:root {
  --brand: #2980FE;
  --brand-deep: #1767D6;
  --brand-soft: #EAF3FF;
  --ice: #F5F8FD;
  --surface: #F7F9FC;
  --white: #FFFFFF;
  --ink: #172033;
  --body: #465266;
  --muted: #718096;
  --line: #DCE6F2;
  --footer: #10233F;
  --shadow: 0 18px 48px rgba(39, 92, 153, .10);
  --shadow-soft: 0 10px 28px rgba(39, 92, 153, .08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", Arial, sans-serif;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
main { overflow: clip; }

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 10px;
  left: 10px;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--white);
  background: var(--brand-deep);
}
.skip-link:focus { transform: none; }

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  border-bottom: 1px solid rgba(220, 230, 242, .84);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(18px);
}
.header-shell {
  width: var(--shell);
  min-height: 78px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: auto; max-height: 46px; object-fit: contain; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 2px; min-width: 0; }
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 78px;
  padding: 0 10px;
  white-space: nowrap;
  color: #334155;
  font-size: 14px;
  font-weight: 680;
}
.nav-link::after {
  content: "";
  position: absolute;
  right: 10px;
  bottom: 0;
  left: 10px;
  height: 3px;
  transform: scaleX(0);
  border-radius: 3px 3px 0 0;
  background: var(--brand);
  transition: transform .2s ease;
}
.nav-link:hover, .nav-link:focus-visible, .nav-link.is-active { color: var(--brand-deep); }
.nav-link:hover::after, .nav-link:focus-visible::after, .nav-link.is-active::after { transform: scaleX(1); }
.nav-group { position: relative; }
.mega-menu {
  position: absolute;
  top: calc(100% - 8px);
  left: 50%;
  width: 610px;
  padding: 22px;
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 18px;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 10px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}
.nav-group:hover .mega-menu, .nav-group:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.mega-two { width: 650px; }
.mega-compact { width: 560px; }
.mega-intro {
  padding: 20px;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--brand-soft), #F7FBFF);
}
.mega-intro .eyebrow { margin-bottom: 8px; }
.mega-intro strong { display: block; margin-bottom: 8px; font-size: 18px; line-height: 1.38; }
.mega-intro p { margin: 0; color: var(--body); font-size: 13px; line-height: 1.7; }
.mega-links { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; align-content: start; }
.mega-links a { padding: 11px 12px; border-radius: 13px; transition: background .18s ease, color .18s ease; }
.mega-links a:hover, .mega-links a:focus-visible { color: var(--brand-deep); background: var(--ice); }
.mega-links strong { display: block; font-size: 14px; }
.mega-links span { display: block; color: var(--muted); font-size: 12px; }
.header-actions { display: flex; align-items: center; gap: 9px; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 21px;
  border: 1px solid transparent;
  border-radius: 14px;
  color: var(--white);
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  box-shadow: 0 10px 24px rgba(41, 128, 254, .22);
  font-weight: 760;
  transition: transform .18s ease, box-shadow .18s ease;
}
.button:hover, .button:focus-visible { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(41, 128, 254, .28); }
.button-small { min-height: 44px; padding: 10px 17px; white-space: nowrap; font-size: 14px; }
.button-secondary { color: var(--brand-deep); border-color: #BDD6FF; background: var(--white); box-shadow: none; }
.button-ghost { color: var(--ink); border-color: var(--line); background: transparent; box-shadow: none; }
.text-link { display: inline-flex; align-items: center; gap: 7px; color: var(--brand-deep); font-weight: 720; }
.text-link::after { content: "→"; transition: transform .18s ease; }
.text-link:hover::after { transform: translateX(4px); }
.more-button, .mobile-menu-button, .mobile-close {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--white);
  cursor: pointer;
}
.more-button, .mobile-menu-button { display: inline-flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px; }
.more-button span, .mobile-menu-button span { width: 18px; height: 2px; border-radius: 2px; background: var(--ink); }
.mobile-menu-button { display: none; }
.more-panel {
  position: absolute;
  top: 68px;
  right: max(20px, calc((100% - 1180px) / 2));
  width: 220px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}
.more-panel a { display: block; padding: 11px 12px; border-radius: 10px; font-weight: 650; }
.more-panel a:hover { color: var(--brand-deep); background: var(--ice); }
.mobile-overlay, .mobile-drawer { display: none; }

