/* =========================================================
   OYHORMEN – DESIGN SYSTEM (nguồn duy nhất cho màu, chữ, nút)
   Thứ tự nạp: tokens + base + components -> CSS từng section.
   QUY TẮC: CSS section chỉ được dùng biến var(--...) và class bên dưới,
   không viết lại màu, font, nút hay bo góc riêng.
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root {
  /* màu */
  --gold: #e3bd72;            /* vàng thương hiệu */
  --gold-hover: #f1d48f;      /* vàng sáng khi hover */
  --gold-ink: #8f6620;        /* vàng sẫm: chữ/viền vàng trên nền SÁNG (đạt tương phản) */
  --black: #0a0a0a;           /* chữ trên nền vàng */
  --navy: #07101c;            /* nền tối chính */
  --navy-deep: #050c14;
  --cream: #f6ecd6;           /* chữ sáng / giấy */
  --text: #eef3f6;            /* chữ thường trên nền tối */
  --muted: #a9bccb;           /* chữ phụ trên nền tối */
  --line: rgba(246, 236, 214, .18);
  --danger: #c0392b;

  /* Tương thích hệ thống tokens cũ */
  --gold1: var(--gold);
  --gold2: var(--gold-hover);
  --gold3: var(--gold-ink);
  --bg-hero: var(--navy);
  --bg-need: var(--navy);
  --bg-pin: var(--navy);
  --bg-deep: var(--navy-deep);
  --bg-rev: var(--navy);
  --bg-offer: var(--navy);
  --bg-order: var(--navy);

  /* chữ: Outfit 900 cho Mega Display, Montserrat Bold Italic 800 cho toàn bộ tiêu đề */
  --font-display: "Montserrat", "Be Vietnam Pro", system-ui, sans-serif;
  --font-heading: "Montserrat", system-ui, sans-serif;
  --font-body: "Be Vietnam Pro", system-ui, sans-serif;
  --serif: var(--font-heading);
  --sans: var(--font-body);

  --fs-display: clamp(2.4rem, 5.6vw, 5.5rem);   /* tên OYHORMEN ở hero */
  --fs-h1: clamp(2rem, 4.4vw, 3.75rem);
  --fs-h2: clamp(1.6rem, 3.2vw, 2.75rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.75rem);
  --fs-h4: 1.125rem;
  --fs-body: clamp(.9375rem, 1vw, 1rem);
  --fs-small: .8125rem;
  --fs-eyebrow: .75rem;

  /* hình khối */
  --radius: 0;                /* ĐỔI Ở ĐÂY nếu muốn bo góc toàn trang (nút, ô nhập, popup) */
  --border: 1.5px;

  /* khoảng cách & bố cục */
  --space-1: .5rem; --space-2: 1rem; --space-3: 1.5rem; --space-4: 2.5rem; --space-5: 4rem; --space-6: 7rem;
  --pad-x: clamp(1.25rem, 6vw, 6rem);
  --pad: var(--pad-x);
  --section-y: clamp(4.5rem, 10vw, 8rem);
  --container: 1240px;
  --header-h: 74px;

  /* chuyển động */
  --ease: cubic-bezier(.7, 0, .2, 1);
  --ease-out: cubic-bezier(.2, .8, .2, 1);
  --t-fast: .25s; --t-med: .6s; --t-slow: 1s;

  /* lớp */
  --z-header: 100; --z-popup: 1000; --z-progress: 1100;
}

/* section nền sáng (giấy, bình minh): đổi màu vàng-chữ sang bản sẫm */
.on-light { --accent: var(--gold-ink); --ink: var(--navy); color: var(--navy); }
:root, .on-dark { --accent: var(--gold); --ink: var(--text); }

/* ---------- 2. BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
button, input, select, textarea, optgroup {
  font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--text);
  background: var(--navy);
  -webkit-font-smoothing: antialiased;
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow-x: hidden !important;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.container { width: min(100% - 2 * var(--pad-x), var(--container)); margin-inline: auto; }
.section { padding-block: var(--section-y); }

/* ---------- 3. CHỮ: mọi tiêu đề = Montserrat Bold Italic 800 ---------- */
h1, h2, h3, h4,
.t-display, .t-h1, .t-h2, .t-h3, .t-h4,
.hero-t h1, .hero-t h2,
.need-col-title,
.tx h3,
.st h3,
.wipe h2,
.wipe-title,
.wipe-title-oyster,
.mq span,
.cert-title,
.facts-item strong,
.offer-title,
.pkg-title,
.pkg-name,
.pkg-order-name,
.slogan,
footer .slogan,
.q p,
.gt {
  font-family: var(--font-heading) !important;
  font-weight: 800 !important;
  font-style: italic !important;
  font-synthesis: none;
  line-height: 1.2;
  letter-spacing: -.01em;
  text-wrap: balance;
  margin: 0;
}
.t-display { font-size: var(--fs-display); line-height: 1.08; }
h1, .t-h1 { font-size: var(--fs-h1); }
h2, .t-h2 { font-size: var(--fs-h2); }
h3, .t-h3 { font-size: var(--fs-h3); line-height: 1.25; }
h4, .t-h4 { font-size: var(--fs-h4); line-height: 1.3; }

/* nhấn mạnh trong tiêu đề: chỉ đổi MÀU, không đổi font */
.accent, h1 em, h2 em, h3 em, .t-display em, .slogan em, footer .slogan em { color: var(--accent); font-style: inherit; font-weight: inherit; }
/* nhãn nhỏ phía trên tiêu đề */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  font-style: normal;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--accent);
}
.lead { font-size: clamp(1rem, 1.3vw, 1.25rem); line-height: 1.7; }
.muted { color: var(--muted); }
small, .t-small { font-size: var(--fs-small); }
/* giá tiền dùng chung phông tiêu đề */
.price { font-family: var(--font-heading); font-weight: 800; font-style: italic; line-height: 1; }
.price s { font-family: var(--font-body); font-weight: 400; font-style: normal; font-size: .4em; opacity: .7; margin-right: .5em; }

.gt {
  background: linear-gradient(135deg, #fff7d6 0%, #f3ce7f 40%, #c49645 80%, #dfb76c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Sections Common Structure & Full Bleed Backgrounds */
section, .wipe {
  width: 100% !important;
  max-width: 100% !important;
  position: relative;
  isolation: isolate;
  padding-left: 0;
  padding-right: 0;
  overflow: hidden;
  scroll-margin-top: calc(var(--header-h) + 12px);
}

#deep {
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.bgi {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
  pointer-events: none;
}

.bgi-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100% !important;
  height: 100% !important;
  z-index: -1;
  background: rgba(6, 17, 29, 0.62);
  pointer-events: none;
}

/* =========================================================================
   HEADER & NAVBAR (ẢNH 1 LOGO)
   ========================================================================= */
#bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), #fff7d6);
  z-index: 1000;
  transform-origin: 0 50%;
  transform: scaleX(0);
}

#fx {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99;
  pointer-events: none;
}

#hd {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  background: rgba(6, 17, 29, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#hd .logo {
  display: inline-flex;
  align-items: center;
}

#hd .logo img {
  height: 36px;
  width: auto !important;
  max-width: 190px;
  object-fit: contain;
}

#hd nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.8vw, 32px);
}

#hd nav a {
  font-size: 14px;
  color: #d1e0ec;
  font-weight: 500;
  transition: color 0.25s ease;
}

#hd nav a:hover {
  color: var(--gold-hover);
}

#hd nav a.btn,
#hd .btn {
  --btn-h: 2.35rem;
  padding: 0 1.25rem;
  font-size: .8125rem;
  font-weight: 700;
  color: var(--black) !important;
  background: var(--gold);
  border-color: var(--gold);
  border-radius: var(--radius, 0);
}

#hd nav a.btn:hover,
#hd .btn:hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
  color: var(--black) !important;
}

/* =========================================================================
   DESKTOP NAVBAR REFINED & SIDE NAVIGATION RAIL
   - Navbar desktop chuyển sang phong cách tối giản, nền trong suốt thanh lịch
   - Các liên kết trang chuyển sang thanh cuộn dọc bên phải theo tiến trình section
   ========================================================================= */
@media (min-width: 993px) {
  #bar {
    display: none !important; /* Đã có thanh tiến trình bên phải */
  }

  #hd {
    background: transparent;
    border-bottom: 1px solid transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    transition: background-color 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease;
    padding: 0 clamp(24px, 4vw, 54px);
  }

  #hd.sc {
    background: rgba(6, 17, 29, 0.72);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(223, 183, 108, 0.16);
  }

  /* Ẩn các text link nằm ngang trên navbar desktop */
  #hd nav a:not(.btn) {
    display: none !important;
  }

  /* Giữ nút Đặt hàng ở góc trên bên phải */
  #hd nav a.btn {
    display: inline-flex !important;
    font-size: 0.8125rem;
    letter-spacing: 0.06em;
  }
}

/* =========================================================================
   SIDE NAVIGATION SECTION INDICATORS (DESKTOP)
   - Tối giản: Bỏ thanh tiến trình chạy dọc
   - Chỉ hiển thị các nốt chấm tinh tế, tự động phát sáng hoàng kim khi section tới
   ========================================================================= */
.side-nav-rail {
  position: fixed;
  right: clamp(20px, 2.4vw, 36px);
  top: 50%;
  transform: translateY(-50%);
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  user-select: none;
}

/* Ẩn hoàn toàn trên Tablet và Mobile */
@media (max-width: 992px) {
  .side-nav-rail {
    display: none !important;
  }
}

/* Danh sách các nốt điều hướng */
.side-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.side-rail-item {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.side-rail-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  text-decoration: none;
  position: relative;
  cursor: pointer;
  outline: none;
}

/* Nốt chấm tròn mặc định: mảnh và tinh tế */
.side-rail-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: all 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
}

/* Hover: nốt sáng rõ */
.side-rail-link:hover .side-rail-dot {
  transform: scale(1.3);
  background: #ffffff;
  border-color: #ffffff;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.85);
}

/* NỐT DÀI RA & PHÁT SÁNG KHI SECTION TỚI */
.side-rail-item.is-active .side-rail-dot {
  width: 7px;
  height: 24px;
  border-radius: 4px;
  background: linear-gradient(180deg, #ffe08a, var(--gold, #dfb76c));
  border: 1px solid #ffffff;
  box-shadow: 0 0 16px rgba(223, 183, 108, 0.95), 0 0 5px #ffffff;
  transform: scale(1);
}

/* Tooltip / Nhãn hiển thị tên Section khi hover */
.side-rail-tooltip {
  position: absolute;
  right: 28px;
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: rgba(6, 17, 29, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(223, 183, 108, 0.4);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.65), 0 0 12px rgba(223, 183, 108, 0.15);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1),
              visibility 0.25s;
}

/* Mũi tên tam giác hướng về phía nốt dot */
.side-rail-tooltip::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 5px solid rgba(223, 183, 108, 0.5);
}

/* Hiển thị tooltip khi hover */
.side-rail-link:hover .side-rail-tooltip,
.side-rail-link:focus-visible .side-rail-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

.side-rail-num {
  font-family: var(--font-heading);
  font-size: 10.5px;
  font-weight: 800;
  color: var(--gold, #dfb76c);
  letter-spacing: 0.08em;
}

.side-rail-txt {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  color: #f7eedb;
  letter-spacing: 0.03em;
}

/* ---------- 4. NÚT: chỉ có 2 kiểu ---------- */
.btn {
  --btn-h: 3rem;
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: var(--btn-h); padding: 0 1.8rem;
  font-family: var(--font-body); font-size: .9375rem; font-weight: 600; font-style: normal; letter-spacing: .03em; line-height: 1; white-space: nowrap;
  border: var(--border) solid var(--gold); border-radius: var(--radius);
  cursor: pointer; -webkit-appearance: none; appearance: none; text-decoration: none;
  transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.btn:active { transform: translateY(1px); }
.btn--sm { --btn-h: 2.5rem; padding: 0 1.25rem; font-size: .8125rem; }
.btn--lg { --btn-h: 3.5rem; padding: 0 2.2rem; font-size: 1rem; }
.btn--block { display: flex; width: 100%; }

/* KIỂU 1: nền vàng, chữ đen */
.btn--solid, .btn:not(.line):not(.btn--outline):not(.btn-pkg-order):not(.btn-copy) {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}
.btn--solid:hover, .btn--solid.is-hover, .btn:not(.line):not(.btn--outline):not(.btn-pkg-order):not(.btn-copy):hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
  color: var(--black);
}

/* KIỂU 2: viền vàng, nền trong, chữ vàng */
.btn--outline, .btn.line {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn--outline:hover, .btn--outline.is-hover, .btn.line:hover {
  background: var(--accent);
  color: var(--black);
}
.on-light .btn--outline:hover, .on-light .btn--outline.is-hover, .on-light .btn.line:hover { color: #fff; }

/* trạng thái */
.btn[disabled], .btn[aria-disabled=true] { opacity: .45; pointer-events: none; }
.btn[aria-busy=true] { position: relative; pointer-events: none; color: transparent; }
.btn[aria-busy=true]::after { content: ""; position: absolute; left: 0; bottom: 0; height: 3px; width: 40%; background: var(--black); animation: btn-load 1s var(--ease) infinite; }
.btn--outline[aria-busy=true]::after { background: var(--accent); }
@keyframes btn-load { from { transform: translateX(-100%); } to { transform: translateX(260%); } }


/* =========================================================================
   1. HERO (#hero) - CINEMATIC MASTER EXPERIENCE (SƯ TỬ UY NGHIÊM)
   ========================================================================= */
#hero {
  position: relative;
  width: 100%;
  height: 260vh; /* Khoảng cuộn kể chuyện mượt mà */
  background: #030507;
  padding: 0 !important;
  margin: 0 !important;
  overflow: visible;
}

.hero-sticky-viewport {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100%;
  height: 100svh;
  overflow: hidden;
  background: #030507;
  isolation: isolate;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Lớp hạt Canvas & Noise */
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: none;
  opacity: 0.65;
}

.hero-noise-scrim {
  position: absolute;
  inset: 0;
  z-index: 6;
  opacity: 0.035;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* LAYER 0: SƯ TỬ UY NGHIÊM (ẢNH THỰC TỰ NHIÊN, BỎ ĐÈ MẮT PHÁT SÁNG) */
.lion-world {
  position: absolute;
  inset: 0;
  z-index: 1;
  transform: scale(1.15);
  filter: brightness(0.18) contrast(1.15);
  transition: filter 2.6s cubic-bezier(0.16, 1, 0.3, 1), transform 2.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, filter;
}

.lion-stage {
  position: absolute;
  left: 50%;
  top: 50%;
  width: max(100%, calc(100svh * 1.7778));
  aspect-ratio: 16 / 9;
  transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px))) scale(var(--s, 1));
  will-change: transform;
}

.lion-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  user-select: none;
  pointer-events: none;
}

/* LAYER 0: SƯ TỬ UY NGHIÊM & ĐÈN RỌI INTERACTIVE */
.lion-spotlight {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle 38vmax at var(--mx, 50%) var(--my, 40%),
    rgba(241, 212, 143, 0.22) 0%,
    rgba(14, 28, 48, 0.12) 40%,
    transparent 70%
  );
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 1.2s ease;
  pointer-events: none;
}

/* Lớp viền tối vignette quang học */
.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    radial-gradient(ellipse 95% 85% at 50% 48%, rgba(3, 5, 7, 0) 35%, rgba(3, 5, 7, 0.72) 85%, #030507 100%),
    linear-gradient(180deg, rgba(3, 5, 7, 0.6) 0%, rgba(3, 5, 7, 0) 18%, rgba(3, 5, 7, 0) 75%, #040c17 100%);
  pointer-events: none;
}

