:root {
  --brand: #2980FE;
  --brand-deep: #1767D6;
  --brand-soft: #EAF3FF;
  --ink: #172033;
  --text: #465266;
  --muted: #718096;
  --line: #DCE6F2;
  --pale: #F5F8FD;
  --gray: #F7F9FC;
  --white: #FFFFFF;
  --footer: #10233F;
  --shadow: 0 18px 60px rgba(28, 73, 132, .11);
  --shadow-sm: 0 10px 30px rgba(28, 73, 132, .08);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Noto Sans TC", Arial, sans-serif; line-height: 1.75; 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 { font: inherit; }
button { color: inherit; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 9999; padding: 10px 14px; border-radius: 10px; background: var(--ink); color: #fff; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid rgba(220,230,242,.85); background: rgba(255,255,255,.94); backdrop-filter: blur(18px); }
.header-shell { width: min(1440px, calc(100% - 48px)); min-height: 78px; margin: 0 auto; display: flex; align-items: center; gap: 28px; }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; min-width: 134px; }
.brand img { object-fit: contain; }
.desktop-nav { flex: 1 1 auto; display: flex; align-items: center; justify-content: center; gap: 2px; min-width: 0; white-space: nowrap; }
.nav-link, .nav-trigger { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 11px; border: 0; border-radius: 12px; background: transparent; font-size: 14px; font-weight: 700; cursor: pointer; }
.nav-link:hover, .nav-trigger:hover, .nav-link.is-active, .nav-group.is-active > .nav-trigger { color: var(--brand-deep); background: var(--brand-soft); }
.nav-group { position: relative; }
.nav-trigger::after { content: ""; width: 6px; height: 6px; margin-left: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); }
.mega-menu { position: absolute; top: calc(100% + 12px); left: 50%; width: min(720px, 86vw); padding: 20px; display: grid; grid-template-columns: .72fr 1.6fr; gap: 22px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translate(-50%, 10px); transition: .2s ease; }
.nav-group:hover .mega-menu, .nav-group:focus-within .mega-menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mega-menu::before { content: ""; position: absolute; top: -14px; left: 0; right: 0; height: 18px; }
.mega-intro { padding: 18px; border-radius: 17px; background: linear-gradient(145deg, var(--brand-soft), #f8fbff); }
.mega-intro strong { display: block; margin-bottom: 8px; color: var(--brand-deep); font-size: 18px; }
.mega-intro span { color: var(--text); font-size: 13px; line-height: 1.7; white-space: normal; }
.mega-links { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 9px; }
.mega-links a { min-width: 0; padding: 12px 13px; border-radius: 13px; border: 1px solid transparent; white-space: normal; }
.mega-links a:hover, .mega-links a:focus { border-color: var(--line); background: var(--pale); }
.mega-links b { display: block; color: var(--ink); font-size: 14px; }
.mega-links span { display: block; margin-top: 2px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.compact-menu { width: min(640px, 86vw); }
.menu-right { left: auto; right: -100px; transform: translate(0,10px); }
.nav-group:hover .menu-right, .nav-group:focus-within .menu-right { transform: translate(0,0); }
.header-actions { flex: 0 0 auto; display: flex; align-items: center; gap: 10px; }
.download-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 14px; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-deep)); box-shadow: 0 10px 24px rgba(41,128,254,.22); font-weight: 800; letter-spacing: .02em; transition: transform .18s ease, box-shadow .18s ease; }
.download-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(41,128,254,.28); }
.header-download { min-height: 44px; padding-inline: 18px; font-size: 14px; white-space: nowrap; }
.menu-button { display: none; width: 46px; height: 46px; padding: 0; border: 1px solid var(--line); border-radius: 13px; background: #fff; cursor: pointer; }
.menu-button span { display: block; width: 20px; height: 2px; margin: 4px auto; background: var(--ink); border-radius: 2px; }
.menu-overlay { position: fixed; inset: 0; z-index: 1090; background: rgba(11,31,59,.42); opacity: 0; transition: opacity .22s ease; }
.menu-overlay.is-visible { opacity: 1; }
.mobile-drawer { position: fixed; top: 0; right: 0; z-index: 1100; width: min(430px, 92vw); height: 100dvh; padding: 20px; overflow-y: auto; background: #fff; transform: translateX(102%); transition: transform .24s ease; box-shadow: -20px 0 60px rgba(8,33,72,.18); }
