/* ============ HEADER — TRANSPARENT OVERLAY ON HERO ============ */
  body { padding-top: 0; }
  .site-header {
    position: relative;
    width: 100%;
    background: transparent;
    z-index: 1000;
  }
  .brand-name {
    font-family: var(--font-heading);
    font-size: clamp(12px, 1vw, 14px);
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--porcelain);
    white-space: nowrap;
    transition: color 0.3s ease;
    text-shadow: none;
  }
  .brand-logo {
    height: 22px; width: auto; display: block;
    filter: brightness(0) invert(1) drop-shadow(0 1px 6px rgba(15, 10, 7, 0.5));
    transition: filter 0.3s ease;
  }

  .header-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: transparent;
    /* Blur moved to .header-blur-layer (sibling) so dropdown's own backdrop-filter
       isn't suppressed by an ancestor backdrop-filter chain. */
    border-bottom: none;
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 40px;
    gap: 24px;
  }
  .header-nav.scrolled { background: transparent; }
  /* Blur layer sits BEHIND the nav as a fixed bar at top of viewport.
     It is a sibling (not ancestor) of the dropdown — so the dropdown's own
     backdrop-filter is free to filter actual page content beneath it. */
  .header-blur-layer {
    position: fixed; top: 0; left: 0; right: 0;
    height: 56px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px) saturate(1.2);
    -webkit-backdrop-filter: blur(12px) saturate(1.2);
    z-index: 999;
    pointer-events: none;
    transition: background 0.35s ease;
  }
  .header-blur-layer.scrolled { background: rgba(15, 10, 7, 0.55); }
  .header-brand {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none;
  }
  .header-right {
    display: flex; align-items: center; gap: 32px;
  }
  .header-menu {
    display: flex; gap: 36px; list-style: none;
    margin: 0; padding: 0;
  }
  .header-menu a {
    font-family: var(--font-body);
    font-size: 14px; font-weight: 600;
    color: var(--porcelain); text-decoration: none;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 4px 0; position: relative;
    transition: color 0.3s ease;
    text-shadow: none;
  }
  .header-menu a::after {
    content: ''; position: absolute;
    bottom: -4px; left: 0; right: 0;
    height: 1px; background: var(--mesh-gold);
    transform: scaleX(0); transform-origin: right;
    transition: transform 0.4s cubic-bezier(.4,0,.2,1);
  }
  .header-menu a:hover::after { transform: scaleX(1); transform-origin: left; }
  .header-menu a.active { color: var(--porcelain); }
  .header-menu a.active::after { transform: scaleX(1); }

  /* Dropdown caret — show small ↓ arrow next to menu items that have a dropdown */
  .dropdown-caret {
    display: inline-block !important;
    width: 8px; height: 6px;
    margin-left: 8px;
    opacity: 0.85;
    transition: transform 0.3s ease;
  }
  .has-dropdown:hover > a .dropdown-caret { transform: rotate(180deg); }

  /* Dropdown styling now lives in global style.css (.site-header .header-dropdown
     inside @media (min-width: 901px)) — mobile uses the light .menu-open cascade. */
  .header-utils {
    display: flex; align-items: center; gap: 8px;
  }
  .header-icon-btn {
    width: 32px; height: 32px;
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent; border: 1px solid transparent;
    border-radius: 50%; color: var(--porcelain);
    cursor: pointer; text-decoration: none;
    transition: all 0.3s ease;
    filter: drop-shadow(0 1px 6px rgba(15, 10, 7, 0.5));
  }
  .header-icon-btn:hover {
    background: rgba(253, 249, 242, 0.15);
    border-color: rgba(253, 249, 242, 0.3); color: var(--porcelain);
  }
  .header-icon-btn svg { width: 16px; height: 16px; }

