* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: #E6EBF2;
    color: #243447;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
button,
a {
    -webkit-tap-highlight-color: transparent;
}
button {
    font: inherit;
}
h1,
h2,
h3,
.section-title {
    color: #289CFF;
    line-height: 1.25;
    margin: 0 0 14px;
}
p {
    margin: 0 0 14px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: rgba(245,247,251,0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(40,156,255,0.12);
}
.header-inner {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 76px;
}
.logo {
    flex: 0 0 auto;
}
.logo img {
    max-height: 52px;
    width: auto;
    display: block;
}
.nav-core {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 22px;
    white-space: nowrap;
    flex-wrap: nowrap;
}
.nav-link {
    color: #4E5F7A;
    font-weight: 700;
    padding: 8px 2px;
    position: relative;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    border-radius: 999px;
    background: #289CFF;
    transform: scaleX(0);
    transition: transform .2s ease;
}
.nav-link:hover,
.nav-link.is-active {
    color: #289CFF;
}
.nav-link:hover::after,
.nav-link.is-active::after {
    transform: scaleX(1);
}
.header-action {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
}
.all-menu-btn {
    border: 1px solid rgba(40,156,255,0.18);
    background: rgba(255,255,255,0.74);
    color: #289CFF;
    border-radius: 999px;
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 800;
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 42px;
    padding: 10px 20px;
    border-radius: 999px;
    border: 0;
    background: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    color: #FFFFFF;
    font-weight: 800;
    box-shadow: 0 10px 22px rgba(36,155,255,0.24);
}
.nav-register {
    min-width: 86px;
}
.mobile-menu-btn {
    display: none;
    border: 0;
    background: transparent;
    width: 44px;
    height: 44px;
    padding: 10px;
    border-radius: 14px;
}
.mobile-menu-btn span {
    display: block;
    height: 2px;
    margin: 5px 0;
    background: #4E5F7A;
    border-radius: 999px;
}
.site-mask {
    position: fixed;
    inset: 0;
    background: rgba(15,30,54,0.36);
    opacity: 0;
    visibility: hidden;
    z-index: 9998;
    transition: opacity .2s ease, visibility .2s ease;
}
.site-mask.is-open {
    opacity: 1;
    visibility: visible;
}
.mega-panel {
    position: fixed;
    top: 76px;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    width: min(1120px, calc(100% - 32px));
    background: rgba(255,255,255,0.96);
    border: 1px solid rgba(40,156,255,0.16);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(56,92,138,0.18);
    z-index: 10000;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.mega-panel.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.mega-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid rgba(40,156,255,0.12);
    padding-bottom: 14px;
    margin-bottom: 18px;
}
.mega-head strong {
    color: #289CFF;
    font-size: 20px;
}
.mega-head p {
    color: #66788A;
    margin: 4px 0 0;
}
.panel-close,
.drawer-close {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(40,156,255,0.15);
    background: #F5F7FB;
    color: #289CFF;
    cursor: pointer;
    font-size: 24px;
    line-height: 1;
}
.mega-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.mega-group {
    background: #F5F7FB;
    border: 1px solid rgba(40,156,255,0.12);
    border-radius: 18px;
    padding: 16px;
}
.mega-group h2 {
    font-size: 17px;
    margin-bottom: 10px;
}
.mega-item {
    display: block;
    padding: 10px 0;
    border-top: 1px solid rgba(78,95,122,0.08);
}
.mega-item:first-of-type {
    border-top: 0;
}
.mega-item span {
    display: block;
    color: #289CFF;
    font-weight: 800;
}
.mega-item em {
    display: block;
    color: #8A9AAF;
    font-size: 13px;
    font-style: normal;
    line-height: 1.55;
}
.mobile-drawer {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(84vw, 320px);
    background: #FFFFFF;
    z-index: 10001;
    transform: translateX(-104%);
    transition: transform .24s ease;
    box-shadow: 22px 0 46px rgba(56,92,138,0.18);
