* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: #F3FBFF;
    color: #1F2D3A;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "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;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: rgba(255,255,255,0.94);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(34,174,234,0.10);
}
.top-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 72px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 26px;
}
.brand-logo {
    width: 154px;
    flex: 0 0 auto;
}
.brand-logo img,
.mobile-logo img,
.drawer-head img,
.footer-brand img {
    object-fit: contain;
}
.nav-core {
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 24px;
    min-width: 0;
}
.nav-core a {
    color: #147FB8;
    position: relative;
    font-weight: 650;
    padding: 7px 4px;
    white-space: nowrap;
}
.nav-core a:hover,
.nav-core a.active {
    color: #22AEEA;
}
.nav-core a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -14px;
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: #22AEEA;
    transform: translateX(-50%);
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 22px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #6DE6FF 0%, #22AEEA 48%, #168DCC 100%);
    color: #FFFFFF !important;
    font-weight: 700;
    box-shadow: 0 12px 24px rgba(34,174,234,0.22);
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    white-space: nowrap;
}
.main-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 28px rgba(34,174,234,0.28);
}
.channel-bar {
    background: rgba(247,252,255,0.92);
    border-top: 1px solid rgba(34,174,234,0.10);
    border-bottom: 1px solid rgba(34,174,234,0.10);
}
.channel-scroll {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px;
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
}
.channel-scroll::-webkit-scrollbar {
    display: none;
}
.channel-bar a {
    color: #5C6F82;
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 14px;
    white-space: nowrap;
    transition: color .2s ease, background .2s ease;
}
.channel-bar a:hover,
.channel-bar a.active {
    color: #22AEEA;
    background: rgba(34,174,234,0.10);
}
.mobile-top {
    display: none;
}
.site-main {
    min-height: 60vh;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.section {
    max-width: 1200px;
    margin: 34px auto;
    padding: 0 20px;
}
.section-card {
    background: #FFFFFF;
    border: 1px solid rgba(34,174,234,0.16);
    border-radius: 24px;
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
    padding: 30px;
}
h1, h2, h3,
.section-title {
    color: #22AEEA;
    line-height: 1.28;
}
h1 {
    margin: 0 0 18px;
    font-size: clamp(30px, 4vw, 48px);
}
h2 {
    font-size: clamp(24px, 3vw, 34px);
    margin: 0 0 16px;
}
h3 {
    font-size: 21px;
    margin: 0 0 10px;
}
p {
    margin: 0 0 14px;
}
.muted {
    color: #5C6F82;
}
.small-text {
    color: #8BA1B5;
    font-size: 14px;
}
.section-kicker,
.tag,
.label,
.num,
.badge {
    color: #22AEEA;
    font-weight: 750;
}
.text-link {
    color: #22AEEA;
    font-weight: 700;
}
.text-link:hover {
    color: #168DCC;
}
.banner-slider {
    max-width: 1200px;
    height: 360px;
    margin: 24px auto 34px;
    border-radius: 22px;
    background: #FFFFFF;
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
    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;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(34,174,234,0.16);
    border-radius: 999px;
    background: rgba(255,255,255,0.82);
    color: #22AEEA;
    box-shadow: 0 10px 22px rgba(34,174,234,0.12);
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
}
.slider-prev {
    left: 18px;
}
.slider-next {
    right: 18px;
}
.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;
    padding: 0;
    border-radius: 50%;
    border: none;
    background: rgba(34,174,234,0.25);
    cursor: pointer;
}
.slider-dots button.active {
    background: #22AEEA;
}
.hero-intro {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 26px;
    align-items: center;
}
.hero-text .lead {
    font-size: 17px;
    color: #1F2D3A;
}
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0 20px;
}
.tag-row span {
    color: #22AEEA;
    border: 1px solid rgba(34,174,234,0.16);
    background: #F7FCFF;
    border-radius: 999px;
    padding: 7px 13px;
    font-weight: 700;
    font-size: 14px;
}
.hero-visual {
    border-radius: 22px;
    overflow: hidden;
    background: #EAF8FF;
    border: 1px solid rgba(34,174,234,0.16);
}
.hero-visual img {
    width: 100%;
    max-height: 280px;
    object-fit: contain;
}
.capsule-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.capsule-item {
    display: block;
    background: rgba(255,255,255,0.88);
    border: 1px solid rgba(34,174,234,0.16);
    border-radius: 18px;
    padding: 16px;
    box-shadow: 0 10px 24px rgba(34,174,234,0.08);
    transition: transform .2s ease, border-color .2s ease;
}
.capsule-item:hover {
    transform: translateY(-3px);
    border-color: rgba(34,174,234,0.45);
}
.capsule-item .num {
    display: block;
    font-size: 13px;
    margin-bottom: 6px;
}
.capsule-item strong {