  main { padding-top: 0; }

  /* ============ ABOUT PAGE LAYOUT ============ */
  /* Hero — text left on light cream gradient, image bleeds right naturally. */
  .about-hero {
    position: relative;
    min-height: 100vh;
    padding: 100px 72px 80px;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 64px;
    align-items: center;
    text-align: left;
    background:
      linear-gradient(90deg,
        rgba(255, 253, 248, 0.55) 0%,
        rgba(255, 253, 248, 0.32) 35%,
        rgba(255, 253, 248, 0.12) 60%,
        transparent 85%),
      url('../beauty/about-hero-vethuyvan.webp') center 18% / cover no-repeat;
    border-bottom: 1px solid var(--border-soft);
    color: var(--heading);
    overflow: hidden;
  }
  .about-hero::after { display: none; }
  .about-hero-content {
    position: relative; z-index: 2;
    max-width: 580px;
  }
  .about-hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(48px, 6vw, 84px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    background: var(--mesh-gold);
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    font-weight: 500;
    margin: 18px 0 20px;
    text-align: left;
    text-shadow: none;
  }
  .about-hero h1 em {
    font-style: normal; font-weight: 500;
    background: var(--mesh-gold);
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
  }
  .about-hero-sub {
    font-family: var(--font-body);
    font-size: 17px; line-height: 1.75;
    color: var(--text);
    max-width: 520px;
    margin: 0;
    text-align: left;
  }
  /* Hero bio — collapsible */
  .about-hero-bio {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text);
    max-width: 540px;
    margin: 0;
    text-align: justify;
    hyphens: auto;
    box-sizing: border-box;
  }
  .about-hero-bio p { margin: 0 0 10px; }
  .about-hero-bio p:last-child { margin-bottom: 0; }
  .about-hero-bio ul { list-style: none; padding: 0; margin: 8px 0 12px; }
  .about-hero-bio li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 8px;
  }
  .about-hero-bio li::before {
    content: '·';
    position: absolute; left: 0; top: -2px;
    color: var(--royal-gold);
    font-weight: 700; font-size: 20px;
  }
  .about-hero-bio strong { color: var(--heading); font-weight: 600; }
  .about-hero-bio:not(.expanded) {
    max-height: calc(1.7em * 3);
    overflow: hidden;
    -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
    mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
  }
  .about-hero-bio.expanded {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 20px;
    margin: 0;
    border-radius: 14px;
    background: rgba(255, 245, 248, 0.72);
    backdrop-filter: blur(8px) saturate(1.1);
    -webkit-backdrop-filter: blur(8px) saturate(1.1);
    box-shadow: 0 4px 18px rgba(168, 137, 87, 0.08);
    transition: background 0.3s ease;
  }
  .about-bio-toggle {
    background: none; border: 0; padding: 0;
    margin: 14px 0 28px;
    color: var(--royal-gold);
    font-family: var(--font-body);
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.25em; text-transform: uppercase;
    cursor: pointer;
    display: inline-flex; align-items: center; gap: 8px;
    transition: color 0.25s ease;
  }
  .about-bio-toggle svg { transition: transform 0.3s ease; }
  .about-bio-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
  .about-bio-toggle:hover { color: var(--antique-gold); }

  .about-section {
    padding: 60px 40px;
    max-width: none;
    margin: 0;
    background: var(--white);
  }
  .about-section > * {
    max-width: 1320px;
    margin-left: auto;
    margin-right: auto;
  }
  .about-section-head {
    text-align: center;
    margin-bottom: 56px;
  }
  .about-section-head .section-num { display: inline-block; margin-bottom: 12px; }
  .about-section-head h2 {
    font-family: var(--font-heading);
    font-size: clamp(36px, 4.5vw, 56px);
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--heading);
    font-weight: 500;
  }
  .about-section-head h2 em {
    font-style: normal; font-weight: 500;
    color: var(--heading);
  }

  .footer-wrap {
    width: 100%;
    padding: 0;
  }
  .footer-wrap .site-footer {
    border-radius: 0;
  }
  .footer-top.footer-top-3col {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 64px;
  }
  @media (max-width: 900px) {
    .footer-top.footer-top-3col {
      grid-template-columns: 1fr;
      gap: 32px;
    }
  }

  /* Bỏ tất cả eyebrow "VỀ THUÝ VÂN / CÂU CHUYỆN / GHI NHẬN / KẾT NỐI" */
  .about-hero-eyebrow { display: none !important; }

