:root {
  --blue: #2980FE;
  --deep-blue: #145FC4;
  --blue-soft: #EAF3FF;
  --blue-pale: #F6F9FF;
  --gray-soft: #F7F9FC;
  --white: #FFFFFF;
  --ink: #172033;
  --text: #465266;
  --muted: #758195;
  --border: #DCE6F2;
  --safe: #EAF8F2;
  --warn: #FFF6E8;
  --footer: #0F2747;
  --shadow: 0 18px 60px rgba(30, 80, 140, .10);
  --shadow-soft: 0 10px 30px rgba(30, 80, 140, .07);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --container: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--white); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif; line-height: 1.7; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 9999; padding: 10px 14px; border-radius: 10px; color: #fff; background: var(--deep-blue); }
.skip-link:focus { top: 12px; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-blue { background: var(--blue-pale); }
.section-gray { background: var(--gray-soft); }
.section-gradient { background: linear-gradient(140deg, #F8FBFF 0%, #EAF3FF 48%, #F6FBFF 100%); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 40px; }
.section-head > div:first-child { max-width: 760px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--deep-blue); font-weight: 800; font-size: .88rem; letter-spacing: .04em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 24px; height: 3px; border-radius: 99px; background: var(--blue); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(2.45rem, 5vw, 4.8rem); line-height: 1.08; letter-spacing: -.045em; }
h2 { margin-bottom: 18px; font-size: clamp(1.85rem, 3.5vw, 3.05rem); line-height: 1.18; letter-spacing: -.03em; }
h3 { margin-bottom: 10px; font-size: 1.2rem; line-height: 1.35; }
p { color: var(--text); }
.lead { font-size: clamp(1.08rem, 1.5vw, 1.28rem); color: var(--text); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--deep-blue); font-weight: 800; }
.text-link::after { content: "→"; transition: transform .2s ease; }
.text-link:hover::after { transform: translateX(4px); }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; }
.download-btn, .btn-primary, .btn-secondary, .btn-soft { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 0 22px; border-radius: 14px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.download-btn, .btn-primary { color: #fff; background: linear-gradient(135deg, var(--blue), var(--deep-blue)); box-shadow: 0 10px 24px rgba(41, 128, 254, .24); }
.btn-secondary { color: var(--deep-blue); background: #fff; border: 1px solid var(--border); }
.btn-soft { color: var(--deep-blue); background: var(--blue-soft); }
.download-btn:hover, .btn-primary:hover, .btn-secondary:hover, .btn-soft:hover { transform: translateY(-2px); }