.mobile-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.drawer-close { width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 14px; background: var(--pale); font-size: 28px; cursor: pointer; }
.drawer-home, .drawer-about { display: flex; min-height: 50px; align-items: center; padding: 0 15px; border-radius: 14px; background: var(--brand-soft); color: var(--brand-deep); font-weight: 800; }
.drawer-groups { margin: 12px 0; }
.drawer-group { border-bottom: 1px solid var(--line); }
.drawer-toggle { width: 100%; min-height: 54px; padding: 0 6px; display: flex; align-items: center; justify-content: space-between; border: 0; background: transparent; font-weight: 800; cursor: pointer; }
.drawer-toggle span { font-size: 20px; color: var(--brand); }
.drawer-links { display: none; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; padding: 0 0 14px; }
.drawer-links.is-open { display: grid; }
.drawer-links a { display: flex; min-height: 44px; align-items: center; padding: 8px 12px; border-radius: 11px; background: var(--gray); color: var(--text); font-size: 14px; }
.drawer-download { width: 100%; margin-top: 16px; }
main { overflow: clip; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.wide-container { width: min(1380px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 92px 0; }
.section-sm { padding: 64px 0; }
.section-soft { background: var(--pale); }
.section-blue { background: linear-gradient(145deg, #eaf3ff, #f8fbff 72%); }
.section-dark { color: #fff; background: linear-gradient(140deg, #10233f 0%, #1767d6 100%); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--brand-deep); font-size: 13px; font-weight: 900; letter-spacing: .12em; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; }
.section-dark .eyebrow { color: #b8d5ff; }
h1,h2,h3,p { margin-top: 0; }
h1 { margin-bottom: 20px; font-size: clamp(38px, 5.7vw, 74px); line-height: 1.08; letter-spacing: -.045em; }
h2 { margin-bottom: 18px; font-size: clamp(30px, 4vw, 48px); line-height: 1.18; letter-spacing: -.025em; }
h3 { margin-bottom: 10px; font-size: 21px; line-height: 1.35; }
p { color: var(--text); }
.section-dark p { color: #dceaff; }
.lead { font-size: clamp(18px, 2vw, 22px); line-height: 1.8; }
.muted { color: var(--muted); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-deep); font-weight: 800; }
.text-link::after { content: "→"; transition: transform .18s ease; }
.text-link:hover::after { transform: translateX(4px); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.secondary-btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid var(--line); border-radius: 14px; background: #fff; color: var(--brand-deep); font-weight: 800; }
.hero { position: relative; padding: 88px 0 76px; background: radial-gradient(circle at 84% 20%, rgba(41,128,254,.18), transparent 28%), linear-gradient(180deg,#fff,#f5f9ff); }
.hero::before { content: ""; position: absolute; left: -120px; bottom: 20px; width: 320px; height: 320px; border-radius: 50%; border: 54px solid rgba(41,128,254,.05); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 52px; align-items: center; }
.hero-copy p { max-width: 760px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-tags span { padding: 8px 13px; border: 1px solid #cfe1fb; border-radius: 999px; background: rgba(255,255,255,.8); color: var(--brand-deep); font-size: 13px; font-weight: 800; }
.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.hero-visual::before { content: ""; position: absolute; width: 86%; aspect-ratio: 1; border-radius: 50%; background: linear-gradient(145deg,#dcebff,#fff); box-shadow: inset 0 0 0 1px rgba(41,128,254,.08); }
.hero-product { position: relative; z-index: 2; max-height: 510px; object-fit: contain; filter: drop-shadow(0 30px 40px rgba(22,67,132,.20)); }
.float-note { position: absolute; z-index: 3; min-width: 160px; padding: 13px 16px; border: 1px solid rgba(220,230,242,.9); border-radius: 16px; background: rgba(255,255,255,.92); box-shadow: var(--shadow-sm); color: var(--ink); font-size: 13px; font-weight: 800; }
.float-note small { display: block; margin-top: 3px; color: var(--muted); font-weight: 600; }
.float-one { top: 64px; left: -8px; }
.float-two { right: -10px; top: 180px; }
.float-three { left: 16px; bottom: 62px; }
.capability-strip { position: relative; margin-top: -28px; z-index: 5; }
