:root {
    --bg: #E8F4F0;
    --deep-bg: #C8E4DC;
    --surface: #F4FAF8;
    --surface-2: #DCEEE8;
    --title: #16382E;
    --text: #245044;
    --muted: #4A7468;
    --soft: #6A9488;
    --green: #2A8A72;
    --green-2: #3AA88A;
    --gold: #C4A050;
    --border: rgba(22,56,46,0.12);
    --accent-border: rgba(42,138,114,0.48);
    --shadow: 0 12px 28px rgba(22,56,46,0.08);
    --radius: 12px;
    --max: 960px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--text); background: var(--bg); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; font-size: 15px; line-height: 1.7; overflow-x: hidden; }
body.drawer-open, body.search-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; object-fit: contain; object-position: center; }
.shell { width: min(calc(100% - 32px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 1000; background: var(--surface); color: var(--title); padding: 10px 14px; border-radius: 10px; }
.skip-link:focus { top: 10px; }
.top-strip { position: fixed; inset: 0 0 auto 0; height: 20px; z-index: 120; background: var(--green); color: var(--surface); font-size: 12px; }
.top-strip-inner { height: 20px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.text-button { border: 0; background: transparent; color: var(--surface); cursor: pointer; min-height: 20px; padding: 0 4px; }
.brand-bar { position: fixed; inset: 20px 0 auto 0; height: 54px; z-index: 119; background: var(--surface); border-bottom: 1px solid var(--accent-border); }
.brand-bar-inner { height: 54px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand-link, .brand-actions, .footer-mark, .drawer-brand { display: flex; align-items: center; }
.brand-link { min-height: 44px; min-width: 88px; }
.brand-logo, .footer-logo, .drawer-logo { height: 24px; width: auto; max-width: 160px; }
.brand-fallback { color: var(--title); font-size: 16px; font-weight: 800; letter-spacing: .04em; }
.brand-actions { gap: 8px; }
.app-link, .menu-button, .btn { min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--accent-border); display: inline-flex; align-items: center; justify-content: center; white-space: nowrap; font-size: 14px; cursor: pointer; }
.app-link { background: var(--surface); color: var(--title); }
.menu-button { background: linear-gradient(135deg,#2A8A72 0%,#3AA88A 100%); color: var(--surface); }
.point-nav { position: fixed; inset: 74px 0 auto 0; height: 48px; z-index: 118; background: var(--surface); border-bottom: 1px solid var(--border); }
.point-arc { height: 48px; display: flex; justify-content: center; align-items: center; gap: clamp(28px, 7vw, 72px); }
.point-item { min-height: 44px; display: inline-flex; flex-direction: column; justify-content: center; align-items: center; gap: 2px; font-size: 13px; color: var(--muted); }
.point-item.lift { transform: translateY(-4px); }
.point-item .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green-2); border: 2px solid var(--surface); box-shadow: 0 0 0 1px rgba(42,138,114,.25); }
.point-item.is-current { color: var(--title); font-weight: 800; }
.point-item.is-current .dot { width: 14px; height: 14px; background: var(--green); }
.site-main { padding-top: 150px; min-height: 70vh; }
.page-wrap { padding: 26px 0 64px; }
.page-hero { margin-bottom: 24px; }
.centered-hero { text-align: center; }
.centered-hero .lead { margin-inline: auto; }
.eyebrow { margin: 0 0 6px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: .08em; }
h1, h2, h3 { color: var(--title); margin-top: 0; }
h1 { font-size: 24px; line-height: 1.3; margin-bottom: 12px; }
h2 { font-size: 20px; line-height: 1.4; margin-bottom: 10px; }
h3 { font-size: 16px; line-height: 1.45; margin-bottom: 8px; }
p { margin: 0 0 14px; }
.lead { max-width: 760px; color: var(--muted); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.btn-primary { color: var(--surface); background: linear-gradient(135deg,#2A8A72 0%,#3AA88A 100%); border-color: transparent; }
.btn-secondary { color: var(--title); background: var(--surface); border-color: var(--green); }
a:hover, button:hover { filter: brightness(.98); }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(196,160,80,.5); outline-offset: 3px; }
.section { margin-top: 26px; }
.soft-block, .card, .note-card, .method-card, .faq-item, .status-row, .feature-row, .center-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.soft-block { padding: 22px; }
.image-slot { display: flex; align-items: center; justify-content: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; min-height: 112px; }
.image-slot img { max-width: 100%; max-height: 100%; width: auto; height: auto; }
.index-points { display: flex; gap: 18px; align-items: flex-end; margin-bottom: 18px; flex-wrap: wrap; }
.index-points a { display: inline-flex; flex-direction: column; align-items: center; gap: 5px; color: var(--muted); font-size: 13px; }