.hero-scroll-dimmer {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: #030507;
  opacity: var(--d, 0);
  pointer-events: none;
}

/* NHỊP 1: BAN ĐẦU (SƯ TỬ & 2 CỘT HERO) */
.hero-phase-1 {
  position: absolute;
  inset: 0;
  z-index: 4;
  will-change: opacity, transform;
  pointer-events: auto;
  transition: opacity 0.2s ease;
}

/* LAYER 2: TYPOGRAPHY "OYHORMEN" HOÀNG KIM NGUYÊN KHỐI (ZERO NÉT THỪA) */
.hero-mega-wrap {
  position: absolute;
  left: 50%;
  top: clamp(60px, 9.5svh, 100px);
  z-index: 4;
  transform: translate(-50%, var(--my2, 0px)) scale(var(--ms, 1));
  transform-origin: 50% 45%;
  will-change: transform, opacity;
  pointer-events: none;
  width: 100%;
  text-align: center;
}

.hero-mega-title {
  margin: 0;
  display: inline-block;
  white-space: nowrap;
  font-family: var(--font-display), -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  font-weight: 900 !important;
  font-style: normal !important;
  font-size: clamp(3.2rem, 12vw, 12rem);
  letter-spacing: -0.015em;
  line-height: 0.88;
  text-transform: uppercase;
  user-select: none;

  background: linear-gradient(
    180deg,
    #ffffff 0%,
    #faedd4 22%,
    #e8c47b 48%,
    #996f26 78%,
    #f8eecf 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #f1d48f;

  -webkit-text-stroke: 0 !important;
  filter:
    drop-shadow(0 4px 10px rgba(0, 0, 0, 0.95))
    drop-shadow(0 14px 28px rgba(0, 0, 0, 0.9))
    drop-shadow(0 0 45px rgba(227, 189, 114, 0.35));

  clip-path: inset(0 100% 0 0);
  will-change: clip-path;
}

/* =========================================================================
   BỐ CỤC HERO 2 CỘT: CỘT CONTENT (45%) | CỘT SẢN PHẨM (55% BÊN PHẢI)
   ========================================================================= */
.hero-two-cols {
  position: absolute;
  left: 0;
  right: 0;
  bottom: clamp(65px, 9svh, 115px);
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4.5vw, 4.5rem);
  box-sizing: border-box;
  pointer-events: none;
  gap: clamp(1.5rem, 3.5vw, 3.5rem);
}

/* CỘT 1 (BÊN TRÁI): NỘI DUNG BIÊN TẬP */
.hero-col-content {
  flex: 1 1 50%;
  width: auto;
  max-width: 620px;
  min-width: 0;
  opacity: 0;
  transform: translateY(28px);
  will-change: transform, opacity;
  pointer-events: auto;
  z-index: 7;
  overflow: visible;
}

.hero-headline {
  margin: 0 0 16px;
  font-family: "Montserrat", system-ui, sans-serif !important;
  font-weight: 700 !important;
  font-style: italic !important;
  font-size: clamp(1.65rem, 2.35vw, 2.75rem);
  line-height: 1.18;
  text-transform: uppercase;
  letter-spacing: -0.015em;
  text-shadow: 0 4px 22px rgba(0, 0, 0, 0.95);
  overflow: visible;
}

/* KHÔNG RỚT CHỮ: DISPLAY INLINE-BLOCK + WIDTH MAX-CONTENT ĐẢM BẢO GRADIENT PHỦ TRỌN CHỮ C CUỐI */
.hero-hl-line {
  display: inline-block;
  width: max-content;
  white-space: nowrap;
  padding-right: 0.25em;
  overflow: visible;
}

.hero-hl-line.line-white {
  color: #ffffff;
}

.hero-hl-line.line-gold {
  display: inline-block;
  width: max-content;
  background: linear-gradient(135deg, #ffffff 0%, #f7dfa3 40%, #e3bd72 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #f1d48f;
  padding-right: 0.25em;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 1.05vw, 1.08rem);
  font-weight: 400;
  line-height: 1.68;
  color: #c1d2e1;
  max-width: 540px;
  margin: 0 0 24px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.92);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* BUTTON-IN-BUTTON PATTERN - THỐNG NHẤT HỆ THỐNG (KHÔNG BO GÓC, CHỮ ĐEN) */
.btn-core {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  height: 60px; /* Nút lớn hơn bề thế */
  padding: 0 32px 0 36px;
  border-radius: var(--radius, 0); /* Không bo góc viền */
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  isolation: isolate;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease, border-color 0.3s;
  user-select: none;
}

.btn-core:active {
  transform: scale(0.97);
}

.btn-core.btn--solid {
  background: linear-gradient(135deg, #f7dfa3 0%, #e3bd72 50%, #c4963e 100%);
  color: var(--black, #0a0a0a) !important;
  border: 1px solid rgba(255, 245, 219, 0.5);
  box-shadow: 0 8px 24px -4px rgba(227, 189, 114, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.8);
}

.btn-core.btn--solid span {
  color: var(--black, #0a0a0a);
}

.btn-core.btn--solid::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, #ffffff 0%, #f1d48f 60%, #e3bd72 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.btn-core.btn--solid:hover {
  transform: translateY(-2px);
  color: var(--black, #0a0a0a) !important;
  box-shadow: 0 14px 32px -4px rgba(227, 189, 114, 0.65), 0 0 24px rgba(241, 212, 143, 0.4);
}

.btn-core.btn--solid:hover span {
  color: var(--black, #0a0a0a);
}

.btn-core.btn--solid:hover::before {
  opacity: 1;
}

.btn-icon-bubble {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  background: transparent !important;
  color: var(--black, #0a0a0a);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn-core.btn--solid:hover .btn-icon-bubble {
  transform: translateX(4px);
  background: transparent !important;
  color: var(--black, #0a0a0a);
}

.btn-icon-bubble svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.5;
  transition: transform 0.3s;
}

.btn-core.btn--glass {
  background: rgba(14, 22, 34, 0.4);
  color: #f6ecd6;
  border: 1px solid rgba(227, 189, 114, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-core.btn--glass:hover {
  background: rgba(227, 189, 114, 0.15);
  border-color: #f1d48f;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(227, 189, 114, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-core.btn--glass .btn-icon-bubble {
  background: rgba(227, 189, 114, 0.15);
  color: #f1d48f;
}

.btn-core.btn--glass:hover .btn-icon-bubble {
  transform: translateY(2px) scale(1.08);
  background: #e3bd72;
  color: #080a0c;
}

/* CỘT 2 (BÊN PHẢI): BỘ SẢN PHẨM COMBO */
.hero-col-product {
  flex: 1 1 48%;
  width: auto;
  max-width: 560px;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  pointer-events: none;
  z-index: 6;
  transform: translate(var(--px, 0px), calc(var(--py, 0px) + var(--float-y, 0px))) scale(var(--ps, 1));
  will-change: transform;
}

.hero-product-stage {
  position: relative;
  width: 100%;
  max-width: 540px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-product-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: clamp(240px, 33svh, 330px);
  aspect-ratio: 1400 / 868;
  object-fit: contain;
  opacity: 0;
  transform: translateY(35%) scale(0.95);
  filter:
    drop-shadow(0 26px 44px rgba(0, 0, 0, 0.95))
    drop-shadow(0 8px 18px rgba(0, 0, 0, 0.8))
    drop-shadow(0 0 45px rgba(227, 189, 114, 0.3));
  will-change: transform, opacity;
}

.hero-product-pedestal {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 0%;
  height: 26px;
  background: radial-gradient(ellipse at 50% 50%, rgba(227, 189, 114, 0.45) 0%, rgba(0, 0, 0, 0.85) 55%, transparent 75%);
  filter: blur(18px);
  z-index: -1;
  transform: scaleY(0.45);
}

/* GÓC ĐỊNH VỊ HOÀNG KIM (PRECISION CORNER BRACKETS) */
.cor-bracket {
  position: absolute;
  z-index: 7;
  width: 24px;
  height: 24px;
  border: 0 solid #e3bd72;
  transform: scale(0);
  pointer-events: none;
  transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
  opacity: 0.55;
}

.cor-bracket.tl { top: 22px; left: 22px; border-width: 1.5px 0 0 1.5px; transform-origin: 0 0; }
.cor-bracket.tr { top: 22px; right: 22px; border-width: 1.5px 1.5px 0 0; transform-origin: 100% 0; }
.cor-bracket.bl { bottom: 22px; left: 22px; border-width: 0 0 1.5px 1.5px; transform-origin: 0 100%; }
.cor-bracket.br { bottom: 22px; right: 22px; border-width: 0 1.5px 1.5px 0; transform-origin: 100% 100%; }

/* SCROLL INDICATOR (DỊCH LÊN TRÊN MỘT CHÚT) */
.hero-scroll-hint {
  position: absolute;
  left: 50%;
  bottom: clamp(34px, 5.2svh, 54px); /* Dịch lên trên một chút theo yêu cầu */
  z-index: 7;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #e3bd72;
  opacity: 0;
  user-select: none;
  pointer-events: none;
}

.hero-scroll-line {
  width: 1px;
  height: 20px;
  background: linear-gradient(180deg, #e3bd72 0%, transparent 100%);
  transform-origin: top;
  animation: lineFall 2.4s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

@keyframes lineFall {
  0% { transform: scaleY(0); opacity: 0; }
  40% { transform: scaleY(1); opacity: 1; }
  80%, 100% { transform: scaleY(1) translateY(14px); opacity: 0; }
}

.sea-emerge-text {
  position: absolute;
  left: 0;
  right: 0;
  top: 24svh;
  z-index: 7;
  text-align: center;
  padding: 0 clamp(1.5rem, 5.5vw, 6rem);
  opacity: 0;
  transform: translateY(30px);
  pointer-events: none;
}

.sea-emerge-tag {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.4em;
  color: #e3bd72;
  margin-bottom: 14px;
}

.sea-emerge-title {
  font-family: var(--font-heading) !important;
  font-weight: 900 !important;
  font-style: italic !important;
  font-size: clamp(2.4rem, 6.8vw, 6.5rem);
  line-height: 1.05;
  text-transform: uppercase;
  background: linear-gradient(180deg, #ffffff 0%, #e3bd72 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 8px 30px rgba(0, 0, 0, 0.9));
}

.hero-intro-veil {
  position: absolute;
  inset: 0;
  z-index: 40;
  background: #030507;
  pointer-events: none;
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), visibility 1.2s;
}

/* KỊCH BẢN KHỞI ĐỘNG (AWAKENING ANIMATIONS) */
.is-awakening .hero-intro-veil {
  opacity: 0;
  visibility: hidden;
}

.is-awakening .lion-world {
  filter: brightness(1) contrast(1.05);
  transform: scale(1);
}

.is-awakening .lion-spotlight {
  opacity: 1;
  transition-delay: 1.5s;
}

.is-awakening .hero-mega-title {
  animation: megaWipe 1.3s cubic-bezier(0.7, 0, 0.2, 1) 1.0s forwards;
}

@keyframes megaWipe {
  0% { clip-path: inset(0 100% 0 0); }
  100% { clip-path: inset(-50px -50px -50px -50px); }
}

.is-awakening .hero-product-img {
  animation: productRise 1.5s cubic-bezier(0.2, 0.8, 0.2, 1) 1.8s forwards;
}

@keyframes productRise {
  0% { opacity: 0; transform: translateY(35%) scale(0.92); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

.is-awakening .hero-col-content,
.is-awakening .hero-copy-deck {
  animation: fadeUpDeck 1.1s cubic-bezier(0.16, 1, 0.3, 1) 2.2s forwards;
}

.is-awakening .hero-scroll-hint {
  animation: fadeInSoft 1.2s ease 2.9s forwards;
}

.is-awakening .cor-bracket {
  transform: scale(1);
  transition-delay: 2.5s;
}

@keyframes fadeUpDeck {
  0% { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInSoft {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

/* =========================================================================
   RESPONSIVE HERO (TABLET & MOBILE)
   - Căn giữa toàn bộ cụm Hero (Tên thương hiệu, Sản phẩm combo, Nội dung & Nút bấm)
   - Giãn khoảng cách thoáng đãng, sang trọng
   - Chữ OYHORMEN mở rộng bề ngang tương đồng với chiều rộng cụm bên dưới
   - Tiêu đề, mô tả và nút bấm căn lề trái đều nhau theo chiều rộng button
   - Đảm bảo desktop (> 992px) giữ nguyên 100%
   ========================================================================= */
@media (max-width: 992px) {
  .hero-phase-1 {
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding-top: calc(var(--hd-h, 74px) + 14px) !important;
    padding-bottom: 24px !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .hero-mega-wrap {
    position: relative !important;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    transform: translateY(var(--my2, 0px)) scale(var(--ms, 1)) !important;
    z-index: 6 !important;
    margin: 0 auto 18px auto !important;
    width: 100% !important;
    text-align: center !important;
    flex: 0 0 auto !important;
  }

  .hero-mega-title {
    font-size: clamp(3rem, 10vw, 4.6rem) !important;
    line-height: 1 !important;
    display: block !important;
    text-align: center !important;
    margin: 0 !important;
    -webkit-text-stroke: 0 !important;
  }

  .hero-two-cols {
    position: relative !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 20px !important;
    padding: 0 clamp(1.25rem, 4vw, 3rem) !important;
    z-index: 6 !important;
    width: 100% !important;
    max-width: 620px !important;
    box-sizing: border-box !important;
    flex: 0 1 auto !important;
  }

  .hero-col-product {
    order: 1 !important;
    flex: 0 1 auto !important;
    width: 100% !important;
    max-width: 500px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 auto !important;
  }

  .hero-product-img {
    max-height: clamp(210px, 30svh, 290px) !important;
    object-fit: contain !important;
  }

  .hero-col-content {
    order: 2 !important;
    flex: 0 0 auto !important;
    width: 100% !important;
    max-width: 440px !important;
    text-align: left !important;
    margin: 0 auto !important;
  }

  .hero-headline {
    font-size: clamp(1.25rem, 3.2vw, 1.6rem) !important;
    margin-bottom: 10px !important;
    text-align: left !important;
  }

  .hero-headline .hero-hl-line {
    display: block !important;
    text-align: left !important;
  }

  .hero-desc {
    max-width: 100% !important;
    margin: 0 auto 16px 0 !important;
    font-size: 0.875rem !important;
    text-align: left !important;
  }

  .hero-cta-group {
    justify-content: flex-start !important;
    width: 100% !important;
  }

  .hero-cta-group .btn-core {
    width: 100% !important;
  }
}

@media (max-width: 640px) {
  #hd {
    height: 60px !important;
  }

  .lion-stage {
    top: 5%;
    width: calc(88svh * 1.7778);
  }

  /* CĂN GIỮA TOÀN BỘ CỤM HERO TRÊN MOBILE: Tên thương hiệu - Sản phẩm - Text & Button */
  .hero-phase-1 {
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding-top: calc(60px + 6px) !important;
    padding-bottom: calc(env(safe-area-inset-bottom, 8px) + 8px) !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* 1. TÊN THƯƠNG HIỆU OYHORMEN:
     - Tăng kích thước bề ngang khớp với chiều rộng các thành phần bên dưới
     - Giãn cách thoáng đãng trên cụm sản phẩm */
  .hero-mega-wrap {
    position: relative !important;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    transform: translateY(var(--my2, 0px)) scale(var(--ms, 1)) !important;
    z-index: 6 !important;
    width: 100% !important;
    max-width: clamp(310px, 86vw, 360px) !important;
    text-align: center !important;
    margin: 0 auto 18px auto !important; /* Tăng khoảng cách thoáng với sản phẩm */
    flex: 0 0 auto !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
  }

