* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: radial-gradient(circle at top left, rgba(0,230,246,0.10), transparent 32%), #071B24;
    color: #EAFBFF;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}
a {
    color: #00C8FF;
    text-decoration: none;
}
a:hover {
    color: #00E6F6;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
.site-header {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 90;
    background: rgba(4,16,23,0.92);
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 26px rgba(0,230,246,0.10);
}
.desktop-nav {
    max-width: 1200px;
    margin: 0 auto;
    height: 72px;
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 0 20px;
}
.brand-logo img,
.mobile-logo img,
.drawer-logo img,
.footer-brand img {
    width: 132px;
    height: auto;
    object-fit: contain;
}
.nav-core {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
    min-width: 0;
}
.nav-core a {
    color: #B7EFFF;
    position: relative;
    font-weight: 600;
    padding: 9px 14px;
    border-radius: 999px;
    white-space: nowrap;
}
.nav-core a:hover,
.nav-core a.active {
    color: #00E6F6;
    background: rgba(0,230,246,0.08);
}
.nav-core a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -13px;
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, #00E6F6, #00B9FF);
    transform: translateX(-50%);
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #00E6F6 0%, #00B9FF 48%, #0077FF 100%);
    color: #041017;
    border-radius: 999px;
    box-shadow: 0 12px 26px rgba(0,230,246,0.22);
    font-weight: 800;
    border: 0;
    padding: 10px 22px;
    line-height: 1.3;
    white-space: nowrap;
}
.main-btn:hover {
    color: #041017;
    transform: translateY(-1px);
    box-shadow: 0 16px 32px rgba(0,230,246,0.34);
}
.header-btn {
    margin-left: auto;
}
.channel-bar {
    background: rgba(10,38,50,0.86);
    border-top: 1px solid rgba(0,230,246,0.10);
    border-bottom: 1px solid rgba(0,230,246,0.10);
    overflow-x: auto;
    white-space: nowrap;
}
.channel-bar::-webkit-scrollbar {
    height: 0;
}
.channel-scroll {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 8px;
    padding: 10px 20px;
}
.channel-bar a {
    color: #A8C8D6;
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 14px;
    border: 1px solid transparent;
}
.channel-bar a:hover,
.channel-bar a.active {
    color: #00E6F6;
    background: rgba(0,230,246,0.10);
    border-color: rgba(0,230,246,0.22);
}
.mobile-top {
    display: none;
}
.site-main {
    padding-top: 126px;
}
.container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}
.section {
    padding: 34px 0;
}
.section.tight {
    padding: 22px 0;
}
h1,
h2,
h3,
.section-title {
    color: #00E6F6;
    margin: 0 0 14px;
    line-height: 1.25;
}
h1 {
    font-size: clamp(32px, 5vw, 56px);
    letter-spacing: 1px;
}
h2,
.section-title {
    font-size: clamp(24px, 3.2vw, 34px);
}
h3 {
    font-size: 20px;
}
p {
    margin: 0 0 14px;
}
.lead {
    color: #B7EFFF;
    font-size: 18px;
    max-width: 900px;
}
.muted {
    color: #A8C8D6;
}
.small-text {
    color: #7FA4B3;
    font-size: 14px;
}
.section-kicker,
.tag,
.label,
.num,
.badge {
    color: #00E6F6;
    letter-spacing: 0.08em;
    font-weight: 800;
}
.text-link {
    color: #00C8FF;
    font-weight: 700;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    margin-top: 20px;
}
.banner-slider {
    max-width: 1200px;
    height: 340px;
    margin: 24px auto 34px;
    border-radius: 22px;
    background: #0A2632;
    box-shadow: 0 18px 44px rgba(0,230,246,0.14);
    overflow: hidden;
    position: relative;
    z-index: 1;
    border: 1px solid rgba(0,230,246,0.16);
}
.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: #0A2632;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 999px;
    background: rgba(4,16,23,0.82);
    color: #00E6F6;
    box-shadow: 0 8px 20px rgba(0,230,246,0.16);
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
}
.slider-prev {
    left: 16px;
}