  /* About section rhythm — alternate white and soft ivory bands.
     `isolation: isolate` on each section creates its own stacking context
     so the body::before grain (mix-blend-mode: multiply) can't bleed through
     section bg on iOS Safari. */
  #intro,
  #mission,
  #vision,
  #education,
  #founder,
  #family,
  #awards {
    isolation: isolate;
    position: relative;
    z-index: 0;
  }
  #intro {
    background: var(--white);
  }
  #mission {
    background:
      radial-gradient(at 12% 20%, rgba(247, 235, 208, 0.24), transparent 54%),
      radial-gradient(at 86% 82%, rgba(215, 193, 147, 0.11), transparent 58%),
      linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(250, 243, 231, 0.94)),
      var(--cream);
  }
  #vision {
    background: var(--white);
  }
  #education {
    background:
      radial-gradient(at 88% 18%, rgba(247, 235, 208, 0.22), transparent 56%),
      linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(250, 243, 231, 0.94)),
      var(--cream);
  }
  #founder {
    background: var(--white);
  }
  #family {
    background:
      radial-gradient(at 88% 18%, rgba(247, 235, 208, 0.22), transparent 56%),
      linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(250, 243, 231, 0.94)),
      var(--cream);
  }
  #awards {
    background:
      radial-gradient(at 18% 72%, rgba(247, 235, 208, 0.2), transparent 56%),
      linear-gradient(180deg, #FBF7EF 0%, #FFFFFF 100%);
  }

  /* ============ AWARDS V6 — Portrait + Categorized Lists ============ */
  #awards { padding: 100px 40px; }
  #awards > * { max-width: 1280px; }
  .awards-v6-split {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 80px;
    align-items: start;
  }
  .awards-v6-portrait {
    aspect-ratio: 3 / 4;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 96px;
  }
  .awards-v6-portrait::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(15, 10, 7, 0.55), transparent 50%);
  }
  .awards-v6-portrait-label {
    position: absolute; left: 28px; right: 28px; bottom: 26px;
    color: var(--pearl);
    font-family: var(--font-heading);
    font-size: 22px; font-weight: 500;
    z-index: 2;
    line-height: 1.1;
  }
  .awards-v6-portrait-label span {
    display: block;
    font-family: var(--font-body); font-size: 10px;
    letter-spacing: 0.4em; text-transform: uppercase;
    color: var(--champagne);
    margin-bottom: 6px;
    font-weight: 700;
  }
  .awards-v6-categories {
    display: flex; flex-direction: column;
    gap: 44px;
  }
  .awards-v6-cat-head {
    font-family: var(--font-body);
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.4em; text-transform: uppercase;
    color: var(--antique-gold);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
  }
  .awards-v6-cat-head .count {
    font-family: var(--font-heading);
    font-size: 24px; font-weight: 400;
    color: var(--royal-gold);
    letter-spacing: 0;
  }
  .awards-v6-list {
    display: flex; flex-direction: column;
    gap: 16px;
  }
  .awards-v6-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 28px;
    align-items: baseline;
  }
  .awards-v6-item .y {
    font-family: var(--font-body);
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.25em; text-transform: uppercase;
    color: var(--text-muted);
  }
  .awards-v6-item .t {
    font-family: var(--font-heading);
    font-size: 19px; font-weight: 500;
    line-height: 1.4;
    color: var(--heading);
  }
  .awards-v6-item .t em { font-style: normal; color: var(--royal-gold); }

  @media (max-width: 900px) {
    #awards { padding: 56px 20px; }
    .awards-v6-split { grid-template-columns: 1fr; gap: 0; }
    /* Hide portrait on mobile — saves ~430px of empty space and brings
       title directly above the categorized award lists. */
    .awards-v6-portrait { display: none; }
    .awards-v6-categories { gap: 32px; }
    .awards-v6-item { grid-template-columns: 1fr; gap: 4px; }
    .awards-v6-item .y { font-size: 10px; letter-spacing: 0.22em; }
    .awards-v6-item .t { font-size: 16px; }
    .awards-v6-cat-head { font-size: 10px; letter-spacing: 0.32em; }
    .awards-v6-cat-head .count { font-size: 20px; }
  }