.site-header { position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid rgba(220, 230, 242, .82); background: rgba(255, 255, 255, .94); backdrop-filter: blur(18px); }
.nav-shell { width: min(calc(100% - 40px), 1320px); height: 76px; margin-inline: auto; display: flex; align-items: center; gap: 24px; }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; }
.brand img { width: 148px; max-height: 44px; object-fit: contain; object-position: left center; }
.desktop-nav { min-width: 0; flex: 1; display: flex; align-items: center; justify-content: center; gap: 2px; }
.nav-group { position: relative; }
.nav-link { min-height: 44px; display: inline-flex; align-items: center; padding: 0 12px; border-radius: 12px; color: #334057; font-size: .94rem; font-weight: 700; white-space: nowrap; }
.nav-link:hover, .nav-link:focus-visible, .nav-link.is-active { color: var(--deep-blue); background: var(--blue-soft); }
.mega-menu { position: absolute; top: calc(100% + 14px); left: 50%; width: 660px; padding: 22px; display: grid; grid-template-columns: .78fr 1.35fr; gap: 22px; border: 1px solid var(--border); border-radius: 22px; background: #fff; box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translate(-50%, 12px); transition: .2s ease; }
.mega-menu::before { content: ""; position: absolute; top: -16px; left: 0; width: 100%; height: 18px; }
.nav-group:hover .mega-menu, .nav-group:focus-within .mega-menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mega-menu.mega-wide { width: 760px; }
.mega-menu.align-right { left: auto; right: 0; transform: translate(0, 12px); }
.nav-group:hover .mega-menu.align-right, .nav-group:focus-within .mega-menu.align-right { transform: translate(0, 0); }
.mega-intro { padding: 18px; border-radius: 18px; background: linear-gradient(145deg, var(--blue-soft), #fff); }
.mega-intro span { color: var(--deep-blue); font-size: .82rem; font-weight: 800; }
.mega-intro strong { display: block; margin: 8px 0; font-size: 1.1rem; line-height: 1.4; }
.mega-intro p { margin: 0; font-size: .9rem; }
.mega-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.mega-links.three-col { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mega-links a { padding: 12px; border-radius: 14px; }
.mega-links a:hover, .mega-links a:focus-visible { background: var(--gray-soft); }
.mega-links strong, .mega-links small { display: block; }
.mega-links strong { font-size: .95rem; }
.mega-links small { margin-top: 3px; color: var(--muted); line-height: 1.45; }
.nav-actions { flex: 0 0 auto; display: flex; align-items: center; gap: 10px; }
.nav-download { min-height: 44px; padding-inline: 18px; white-space: nowrap; }
.menu-trigger { min-height: 44px; min-width: 72px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--border); border-radius: 12px; color: var(--ink); background: #fff; font-weight: 800; }
.menu-trigger i, .menu-trigger i::before, .menu-trigger i::after { width: 16px; height: 2px; display: block; border-radius: 2px; background: currentColor; }
.menu-trigger i { position: relative; }
.menu-trigger i::before, .menu-trigger i::after { content: ""; position: absolute; left: 0; }
.menu-trigger i::before { top: -5px; }
.menu-trigger i::after { top: 5px; }

.mobile-menu { position: fixed; inset: 0; z-index: 2000; pointer-events: none; visibility: hidden; }
.mobile-menu.is-open { pointer-events: auto; visibility: visible; }
.mobile-menu-backdrop { position: absolute; inset: 0; background: rgba(15, 39, 71, .52); opacity: 0; transition: opacity .2s ease; }
.mobile-menu.is-open .mobile-menu-backdrop { opacity: 1; }
.mobile-menu-panel { position: absolute; top: 0; right: 0; width: min(100%, 540px); height: 100%; padding: 20px; overflow-y: auto; background: #fff; transform: translateX(100%); transition: transform .25s ease; }
.mobile-menu.is-open .mobile-menu-panel { transform: translateX(0); }
.mobile-menu-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.menu-close { width: 46px; height: 46px; border: 1px solid var(--border); border-radius: 14px; color: var(--ink); background: #fff; font-size: 1.7rem; 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: 0 15px; border-radius: 14px; background: var(--blue-soft); color: var(--deep-blue); font-weight: 800; }
.mobile-groups details { border-bottom: 1px solid var(--border); }
.mobile-groups summary { min-height: 54px; display: flex; align-items: center; justify-content: space-between; list-style: none; font-weight: 800; cursor: pointer; }
.mobile-groups summary::-webkit-details-marker { display: none; }
.mobile-groups summary::after { content: "+"; font-size: 1.3rem; color: var(--deep-blue); }
.mobile-groups details[open] summary::after { content: "−"; }
.mobile-groups details div { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 0 14px; }
.mobile-groups details a { min-height: 44px; display: flex; align-items: center; padding: 8px 12px; border-radius: 12px; color: var(--text); background: var(--gray-soft); }
.mobile-download { width: 100%; margin-top: 20px; }

