* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    background: #E6EBF2;
    color: #243447;
    line-height: 1.75;
    overflow-x: hidden;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: #F5F7FB;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(56,92,138,0.10);
}
.header-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 72px;
}
.logo {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}
.logo img {
    max-height: 52px;
    width: auto;
}
.nav-wrap {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    justify-content: center;
}
.nav {
    display: flex;
    align-items: center;
    gap: 20px;
    white-space: nowrap;
    flex-wrap: nowrap;
}
.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    height: 42px;
    border: 0;
    background: transparent;
    color: #4E5F7A;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    padding: 0;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    border-radius: 999px;
    background: transparent;
}
.nav-link:hover,
.nav-link.active {
    color: #289CFF;
}
.nav-link.active::after {
    background: #289CFF;
}
.dropdown,
.more-dropdown {
    position: relative;
}
.dropdown-toggle::before {
    content: "";
    width: 6px;
    height: 6px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    order: 2;
    margin-left: 7px;
    margin-top: -4px;
}
.dropdown-menu,
.more-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 188px;
    background: #FFFFFF;
    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: 10000;
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.more-menu {
    right: 0;
    left: auto;
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu a,
.more-menu a {
    display: block;
    padding: 11px 14px;
    color: #4E5F7A;
    white-space: nowrap;
    border-radius: 10px;
    font-weight: 650;
}
.dropdown-menu a:hover,
.more-menu a:hover {
    color: #289CFF;
    background: rgba(40,156,255,0.08);
}
.header-action {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 24px;
    background: linear-gradient(180deg, #32D1F6 0%, #27B9F4 35%, #249BFF 100%);
    color: #FFFFFF;
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(36,155,255,0.25);
    font-weight: 800;
    border: 0;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.main-btn:hover {
    background: linear-gradient(180deg, #48D9F7 0%, #1E90F0 100%);
    transform: translateY(-1px);
    box-shadow: 0 14px 26px rgba(36,155,255,0.30);
}
.mobile-menu-btn {
    display: none;
    border: 0;
    background: transparent;
    width: 42px;
    height: 42px;
    padding: 9px;
}
.mobile-menu-btn span {
    display: block;
    height: 2px;
    border-radius: 8px;
    background: #4E5F7A;
    margin: 6px 0;
}
main {
    min-height: 60vh;
}
.container {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
}
.banner-slider {
    width: min(1200px, calc(100% - 36px));
    height: clamp(220px, 38vw, 520px);
    margin: 28px auto 36px;
    border-radius: 20px;
    background: #FFFFFF;
    box-shadow: 0 18px 40px rgba(56,92,138,0.12);
    overflow: hidden;
    position: relative;
}
.slides,
.slide {
    width: 100%;
    height: 100%;
}
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity .42s ease, visibility .42s ease;
}
.slide.active {
    opacity: 1;
    visibility: visible;
}
.banner-slider img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #FFFFFF;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 999px;
    background: rgba(255,255,255,0.86);
    box-shadow: 0 8px 18px rgba(56,92,138,0.18);
    transform: translateY(-50%);
    cursor: pointer;
    z-index: 4;
}
.slider-arrow::before {
    display: block;
    color: #289CFF;
    font-size: 30px;
    line-height: 42px;
    text-align: center;
    font-weight: 300;
}
.slider-arrow.prev {
    left: 16px;
}
.slider-arrow.next {
    right: 16px;
}
.slider-arrow.prev::before {
    content: "‹";
}
.slider-arrow.next::before {
    content: "›";
}
.slider-dots {
    position: absolute;
    left: 50%;
    bottom: 16px;
    display: flex;
    gap: 8px;
    transform: translateX(-50%);
    z-index: 5;
