* {
    box-sizing: border-box;
}
:root {
    --bg: #FFFFFF;
    --soft: #F5F7FB;
    --blue-soft: #EEF4FF;
    --brand: #315CFF;
    --brand-2: #4F73FF;
    --brand-3: #6B8DFF;
    --title: #17213A;
    --text: #252B3A;
    --muted: #5F6B82;
    --light: #8A95AA;
    --border: rgba(49,92,255,0.14);
    --shadow: 0 14px 34px rgba(31,45,85,0.08);
    --radius: 18px;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.75;
    padding-top: 126px;
}
body.drawer-open {
    overflow: hidden;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    display: block;
}
.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}
.site-header {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid rgba(49,92,255,0.12);
    backdrop-filter: blur(10px);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 74px;
}
.logo img {
    max-height: 52px;
    width: auto;
    display: block;
}
.nav-core {
    display: flex;
    align-items: center;
    gap: 24px;
    white-space: nowrap;
    flex-wrap: nowrap;
    flex: 1;
    justify-content: center;
}
.nav-core a {
    color: var(--text);
    position: relative;
    font-weight: 600;
    font-size: 15px;
}
.nav-core a:hover,
.nav-core a.active {
    color: var(--brand);
}
.nav-core a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -12px;
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: var(--brand);
    transform: translateX(-50%);
}
.register-btn,
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 22px;
    background: linear-gradient(135deg, #315CFF 0%, #5F7DFF 52%, #8CA5FF 100%);
    color: #FFFFFF;
    border-radius: 999px;
    font-weight: 700;
    border: 0;
    box-shadow: 0 10px 24px rgba(49,92,255,0.22);
}
.register-btn:hover,
.main-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(49,92,255,0.28);
}
.channel-bar {
    background: var(--soft);
    border-bottom: 1px solid rgba(49,92,255,0.10);
}
.channel-scroll {
    display: flex;
    gap: 8px;
    align-items: center;
    min-height: 50px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
}
.channel-scroll::-webkit-scrollbar {
    display: none;
}
.channel-bar a {
    display: inline-flex;
    align-items: center;
    color: var(--muted);
    padding: 8px 13px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
}
.channel-bar a:hover,
.channel-bar a.active {
    color: var(--brand);
    background: rgba(49,92,255,0.10);
}
.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    padding: 9px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
}
.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--brand);
    border-radius: 999px;
}
.site-main {
    min-height: 60vh;
}
.banner-slider {
    max-width: 1180px;
    margin: 24px auto 34px;
    border-radius: 22px;
    background: var(--soft);
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
    min-height: 260px;
    height: clamp(260px, 29vw, 360px);
}
.slides,
.slide {
    width: 100%;
    height: 100%;
}
.slide {
    display: none;
}
.slide.active {
    display: block;
}
.banner-slider img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--soft);
}
.banner-caption,
.banner-text,
.slide-title,
.slide-desc,
.slide-content,
.slide-card,
.banner-card {
    display: none !important;
}
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 999px;
    background: rgba(255,255,255,0.86);
    box-shadow: 0 10px 24px rgba(31,45,85,0.16);
    cursor: pointer;
}
.slider-btn::before {
    display: block;
    color: var(--brand);
    font-size: 30px;
    line-height: 42px;
    font-weight: 700;
}
.slider-btn.prev {
    left: 18px;
}
.slider-btn.next {
    right: 18px;
}
.slider-btn.prev::before {
    content: "‹";
}
.slider-btn.next::before {
    content: "›";
}
.slider-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 15px;
    display: flex;
    justify-content: center;
    gap: 8px;
}
.slider-dots button {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(49,92,255,0.28);
    cursor: pointer;
}
.slider-dots button.active {
    width: 24px;
    background: var(--brand);
}
.section {
    padding: 38px 0;
}
.section.soft {
    background: var(--soft);
}
.section.blue {
    background: var(--blue-soft);
}
.section-head {
    max-width: 760px;
    margin-bottom: 24px;
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--brand);
    background: rgba(49,92,255,0.09);
    border: 1px solid rgba(49,92,255,0.12);
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 12px;
}
h1,
h2,
h3,
.section-title {
    color: var(--title);
    line-height: 1.25;
    margin: 0 0 14px;
}
h1 {
    font-size: clamp(30px, 4vw, 48px);
}
h2,
.section-title {
    font-size: clamp(24px, 3vw, 34px);
}
h3 {
    font-size: 20px;
}
p {
    margin: 0 0 14px;
}
.lead {
    color: var(--muted);
    font-size: 17px;