.section { padding: 92px 0; }
.section-tight { padding: 66px 0; }
.section-shell { width: var(--shell); margin: 0 auto; }
.section-soft { background: var(--ice); }
.section-blue { background: linear-gradient(140deg, #EDF5FF 0%, #F8FBFF 55%, #E8F2FF 100%); }
.section-dark { color: var(--white); background: linear-gradient(135deg, var(--footer), #163A69 72%, #1857A4); }
.section-dark p, .section-dark li { color: #D4E2F5; }
.section-dark .eyebrow { color: #8BC3FF; }
.section-dark .text-link { color: #A9D3FF; }
.section-kicker, .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.section-kicker::before, .eyebrow::before { content: ""; width: 18px; height: 2px; border-radius: 2px; background: currentColor; }
.section-heading { max-width: 760px; margin-bottom: 38px; }
.section-heading.center { margin-right: auto; margin-left: auto; text-align: center; }
.section-heading h2 { margin: 10px 0 14px; font-size: clamp(30px, 4vw, 48px); line-height: 1.16; letter-spacing: -.035em; }
.section-heading p { margin: 0; color: var(--body); font-size: 17px; }
.section-dark .section-heading p { color: #D4E2F5; }

.hero {
  position: relative;
  padding: 82px 0 60px;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 10%, rgba(41, 128, 254, .18), transparent 30%),
    linear-gradient(180deg, #F8FBFF 0%, #FFFFFF 100%);
}
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(41,128,254,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(41,128,254,.035) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to bottom, black, transparent 78%); }
.hero-grid { position: relative; width: var(--shell); margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.14fr) minmax(360px, .86fr); align-items: center; gap: 54px; }
.hero-copy h1 { max-width: 720px; margin: 14px 0 22px; font-size: clamp(46px, 6.2vw, 78px); line-height: 1.02; letter-spacing: -.055em; }
.hero-copy .lead { max-width: 700px; margin: 0 0 18px; color: var(--body); font-size: 20px; line-height: 1.75; }
.hero-copy .hero-body { max-width: 720px; margin: 0; color: var(--body); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 24px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 9px; }
.hero-tags span { padding: 8px 12px; border: 1px solid #CFE0F7; border-radius: 999px; color: #355274; background: rgba(255,255,255,.78); font-size: 13px; font-weight: 700; }
.hero-visual { position: relative; min-height: 540px; display: grid; place-items: center; }
.hero-product { width: min(100%, 430px); max-height: 510px; object-fit: contain; filter: drop-shadow(0 28px 34px rgba(25, 74, 133, .18)); }
.float-note { position: absolute; min-width: 170px; padding: 13px 15px; border: 1px solid rgba(207, 224, 247, .86); border-radius: 15px; background: rgba(255,255,255,.9); box-shadow: var(--shadow-soft); backdrop-filter: blur(12px); }
.float-note strong { display: block; font-size: 13px; }
.float-note span { color: var(--muted); font-size: 12px; }
.float-one { top: 16%; left: 0; }
.float-two { top: 48%; right: -10px; }
.float-three { bottom: 10%; left: 8%; }

.capability-strip { position: relative; z-index: 2; width: var(--shell); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 22px; background: var(--white); box-shadow: var(--shadow-soft); overflow: hidden; }
.capability-item { padding: 24px; }
.capability-item + .capability-item { border-left: 1px solid var(--line); }
.capability-item strong { display: block; margin-bottom: 7px; font-size: 17px; }
.capability-item p { margin: 0; color: var(--muted); font-size: 14px; }

