:root {
    --bg: #F5F7FF;
    --nav: rgba(12, 18, 40, .94);
    --title: #131A35;
    --primary: #5B6CFF;
    --deep-blue: #16213E;
    --neon-blue: #00D4FF;
    --gold: #FFC857;
    --accent-red: #D94F70;
    --pale-blue: #EAF7FF;
    --pale-gold: #FFF4D6;
    --purple: #7A5CFF;
    --text: #1F2740;
    --muted: #66708A;
    --light-muted: #9AA4BA;
    --card: #FFFFFF;
    --dark-card: #11182F;
    --soft-card: #EFF8FF;
    --line: rgba(91, 108, 255, .18);
    --shadow: 0 20px 46px rgba(25, 43, 91, .14);
    --button: linear-gradient(135deg, #5B6CFF 0%, #7A5CFF 48%, #00D4FF 100%);
    --footer: #0B1024;
    --footer-text: #EEF2FF;
    --radius-xl: 30px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background: var(--bg);
    color: var(--text);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
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; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, .section-title { color: var(--title); line-height: 1.22; letter-spacing: -.025em; }
h1 { font-size: clamp(2.65rem, 6vw, 5.7rem); margin-bottom: 22px; }
h2 { font-size: clamp(1.85rem, 3.3vw, 3.15rem); margin-bottom: 20px; }
h3 { font-size: clamp(1.12rem, 1.8vw, 1.45rem); margin-bottom: 12px; }
p { color: var(--muted); }
ul { margin-top: 0; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section-space { padding: 108px 0; }
.section-space-sm { padding: 48px 0; }
.soft-section { background: linear-gradient(180deg, rgba(234, 247, 255, .72), rgba(245, 247, 255, .95)); }
.skip-link { position: fixed; left: 18px; top: -80px; z-index: 20000; padding: 10px 16px; border-radius: 10px; background: #fff; color: var(--title); box-shadow: var(--shadow); }
.skip-link:focus { top: 16px; }
.section-kicker { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px; color: var(--primary); font-size: .82rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.section-kicker::before { width: 24px; height: 3px; border-radius: 99px; background: linear-gradient(90deg, var(--gold), var(--neon-blue)); content: ""; }
.section-heading { max-width: 760px; margin-bottom: 44px; }
.section-heading > p { max-width: 680px; margin-bottom: 0; font-size: 1.04rem; }
.split-heading { display: flex; align-items: flex-end; justify-content: space-between; max-width: none; gap: 48px; }
.split-heading > div { max-width: 650px; }
.split-heading > p { max-width: 430px; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    width: 100%;
    background: var(--nav);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 26px rgba(25, 43, 91, .16);
}
.header-inner { width: min(calc(100% - 36px), 1280px); min-height: 72px; margin: 0 auto; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 34px; }
.site-logo, .drawer-brand, .footer-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 900; letter-spacing: -.02em; }
.site-logo { color: #fff; white-space: nowrap; }
.site-logo img { width: auto; max-width: 48px; max-height: 44px; object-fit: contain; }
.site-logo span { font-size: 1.18rem; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; min-width: 0; }
.nav-core a { padding: 8px 12px; border-radius: 999px; color: #EEF2FF; font-size: .94rem; white-space: nowrap; transition: .22s ease; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0, 212, 255, .16); }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; }
.main-btn, .ghost-btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; border-radius: 999px; padding: 11px 24px; font-weight: 800; line-height: 1.2; transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease; }
.main-btn { color: #fff; background: var(--button); box-shadow: 0 14px 32px rgba(91, 108, 255, .22); }
.main-btn:hover, .ghost-btn:hover { transform: translateY(-2px); }
.main-btn:hover { box-shadow: 0 18px 40px rgba(91, 108, 255, .32); }
.ghost-btn { border: 1px solid var(--line); background: rgba(255,255,255,.72); color: var(--title); }
.compact-btn { min-height: 40px; padding: 9px 18px; font-size: .9rem; white-space: nowrap; }
.menu-toggle { width: 44px; height: 44px; padding: 11px; border: 1px solid rgba(255,255,255,.16); border-radius: 14px; background: rgba(255,255,255,.06); cursor: pointer; }
.menu-toggle span { display: block; width: 100%; height: 2px; margin: 4px 0; border-radius: 99px; background: #fff; }
.menu-toggle-mobile { display: none; }