    overflow-y: auto;
}
.mobile-drawer.is-open {
    transform: translateX(0);
}
.drawer-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px;
    border-bottom: 1px solid rgba(40,156,255,0.12);
}
.drawer-logo img {
    max-height: 48px;
    width: auto;
}
.drawer-nav {
    display: grid;
    gap: 8px;
    padding: 18px;
}
.drawer-link {
    padding: 12px 14px;
    border-radius: 14px;
    background: #F5F7FB;
    color: #4E5F7A;
    font-weight: 700;
}
.drawer-link.is-active {
    color: #289CFF;
    background: #EEF2F7;
}
.no-scroll {
    overflow: hidden;
}
.page-wrap,
.home-wrap {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
}
.home-wrap {
    padding-bottom: 52px;
}
.page-main {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
    padding: 34px 0 56px;
}
.banner-slider {
    max-width: 1200px;
    margin: 28px auto 36px;
    border-radius: 22px;
    background: #FFFFFF;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
    overflow: hidden;
    position: relative;
    height: clamp(220px, 38vw, 468px);
}
.banner-track,
.banner-slide {
    height: 100%;
}
.banner-slide {
    display: none;
}
.banner-slide.is-active {
    display: flex;
    align-items: center;
    justify-content: center;
}
.banner-slider img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #FFFFFF;
}
.banner-caption,
.banner-text,
.slide-title,
.slide-desc,
.slide-content,
.slide-card,
.banner-card {
    display: none !important;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.86);
    color: #289CFF;
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(56,92,138,0.16);
}
.slider-arrow.prev {
    left: 16px;
}
.slider-arrow.next {
    right: 16px;
}
.slider-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 14px;
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 5;
}
.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 0;
    background: rgba(40,156,255,0.32);
    cursor: pointer;
}
.slider-dot.is-active {
    background: #289CFF;
}
.section {
    margin: 28px 0;
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 18px;
}
.section-kicker,
.tag,
.stat-number,
.card-number,
.notice-strong {
    color: #289CFF;
    font-weight: 800;
}
.section-kicker {
    display: inline-block;
    margin-bottom: 8px;
}
.section-head p,
.lead,
.muted,
.card p,
.zone-card p,
.info-card p,
.review-card p {
    color: #66788A;
}
.lead {
    font-size: 18px;
}
.card,
.zone-card,
.info-card,
.review-card,
.page-hero,
.feature-panel,
.notice-panel,
.faq-item,
.route-card,
.service-row,
.quick-card {
    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: 24px;
}
.page-hero {
    padding: clamp(26px, 5vw, 56px);
    margin-bottom: 28px;
    background: linear-gradient(135deg, rgba(255,255,255,.95), rgba(238,242,247,.95));
}
.page-hero h1 {
    font-size: clamp(30px, 5vw, 52px);
}
.page-hero p {
    max-width: 820px;
    font-size: 18px;
    color: #66788A;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}
.ghost-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(40,156,255,0.22);
    color: #289CFF;
    background: rgba(255,255,255,0.78);
    font-weight: 800;
}
.guide-grid,
.three-grid,
.product-grid,
.review-grid,
.faq-grid,
.quick-grid,
.route-grid,
.notice-grid,
.stat-grid {
    display: grid;
    gap: 18px;
}
.guide-grid {
    grid-template-columns: 1.2fr .8fr;
}
.three-grid,
.review-grid,
.notice-grid {
    grid-template-columns: repeat(3, 1fr);
}
.product-grid,
.quick-grid,
.route-grid,
.faq-grid {
    grid-template-columns: repeat(2, 1fr);
}
.stat-grid {
    grid-template-columns: repeat(4, 1fr);
}
.card,
.zone-card,
.info-card,
.review-card,
.quick-card,
.route-card,
.notice-panel,
.faq-item {
    padding: 22px;
}
.card h3,
.zone-card h3,
.info-card h3,
.review-card h3,
.quick-card h3,
.route-card h3,
.notice-panel h3,
.faq-item h3 {
    font-size: 21px;
}
.card-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 14px;
    background: #EEF2F7;
    margin-bottom: 12px;
}
.content-img,
.zone-card img,
.app-section img,
.banner-slider img {
    max-width: 100%;
    height: auto;
}
.content-img {
    width: 100%;
    border-radius: 22px;