.category-stack { display: grid; gap: 18px; }
.category-row { display: grid; gap: 18px; }
.category-row.row-one { grid-template-columns: 2fr repeat(3, 1fr); }
.category-row.row-two { grid-template-columns: repeat(3, 1fr); }
.category-row.row-three { grid-template-columns: 1fr 1.45fr 1.45fr; }
.category-card { position: relative; min-height: 230px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); box-shadow: var(--shadow-soft); overflow: hidden; }
.category-card::before { content: ""; position: absolute; top: -48px; right: -48px; width: 130px; height: 130px; border-radius: 50%; background: var(--brand-soft); transition: transform .25s ease; }
.category-card:hover::before { transform: scale(1.22); }
.category-card.featured { color: var(--white); border-color: transparent; background: linear-gradient(135deg, var(--brand), var(--brand-deep)); }
.category-card.featured p, .category-card.featured .category-number { color: #DDEBFF; }
.category-card.featured .text-link { color: var(--white); }
.category-number { position: relative; display: inline-flex; margin-bottom: 38px; color: var(--brand-deep); font-size: 13px; font-weight: 850; letter-spacing: .12em; }
.category-card h3 { position: relative; margin: 0 0 10px; font-size: 22px; }
.category-card p { position: relative; margin: 0 0 18px; color: var(--body); }
.category-card .text-link { position: relative; }

.split-feature { display: grid; grid-template-columns: .92fr 1.08fr; gap: 34px; align-items: center; }
.split-feature.reverse { grid-template-columns: 1.08fr .92fr; }
.split-feature.reverse .feature-media { order: 2; }
.feature-media { position: relative; min-height: 480px; padding: 38px; display: grid; place-items: center; border-radius: var(--radius-xl); background: linear-gradient(145deg, #DDEBFF, #F5F9FF); overflow: hidden; }
.feature-media img { max-height: 430px; object-fit: contain; filter: drop-shadow(0 24px 28px rgba(26, 73, 126, .18)); }
.feature-panel { padding: 42px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); box-shadow: var(--shadow-soft); }
.feature-panel h2, .feature-panel h3 { margin: 9px 0 16px; font-size: clamp(30px, 4vw, 46px); line-height: 1.18; }
.feature-panel p { color: var(--body); }
.check-list, .plain-list { margin: 22px 0 26px; padding: 0; list-style: none; }
.check-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 18px; }
.check-list li { position: relative; padding-left: 28px; color: var(--body); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; color: var(--brand-deep); background: var(--brand-soft); font-size: 12px; font-weight: 900; }
.plain-list { display: grid; gap: 11px; }
.plain-list li { position: relative; padding-left: 19px; color: var(--body); }
.plain-list li::before { content: ""; position: absolute; left: 0; top: .78em; width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }
.action-row { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 26px; }

.offset-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.offset-card { min-height: 430px; padding: 38px; border-radius: var(--radius-xl); border: 1px solid var(--line); background: var(--white); box-shadow: var(--shadow-soft); }
.offset-card:nth-child(2) { margin-top: 64px; background: linear-gradient(145deg, #EDF5FF, #FFFFFF); }
.offset-card h3 { margin: 10px 0 14px; font-size: 34px; }
.offset-card p { color: var(--body); }
.fact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0; }
.fact-grid span { padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; color: var(--body); background: rgba(255,255,255,.72); font-size: 14px; }

.theme-pair { display: grid; grid-template-columns: 1.18fr .82fr; gap: 24px; }
.theme-card { padding: 38px; border-radius: var(--radius-xl); overflow: hidden; }
.theme-card.large { min-height: 520px; background: linear-gradient(145deg, #E8F2FF, #FFFFFF); border: 1px solid var(--line); }
.theme-card.compact { min-height: 420px; align-self: end; color: var(--white); background: linear-gradient(145deg, var(--brand-deep), #164D93); }
.theme-card.compact p, .theme-card.compact li { color: #DFEBFA; }
.theme-card img { width: 100%; max-height: 230px; margin: 24px auto; object-fit: contain; }
.theme-card h3 { margin: 10px 0 14px; font-size: 34px; }

