* {
    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;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 9000;
    background: rgba(245,247,251,0.94);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(56,92,138,0.10);
}

.header-inner {
    max-width: 1220px;
    margin: 0 auto;
    padding: 0 22px;
    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: 24px;
    white-space: nowrap;
    flex-wrap: nowrap;
    min-width: 0;
}

.nav-core a {
    color: #4E5F7A;
    position: relative;
    font-weight: 700;
    padding: 8px 4px;
    transition: color .2s ease, background .2s ease;
}

.nav-core a:hover,
.nav-core a.active {
    color: #289CFF;
}

.nav-core a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -12px;
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: #289CFF;
    transform: translateX(-50%);
}

.register-btn,
.mobile-register,
.main-btn,
.text-link-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 22px;
    border-radius: 999px;
    background: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    color: #FFFFFF;
    font-weight: 800;
    box-shadow: 0 10px 20px rgba(36,155,255,0.22);
    white-space: nowrap;
}

.register-btn {
    flex: 0 0 auto;
}

.channel-bar {
    background: rgba(255,255,255,0.78);
    border-top: 1px solid rgba(40,156,255,0.10);
    border-bottom: 1px solid rgba(40,156,255,0.10);
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: thin;
}

.channel-inner {
    max-width: 1220px;
    margin: 0 auto;
    padding: 10px 22px;
    display: flex;
    gap: 8px;
}

.channel-bar a {
    color: #66788A;
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 14px;
    font-weight: 700;
    transition: color .2s ease, background .2s ease;
}

.channel-bar a:hover,
.channel-bar a.active {
    color: #289CFF;
    background: rgba(40,156,255,0.10);
}

.mobile-topbar {
    display: none;
}

.floating-service {
    position: fixed;
    right: 18px;
    top: 42%;
    z-index: 60;
    display: grid;
    gap: 10px;
}

.floating-service a,
.floating-service button {
    width: 58px;
    min-height: 44px;
    border: 1px solid rgba(40,156,255,0.16);
    border-radius: 16px;
    background: #FFFFFF;
    color: #289CFF;
    font-weight: 800;
    box-shadow: 0 14px 30px rgba(56,92,138,0.12);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.floating-service a.register-link {
    background: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    color: #FFFFFF;
}

.page-main {
    min-height: 60vh;
}

.container {
    width: min(1200px, calc(100% - 36px));
    margin: 0 auto;
}

.banner-slider {
    max-width: 1200px;
    height: 360px;
    margin: 28px auto 36px;
    border-radius: 22px;
    background: #FFFFFF;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.banner-slider .slide {
    display: none;
    width: 100%;
    height: 100%;
}

.banner-slider .slide.active {
    display: block;
}

.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: 3;
    border: none;
    border-radius: 999px;
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.86);
    color: #289CFF;
    box-shadow: 0 8px 20px rgba(56,92,138,0.16);
    cursor: pointer;
    font-size: 26px;
    line-height: 1;
}

.slider-arrow.prev {
    left: 16px;
}

.slider-arrow.next {
    right: 16px;
}

.slider-dots {
    position: absolute;
    left: 50%;
    bottom: 14px;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 3;
}

.slider-dots button {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: none;
    background: rgba(40,156,255,0.24);
    padding: 0;
    cursor: pointer;
}

.slider-dots button.active {
    background: #289CFF;
}

.section {
    padding: 34px 0;
}

.section.compact {
    padding: 24px 0;
}

.section-head {
    margin: 0 0 20px;
}

.kicker {
    color: #289CFF;
    font-weight: 900;
    letter-spacing: .04em;
    margin: 0 0 6px;
}

h1,
h2,
h3,
.section-title {
    color: #289CFF;
    line-height: 1.25;
}

h1 {
    font-size: clamp(30px, 4vw, 48px);
    margin: 0 0 16px;
}

h2,
.section-title {
    font-size: clamp(24px, 3vw, 34px);
    margin: 0 0 12px;
}

