/*
 * landing-process.css
 * Extracted from quy-trinh-lam-viec.html inline <style>. Values preserved 1:1.
 */

  :root {
    /* light (default) */
    --bg:            #FDFCF8;
    --bg-soft:       #F5F4EF;
    --bg-card:       #FFFFFF;
    --ink:           #111111;
    --ink-soft:      #444444;
    --ink-muted:     #666666;
    --gold:          #C59A63;
    --gold-deep:     #A67E4E;
    --rule:          rgba(17,17,17,0.08);
    --rule-soft:     rgba(17,17,17,0.04);
    --danger:        #B14A3E;

    --font-serif:    var(--font-sans);
    --font-sans:     "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    --shadow-sm:     0 2px 8px rgba(0,0,0,0.03), 0 1px 2px rgba(0,0,0,0.02);
    --shadow-md:     0 10px 30px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.02);
    --shadow-lg:     0 20px 40px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.03);

    --maxw:          1180px;
    --readw:         640px;

    --step:          clamp(8px, 1vw, 12px);
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg:          #141414;
      --bg-soft:     #1C1C1C;
      --bg-card:     #222222;
      --ink:         #F8F8F8;
      --ink-soft:    #CCCCCC;
      --ink-muted:   #999999;
      --gold:          #C59A63;
      --gold-deep:   #E0B687;
      --rule:        rgba(255,255,255,0.08);
      --rule-soft:   rgba(255,255,255,0.04);
      --danger:      #E07A6E;
      --shadow-sm:   0 2px 8px rgba(0,0,0,0.2);
      --shadow-md:   0 10px 30px rgba(0,0,0,0.3);
      --shadow-lg:   0 20px 40px rgba(0,0,0,0.4);
    }
  }

  /* explicit toggle overrides */
  :root[data-theme="dark"] {
    --bg:          #141414;
    --bg-soft:     #1C1C1C;
    --bg-card:     #222222;
    --ink:         #F8F8F8;
    --ink-soft:    #CCCCCC;
    --ink-muted:   #999999;
    --gold:          #C59A63;
    --gold-deep:   #E0B687;
    --rule:        rgba(255,255,255,0.08);
    --rule-soft:   rgba(255,255,255,0.04);
    --danger:      #E07A6E;
      --shadow-sm:   0 2px 8px rgba(0,0,0,0.2);
      --shadow-md:   0 10px 30px rgba(0,0,0,0.3);
      --shadow-lg:   0 20px 40px rgba(0,0,0,0.4);
  }

  /* theme toggle button */
  .theme-toggle {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1px solid var(--rule);
    background: transparent;
    color: var(--ink-soft);
    display: inline-grid;
    place-items: center;
    cursor: pointer;
    padding: 0;
    position: relative;
    transition: color .2s, border-color .2s, background .2s;
  }
  .theme-toggle:hover { color: var(--ink); border-color: var(--ink); }
  .theme-toggle svg {
    width: 15px; height: 15px;
    position: absolute;
    transition: opacity .25s ease, transform .35s ease;
  }
  .theme-toggle .i-sun  { opacity: 0; transform: rotate(-90deg) scale(0.6); }
  .theme-toggle .i-moon { opacity: 1; transform: none; }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle .i-sun  { opacity: 1; transform: none; }
    :root:not([data-theme="light"]) .theme-toggle .i-moon { opacity: 0; transform: rotate(90deg) scale(0.6); }
  }
  :root[data-theme="dark"] .theme-toggle .i-sun  { opacity: 1; transform: none; }
  :root[data-theme="dark"] .theme-toggle .i-moon { opacity: 0; transform: rotate(90deg) scale(0.6); }

  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }
  ::selection { background: var(--gold); color: #1A1A1A; }

  a { color: inherit; transition: color .2s; }
  a:hover { color: var(--gold); }
  img { max-width: 100%; display: block; }

  h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--ink);
    line-height: 1.18;
    letter-spacing: -0.02em;
    text-wrap: balance;
    margin: 0;
  }
  p { margin: 0; text-wrap: pretty; }

  .container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 28px;
  }
  .read {
    max-width: var(--readw);
  }

  /* ─────────────────────────── top bar ─────────────────────────── */
  
  .lang-dd {
    position: relative;
    display: flex;
    align-items: center;
  }

  .lang-dd-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--rule);
    border-radius: 999px;
    padding: 0 12px;
    height: 38px;
    cursor: pointer;
    transition: all .2s;
    color: var(--ink-soft);
    font-family: var(--font-sans);
  }

