/* 开云全站样式 */
:root {
    --page-bg: #E6EBF2;
    --nav-bg: #F5F7FB;
    --surface: #FFFFFF;
    --surface-soft: #EEF2F7;
    --surface-muted: #DDE4EE;
    --primary: #289CFF;
    --nav-text: #4E5F7A;
    --text: #243447;
    --text-soft: #66788A;
    --text-muted: #8A9AAF;
    --border: rgba(40, 156, 255, 0.16);
    --shadow: 0 14px 36px rgba(56, 92, 138, 0.12);
    --footer: #243447;
    --footer-text: #EAF3FF;
    --gradient: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    --header-height: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background: var(--page-bg);
    color: var(--text);
    font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
    line-height: 1.75;
    padding-top: var(--header-height);
}
body.drawer-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
button { color: inherit; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 30000; background: #fff; color: var(--primary); padding: 10px 16px; border-radius: 10px; }
.skip-link:focus { top: 12px; }

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 15000;
    background: rgba(245, 247, 251, 0.96);
    border-bottom: 1px solid rgba(78, 95, 122, 0.09);
    box-shadow: 0 7px 24px rgba(56, 92, 138, 0.08);
    backdrop-filter: blur(14px);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: var(--header-height); }
.logo { flex: 0 0 auto; display: inline-flex; align-items: center; }
.logo img { width: auto; max-width: 142px; max-height: 52px; }
.nav-wrap { flex: 1 1 auto; min-width: 0; display: flex; justify-content: center; }
.nav { display: flex; align-items: center; gap: clamp(12px, 1.35vw, 22px); white-space: nowrap; flex-wrap: nowrap; }
.nav > a, .dropdown-toggle { position: relative; display: inline-flex; align-items: center; min-height: 44px; border: 0; background: transparent; color: var(--nav-text); font-weight: 700; cursor: pointer; padding: 0 1px; }
.nav > a::after, .dropdown > .dropdown-toggle::after, .more-dropdown > .dropdown-toggle::after { content: ""; position: absolute; left: 50%; right: 50%; bottom: 2px; height: 2px; background: var(--primary); border-radius: 999px; transition: left .2s ease, right .2s ease; }
.nav > a:hover, .nav > a.active, .dropdown:hover > .dropdown-toggle, .more-dropdown:hover > .dropdown-toggle, .dropdown.active > .dropdown-toggle, .more-dropdown.active > .dropdown-toggle { color: var(--primary); }
.nav > a:hover::after, .nav > a.active::after, .dropdown:hover > .dropdown-toggle::after, .more-dropdown:hover > .dropdown-toggle::after, .dropdown.active > .dropdown-toggle::after, .more-dropdown.active > .dropdown-toggle::after { left: 0; right: 0; }
.header-action { flex: 0 0 auto; display: flex; align-items: center; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 26px; border: 0; border-radius: 14px; background: var(--gradient); color: #fff; font-weight: 800; box-shadow: 0 10px 24px rgba(36, 155, 255, 0.28); transition: transform .2s ease, box-shadow .2s ease; }
.main-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(36, 155, 255, 0.34); }
.compact-btn { min-height: 44px; padding: 0 22px; border-radius: 12px; }