h3 {
    font-size: 20px;
    margin: 0 0 10px;
}

p {
    margin: 0 0 12px;
}

.lead {
    font-size: 18px;
    color: #4E5F7A;
}

.muted {
    color: #66788A;
}

.small-note {
    color: #8A9AAF;
    font-size: 14px;
}

.hero-card,
.card,
.zone-card,
.info-card,
.review-card,
.faq-item,
.notice-card,
.feature-card,
.page-hero,
.contact-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 {
    margin: 28px auto 20px;
    padding: clamp(28px, 5vw, 54px);
    overflow: hidden;
}

.hero-grid,
.two-col,
.media-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(260px, .92fr);
    gap: 24px;
    align-items: center;
}

.hero-card,
.info-card,
.notice-card,
.contact-card {
    padding: 28px;
}

.content-img,
.zone-card img,
.info-card img,
.app-section img {
    max-width: 100%;
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    background: #F5F7FB;
    border-radius: 22px;
    padding: 12px;
}

.card img,
.feature-card img {
    width: 100%;
    height: 180px;
    object-fit: contain;
    background: #F5F7FB;
    border-radius: 18px;
    padding: 12px;
    margin-bottom: 14px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.card,
.zone-card,
.feature-card,
.review-card,
.faq-item {
    padding: 22px;
}

.card-link {
    display: inline-flex;
    margin-top: 4px;
    color: #289CFF;
    font-weight: 800;
}

.tag-list,
.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.tag-list span,
.badge-row a,
.badge-row span {
    border-radius: 999px;
    padding: 8px 14px;
    color: #289CFF;
    background: rgba(40,156,255,0.10);
    font-weight: 800;
    font-size: 14px;
}

.service-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.zone-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.review-card {
    color: #4E5F7A;
}

.review-card strong {
    display: block;
    color: #289CFF;
    margin-bottom: 8px;
}

.faq-list {
    display: grid;
    gap: 16px;
}

.faq-item h3 {
    color: #243447;
}

.notice-strip {
    background: #DDE4EE;
    border: 1px solid rgba(40,156,255,0.14);
    color: #4E5F7A;
    border-radius: 22px;
    padding: 20px 24px;
}

.site-footer {
    margin-top: 48px;
    background: #243447;
    color: #EAF3FF;
}

.footer-inner {
    width: min(1200px, calc(100% - 36px));
    margin: 0 auto;
    padding: 44px 0;
    display: grid;
    grid-template-columns: 1.15fr .85fr 1fr;
    gap: 28px;
    align-items: start;
}

.footer-brand img {
    max-height: 52px;
    width: auto;
    margin-bottom: 14px;
}

.footer-brand p,
.footer-note p {
    color: #D9E8F8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.footer-links a {
    color: #EAF3FF;
    opacity: .92;
}

.drawer-mask,
.mobile-drawer {
    display: none;
}

.drawer-open {
    overflow: hidden;
}

.app-section {
    display: grid;
    grid-template-columns: minmax(260px, .9fr) minmax(0, 1.1fr);
    gap: 24px;
    align-items: center;
}

.table-like {
    display: grid;
    gap: 12px;
}

.table-like div {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 12px;
    border-radius: 18px;
    background: rgba(255,255,255,0.78);
    border: 1px solid rgba(40,156,255,0.12);
    padding: 14px 16px;
}

.table-like strong {
    color: #289CFF;
}

@media (max-width: 1100px) {
    .nav-core {
        gap: 16px;
    }

    .floating-service {
        display: none;
    }

    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .banner-slider {
        height: 280px;
        margin-top: 22px;
    }

    .hero-grid,
    .two-col,
    .media-grid,
    .app-section,
    .footer-inner {
        grid-template-columns: 1fr;
    }

    .grid-3,
    .service-row,
    .zone-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    body {
        padding-bottom: 74px;
    }