.hero { position: relative; overflow: hidden; padding: 78px 0 68px; background: radial-gradient(circle at 80% 15%, rgba(41,128,254,.18), transparent 28%), linear-gradient(145deg, #F8FBFF, #EEF5FF 60%, #fff); }
.hero::after { content: ""; position: absolute; right: -120px; bottom: -180px; width: 520px; height: 520px; border: 1px solid rgba(41,128,254,.12); border-radius: 50%; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 64px; }
.hero-copy { max-width: 700px; }
.hero-copy .lead { max-width: 650px; }
.hero-note { display: flex; gap: 12px; margin-top: 28px; color: var(--muted); font-size: .92rem; }
.hero-note::before { content: "i"; flex: 0 0 auto; width: 24px; height: 24px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--deep-blue); background: var(--blue-soft); font-weight: 900; }
.hero-visual { position: relative; min-height: 520px; display: flex; align-items: center; justify-content: center; }
.hero-visual::before { content: ""; position: absolute; width: 430px; height: 430px; border-radius: 50%; background: linear-gradient(145deg, rgba(41,128,254,.16), rgba(255,255,255,.8)); box-shadow: inset 0 0 0 1px rgba(41,128,254,.08); }
.hero-visual img { position: relative; z-index: 1; max-height: 500px; object-fit: contain; filter: drop-shadow(0 28px 35px rgba(20,95,196,.18)); }
.float-tag { position: absolute; z-index: 2; padding: 10px 14px; border: 1px solid rgba(220,230,242,.9); border-radius: 14px; background: rgba(255,255,255,.92); box-shadow: var(--shadow-soft); font-weight: 800; }
.float-tag.one { left: 0; top: 22%; }
.float-tag.two { right: 0; top: 42%; }
.float-tag.three { left: 8%; bottom: 16%; }

.principles { position: relative; z-index: 4; margin-top: -22px; }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border); border-radius: 22px; background: #fff; box-shadow: var(--shadow-soft); overflow: hidden; }
.principle { padding: 26px; }
.principle + .principle { border-left: 1px solid var(--border); }
.principle span { width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 14px; border-radius: 12px; color: var(--deep-blue); background: var(--blue-soft); font-weight: 900; }
.principle p { margin: 0; font-size: .93rem; }

.category-feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 20px; }
.category-feature { min-height: 260px; padding: 30px; display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: var(--radius-lg); background: linear-gradient(155deg, #fff, #F5F9FF); box-shadow: var(--shadow-soft); }
.category-feature:nth-child(2) { background: linear-gradient(155deg, #F6FBFF, #EAF3FF); }
.category-feature:nth-child(3) { background: linear-gradient(155deg, #fff, #EDF8F4); }
.category-feature:nth-child(4) { background: linear-gradient(155deg, #fff, #FFF8EB); }
.category-number { color: var(--blue); font-size: 2rem; font-weight: 900; }
.category-feature .text-link { margin-top: auto; }
.tool-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
.tool-card { padding: 22px; border-left: 4px solid var(--blue); border-radius: 0 var(--radius-md) var(--radius-md) 0; background: var(--gray-soft); }
.tool-card p { margin-bottom: 14px; font-size: .92rem; }
.knowledge-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.knowledge-card { padding: 26px; border: 1px solid var(--border); border-radius: var(--radius-md); background: #fff; }
.knowledge-card:nth-child(1), .knowledge-card:nth-child(4) { grid-column: span 2; }

.path-wrap { padding: 44px; border-radius: 28px; background: var(--footer); color: #fff; }
.path-wrap p, .path-wrap .section-head p { color: #C9D7E8; }
.task-path { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; counter-reset: step; }
.task-step { position: relative; min-height: 180px; padding: 26px; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(255,255,255,.06); }
.task-step::before { counter-increment: step; content: "0" counter(step); display: block; margin-bottom: 18px; color: #79B2FF; font-weight: 900; font-size: 1.2rem; }
.task-step::after { content: ""; position: absolute; right: -17px; top: 50%; width: 17px; height: 1px; background: rgba(255,255,255,.25); }
.task-step:nth-child(3n)::after { display: none; }
.task-step p { font-size: .94rem; }
.task-step a { color: #BBD8FF; font-weight: 800; }

.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 68px; }
.split.reverse .media { order: 2; }
.media { min-height: 440px; padding: 34px; display: flex; align-items: center; justify-content: center; border-radius: 30px; background: linear-gradient(145deg, var(--blue-soft), #fff); }
.media img { max-height: 420px; object-fit: contain; }
.check-list { display: grid; gap: 12px; margin: 24px 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 30px; color: var(--text); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 21px; height: 21px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--deep-blue); background: var(--blue-soft); font-size: .78rem; font-weight: 900; }