.security-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; align-items: start; }
.security-summary { position: sticky; top: 112px; }
.security-summary h2 { margin: 10px 0 18px; font-size: clamp(34px, 4vw, 50px); line-height: 1.15; }
.security-summary .button { margin-top: 18px; }
.security-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.security-check { min-height: 176px; padding: 24px; border: 1px solid rgba(151, 190, 232, .26); border-radius: 19px; background: rgba(255,255,255,.08); }
.security-check strong { display: block; margin-bottom: 7px; font-size: 17px; }
.security-check p { margin: 0; font-size: 14px; }

.swap-layout { display: grid; grid-template-columns: .86fr 1.14fr; gap: 28px; align-items: stretch; }
.swap-intro { padding: 36px; border-radius: var(--radius-xl); background: linear-gradient(145deg, #E8F2FF, #FFFFFF); border: 1px solid var(--line); }
.swap-intro img { max-height: 280px; margin: 0 auto 18px; object-fit: contain; }
.swap-checklist { padding: 40px; border-radius: var(--radius-xl); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-soft); }
.swap-checklist h3 { margin-top: 0; font-size: 30px; }
.number-checks { counter-reset: swap; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0; list-style: none; }
.number-checks li { counter-increment: swap; min-height: 86px; padding: 16px 16px 16px 52px; position: relative; border: 1px solid var(--line); border-radius: 14px; color: var(--body); background: var(--surface); }
.number-checks li::before { content: counter(swap); position: absolute; top: 16px; left: 16px; width: 26px; height: 26px; display: grid; place-items: center; border-radius: 9px; color: var(--white); background: var(--brand); font-size: 13px; font-weight: 800; }

.steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.step { position: relative; padding: 24px 18px; border-top: 3px solid var(--brand); border-radius: 0 0 16px 16px; background: var(--white); box-shadow: var(--shadow-soft); }
.step::after { content: ""; position: absolute; top: 28px; right: -9px; width: 6px; height: 6px; transform: rotate(45deg); border-top: 2px solid #8AB9F5; border-right: 2px solid #8AB9F5; }
.step:last-child::after { display: none; }
.step-number { display: inline-grid; width: 34px; height: 34px; place-items: center; margin-bottom: 18px; border-radius: 11px; color: var(--brand-deep); background: var(--brand-soft); font-weight: 850; }
.step h3 { margin: 0 0 9px; font-size: 17px; }
.step p { margin: 0 0 14px; color: var(--muted); font-size: 13px; }
.step a { color: var(--brand-deep); font-size: 13px; font-weight: 750; }

.timeline { display: grid; gap: 0; border-top: 1px solid var(--line); }
.timeline-item { display: grid; grid-template-columns: 150px minmax(0, 1fr) auto; gap: 22px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--line); }
.timeline-item time { color: var(--brand-deep); font-weight: 780; }
.timeline-item h3 { margin: 0 0 4px; font-size: 18px; }
.timeline-item p { margin: 0; color: var(--muted); }

.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review { min-height: 220px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); }
.review:nth-child(2), .review:nth-child(5) { transform: translateY(18px); }
.review-mark { color: var(--brand); font-size: 38px; line-height: 1; }
.review p { margin: 10px 0 16px; color: var(--body); }
.review strong { color: var(--muted); font-size: 13px; }

.faq-list { display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: 16px; background: var(--white); overflow: hidden; }
.faq-question { width: 100%; min-height: 64px; padding: 17px 56px 17px 20px; position: relative; border: 0; text-align: left; background: transparent; cursor: pointer; font-weight: 760; }
.faq-question::after { content: "+"; position: absolute; top: 50%; right: 20px; transform: translateY(-50%); color: var(--brand); font-size: 26px; font-weight: 400; }
.faq-item.is-open .faq-question::after { content: "−"; }
.faq-answer { padding: 0 20px 20px; color: var(--body); }
.faq-answer p { margin: 0; }