    display: block;
    color: #147FB8;
    margin-bottom: 4px;
}
.capsule-item small {
    color: #5C6F82;
}
.summary-strip {
    background: linear-gradient(135deg, #FFFFFF 0%, #EAF8FF 100%);
    border: 1px solid rgba(34,174,234,0.16);
    border-radius: 24px;
    padding: 24px 28px;
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
    color: #1F2D3A;
}
.info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.info-card,
.card,
.zone-card,
.review-card,
.faq-item,
.notice-card {
    background: #FFFFFF;
    border: 1px solid rgba(34,174,234,0.16);
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
    border-radius: 22px;
}
.info-card {
    padding: 22px;
}
.split-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}
.card {
    padding: 24px;
}
.card-img {
    border-radius: 18px;
    overflow: hidden;
    background: #F7FCFF;
    border: 1px solid rgba(34,174,234,0.10);
    margin-bottom: 16px;
}
.card-img img,
.content-img,
.zone-card img,
.app-section img {
    width: 100%;
    max-height: 240px;
    object-fit: contain;
    background: #F7FCFF;
}
.point-list {
    margin: 14px 0 0;
    padding-left: 18px;
    color: #5C6F82;
}
.point-list li {
    margin: 5px 0;
}
.wall-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.zone-card {
    overflow: hidden;
}
.zone-card img {
    height: 170px;
}
.zone-card .zone-body {
    padding: 20px;
}
.app-section {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 22px;
    align-items: center;
}
.app-section img {
    max-height: 260px;
    border-radius: 18px;
    border: 1px solid rgba(34,174,234,0.10);
}
.mini-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 14px;
}
.mini-list span {
    border-radius: 14px;
    background: #F7FCFF;
    border: 1px solid rgba(34,174,234,0.14);
    padding: 10px 12px;
    color: #147FB8;
    font-weight: 700;
}
.review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.review-card {
    padding: 20px;
    color: #5C6F82;
}
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
.faq-item {
    padding: 20px;
}
.page-hero {
    max-width: 1200px;
    margin: 34px auto 20px;
    padding: 0 20px;
}
.page-hero-card {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 26px;
    align-items: center;
    padding: 34px;
    border-radius: 28px;
    background: linear-gradient(135deg, #FFFFFF 0%, #EAF8FF 100%);
    border: 1px solid rgba(34,174,234,0.16);
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
}
.page-hero-card.no-image {
    grid-template-columns: 1fr;
}
.page-hero-card img {
    width: 100%;
    max-height: 300px;
    object-fit: contain;
    background: #F7FCFF;
    border-radius: 22px;
    border: 1px solid rgba(34,174,234,0.12);
}
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}
.content-block {
    padding: 24px;
    border-radius: 22px;
    background: #FFFFFF;
    border: 1px solid rgba(34,174,234,0.16);
    box-shadow: 0 14px 36px rgba(34,174,234,0.12);
}
.full-block {
    grid-column: 1 / -1;
}
.check-list {
    list-style: none;
    padding: 0;
    margin: 14px 0 0;
}
.check-list li {
    position: relative;
    padding-left: 22px;
    margin: 9px 0;
    color: #5C6F82;
}
.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .72em;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: #22AEEA;
}
.notice-strip {
    margin-top: 40px;
    background: #EAF8FF;
    border-top: 1px solid rgba(34,174,234,0.16);
    border-bottom: 1px solid rgba(34,174,234,0.16);
}
.notice-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 18px;
}
.notice-inner strong {
    color: #22AEEA;
    white-space: nowrap;
}
.notice-inner p {
    margin: 0;
    color: #5C6F82;
}
.site-footer {
    background: #0B3D5C;
    color: #EAF8FF;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 34px 20px;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 28px;
}
.footer-brand img {
    width: 150px;
    margin-bottom: 12px;
    background: rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 8px;
}
.footer-brand p,
.footer-note p {
    color: #EAF8FF;
    opacity: .88;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}
.footer-links a {
    color: #EAF8FF;
    opacity: .94;
}
.footer-links a:hover {
    color: #6DE6FF;
}
.floating-service {
    position: fixed;
    right: 18px;
    top: 42%;
    z-index: 60;
    display: flex;
    flex-direction: column;
    gap: 9px;
}
.floating-service a,
.floating-service button {
    min-width: 58px;
    min-height: 42px;
    border-radius: 999px;
    background: #FFFFFF;
    color: #22AEEA;
    border: 1px solid rgba(34,174,234,0.16);
    box-shadow: 0 14px 30px rgba(34,174,234,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 750;
    cursor: pointer;
}
.floating-service a.register-link {
    background: linear-gradient(135deg, #6DE6FF 0%, #22AEEA 48%, #168DCC 100%);
    color: #FFFFFF;
}
.mobile-drawer,
.drawer-mask,
.mobile-bottom {
    display: none;
}
.download-note {
    border-left: 4px solid #22AEEA;
    padding: 14px 18px;
    background: #F7FCFF;
    border-radius: 14px;
    color: #5C6F82;
}
@media (max-width: 1024px) {
    .nav-core {
        gap: 16px;
