* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: #E6EBF2;
    color: #243447;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    line-height: 1.75;
    padding-top: 78px;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #F5F7FB;
    box-shadow: 0 10px 28px rgba(46, 80, 126, 0.12);
}
.nav-wrap {
    max-width: 1240px;
    margin: 0 auto;
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 22px;
    padding: 0 20px;
}
.brand-logo img,
.drawer-logo img,
.footer-logo img {
    width: 138px;
    height: auto;
}
.nav {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    overflow-x: auto;
    scrollbar-width: none;
}
.nav::-webkit-scrollbar {
    display: none;
}
.nav a {
    color: #4E5F7A;
    font-weight: 700;
    font-size: 14px;
    padding: 10px 10px;
    border-radius: 999px;
    white-space: nowrap;
    transition: all .2s ease;
}
.nav a:hover,
.nav a.active,
.drawer-nav a.active {
    color: #289CFF;
    background: rgba(40, 156, 255, 0.10);
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 42px;
    padding: 0 24px;
    border-radius: 999px;
    background: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    color: #FFFFFF;
    font-weight: 800;
    box-shadow: 0 12px 26px rgba(36, 155, 255, 0.28);
    border: 0;
}
.main-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(36, 155, 255, 0.32);
}
.text-link {
    display: inline-flex;
    color: #289CFF;
    font-weight: 800;
    margin-top: 8px;
}
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 14px;
    background: #FFFFFF;
    box-shadow: 0 8px 20px rgba(56,92,138,0.12);
    padding: 10px;
}
.menu-toggle span {
    display: block;
    height: 2px;
    background: #4E5F7A;
    margin: 5px 0;
    border-radius: 999px;
}
.drawer-mask {
    position: fixed;
    inset: 0;
    background: rgba(36, 52, 71, 0.42);
    z-index: 1001;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
}
.mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: min(88vw, 360px);
    height: 100vh;
    background: #F5F7FB;
    z-index: 1002;
    transform: translateX(105%);
    transition: transform .24s ease;
    box-shadow: -20px 0 40px rgba(36,52,71,0.22);
    overflow-y: auto;
}
.drawer-open .drawer-mask {
    opacity: 1;
    pointer-events: auto;
}
.drawer-open .mobile-drawer {
    transform: translateX(0);
}
.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px;
    border-bottom: 1px solid rgba(40,156,255,0.12);
}
.drawer-close {
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 50%;
    background: #FFFFFF;
    color: #4E5F7A;
    font-size: 26px;
    line-height: 1;
}
.drawer-nav {
    padding: 16px 18px 28px;
    display: grid;
    gap: 10px;
}
.drawer-nav a {
    color: #4E5F7A;
    font-weight: 800;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.75);
}
.drawer-btn {
    color: #FFFFFF !important;
    margin-top: 8px;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.hero-section {
    max-width: 1200px;
    margin: 28px auto 36px;
    border-radius: 20px;
    background: #FFFFFF;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
    overflow: hidden;
    position: relative;
}
.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(300px, .96fr);
    gap: 30px;
    align-items: center;
    padding: 46px;
}
.hero-kicker,
.section-kicker,
.tag,
.num,
.badge {
    color: #289CFF;
    font-weight: 800;
}
h1, h2, h3, .section-title {
    color: #289CFF;
    line-height: 1.25;
    margin: 0 0 14px;
}
h1 {
    font-size: clamp(34px, 5vw, 56px);
    letter-spacing: -0.02em;
}
h2, .section-title {
    font-size: clamp(26px, 3vw, 38px);
}
h3 {
    font-size: 21px;
}
p {
    margin: 0 0 14px;
}
.lead {
    font-size: 17px;
    color: #243447;
}
.muted,
.fine-text,
.meta-text {
    color: #66788A;
}
.note-text {
    color: #8A9AAF;
    font-size: 14px;
}
.hero-tags,
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 22px 0 26px;
}
.tag,
.badge {
    border: 1px solid rgba(40,156,255,0.20);
    background: #EEF2F7;
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 14px;
}
.hero-media {
    background: #EEF2F7;
    border-radius: 22px;
    padding: 14px;
    border: 1px solid rgba(40,156,255,0.14);
}
.hero-section img,
.content-img,
.zone-card img,
.app-section img {
    max-width: 100%;
    height: auto;
}
.hero-media img,
.image-card img,
.media-box img,
.product-visual img {
    width: 100%;
    height: auto;
    border-radius: 18px;
}
.section {
    padding: 38px 0;
}
.section-head {
    max-width: 820px;
    margin: 0 auto 24px;
    text-align: center;
}
.section-head p {
    color: #66788A;
    font-size: 16px;
}
.grid {
    display: grid;
    gap: 18px;
}
.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));