    background: #FFFFFF;
    object-fit: contain;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
}
.image-card {
    background: #FFFFFF;
    border-radius: 24px;
    padding: 14px;
    border: 1px solid rgba(40,156,255,0.16);
    box-shadow: 0 14px 36px rgba(56,92,138,0.10);
}
.image-card img {
    width: 100%;
    object-fit: contain;
    border-radius: 18px;
    background: #F5F7FB;
}
.feature-panel {
    padding: clamp(22px, 4vw, 36px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 26px;
    align-items: center;
}
.feature-panel.reverse .image-card {
    order: -1;
}
.service-row {
    padding: 26px;
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 24px;
    align-items: center;
}
.service-list {
    display: grid;
    gap: 12px;
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
}
.service-list li {
    padding: 12px 14px;
    border-radius: 14px;
    background: #F5F7FB;
    color: #4E5F7A;
}
.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}
.pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    color: #289CFF;
    background: #EEF2F7;
    font-weight: 700;
}
.review-card strong {
    color: #243447;
}
.review-card span {
    display: block;
    color: #8A9AAF;
    margin-top: 8px;
    font-size: 14px;
}
.faq-item h3 {
    margin-bottom: 8px;
}
.bottom-reminder {
    background: #DDE4EE;
    border: 1px solid rgba(40,156,255,0.16);
    color: #4E5F7A;
    border-radius: 24px;
    padding: 24px;
}
.page-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.full-span {
    grid-column: 1 / -1;
}
.contact-box {
    display: grid;
    gap: 12px;
}
.contact-line {
    padding: 14px;
    border-radius: 16px;
    background: #F5F7FB;
}
.site-footer {
    background: #243447;
    color: #EAF3FF;
    padding: 44px 0 22px;
}
.footer-inner {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr .7fr .7fr;
    gap: 28px;
}
.footer-logo img {
    max-height: 52px;
    width: auto;
    margin-bottom: 16px;
}
.footer-brand p,
.footer-bottom {
    color: rgba(234,243,255,0.82);
}
.footer-col h2 {
    color: #EAF3FF;
    font-size: 18px;
}
.footer-col a {
    display: block;
    color: rgba(234,243,255,0.82);
    padding: 5px 0;
}
.footer-bottom {
    width: min(1200px, calc(100% - 32px));
    margin: 28px auto 0;
    padding-top: 18px;
    border-top: 1px solid rgba(234,243,255,0.16);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
@media (max-width: 920px) {
    .nav-core,
    .all-menu-btn {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
        flex: 0 0 auto;
    }
    .header-inner {
        min-height: 68px;
        gap: 10px;
        width: min(100% - 20px, 1200px);
    }
    .logo {
        margin: 0 auto;
    }
    .logo img {
        max-height: 46px;
    }
    .header-action {
        gap: 0;
    }
    .nav-register {
        min-width: 72px;
        padding: 9px 16px;
    }
    .mega-panel {
        display: none;
    }
    .banner-slider {
        margin: 18px auto 24px;
        height: clamp(180px, 54vw, 320px);
        border-radius: 18px;
    }
    .guide-grid,
    .three-grid,
    .product-grid,
    .review-grid,
    .faq-grid,
    .quick-grid,
    .route-grid,
    .notice-grid,
    .stat-grid,
    .feature-panel,
    .service-row,
    .page-columns,
    .footer-inner {
        grid-template-columns: 1fr;
    }
    .feature-panel.reverse .image-card {
        order: 0;
    }
    .section-head {
        display: block;
    }
    .footer-bottom {
        display: block;
    }
    .footer-bottom span {
        display: block;
        margin-top: 8px;
    }
}
@media (max-width: 560px) {
    .page-wrap,
    .home-wrap,
    .page-main {
        width: min(100% - 24px, 1200px);
    }
    .page-hero,
    .card,
    .zone-card,
    .info-card,
    .review-card,
    .quick-card,
    .route-card,
    .notice-panel,
    .faq-item {
        border-radius: 18px;
        padding: 18px;
    }
    .slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 24px;
    }
    .slider-arrow.prev {
        left: 10px;
    }
    .slider-arrow.next {
        right: 10px;
    }
    .lead,
    .page-hero p {
        font-size: 16px;
    }
}