  .lang-dd-btn:hover {
    border-color: var(--gold);
    color: var(--gold);
  }

  .lang-dd-code {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  .lang-dd-arr {
    font-size: 9px;
    opacity: 0.5;
    transition: transform 0.3s ease;
  }

  .lang-dd-btn[aria-expanded="true"] .lang-dd-arr {
    transform: rotate(180deg);
  }

  .lang-dd-menu {
    display: none;
    flex-direction: column;
    gap: 4px;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--rule);
    border-radius: 14px;
    padding: 8px;
    box-shadow: var(--shadow-md);
    min-width: 140px;
    z-index: 1100;
    transform: translateY(10px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .lang-dd-menu.show {
    display: flex;
    transform: translateY(0);
    opacity: 1;
  }

  .lang-dd-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    cursor: pointer;
    transition: all .2s;
    color: var(--ink-soft);
    font-size: 13.5px;
    font-weight: 500;
    text-decoration: none;
  }

  .lang-dd-item:hover {
    background: var(--bg-soft);
    color: var(--gold);
  }

  .lang-dd-item.active {
    color: var(--gold);
    background: color-mix(in oklab, var(--gold) 8%, transparent);
  }

  .lang-dd-btn svg,
  .lang-dd-item svg {
    box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.15);
    border-radius: 1px;
    flex-shrink: 0;
    display: block;
  }

  .topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in oklab, var(--bg) 88%, transparent);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid var(--rule-soft);
  }
  .topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
  }
  .brand {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 18px;
    letter-spacing: -0.02em;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ink);
    transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .brand-back {
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .brand:hover {
    color: var(--gold-deep);
  }

  .brand:hover .brand-back {
    transform: translateX(-4px);
  }
  .top-nav {
    display: flex;
    gap: 28px;
    align-items: center;
    font-size: 14px;
    color: var(--ink-soft);
  }
  .top-nav a {
    text-decoration: none;
    position: relative;
  }
  .top-nav a:hover {
    color: var(--ink);
  }
  .top-nav a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.3s ease;
  }
  .top-nav a:hover::after {
    width: 100%;
  }
  .top-nav a.active {
    color: var(--ink);
    font-weight: 500;
  }
  .top-nav a.active::after {
    width: 100%;
  }
  .top-cta {
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--ink);
    color: var(--ink);
    border-radius: 999px;
    text-decoration: none;
    transition: background .2s, color .2s;
  }
  .top-cta:hover { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  :root[data-theme="dark"] .top-cta:hover { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .top-cta:hover { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  }
  @media (max-width: 720px) {
    .top-nav .nav-link { display: none; }
    .top-cta { display: none; }
    .brand-dot { display: none; }
    .brand span[data-key="navHome"] { display: none; }
  }

  /* ─────────────────────────── hero ─────────────────────────── */

  .hero {
    padding: clamp(56px, 9vw, 120px) 0 clamp(56px, 8vw, 96px);
    border-bottom: 1px solid var(--rule);
    position: relative;
  }
  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-bottom: 28px;
  }  .hero h1 {
    font-size: clamp(36px, 5.6vw, 68px);
    font-weight: 600;
    margin-bottom: 28px;
    max-width: 18ch;
  }
  .hero h1 em {
    font-style: italic;
    font-weight: 400;
    color: var(--gold-deep);
  }
  .hero-sub {
    font-size: clamp(17px, 1.5vw, 20px);
    color: var(--ink-soft);
    max-width: 56ch;
    line-height: 1.65;
    margin-bottom: 56px;
  }
  .hero-sub strong { color: var(--ink); font-weight: 600; }

  /* timeline diagram */
  .timeline {
    margin-top: 12px;
    padding: 36px 8px 8px;
    border-top: 1px solid var(--rule);
    position: relative;
  }
  .timeline-label {
    position: absolute;
    top: -10px;
    left: 0;
    background: var(--bg);
    padding: 0 14px 0 0;
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 500;
  }
  .timeline-track {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    position: relative;
    align-items: start;
  }
  .timeline-line {
    position: absolute;
    left: calc(100% / 12);
    right: calc(100% / 12);
    top: 18px;
    height: 1px;
    background: linear-gradient(to right,
      var(--rule) 0%, var(--rule) 50%, var(--rule) 100%);
  }
  .timeline-line::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--gold);
    opacity: .35;
    mask-image: repeating-linear-gradient(to right, #000 0 6px, transparent 6px 14px);
    -webkit-mask-image: repeating-linear-gradient(to right, #000 0 6px, transparent 6px 14px);
  }
  .tstep {
    position: relative;
    text-align: center;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding-top: 0;
  }
  .tstep-circle {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--ink);
    color: var(--ink);
    display: grid;
    place-items: center;
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 15px;
    position: relative;
    z-index: 1;
    transition: background .2s, color .2s, transform .2s;
  }
  .tstep:hover .tstep-circle {
    background: var(--gold);
    border-color: var(--gold);
    color: #1A1A1A;
  }
  .tstep-name {
    font-family: var(--font-serif);
    font-size: 15px;
    font-weight: 500;
    color: var(--ink);
  }
  .tstep-en {
    font-size: 11px;
    color: var(--ink-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-top: -8px;
  }