.download-cta { width: var(--shell); margin: 0 auto; padding: 64px; position: relative; overflow: hidden; border-radius: 32px; color: var(--white); text-align: center; background: linear-gradient(135deg, var(--brand-deep), var(--brand)); box-shadow: 0 24px 56px rgba(41,128,254,.25); }
.download-cta::before, .download-cta::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,.10); }
.download-cta::before { width: 260px; height: 260px; top: -130px; left: -80px; }
.download-cta::after { width: 220px; height: 220px; right: -60px; bottom: -120px; }
.download-cta h2 { position: relative; margin: 0 0 12px; font-size: clamp(32px, 4vw, 48px); }
.download-cta p { position: relative; max-width: 720px; margin: 0 auto 24px; color: #E6F0FF; }
.download-cta .button { position: relative; color: var(--brand-deep); background: var(--white); box-shadow: none; }

.page-hero { position: relative; padding: 78px 0 70px; background: linear-gradient(180deg, #F3F8FF, #FFFFFF); overflow: hidden; }
.page-hero::after { content: ""; position: absolute; width: 420px; height: 420px; top: -230px; right: -90px; border-radius: 50%; background: radial-gradient(circle, rgba(41,128,254,.18), transparent 68%); }
.page-hero-grid { position: relative; z-index: 1; width: var(--shell); margin: 0 auto; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.page-hero h1 { margin: 12px 0 18px; font-size: clamp(42px, 5.5vw, 68px); line-height: 1.07; letter-spacing: -.048em; }
.page-hero p { max-width: 760px; margin: 0; color: var(--body); font-size: 18px; }
.page-hero-visual { min-height: 320px; padding: 28px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--radius-xl); background: rgba(255,255,255,.7); box-shadow: var(--shadow-soft); }
.page-hero-visual img { max-height: 290px; object-fit: contain; }
.page-hero-visual .abstract-mark { width: 190px; height: 190px; position: relative; border-radius: 46% 54% 57% 43% / 45% 39% 61% 55%; background: linear-gradient(145deg, var(--brand), #7CB7FF); box-shadow: inset 0 0 0 24px rgba(255,255,255,.18), 0 28px 50px rgba(41,128,254,.24); }
.page-hero-visual .abstract-mark::before, .page-hero-visual .abstract-mark::after { content: ""; position: absolute; border: 2px solid rgba(255,255,255,.8); border-radius: 50%; }
.page-hero-visual .abstract-mark::before { inset: 36px; }
.page-hero-visual .abstract-mark::after { inset: 66px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; color: var(--muted); font-size: 13px; }
.breadcrumbs a { color: var(--brand-deep); }

.content-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); box-shadow: var(--shadow-soft); }
.info-card h3 { margin: 0 0 10px; font-size: 22px; }
.info-card p { margin: 0; color: var(--body); }
.info-card .mini-label { display: inline-flex; margin-bottom: 20px; padding: 6px 10px; border-radius: 999px; color: var(--brand-deep); background: var(--brand-soft); font-size: 12px; font-weight: 780; }
.content-two { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.prose-panel { padding: 38px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); box-shadow: var(--shadow-soft); }
.prose-panel h2, .prose-panel h3 { margin-top: 0; font-size: 30px; line-height: 1.25; }
.prose-panel p { color: var(--body); }
.prose-panel.accent { background: linear-gradient(145deg, #E9F3FF, #FFFFFF); }
.notice { padding: 24px 26px; border-left: 4px solid var(--brand); border-radius: 0 16px 16px 0; color: var(--body); background: var(--brand-soft); }
.notice strong { display: block; margin-bottom: 6px; color: var(--ink); }
.process-list { counter-reset: process; display: grid; gap: 14px; padding: 0; list-style: none; }
.process-list li { counter-increment: process; position: relative; min-height: 94px; padding: 20px 20px 20px 76px; border: 1px solid var(--line); border-radius: 16px; background: var(--white); }
.process-list li::before { content: counter(process, decimal-leading-zero); position: absolute; top: 22px; left: 20px; color: var(--brand); font-size: 23px; font-weight: 850; }
.process-list strong { display: block; margin-bottom: 4px; }
.process-list span { color: var(--body); }
.compare-table { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.compare-table th, .compare-table td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.compare-table th { color: var(--ink); background: var(--ice); }
.compare-table td { color: var(--body); }
.compare-table tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; border-radius: 18px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.tag-list span { padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--body); background: var(--white); font-size: 13px; }