.drawer-mask { position: fixed; inset: 0; z-index: 10000; background: rgba(5, 9, 24, .62); opacity: 0; transition: opacity .25s ease; }
.drawer-mask.show { opacity: 1; }
.site-drawer { position: fixed; top: 0; right: 0; z-index: 10001; width: min(400px, 92vw); height: 100dvh; overflow-y: auto; padding: 28px; color: var(--footer-text); background: #10172f; box-shadow: -24px 0 64px rgba(0,0,0,.28); transform: translateX(105%); visibility: hidden; transition: transform .3s ease, visibility .3s ease; }
.site-drawer.open { transform: translateX(0); visibility: visible; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.drawer-brand img { width: 44px; max-height: 40px; object-fit: contain; }
.drawer-brand span { color: #fff; font-size: 1.2rem; }
.drawer-close { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.15); border-radius: 50%; color: #fff; background: rgba(255,255,255,.06); font-size: 1.7rem; line-height: 1; cursor: pointer; }
.drawer-intro { margin: 20px 0; color: #b9c1d9; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.drawer-nav a { display: flex; align-items: center; justify-content: space-between; min-height: 50px; padding: 11px 14px; border: 1px solid rgba(255,255,255,.08); border-radius: 14px; color: #e9edfb; background: rgba(255,255,255,.035); }
.drawer-nav a:hover, .drawer-nav a.active { border-color: rgba(0,212,255,.34); background: rgba(0,212,255,.1); }
.drawer-nav b { color: var(--neon-blue); }
.drawer-support { margin-top: 24px; padding: 20px; border-radius: 18px; background: linear-gradient(135deg, rgba(91,108,255,.18), rgba(0,212,255,.09)); }
.drawer-support strong { color: #fff; }
.drawer-support p { margin: 6px 0 8px; color: #c9d1e6; font-size: .9rem; }
.text-link { color: var(--primary); font-weight: 800; }
.text-link:hover { text-decoration: underline; }
.light-link { color: #8cecff; }

.home-hero { position: relative; overflow: hidden; padding: 92px 0 86px; background: radial-gradient(circle at 82% 25%, rgba(0,212,255,.17), transparent 28%), radial-gradient(circle at 14% 10%, rgba(122,92,255,.16), transparent 30%), linear-gradient(135deg, #f8f5ff 0%, #eaf8ff 50%, #fff6fb 100%); }
.home-hero::after { position: absolute; right: -110px; bottom: -160px; width: 400px; height: 400px; border: 1px solid rgba(91,108,255,.16); border-radius: 50%; content: ""; }
.home-hero-grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(460px, 1.08fr); align-items: center; gap: 64px; }
.home-hero-copy { position: relative; z-index: 2; }
.home-hero-copy h1 { margin-bottom: 4px; background: linear-gradient(120deg, var(--title), var(--primary) 58%, #00a8d0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.home-hero-copy h2 { margin-bottom: 22px; font-size: clamp(1.55rem, 3vw, 2.65rem); }
.home-hero-copy > p { max-width: 700px; font-size: 1.04rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-tags, .mini-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-tags span, .mini-points span { padding: 8px 13px; border: 1px solid rgba(91,108,255,.16); border-radius: 999px; background: rgba(255,255,255,.72); color: var(--title); font-size: .86rem; font-weight: 700; }
.home-hero-visual { position: relative; min-height: 560px; display: grid; place-items: center; }
.home-hero-visual::before { position: absolute; inset: 8% 4%; border-radius: 48% 52% 49% 51% / 45% 42% 58% 55%; background: linear-gradient(145deg, rgba(91,108,255,.13), rgba(0,212,255,.17), rgba(217,79,112,.12)); content: ""; filter: blur(1px); }
.home-hero-visual > img { position: relative; z-index: 2; width: 100%; max-height: 540px; object-fit: contain; filter: drop-shadow(0 32px 48px rgba(37,53,105,.22)); }
.media-glow { position: absolute; border-radius: 50%; filter: blur(10px); pointer-events: none; }
.media-glow-one { right: 8%; top: 4%; width: 180px; height: 180px; background: rgba(0,212,255,.22); }
.media-glow-two { left: 2%; bottom: 7%; width: 150px; height: 150px; background: rgba(122,92,255,.20); }
.visual-card { position: absolute; z-index: 3; width: 190px; padding: 15px 18px; border: 1px solid rgba(255,255,255,.7); border-radius: 18px; background: rgba(255,255,255,.83); backdrop-filter: blur(14px); box-shadow: var(--shadow); }
.visual-card strong, .visual-card span { display: block; }
.visual-card strong { color: var(--title); }
.visual-card span { margin-top: 3px; color: var(--muted); font-size: .82rem; }
.visual-card-top { top: 13%; right: 0; }
.visual-card-bottom { left: 0; bottom: 14%; }