.tools-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; }
.tool-main { min-height: 470px; padding: 42px; display: flex; flex-direction: column; border-radius: 26px; color: #fff; background: linear-gradient(145deg, var(--blue), var(--deep-blue)); }
.tool-main p { color: #E2EEFF; }
.tool-main .check-list li { color: #fff; }
.tool-main .check-list li::before { color: #fff; background: rgba(255,255,255,.16); }
.tool-main .text-link { margin-top: auto; color: #fff; }
.tool-side { display: grid; gap: 16px; }
.tool-side article { padding: 24px; border: 1px solid var(--border); border-radius: 20px; background: #fff; }

.safety-panel { padding: 46px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 52px; border-radius: 30px; background: linear-gradient(145deg, var(--safe), #F7FFFB); border: 1px solid #CCEADF; }
.safety-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.safety-checks span { min-height: 48px; display: flex; align-items: center; padding: 10px 14px; border-radius: 14px; color: #285A49; background: rgba(255,255,255,.76); font-weight: 700; }
.alert-box { margin-top: 20px; padding: 18px; border-radius: 16px; color: #7A4A00; background: var(--warn); }

.dual-topic { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 24px; }
.dual-topic article { padding: 26px; border: 1px solid var(--border); border-radius: 20px; background: #fff; }
.feature-band { padding: 50px; border-radius: 30px; background: linear-gradient(135deg, #EEF5FF, #fff); }
.fee-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.fee-card { padding: 34px; border-radius: 24px; }
.fee-card:first-child { background: #fff; border: 1px solid var(--border); }
.fee-card:last-child { background: var(--footer); color: #fff; }
.fee-card:last-child p, .fee-card:last-child li { color: #CEDAE8; }

.topic-band { display: grid; grid-template-columns: .95fr 1.05fr; gap: 40px; padding: 42px; border: 1px solid var(--border); border-radius: 28px; background: #fff; }
.topic-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.topic-list a { min-height: 74px; display: flex; align-items: center; padding: 16px; border-radius: 16px; color: var(--deep-blue); background: var(--blue-soft); font-weight: 800; }
.platform-steps { display: grid; gap: 12px; counter-reset: platform; }
.platform-steps div { position: relative; padding: 18px 18px 18px 62px; border: 1px solid var(--border); border-radius: 16px; background: #fff; }
.platform-steps div::before { counter-increment: platform; content: counter(platform); position: absolute; left: 18px; top: 17px; width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; border-radius: 10px; color: #fff; background: var(--blue); font-weight: 900; }

.academy-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; }
.academy-main { min-height: 380px; padding: 38px; display: flex; flex-direction: column; border-radius: 26px; background: linear-gradient(145deg, var(--blue-soft), #fff); }
.academy-main .text-link { margin-top: auto; }
.academy-links { display: grid; gap: 12px; }
.academy-links a { padding: 20px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.academy-links strong, .academy-links small { display: block; }
.academy-links small { margin-top: 5px; color: var(--muted); }
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.review { padding: 26px; border: 1px solid var(--border); border-radius: 20px; background: #fff; }
.review p { margin-bottom: 14px; }
.review span { color: var(--deep-blue); font-weight: 800; font-size: .88rem; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { padding: 0 22px; border: 1px solid var(--border); border-radius: 16px; background: #fff; }
.faq-list summary { min-height: 64px; display: flex; align-items: center; justify-content: space-between; list-style: none; font-weight: 800; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--blue); font-size: 1.35rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { padding-bottom: 18px; margin: 0; }
.cta-panel { position: relative; overflow: hidden; padding: 58px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; border-radius: 30px; color: #fff; background: linear-gradient(135deg, var(--blue), var(--deep-blue)); }
.cta-panel::after { content: ""; position: absolute; right: 10%; top: -120px; width: 280px; height: 280px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; }
.cta-panel p { max-width: 720px; margin-bottom: 0; color: #E7F0FF; }
.cta-panel .download-btn { position: relative; z-index: 2; color: var(--deep-blue); background: #fff; box-shadow: none; }