.index-points i { width: 10px; height: 10px; border-radius: 50%; background: var(--green-2); display: block; }
.index-points a:nth-child(3) { transform: translateY(-4px); }
.home-intro { background: linear-gradient(180deg, rgba(244,250,248,.9), rgba(220,238,232,.92)); padding: 24px; border-radius: 14px; border: 1px solid var(--border); }
.split-strip { display: grid; grid-template-columns: 1.1fr .9fr; border: 1px solid var(--border); border-radius: 14px; overflow: hidden; background: var(--surface); box-shadow: var(--shadow); }
.split-copy { padding: 24px; display: flex; flex-direction: column; justify-content: center; }
.split-image { height: 164px; border-left: 1px solid var(--border); border-radius: 0; }
.vertical-list { border-left: 2px solid var(--green); margin-left: 8px; padding-left: 22px; display: grid; gap: 18px; }
.vertical-item { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.vertical-item::before { content: ''; position: absolute; left: -29px; top: 24px; width: 10px; height: 10px; border-radius: 50%; background: var(--green); border: 3px solid var(--bg); }
.vertical-with-image { display: grid; grid-template-columns: 1fr 220px; gap: 18px; align-items: center; }
.vertical-with-image .image-slot { min-height: 138px; }
.clip-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.clip-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.clip-card::after { content: ''; position: absolute; top: 0; right: 0; width: 46px; height: 46px; background: var(--deep-bg); clip-path: polygon(100% 0,100% 100%,0 0); }
.clip-card .image-slot { min-height: 150px; margin-bottom: 14px; }
.two-card { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.two-card .card { padding: 20px; }
.section-head-media { display: grid; grid-template-columns: minmax(0,1fr) 220px; gap: 18px; align-items: center; }
.section-head-media .image-slot { min-height: 138px; }
.three-stage { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.three-stage .card { padding: 18px; }
.status-list { display: grid; gap: 10px; }
.status-row { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 14px 16px; align-items: center; }
.status-badge { display: inline-flex; min-height: 34px; padding: 0 12px; align-items: center; justify-content: center; border-radius: 999px; background: var(--surface-2); color: var(--title); font-weight: 800; }
.media-reverse { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(220px,.8fr); gap: 22px; align-items: center; }
.app-visual { min-height: 220px; max-height: 320px; position: relative; }
.app-visual .image-slot { min-height: 220px; max-height: 320px; height: 100%; }
.icon-float { position: absolute; right: 16px; bottom: 16px; width: 64px; height: 64px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 8px; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); }
.icon-float img { width: 48px; height: 48px; }
.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.method-card { padding: 18px; }
.faq-grid { display: grid; gap: 12px; }
.faq-item { padding: 18px; }
.banner-slot { height: 200px; }
.center-stack { width: min(760px, 100%); margin-inline: auto; display: grid; gap: 14px; }
.center-card { padding: 22px; text-align: center; }
.check-list { display: grid; gap: 12px; padding: 0; margin: 0; list-style: none; }
.check-list li { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--green); border-radius: 10px; padding: 15px 16px; }
.feature-list { display: grid; gap: 12px; }
.feature-row { display: grid; grid-template-columns: 150px 1fr; gap: 18px; padding: 18px; }
.terms { display: grid; gap: 14px; }
.terms section { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.qa-list { display: grid; gap: 14px; }
.qa-list article { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.site-footer { background: var(--title); color: var(--bg); border-top: 1px solid rgba(244,250,248,.35); font-size: 13px; padding: 34px 0 76px; }
.footer-brand { border-bottom: 1px solid rgba(244,250,248,.18); padding-bottom: 18px; }
.footer-mark { gap: 10px; }
.footer-mark div, .drawer-brand div { display: flex; flex-direction: column; line-height: 1.25; }
.footer-mark strong, .drawer-brand strong { font-size: 15px; }
.footer-mark span, .drawer-brand span { font-size: 11px; opacity: .8; letter-spacing: .08em; }
.footer-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; padding-top: 22px; }
.footer-grid h2 { color: var(--surface); font-size: 14px; margin-bottom: 8px; }
.footer-grid a { display: block; color: var(--bg); opacity: .88; min-height: 30px; }
.footer-note { border-top: 1px solid rgba(244,250,248,.18); margin-top: 20px; padding-top: 18px; color: var(--bg); opacity: .88; }
.overlay { position: fixed; inset: 0; z-index: 200; background: rgba(22,56,46,.28); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease; }
.overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.site-drawer { position: fixed; left: 0; top: 20px; z-index: 220; width: clamp(320px,36vw,520px); max-height: calc(100vh - 40px); overflow-y: auto; background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 0 14px 14px 0; box-shadow: 0 22px 60px rgba(22,56,46,.2); transform: translateX(-105%); visibility: hidden; pointer-events: none; transition: transform .22s ease, visibility .22s; }
.site-drawer.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; }
.drawer-head { position: sticky; top: 0; background: var(--surface); border-bottom: 1px solid var(--border); padding: 14px 16px; display: flex; align-items: center; justify-content: space-between; z-index: 2; }
.drawer-brand { gap: 9px; }
.drawer-close, .search-top button { min-height: 44px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--accent-border); background: var(--surface); color: var(--title); cursor: pointer; }
.drawer-groups { padding: 14px 16px 18px; display: grid; gap: 12px; }
.drawer-groups section { border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.drawer-groups section:last-child { border-bottom: 0; }
.drawer-groups h2 { font-size: 14px; margin-bottom: 8px; }
.drawer-groups a { display: grid; grid-template-columns: 88px 1fr; gap: 10px; padding: 8px 0; min-height: 44px; align-items: start; }
.drawer-groups a span { color: var(--muted); font-size: 13px; }
.search-panel { position: fixed; left: 50%; top: 82px; width: min(720px, calc(100% - 32px)); z-index: 230; transform: translate(-50%,-14px); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.search-panel.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%,0); }
.search-card { background: var(--surface); border: 1px solid var(--accent-border); border-radius: 14px; box-shadow: 0 18px 44px rgba(22,56,46,.18); padding: 18px; }
.search-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.search-top h2 { margin: 0; font-size: 18px; }
.search-links { display: flex; flex-wrap: wrap; gap: 10px; }
.search-links a { min-height: 44px; padding: 0 15px; display: inline-flex; align-items: center; border: 1px solid var(--green); border-radius: 999px; color: var(--title); }
.mobile-bottom { display: none; }
@media (max-width: 720px) {
    .shell { width: min(calc(100% - 32px), var(--max)); }
    .point-nav { display: none; }
    .site-main { padding-top: 92px; padding-bottom: calc(58px + env(safe-area-inset-bottom)); }
    .page-wrap { padding-top: 18px; }
    .brand-actions { gap: 6px; }
    .app-link, .menu-button { padding-inline: 12px; }
    .split-strip, .vertical-with-image, .section-head-media, .media-reverse, .clip-grid, .two-card, .three-stage, .method-grid, .footer-grid, .feature-row { grid-template-columns: 1fr; }
    .split-image { border-left: 0; border-top: 1px solid var(--border); height: 164px; }
    .vertical-with-image .image-slot { order: -1; }
    .status-row { grid-template-columns: 1fr; gap: 8px; }
    .site-drawer { width: min(86vw, 420px); top: 10px; max-height: calc(100vh - 20px); }
    .search-panel { inset: 0; width: auto; height: auto; transform: translateY(-12px); z-index: 260; }
    .search-panel.is-open { transform: translateY(0); }
    .search-card { height: 100%; border-radius: 0; background: var(--green); color: var(--surface); display: flex; flex-direction: column; justify-content: flex-start; border-color: rgba(244,250,248,.5); padding: max(24px, env(safe-area-inset-top)) 16px calc(24px + env(safe-area-inset-bottom)); }
    .search-card h2, .search-card p { color: var(--surface); }
    .search-top button, .search-links a { background: transparent; color: var(--surface); border-color: rgba(244,250,248,.7); }
    .search-links { display: grid; grid-template-columns: 1fr 1fr; }
    .search-links a { justify-content: center; }
    .mobile-bottom { position: fixed; z-index: 180; left: 0; right: 0; bottom: 0; height: calc(48px + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom); background: var(--surface); border-top: 1px solid var(--border); display: grid; grid-template-columns: repeat(4,1fr); }
    .mobile-bottom a { display: flex; align-items: center; justify-content: center; min-height: 48px; color: var(--muted); }
    .mobile-bottom a.is-current { background: var(--green); color: var(--surface); font-weight: 800; }
    .site-footer { padding-bottom: calc(80px + env(safe-area-inset-bottom)); }
    .drawer-groups a { grid-template-columns: 76px 1fr; }
}
@media (max-width: 420px) {
    .app-link { font-size: 13px; padding-inline: 10px; }
    .menu-button { padding-inline: 10px; }
    .home-intro, .soft-block, .clip-card, .two-card .card, .terms section, .qa-list article { padding: 17px; }
}