.highlight-strip { position: relative; z-index: 4; margin-top: -24px; }
.highlight-grid { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: var(--shadow); }
.highlight-grid article { display: flex; gap: 14px; padding: 25px 22px; border-right: 1px solid var(--line); }
.highlight-grid article:last-child { border-right: 0; }
.highlight-grid h2 { margin: 0 0 5px; font-size: 1.05rem; }
.highlight-grid p { margin: 0; font-size: .88rem; line-height: 1.65; }
.highlight-icon { display: grid; flex: 0 0 38px; height: 38px; place-items: center; border-radius: 12px; color: #fff; background: var(--button); font-size: .75rem; font-weight: 900; }

.channel-pills { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.channel-pills a { min-width: 190px; flex: 1 1 210px; max-width: 260px; padding: 15px 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.78); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.channel-pills a:hover { transform: translateY(-3px); border-color: rgba(91,108,255,.42); box-shadow: 0 14px 30px rgba(25,43,91,.1); }
.channel-pills strong, .channel-pills span { display: block; }
.channel-pills strong { color: var(--title); }
.channel-pills span { margin-top: 3px; color: var(--muted); font-size: .8rem; }

.image-text-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr); align-items: center; gap: 72px; }
.reverse-grid { grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr); }
.content-image-wrap { position: relative; display: grid; min-height: 440px; place-items: center; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: linear-gradient(145deg, #fff, var(--pale-blue)); box-shadow: var(--shadow); }
.content-img, .zone-card img, .app-section img, .hero-visual img { max-width: 100%; height: auto; object-fit: contain; }
.content-image-wrap > img { max-height: 500px; object-fit: contain; }
.layered-image { padding: 32px 80px 56px 28px; }
.small-overlay-image { position: absolute; right: 20px; bottom: 20px; width: 42%; max-height: 230px !important; padding: 8px; border: 1px solid rgba(91,108,255,.18); border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.content-copy p { font-size: 1.02rem; }
.content-copy .main-btn { margin-top: 16px; }

.showcase-grid { display: grid; grid-template-columns: 1.4fr .8fr; grid-template-rows: 1fr 1fr; gap: 20px; }
.showcase-main, .showcase-side, .zone-card, .service-card, .review-card, .feature-card, .prose-card, .side-note-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow); }
.showcase-main { position: relative; grid-row: 1 / 3; min-height: 580px; overflow: hidden; }
.showcase-main > img { width: 100%; height: 100%; object-fit: contain; padding: 20px; background: linear-gradient(145deg, #edf5ff, #fff4fb); }
.showcase-copy { position: absolute; right: 24px; bottom: 24px; left: 24px; padding: 25px; border: 1px solid rgba(255,255,255,.65); border-radius: 20px; background: rgba(255,255,255,.9); backdrop-filter: blur(14px); }
.showcase-copy span { color: var(--primary); font-size: .78rem; font-weight: 900; letter-spacing: .1em; }
.showcase-copy h3 { margin: 7px 0; font-size: 1.6rem; }
.showcase-copy p { margin-bottom: 9px; }
.showcase-side { display: grid; grid-template-columns: 44% 1fr; align-items: center; overflow: hidden; }
.showcase-side img { width: 100%; height: 100%; min-height: 230px; object-fit: contain; padding: 10px; background: #f3f7ff; }
.showcase-side div { padding: 22px; }
.showcase-side p { margin: 0; font-size: .9rem; }