  .hero-mega-title {
    font-size: clamp(2.55rem, 13.2vw, 3.4rem) !important;
    line-height: 0.95 !important;
    display: inline-block !important;
    text-align: center !important;
    margin: 0 !important;
    letter-spacing: 0.015em !important;
    white-space: nowrap !important;
    -webkit-text-stroke: 0 !important;
  }

  /* 2. KHUNG CHỨA SẢN PHẨM VÀ NỘI DUNG */
  .hero-two-cols {
    position: relative !important;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    width: 100% !important;
    max-width: 480px !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 22px !important; /* Tăng khoảng cách thoáng giữa sản phẩm và cụm text */
    padding: 0 16px !important;
    box-sizing: border-box !important;
    z-index: 6 !important;
    flex: 0 1 auto !important;
  }

  /* SẢN PHẨM: ĐƯA LÊN TRÊN NỘI DUNG */
  .hero-col-product {
    order: 1 !important;
    flex: 0 1 auto !important;
    width: 100% !important;
    max-width: 380px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 auto !important;
    padding: 0 !important;
    pointer-events: none !important;
  }

  .hero-product-stage {
    width: 100% !important;
    max-width: 380px !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
  }

  .hero-product-img {
    width: auto !important;
    max-width: 82vw !important;
    height: auto !important;
    max-height: clamp(160px, 23svh, 205px) !important;
    object-fit: contain !important;
    display: block !important;
    margin: 0 auto !important;
    filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.75)) !important;
  }

  /* NỘI DUNG: CĂN LỀ TRÁI ĐỀU NHAU THEO CHIỀU RỘNG BUTTON & GIÃN THOÁNG */
  .hero-col-content {
    order: 2 !important;
    flex: 0 0 auto !important;
    width: 100% !important;
    max-width: clamp(310px, 86vw, 360px) !important; /* Khớp chiều rộng với OYHORMEN và button */
    text-align: left !important;
    margin: 0 auto !important;
    padding: 0 !important;
    box-sizing: border-box !important;
  }

  .hero-headline {
    font-size: clamp(1.1rem, 4.4vw, 1.35rem) !important;
    line-height: 1.25 !important;
    margin: 0 0 10px 0 !important; /* Giãn khoảng cách với đoạn mô tả */
    text-align: left !important;
  }

  .hero-headline .hero-hl-line {
    display: block !important;
    text-align: left !important;
  }

  .hero-desc {
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    font-size: clamp(0.78rem, 3.2vw, 0.85rem) !important;
    line-height: 1.4 !important;
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 0 18px 0 !important; /* Giãn khoảng cách với button */
    color: var(--cream, #f6ecd6) !important;
    opacity: 0.92 !important;
    text-align: left !important;
  }

  .hero-cta-group {
    display: flex !important;
    justify-content: stretch !important;
    flex-wrap: nowrap !important;
    gap: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
  }

  .hero-cta-group .btn-core {
    flex: 1 1 100% !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 48px !important;
    padding: 0 20px !important;
    font-size: 0.92rem !important;
    letter-spacing: 0.08em !important;
    gap: 10px !important;
    border-radius: var(--radius, 0) !important;
    color: var(--black, #07090e) !important;
    justify-content: center !important;
  }

  .hero-cta-group .btn-icon-bubble {
    width: auto !important;
    height: auto !important;
    background: transparent !important;
  }

  .cor-bracket, .hero-scroll-hint {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-intro-veil { display: none; }
  .lion-world { filter: brightness(1) contrast(1.05); transform: none; }
  .hero-col-content, .hero-copy-deck, .hero-scroll-hint { opacity: 1; transform: none; }
  .hero-mega-title { clip-path: none; }
  .hero-product-img { opacity: 1; transform: none; }
}

/* =========================================================================
   2. NHỊP 2: GIỚI THIỆU SẢN PHẨM (#intro / .hero-phase-intro)
      - BỐ CỤC: 54% NỘI DUNG VĂN BẢN & TRIẾT LÝ KHOA HỌC | 46% CARD R&D LAB
      - BACKGROUND: bg-science-research.jpg TONE XANH BIOTECH KẾT NỐI LIỀN MẠCH TỪ ĐEN XUỐNG XANH
   ========================================================================= */
.hero-phase-intro {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(30px);
  will-change: opacity, transform;
}

/* Background phòng Lab R&D với hiệu ứng chuyển sắc liền mạch từ đen sang xanh rồi đen ở chân */
.hero-intro-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.72) contrast(1.15);
  z-index: 1;
  pointer-events: none;
}

.hero-intro-gradient-scrim {
  position: absolute;
  inset: 0;
  background:
    /* Đỉnh trên chuyển mượt từ đen sâu của nhịp 1 sang xanh sâu của lab */
    linear-gradient(180deg, #030507 0%, rgba(3, 5, 7, 0.45) 15%, rgba(5, 19, 34, 0.52) 50%, rgba(3, 5, 7, 0.88) 90%, #030507 100%),
    /* Lớp phủ xuyên tâm tôn vinh trung tâm */
    radial-gradient(circle at 75% 50%, rgba(13, 94, 158, 0.25) 0%, transparent 65%),
    radial-gradient(circle at 25% 40%, rgba(212, 168, 83, 0.1) 0%, transparent 55%);
  pointer-events: none;
}

/* Khung container 2 cột */
.hero-intro-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(20px, 3.5vw, 42px) clamp(20px, 3.5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(24px, 4vw, 48px);
}

/* CỘT TRÁI (54%): NỘI DUNG */
.hero-intro-content-col {
  flex: 1 1 54%;
  max-width: 54%;
  min-width: 0;
}

.hero-intro-title {
  font-family: "Montserrat", "Be Vietnam Pro", system-ui, sans-serif !important;
  font-size: clamp(1.85rem, 2.5vw, 2.85rem);
  line-height: 1.24;
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 24px 0;
  letter-spacing: -0.015em;
}

.hero-intro-line {
  display: block;
  white-space: nowrap;
}

.hero-intro-title .gold-gradient {
  background: linear-gradient(135deg, #faedd4 0%, #e8c47b 45%, #c89532 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  width: max-content;
  white-space: nowrap;
  padding-right: 0.15em;
}

.hero-intro-body {
  margin-bottom: 24px;
}

.hero-intro-lead {
  font-size: clamp(0.98rem, 1.15vw, 1.12rem);
  line-height: 1.68;
  color: rgba(240, 244, 250, 0.94);
  margin-bottom: 14px;
}

.hero-intro-lead strong {
  color: #faedd4;
  font-weight: 700;
}

.hero-intro-para {
  font-size: clamp(0.9rem, 1.02vw, 1rem);
  line-height: 1.66;
  color: rgba(210, 222, 238, 0.82);
  margin-bottom: 18px;
}

.hero-intro-quote {
  position: relative;
  margin: 0;
  padding: 12px 18px 12px 20px;
  background: rgba(14, 28, 48, 0.45);
  border-radius: 0 12px 12px 0;
  border-left: 3px solid #d4a853;
  backdrop-filter: blur(6px);
}

.hero-intro-quote-bar {
  display: none;
}

.hero-intro-quote p {
  font-size: clamp(0.88rem, 0.98vw, 0.96rem);
  font-style: italic;
  line-height: 1.58;
  color: #faedd4;
  margin: 0;
}

.hero-intro-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.84rem;
  color: #e2e8f0;
  font-weight: 500;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.hero-tag-pill:hover {
  background: rgba(212, 168, 83, 0.12);
  border-color: rgba(212, 168, 83, 0.4);
  transform: translateY(-2px);
}

.hero-tag-icon {
  font-size: 0.95rem;
}

/* CỘT PHẢI (42%): CARD R&D LAB */
.hero-intro-visual-col {
  flex: 1 1 42%;
  max-width: 42%;
  min-width: 0;
}

.hero-intro-card {
  position: relative;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(212, 168, 83, 0.28),
    0 0 40px rgba(13, 94, 158, 0.25);
  background: #051322;
  transform: perspective(1000px) rotateY(-3deg) rotateX(2deg);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
}

.hero-intro-card:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(212, 168, 83, 0.5),
    0 0 50px rgba(13, 94, 158, 0.4);
}

.hero-intro-card-img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.hero-intro-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(3, 5, 7, 0.1) 0%,
    rgba(5, 19, 34, 0.15) 50%,
    rgba(3, 5, 7, 0.7) 100%
  );
  pointer-events: none;
}

.hero-hud-badge {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 6px;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.hero-hud-badge.top-left {
  top: 14px;
  left: 14px;
  background: rgba(3, 5, 7, 0.75);
  border: 1px solid rgba(212, 168, 83, 0.35);
  color: #faedd4;
}

.hero-hud-badge.bottom-right {
  bottom: 14px;
  right: 14px;
  background: rgba(7, 28, 51, 0.8);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: #38bdf8;
}

.hud-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: hudPulse 2s infinite ease-in-out;
}

@keyframes hudPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* RESPONSIVE CHO NHỊP 2 */
@media (max-width: 1024px) {
  .hero-intro-container {
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    padding-top: 60px;
    padding-bottom: 40px;
  }

  .hero-intro-content-col,
  .hero-intro-visual-col {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .hero-intro-card {
    max-width: 500px;
    margin: 0 auto;
    transform: none;
  }
}

@media (max-width: 768px) {
  .hero-intro-title {
    font-size: clamp(1.5rem, 5.2vw, 2rem);
  }

  .hero-intro-visual-col {
    display: none;
  }

  .hero-intro-lead {
    font-size: 0.94rem;
  }

  .hero-intro-para {
    font-size: 0.88rem;
  }
}

/* =========================================================================
   3. SECTION THẤU HIỂU: NHỮNG ĐIỀU ĐÀN ÔNG MANG TRÊN VAI (#need)
   Tối giản: một nền đen hạt phim, 10 vấn đề nổi lên từ đáy rồi biến mất
   ========================================================================= */
#need {
  position: relative;
  width: 100% !important;
  max-width: 100% !important;
  height: 400vh; /* Quãng cuộn ghim 300vh thực tế */
  padding: 0 !important;
  margin: 0 !important;
  background: #050505;
  overflow: visible;
}

@media (max-width: 820px) {
  #need {
    height: 280vh; /* Quãng cuộn ghim 180vh chuẩn nhịp trên mobile */
  }
}

.need-stick {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: #050505;
}

.need-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #050505 center/cover no-repeat;
  pointer-events: none;
  transition: opacity 0.6s ease;
}

.need-grain {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: url('../img/grain.png');
  background-repeat: repeat;
  mix-blend-mode: overlay;
  opacity: 0.1;
  pointer-events: none;
}

.need-kicker {
  position: absolute;
  left: var(--pad, clamp(1.5rem, 5vw, 5.5rem));
  top: clamp(28px, 4.2vh, 46px);
  right: auto;
  z-index: 10;
  font-family: var(--font-body, "Be Vietnam Pro", system-ui, sans-serif);
  font-size: clamp(0.875rem, 1.08vw, 1.125rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.16em;
  color: var(--gold, #e3bd72);
  text-transform: uppercase;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.85);
  margin: 0;
  pointer-events: none;
}

@media (max-width: 820px) {
  .need-kicker {
    font-size: clamp(0.8125rem, 3.2vw, 0.9375rem);
    letter-spacing: 0.12em;
    top: calc(22px + env(safe-area-inset-top, 0px));
    left: clamp(1rem, 4vw, 1.5rem);
    right: auto;
    max-width: calc(100vw - 2rem);
  }
}

.need-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--gold, #e3bd72);
  transform-origin: 0 50%;
  transform: scaleX(0);
  opacity: 0.7;
  z-index: 5;
  pointer-events: none;
}

.need-words {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.need-w {
  position: absolute;
  left: 0;
  top: 50%;
  white-space: nowrap;
  font-family: var(--font-heading, "Montserrat", system-ui, sans-serif);
  font-weight: 700;
  font-style: italic;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--cream, #f6ecd6);
  opacity: 0;
  will-change: transform, opacity;
  pointer-events: none;
}

.need-w.L {
  font-size: clamp(2.6rem, 6.6vw, 7.4rem);
}

.need-w.M {
  font-size: clamp(2rem, 4.5vw, 5rem);
}

.need-w.S {
  font-size: clamp(1.5rem, 3vw, 3.4rem);
  filter: blur(0.7px);
  color: rgba(246, 236, 214, 0.8);
}

.need-w.o {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--cream, #f6ecd6);
}

.need-w.S.o {
  -webkit-text-stroke-color: rgba(246, 236, 214, 0.8);
}

@media (max-width: 820px) {
  .need-w.L {
    font-size: clamp(2.2rem, 11.5vw, 4rem);
  }
  .need-w.M {
    font-size: clamp(1.7rem, 8vw, 3rem);
  }
  .need-w.S {
    font-size: clamp(1.3rem, 6vw, 2rem);
    filter: none;
  }
}

.need-final {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  z-index: 4;
  transform: translateY(-50%);
  text-align: center;
  padding: 0 var(--pad, clamp(1.25rem, 5.5vw, 5.5rem));
  opacity: 0;
  pointer-events: none;
}

.need-final h2 {
  font-family: var(--font-heading, "Montserrat", system-ui, sans-serif) !important;
  font-weight: 700;
  font-style: italic;
  font-size: clamp(1.8rem, 4.8vw, 4.6rem);
  line-height: 1.15;
  max-width: 15em;
  margin: 0 auto;
  color: var(--cream, #f6ecd6);
}

.need-final em {
  font-style: inherit;
  color: var(--gold, #e3bd72);
}

.need-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Chế độ giảm chuyển động / tĩnh */
#need.static {
  height: auto !important;
}

#need.static .need-stick {
  position: relative !important;
  height: auto !important;
  padding: 16vh var(--pad, clamp(1.25rem, 5.5vw, 5.5rem)) 14vh !important;
}

#need.static .need-kicker {
  position: static !important;
  margin-bottom: 6vh !important;
  text-align: center;
}

#need.static .need-words {
  position: static !important;
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 0.6em 1.4em !important;
  justify-content: center !important;
}

#need.static .need-w {
  position: static !important;
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
  will-change: auto !important;
}

#need.static .need-final {
  position: static !important;
  transform: none !important;
  opacity: 1 !important;
  margin-top: 10vh !important;
}

#need.static .need-bar {
  display: none !important;
}

/* =========================================================================
   3. SECTION GHIM CHAI & ZOOM XUYÊN NHÃN (#pin) - TRÀN 100% TOÀN MÀN HÌNH
   ========================================================================= */
#pin {
  position: relative;
  width: 100% !important;
  max-width: 100% !important;
  padding: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
  margin: 0 !important;
  background: var(--bg-pin);
  overflow: hidden;
}

.pin-in {
  position: relative;
  width: 100% !important;
  max-width: 100% !important;
  height: 100svh;
  padding: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
  margin: 0 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#bt {
  position: relative;
  height: clamp(320px, 54svh, 480px);
  aspect-ratio: 640 / 1948;
  max-width: 85vw;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform;
  transform-origin: 50% 50%;
  filter: drop-shadow(0 20px 35px rgba(0, 0, 0, 0.7));
  z-index: 5;
}

#bt img {
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  display: block;
}

.tx {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 6;
}

.tx > div {
  position: absolute;
  max-width: min(450px, 38vw);
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  padding: 0 !important;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.6s ease;
}