.page-hero { padding: 72px 0 58px; background: linear-gradient(145deg, #F8FBFF, #EAF3FF); }
.page-hero-grid { display: grid; grid-template-columns: 1fr .74fr; align-items: center; gap: 54px; }
.page-hero h1 { font-size: clamp(2.3rem, 4.5vw, 4.1rem); }
.page-hero .visual-card { min-height: 350px; padding: 28px; display: flex; align-items: center; justify-content: center; border-radius: 28px; background: rgba(255,255,255,.72); box-shadow: var(--shadow-soft); }
.page-hero .visual-card img { max-height: 330px; object-fit: contain; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; color: var(--muted); font-size: .9rem; }
.breadcrumbs a { color: var(--deep-blue); }
.page-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px; align-items: start; }
.content-stack { display: grid; gap: 22px; }
.content-card { padding: 32px; border: 1px solid var(--border); border-radius: 22px; background: #fff; }
.content-card.soft { background: var(--blue-pale); }
.content-card.safe { background: var(--safe); border-color: #CCEADF; }
.content-card.warn { background: var(--warn); border-color: #F1DFC1; }
.content-card h2 { font-size: clamp(1.5rem, 2.4vw, 2.15rem); }
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.info-item { padding: 22px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.info-item span { display: inline-flex; width: 32px; height: 32px; align-items: center; justify-content: center; margin-bottom: 12px; border-radius: 10px; color: var(--deep-blue); background: var(--blue-soft); font-weight: 900; }
.sidebar { position: sticky; top: 104px; display: grid; gap: 16px; }
.side-card { padding: 24px; border: 1px solid var(--border); border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); }
.side-card h2 { font-size: 1.2rem; }
.side-nav { display: grid; gap: 8px; }
.side-nav a { padding: 10px 12px; border-radius: 10px; color: var(--text); background: var(--gray-soft); }
.side-nav a:hover { color: var(--deep-blue); background: var(--blue-soft); }
.number-steps { display: grid; gap: 16px; counter-reset: detailstep; }
.number-step { position: relative; padding: 20px 20px 20px 72px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.number-step::before { counter-increment: detailstep; content: counter(detailstep); position: absolute; left: 20px; top: 20px; width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; border-radius: 11px; color: #fff; background: var(--blue); font-weight: 900; }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill { display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 99px; color: var(--deep-blue); background: var(--blue-soft); font-weight: 800; font-size: .88rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 18px; }
table { width: 100%; border-collapse: collapse; min-width: 620px; background: #fff; }
th, td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--deep-blue); background: var(--blue-pale); }
tr:last-child td { border-bottom: 0; }
.support-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.support-card { padding: 28px; border: 1px solid var(--border); border-radius: 20px; background: #fff; }
.support-card p { min-height: 86px; }
.contact-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.contact-flow article { padding: 22px; border-radius: 18px; background: var(--blue-pale); }
.contact-flow span { display: inline-block; margin-bottom: 12px; color: var(--blue); font-size: 1.5rem; font-weight: 900; }

.site-footer { padding-top: 72px; color: #fff; background: var(--footer); }
.footer-main { display: grid; grid-template-columns: 1.05fr 1.95fr; gap: 64px; }
.footer-brand img { width: 156px; max-height: 48px; object-fit: contain; object-position: left center; filter: brightness(0) invert(1); }
.footer-brand p { max-width: 410px; margin: 22px 0; color: #B8C8DA; }
.footer-download { box-shadow: none; }
.footer-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.footer-links section { display: grid; align-content: start; gap: 8px; }
.footer-links h2 { margin-bottom: 10px; font-size: 1rem; color: #fff; }
.footer-links a { color: #B8C8DA; font-size: .92rem; }
.footer-links a:hover { color: #fff; }
.footer-risk { margin-top: 50px; padding-top: 26px; display: grid; grid-template-columns: 110px 1fr; gap: 22px; border-top: 1px solid rgba(255,255,255,.12); }
.footer-risk p { margin: 0; color: #AFC0D3; font-size: .9rem; }
.footer-bottom { min-height: 76px; margin-top: 30px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.1); color: #91A6BD; font-size: .88rem; }
.footer-bottom div { display: flex; gap: 18px; }