.two-feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.zone-card { position: relative; overflow: hidden; padding: 28px; }
.zone-card > img { width: 100%; max-height: 320px; margin-bottom: 26px; border-radius: 17px; background: linear-gradient(145deg, #eef5ff, #fff6fb); object-fit: contain; }
.zone-card ul { padding-left: 21px; color: var(--muted); }
.zone-card li { margin: 7px 0; }
.dark-band { color: #fff; background: radial-gradient(circle at 18% 0%, rgba(122,92,255,.18), transparent 30%), radial-gradient(circle at 86% 100%, rgba(0,212,255,.16), transparent 28%), var(--dark-card); }
.dark-band h2, .dark-band h3 { color: #fff; }
.dark-band p, .dark-band li { color: #bdc7df; }
.dark-cards .zone-card { border-color: rgba(255,255,255,.1); background: rgba(255,255,255,.045); box-shadow: none; }
.dark-cards .zone-card > img { background: rgba(255,255,255,.06); }

.three-service-grid, .three-grid, .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.service-card { overflow: hidden; padding: 20px; }
.service-card img { width: 100%; height: 240px; margin-bottom: 22px; border-radius: 16px; background: #f2f6ff; object-fit: contain; }
.service-card p { min-height: 98px; }
.security-section { overflow: hidden; background: linear-gradient(135deg, #eef1ff, #eefbff 52%, #fff7e9); }
.security-grid { display: grid; grid-template-columns: minmax(380px, .9fr) minmax(0, 1.1fr); align-items: center; gap: 72px; }
.security-image-stack { position: relative; min-height: 560px; }
.security-image-stack img { position: absolute; width: 70%; max-height: 460px; padding: 16px; border: 1px solid rgba(91,108,255,.15); border-radius: 26px; background: #fff; box-shadow: var(--shadow); object-fit: contain; }
.security-image-stack img:first-child { left: 0; top: 0; }
.security-image-stack img:last-child { right: 0; bottom: 0; }
.security-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0; }
.security-points div { padding: 16px; border: 1px solid rgba(91,108,255,.14); border-radius: 15px; background: rgba(255,255,255,.7); }
.security-points strong, .security-points span { display: block; }
.security-points strong { margin-bottom: 4px; color: var(--title); }
.security-points span { color: var(--muted); font-size: .86rem; }

.review-card { margin: 0; padding: 28px; }
.review-card p { min-height: 112px; color: var(--text); font-size: .98rem; }
.review-card footer { color: var(--primary); font-size: .85rem; font-weight: 800; }
.review-card footer::before { margin-right: 7px; content: "—"; }

.faq-layout { display: grid; grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr); align-items: start; gap: 64px; }
.faq-intro { position: sticky; top: 112px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: 0 10px 28px rgba(25,43,91,.07); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 22px; border: 0; background: transparent; text-align: left; color: var(--title); font-weight: 800; cursor: pointer; }
.faq-question b { flex: 0 0 auto; color: var(--primary); font-size: 1.35rem; }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .26s ease; }
.faq-answer > p { overflow: hidden; margin: 0; padding: 0 22px; transition: padding .26s ease; }
.faq-item.open .faq-answer { grid-template-rows: 1fr; }
.faq-item.open .faq-answer > p { padding: 0 22px 22px; }

.responsible-banner { display: grid; grid-template-columns: 1fr 1.25fr auto; align-items: center; gap: 34px; padding: 42px; border: 1px solid rgba(91,108,255,.18); border-radius: 28px; background: linear-gradient(125deg, #fff4d6, #f0f0ff 50%, #e9faff); box-shadow: var(--shadow); }
.responsible-banner h2 { margin-bottom: 0; font-size: clamp(1.65rem, 2.8vw, 2.5rem); }
.responsible-banner p { margin-bottom: 0; }
.about-home { padding-top: 50px; }