.capability-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow-sm); }
.capability-grid article { padding: 24px; }
.capability-grid article + article { border-left: 1px solid var(--line); }
.capability-grid h3 { color: var(--brand-deep); font-size: 17px; }
.capability-grid p { margin: 0; font-size: 14px; }
.section-heading { max-width: 760px; margin-bottom: 36px; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); grid-auto-flow: dense; gap: 16px; }
.category-card { position: relative; min-height: 220px; padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: #fff; overflow: hidden; transition: transform .18s ease, box-shadow .18s ease; }
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.category-card::after { content: ""; position: absolute; width: 120px; height: 120px; right: -44px; bottom: -48px; border-radius: 50%; background: var(--brand-soft); }
.category-card.featured { grid-column: span 2; background: linear-gradient(135deg,var(--brand),var(--brand-deep)); border-color: transparent; color: #fff; }
.category-card.featured p, .category-card.featured .text-link { color: #e8f2ff; }
.category-card.wide { grid-column: span 2; }
.category-index { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; margin-bottom: 26px; border-radius: 12px; background: var(--brand-soft); color: var(--brand-deep); font-weight: 900; }
.category-card.featured .category-index { background: rgba(255,255,255,.16); color: #fff; }
.category-card p { position: relative; z-index: 1; }
.feature-split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 58px; align-items: center; padding: 54px; border-radius: var(--radius-lg); background: linear-gradient(135deg,#e7f2ff,#f7fbff); }
.feature-media { min-height: 470px; display: grid; place-items: center; padding: 20px; border-radius: 24px; background: #fff; box-shadow: var(--shadow-sm); }
.feature-media img { max-height: 440px; object-fit: contain; }
.check-list { display: grid; gap: 11px; margin: 24px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 32px; color: var(--text); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 2px; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--brand-soft); color: var(--brand-deep); font-size: 12px; font-weight: 900; }
.stagger-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: start; }
.stagger-card { padding: 38px; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: var(--shadow-sm); }
.stagger-card:nth-child(2) { margin-top: 58px; background: linear-gradient(145deg,#fff,#edf5ff); }
.topic-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 22px; align-items: stretch; }
.topic-panel { padding: 42px; border-radius: 26px; background: #fff; border: 1px solid var(--line); }
.topic-panel.accent { background: linear-gradient(145deg,#eaf3ff,#fff); }
.topic-panel img { max-height: 300px; margin: 0 auto 24px; object-fit: contain; }
.safety-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 46px; align-items: center; }
.safety-points { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.safety-point { padding: 18px; border: 1px solid rgba(255,255,255,.18); border-radius: 16px; background: rgba(255,255,255,.08); }
.safety-point strong { display: block; margin-bottom: 5px; }
.safety-point span { color: #d9e9ff; font-size: 14px; }
.hardware-split, .swap-split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.hardware-image, .swap-image { min-height: 420px; display: grid; place-items: center; padding: 28px; border-radius: 26px; background: linear-gradient(145deg,#f0f6ff,#fff); border: 1px solid var(--line); }
.hardware-image img, .swap-image img { max-height: 390px; object-fit: contain; }
.swap-checks { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 26px; }
.swap-checks span { padding: 14px 16px; border-radius: 14px; background: var(--pale); color: var(--text); font-weight: 700; }
.process { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 0; }
.process-step { position: relative; padding: 25px 16px 10px; border-top: 2px solid #cfe1fb; }
.process-step::before { content: ""; position: absolute; top: -7px; left: 16px; width: 12px; height: 12px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 5px #eaf3ff; }
.process-number { display: inline-block; margin-bottom: 10px; color: var(--brand); font-size: 13px; font-weight: 900; }
.process-step h3 { font-size: 17px; }
.process-step p { font-size: 13px; }