    .site-header {
        min-height: 64px;
    }

    .header-inner,
    .channel-bar {
        display: none;
    }

    .mobile-topbar {
        min-height: 64px;
        padding: 0 14px;
        display: grid;
        grid-template-columns: 54px 1fr auto;
        align-items: center;
        gap: 12px;
    }

    .mobile-menu-btn {
        border: 0;
        background: #FFFFFF;
        color: #289CFF;
        width: 42px;
        height: 42px;
        border-radius: 14px;
        font-size: 24px;
        box-shadow: 0 8px 20px rgba(56,92,138,0.12);
    }

    .mobile-logo {
        justify-self: center;
    }

    .mobile-logo img {
        max-height: 42px;
        width: auto;
    }

    .mobile-register {
        min-height: 38px;
        padding: 0 16px;
    }

    .banner-slider {
        height: 210px;
        width: min(100% - 24px, 1200px);
        border-radius: 18px;
    }

    .slider-arrow {
        width: 34px;
        height: 34px;
        font-size: 20px;
    }

    .slider-arrow.prev {
        left: 10px;
    }

    .slider-arrow.next {
        right: 10px;
    }

    .container {
        width: min(100% - 24px, 1200px);
    }

    .page-hero,
    .hero-card,
    .info-card,
    .notice-card,
    .contact-card,
    .card,
    .zone-card,
    .feature-card,
    .review-card,
    .faq-item {
        border-radius: 18px;
        padding: 18px;
    }

    .grid-2,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .content-img,
    .zone-card img,
    .info-card img,
    .app-section img {
        max-height: 230px;
    }

    .drawer-mask {
        position: fixed;
        inset: 0;
        background: rgba(36,52,71,0.42);
        z-index: 9998;
    }

    .drawer-mask.show {
        display: block;
    }

    .mobile-drawer {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 84vw;
        max-width: 320px;
        height: 100vh;
        transform: translateX(-105%);
        background: #FFFFFF;
        z-index: 10000;
        box-shadow: 18px 0 40px rgba(36,52,71,0.18);
        transition: transform .25s ease;
        overflow-y: auto;
    }

    .mobile-drawer.show {
        transform: translateX(0);
    }

    .drawer-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
        padding: 16px;
        border-bottom: 1px solid rgba(40,156,255,0.12);
        background: #F5F7FB;
    }

    .drawer-head img {
        max-height: 42px;
        width: auto;
    }

    .drawer-head button {
        width: 36px;
        height: 36px;
        border: 0;
        border-radius: 12px;
        background: rgba(40,156,255,0.10);
        color: #289CFF;
        font-size: 26px;
        line-height: 1;
    }

    .drawer-nav {
        display: grid;
        padding: 14px;
        gap: 8px;
    }

    .drawer-nav a {
        padding: 12px 14px;
        border-radius: 14px;
        color: #4E5F7A;
        font-weight: 800;
        background: #F5F7FB;
    }

    .drawer-nav a.active,
    .drawer-nav a:hover {
        color: #289CFF;
        background: rgba(40,156,255,0.10);
    }

    .mobile-bottom-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 8800;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
        padding: 9px 12px calc(9px + env(safe-area-inset-bottom));
        background: rgba(245,247,251,0.96);
        box-shadow: 0 -8px 24px rgba(56,92,138,0.12);
        backdrop-filter: blur(10px);
    }

    .mobile-bottom-nav a {
        min-height: 42px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #66788A;
        font-weight: 800;
        background: #FFFFFF;
    }

    .mobile-bottom-nav a.active,
    .mobile-bottom-nav a:hover {
        color: #289CFF;
        background: rgba(40,156,255,0.10);
    }

    .footer-inner {
        padding-bottom: 92px;
    }

    .table-like div {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 420px) {
    .banner-slider {
        height: 180px;
    }

    h1 {
        font-size: 28px;
    }

    .lead {
        font-size: 16px;
    }
}