.inner-hero { position: relative; overflow: hidden; padding: 86px 0 80px; background: radial-gradient(circle at 76% 22%, rgba(0,212,255,.17), transparent 25%), radial-gradient(circle at 14% 0%, rgba(122,92,255,.15), transparent 30%), linear-gradient(145deg, #f8f6ff, #ebf9ff); }
.compact-inner-hero { padding-block: 70px; }
.inner-hero-grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(400px, 1.08fr); align-items: center; gap: 72px; }
.inner-hero-copy h1 { font-size: clamp(2.5rem, 5vw, 4.8rem); }
.hero-lead { max-width: 720px; font-size: 1.08rem; }
.hero-checks { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 26px 0 0; padding: 0; list-style: none; }
.hero-checks li { color: var(--title); font-size: .9rem; font-weight: 700; }
.hero-checks li::before { margin-right: 8px; color: var(--primary); content: "✓"; }
.inner-hero-media { position: relative; display: grid; min-height: 470px; place-items: center; }
.inner-hero-media > img { position: relative; z-index: 2; width: 100%; max-height: 450px; object-fit: contain; filter: drop-shadow(0 28px 44px rgba(25,43,91,.2)); }
.floating-note { position: absolute; right: 0; bottom: 3%; z-index: 3; max-width: 230px; padding: 16px 18px; border: 1px solid rgba(255,255,255,.8); border-radius: 18px; background: rgba(255,255,255,.88); backdrop-filter: blur(14px); box-shadow: var(--shadow); }
.floating-note strong, .floating-note span { display: block; }
.floating-note strong { color: var(--title); }
.floating-note span { margin-top: 3px; color: var(--muted); font-size: .83rem; }

.prose-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); align-items: start; gap: 28px; }
.prose-card, .side-note-card { padding: 38px; }
.prose-card p { font-size: 1.02rem; }
.side-note-card { position: sticky; top: 108px; background: linear-gradient(145deg, #fff, #eff8ff); }
.note-icon { display: grid; width: 48px; height: 48px; margin-bottom: 18px; place-items: center; border-radius: 15px; color: #fff; background: var(--button); font-weight: 900; }
.feature-card { padding: 28px; }
.feature-number { display: inline-flex; margin-bottom: 18px; color: var(--primary); font-size: .8rem; font-weight: 900; letter-spacing: .1em; }
.feature-card p { margin-bottom: 0; }
.review-feature-grid { display: grid; grid-template-columns: 1.05fr .95fr .95fr; align-items: stretch; gap: 24px; }
.review-quote { margin: 0; padding: 30px; border: 1px solid rgba(255,255,255,.1); border-radius: 22px; background: rgba(255,255,255,.05); }
.review-quote p { color: #f5f7ff; }
.review-quote footer { color: #8cecff; font-size: .86rem; }
.safety-callout-section { padding-top: 30px; }
.safety-callout { display: grid; grid-template-columns: .8fr 1.1fr auto; align-items: center; gap: 34px; padding: 34px; border-radius: 24px; color: #fff; background: linear-gradient(130deg, #172040, #2a3264 58%, #14566a); box-shadow: var(--shadow); }
.safety-callout h2 { margin: 0; color: #fff; font-size: clamp(1.5rem, 2.5vw, 2.2rem); }
.safety-callout p { margin: 0; color: #cbd4ea; }
.callout-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.callout-links a { padding: 8px 12px; border: 1px solid rgba(255,255,255,.17); border-radius: 999px; color: #fff; font-size: .84rem; }

.faq-page-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); align-items: start; gap: 50px; }
.faq-page-aside { position: sticky; top: 100px; padding: 28px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow); }
.faq-category-links { display: grid; gap: 8px; margin-top: 24px; }
.faq-category-links a { padding: 11px 14px; border-radius: 12px; color: var(--title); background: #f3f6ff; font-weight: 700; }
.faq-category-links a:hover { color: var(--primary); background: #edf8ff; }
.aside-safety { margin-top: 24px; padding: 17px; border-radius: 15px; background: var(--pale-gold); }
.aside-safety strong { color: var(--title); }
.aside-safety p { margin: 5px 0 0; font-size: .86rem; }
.faq-page-content { display: grid; gap: 44px; }
.faq-group { scroll-margin-top: 100px; }
.faq-group-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.faq-group-title span { color: var(--title); font-size: 1.4rem; font-weight: 900; }
.faq-group-title b { color: var(--primary); font-size: .82rem; }