.dual-cta { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.dual-cta article { padding: 38px; border: 1px solid var(--line); border-radius: 24px; background: #fff; }
.dual-cta article:first-child { background: linear-gradient(145deg,#eaf3ff,#fff); }
.notice-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.notice-item { display: grid; grid-template-columns: 130px 1fr auto; gap: 20px; align-items: center; padding: 22px 4px; border-bottom: 1px solid var(--line); }
.notice-date { color: var(--brand-deep); font-size: 13px; font-weight: 900; }
.notice-item h3 { margin: 0 0 4px; font-size: 17px; }
.notice-item p { margin: 0; font-size: 14px; }
.review-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.review-card { padding: 25px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.review-card:nth-child(2n) { transform: translateY(16px); }
.review-card p { margin: 0; }
.review-card span { display: block; margin-top: 14px; color: var(--brand-deep); font-size: 13px; font-weight: 900; }
.faq-list { display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: 17px; background: #fff; overflow: hidden; }
.faq-question { width: 100%; min-height: 62px; padding: 14px 20px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border: 0; background: transparent; text-align: left; font-weight: 800; cursor: pointer; }
.faq-question::after { content: "+"; color: var(--brand); font-size: 24px; }
.faq-item.is-open .faq-question::after { content: "−"; }
.faq-answer { display: none; padding: 0 20px 20px; }
.faq-item.is-open .faq-answer { display: block; }
.faq-answer p { margin: 0; }
.download-callout { position: relative; padding: 64px 30px; border-radius: 28px; overflow: hidden; text-align: center; background: linear-gradient(135deg,#1767d6,#2980fe); color: #fff; }
.download-callout::before, .download-callout::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,.09); }
.download-callout::before { width: 260px; height: 260px; left: -80px; top: -130px; }
.download-callout::after { width: 340px; height: 340px; right: -120px; bottom: -220px; }
.download-callout p { max-width: 720px; margin: 0 auto 24px; color: #eaf3ff; }
.download-callout .download-btn { position: relative; z-index: 1; background: #fff; color: var(--brand-deep); box-shadow: none; }
.inner-hero { padding: 78px 0 70px; background: radial-gradient(circle at 88% 12%,rgba(41,128,254,.16),transparent 24%), linear-gradient(180deg,#fff,#f5f9ff); }
.inner-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 46px; align-items: center; }
.inner-hero h1 { font-size: clamp(38px,5vw,64px); }
.inner-hero-image { min-height: 370px; display: grid; place-items: center; padding: 26px; border-radius: 28px; background: linear-gradient(145deg,#eaf3ff,#fff); border: 1px solid var(--line); }
.inner-hero-image img { max-height: 340px; object-fit: contain; }
.info-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.info-card { padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.info-card p:last-child { margin-bottom: 0; }
.numbered-list { counter-reset: item; display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.numbered-list li { position: relative; padding: 20px 20px 20px 70px; border: 1px solid var(--line); border-radius: 17px; background: #fff; }
.numbered-list li::before { counter-increment: item; content: counter(item); position: absolute; left: 18px; top: 18px; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--brand-soft); color: var(--brand-deep); font-weight: 900; }
.compare-table { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.compare-table th, .compare-table td { padding: 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.compare-table th { background: var(--brand-soft); color: var(--brand-deep); }
.compare-table tr:last-child td { border-bottom: 0; }
.content-split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.content-panel { padding: 34px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.content-panel.soft { background: linear-gradient(145deg,#f1f7ff,#fff); }
.callout { padding: 24px 26px; border-left: 4px solid var(--brand); border-radius: 0 16px 16px 0; background: var(--brand-soft); }
.callout strong { display: block; margin-bottom: 7px; color: var(--brand-deep); }
.article-copy { max-width: 820px; }
.article-copy h2 { margin-top: 46px; }
.article-copy h2:first-child { margin-top: 0; }
.article-copy ul { padding-left: 22px; color: var(--text); }