}
.slider-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: 0;
    background: rgba(40,156,255,0.35);
    cursor: pointer;
    padding: 0;
}
.slider-dot.active {
    width: 24px;
    border-radius: 999px;
    background: #289CFF;
}
.banner-caption,
.banner-text,
.slide-title,
.slide-desc,
.slide-content,
.slide-card,
.banner-card {
    display: none !important;
}
.section {
    padding: 42px 0;
}
.section.compact {
    padding: 28px 0;
}
.section-head {
    max-width: 800px;
    margin-bottom: 24px;
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #289CFF;
    font-weight: 800;
    background: rgba(40,156,255,0.08);
    border: 1px solid rgba(40,156,255,0.12);
    border-radius: 999px;
    padding: 5px 12px;
    margin-bottom: 12px;
}
h1,
h2,
h3,
.section-title {
    color: #289CFF;
    line-height: 1.25;
    margin: 0 0 14px;
}
h1 {
    font-size: clamp(32px, 5vw, 54px);
}
h2,
.section-title {
    font-size: clamp(24px, 3vw, 36px);
}
h3 {
    font-size: 20px;
}
p {
    margin: 0 0 14px;
}
.lead {
    font-size: 17px;
    color: #243447;
}
.muted {
    color: #66788A;
}
.small-note {
    color: #8A9AAF;
    font-size: 14px;
}
.card,
.zone-card,
.info-card,
.review-card,
.faq-item {
    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;
}
.card,
.info-card,
.review-card,
.faq-item {
    padding: 24px;
}
.grid {
    display: grid;
    gap: 20px;
}
.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));
}
.text-link {
    display: inline-flex;
    align-items: center;
    color: #289CFF;
    font-weight: 800;
    margin-top: 8px;
}
.text-link::after {
    content: "›";
    margin-left: 6px;
}
.welcome-card {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr);
    align-items: center;
    gap: 28px;
    background: #FFFFFF;
    border-radius: 24px;
    padding: clamp(26px, 5vw, 52px);
    border: 1px solid rgba(40,156,255,0.16);
    box-shadow: 0 18px 46px rgba(56,92,138,0.12);
}
.welcome-card img,
.inner-hero img,
.feature-img,
.content-img,
.zone-card img,
.app-visual img {
    width: 100%;
    object-fit: contain;
    border-radius: 18px;
    background: #F5F7FB;
}
.welcome-card img {
    max-height: 360px;
}
.inner-hero {
    padding: 44px 0 26px;
}
.inner-hero-card {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
    align-items: center;
    gap: 30px;
    background: #FFFFFF;
    border-radius: 26px;
    padding: clamp(26px, 5vw, 54px);
    border: 1px solid rgba(40,156,255,0.16);
    box-shadow: 0 18px 46px rgba(56,92,138,0.12);
}
.inner-hero img {
    max-height: 340px;
}
.entry-card {
    min-height: 188px;
}
.entry-card .num {
    display: inline-flex;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    background: #289CFF;
    font-weight: 800;
    margin-bottom: 14px;
}
.zone-card {
    overflow: hidden;
}
.zone-card img {
    height: 190px;
    border-radius: 20px 20px 0 0;
}
.zone-card-body {
    padding: 22px;
}
.feature-list {
    display: grid;
    gap: 12px;
    margin: 18px 0 0;
}
.feature-list span {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #243447;
}
.feature-list span::before {
    content: "";
    width: 9px;
    height: 9px;
    border-radius: 999px;
    margin-top: 10px;
    background: #289CFF;
    flex: 0 0 auto;
}
.notice-card {
    background: #EEF2F7;
    border-radius: 20px;
    padding: 24px;
    border: 1px solid rgba(40,156,255,0.14);
}
.review-card p {
    color: #243447;
}
.review-card strong {
    display: block;
    color: #289CFF;
    margin-bottom: 8px;
}
.faq-list {
    display: grid;
    gap: 14px;
}
.faq-item h3 {
    margin-bottom: 8px;
}
.split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .9fr);
    gap: 24px;
    align-items: center;
}
.app-visual {
    display: grid;
    gap: 18px;
}
.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}
.pill {
    color: #289CFF;
    background: rgba(40,156,255,0.08);
    border: 1px solid rgba(40,156,255,0.14);
    border-radius: 999px;
    padding: 7px 12px;
    font-weight: 750;
}
.site-footer {
    margin-top: 40px;
    background: #243447;
    color: #EAF3FF;