}
.card,
.zone-card,
.info-card,
.review-card,
.faq-item,
.step-card,
.notice-card,
.profile-card,
.media-panel {
    background: rgba(255,255,255,0.92);
    border: 1px solid rgba(40,156,255,0.16);
    box-shadow: 0 14px 36px rgba(56,92,138,0.10);
    border-radius: 20px;
    padding: 24px;
}
.card h3,
.zone-card h3,
.info-card h3,
.review-card h3,
.faq-item h3,
.step-card h3,
.notice-card h3,
.profile-card h3 {
    margin-bottom: 10px;
}
.card p,
.zone-card p,
.info-card p,
.review-card p,
.faq-item p,
.step-card p,
.notice-card p,
.profile-card p {
    color: #66788A;
}
.media-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 26px;
    align-items: center;
    background: #FFFFFF;
}
.media-panel.alt {
    background: #F5F7FB;
}
.media-copy ul,
.clean-list {
    margin: 16px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}
.media-copy li,
.clean-list li {
    position: relative;
    padding-left: 20px;
    color: #66788A;
}
.media-copy li::before,
.clean-list li::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #289CFF;
    position: absolute;
    left: 0;
    top: 11px;
}
.product-visual {
    background: #EEF2F7;
    border-radius: 20px;
    padding: 12px;
}
.steps {
    counter-reset: step;
}
.step-card {
    position: relative;
}
.step-card .num {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(40,156,255,0.12);
    margin-bottom: 12px;
}
.review-card {
    background: #FFFFFF;
}
.review-card strong {
    display: block;
    color: #243447;
    margin-top: 12px;
}
.notice-strip {
    background: #DDE4EE;
    border-radius: 20px;
    padding: 24px;
    border: 1px solid rgba(40,156,255,0.12);
}
.notice-strip p {
    color: #4E5F7A;
}
.page-hero {
    max-width: 1200px;
    margin: 28px auto 28px;
    border-radius: 22px;
    padding: 48px;
    background: #FFFFFF;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
}
.page-hero .lead {
    max-width: 850px;
}
.breadcrumb {
    color: #8A9AAF;
    font-size: 14px;
    margin-bottom: 12px;
}
.breadcrumb a {
    color: #289CFF;
    font-weight: 700;
}
.cta-band {
    margin: 38px auto;
    border-radius: 22px;
    padding: 34px;
    background: linear-gradient(135deg, #FFFFFF 0%, #EEF2F7 100%);
    border: 1px solid rgba(40,156,255,0.14);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.faq-list {
    display: grid;
    gap: 16px;
}
.faq-item h3 {
    font-size: 19px;
}
.table-card {
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
    background: #FFFFFF;
    border-radius: 18px;
    overflow: hidden;
}
th, td {
    padding: 16px;
    border-bottom: 1px solid #EEF2F7;
    text-align: left;
    color: #4E5F7A;
}
th {
    color: #289CFF;
    background: #F5F7FB;
}
.site-footer {
    margin-top: 48px;
    background: #243447;
    color: #EAF3FF;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 44px 20px 30px;
    display: grid;
    grid-template-columns: 1.1fr 1.6fr;
    gap: 40px;
}
.footer-brand p {
    color: rgba(234,243,255,0.82);
    margin-top: 18px;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.footer-links h3 {
    color: #EAF3FF;
    font-size: 16px;
    margin-bottom: 12px;
}
.footer-links a {
    display: block;
    color: rgba(234,243,255,0.76);
    margin: 8px 0;
}
.footer-links a:hover {
    color: #FFFFFF;
}
.footer-note {
    border-top: 1px solid rgba(234,243,255,0.12);
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px 28px;
    color: rgba(234,243,255,0.72);
    font-size: 14px;
}
@media (max-width: 1060px) {
    .nav { display: none; }
    .menu-toggle { display: block; }
    .nav-wrap { justify-content: space-between; }
    .nav-action { margin-left: auto; }
    .hero-grid,
    .media-panel,
    .footer-inner {
        grid-template-columns: 1fr;
    }
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
    body { padding-top: 68px; }
    .nav-wrap { min-height: 68px; padding: 0 14px; gap: 12px; }
    .brand-logo img { width: 118px; }
    .nav-action { display: none; }
    .hero-section { margin: 18px 14px 24px; border-radius: 18px; }
    .hero-grid { padding: 26px 18px; grid-template-columns: 1fr; }
    .page-hero { margin: 18px 14px 22px; padding: 30px 20px; }
    .container { padding: 0 14px; }
    .grid-2,
    .grid-3,
    .grid-4 { grid-template-columns: 1fr; }
    .section { padding: 28px 0; }
    .card,
    .zone-card,
    .info-card,
    .review-card,
    .faq-item,
    .step-card,
    .notice-card,
    .profile-card,
    .media-panel,
    .cta-band { padding: 20px; border-radius: 18px; }
    .cta-band { align-items: flex-start; flex-direction: column; }
    .footer-links { grid-template-columns: 1fr; }
    h1 { font-size: 34px; }
}