  @media (max-width: 720px) {
    .timeline-track {
      grid-template-columns: 1fr;
      gap: 18px;
      padding-left: 24px;
    }
    .timeline-line {
      left: 14px; right: auto;
      top: 24px; bottom: 24px;
      width: 1px; height: auto;
      background: var(--rule);
    }
    .timeline-line::after {
      mask-image: repeating-linear-gradient(to bottom, #000 0 6px, transparent 6px 14px);
      -webkit-mask-image: repeating-linear-gradient(to bottom, #000 0 6px, transparent 6px 14px);
    }
    .tstep {
      flex-direction: row;
      text-align: left;
      gap: 16px;
      margin-left: -24px;
      padding-left: 24px;
      position: relative;
    }
    .tstep-en { margin-top: 2px; }
  }

  /* ─────────────────────────── buttons ─────────────────────────── */

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s, background .2s, color .2s, border-color .2s;
    line-height: 1;
  }
  .btn:active { transform: translateY(1px); }
  .btn-gold { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  .btn-gold:hover { background: var(--gold-deep); color: #1A1A1A; border-color: var(--gold-deep); }
  :root[data-theme="dark"] .btn-gold:hover { background: var(--bg-soft); color: var(--gold); border-color: var(--gold); }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .btn-gold:hover { background: var(--bg-soft); color: var(--gold); border-color: var(--gold); }
  }

  .btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
  .btn-outline:hover { background: var(--ink); color: var(--bg); }
  :root[data-theme="dark"] .btn-outline:hover { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .btn-outline:hover { background: var(--gold); color: #1A1A1A; border-color: var(--gold); }
  }
  .btn-arrow {
    width: 16px; height: 16px;
    display: inline-block;
  }

  .hero-cta-row {
    margin-top: 48px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
  }
  .hero-cta-note {
    font-size: 13px;
    color: var(--ink-muted);
  }

  /* ─────────────────────────── section frame ─────────────────────────── */

  section { padding: clamp(72px, 10vw, 128px) 0; }
  section + section { border-top: 1px solid var(--rule); }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-bottom: 24px;
  }
  .eyebrow::before {
    content: "";
    width: 24px; height: 1px; background: var(--gold);
  }
  .section-title {
    font-size: clamp(28px, 3.6vw, 42px);
    margin-bottom: 20px;
    max-width: 22ch;
  }
  .section-lede {
    font-size: clamp(16px, 1.3vw, 18px);
    color: var(--ink-soft);
    max-width: 60ch;
    line-height: 1.7;
  }

  /* ─────────────────────────── pain section ─────────────────────────── */

  .pain-list {
    list-style: none;
    padding: 0;
    margin: 56px 0 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--rule);
  }
  .pain-list li {
    padding: 32px 0 32px 36px;
    border-bottom: 1px solid var(--rule);
    border-left: 1px solid var(--rule);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ink);
    position: relative;
  }
  .pain-list li:first-child {
    border-left: none;
    padding-left: 20px;
  }
  .pain-list li::before {
    content: "?";
    position: absolute;
    top: 32px;
    left: 16px;
    font-family: var(--font-serif);
    font-size: 22px;
    color: var(--gold-deep);
    font-style: italic;
    line-height: 1;
  }
  .pain-list li:first-child::before {
    left: 0;
  }
  .pain-list li strong { color: var(--ink); font-weight: 600; }
  @media (max-width: 880px) {
    .pain-list { grid-template-columns: 1fr; }
    .pain-list li {
      border-left: none;
      padding-left: 20px;
    }
    .pain-list li::before {
      left: 0;
    }
    .pain-list li:last-child {
      border-bottom: none;
    }
  }

  .pullquote {
    margin: 88px auto 0;
    max-width: 820px;
    text-align: center;
    padding: 0 16px;
  }
  .pullquote q {
    font-family: var(--font-serif);
    font-size: clamp(26px, 3.2vw, 40px);
    font-weight: 500;
    font-style: italic;
    line-height: 1.3;
    color: var(--ink);
    display: block;
    quotes: "\201C" "\201D";
  }
  .pullquote q::before, .pullquote q::after {
    color: var(--gold-deep);
    font-style: normal;
    font-weight: 400;
  }
  .pullquote q em {
    font-style: italic;
    color: var(--gold-deep);
    font-weight: 600;
    border-bottom: 2px solid var(--gold);
    padding-bottom: 2px;
  }
  .pullquote-cite {
    margin-top: 24px;
    font-size: 13px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-muted);
  }