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: center;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.grid-auto {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}
.card,
.zone-card,
.info-card,
.review-card,
.notice-card,
.faq-card,
.page-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-radius: var(--radius);
}
.card,
.zone-card,
.info-card,
.review-card,
.notice-card,
.faq-card,
.page-card {
    padding: 22px;
}
.card h3,
.zone-card h3,
.info-card h3,
.review-card h3,
.notice-card h3,
.faq-card h3,
.page-card h3 {
    margin-bottom: 9px;
}
.card p,
.zone-card p,
.info-card p,
.review-card p,
.notice-card p,
.faq-card p,
.page-card p {
    color: var(--muted);
}
.hero-panel {
    padding: 34px;
    background: linear-gradient(135deg, #FFFFFF 0%, #F8FAFF 48%, #EEF4FF 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}
.hero-panel .actions {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 18px;
}
.sub-link {
    color: var(--brand);
    font-weight: 700;
}
.content-img-wrap {
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 14px;
}
.content-img,
.zone-card img,
.info-card img,
.product-card img {
    width: 100%;
    object-fit: contain;
    background: var(--soft);
    border-radius: 14px;
}
.content-img {
    height: clamp(220px, 27vw, 300px);
}
.zone-card img,
.info-card img {
    height: 160px;
    margin-bottom: 16px;
}
.product-card img {
    height: 160px;
    margin-bottom: 14px;
}
.news-strip {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 16px;
}
.news-item {
    padding: 20px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: 18px;
}
.news-item strong {
    display: block;
    color: var(--title);
    margin-bottom: 7px;
}
.news-item span {
    color: var(--muted);
    font-size: 14px;
}
.advantage-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 16px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
}
.advantage-item {
    padding: 16px;
    background: var(--blue-soft);
    border-radius: 16px;
}
.advantage-item b {
    display: block;
    color: var(--brand);
    margin-bottom: 4px;
}
.advantage-item span {
    color: var(--muted);
    font-size: 14px;
}
.topic-band {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 24px;
    align-items: stretch;
}
.topic-text {
    padding: 30px;
    border-radius: 24px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.topic-list {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}
.topic-list span,
.check-list li {
    display: flex;
    gap: 10px;
    color: var(--muted);
}
.topic-list span::before,
.check-list li::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--brand);
    flex: 0 0 auto;
    margin-top: 10px;
}
.check-list {
    padding: 0;
    margin: 14px 0 0;
    list-style: none;
}
.horizontal-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.matrix {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 14px;
}
.matrix .zone-card {
    padding: 14px;
}
.matrix .zone-card img {
    height: 118px;
}
.matrix .zone-card h3 {
    font-size: 17px;
}
.app-block {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 26px;
    align-items: center;
    padding: 28px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-radius: 24px;
}
.app-block img {
    width: 100%;
    height: 270px;
    object-fit: contain;
    background: var(--soft);
    border-radius: 18px;
}
.notice-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.review-card strong {
    color: var(--title);
}
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}
.compliance {
    background: linear-gradient(135deg, #EEF4FF 0%, #FFFFFF 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
}
.page-hero {
    padding: 46px 0 30px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F7FB 100%);
}
.page-hero-box {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 28px;
    align-items: center;
    padding: 34px;
    border-radius: 24px;
    background: #FFFFFF;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.page-hero-box.no-image {
    display: block;
}
.page-hero-box img {
    width: 100%;
    height: 260px;
    object-fit: contain;
    background: var(--soft);
    border-radius: 18px;
}
.page-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
}
.tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(49,92,255,0.10);
    color: var(--brand);
    font-weight: 700;
    font-size: 13px;
}
.article-list {
    display: grid;
    gap: 16px;
}
.article-item {
    padding: 22px;
    border-radius: 18px;
    background: #FFFFFF;
    border: 1px solid var(--border);
}
.article-item h3 {
    margin-bottom: 8px;
}
.article-item p {
    color: var(--muted);
}
.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #FFFFFF;
    box-shadow: var(--shadow);
}
table {
    width: 100%;
    border-collapse: collapse;
    min-width: 680px;
}
th,
td {
    text-align: left;
    padding: 15px 18px;