.slider-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(0,230,246,0.24);
    cursor: pointer;
    padding: 0;
}
.slider-dots button.active {
    background: #00E6F6;
}
.card,
.zone-card,
.info-card,
.review-card,
.notice-card,
.faq-item,
.inner-hero,
.feature-band,
.content-panel {
    background: rgba(10,38,50,0.92);
    border: 1px solid rgba(0,230,246,0.16);
    box-shadow: 0 16px 40px rgba(0,230,246,0.08);
    border-radius: 22px;
}
.inner-hero {
    width: min(1200px, calc(100% - 40px));
    margin: 28px auto 0;
    padding: clamp(30px, 5vw, 58px);
    background: linear-gradient(135deg, rgba(10,38,50,0.96), rgba(6,19,27,0.94));
    position: relative;
    overflow: hidden;
}
.inner-hero::before,
.feature-band::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, transparent 0%, rgba(0,230,246,0.08) 48%, transparent 76%);
    pointer-events: none;
}
.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));
}
.card,
.zone-card,
.info-card,
.review-card,
.notice-card,
.faq-item,
.content-panel {
    padding: 24px;
}
.info-card .num {
    display: inline-flex;
    font-size: 22px;
    margin-bottom: 12px;
}
.capsule-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}
.capsule {
    border: 1px solid rgba(0,230,246,0.18);
    background: rgba(14,51,64,0.78);
    border-radius: 999px;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}
.capsule strong {
    color: #00E6F6;
    white-space: nowrap;
}
.capsule span {
    color: #A8C8D6;
    flex: 1;
    font-size: 14px;
}
.capsule a {
    white-space: nowrap;
    font-weight: 700;
}
.feature-band {
    position: relative;
    overflow: hidden;
    padding: 26px;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(10,38,50,0.94), rgba(0,156,184,0.14));
}
.split,
.media-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: center;
}
.media-split .text {
    min-width: 0;
}
.content-img,
.zone-card img,
.app-section img,
.hero-visual img {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    background: #0A2632;
    border-radius: 18px;
    border: 1px solid rgba(0,230,246,0.12);
    padding: 8px;
}
.card-list {
    display: grid;
    gap: 10px;
    margin: 16px 0;
    padding: 0;
    list-style: none;
}
.card-list li {
    color: #B7EFFF;
    padding-left: 18px;
    position: relative;
}
.card-list li::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #00E6F6;
    position: absolute;
    left: 0;
    top: 13px;
}
.notice-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}
.notice-row span,
.badge-pill {
    display: inline-flex;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(0,230,246,0.08);
    border: 1px solid rgba(0,230,246,0.14);
    color: #B7EFFF;
    font-size: 14px;
}
.review-card p {
    color: #DDF8FF;
}
.faq-list {
    display: grid;
    gap: 16px;
}
.faq-item h3 {
    margin-bottom: 10px;
}
.floating-service {
    position: fixed;
    right: 18px;
    top: 42%;
    z-index: 60;
    display: grid;
    gap: 10px;
    width: 102px;
}
.floating-service a,
.floating-service button {
    background: rgba(10,38,50,0.92);
    color: #00E6F6;
    border: 1px solid rgba(0,230,246,0.16);
    box-shadow: 0 14px 30px rgba(0,230,246,0.10);
    border-radius: 14px;
    padding: 10px 8px;
    text-align: center;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
}
.floating-service a.register-link {
    background: linear-gradient(135deg, #00E6F6 0%, #00B9FF 48%, #0077FF 100%);
    color: #041017;
}
.site-footer {
    background: #041017;
    color: #DDF8FF;
    margin-top: 44px;
    padding: 42px 0;
    border-top: 1px solid rgba(0,230,246,0.12);
}
.footer-inner {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1.2fr;
    gap: 28px;
    align-items: start;
}
.footer-links {
    display: grid;
    gap: 10px;
}
.footer-notice {
    color: #A8C8D6;
}
.drawer-mask,
.mobile-drawer,
.mobile-bottom-nav {
    display: none;
}
body.drawer-open {
    overflow: hidden;
}
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .capsule-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .floating-service {