.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); }
.contact-card h3 { margin: 0 0 10px; font-size: 22px; }
.contact-card p { margin: 0; color: var(--body); }

.site-footer { margin-top: 92px; color: #D5E2F2; background: var(--footer); }
.footer-shell { width: var(--shell); margin: 0 auto; padding: 72px 0 46px; display: grid; grid-template-columns: 1.05fr 1.95fr; gap: 58px; }
.footer-logo { margin-bottom: 20px; filter: brightness(0) invert(1); }
.footer-brand p { max-width: 420px; margin: 0; color: #AFC0D5; }
.footer-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.footer-links strong { display: block; margin-bottom: 16px; color: var(--white); }
.footer-links a { display: block; margin: 9px 0; color: #AFC0D5; font-size: 14px; }
.footer-links a:hover { color: var(--white); }
.footer-note { border-top: 1px solid rgba(255,255,255,.10); border-bottom: 1px solid rgba(255,255,255,.10); }
.footer-note p { width: var(--shell); margin: 0 auto; padding: 20px 0; color: #B9C9DB; font-size: 14px; }
.footer-note strong { color: var(--white); }
.footer-bottom { width: var(--shell); min-height: 74px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #91A7BF; font-size: 13px; }

@media (max-width: 1120px) {
  :root { --shell: min(100% - 32px, 1040px); }
  .desktop-nav { gap: 0; }
  .nav-link { padding: 0 7px; font-size: 13px; }
  .header-shell { gap: 14px; }
  .brand img { max-width: 142px; }
  .hero-grid { grid-template-columns: 1.08fr .92fr; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .step:nth-child(3)::after, .step:last-child::after { display: none; }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .review:nth-child(2), .review:nth-child(5) { transform: none; }
}