.dropdown, .more-dropdown { position: relative; }
.dropdown-menu, .more-menu { position: absolute; top: calc(100% + 8px); left: -18px; min-width: 190px; padding: 8px; background: #fff; border: 1px solid rgba(40, 156, 255, 0.12); border-radius: 14px; box-shadow: 0 18px 38px rgba(56, 92, 138, 0.16); z-index: 20000; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .18s ease, transform .18s ease, visibility .18s ease; }
.more-menu { left: auto; right: -16px; min-width: 210px; }
.dropdown:hover .dropdown-menu, .dropdown:focus-within .dropdown-menu, .dropdown.open .dropdown-menu, .more-dropdown:hover .more-menu, .more-dropdown:focus-within .more-menu, .more-dropdown.open .more-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu a, .more-menu a { display: block; padding: 10px 13px; color: var(--nav-text); border-radius: 10px; white-space: nowrap; }
.dropdown-menu a:hover, .more-menu a:hover { color: var(--primary); background: rgba(40, 156, 255, 0.08); }
.mobile-menu-btn { display: none; width: 44px; height: 44px; border: 0; border-radius: 12px; background: #fff; box-shadow: 0 8px 18px rgba(56, 92, 138, .12); align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.mobile-menu-btn span { width: 21px; height: 2px; background: var(--nav-text); border-radius: 999px; }
.drawer-overlay { position: fixed; inset: 0; z-index: 18000; background: rgba(20, 36, 56, .42); opacity: 0; transition: opacity .25s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.mobile-drawer { position: fixed; inset: 0 auto 0 0; z-index: 19000; width: min(84vw, 320px); padding: 18px; background: #fff; box-shadow: 16px 0 44px rgba(20, 36, 56, .2); transform: translateX(-105%); transition: transform .28s ease; overflow-y: auto; }
.mobile-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 16px; border-bottom: 1px solid #e6edf5; }
.drawer-logo img { max-height: 48px; max-width: 136px; }
.drawer-close { width: 40px; height: 40px; border: 0; border-radius: 11px; background: var(--surface-soft); color: var(--nav-text); font-size: 28px; line-height: 1; }
.drawer-nav { display: grid; gap: 4px; padding: 15px 0; }
.drawer-nav a { display: block; padding: 11px 12px; border-radius: 10px; color: var(--nav-text); font-weight: 700; }
.drawer-nav a:hover { color: var(--primary); background: rgba(40, 156, 255, .08); }
.drawer-note { padding: 14px; border-radius: 12px; background: var(--surface-soft); color: var(--text-soft); font-size: 13px; }

main { min-height: 65vh; }
.section { padding: 76px 0; }
.section.compact { padding: 50px 0; }
.section.alt { background: rgba(245, 247, 251, .68); border-top: 1px solid rgba(78, 95, 122, .06); border-bottom: 1px solid rgba(78, 95, 122, .06); }
.section-title { margin: 0 0 12px; color: var(--primary); font-size: clamp(26px, 3vw, 40px); line-height: 1.25; }
.section-lead { max-width: 780px; margin: 0 0 34px; color: var(--text-soft); font-size: 17px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 13px; color: var(--primary); font-size: 13px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 30px; height: 2px; background: var(--primary); border-radius: 99px; }
h1, h2, h3 { line-height: 1.3; }
h1, h2, h3, .section-title { color: var(--primary); }
p { margin: 0 0 16px; }
.text-link { color: var(--primary); font-weight: 800; }
.text-link:hover { text-decoration: underline; }

.banner-slider { width: min(1200px, calc(100% - 40px)); margin: 28px auto 42px; border-radius: 22px; background: #fff; box-shadow: 0 18px 40px rgba(56, 92, 138, .12); overflow: hidden; position: relative; z-index: 1; }
.slides { position: relative; aspect-ratio: 16 / 6.5; min-height: 300px; }
.slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .55s ease, visibility .55s ease; }
.slide.active { opacity: 1; visibility: visible; }
.slide img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.slide-overlay { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: clamp(22px, 5vw, 64px); background: linear-gradient(90deg, rgba(20, 52, 82, .72) 0%, rgba(20, 52, 82, .34) 46%, rgba(20, 52, 82, 0) 78%); pointer-events: none; }
.slide-copy { max-width: 580px; color: #fff; text-shadow: 0 3px 16px rgba(18, 40, 64, .38); }
.slide-copy h1, .slide-copy h2 { margin: 0 0 10px; color: #fff; font-size: clamp(28px, 4vw, 52px); }
.slide-copy p { margin: 0; font-size: clamp(15px, 1.7vw, 20px); }
.slider-arrow { position: absolute; top: 50%; z-index: 5; width: 48px; height: 48px; margin-top: -24px; border: 1px solid rgba(255,255,255,.6); border-radius: 50%; background: rgba(36, 52, 71, .55); color: #fff; font-size: 28px; cursor: pointer; backdrop-filter: blur(6px); }
.slider-arrow:hover { background: rgba(40, 156, 255, .82); }
.slider-arrow.prev { left: 18px; }
.slider-arrow.next { right: 18px; }
.slider-dots { position: absolute; left: 50%; bottom: 16px; z-index: 6; display: flex; gap: 9px; transform: translateX(-50%); }
.slider-dot { width: 10px; height: 10px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,.58); cursor: pointer; box-shadow: 0 0 0 4px rgba(36, 52, 71, .12); }
.slider-dot.active { width: 30px; border-radius: 99px; background: #fff; }