  /* ===== FULLWIDTH SPLIT SECTIONS (Hành trình → Nhà khởi nghiệp) =====
     Each section spans 100% viewport; image one side flush to edge,
     content the other side with 80px padding from outer edge. */
  #intro,
  #mission,
  #vision,
  #education,
  #founder,
  #family {
    padding: 0;
  }
  #intro > *,
  #mission > *,
  #vision > *,
  #education > *,
  #founder > *,
  #family > * {
    max-width: none;
    margin: 0;
  }
  #intro .ti-split,
  #mission .ti-split,
  #vision .ti-split,
  #education .ti-split,
  #founder .ti-split,
  #family .ti-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    align-items: stretch;
    min-height: 95vh;
  }
  #intro .ti-content,
  #mission .ti-content,
  #vision .ti-content,
  #education .ti-content,
  #founder .ti-content,
  #family .ti-content {
    padding: 96px 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  #intro .ti-image,
  #mission .ti-image,
  #vision .ti-image,
  #education .ti-image,
  #founder .ti-image,
  #family .ti-image {
    aspect-ratio: auto;
    border-radius: 0;
    margin: 0;
    min-height: 95vh;
    box-shadow: none;
  }
  #intro .ti-content h3,
  #mission .ti-content h3,
  #vision .ti-content h3,
  #education .ti-content h3,
  #founder .ti-content h3,
  #family .ti-content h3 {
    font-size: clamp(32px, 3vw, 44px);
    line-height: 1.15;
    margin-bottom: 28px;
  }

  @media (max-width: 900px) {
    #intro .ti-split,
    #mission .ti-split,
    #vision .ti-split,
    #education .ti-split,
    #founder .ti-split,
    #family .ti-split {
      grid-template-columns: 1fr;
      min-height: 0;
    }
    #intro .ti-content,
    #mission .ti-content,
    #vision .ti-content,
    #education .ti-content,
    #founder .ti-content,
    #family .ti-content {
      padding: 56px 28px;
    }
    #intro .ti-image,
    #mission .ti-image,
    #vision .ti-image,
    #education .ti-image,
    #founder .ti-image,
    #family .ti-image {
      min-height: 60vw;
      aspect-ratio: 4 / 5;
    }
  }

  /* ===== ABOUT HERO — text styling (layout above) ===== */
  .about-hero-eyebrow {
    font-family: var(--font-body);
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.35em; text-transform: uppercase;
    color: var(--champagne);
    display: inline-flex; align-items: center; gap: 14px;
    margin: 0 0 16px;
  }
  .about-hero-eyebrow::before,
  .about-hero-eyebrow::after {
    content: ''; width: 40px; height: 1px;
    background: linear-gradient(90deg, transparent, var(--champagne));
  }
  .about-hero-eyebrow::after {
    background: linear-gradient(90deg, var(--champagne), transparent);
  }
  .about-hero-roles {
    font-family: var(--font-heading);
    font-size: clamp(18px, 2vw, 24px);
    color: var(--heading);
    margin: 0 0 28px;
    letter-spacing: 0.02em;
    text-align: left;
  }
  .about-hero-roles span {
    display: inline-block;
    margin: 0 14px;
    color: var(--text-muted);
  }
  .about-hero-quote {
    margin-top: 48px;
    padding: 32px 40px;
    max-width: 720px;
    margin-left: auto; margin-right: auto;
    border-top: 1px solid rgba(244,228,193,0.25);
    border-bottom: 1px solid rgba(244,228,193,0.25);
    font-family: var(--font-heading);
    font-style: italic;
    font-size: clamp(22px, 2.4vw, 30px);
    line-height: 1.4;
    color: var(--pearl);
  }
  .about-hero-quote em {
    background: var(--mesh-gold);
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    font-weight: 500;
  }

  /* Eyebrow on light sections (non-hero) stays with antique-gold */
  .about-section-head .about-hero-eyebrow {
    color: var(--antique-gold);
  }