    }
    .capsule-nav,
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .review-grid,
    .wall-grid {
        grid-template-columns: 1fr 1fr;
    }
    .floating-service {
        display: none;
    }
}
@media (max-width: 820px) {
    body {
        padding-bottom: 68px;
    }
    .desktop-top {
        display: none;
    }
    .mobile-top {
        height: 62px;
        padding: 0 14px;
        display: grid;
        grid-template-columns: 44px 1fr auto;
        align-items: center;
        gap: 10px;
        background: rgba(255,255,255,0.94);
    }
    .menu-toggle {
        width: 42px;
        height: 42px;
        border: 1px solid rgba(34,174,234,0.16);
        border-radius: 12px;
        background: #FFFFFF;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
    }
    .menu-toggle span {
        display: block;
        width: 19px;
        height: 2px;
        background: #22AEEA;
        border-radius: 999px;
    }
    .mobile-logo {
        justify-self: center;
        width: 136px;
    }
    .mobile-register {
        min-height: 36px;
        padding: 0 16px;
        font-size: 14px;
    }
    .drawer-mask {
        position: fixed;
        inset: 0;
        z-index: 9998;
        background: rgba(11,61,92,0.26);
        opacity: 0;
        pointer-events: none;
        transition: opacity .25s ease;
        display: block;
    }
    .mobile-drawer {
        position: fixed;
        top: 0;
        left: 0;
        width: min(84vw, 320px);
        height: 100vh;
        z-index: 10000;
        display: flex;
        flex-direction: column;
        background: linear-gradient(180deg, #FFFFFF 0%, #F3FBFF 100%);
        box-shadow: 18px 0 40px rgba(11,61,92,0.18);
        transform: translateX(-105%);
        transition: transform .28s ease;
        overflow-y: auto;
    }
    .drawer-open {
        overflow: hidden;
    }
    .drawer-open .mobile-drawer {
        transform: translateX(0);
    }
    .drawer-open .drawer-mask {
        opacity: 1;
        pointer-events: auto;
    }
    .drawer-head {
        padding: 18px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid rgba(34,174,234,0.12);
    }
    .drawer-head img {
        width: 134px;
    }
    .drawer-close {
        width: 36px;
        height: 36px;
        border: 1px solid rgba(34,174,234,0.16);
        border-radius: 999px;
        background: #FFFFFF;
        color: #22AEEA;
        font-size: 24px;
        line-height: 1;
    }
    .drawer-links {
        padding: 12px 14px;
        display: grid;
        gap: 6px;
    }
    .drawer-links a {
        padding: 11px 14px;
        border-radius: 14px;
        color: #1F2D3A;
        font-weight: 650;
    }
    .drawer-links a.active,
    .drawer-links a:hover {
        color: #22AEEA;
        background: rgba(34,174,234,0.10);
    }
    .drawer-register {
        margin: 10px 18px 20px;
    }
    .mobile-bottom {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 9999;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        background: #FFFFFF;
        border-top: 1px solid rgba(34,174,234,0.16);
        box-shadow: 0 -10px 28px rgba(34,174,234,0.10);
    }
    .mobile-bottom a {
        min-height: 58px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #5C6F82;
        font-weight: 700;
    }
    .mobile-bottom a.active {
        color: #22AEEA;
    }
    .section {
        margin: 24px auto;
        padding: 0 14px;
    }
    .section-card {
        padding: 22px;
        border-radius: 20px;
    }
    .banner-slider {
        height: 210px;
        margin: 18px 14px 24px;
        border-radius: 18px;
    }
    .slider-arrow {
        width: 34px;
        height: 34px;
        font-size: 22px;
    }
    .slider-prev {
        left: 10px;
    }
    .slider-next {
        right: 10px;
    }
    .hero-intro,
    .split-grid,
    .app-section,
    .page-hero-card,
    .content-grid {
        grid-template-columns: 1fr;
    }
    .page-hero {
        margin: 24px auto 14px;
        padding: 0 14px;
    }
    .page-hero-card {
        padding: 24px;
        border-radius: 22px;
    }
    .capsule-nav {
        display: flex;
        gap: 12px;
        overflow-x: auto;
        padding-bottom: 6px;
        scrollbar-width: none;
    }
    .capsule-nav::-webkit-scrollbar {
        display: none;
    }
    .capsule-item {
        min-width: 190px;
    }
    .info-grid,
    .wall-grid,
    .review-grid,
    .faq-grid,
    .mini-list {
        grid-template-columns: 1fr;
    }
    .card-img img,
    .content-img,
    .zone-card img,
    .app-section img,
    .page-hero-card img {
        max-height: 220px;
    }
    .notice-inner {
        display: block;
    }
    .notice-inner strong {
        display: block;
        margin-bottom: 6px;
    }
    .footer-inner {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}
@media (max-width: 480px) {
    .banner-slider {
        height: 180px;
    }
    .mobile-logo {
        width: 120px;
    }
    .main-btn {
        padding: 0 16px;
    }
    .section-card,
    .content-block,
    .card {
        padding: 18px;
    }
}