.tx .l {
  left: clamp(24px, 6vw, 96px);
  text-align: left;
}

.tx .r {
  right: clamp(24px, 6vw, 96px);
  text-align: right;
}

.tx-thumb {
  width: clamp(74px, 6.8vw, 96px);
  height: clamp(74px, 6.8vw, 96px);
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 12px;
  border: 2px solid rgba(223, 183, 108, 0.55);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.75), 0 0 16px rgba(223, 183, 108, 0.25);
  display: inline-block;
}

.tx .l .tx-thumb {
  margin-right: auto;
}

.tx .r .tx-thumb {
  margin-left: auto;
}

.tx h3 {
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.08;
  color: var(--gold2);
  margin-top: 4px;
  margin-bottom: 12px;
  font-family: var(--serif) !important;
  font-weight: 800;
  font-style: italic;
  letter-spacing: -0.015em;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.95), 0 2px 4px rgba(0, 0, 0, 0.9);
}

.tx p {
  font-size: clamp(15.5px, 1.45vw, 18px);
  color: #ffffff;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.95), 0 1px 4px rgba(0, 0, 0, 0.9);
  text-wrap: balance;
  max-width: 100%;
}

.br-d {
  display: inline;
}

.tx .on {
  opacity: 1 !important;
  transform: translate(0, 0) scale(1) !important;
}

.tx .l:not(.on) { transform: translateX(-35px) scale(0.95); }
.tx .r:not(.on) { transform: translateX(35px) scale(0.95); }

.cap {
  position: absolute;
  bottom: clamp(24px, 4.5vh, 48px);
  left: 50%;
  transform: translateX(-50%);
  font-size: 13.5px;
  letter-spacing: 0.16em;
  color: rgba(223, 183, 108, 0.85);
  text-transform: uppercase;
  font-weight: 500;
  z-index: 7;
  pointer-events: none;
  white-space: nowrap;
}

/* =========================================================================
   4. DẢI CHUYỂN TIẾP (.wipe) - Nền biển sâu cá ngựa, lặn sâu dần
   ========================================================================= */
.wipe {
  position: relative;
  background: #041220;
  padding: 0 !important;
}

.wipe-in {
  position: relative;
  width: 100%;
  height: 100svh;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.wipe-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 var(--pad);
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(20px, 3.2vh, 32px);
  will-change: opacity, transform;
}

.wipe h2,
.wipe-title {
  position: relative;
  z-index: 2;
  font-family: var(--font-body), system-ui, sans-serif !important;
  font-size: clamp(24px, 3.8vw, 58px);
  font-weight: 800 !important;
  font-style: italic;
  text-transform: uppercase;
  white-space: nowrap;
  text-align: center;
  padding: 0.2em 0.3em;
  line-height: 1.35;
  letter-spacing: -0.015em;
  background: linear-gradient(135deg, #ffffff 0%, #ffe9a0 22%, #f5c558 48%, #d99a2c 78%, #ffe38f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 18px rgba(0, 0, 0, 0.95)) drop-shadow(0 0 32px rgba(245, 197, 88, 0.52));
  overflow: visible !important;
}

.wipe-line {
  display: block;
  white-space: nowrap;
  padding: 0.12em 0.35em;
  overflow: visible;
  font-weight: 800 !important;
}

/* Dải chuyển tiếp 2 - Độ sâu sinh sống của hàu biển */
.wipe-oyster-overlay {
  background: radial-gradient(circle at 50% 35%, rgba(3, 14, 28, 0.1) 0%, rgba(3, 14, 28, 0.38) 100%),
              linear-gradient(180deg, rgba(3, 14, 28, 0.25) 0%, transparent 40%, rgba(3, 14, 28, 0.42) 100%) !important;
}

.wipe-content-oyster {
  max-width: min(96vw, 1300px) !important;
  width: 100% !important;
  overflow: visible !important;
}

.wipe-title-oyster {
  max-width: 100% !important;
  width: 100% !important;
  margin: 0 auto;
  font-family: var(--font-body), system-ui, sans-serif !important;
  font-size: clamp(18px, 2.8vw, 42px) !important;
  font-weight: 800 !important;
  font-style: italic;
  text-transform: uppercase;
  line-height: 1.35 !important;
  letter-spacing: -0.015em;
  background: linear-gradient(135deg, #ffffff 0%, #fff2be 22%, #f5c558 50%, #d99a2c 78%, #ffe38f 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  filter: drop-shadow(0 4px 18px rgba(0, 0, 0, 0.96))
          drop-shadow(0 2px 4px rgba(0, 0, 0, 0.85))
          drop-shadow(0 0 32px rgba(245, 197, 88, 0.52)) !important;
  overflow: visible !important;
}

.wipe-box {
  position: relative;
  background: rgba(4, 16, 28, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(245, 197, 88, 0.42);
  border-radius: 20px;
  padding: clamp(22px, 3.5vh, 32px) clamp(24px, 4.5vw, 46px);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.75), 
              0 0 32px rgba(223, 183, 108, 0.16),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
  max-width: 820px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 1.6vh, 16px);
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.wipe-box:hover {
  border-color: rgba(245, 197, 88, 0.7);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.85), 
              0 0 38px rgba(245, 197, 88, 0.28),
              inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.wipe-sub {
  font-size: clamp(15.5px, 1.35vw, 18.5px);
  color: #d8e8f5;
  line-height: 1.6;
  font-weight: 400;
  margin: 0;
  text-wrap: balance;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.9);
}

.wipe-quote {
  font-family: var(--serif);
  font-size: clamp(18px, 1.85vw, 24px);
  font-weight: 600;
  font-style: italic;
  color: #fff2c4;
  line-height: 1.5;
  margin: 0;
  padding: 0;
  text-wrap: balance;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.95), 0 0 18px rgba(245, 197, 88, 0.35);
}

/* =========================================================================
   5. SECTION TINH HOA BIỂN SÂU (#deep)
      BỐ CỤC 4 CỘT GỐC - ẢNH THẬT, KHÔNG DÙNG SVG, KHÔNG ĐÓNG KHUNG CARD
   ========================================================================= */
#deep {
  padding-top: clamp(80px, 11vh, 120px) !important;
  padding-bottom: clamp(45px, 6vh, 65px);
  background: var(--bg-deep);
  overflow: hidden;
}

.mq {
  display: flex;
  white-space: nowrap;
  width: max-content;
  margin-bottom: clamp(28px, 4.2vh, 48px);
  animation: mqRun 34s linear infinite;
}

.mq span {
  font-family: var(--serif);
  font-weight: 800;
  font-style: italic;
  font-size: clamp(42px, 8.5vw, 96px);
  line-height: 1.05;
  padding-right: 0.6em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(247, 226, 168, 0.45);
}

.mq span:nth-child(even) {
  color: rgba(247, 226, 168, 0.88);
  -webkit-text-stroke: 0;
}

@keyframes mqRun { to { transform: translateX(-50%); } }

/* KHỐI CHỨNG NHẬN (BOA, ISO, IAF, BVQA) - THAY THẾ 4 YẾU TỐ */
.cert-block {
  max-width: 960px;
  margin: 0 auto clamp(28px, 4.2vh, 46px);
  text-align: center;
}

.cert-title {
  font-family: var(--serif) !important;
  font-size: clamp(20px, 2.3vw, 29px);
  font-weight: 800;
  font-style: italic;
  color: var(--gold2);
  letter-spacing: -0.01em;
  margin-bottom: clamp(16px, 2.4vh, 26px);
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.9);
}

.cert-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 2.2vw, 28px);
  flex-wrap: wrap;
}

.cert-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 8px clamp(14px, 1.8vw, 22px);
  height: clamp(58px, 7vh, 72px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45), 0 0 1px rgba(255, 255, 255, 0.4);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}

.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.65), 0 0 20px rgba(223, 183, 108, 0.35);
}

.cert-card img {
  height: clamp(38px, 4.6vh, 48px);
  width: auto !important;
  max-width: 120px;
  object-fit: contain;
  display: block;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4.5vw, 48px);
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.facts-item strong {
  display: flex;
  align-items: baseline;
  justify-content: center;
  font-family: var(--serif);
  font-size: clamp(46px, 6.6vw, 88px);
  color: var(--gold2);
  line-height: 1;
  margin-bottom: 8px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.85);
}

.facts-item strong .n {
  font-size: clamp(48px, 6.8vw, 88px) !important;
  font-family: var(--serif) !important;
  font-weight: 800;
  font-style: italic;
  color: var(--gold2) !important;
  line-height: 1 !important;
  letter-spacing: -0.02em;
}

.facts-item strong .fact-unit {
  font-size: clamp(22px, 3.2vw, 42px) !important;
  font-family: var(--serif) !important;
  font-weight: 600;
  color: var(--gold2) !important;
  line-height: 1 !important;
  opacity: 0.92;
  margin-left: 5px;
}

.facts-item .fact-label {
  font-size: 14.5px;
  color: #a4b7c7;
  letter-spacing: 0.04em;
  display: block;
  line-height: 1.45;
}

.lead {
  max-width: 680px;
  margin: clamp(40px, 7vh, 70px) auto 0;
  font-size: clamp(16px, 1.5vw, 20px);
  text-align: center;
  color: #cddbe7;
  line-height: 1.65;
}

/* =========================================================================
   6. SECTION CẢM NHẬN KHÁCH HÀNG (#rev) - LỜI NHẮN NỔI LÊN TỪ ĐÁY BIỂN (100svh PINNED)
   ========================================================================= */
#rev {
  position: relative;
  width: 100vw !important;
  max-width: 100% !important;
  height: 370vh;
  margin: 0 !important;
  padding: 0 !important;
  background-color: #050f1a;
  overflow: visible;
}

.rev-stage {
  position: sticky;
  top: 0;
  left: 0;
  width: 100vw;
  max-width: 100%;
  height: 100svh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 5;
}

/* Nền đáy biển sâu + Parallax rộng tràn viền (chống hụt chiều dài và cao) */
.rev-bgi {
  position: absolute !important;
  top: -15% !important;
  left: -8% !important;
  width: 116% !important;
  height: 135% !important;
  min-width: 116% !important;
  min-height: 135% !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
  background-size: cover !important;
  pointer-events: none;
  z-index: 1;
  will-change: transform;
}

.rev-overlay {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  background: rgba(5, 15, 26, 0.72);
  z-index: 2;
  pointer-events: none;
}

/* Tia sáng dịu từ mặt nước chiếu xuống */
.rev-light-beam {
  position: absolute;
  top: 0;
  left: 10%;
  width: 80%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 0%, rgba(223, 183, 108, 0.22) 0%, rgba(80, 150, 220, 0.08) 40%, transparent 75%);
  opacity: 0.06;
  pointer-events: none;
  z-index: 2;
  will-change: opacity;
}

/* Tiêu đề nhỏ phía trên, căn trái - hạ thấp xuống dưới header cố định */
.rev-header {
  position: absolute;
  top: calc(var(--header-h) + clamp(18px, 2.8vh, 36px));
  left: var(--pad);
  z-index: 10;
  pointer-events: none;
}

.rev-tag {
  font-family: var(--sans);
  font-size: clamp(12px, 1.1vw, 15px);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold2);
  opacity: 0.95;
  margin: 0;
}

/* Dấu ngoặc kép mở khổng lồ màu vàng phía sau góc trên trái câu trích dẫn */
.rev-quote-mark {
  position: absolute;
  top: clamp(-55px, -5vh, -25px);
  left: clamp(-15px, 0vw, 15px);
  font-family: var(--serif);
  font-size: clamp(130px, 16vw, 240px);
  line-height: 0.8;
  color: var(--gold1);
  opacity: 0.14;
  pointer-events: none;
  z-index: 1;
  user-select: none;
  transform-origin: 20% 80%;
  will-change: transform, opacity;
}

/* Khung hiển thị câu trích dẫn (rộng rãi, cân đối ở giữa màn hình) */
.rev-viewport {
  position: relative;
  max-width: clamp(920px, 80vw, 1220px);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad);
  z-index: 5;
  min-height: 340px;
  display: flex;
  align-items: center;
}

/* Từng lời cảm nhận */
.rev-item {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity, filter;
  z-index: 2;
}

.rev-quote {
  font-family: var(--serif) !important;
  font-size: clamp(28px, 3.8vw, 50px);
  font-weight: 600 !important;
  font-style: italic !important;
  line-height: 1.48;
  letter-spacing: -0.015em;
  color: #ffffff;
  margin: 0 0 clamp(24px, 3.5vh, 38px);
  text-wrap: balance;
  max-width: 1100px;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.9), 0 2px 6px rgba(0, 0, 0, 0.7);
}

/* Hiệu ứng sáng dần từng chữ (word-by-word scrub) */
.rev-word {
  display: inline-block;
  opacity: 0.35;
  color: #ffffff;
  will-change: opacity;
  transition: opacity 0.12s linear;
}

/* Thông tin khách hàng & Ngôi sao đánh giá */
.rev-meta {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 28px);
  flex-wrap: wrap;
  opacity: 0;
  will-change: opacity, transform;
}

.rev-author {
  font-family: var(--sans);
  font-size: clamp(12.5px, 1.1vw, 15px);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold2);
  font-style: normal;
}

.rev-stars {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.rev-star {
  font-size: clamp(16px, 1.4vw, 20px);
  color: rgba(255, 255, 255, 0.2);
  display: inline-block;
  transform: scale(0.6);
  will-change: transform, color;
  line-height: 1;
}

/* Góc dưới phải: Bộ đếm 01 / 03 & 3 thanh tiến độ story */
.rev-controls {
  position: absolute;
  bottom: clamp(24px, 4.5vh, 48px);
  right: var(--pad);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.2vw, 28px);
}

.rev-bars {
  display: flex;
  align-items: center;
  gap: 8px;
  width: clamp(120px, 14vw, 180px);
}

.rev-bar-track {
  flex: 1;
  height: 16px;
  padding: 7px 0;
  box-sizing: border-box;
  background-clip: content-box;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 99px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: background-color 0.25s ease;
}

.rev-bar-track:hover {
  background-color: rgba(255, 255, 255, 0.35);
}

.rev-bar-fill {
  width: 100%;
  height: 2px;
  background: var(--gold1);
  transform-origin: 0 50%;
  transform: scaleX(0);
  border-radius: 99px;
  pointer-events: none;
}

.rev-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--sans);
  font-size: clamp(13px, 1.1vw, 15px);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 0.08em;
  user-select: none;
  line-height: 1.3em;
}

.rev-num-wheel {
  height: 1.3em;
  line-height: 1.3em;
  overflow: hidden;
  display: inline-block;
  vertical-align: middle;
  width: 22px;
  position: relative;
}

.rev-num-track {
  display: flex;
  flex-direction: column;
  width: 100%;
  will-change: transform;
  transition: transform 0.38s cubic-bezier(0.16, 1, 0.3, 1);
}

.rev-num-track span {
  height: 1.3em;
  line-height: 1.3em;
  display: block;
  text-align: center;
  color: var(--gold1);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.rev-num-sep {
  color: rgba(255, 255, 255, 0.35);
  font-weight: 400;
  line-height: 1.3em;
}

.rev-num-total {
  color: rgba(255, 255, 255, 0.6);
  font-variant-numeric: tabular-nums;
  line-height: 1.3em;
}

/* =========================================================================
   7. SECTION ƯU ĐÃI (#offer) - SECTION NHỎ GỌN (TEXT & MÃ BÊN TRÁI, HỘP BÊN PHẢI)
   ========================================================================= */
#offer {
  position: relative;
  background: #06111d;
  padding-top: clamp(55px, 7.5vh, 90px);
  padding-bottom: clamp(30px, 3.8vh, 45px);
  overflow: hidden;
  text-align: left;
}