.page-hero { padding: 66px 0 56px; }
.page-hero-card { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 44px; min-height: 430px; padding: clamp(28px, 5vw, 58px); border: 1px solid var(--border); border-radius: 26px; background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(238,242,247,.9)); box-shadow: var(--shadow); overflow: hidden; }
.page-hero h1 { margin: 0 0 18px; font-size: clamp(34px, 5vw, 58px); }
.page-hero p { color: var(--text-soft); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.secondary-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border: 1px solid var(--border); border-radius: 14px; background: #fff; color: var(--primary); font-weight: 800; }
.secondary-btn:hover { background: var(--surface-soft); }
.hero-image { display: flex; align-items: center; justify-content: center; min-width: 0; }
.hero-image img, .content-img { width: 100%; height: auto; max-height: 390px; object-fit: contain; border-radius: 20px; background: #fff; }

.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 44px; }
.split.reverse > :first-child { order: 2; }
.content-panel { padding: clamp(26px, 4vw, 44px); border: 1px solid var(--border); border-radius: 22px; background: rgba(255,255,255,.92); box-shadow: var(--shadow); }
.content-panel h2 { margin-top: 0; }
.grid-2, .grid-3, .grid-4, .grid-5 { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.card, .zone-card, .info-card, .review-card { background: rgba(255,255,255,.92); border: 1px solid var(--border); box-shadow: 0 14px 36px rgba(56, 92, 138, .10); border-radius: 20px; }
.card, .info-card, .review-card { padding: 26px; }
.card h3, .info-card h3, .review-card h3 { margin: 0 0 11px; font-size: 20px; }
.card p, .info-card p, .review-card p { color: var(--text-soft); }
.zone-card { overflow: hidden; }
.zone-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: #fff; }
.zone-card .card-body { padding: 24px; }
.zone-card h3 { margin: 0 0 10px; }
.tag { display: inline-flex; align-items: center; margin-bottom: 10px; padding: 4px 10px; border-radius: 999px; background: rgba(40,156,255,.09); color: var(--primary); font-size: 12px; font-weight: 900; }
.icon-number { display: inline-grid; place-items: center; width: 38px; height: 38px; margin-bottom: 14px; border-radius: 12px; background: rgba(40,156,255,.1); color: var(--primary); font-weight: 900; }
.feature-list, .check-list { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 13px; }
.feature-list li, .check-list li { position: relative; padding-left: 28px; color: var(--text-soft); }
.feature-list li::before, .check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 900; }
.steps { counter-reset: step; display: grid; gap: 16px; }
.step { position: relative; padding: 20px 22px 20px 70px; border: 1px solid var(--border); border-radius: 16px; background: #fff; }
.step::before { counter-increment: step; content: counter(step); position: absolute; left: 20px; top: 20px; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--gradient); color: #fff; font-weight: 900; }
.step h3 { margin: 0 0 6px; font-size: 18px; }
.step p { margin: 0; color: var(--text-soft); }
.review-card { position: relative; }
.review-card::before { content: "“"; position: absolute; top: 6px; right: 18px; color: rgba(40,156,255,.14); font-size: 72px; font-family: Georgia, serif; line-height: 1; }
.review-card strong { display: block; margin-top: 12px; color: var(--primary); }
.notice { padding: 22px 24px; border-left: 4px solid var(--primary); border-radius: 16px; background: rgba(40,156,255,.08); color: var(--text-soft); }
.faq-list { display: grid; gap: 15px; }
.faq-item { padding: 23px 24px; border: 1px solid var(--border); border-radius: 17px; background: rgba(255,255,255,.95); }
.faq-item h3 { margin: 0 0 9px; font-size: 19px; }
.faq-item p { margin: 0; color: var(--text-soft); }
.pill-links { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-links a { padding: 9px 14px; border: 1px solid var(--border); border-radius: 999px; background: #fff; color: var(--nav-text); font-weight: 700; }
.pill-links a:hover { color: var(--primary); background: rgba(40,156,255,.07); }