@media (max-width: 1160px) {
  .desktop-nav { display: none; }
  .menu-trigger { display: inline-flex; }
  .nav-shell { height: 70px; }
  .hero-grid, .split, .page-hero-grid { gap: 40px; }
  .category-feature-grid, .tool-strip { grid-template-columns: repeat(2, 1fr); }
  .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
  .knowledge-card:nth-child(1), .knowledge-card:nth-child(4) { grid-column: auto; }
  .reviews { grid-template-columns: repeat(2, 1fr); }
  .footer-main { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .section { padding: 76px 0; }
  .hero { padding-top: 58px; }
  .hero-grid, .split, .page-hero-grid, .tools-layout, .safety-panel, .topic-band, .academy-layout, .page-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: none; }
  .hero-visual { min-height: 420px; }
  .hero-visual img { max-height: 390px; }
  .float-tag.one { left: 6%; }
  .float-tag.two { right: 5%; }
  .split.reverse .media { order: 0; }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .principle + .principle { border-left: 0; }
  .principle:nth-child(even) { border-left: 1px solid var(--border); }
  .principle:nth-child(n+3) { border-top: 1px solid var(--border); }
  .task-path { grid-template-columns: repeat(2, 1fr); }
  .task-step:nth-child(3n)::after { display: block; }
  .task-step:nth-child(2n)::after { display: none; }
  .sidebar { position: static; grid-template-columns: 1fr 1fr; }
  .support-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-flow { grid-template-columns: repeat(2, 1fr); }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container, .nav-shell { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 62px 0; }
  .section-sm { padding: 48px 0; }
  .section-head { align-items: start; flex-direction: column; gap: 18px; }
  h1 { font-size: clamp(2.25rem, 12vw, 3.3rem); }
  h2 { font-size: clamp(1.75rem, 8vw, 2.35rem); }
  .brand img { width: 122px; }
  .nav-actions { gap: 7px; }
  .nav-download { min-height: 42px; padding-inline: 13px; font-size: .88rem; }
  .menu-trigger { min-width: 48px; padding: 0 12px; }
  .menu-trigger span { display: none; }
  .mobile-menu-panel { padding: 16px; }
  .mobile-primary, .mobile-groups details div { grid-template-columns: 1fr; }
  .hero { padding: 46px 0 56px; }
  .hero-grid { gap: 26px; }
  .hero-visual { min-height: 350px; }
  .hero-visual::before { width: 300px; height: 300px; }
  .hero-visual img { max-height: 330px; }
  .float-tag { padding: 8px 10px; font-size: .78rem; }
  .float-tag.one { left: 0; top: 18%; }
  .float-tag.two { right: 0; }
  .float-tag.three { left: 2%; bottom: 10%; }
  .principles { margin-top: 0; padding-top: 18px; }
  .principle-grid, .category-feature-grid, .tool-strip, .knowledge-grid, .task-path, .dual-topic, .fee-grid, .topic-list, .reviews, .info-grid, .safety-checks, .sidebar, .support-grid, .contact-flow { grid-template-columns: 1fr; }
  .principle:nth-child(even) { border-left: 0; }
  .principle + .principle { border-top: 1px solid var(--border); }
  .category-feature { min-height: 220px; }
  .path-wrap, .safety-panel, .feature-band, .topic-band, .cta-panel { padding: 28px; }
  .task-step::after { display: none !important; }
  .media { min-height: 320px; padding: 22px; }
  .tool-main { min-height: 420px; padding: 28px; }
  .cta-panel { grid-template-columns: 1fr; }
  .page-hero { padding: 52px 0 44px; }
  .page-hero .visual-card { min-height: 280px; }
  .content-card { padding: 24px; }
  .footer-links { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
  .footer-risk { grid-template-columns: 1fr; }
  .footer-bottom { padding: 20px 0; align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}