#offer .bgi,
#order .bgi {
  transform: none !important;
  top: 0 !important;
  height: 100% !important;
  background-position: center top !important;
}

.offer-overlay {
  background: linear-gradient(180deg, rgba(4, 18, 32, 0.45) 0%, rgba(6, 17, 29, 0.28) 120px, rgba(6, 17, 29, 0.55) 100%) !important;
}

.offer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: 1.22fr 0.78fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  position: relative;
  z-index: 2;
}

.offer-col-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.offer-title {
  font-family: var(--serif) !important;
  font-size: clamp(28px, 3.1vw, 44px);
  font-weight: 800;
  font-style: italic;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 16px;
  color: #f5c558;
  background: linear-gradient(135deg, #ffffff 0%, #ffe9a0 22%, #f5c558 50%, #d99a2c 80%, #ffe38f 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.9)) drop-shadow(0 0 24px rgba(245, 197, 88, 0.42));
  white-space: nowrap;
}

.offer-desc {
  font-size: clamp(15px, 1.25vw, 17px);
  color: #c4d7e8;
  line-height: 1.6;
  margin-bottom: 22px;
  max-width: 520px;
}

.offer-eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #dfb76c;
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* Card chương trình Freeship toàn quốc */
.offer-program-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 22px;
  background: rgba(4, 16, 28, 0.75);
  border: 1.5px solid rgba(223, 183, 108, 0.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  margin-bottom: 24px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 25px rgba(223, 183, 108, 0.12);
  transition: all 0.25s ease;
}

.offer-program-card:hover {
  border-color: rgba(223, 183, 108, 0.7);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6), 0 0 32px rgba(223, 183, 108, 0.2);
}

.offer-program-badge {
  display: flex;
  align-items: center;
  gap: 14px;
}

.offer-program-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(223, 183, 108, 0.15);
  border: 1px solid rgba(223, 183, 108, 0.45);
  color: #ffd700;
}

.offer-program-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.offer-program-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #dfb76c;
  text-transform: uppercase;
}

.offer-program-headline {
  font-size: clamp(15px, 1.2vw, 17px);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
}

.offer-program-time {
  font-size: 12px;
  color: #9cb2c4;
}

.offer-program-time strong {
  color: #f7e2a8;
  font-weight: 600;
}

.btn-offer-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  background: linear-gradient(135deg, #f5c558 0%, #d99a2c 100%);
  color: #06111d;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(217, 154, 44, 0.4);
  transition: all 0.25s ease;
  flex-shrink: 0;
  text-decoration: none;
}

.btn-offer-order:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(217, 154, 44, 0.6);
}

.btn-offer-order svg {
  transition: transform 0.25s ease;
}

.btn-offer-order:hover svg {
  transform: translateX(4px);
}

@media (max-width: 640px) {
  .offer-program-card {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 16px;
  }
  .btn-offer-order {
    width: 100%;
  }
}

.offer-perks-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
}

.offer-perk-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: #d0e0ed;
  font-weight: 500;
}

.offer-perk-item .perk-icon {
  color: #dfb76c;
  flex-shrink: 0;
}

.offer-col-right {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.offer-product-box {
  position: relative;
  width: 100%;
  max-width: 580px;
  margin: 0;
  filter: drop-shadow(0 20px 42px rgba(0, 0, 0, 0.7));
  will-change: transform;
}

.offer-product-box img {
  width: 100%;
  height: auto;
  display: block;
}

.offer-glow-halo {
  position: absolute;
  width: 80%;
  height: 80%;
  top: 10%;
  left: 10%;
  background: radial-gradient(circle, rgba(245, 197, 88, 0.2) 0%, transparent 70%);
  filter: blur(35px);
  pointer-events: none;
  z-index: -1;
}

/* =========================================================================
   9. SECTION 3 GÓI SẢN PHẨM (#packages / #combos / #order)
   Khoảng cách phía trên gọn gàng, cân đối, giảm 1 nửa theo yêu cầu
   ========================================================================= */

.pkg-anchor {
  position: absolute;
  top: -75px;
  left: 0;
  width: 0;
  height: 0;
  padding: 0 !important;
  margin: 0 !important;
  visibility: hidden;
  pointer-events: none;
}

/* =========================================================================
   9. SECTION 3 GÓI SẢN PHẨM (#packages / #combos / #order)
   Hiệu ứng: Sticky 3-stage scroll storytelling
   - Cuộn 1: Sticky khóa góc nhìn, zoom sản phẩm Khuyên dùng (giữa, ID 2)
   - Cuộn 2: Zoom sản phẩm bên trái (ID 1)
   - Cuộn 3: Zoom sản phẩm bên phải (ID 3)
   - Cuộn tiếp: Nhả ghim mượt mà trôi xuống footer
   ========================================================================= */
.pkg-section {
  position: relative;
  height: 320vh; /* Quãng cuộn 3 giai đoạn */
  padding: 0;
  background: #06111d;
  overflow: visible;
}

.pkg-anchor {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  visibility: hidden;
}

.pkg-sticky {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: clamp(35px, 5.5vh, 65px);
  padding-bottom: clamp(25px, 4vh, 45px);
  overflow: hidden;
  isolation: isolate;
  background: #06111d;
}

.pkg-section .bgi {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center bottom;
  transform: none !important;
  will-change: auto;
}

.pkg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 35%, rgba(6, 17, 29, 0.45) 0%, rgba(4, 11, 20, 0.88) 100%);
  z-index: 1;
}



.pkg-container {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  width: 100%;
  margin: clamp(10px, 2vh, 25px) auto 0;
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pkg-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(26px, 4vh, 44px);
}

.pkg-title {
  font-family: var(--serif) !important;
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 800;
  font-style: italic;
  color: #ffffff;
  margin: 0 0 8px;
  line-height: 1.2;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}

.pkg-desc {
  font-size: clamp(13.5px, 1.1vw, 15px);
  color: #9cb1c3;
  line-height: 1.5;
  margin: 0 auto;
}

/* =========================================================================
   STAGE WRAPPER
   Khung danh sách 3 gói sản phẩm: mượt mà, không giật layout, không đè chữ
   ========================================================================= */
.pkg-stage-wrapper {
  position: relative;
  width: 100%;
}

.pkg-stage {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: clamp(16px, 2.5vw, 32px);
  width: 100%;
  min-height: auto;
  padding-bottom: 6px;
}

/* =========================================================================
   PKG ITEM - ZOOM VỪA PHẢI, THANH THOÁT, KHÔNG ĐÈ LÊN CHỮ
   Gói không chọn: flex 30%, scale 0.96, opacity 0.65
   Gói được chọn (zoom vừa): flex 35%, scale 1.03, opacity 1
   ========================================================================= */
.pkg-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 0 1 30%;
  width: 30%;
  opacity: 0.65;
  transform: scale(0.96);
  filter: brightness(0.9);
  transition: flex 0.45s cubic-bezier(0.2, 0.8, 0.2, 1),
              width 0.45s cubic-bezier(0.2, 0.8, 0.2, 1),
              opacity 0.4s ease,
              transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1),
              filter 0.4s ease;
  outline: none;
  border: none;
  background: transparent;
  box-shadow: none;
  z-index: 3;
}

/* GÓI ĐƯỢC CHỌN (ZOOM VỪA PHẢI, KHÔNG NHẢY LÊN TRÊN ĐÈ CHỮ) */
.pkg-item.is-selected {
  flex: 0 1 35%;
  width: 35%;
  opacity: 1;
  transform: scale(1.03);
  filter: brightness(1);
  z-index: 5;
}

/* Hover trên desktop cho gói chưa chọn */
@media (hover: hover) and (min-width: 821px) {
  .pkg-item:not(.is-selected):hover {
    opacity: 0.85;
    filter: brightness(0.98);
    cursor: pointer;
  }
  .pkg-item:not(.is-selected):hover .pkg-img {
    transform: scale(0.98);
  }
}

/* Vùng click chọn gói (ảnh + tên + giá) */
.pkg-selectable-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  cursor: pointer;
  user-select: none;
}

/* Nhãn HOT KHUYÊN DÙNG: Không đóng khung bo góc AI, phong cách highlight sắc sảo */
.pkg-badge-recommended {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  margin-bottom: 8px;
  user-select: none;
}

.pkg-hot-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e63946 0%, #b71c1c 100%);
  color: #ffffff;
  font-family: var(--font-heading, "Montserrat", sans-serif);
  font-size: 10px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.08em;
  line-height: 1;
  padding: 3px 6px 3px 7px;
  border-radius: 2px;
  box-shadow: 0 2px 8px rgba(230, 57, 70, 0.45), 0 0 10px rgba(230, 57, 70, 0.3);
  text-transform: uppercase;
}

.pkg-hot-text {
  font-family: var(--font-heading, "Montserrat", sans-serif);
  font-size: 12px;
  font-weight: 800;
  font-style: italic;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffd875;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8), 0 0 14px rgba(255, 216, 117, 0.5);
  line-height: 1;
  transition: all 0.3s ease;
}

.pkg-item.is-selected .pkg-hot-text {
  color: #ffe699;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.9), 0 0 18px rgba(255, 216, 117, 0.7);
}

/* ẢNH SẢN PHẨM: Chiều cao ổn định, không thay đổi chiều cao đột ngột khi chọn */
.pkg-media {
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: clamp(165px, 20vh, 205px);
  margin-bottom: 10px;
}

.pkg-item.is-selected .pkg-media {
  height: clamp(165px, 20vh, 205px);
}

.pkg-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: bottom center;
  transform: scale(0.94);
  transform-origin: bottom center;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.8));
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1),
              filter 0.4s ease;
  will-change: transform;
}

.pkg-item.is-selected .pkg-img {
  transform: scale(1.04);
  filter: drop-shadow(0 16px 30px rgba(0, 0, 0, 0.85));
}

/* CHỈ BÁO 3 BƯỚC CUỘN THỰC THỂ DƯỚI SECTION */
.pkg-step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: clamp(16px, 2.2vh, 24px);
  z-index: 5;
  position: relative;
}

.pkg-step-dot {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(212, 175, 55, 0.4);
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.pkg-step-dot:hover {
  background: rgba(245, 197, 88, 0.55);
  border-color: #ffd875;
}

.pkg-step-dot.is-active {
  width: 32px;
  background: linear-gradient(90deg, #ffd700, #f5b025);
  border-color: #ffd875;
  box-shadow: 0 0 14px rgba(245, 197, 88, 0.65);
}

/* THÔNG TIN TÊN & DÒNG PHỤ */
.pkg-info {
  margin-bottom: 8px;
  width: 100%;
}

.pkg-name {
  font-family: var(--serif) !important;
  font-size: 18px;
  font-weight: 800;
  font-style: italic;
  color: #d1dce5;
  margin: 0 0 3px;
  line-height: 1.25;
  transition: color 0.25s ease, font-size 0.25s ease;
}

.pkg-item.is-selected .pkg-name {
  font-size: clamp(21px, 2vw, 24px);
  color: var(--gold2, #f5d77f);
  text-shadow: 0 2px 14px rgba(245, 215, 127, 0.35);
}

.pkg-sub {
  font-size: 12px;
  color: #7f95a8;
  line-height: 1.4;
  white-space: nowrap;
}

.pkg-item.is-selected .pkg-sub {
  font-size: 12.5px;
  color: #a4bccf;
}

/* =========================================================================
   GIÁ BÁN & GIÁ GẠCH & TIẾT KIỆM
   - Giá bán lớn căn giữa
   - Giá gốc nhỏ căn phải
   - Dòng tiết kiệm đưa xuống dưới
   ========================================================================= */
.pkg-pricing {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  margin-bottom: 12px;
}

.pkg-price-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: baseline;
  width: 100%;
  max-width: 270px;
  margin: 0 auto;
}

.pkg-price-row::before {
  content: "";
  grid-column: 1;
}

.pkg-price-val {
  grid-column: 2;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 800;
  font-style: italic;
  color: #ffffff;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  transition: font-size 0.25s ease, color 0.25s ease;
}

.pkg-item.is-selected .pkg-price-val {
  font-size: clamp(26px, 2.5vw, 32px);
  font-weight: 800;
  color: #ffffff;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.9);
}

.pkg-price-strike {
  grid-column: 3;
  justify-self: end;
  font-size: 13px;
  color: #697d8e;
  text-decoration: line-through;
  font-weight: 500;
  white-space: nowrap;
  padding-left: 6px;
  transition: color 0.25s ease;
}

.pkg-item.is-selected .pkg-price-strike {
  font-size: 13.5px;
  color: #8aa0b3;
}

/* DÒNG TIẾT KIỆM ĐƯỢC ĐƯA XUỐNG DƯỚI */
.pkg-price-save {
  margin-top: 5px;
  font-size: 12.5px;
  font-weight: 700;
  color: #ffd875;
  text-align: center;
  text-shadow: 0 0 10px rgba(255, 216, 117, 0.45);
  display: none;
}

.pkg-item.is-selected .pkg-price-save {
  display: block;
}

/* =========================================================================
   NÚT ĐẶT HÀNG NGAY (Luôn hiện trên cả 3 gói)
   ========================================================================= */
.pkg-order-action {
  width: 100%;
  max-width: 260px;
  margin-bottom: 8px;
}

.btn-pkg-order {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 42px;
  padding: 10px 18px;
  font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
  font-size: 13px;
  font-weight: 600;
  border-radius: 99px;
  cursor: pointer;
  background: rgba(10, 20, 32, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.45);
  color: #f5d77f;
  transition: all 0.25s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.btn-pkg-order:hover {
  background: rgba(212, 175, 55, 0.18);
  border-color: #ffd875;
  color: #ffffff;
  transform: translateY(-2px);
}

/* Nút trên gói được chọn: Vàng đặc cỡ vừa */
.pkg-item.is-selected .btn-pkg-order {
  font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
  min-height: 46px;
  padding: 12px 24px;
  font-size: 14.5px;
  font-weight: 700;
  background: linear-gradient(135deg, #ffd700 0%, #f5b025 50%, #d48b18 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  color: #06111d;
  box-shadow: 0 6px 20px rgba(217, 154, 44, 0.45), 0 0 14px rgba(255, 215, 0, 0.3);
}

.pkg-item.is-selected .btn-pkg-order:hover {
  filter: brightness(1.08);
  box-shadow: 0 8px 24px rgba(217, 154, 44, 0.6);
  transform: translateY(-2px);
}

/* =========================================================================
   MODAL POPUP HỆ THỐNG (.pkg-modal)
   Modal: Thông tin đặt hàng khi phát tín hiệu oy:order
   ========================================================================= */
.pkg-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.pkg-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.pkg-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 8, 15, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.pkg-modal-dialog {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  background: rgba(9, 23, 40, 0.96);
  border: 1px solid rgba(223, 183, 108, 0.4);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8), 0 0 35px rgba(223, 183, 108, 0.18);
  padding: 28px 24px 24px;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pkg-modal.is-open .pkg-modal-dialog {
  transform: translateY(0) scale(1);
}

.pkg-modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
  color: #a4b7c7;
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.pkg-modal-close:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
  transform: rotate(90deg);
}

/* =========================================================================
   MODAL 2-CỘT LUXURY ĐẶT HÀNG (REDESIGN THEO DEMO BANNER SƯ TỬ)
   Cột trái: Banner sư tử & sản phẩm OYHORMEN
   Cột phải: Form thông tin, 3 lựa chọn gói, số lượng, nút Đặt ngay & trust badges
   ========================================================================= */
.pkg-order-dialog-2col {
  max-width: 980px;
  width: 95vw;
  padding: 0;
  border-radius: 0 !important;
  overflow: hidden;
  background: #060e18;
  border: 1.5px solid rgba(223, 183, 108, 0.45);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.9), 0 0 40px rgba(223, 183, 108, 0.2);
}