.site-footer { padding: 76px 0 20px; color: var(--footer-text); background: var(--footer); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, .7fr); gap: 48px; }
.footer-brand { max-width: 410px; }
.footer-logo { color: #fff; font-size: 1.25rem; }
.footer-logo img { width: 46px; max-height: 42px; object-fit: contain; }
.footer-brand p { margin: 18px 0 24px; color: #aeb8d1; }
.footer-grid > div:not(.footer-brand) { display: grid; align-content: start; gap: 9px; }
.footer-grid h2 { margin: 8px 0 10px; color: #fff; font-size: 1rem; }
.footer-grid > div:not(.footer-brand) a { color: #b9c2d9; font-size: .9rem; }
.footer-grid > div:not(.footer-brand) a:hover { color: #fff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 56px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.09); }
.footer-bottom p { margin: 0; color: #8793af; font-size: .82rem; }
.footer-bottom div { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-bottom a { color: #b8c1d8; font-size: .82rem; }
.mobile-bottom-nav { display: none; }

@media (max-width: 1120px) {
    .nav-core { gap: 2px; }
    .nav-core a { padding-inline: 9px; font-size: .88rem; }
    .home-hero-grid, .inner-hero-grid { grid-template-columns: .95fr 1.05fr; gap: 38px; }
    .home-hero-visual { min-height: 490px; }
    .highlight-grid { grid-template-columns: 1fr 1fr; }
    .highlight-grid article:nth-child(2) { border-right: 0; }
    .highlight-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .responsible-banner, .safety-callout { grid-template-columns: 1fr 1.4fr; }
    .responsible-banner .main-btn, .callout-links { grid-column: 1 / -1; justify-self: start; }
    .footer-grid { grid-template-columns: 1.3fr repeat(3, .65fr); gap: 28px; }
}

@media (max-width: 900px) {
    .section-space { padding: 82px 0; }
    .header-inner { grid-template-columns: auto 1fr auto; gap: 12px; }
    .site-logo { justify-self: center; }
    .nav-core, .menu-toggle-desktop { display: none; }
    .menu-toggle-mobile { display: block; }
    .site-logo span { display: none; }
    .home-hero-grid, .inner-hero-grid, .image-text-grid, .reverse-grid, .security-grid, .prose-grid, .faq-layout, .faq-page-layout { grid-template-columns: 1fr; }
    .home-hero { padding-top: 68px; }
    .home-hero-copy { text-align: center; }
    .home-hero-copy > p { margin-inline: auto; }
    .home-hero-copy .section-kicker, .home-hero-copy .hero-actions, .home-hero-copy .hero-tags { justify-content: center; }
    .home-hero-visual { min-height: 470px; max-width: 680px; margin-inline: auto; }
    .inner-hero-copy { text-align: center; }
    .inner-hero-copy .section-kicker, .inner-hero-copy .hero-actions, .inner-hero-copy .hero-checks { justify-content: center; }
    .inner-hero-media { min-height: 390px; max-width: 650px; margin-inline: auto; }
    .split-heading { display: block; }
    .split-heading > p { max-width: 650px; }
    .image-text-grid { gap: 46px; }
    .content-image-wrap { min-height: 380px; }
    .showcase-grid { grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; }
    .showcase-main { grid-column: 1 / -1; grid-row: auto; min-height: 560px; }
    .showcase-side { grid-template-columns: 1fr; }
    .showcase-side img { height: 230px; min-height: 0; }
    .three-service-grid, .three-grid, .review-grid { grid-template-columns: 1fr 1fr; }
    .security-image-stack { min-height: 470px; max-width: 650px; width: 100%; margin-inline: auto; }
    .faq-intro, .side-note-card, .faq-page-aside { position: static; }
    .review-feature-grid { grid-template-columns: 1fr 1fr; }
    .review-feature-grid > div:first-child { grid-column: 1 / -1; }
    .faq-page-layout { gap: 34px; }
    .faq-page-aside { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .faq-page-aside > .section-kicker, .faq-page-aside > h2, .faq-page-aside > p { grid-column: 1 / -1; }
    .aside-safety { margin-top: 0; }
    .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-grid > div:last-child { grid-column: 2 / 4; }
}