}
.footer-inner {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
    padding: 48px 0 34px;
    display: grid;
    grid-template-columns: minmax(280px, 1.1fr) minmax(0, 1.4fr);
    gap: 42px;
}
.footer-logo img {
    max-height: 52px;
    width: auto;
    margin-bottom: 16px;
}
.footer-brand p,
.footer-note p {
    color: rgba(234,243,255,0.82);
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}
.footer-links h3 {
    color: #EAF3FF;
    font-size: 17px;
    margin-bottom: 12px;
}
.footer-links a {
    display: block;
    color: rgba(234,243,255,0.78);
    margin: 8px 0;
}
.footer-links a:hover {
    color: #FFFFFF;
}
.footer-note {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
    padding: 18px 0 28px;
    border-top: 1px solid rgba(234,243,255,0.16);
    font-size: 14px;
}
.drawer-mask {
    position: fixed;
    inset: 0;
    background: rgba(36,52,71,0.46);
    opacity: 0;
    visibility: hidden;
    z-index: 10001;
    transition: opacity .24s ease, visibility .24s ease;
}
.drawer-mask.is-open {
    opacity: 1;
    visibility: visible;
}
.mobile-drawer {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(84vw, 320px);
    background: #FFFFFF;
    z-index: 10002;
    transform: translateX(-105%);
    transition: transform .28s ease;
    box-shadow: 18px 0 38px rgba(56,92,138,0.18);
    overflow-y: auto;
}
.mobile-drawer.is-open {
    transform: translateX(0);
}
.drawer-open {
    overflow: hidden;
}
.drawer-top {
    min-height: 72px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(40,156,255,0.12);
}
.drawer-logo img {
    max-height: 46px;
}
.drawer-close {
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 999px;
    background: rgba(40,156,255,0.08);
    position: relative;
}
.drawer-close::before,
.drawer-close::after {
    content: "";
    position: absolute;
    left: 10px;
    right: 10px;
    top: 18px;
    height: 2px;
    background: #289CFF;
    border-radius: 999px;
}
.drawer-close::before {
    transform: rotate(45deg);
}
.drawer-close::after {
    transform: rotate(-45deg);
}
.drawer-nav {
    padding: 14px;
    display: grid;
    gap: 6px;
}
.drawer-nav a {
    padding: 12px 14px;
    border-radius: 12px;
    color: #4E5F7A;
    font-weight: 750;
}
.drawer-nav a:hover {
    color: #289CFF;
    background: rgba(40,156,255,0.08);
}
@media (max-width: 1080px) {
    .nav {
        gap: 14px;
    }
    .nav-link {
        font-size: 14px;
    }
}
@media (max-width: 920px) {
    .header-inner {
        min-height: 66px;
        display: grid;
        grid-template-columns: 48px minmax(0, 1fr) auto;
        gap: 10px;
        padding: 0 14px;
    }
    .mobile-menu-btn {
        display: block;
    }
    .nav-wrap {
        display: none;
    }
    .logo {
        justify-content: center;
    }
    .logo img {
        max-height: 46px;
    }
    .main-btn {
        min-height: 38px;
        padding: 0 18px;
    }
    .banner-slider {
        width: min(100% - 24px, 1200px);
        height: clamp(180px, 52vw, 340px);
        margin-top: 18px;
        border-radius: 16px;
    }
    .grid-4,
    .grid-3,
    .grid-2,
    .welcome-card,
    .inner-hero-card,
    .split,
    .footer-inner {
        grid-template-columns: 1fr;
    }
    .footer-links {
        grid-template-columns: 1fr;
    }
    .section {
        padding: 30px 0;
    }
    .card,
    .info-card,
    .review-card,
    .faq-item {
        padding: 20px;
    }
    .slider-arrow {
        width: 36px;
        height: 36px;
    }
    .slider-arrow::before {
        font-size: 26px;
        line-height: 36px;
    }
}
@media (max-width: 560px) {
    .container {
        width: min(100% - 24px, 1180px);
    }
    .header-inner {
        grid-template-columns: 42px minmax(0, 1fr) auto;
    }
    h1 {
        font-size: 30px;
    }
    .welcome-card,
    .inner-hero-card {
        padding: 22px;
        border-radius: 20px;
    }
    .grid {
        gap: 14px;
    }
    .zone-card img {
        height: 160px;
    }
    .footer-inner,
    .footer-note {
        width: min(100% - 24px, 1180px);
    }
}