.pkg-order-grid {
  display: grid;
  grid-template-columns: 46% 54%;
  min-height: 580px;
  position: relative;
}

/* Cột trái: Media Banner Sư tử & Chai OYHORMEN */
.pkg-order-col-media {
  position: relative;
  background: #040911;
  overflow: hidden;
  display: flex;
  align-items: stretch;
  border-right: 1px solid rgba(223, 183, 108, 0.22);
}

.pkg-order-lion-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* Cột phải: Form đặt hàng luxury */
.pkg-order-col-form {
  padding: 34px 34px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  background: linear-gradient(180deg, #07101c 0%, #040a12 100%);
  text-align: left;
}

.pkg-order-header {
  margin-bottom: 18px;
}

.pkg-order-eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: #dfb76c;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.pkg-order-heading {
  font-family: var(--serif) !important;
  font-size: clamp(21px, 2.2vw, 26px);
  font-weight: 700;
  font-style: italic;
  color: #f7eed8;
  line-height: 1.3;
  margin: 0 0 8px;
  text-wrap: balance;
}

.pkg-order-heading-line {
  display: inline-block;
  white-space: nowrap;
}

.pkg-order-subtext {
  font-family: var(--sans);
  font-size: 12.5px;
  line-height: 1.5;
  color: #8fa5b8;
  margin: 0;
}

/* Form đặt hàng */
.pkg-popup-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pkg-form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pkg-input-wrap {
  position: relative;
  width: 100%;
}

.pkg-input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: #cfaf6a;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: color 0.25s ease;
}

.pkg-input-wrap input {
  width: 100%;
  padding: 12px 14px 12px 42px;
  background: rgba(5, 12, 20, 0.75);
  border: 1px solid rgba(223, 183, 108, 0.32);
  border-radius: 12px;
  color: #ffffff;
  font-family: var(--sans);
  font-size: 14px;
  transition: all 0.25s ease;
}

.pkg-input-wrap input:focus {
  outline: none;
  border-color: #dfb76c;
  background: rgba(8, 18, 30, 0.95);
  box-shadow: 0 0 16px rgba(223, 183, 108, 0.32);
}

.pkg-input-wrap input:focus + .pkg-input-icon,
.pkg-input-wrap:focus-within .pkg-input-icon {
  color: #ffd700;
}

.pkg-input-wrap input::placeholder {
  color: #657a8c;
  font-size: 13.5px;
}

/* Chọn mặt hàng: 3 Options */
.pkg-plan-select-group {
  margin-top: 2px;
}

.pkg-plan-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #d0dfea;
  margin-bottom: 6px;
  letter-spacing: 0.4px;
}

.pkg-plan-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.pkg-plan-option {
  position: relative;
  background: rgba(5, 12, 20, 0.6);
  border: 1px solid rgba(223, 183, 108, 0.25);
  border-radius: 10px;
  padding: 10px 8px 8px;
  cursor: pointer;
  transition: all 0.22s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  user-select: none;
}

.pkg-plan-option:hover {
  border-color: rgba(223, 183, 108, 0.6);
  background: rgba(9, 21, 35, 0.85);
}

.pkg-plan-option.is-active {
  border-color: #dfb76c;
  background: rgba(223, 183, 108, 0.12);
  box-shadow: 0 0 14px rgba(223, 183, 108, 0.25);
  transform: translateY(-1px);
}

.pkg-plan-badge {
  position: absolute;
  top: -8px;
  right: 8px;
  background: linear-gradient(135deg, #e53935, #c62828);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.8px;
  padding: 2px 6px;
  border-radius: 4px;
  box-shadow: 0 2px 6px rgba(198, 40, 40, 0.55);
}

.pkg-plan-name {
  font-size: 12px;
  font-weight: 700;
  color: #f4ecdc;
  display: block;
  line-height: 1.25;
  margin-bottom: 2px;
}

.pkg-plan-sub {
  font-size: 10.5px;
  color: #8fa5b8;
  line-height: 1.2;
}

.pkg-plan-save {
  color: #ffd679;
  font-weight: 600;
  display: block;
  font-size: 9.5px;
  margin-top: 1px;
}

.pkg-plan-cost {
  font-family: var(--serif) !important;
  font-size: 13.5px;
  font-weight: 800;
  font-style: italic;
  color: #ffe89e;
  margin-top: 5px;
}

/* Số lượng & Tổng tiền */
.pkg-plan-qty-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(5, 12, 20, 0.5);
  border: 1px dashed rgba(223, 183, 108, 0.28);
  border-radius: 10px;
  padding: 8px 12px;
  margin-top: 2px;
}

.pkg-qty-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pkg-qty-title {
  font-size: 12px;
  font-weight: 600;
  color: #c0d1e0;
}

.pkg-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(223, 183, 108, 0.4);
  border-radius: 6px;
  overflow: hidden;
  background: rgba(3, 8, 14, 0.85);
}

.btn-qty-step {
  width: 28px;
  height: 28px;
  background: rgba(223, 183, 108, 0.12);
  border: none;
  color: #f4ecdc;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.btn-qty-step:hover {
  background: rgba(223, 183, 108, 0.28);
  color: #fff;
}

#popup-order-qty {
  width: 34px;
  height: 28px;
  background: transparent;
  border: none;
  color: #fff;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  outline: none;
  -moz-appearance: textfield;
}

#popup-order-qty::-webkit-outer-spin-button,
#popup-order-qty::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.pkg-total-display {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.pkg-total-title {
  font-size: 12px;
  color: #8fa5b8;
}

.pkg-total-num {
  font-family: var(--serif) !important;
  font-size: 17px;
  font-weight: 800;
  font-style: italic;
  color: #ffe89e;
}

/* Nút ĐẶT NGAY! */
.pkg-popup-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.btn-modal-order-gold {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  background: linear-gradient(135deg, #f5c558 0%, #d99a2c 100%);
  color: #06111d;
  font-family: var(--sans);
  font-size: 15.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(217, 154, 44, 0.45);
  transition: all 0.25s ease;
}

.btn-modal-order-gold:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 26px rgba(217, 154, 44, 0.65);
  transform: translateY(-2px);
}

.btn-modal-order-gold:hover .btn-popup-arrow {
  transform: translateX(4px);
}

.btn-popup-arrow {
  transition: transform 0.25s ease;
}

.btn-modal-order-gold:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* Trust Badges (3 cam kết) */
.pkg-order-trust-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.pkg-trust-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  font-weight: 600;
  color: #a5b9cb;
  letter-spacing: 0.3px;
}

.pkg-trust-cell span {
  display: inline-block;
  line-height: 1.25;
  text-align: left;
}

.pkg-trust-cell svg {
  color: #dfb76c;
  flex-shrink: 0;
}

/* Feedback messages */
.pkg-popup-feedback {
  display: none;
  padding: 11px 14px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.45;
  text-align: center;
  margin-top: 6px;
}

.pkg-popup-feedback.is-success {
  display: block;
  background: rgba(46, 125, 50, 0.25);
  border: 1px solid #4caf50;
  color: #b9f6ca;
}

.pkg-popup-feedback.is-error {
  display: block;
  background: rgba(211, 47, 47, 0.25);
  border: 1px solid #ef5350;
  color: #ffcdd2;
}

/* Responsive Modal cho Tablet & Mobile (Tối ưu bàn phím ảo & lướt nhanh) */
@media (max-width: 820px) {
  .pkg-modal {
    padding: 12px 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .pkg-order-dialog-2col {
    width: min(94vw, 440px) !important;
    max-width: 94vw !important;
    margin: auto !important;
    max-height: 94svh !important;
    padding: 0 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    overscroll-behavior: contain !important;
    border-radius: var(--radius, 0) !important;
    border: 1.5px solid rgba(223, 183, 108, 0.45) !important;
    background: #060e18 !important;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.9), 0 0 30px rgba(223, 183, 108, 0.2) !important;
  }

  .pkg-order-grid {
    grid-template-columns: 1fr !important;
    min-height: auto !important;
  }

  /* Ẩn hình ảnh banner phía trên trên mobile theo yêu cầu */
  .pkg-order-col-media {
    display: none !important;
  }

  /* Nút đóng X ở góc trên bên phải */
  .pkg-order-dialog-2col .pkg-modal-close {
    top: 12px !important;
    right: 12px !important;
    width: 32px !important;
    height: 32px !important;
    font-size: 20px !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 1px solid rgba(255, 255, 255, 0.18) !important;
    z-index: 20 !important;
  }

  .pkg-order-col-form {
    padding: 18px 16px 18px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .pkg-order-header {
    margin-bottom: 12px !important;
    padding-right: 36px !important; /* Tránh đè lên nút X */
    text-align: left !important;
  }

  .pkg-order-eyebrow {
    font-size: 11px !important;
    letter-spacing: 0.14em !important;
    margin-bottom: 3px !important;
    display: block !important;
    color: #dfb76c !important;
    font-weight: 700 !important;
  }

  .pkg-order-heading {
    font-size: clamp(15.5px, 4.2vw, 18.5px) !important;
    line-height: 1.35 !important;
    margin: 0 !important;
    font-weight: 800 !important;
    font-style: italic !important;
    color: #ffffff !important;
    text-wrap: balance !important;
  }

  .pkg-order-heading-line {
    display: inline-block !important;
    white-space: nowrap !important;
  }

  .pkg-order-subtext {
    display: none !important;
  }

  .pkg-popup-form {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
    width: 100% !important;
  }

  .pkg-form-group {
    margin-bottom: 0 !important;
    gap: 3px !important;
    width: 100% !important;
  }

  .pkg-input-wrap input {
    height: 42px !important;
    min-height: 42px !important;
    padding: 0 12px 0 38px !important;
    font-size: 13.5px !important;
    border-radius: var(--radius, 0) !important;
    border: 1px solid rgba(223, 183, 108, 0.35) !important;
    background: rgba(5, 12, 20, 0.85) !important;
    box-sizing: border-box !important;
  }

  .pkg-input-icon {
    left: 12px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
  }

  .pkg-input-icon svg {
    width: 16px !important;
    height: 16px !important;
  }

  .pkg-plan-label {
    font-size: 12px !important;
    font-weight: 600 !important;
    color: #c0d1e0 !important;
    margin-top: 2px !important;
    margin-bottom: 2px !important;
  }

  .pkg-plan-options {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 6px !important;
    margin-bottom: 4px !important;
    width: 100% !important;
  }

  .pkg-plan-option {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 8px 12px !important;
    min-height: auto !important;
    border-radius: var(--radius, 0) !important;
    border: 1px solid rgba(223, 183, 108, 0.28) !important;
    background: rgba(5, 12, 20, 0.7) !important;
    box-sizing: border-box !important;
    cursor: pointer !important;
  }

  .pkg-plan-option.is-active {
    border-color: #dfb76c !important;
    background: rgba(223, 183, 108, 0.12) !important;
    box-shadow: 0 0 12px rgba(223, 183, 108, 0.25) !important;
  }

  .pkg-plan-badge {
    top: -5px !important;
    right: 12px !important;
    font-size: 9.5px !important;
    padding: 1px 6px !important;
    border-radius: 4px !important;
  }

  .pkg-plan-name {
    font-size: 13.5px !important;
    line-height: 1.25 !important;
  }

  .pkg-plan-sub {
    font-size: 11px !important;
    line-height: 1.25 !important;
  }

  .pkg-plan-cost {
    font-size: 14.5px !important;
    font-weight: 800 !important;
    color: #f7ecd5 !important;
    margin: 0 !important;
    white-space: nowrap !important;
  }

  /* Số lượng & Tổng tiền */
  .pkg-plan-qty-row {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    background: rgba(5, 12, 20, 0.6) !important;
    border: 1px dashed rgba(223, 183, 108, 0.3) !important;
    border-radius: var(--radius, 0) !important;
    padding: 8px 12px !important;
    margin-top: 2px !important;
    margin-bottom: 6px !important;
    box-sizing: border-box !important;
    width: 100% !important;
  }

  .pkg-qty-control {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
  }

  .pkg-qty-title {
    font-size: 12px !important;
  }

  .pkg-stepper {
    border-radius: var(--radius, 0) !important;
  }

  .btn-qty-step {
    width: 26px !important;
    height: 26px !important;
    font-size: 14px !important;
  }

  #popup-order-qty {
    width: 30px !important;
    height: 26px !important;
    font-size: 13px !important;
  }

  .pkg-total-display {
    display: flex !important;
    align-items: baseline !important;
    gap: 6px !important;
  }

  .pkg-total-title {
    font-size: 12px !important;
  }

  .pkg-total-num {
    font-size: 15.5px !important;
    font-weight: 800 !important;
    color: #ffe89e !important;
  }

  /* Nút Đặt hàng rõ ràng, nổi bật, không bị tràn viền */
  .pkg-popup-actions {
    margin-top: 6px !important;
    margin-bottom: 4px !important;
    width: 100% !important;
  }

  .btn-modal-order-gold {
    font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
    width: 100% !important;
    min-height: 48px !important;
    height: 48px !important;
    padding: 0 16px !important;
    font-size: 15px !important;
    font-weight: 800 !important;
    letter-spacing: 0.8px !important;
    border-radius: var(--radius, 0) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-sizing: border-box !important;
    background: linear-gradient(135deg, #f5c558 0%, #d99a2c 100%) !important;
    color: #06111d !important;
    box-shadow: 0 4px 18px rgba(217, 154, 44, 0.45) !important;
    cursor: pointer !important;
  }

  /* 3 cam kết chân thực */
  .pkg-order-trust-row {
    display: flex !important;
    flex-direction: row !important;
    justify-content: space-around !important;
    align-items: center !important;
    gap: 6px !important;
    margin-top: 6px !important;
    padding-top: 8px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
    width: 100% !important;
  }

  .pkg-trust-cell {
    display: flex !important;
    align-items: center !important;
    gap: 5px !important;
    font-size: 9.5px !important;
    font-weight: 600 !important;
    color: #a5b9cb !important;
    letter-spacing: 0.2px !important;
  }

  .pkg-trust-cell span {
    display: inline-block !important;
    line-height: 1.22 !important;
    text-align: left !important;
  }

  .pkg-trust-cell svg {
    width: 13px !important;
    height: 13px !important;
    color: #dfb76c !important;
    flex-shrink: 0 !important;
  }
}

/* =========================================================================
   FOOTER - BỐ CỤC & THIẾT KẾ MỚI THEO DEMO (FONT THEME: STIX TWO TEXT & BE VIETNAM PRO)
   ========================================================================= */
footer,
footer#ft {
  --ft-gold: #e3bd72;
  --ft-cream: #f6ecd6;
  --ft-ink: #050c14;
  --ft-mut: #a9bccb;
  position: relative;
  background: var(--ft-ink);
  overflow: hidden;
  padding: clamp(70px, 9vw, 120px) var(--pad) 0;
  isolation: isolate;
  color: var(--ft-cream);
  font-family: var(--sans);
  border-top: none;
}

/* đường sóng vàng mảnh ở mép trên: điểm kết thúc của hành trình */
footer:before,
footer#ft:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 14px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 14'%3E%3Cpath d='M0 7Q30 0 60 7T120 7' fill='none' stroke='%23e3bd72' stroke-width='1.2'/%3E%3C/svg%3E") repeat-x 0 0/120px 14px;
  animation: wv 14s linear infinite;
  opacity: .8;
  z-index: 2;
  pointer-events: none;
}