@media (max-width: 680px) {
    body { padding-bottom: 68px; }
    .container { width: min(calc(100% - 28px), var(--container)); }
    .section-space { padding: 66px 0; }
    .section-space-sm { padding: 35px 0; }
    h1 { font-size: clamp(2.5rem, 13vw, 4rem); }
    h2 { font-size: clamp(1.65rem, 8vw, 2.35rem); }
    .header-inner { width: calc(100% - 20px); min-height: 64px; }
    .compact-btn { min-height: 38px; padding: 8px 13px; font-size: .8rem; }
    .menu-toggle { width: 40px; height: 40px; padding: 10px; }
    .site-logo img { max-width: 40px; max-height: 38px; }
    .site-drawer { padding: 22px 18px; }
    .drawer-nav { grid-template-columns: 1fr; }
    .home-hero { padding: 55px 0 70px; }
    .home-hero-copy h2 { font-size: 1.55rem; }
    .home-hero-visual { min-height: 360px; }
    .visual-card { width: 155px; padding: 11px 13px; }
    .visual-card-top { top: 5%; }
    .visual-card-bottom { bottom: 6%; }
    .highlight-strip { margin-top: -20px; }
    .highlight-grid { grid-template-columns: 1fr; }
    .highlight-grid article { border-right: 0; border-bottom: 1px solid var(--line); }
    .highlight-grid article:last-child { border-bottom: 0; }
    .channel-pills a { max-width: none; }
    .content-image-wrap { min-height: 310px; padding: 18px; }
    .layered-image { padding: 18px 54px 45px 18px; }
    .small-overlay-image { right: 10px; bottom: 10px; }
    .showcase-grid, .two-feature-grid, .three-service-grid, .three-grid, .review-grid, .security-points, .review-feature-grid { grid-template-columns: 1fr; }
    .showcase-main { min-height: 500px; }
    .showcase-side { grid-template-columns: 40% 1fr; }
    .showcase-side img { height: 100%; min-height: 200px; }
    .zone-card, .service-card, .review-card, .feature-card, .prose-card, .side-note-card { padding: 22px; }
    .service-card p, .review-card p { min-height: auto; }
    .security-image-stack { min-height: 390px; }
    .security-image-stack img { width: 73%; max-height: 320px; }
    .responsible-banner, .safety-callout { grid-template-columns: 1fr; padding: 27px; }
    .responsible-banner .main-btn, .callout-links { grid-column: auto; }
    .safety-callout { text-align: left; }
    .callout-links { justify-content: flex-start; }
    .inner-hero { padding: 62px 0 58px; }
    .inner-hero-media { min-height: 320px; }
    .floating-note { max-width: 185px; padding: 12px 14px; }
    .faq-page-aside { grid-template-columns: 1fr; }
    .faq-page-aside > .section-kicker, .faq-page-aside > h2, .faq-page-aside > p { grid-column: auto; }
    .faq-question { padding: 18px; }
    .faq-item.open .faq-answer > p { padding: 0 18px 18px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-grid > div:last-child { grid-column: auto; }
    .footer-bottom { display: block; }
    .footer-bottom div { margin-top: 12px; }
    .mobile-bottom-nav { position: fixed; right: 0; bottom: 0; left: 0; z-index: 9000; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 64px; padding: 5px max(7px, env(safe-area-inset-right)) max(5px, env(safe-area-inset-bottom)) max(7px, env(safe-area-inset-left)); border-top: 1px solid rgba(91,108,255,.16); background: rgba(255,255,255,.94); backdrop-filter: blur(16px); box-shadow: 0 -10px 30px rgba(25,43,91,.1); }
    .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; border-radius: 10px; color: var(--muted); font-size: .72rem; }
    .mobile-bottom-nav a span { font-size: 1.08rem; line-height: 1; }
    .mobile-bottom-nav a.active { color: var(--primary); background: rgba(91,108,255,.08); }
}

@media (max-width: 430px) {
    .header-actions { gap: 6px; }
    .compact-btn { padding-inline: 11px; }
    .home-hero-visual { min-height: 300px; }
    .visual-card { display: none; }
    .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
    .hero-actions .main-btn, .hero-actions .ghost-btn { width: 100%; padding-inline: 15px; }
    .showcase-main { min-height: 460px; }
    .showcase-copy { right: 14px; bottom: 14px; left: 14px; padding: 18px; }
    .showcase-side { grid-template-columns: 1fr; }
    .showcase-side img { height: 210px; min-height: 0; }
    .security-image-stack { min-height: 330px; }
    .security-image-stack img { max-height: 270px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand, .footer-grid > div:last-child { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}