        display: none;
    }
}
@media (max-width: 760px) {
    body {
        padding-bottom: 72px;
    }
    .desktop-nav,
    .channel-bar {
        display: none;
    }
    .mobile-top {
        height: 66px;
        display: grid;
        grid-template-columns: 48px 1fr auto;
        align-items: center;
        gap: 10px;
        padding: 0 14px;
    }
    .menu-toggle,
    .drawer-close {
        border: 1px solid rgba(0,230,246,0.18);
        background: rgba(10,38,50,0.92);
        color: #00E6F6;
        border-radius: 12px;
        width: 42px;
        height: 42px;
        font-size: 24px;
        cursor: pointer;
    }
    .mobile-logo {
        justify-self: center;
    }
    .mobile-logo img {
        width: 116px;
    }
    .mobile-register {
        padding: 9px 14px;
        font-size: 13px;
    }
    .site-main {
        padding-top: 78px;
    }
    .container,
    .inner-hero {
        width: min(100% - 28px, 1200px);
    }
    .banner-slider {
        width: min(100% - 28px, 1200px);
        height: 190px;
        margin-top: 14px;
        border-radius: 18px;
    }
    .slider-arrow {
        width: 34px;
        height: 34px;
        font-size: 22px;
    }
    .grid-2,
    .grid-3,
    .grid-4,
    .split,
    .media-split,
    .footer-inner {
        grid-template-columns: 1fr;
    }
    .capsule-grid {
        grid-template-columns: 1fr;
    }
    .capsule {
        border-radius: 18px;
        align-items: flex-start;
        flex-direction: column;
    }
    .section {
        padding: 24px 0;
    }
    .inner-hero {
        padding: 28px 20px;
        margin-top: 18px;
    }
    .card,
    .zone-card,
    .info-card,
    .review-card,
    .notice-card,
    .faq-item,
    .content-panel {
        padding: 20px;
    }
    .drawer-mask {
        position: fixed;
        inset: 0;
        z-index: 98;
        background: rgba(0,0,0,0.48);
    }
    .drawer-mask.show {
        display: block;
    }
    .mobile-drawer {
        display: block;
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: 84vw;
        max-width: 320px;
        background: #071B24;
        z-index: 99;
        transform: translateX(-104%);
        transition: transform 0.25s ease;
        border-right: 1px solid rgba(0,230,246,0.16);
        box-shadow: 14px 0 36px rgba(0,0,0,0.36);
        overflow-y: auto;
    }
    .mobile-drawer.open {
        transform: translateX(0);
    }
    .drawer-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px;
        border-bottom: 1px solid rgba(0,230,246,0.12);
    }
    .drawer-logo img {
        width: 128px;
    }
    .drawer-nav {
        display: grid;
        gap: 8px;
        padding: 16px;
    }
    .drawer-nav a {
        color: #B7EFFF;
        padding: 12px 14px;
        border-radius: 14px;
        background: rgba(10,38,50,0.72);
        border: 1px solid rgba(0,230,246,0.08);
    }
    .drawer-nav a.active,
    .drawer-nav a:hover {
        color: #00E6F6;
        border-color: rgba(0,230,246,0.22);
        background: rgba(0,230,246,0.08);
    }
    .mobile-bottom-nav {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        position: fixed;
        left: 10px;
        right: 10px;
        bottom: 10px;
        z-index: 88;
        background: rgba(4,16,23,0.94);
        backdrop-filter: blur(12px);
        border: 1px solid rgba(0,230,246,0.16);
        border-radius: 20px;
        box-shadow: 0 12px 30px rgba(0,0,0,0.30);
        overflow: hidden;
    }
    .mobile-bottom-nav a {
        text-align: center;
        padding: 10px 4px;
        color: #B7EFFF;
        font-size: 13px;
        font-weight: 700;
    }
    .mobile-bottom-nav a:hover {
        color: #00E6F6;
        background: rgba(0,230,246,0.08);
    }
}
@media (max-width: 420px) {
    .banner-slider {
        height: 168px;
    }
    h1 {
        font-size: 30px;
    }
    .main-btn {
        padding: 9px 15px;
    }
}