@keyframes wv {
  to { background-position-x: 120px; }
}

footer .top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  flex-wrap: wrap;
}

footer .slogan {
  font-family: var(--font-heading, "Montserrat", system-ui, sans-serif) !important;
  font-weight: 800;
  font-style: italic;
  font-size: clamp(26px, 3.8vw, 62px);
  line-height: 1.16;
  max-width: 840px;
  color: var(--ft-cream);
  letter-spacing: -0.015em;
}

footer .slogan .slogan-line {
  display: block;
  white-space: nowrap;
}

footer .slogan em {
  font-weight: inherit;
  font-style: inherit;
  color: var(--ft-gold);
}

footer .call {
  text-align: left;
}

footer .call small {
  display: block;
  font-family: var(--sans) !important;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--ft-mut);
  margin-bottom: 6px;
  text-transform: uppercase;
  font-weight: 600;
}

footer .call a.tel {
  display: block;
  font-family: var(--serif) !important;
  font-weight: 800;
  font-style: italic;
  font-size: clamp(34px, 4.4vw, 64px);
  line-height: 1;
  color: var(--ft-gold);
  transition: color 0.3s ease, opacity 0.3s ease;
  text-decoration: none;
  letter-spacing: 0;
}

footer .call a.tel:hover {
  letter-spacing: 0 !important;
  color: #f5d77f;
  opacity: 0.92;
}

footer .act {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

footer .btn {
  display: inline-block;
  padding: 14px 26px;
  font-family: var(--sans) !important;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  border: 1px solid var(--ft-gold);
  border-radius: 0;
  color: var(--ft-cream);
  text-decoration: none;
  transition: background .3s, color .3s, border-color .3s;
}

footer .btn.fill {
  background: var(--ft-gold);
  color: #2a1d07;
}

footer .btn:hover {
  background: var(--ft-cream);
  border-color: var(--ft-cream);
  color: var(--ft-ink);
}

footer .rule {
  height: 1px;
  background: rgba(246, 236, 214, .18);
  margin: clamp(40px, 6vw, 76px) 0 clamp(30px, 4vw, 48px);
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.4s cubic-bezier(.7, 0, .2, 1);
}

footer.in .rule {
  transform: scaleX(1);
}

footer .cols {
  display: grid;
  grid-template-columns: 1.1fr 1.4fr 1fr 1fr;
  gap: clamp(28px, 4vw, 64px);
  font-size: 14px;
  line-height: 1.75;
  color: #d3dfe8;
  font-family: var(--sans);
}

footer .cols h4 {
  font-family: var(--sans) !important;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .26em;
  color: var(--ft-gold);
  margin-bottom: 16px;
  text-transform: uppercase;
}

footer .cols p + p {
  margin-top: 12px;
}

footer .cols b {
  color: var(--ft-cream);
  font-weight: 600;
}

footer .cols ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

footer .cols li {
  margin: 6px 0;
}

footer .cols a {
  color: inherit;
  text-decoration: none;
  background: linear-gradient(var(--ft-gold), var(--ft-gold)) 0 100%/0 1px no-repeat;
  transition: background-size .4s, color .3s;
}

footer .cols a:hover {
  background-size: 100% 1px;
  color: var(--ft-cream);
}

footer .brand .sub {
  font-family: var(--sans) !important;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ft-mut);
  margin-top: 6px;
  text-transform: uppercase;
}

footer .brand .lg {
  font-family: var(--serif) !important;
  font-weight: 800;
  font-style: italic;
  font-size: 26px;
  color: var(--ft-cream);
  letter-spacing: 0.04em;
}

footer .tax {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--ft-mut);
  line-height: 1.6;
}

footer .brand .brand-note {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.6;
  color: #8da2b5;
  border-top: 1px solid rgba(246, 236, 214, 0.1);
  padding-top: 12px;
}

footer .brand .brand-note b {
  color: var(--ft-gold);
  font-weight: 600;
}

/* Chữ watermark OYHORMEN khổng lồ: bố trí cân đối vào khoảng trống, cách biệt rõ với thanh bản quyền */
footer .mark {
  display: flex;
  justify-content: center;
  align-items: center;
  height: auto;
  min-height: 1.05em;
  overflow: hidden;
  font-size: clamp(48px, 13vw, 150px);
  line-height: 0.95;
  font-family: var(--serif) !important;
  font-weight: 800;
  font-style: italic;
  margin: clamp(16px, 2.5vw, 32px) calc(var(--pad) * -.4) clamp(36px, 5.5vw, 70px);
  user-select: none;
  letter-spacing: -0.02em;
  pointer-events: none;
}

footer .mark span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1px rgba(227, 189, 114, .4);
  transform: translateY(40%);
  opacity: 0;
  transition: transform 1.1s cubic-bezier(.2, .8, .2, 1), 
              opacity 1.1s, 
              color 1.4s, 
              -webkit-text-stroke-color 1.4s;
  transition-delay: calc(var(--i) * .07s);
}

footer.in .mark span {
  transform: none;
  opacity: 1;
  color: rgba(227, 189, 114, .16);
}

footer .legal {
  position: relative;
  z-index: 2;
  margin: 0 calc(var(--pad) * -1);
  padding: 18px var(--pad) calc(18px + env(safe-area-inset-bottom, 0px));
  background: #02070d;
  border-top: 1px solid rgba(246, 236, 214, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px 40px;
  flex-wrap: wrap;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ft-mut);
  font-family: var(--sans);
}

footer .legal p {
  margin: 0;
}

footer .legal b {
  color: var(--ft-cream);
  font-weight: 600;
}

@media (max-width: 900px) {
  footer .cols {
    grid-template-columns: 1fr 1fr;
  }
  footer .brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  footer .cols {
    grid-template-columns: 1fr;
  }
  footer .top {
    gap: 30px;
  }
  footer .btn {
    flex: 1;
    text-align: center;
  }
  footer .mark {
    font-size: 13.5vw;
    margin: 14px calc(var(--pad) * -.4) 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  footer:before,
  footer#ft:before {
    animation: none;
  }
  footer .rule, 
  footer .mark span {
    transition: none;
    transform: none;
    opacity: 1;
  }
  footer.in .mark span {
    color: rgba(227, 189, 114, .16);
  }
}

/* =========================================================================
   ANIMATION REVEAL UTILITY CLASSES
   ========================================================================= */
.rv, .st, .q {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0s), 
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1) var(--d, 0s);
  will-change: opacity, transform;
}

.rv.in, .st.in, .q.in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* =========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE) - HOÀN THIỆN ĐỒNG BỘ TỪ TRÊN XUỐNG DƯỚI
   ========================================================================= */
@media (max-width: 820px) {
  /* 1. Header: Giữ nút Đặt hàng compact ở góc phải, ẩn link text */
  #hd nav {
    display: flex !important;
    align-items: center !important;
    gap: 0 !important;
  }
  #hd nav a:not(.btn) {
    display: none !important;
  }
  #hd nav a.btn,
  #hd .btn {
    --btn-h: 2.15rem !important;
    padding: 0 0.95rem !important;
    font-size: 0.775rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.02em !important;
    border-radius: var(--radius, 0) !important;
  }

  /* 4. Section #pin: Đưa sản phẩm lên trên, 4 thành phần bố cục đều nhau 100% */
  #pin {
    height: auto !important;
    min-height: auto !important;
    padding: 55px 0 65px !important;
    overflow: visible !important;
  }

  .pin-in {
    position: relative !important;
    height: auto !important;
    min-height: auto !important;
    padding: 0 var(--pad, 16px) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    overflow: visible !important;
    gap: 16px !important;
  }

  /* ĐƯA SẢN PHẨM LÊN TRÊN */
  #bt {
    order: 1 !important;
    position: relative !important;
    height: clamp(240px, 38svh, 320px) !important;
    aspect-ratio: 640 / 1948 !important;
    max-width: 75vw !important;
    margin: 0 auto 16px !important;
    transform: none !important;
    opacity: 1 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  #bt img {
    height: 100% !important;
    width: auto !important;
    max-height: 100% !important;
    object-fit: contain !important;
  }

  /* 4 THÀNH PHẦN NẰM DƯỚI, BỐ CỤC ĐỀU NHAU HOÀN TOÀN */
  .tx {
    order: 2 !important;
    position: relative !important;
    inset: auto !important;
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    grid-auto-rows: 1fr !important; /* CÁC HÀNG BẰNG NHAU HOÀN TOÀN */
    gap: 12px 10px !important;
    width: 100% !important;
    max-width: 520px !important;
    margin: 0 auto !important;
    pointer-events: auto !important;
    align-items: stretch !important;
  }

  .tx > div {
    position: relative !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    transform: none !important;
    opacity: 1 !important;
    text-align: center !important;
    max-width: 100% !important;
    height: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    box-sizing: border-box !important;
    padding: 16px 10px 14px !important;
    background: rgba(6, 17, 29, 0.7) !important;
    border: 1px solid rgba(223, 183, 108, 0.28) !important;
    border-radius: var(--radius, 0) !important;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
  }

  .tx-thumb {
    width: 52px !important;
    height: 52px !important;
    margin: 0 auto 10px !important;
    display: block !important;
    object-fit: contain !important;
    flex-shrink: 0 !important;
  }

  .tx h3 {
    font-size: clamp(15px, 4.2vw, 17.5px) !important;
    line-height: 1.22 !important;
    margin: 0 0 8px 0 !important;
    color: var(--gold, #e3bd72) !important;
    text-align: center !important;
    min-height: 42px !important; /* KHÓA CHIỀU CAO TIÊU ĐỀ ĐỀU NHAU */
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
  }

  .tx h3 br {
    display: inline !important;
  }

  .tx p {
    font-size: 11.5px !important;
    line-height: 1.45 !important;
    text-align: center !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    color: var(--cream, #f6ecd6) !important;
    opacity: 0.88;
    flex-grow: 1 !important;
    display: flex !important;
    align-items: flex-start !important;
    justify-content: center !important;
  }

  .br-d {
    display: none !important;
  }

  .cap {
    order: 3 !important;
    position: relative !important;
    bottom: auto !important;
    margin-top: 18px !important;
    font-size: 11.5px !important;
    letter-spacing: 0.14em !important;
    text-align: center !important;
    color: var(--gold, #e3bd72) !important;
  }

  /* 5. Dải sóng biển chuyển tiếp */
  .wipe {
    position: relative !important;
    width: 100% !important;
    height: auto !important;
    min-height: auto !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden !important;
  }
  .wipe-in {
    position: relative !important;
    width: 100% !important;
    height: auto !important;
    min-height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    overflow: hidden !important;
  }
  .wipe-in .bgi {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background-size: cover !important;
    background-position: center !important;
  }
  .wipe-in .bgi-overlay {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
  }

  /* Section 4: TINH HOA TỪ BIỂN SÂU - Tăng khoảng cách section trên text */
  .wipe:not(.wipe-oyster) .wipe-content {
    opacity: 1 !important;
    transform: none !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-top: clamp(85px, 13svh, 125px) !important;
    padding-bottom: clamp(65px, 9svh, 90px) !important;
    padding-left: clamp(16px, 4.5vw, 24px) !important;
    padding-right: clamp(16px, 4.5vw, 24px) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 20px !important;
  }

  /* Section 7: QUAN TÂM ĐẾN BẢN THÂN... - Full-bleed background không thụt lề */
  .wipe-oyster {
    padding: 0 !important;
    width: 100% !important;
    margin: 0 !important;
  }
  .wipe-oyster .wipe-in {
    width: 100% !important;
    min-height: clamp(200px, 30svh, 280px) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }
  .wipe-content-oyster {
    opacity: 1 !important;
    transform: none !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: clamp(55px, 9svh, 85px) clamp(16px, 4.5vw, 24px) !important;
    text-align: center !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .wipe h2,
  .wipe-title {
    opacity: 1 !important;
    transform: none !important;
    font-size: clamp(17px, 4.8vw, 26px) !important;
    line-height: 1.35 !important;
    white-space: normal !important;
    text-wrap: balance !important;
    word-break: break-word !important;
    text-transform: uppercase !important;
    font-family: var(--font-body), system-ui, sans-serif !important;
    padding: 0.15em 0.25em !important;
    margin: 0 !important;
  }
  .wipe-title-oyster {
    font-size: clamp(14px, 3.8vw, 20px) !important;
    line-height: 1.4 !important;
    padding: 0 4px !important;
    white-space: normal !important;
    text-wrap: balance !important;
    text-transform: uppercase !important;
    font-family: var(--font-body), system-ui, sans-serif !important;
  }
  .wipe-line {
    display: block !important;
    white-space: normal !important;
    padding: 0.1em 0.2em !important;
  }
  .wipe-box {
    width: 100% !important;
    max-width: 520px !important;
    box-sizing: border-box !important;
    padding: clamp(20px, 4.5vw, 28px) clamp(16px, 4.2vw, 24px) !important;
    border-radius: var(--radius, 0) !important;
    gap: 14px !important;
  }
  .wipe-sub {
    font-size: 13.5px !important;
    line-height: 1.55 !important;
  }
  .wipe-quote {
    font-size: 15.5px !important;
    line-height: 1.45 !important;
  }

  /* 6. Section #deep: Chứng nhận & Facts */
  #deep {
    padding: 55px var(--pad, 16px) !important;
  }
  .cert-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    max-width: 360px;
    margin: 0 auto;
  }
  .cert-card {
    padding: 6px 12px;
    height: 48px;
    border-radius: var(--radius, 0) !important;
  }
  .cert-card img {
    height: 32px;
  }
  .facts {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-top: 36px;
  }
  .facts-item strong {
    font-size: clamp(38px, 8.8vw, 52px);
  }
  .facts-item strong .n {
    font-size: clamp(38px, 8.8vw, 52px) !important;
  }
  .facts-item strong .fact-unit {
    font-size: clamp(18px, 4.2vw, 24px) !important;
  }

  /* 7. Section #offer: Ưu đãi & cam kết */
  .offer-section {
    padding: 55px var(--pad, 16px) !important;
  }
  .offer-container {
    grid-template-columns: 1fr;
    gap: 28px;
    text-align: center;
  }
  .offer-col-left {
    align-items: center;
    text-align: center;
  }
  .offer-title {
    white-space: normal !important;
    text-wrap: balance !important;
    font-size: clamp(24px, 5.8vw, 32px) !important;
    line-height: 1.25 !important;
  }

  /* Card Freeship: Giữ trên 1 dòng, không rớt chữ */
  .offer-program-card {
    width: 100% !important;
    max-width: 440px !important;
    margin: 0 auto !important;
    padding: 14px 16px !important;
    box-sizing: border-box !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
    border-radius: var(--radius, 0) !important;
  }
  .offer-program-badge {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 12px !important;
    width: 100% !important;
  }
  .offer-program-icon {
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    flex-shrink: 0 !important;
  }
  .offer-program-text {
    text-align: left !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 2px !important;
    min-width: 0 !important;
    flex: 1 1 auto !important;
  }
  .offer-program-tag {
    font-size: 10px !important;
    letter-spacing: 1.2px !important;
    white-space: nowrap !important;
  }
  .offer-program-headline {
    font-size: clamp(13.5px, 3.8vw, 16px) !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
    line-height: 1.3 !important;
    color: #ffffff !important;
  }
  .offer-program-time {
    font-size: 11.5px !important;
    white-space: nowrap !important;
  }
  .btn-offer-order {
    font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
    width: 100% !important;
    min-height: 44px !important;
    height: 44px !important;
    padding: 0 16px !important;
    border-radius: var(--radius, 0) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .offer-perks-row {
    justify-content: center !important;
    gap: 10px 14px !important;
    margin-top: 18px !important;
  }
  .offer-perk-item {
    font-size: 12.5px !important;
  }
  .offer-product-box {
    max-width: 380px;
    margin: 0 auto;
  }