  /* ─────────────────────────── steps ─────────────────────────── */

  .steps-intro {
    text-align: center;
    padding-bottom: 24px;
  }
  .steps-intro .eyebrow { justify-content: center; }
  .steps-intro .eyebrow::before { display: none; }
  .steps-intro .section-title { margin-left: auto; margin-right: auto; }

  .step {
    padding: clamp(64px, 8vw, 104px) 0;
    border-top: 1px solid var(--rule);
    background: var(--bg);
  }
  .step.alt {
    background: var(--bg-soft);
  }
  .step-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }
  .step.alt .step-grid {
    direction: rtl;
  }
  .step.alt .step-grid > * { direction: ltr; }

  @media (max-width: 880px) {
    .step-grid { grid-template-columns: 1fr; gap: 40px; }
    .step.alt .step-grid { direction: ltr; }
  }

  .step-body { max-width: 56ch; }
  .step-num-row {
    display: flex;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 24px;
  }
  .step-num {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(80px, 10vw, 128px);
    line-height: 0.85;
    color: var(--gold);
    font-weight: 400;
    letter-spacing: -0.04em;
  }
  .step-en {
    font-family: var(--font-sans);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 500;
    border-top: 1px solid var(--rule);
    padding-top: 8px;
    margin-bottom: 4px;
    display: block;
  }
  .step-title {
    font-size: clamp(28px, 3.4vw, 40px);
    margin-bottom: 24px;
  }
  .step-desc p {
    color: var(--ink-soft);
    margin-bottom: 18px;
    line-height: 1.75;
  }
  .step-desc p:last-child { margin-bottom: 0; }
  .step-desc strong { color: var(--ink); font-weight: 600; }

  /* side card */
  .side-card {
    background: var(--bg-card);
    border: 1px solid var(--rule-soft);
    box-shadow: var(--shadow-md);
    border-radius: 8px;
    padding: 32px;
    position: relative;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .side-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
  .side-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 48px;
    background: var(--gold);
  }
  .side-card h4 {
    font-family: var(--font-sans);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--ink-muted);
    margin-bottom: 14px;
  }
  .deliverables {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
  }
  .deliverables li {
    padding: 10px 0 10px 24px;
    border-bottom: 1px solid var(--rule-soft);
    font-size: 15px;
    color: var(--ink);
    line-height: 1.5;
    position: relative;
  }
  .deliverables li:last-child { border-bottom: none; }
  .deliverables li::before {
    content: "";
    position: absolute;
    left: 0; top: 18px;
    width: 12px; height: 1px;
    background: var(--gold);
  }
  .step-time {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 500;
    padding: 6px 12px;
    border: 1px solid var(--rule);
    border-radius: 999px;
    margin-bottom: 24px;
  }
  .step-time::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--gold);
  }

  .doc-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .doc-links a {
    text-decoration: none;
    color: var(--ink);
    font-size: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--rule-soft);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    transition: color .2s, padding-left .2s;
  }
  .doc-links a:last-child { border-bottom: none; }
  .doc-links a:hover { color: var(--gold-deep); padding-left: 4px; }
  .doc-links a::after {
    content: "↗";
    color: var(--ink-muted);
    font-size: 13px;
    transition: transform .2s, color .2s;
  }
  .doc-links a:hover::after { color: var(--gold-deep); transform: translate(2px, -2px); }
  .doc-link-kind {
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin-right: 8px;
    font-weight: 500;
  }

  /* ─────────────────────────── not-section ─────────────────────────── */

  .not-section {
    background: var(--bg-soft);
  }
  .not-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    margin-top: 56px;
    border-top: 1px solid var(--rule);
    border-left: 1px solid var(--rule);
  }
  @media (max-width: 720px) {
    .not-grid { grid-template-columns: 1fr; }
  }
  .not-item {
    padding: 36px 32px;
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    display: flex;
    gap: 20px;
    align-items: flex-start;
  }
  .not-x {
    width: 32px; height: 32px;
    flex-shrink: 0;
    border: 1px solid var(--danger);
    border-radius: 50%;
    color: var(--danger);
    display: grid;
    place-items: center;
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 16px;
    line-height: 1;
    margin-top: 2px;
  }
  .not-text h3 {
    font-family: var(--font-sans);
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ink);
    letter-spacing: -0.005em;
  }
  .not-text p {
    font-size: 14px;
    color: var(--ink-muted);
    line-height: 1.6;
  }