  /* ===== PHILOSOPHY — Mission + Vision 2-col ===== */
  .philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .philosophy-card {
    padding: 48px 40px;
    background: #FDF8F0;
    border-radius: 0;
    position: relative;
  }
  .philosophy-card .ti-eyebrow { margin-bottom: 20px; }
  .philosophy-card h3 {
    font-family: var(--font-heading);
    font-size: clamp(26px, 2.6vw, 34px);
    line-height: 1.15;
    font-weight: 500;
    color: var(--heading);
    margin-bottom: 20px;
    letter-spacing: -0.01em;
  }
  .philosophy-card h3 em {
    font-style: normal;
    color: var(--heading);
  }
  .philosophy-card p {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.85;
    color: var(--text-soft);
  }
  .philosophy-pillars {
    margin-top: 56px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 40px 32px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .philosophy-pillar {
    text-align: center;
  }
  .philosophy-pillar .pillar-num {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 32px;
    background: var(--mesh-gold);
    -webkit-background-clip: text; background-clip: text;
    color: transparent;
    margin-bottom: 10px;
    display: block;
  }
  .philosophy-pillar .pillar-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 500;
    color: var(--warm-brown);
    margin-bottom: 6px;
  }
  .philosophy-pillar .pillar-desc {
    font-family: var(--font-body);
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-muted);
  }

  /* ===== CONNECT section ===== */
  #connect {
    background:
      radial-gradient(at 20% 30%, rgba(247,235,208,0.18), transparent 55%),
      radial-gradient(at 80% 70%, rgba(215,194,154,0.08), transparent 55%),
      linear-gradient(180deg, #FFFFFF 0%, #FFFCF6 100%);
  }
  #connect .about-section {
    padding-top: 60px; padding-bottom: 60px;
    background: transparent;
  }
  #connect .social-cluster {
    justify-content: center;
  }
  .connect-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  @media (max-width: 900px) {
    .about-hero {
      padding: 110px 24px 64px;
      min-height: 92vh;
      min-height: 92svh;
      grid-template-columns: 1fr;
      gap: 0;
      align-items: flex-end;
      /* Light cream gradient bottom-up so photo subject (upper part) shows clear
         and dark text at bottom stays readable on light overlay. */
      background:
        linear-gradient(180deg,
          rgba(255, 253, 248, 0) 0%,
          rgba(255, 253, 248, 0.3) 55%,
          rgba(255, 253, 248, 0.7) 100%),
        url('../beauty/about-hero-vethuyvan.webp') center 20% / cover no-repeat;
    }
    .about-hero-content { max-width: 100%; }
    .about-hero h1 { font-size: clamp(36px, 9vw, 52px); margin-bottom: 14px; }
    .about-hero-roles { font-size: 16px; margin-bottom: 18px; }
    .about-hero-sub { font-size: 15px; }
    .philosophy-grid { grid-template-columns: 1fr; gap: 16px; }
    .philosophy-pillars { grid-template-columns: 1fr; gap: 28px; padding: 32px 20px; }
    .philosophy-card { padding: 32px 24px; }
    .connect-grid { grid-template-columns: 1fr; }
  }

  @media (max-width: 900px) {
    .brand-name { font-size: 12px; letter-spacing: 0.12em; }
    .brand-logo { height: 20px; }
    .header-nav {
      padding: 10px 20px; gap: 12px;
      flex-wrap: wrap;
    }
    .header-right { gap: 16px; }
    .header-menu { gap: 16px; flex-wrap: wrap; }
    .header-menu a { font-size: 13px; font-weight: 600; }
    .about-section { padding: 36px 20px; }
    #connect .about-section { padding-top: 36px; padding-bottom: 36px; }

    /* Social cluster — fit all 4 icons on 1 row */
    #connect .social-cluster { padding: 18px; gap: 10px; flex-wrap: nowrap; justify-content: space-between; }
    #connect .social-cluster .social-btn { width: 40px; height: 40px; flex-shrink: 0; }
    #connect .social-cluster-label { margin-right: 0; font-size: 10px; letter-spacing: 0.22em; }
  }