.site-footer { background: var(--footer); color: var(--footer-text); padding: 62px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 34px; }
.footer-logo { display: inline-flex; margin-bottom: 18px; padding: 8px 12px; border-radius: 12px; background: rgba(255,255,255,.94); }
.footer-logo img { max-width: 136px; max-height: 46px; }
.footer-brand p { max-width: 420px; color: rgba(234,243,255,.78); }
.site-footer h2 { margin: 0 0 14px; color: #fff; font-size: 17px; }
.site-footer a:not(.footer-logo) { display: block; margin: 8px 0; color: rgba(234,243,255,.8); }
.site-footer a:hover { color: #fff; }
.footer-compliance { margin-top: 36px; padding-top: 22px; border-top: 1px solid rgba(234,243,255,.14); color: rgba(234,243,255,.7); font-size: 13px; }
.footer-compliance p:last-child { margin-bottom: 0; }

@media (max-width: 1180px) {
    .nav { gap: 12px; font-size: 14px; }
    .logo img { max-width: 122px; }
    .compact-btn { padding: 0 18px; }
}
@media (max-width: 1024px) {
    :root { --header-height: 70px; }
    .header-inner { display: grid; grid-template-columns: 48px 1fr auto; gap: 12px; }
    .mobile-menu-btn { display: inline-flex; }
    .nav-wrap { display: none; }
    .logo { justify-self: center; }
    .logo img { max-width: 126px; max-height: 46px; }
    .compact-btn { min-height: 42px; padding: 0 17px; }
    .page-hero-card, .split { grid-template-columns: 1fr; }
    .split.reverse > :first-child { order: initial; }
    .page-hero-card { min-height: 0; }
    .hero-image img { max-height: 340px; }
    .grid-4, .grid-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1.4fr repeat(2, 1fr); }
}
@media (max-width: 720px) {
    .container { width: min(100% - 28px, 1180px); }
    .section { padding: 54px 0; }
    .page-hero { padding: 28px 0 38px; }
    .page-hero-card { gap: 28px; padding: 24px; border-radius: 21px; }
    .page-hero p { font-size: 16px; }
    .banner-slider { width: calc(100% - 24px); margin: 14px auto 30px; border-radius: 16px; }
    .slides { aspect-ratio: 4 / 3; min-height: 280px; }
    .slide-overlay { align-items: flex-end; padding: 24px 20px 48px; background: linear-gradient(0deg, rgba(20,52,82,.78), rgba(20,52,82,.06) 74%); }
    .slide-copy h1, .slide-copy h2 { font-size: 28px; }
    .slide-copy p { font-size: 15px; }
    .slider-arrow { width: 42px; height: 42px; margin-top: -21px; }
    .slider-arrow.prev { left: 10px; }
    .slider-arrow.next { right: 10px; }
    .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
    .card, .info-card, .review-card { padding: 22px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 460px) {
    .header-inner { grid-template-columns: 44px 1fr auto; gap: 8px; }
    .mobile-menu-btn { width: 40px; height: 40px; }
    .logo img { max-width: 104px; max-height: 40px; }
    .compact-btn { min-height: 40px; padding: 0 14px; border-radius: 10px; }
    .page-hero-card { padding: 20px; }
    .hero-actions { display: grid; }
    .hero-actions > a { width: 100%; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}