  /* ─────────────────────────── FAQ ─────────────────────────── */

  .faq-section .container {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }
  @media (max-width: 880px) {
    .faq-section .container { grid-template-columns: 1fr; }
  }

  .faq-list {
    border-top: 1px solid var(--rule);
  }
  details.faq {
    border-bottom: 1px solid var(--rule);
    padding: 0;
  }
  details.faq summary {
    list-style: none;
    cursor: pointer;
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    font-family: var(--font-serif);
    font-size: clamp(18px, 1.6vw, 21px);
    font-weight: 500;
    color: var(--ink);
    line-height: 1.4;
  }
  details.faq summary::-webkit-details-marker { display: none; }
  .faq-icon {
    width: 28px; height: 28px;
    flex-shrink: 0;
    border-radius: 50%;
    border: 1px solid var(--rule);
    display: grid;
    place-items: center;
    transition: background .2s, border-color .2s, transform .2s;
    position: relative;
  }
  .faq-icon::before, .faq-icon::after {
    content: "";
    position: absolute;
    background: var(--ink);
    transition: opacity .2s, transform .2s;
  }
  .faq-icon::before { width: 11px; height: 1px; }
  .faq-icon::after  { width: 1px; height: 11px; }
  details[open] > summary .faq-icon {
    background: var(--gold);
    border-color: var(--gold);
  }
  details[open] > summary .faq-icon::before { background: #1A1A1A; }
  details[open] > summary .faq-icon::after  { opacity: 0; }

  .faq-answer {
    padding: 0 0 28px;
    max-width: 60ch;
    color: var(--ink-soft);
    line-height: 1.75;
    font-size: 16px;
  }
  .faq-answer p + p { margin-top: 14px; }

  /* ─────────────────────────── closing CTA ─────────────────────────── */

  .closing {
    background: var(--bg-soft);
    text-align: center;
    padding: clamp(80px, 12vw, 144px) 0;
    position: relative;
    overflow: hidden;
  }
  .closing::before {
    content: "";
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 56px;
    background: var(--gold);
  }
  .closing-eyebrow {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 18px;
    color: var(--gold-deep);
    margin-bottom: 24px;
    margin-top: 16px;
  }
  .closing h2 {
    font-size: clamp(36px, 5vw, 60px);
    margin-bottom: 24px;
    max-width: 18ch;
    margin-left: auto;
    margin-right: auto;
  }
  .closing-sub {
    font-size: clamp(16px, 1.4vw, 19px);
    color: var(--ink-soft);
    max-width: 52ch;
    margin: 0 auto 48px;
    line-height: 1.65;
  }
  .closing-ctas {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  .closing-note {
    margin-top: 36px;
    font-size: 13px;
    color: var(--ink-muted);
    letter-spacing: 0.04em;
  }
  .closing-note span { color: var(--ink); font-weight: 500; }

  /* quick contact strip */
  .quick-contact {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--rule);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 24px 32px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }
  .quick-contact-label {
    font-family: var(--font-sans);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-muted);
    font-weight: 600;
    width: 100%;
    text-align: center;
    margin-bottom: 4px;
  }
  .qc-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--ink-soft);
    text-decoration: none;
    padding: 6px 0;
    border-bottom: 1px solid transparent;
    transition: color .2s, border-color .2s;
  }
  .qc-item:hover {
    color: var(--gold-deep);
    border-bottom-color: var(--gold);
  }
  .qc-item svg { flex-shrink: 0; }
  @media (max-width: 540px) {
    .quick-contact { gap: 16px 20px; }
    .qc-item { font-size: 13px; }
  }

  /* ─────────────────────────── footer ─────────────────────────── */

  footer {
    padding: 48px 0;
    border-top: 1px solid var(--rule);
    font-size: 13px;
    color: var(--ink-muted);
  }
  .footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
  }
  footer a { color: var(--ink-soft); text-decoration: none; transition: color .2s; }
  footer a:hover { color: var(--gold); }

  /* ─────────────────────────── scroll fade ─────────────────────────── */

  .fade {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
  }
  .fade.in { opacity: 1; transform: none; }
  /* LCP optimization: hero is above-the-fold, render immediately */
  .hero .fade { opacity: 1; transform: none; transition: none; will-change: auto; }
  @media (prefers-reduced-motion: reduce) {
    .fade { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
  }
.dust-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  z-index: -1;
  pointer-events: none;
}