    border-bottom: 1px solid rgba(49,92,255,0.10);
}
th {
    color: var(--title);
    background: var(--blue-soft);
}
td {
    color: var(--muted);
}
.site-footer {
    background: #101828;
    color: #D8E0F2;
    padding: 50px 0 88px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.7fr 1fr 1fr 1fr;
    gap: 28px;
}
.footer-logo img,
footer .logo img {
    max-height: 48px;
}
.footer-brand p {
    color: #D8E0F2;
    margin-top: 14px;
}
.footer-note {
    color: #AEB8CC !important;
    font-size: 14px;
}
.footer-col h3 {
    color: #FFFFFF;
    margin-bottom: 14px;
    font-size: 17px;
}
.footer-col a {
    display: block;
    color: #D8E0F2;
    margin: 9px 0;
}
.footer-col a:hover {
    color: #FFFFFF;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 20px;
    margin-top: 34px;
    color: #AEB8CC;
    font-size: 14px;
}
.drawer-mask {
    position: fixed;
    inset: 0;
    background: rgba(16,24,40,0.44);
    z-index: 1200;
    opacity: 0;
    visibility: hidden;
    transition: 0.2s ease;
}
.drawer-mask.show {
    opacity: 1;
    visibility: visible;
}
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: min(84vw, 320px);
    height: 100vh;
    background: #FFFFFF;
    z-index: 1300;
    transform: translateX(-105%);
    transition: 0.24s ease;
    overflow-y: auto;
    box-shadow: 20px 0 50px rgba(16,24,40,0.22);
}
.mobile-drawer.open {
    transform: translateX(0);
}
.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px;
    border-bottom: 1px solid var(--border);
}
.drawer-head img {
    max-height: 48px;
    width: auto;
}
.drawer-close {
    width: 38px;
    height: 38px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    color: var(--brand);
    font-size: 24px;
}
.drawer-nav {
    padding: 14px 18px 30px;
    display: grid;
    gap: 8px;
}
.drawer-nav a {
    padding: 12px 14px;
    border-radius: 14px;
    color: var(--text);
    font-weight: 700;
}
.drawer-nav a.active,
.drawer-nav a:hover {
    color: var(--brand);
    background: rgba(49,92,255,0.10);
}
.mobile-bottom-nav {
    display: none;
}
@media (max-width: 1120px) {
    .nav-core {
        gap: 16px;
    }
    .matrix {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (max-width: 920px) {
    body {
        padding-top: 74px;
        padding-bottom: 72px;
    }
    .nav-core,
    .channel-bar {
        display: none;
    }
    .menu-toggle {
        display: flex;
    }
    .header-inner {
        min-height: 64px;
        gap: 12px;
    }
    .header-inner .logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    .logo img {
        max-height: 46px;
    }
    .header-register {
        min-height: 38px;
        padding: 0 16px;
    }
    .banner-slider {
        width: min(100% - 24px, 1180px);
        margin: 14px auto 24px;
        height: clamp(150px, 42vw, 210px);
        min-height: 150px;
        border-radius: 16px;
    }
    .slider-btn {
        width: 34px;
        height: 34px;
    }
    .slider-btn::before {
        font-size: 24px;
        line-height: 34px;
    }
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-auto,
    .topic-band,
    .app-block,
    .page-hero-box,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .horizontal-cards,
    .notice-list,
    .review-grid,
    .faq-grid,
    .news-strip,
    .advantage-bar {
        grid-template-columns: 1fr 1fr;
    }
    .matrix {
        grid-template-columns: repeat(2, 1fr);
    }
    .mobile-bottom-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 999;
        min-height: 62px;
        background: #FFFFFF;
        border-top: 1px solid #E5E9F2;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        box-shadow: 0 -8px 24px rgba(31,45,85,0.08);
    }
    .mobile-bottom-nav a {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2px;
        color: var(--muted);
        font-size: 12px;
        font-weight: 700;
    }
    .mobile-bottom-nav a span {
        font-size: 17px;
        line-height: 1;
    }
    .mobile-bottom-nav a.active {
        color: var(--brand);
    }
    .footer-bottom {
        flex-direction: column;
    }
}
@media (max-width: 620px) {
    .container {
        width: min(100% - 24px, 1180px);
    }
    .section {
        padding: 28px 0;
    }
    .hero-panel,
    .page-hero-box,
    .topic-text,
    .app-block,
    .compliance {
        padding: 22px;
        border-radius: 18px;
    }
    .horizontal-cards,
    .notice-list,
    .review-grid,
    .faq-grid,
    .news-strip,
    .advantage-bar,
    .matrix {
        grid-template-columns: 1fr;
    }
    .zone-card img,
    .info-card img,
    .product-card img {
        height: 140px;
    }
    .content-img,
    .page-hero-box img,
    .app-block img {
        height: 210px;
    }
    .header-register {
        padding: 0 14px;
    }
}