  /* 8. Mobile 3 Packages: Phương án 2 - Bấm chọn hiện chi tiết, cuộn trang tự nhiên */
  .pkg-section {
    height: auto !important;
    min-height: auto !important;
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    overflow: visible !important;
  }

  .pkg-sticky {
    position: relative !important;
    height: auto !important;
    padding: clamp(45px, 7svh, 65px) 0 clamp(40px, 6svh, 55px) !important;
    display: block !important;
    background: transparent !important;
  }

  .pkg-section .bgi {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background-size: cover !important;
    background-position: center top !important;
  }

  .pkg-container {
    padding: 0 14px !important;
    width: 100% !important;
    max-width: 440px !important;
    margin: 0 auto !important;
    box-sizing: border-box !important;
  }

  .pkg-header {
    margin-bottom: 14px !important;
    text-align: center !important;
  }

  .pkg-title {
    font-size: clamp(20px, 5.2vw, 25px) !important;
    margin-bottom: 4px !important;
  }

  .pkg-desc {
    font-size: 12.5px !important;
    line-height: 1.4 !important;
    display: block !important;
    margin: 0 auto !important;
    max-width: 320px !important;
    color: #a5b9cb !important;
  }

  .pkg-stage {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    justify-content: space-between !important;
    align-items: stretch !important;
    gap: 10px 8px !important;
    min-height: auto !important;
    max-width: 420px !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding-bottom: 4px !important;
    box-sizing: border-box !important;
  }

  @keyframes pkgSelectedFadeIn {
    0% {
      opacity: 0.65;
      transform: translateY(4px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* CARD ĐƯỢC CHỌN: ĐẨY LÊN TRÊN CÙNG (order: 1, full width, nổi bật, hiệu ứng mượt) */
  .pkg-item.is-selected {
    order: 1 !important;
    flex: 0 0 100% !important;
    width: 100% !important;
    opacity: 1 !important;
    transform: none !important;
    animation: pkgSelectedFadeIn 0.28s cubic-bezier(0.2, 0.8, 0.2, 1) forwards !important;
    padding: 14px 16px 16px !important;
    background: rgba(8, 22, 38, 0.92) !important;
    border-radius: var(--radius, 0) !important;
    border: 1.5px solid rgba(223, 183, 108, 0.65) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 24px rgba(245, 197, 88, 0.22) !important;
    z-index: 5 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    box-sizing: border-box !important;
  }

  .pkg-item.is-selected .pkg-badge-recommended {
    display: inline-flex !important;
    position: static !important;
    align-self: center !important;
    margin: 0 auto 6px !important;
  }

  .pkg-item.is-selected .pkg-media {
    height: 125px !important;
    margin-bottom: 6px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .pkg-item.is-selected .pkg-img {
    max-height: 120px !important;
    width: auto !important;
    object-fit: contain !important;
    transform: none !important;
  }

  .pkg-item.is-selected .pkg-name {
    font-size: 17.5px !important;
    font-weight: 800 !important;
    color: #ffe89e !important;
    margin-bottom: 2px !important;
    text-align: center !important;
  }

  .pkg-item.is-selected .pkg-sub {
    display: block !important;
    font-size: 11.5px !important;
    color: #a4b7c7 !important;
    margin-bottom: 6px !important;
    text-align: center !important;
  }

  .pkg-item.is-selected .pkg-pricing {
    text-align: center !important;
  }

  .pkg-item.is-selected .pkg-price-row {
    display: flex !important;
    align-items: baseline !important;
    justify-content: center !important;
    gap: 8px !important;
  }

  .pkg-item.is-selected .pkg-price-val {
    font-size: 21px !important;
    font-weight: 800 !important;
    color: #ffffff !important;
  }

  .pkg-item.is-selected .pkg-price-strike {
    font-size: 12.5px !important;
    color: #7f95a7 !important;
    text-decoration: line-through !important;
  }

  .pkg-item.is-selected .pkg-price-save {
    display: block !important;
    font-size: 11.5px !important;
    color: #ffd700 !important;
    font-weight: 600 !important;
    margin-top: 2px !important;
  }

  .pkg-item.is-selected .btn-pkg-order {
    font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
    width: 100% !important;
    min-height: 42px !important;
    height: 42px !important;
    padding: 0 16px !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    border-radius: var(--radius, 0) !important;
    background: linear-gradient(135deg, #f5c558 0%, #d99a2c 100%) !important;
    color: #06111d !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    margin-top: 8px !important;
    box-shadow: 0 4px 18px rgba(217, 154, 44, 0.45) !important;
  }

  .pkg-item.is-selected .btn-pkg-order span {
    display: inline !important;
  }

  .pkg-item.is-selected .btn-pkg-order::after {
    display: none !important;
  }

  .pkg-item.is-selected .btn-pkg-order svg {
    display: inline-block !important;
  }

  /* 2 CARD KHÔNG ĐƯỢC CHỌN: XẾP XUỐNG DƯỚI (order: 2, chia 2 cột đều nhau, chạm nhẹ để đổi) */
  .pkg-item:not(.is-selected) {
    order: 2 !important;
    flex: 0 0 calc(50% - 4px) !important;
    width: calc(50% - 4px) !important;
    opacity: 0.82 !important;
    transform: none !important;
    padding: 10px 8px 10px !important;
    background: rgba(6, 17, 29, 0.72) !important;
    border-radius: var(--radius, 0) !important;
    border: 1px solid rgba(223, 183, 108, 0.3) !important;
    z-index: 2 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    cursor: pointer !important;
    box-sizing: border-box !important;
    transition: opacity 0.25s ease, border-color 0.25s ease, background 0.25s ease !important;
  }

  .pkg-item:not(.is-selected):hover,
  .pkg-item:not(.is-selected):active {
    opacity: 1 !important;
    border-color: #dfb76c !important;
    background: rgba(8, 22, 38, 0.85) !important;
  }

  .pkg-item:not(.is-selected) .pkg-badge-recommended {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .pkg-media {
    height: 65px !important;
    margin-bottom: 4px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .pkg-item:not(.is-selected) .pkg-img {
    max-height: 60px !important;
    width: auto !important;
    object-fit: contain !important;
    transform: none !important;
  }

  .pkg-item:not(.is-selected) .pkg-name {
    font-size: 12px !important;
    font-weight: 700 !important;
    margin-bottom: 2px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    text-align: center !important;
    color: #e0ecf6 !important;
  }

  .pkg-item:not(.is-selected) .pkg-sub {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .pkg-pricing {
    text-align: center !important;
  }

  .pkg-item:not(.is-selected) .pkg-price-row {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 1px !important;
  }

  .pkg-item:not(.is-selected) .pkg-price-row::before {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .pkg-price-val {
    font-size: 14px !important;
    font-weight: 800 !important;
    color: #f4ecdc !important;
  }

  .pkg-item:not(.is-selected) .pkg-price-strike {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .pkg-price-save {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .btn-pkg-order {
    font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
    width: 100% !important;
    min-height: 28px !important;
    height: 28px !important;
    padding: 2px 6px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    border-radius: var(--radius, 0) !important;
    border: 1px solid rgba(223, 183, 108, 0.45) !important;
    background: rgba(223, 183, 108, 0.12) !important;
    color: #ffe89e !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin-top: 6px !important;
  }

  .pkg-item:not(.is-selected) .btn-pkg-order span {
    display: none !important;
  }

  .pkg-item:not(.is-selected) .btn-pkg-order::after {
    content: "Xem gói này" !important;
    display: inline-block !important;
    font-family: var(--font-body), "Be Vietnam Pro", "Montserrat", system-ui, sans-serif !important;
  }

  .pkg-item:not(.is-selected) .btn-pkg-order svg {
    display: none !important;
  }

  .pkg-step-indicator {
    display: none !important;
  }

  .pkg-modal {
    padding: 12px !important;
  }

  .pkg-modal-dialog:not(.pkg-order-dialog-2col) {
    padding: 22px 16px 20px !important;
    border-radius: 16px !important;
    max-height: 90vh !important;
  }

  .pkg-order-summary-card {
    padding: 10px 12px !important;
    gap: 10px !important;
    margin-bottom: 16px !important;
  }

  .pkg-order-thumb {
    width: 52px !important;
    height: 52px !important;
  }

  .pkg-order-name {
    font-size: 16px !important;
  }

  /* Mobile Section 6 (#rev) */
  #rev {
    height: 240vh !important;
  }
  .rev-stage {
    height: 100svh !important;
  }
  .rev-header {
    top: calc(var(--header-h) + 16px) !important;
    left: clamp(20px, 6vw, 32px) !important;
    right: clamp(20px, 6vw, 32px) !important;
  }
  .rev-tag {
    font-size: 11.5px;
    letter-spacing: 0.16em;
  }
  .rev-controls {
    top: auto !important;
    bottom: calc(16px + env(safe-area-inset-bottom, 0px)) !important;
    left: clamp(20px, 6vw, 32px) !important;
    right: clamp(20px, 6vw, 32px) !important;
    width: calc(100% - 2 * clamp(20px, 6vw, 32px)) !important;
    justify-content: flex-start !important;
  }
  .rev-bars {
    width: 100%;
    max-width: 220px;
  }
  .rev-bar-track {
    height: 14px;
    padding: 6px 0;
  }
  .rev-counter {
    display: none !important;
  }
  .rev-quote-mark {
    top: -24px;
    left: clamp(16px, 5.5vw, 28px) !important;
    font-size: clamp(90px, 28vw, 140px);
    opacity: 0.12;
  }
  .rev-viewport {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    min-height: 280px;
    box-sizing: border-box !important;
  }
  .rev-item {
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    padding: 0 clamp(20px, 6vw, 32px) !important;
    box-sizing: border-box !important;
  }
  .rev-quote {
    font-size: clamp(20px, 5.6vw, 30px) !important;
    font-style: italic !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
    margin-bottom: 20px !important;
  }
  .rev-meta {
    gap: 12px;
  }
  .rev-author {
    font-size: 12px;
    letter-spacing: 0.1em;
  }
  .rev-stars {
    font-size: 15px;
  }
  .rev-star {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .rv, .st, .q, .tx > div {
    opacity: 1 !important;
    transform: none !important;
  }
  #need, #pin, .wipe, #packages { height: auto !important; }
  .need-stick, .pin-in, .wipe-in, .pkg-sticky { position: relative !important; height: auto !important; }
  .pkg-step-indicator { display: none !important; }
  #need .need-kicker { position: static !important; margin-bottom: 6vh !important; text-align: center; }
  #need .need-words { position: static !important; display: flex !important; flex-wrap: wrap !important; gap: 0.6em 1.4em !important; justify-content: center !important; }
  #need .need-w { position: static !important; opacity: 1 !important; transform: none !important; filter: none !important; will-change: auto !important; }
  #need .need-final { position: static !important; transform: none !important; opacity: 1 !important; margin-top: 10vh !important; }
  #need .need-bar { display: none !important; }

  /* Reduced motion for Section 6 (#rev) */
  #rev {
    height: auto !important;
    padding: 70px var(--pad) !important;
  }
  .rev-stage {
    position: relative !important;
    height: auto !important;
    overflow: visible !important;
  }
  .rev-header {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    margin-bottom: 32px !important;
  }
  .rev-viewport {
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 48px !important;
    min-height: auto !important;
    padding: 0 !important;
  }
  .rev-item {
    position: relative !important;
    inset: auto !important;
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    pointer-events: auto !important;
  }
  .rev-word {
    opacity: 1 !important;
  }
  .rev-meta {
    opacity: 1 !important;
    transform: none !important;
  }
  .rev-star {
    color: var(--gold1) !important;
    transform: none !important;
  }
  .rev-controls {
    display: none !important;
  }
  .rev-quote-mark {
    opacity: 0.08 !important;
    transform: none !important;
  }
}

/* =========================================================================
   FLOATING ACTION DOCK (GÓC PHẢI DƯỚI: ĐẶT HÀNG, ZALO, BACK TO TOP)
   ========================================================================= */
.floating-dock {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 950;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  pointer-events: none;
}

.float-btn {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  position: relative;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease, opacity 0.3s ease;
  text-decoration: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.float-btn:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.float-btn:active {
  transform: scale(0.96);
}

.float-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* NÚT 1: ĐẶT HÀNG NGAY (VÀNG HOÀNG KIM + HIỆU ỨNG NHỊP ĐẬP RIPPLE) */
.float-btn-order {
  background: linear-gradient(135deg, #ffd700 0%, #f5b025 50%, #d48b18 100%);
  color: #06111d;
  box-shadow: 0 4px 20px rgba(217, 154, 44, 0.55), 0 0 16px rgba(255, 215, 0, 0.4);
}

.float-btn-order:hover {
  box-shadow: 0 8px 28px rgba(217, 154, 44, 0.8), 0 0 22px rgba(255, 215, 0, 0.6);
}

.float-btn-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #ffd700;
  opacity: 0.8;
  animation: floatPulse 2.2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
  pointer-events: none;
}

@keyframes floatPulse {
  0% { transform: scale(0.95); opacity: 0.85; }
  60% { transform: scale(1.38); opacity: 0; }
  100% { transform: scale(1.38); opacity: 0; }
}

/* NÚT 2: ZALO (HÌNH ẢNH LOGO ZALO CHÍNH THỨC) */
.float-btn-zalo {
  background: #ffffff;
  padding: 0;
  overflow: hidden;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(0, 104, 255, 0.45), 0 0 12px rgba(0, 104, 255, 0.3);
}

.float-btn-zalo:hover {
  box-shadow: 0 8px 25px rgba(0, 104, 255, 0.7), 0 0 18px rgba(0, 104, 255, 0.5);
}

.float-zalo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 50%;
  pointer-events: none;
}

/* NÚT 3: BACK TO TOP (KÍNH TỐI VIỀN VÀNG SANG TRỌNG) */
.float-btn-top {
  background: rgba(8, 20, 34, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #dfb76c;
  border: 1.5px solid rgba(223, 183, 108, 0.45);
  opacity: 0;
  transform: translateY(12px) scale(0.9);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.float-btn-top.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.float-btn-top:hover {
  background: rgba(14, 30, 50, 0.95);
  border-color: #ffd700;
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5), 0 0 14px rgba(223, 183, 108, 0.35);
}

/* TOOLTIP NHÃN BÊN CẠNH KHI HOVER TRÊN MÀN HÌNH LỚN */
.float-btn-label {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 6px 12px;
  background: rgba(6, 17, 29, 0.94);
  border: 1px solid rgba(223, 183, 108, 0.45);
  color: #ffffff;
  font-family: var(--font-body), "Be Vietnam Pro", sans-serif;
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.float-btn-label::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border-width: 5px 0 5px 6px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(6, 17, 29, 0.94);
}

@media (hover: hover) and (min-width: 769px) {
  .float-btn:hover .float-btn-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}

/* TỐI ƯU GIAO DIỆN TRÊN MOBILE */
@media (max-width: 768px) {
  .floating-dock {
    right: 14px;
    bottom: 20px;
    gap: 10px;
  }
  .float-btn {
    width: 44px;
    height: 44px;
  }
  .float-btn-order svg {
    width: 20px;
    height: 20px;
  }
  .float-btn-zalo svg {
    width: 25px;
    height: 25px;
  }
  .float-btn-top svg {
    width: 18px;
    height: 18px;
  }
  .float-btn-label {
    display: none !important;
  }
}