@media (max-width: 980px) {
  .desktop-nav, .more-button { display: none; }
  .mobile-menu-button { display: inline-flex; }
  .header-shell { grid-template-columns: auto 1fr auto; min-height: 70px; }
  .header-actions { grid-column: 3; }
  .button-small { min-height: 42px; padding: 9px 14px; }
  .mobile-overlay { display: block; position: fixed; z-index: 1190; inset: 0; background: rgba(16,35,63,.50); backdrop-filter: blur(3px); }
  .mobile-overlay[hidden] { display: none; }
  .mobile-drawer { display: block; position: fixed; z-index: 1200; top: 0; right: 0; width: min(440px, 92vw); height: 100dvh; padding: 22px; transform: translateX(105%); overflow-y: auto; overscroll-behavior: contain; background: var(--white); box-shadow: -20px 0 50px rgba(16,35,63,.22); transition: transform .24s ease; }
  .mobile-drawer[aria-hidden="false"] { transform: translateX(0); }
  .mobile-drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; }
  .mobile-close { display: grid; place-items: center; color: var(--ink); font-size: 28px; line-height: 1; }
  .mobile-primary { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
  .mobile-primary a { min-height: 48px; display: flex; align-items: center; padding: 12px 14px; border-radius: 12px; background: var(--ice); font-weight: 760; }
  .mobile-drawer details { border-bottom: 1px solid var(--line); }
  .mobile-drawer summary { min-height: 54px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; font-weight: 780; list-style: none; }
  .mobile-drawer summary::-webkit-details-marker { display: none; }
  .mobile-drawer summary::after { content: "+"; color: var(--brand); font-size: 22px; }
  .mobile-drawer details[open] summary::after { content: "−"; }
  .mobile-drawer details div { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 0 16px; }
  .mobile-drawer details a { min-height: 44px; display: flex; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 11px; color: var(--body); font-size: 14px; }
  .mobile-download { width: 100%; margin-top: 20px; }
  .hero-grid, .page-hero-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { max-width: 820px; }
  .hero-visual { min-height: 480px; }
  .capability-strip { grid-template-columns: 1fr 1fr; }
  .capability-item:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .capability-item:nth-child(4) { border-top: 1px solid var(--line); }
  .category-row.row-one, .category-row.row-two, .category-row.row-three { grid-template-columns: 1fr 1fr; }
  .category-card.featured { grid-column: span 2; }
  .split-feature, .split-feature.reverse, .offset-duo, .theme-pair, .security-layout, .swap-layout, .content-two { grid-template-columns: 1fr; }
  .split-feature.reverse .feature-media { order: 0; }
  .offset-card:nth-child(2) { margin-top: 0; }
  .security-summary { position: static; }
  .theme-card.compact { align-self: auto; }
  .page-hero-visual { min-height: 260px; }
  .content-grid { grid-template-columns: 1fr 1fr; }
  .footer-shell { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 720px) {
  :root { --shell: min(100% - 24px, 680px); }
  .section { padding: 70px 0; }
  .section-tight { padding: 52px 0; }
  .header-shell { gap: 8px; }
  .header-shell > .brand img { max-width: 120px; }
  .header-actions { gap: 6px; }
  .button-small { padding: 8px 11px; font-size: 13px; }
  .mobile-menu-button { width: 42px; height: 42px; }
  .hero { padding-top: 58px; }
  .hero-copy h1 { font-size: clamp(42px, 13vw, 58px); }
  .hero-copy .lead { font-size: 17px; }
  .hero-actions .button { width: 100%; }
  .hero-visual { min-height: 400px; }
  .hero-product { max-height: 390px; }
  .float-note { min-width: 138px; padding: 10px 12px; }
  .float-one { left: 0; }
  .float-two { right: 0; }
  .float-three { left: 2%; }
  .capability-strip { grid-template-columns: 1fr; }
  .capability-item + .capability-item { border-left: 0; border-top: 1px solid var(--line); }
  .category-row.row-one, .category-row.row-two, .category-row.row-three { grid-template-columns: 1fr; }
  .category-card.featured { grid-column: auto; }
  .category-card { min-height: 210px; }
  .feature-media { min-height: 360px; padding: 24px; }
  .feature-panel, .offset-card, .theme-card, .prose-panel { padding: 28px; }
  .check-list, .fact-grid, .security-checks, .number-checks { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step::after { display: none; }
  .timeline-item { grid-template-columns: 1fr; gap: 6px; }
  .review-grid, .content-grid, .contact-cards { grid-template-columns: 1fr; }
  .download-cta { padding: 48px 24px; border-radius: 24px; }
  .page-hero { padding: 58px 0 54px; }
  .page-hero h1 { font-size: clamp(40px, 12vw, 56px); }
  .page-hero p { font-size: 16px; }
  .compare-table { min-width: 680px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { padding: 18px 0; align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (max-width: 440px) {
  .header-shell > .brand img { max-width: 104px; }
  .button-small { padding-inline: 9px; }
  .mobile-drawer { width: 100%; }
  .mobile-drawer details div { grid-template-columns: 1fr; }
  .float-note { position: static; width: 100%; margin-top: 8px; }
  .hero-visual { display: flex; flex-wrap: wrap; min-height: 0; padding-top: 24px; }
  .hero-product { width: 100%; max-height: 340px; }
  .footer-links { grid-template-columns: 1fr; }
}