.contact-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.contact-card { padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.site-footer { padding-top: 70px; color: #dce8f8; background: var(--footer); }
.footer-shell { width: min(1180px,calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: .85fr 1.65fr; gap: 70px; }
.footer-brand p { max-width: 340px; color: #aebed3; }
.footer-brand img { filter: brightness(0) invert(1); }
.footer-download { margin-top: 10px; }
.footer-links { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 24px; }
.footer-links strong { display: block; margin-bottom: 15px; color: #fff; }
.footer-links a { display: block; margin: 9px 0; color: #aebed3; font-size: 14px; }
.footer-links a:hover { color: #fff; }
.footer-bottom { width: min(1180px,calc(100% - 40px)); margin: 54px auto 0; padding: 22px 0; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.12); color: #8fa5bf; font-size: 13px; }
@media (max-width: 1240px) {
  .header-shell { width: min(100% - 28px, 1180px); gap: 16px; }
  .desktop-nav { justify-content: flex-start; }
  .nav-link, .nav-trigger { padding-inline: 8px; font-size: 13px; }
  .brand img { width: 138px; }
}
@media (max-width: 1060px) {
  .desktop-nav { display: none; }
  .header-shell { min-height: 70px; }
  .header-actions { margin-left: auto; }
  .menu-button { display: block; }
  .hero-grid, .inner-hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 800px; }
  .hero-visual { min-height: 450px; }
  .float-one { left: 4%; }
  .float-two { right: 4%; }
  .float-three { left: 10%; }
  .capability-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .capability-grid article:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .capability-grid article:nth-child(4) { border-top: 1px solid var(--line); }
  .category-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .feature-split, .hardware-split, .swap-split, .safety-layout { grid-template-columns: 1fr; }
  .topic-grid, .stagger-grid { grid-template-columns: 1fr; }
  .stagger-card:nth-child(2) { margin-top: 0; }
  .process { grid-template-columns: repeat(3,minmax(0,1fr)); row-gap: 28px; }
  .review-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .review-card:nth-child(2n) { transform: none; }
  .footer-shell { grid-template-columns: 1fr; gap: 46px; }
}
@media (max-width: 760px) {
  .header-shell { width: calc(100% - 20px); }
  .brand img { width: 122px; }
  .header-download { min-height: 42px; padding-inline: 13px; font-size: 13px; }
  .menu-button { width: 42px; height: 42px; }
  .container, .wide-container { width: min(100% - 28px, 680px); }
  .section { padding: 68px 0; }
  .section-sm { padding: 48px 0; }
  .hero { padding: 62px 0 54px; }
  h1 { font-size: clamp(36px,12vw,54px); }
  h2 { font-size: clamp(28px,9vw,40px); }
  .hero-visual { min-height: 390px; }
  .hero-product { max-height: 360px; }
  .float-note { min-width: 0; width: calc(50% - 14px); padding: 11px; font-size: 12px; }
  .float-one { top: 16px; left: 0; }
  .float-two { top: 16px; right: 0; }
  .float-three { left: 25%; bottom: 8px; }
  .capability-strip { margin-top: 0; padding-top: 18px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-grid article + article, .capability-grid article:nth-child(3), .capability-grid article:nth-child(4) { border-left: 0; border-top: 1px solid var(--line); }
  .category-grid { grid-template-columns: 1fr; }
  .category-card.featured, .category-card.wide { grid-column: span 1; }
  .feature-split { padding: 24px; gap: 32px; }
  .feature-media { min-height: 340px; }
  .topic-panel, .stagger-card, .content-panel { padding: 26px; }
  .safety-points, .swap-checks, .dual-cta, .info-grid, .content-split, .contact-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .process-step { padding-left: 48px; border-top: 0; border-left: 2px solid #cfe1fb; }
  .process-step::before { top: 25px; left: -7px; }
  .notice-item { grid-template-columns: 1fr; gap: 5px; }
  .notice-item .text-link { margin-top: 4px; }
  .review-grid { grid-template-columns: 1fr; }
  .inner-hero { padding: 54px 0; }
  .inner-hero-image { min-height: 300px; }
  .compare-table { display: block; overflow-x: auto; }
  .footer-links { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .footer-bottom { flex-direction: column; }
}
@media (max-width: 430px) {
  .header-download { padding-inline: 11px; }
  .drawer-links { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
}