* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    background: #0F141C;
    color: #E8EEF6;
    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 {
    display: block;
    max-width: 100%;
}
.site-header {
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    background: #111823;
    box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}
.topbar {
    max-width: 1180px;
    margin: 0 auto;
    height: 72px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 22px;
}
.site-logo,
.drawer-logo,
.footer-logo {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}
.site-logo img,
.drawer-logo img,
.footer-logo img {
    max-height: 44px;
    width: auto;
}
.nav-core {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 0;
}
.nav-core a {
    color: #E8EEF6;
    border-radius: 999px;
    padding: 8px 15px;
    font-size: 15px;
    white-space: nowrap;
}
.nav-core a:hover,
.nav-core a.active {
    color: #FFB13B;
    background: rgba(255,122,26,0.12);
}
.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 22px;
    background: linear-gradient(135deg, #FFB13B 0%, #FF7A1A 58%, #FF5A12 100%);
    color: #FFFFFF;
    border-radius: 999px;
    box-shadow: 0 12px 28px rgba(255,122,26,0.28);
    font-weight: 700;
    border: 0;
    transition: transform .2s ease, box-shadow .2s ease;
    white-space: nowrap;
}
.main-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 32px rgba(255,122,26,0.32);
}
.nav-action {
    flex: 0 0 auto;
}
.channel-strip {
    background: #121A25;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.channel-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}
.channel-inner > a,
.all-channel-toggle {
    color: #AEB9C8;
    background: #171F2B;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.08);
    padding: 7px 13px;
    font-size: 14px;
    white-space: nowrap;
}
.channel-inner > a:hover,
.channel-inner > a.active,
.all-channel:hover .all-channel-toggle,
.all-channel.open .all-channel-toggle {
    color: #FFFFFF;
    background: linear-gradient(135deg, #FFB13B 0%, #FF7A1A 58%, #FF5A12 100%);
}
.all-channel {
    position: relative;
    margin-left: auto;
}
.all-channel-toggle {
    cursor: pointer;
    display: inline-flex;
}
.dropdown-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    width: 460px;
    max-width: min(90vw, 460px);
    background: #171F2B;
    box-shadow: 0 18px 44px rgba(0,0,0,0.40);
    border: 1px solid rgba(255,255,255,0.08);
    z-index: 10000;
    border-radius: 16px;
    padding: 14px;
    display: none;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}
.all-channel:hover .dropdown-menu,
.all-channel.open .dropdown-menu {
    display: grid;
}
.dropdown-menu a {
    color: #AEB9C8;
    padding: 8px 10px;
    border-radius: 10px;
    background: rgba(255,255,255,0.03);
}
.dropdown-menu a:hover {
    color: #FFFFFF;
    background: rgba(255,122,26,0.14);
}
.mobile-menu-btn,
.drawer-close,
.slider-arrow,
.slider-dots button {
    cursor: pointer;
}
.mobile-menu-btn {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    background: #171F2B;
    padding: 10px;
}
.mobile-menu-btn span {
    display: block;
    height: 2px;
    margin: 5px 0;
    background: #FFB13B;
    border-radius: 99px;
}
.site-main {
    padding-top: 126px;
}
.container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}
.section {
    padding: 56px 0;
}
.section.compact {
    padding: 36px 0;
}
.section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 22px;
}
.section-head p {
    color: #AEB9C8;
    margin: 0;
    max-width: 680px;
}
.section-title,
h1,
h2,
h3 {
    color: #F4F7FB;
    line-height: 1.28;
    margin-top: 0;
}
h1 {
    font-size: clamp(32px, 5vw, 58px);
    margin-bottom: 18px;
}
h2,
.section-title {
    font-size: clamp(24px, 3vw, 34px);
    margin-bottom: 12px;
}
h3 {
    font-size: 20px;
    margin-bottom: 10px;
}
p {
    margin: 0 0 14px;
}
.section-kicker,
.tag,
.label,
.num,
.badge {
    color: #FF7A1A;
    font-weight: 700;
}
.text-link {
    color: #FFB13B;
    font-weight: 700;
}
.text-link:hover {
    color: #FF7A1A;
}
.card,
.zone-card,
.info-card,
.match-card,
.review-card,
.faq-item,
.notice-card,
.inner-hero,
.banner-slider {
    background: #171F2B;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 18px 44px rgba(0,0,0,0.25);
    border-radius: 16px;
}
.banner-slider {
    height: 410px;
    overflow: hidden;
    position: relative;
    z-index: 1;
    margin-top: 26px;
}
.banner-slider .slide {
    display: none;
    height: 100%;
    position: relative;
}
.banner-slider .slide.active {
    display: block;
}
.banner-slider img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #111823;
}
.slide-caption {
    position: absolute;
    left: 32px;
    bottom: 34px;
    max-width: 440px;
    background: rgba(15,20,28,0.76);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
    padding: 18px 22px;
    backdrop-filter: blur(8px);
}
.slide-caption h2 {
    margin-bottom: 8px;
    font-size: 28px;
}
.slide-caption p {
    color: #AEB9C8;
    margin-bottom: 0;
}
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 999px;
    background: rgba(17,24,35,0.82);
    color: #FFB13B;
    box-shadow: 0 8px 20px rgba(0,0,0,0.35);
}
.slider-arrow.prev {
    left: 16px;
}
.slider-arrow.next {
    right: 16px;
}
.slider-arrow .arrow-mark::before {
    font-size: 34px;
    line-height: 1;
    display: block;
}
.slider-arrow.prev .arrow-mark::before {
    content: "‹";
}
.slider-arrow.next .arrow-mark::before {
    content: "›";
}
.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(255,177,59,0.28);
    padding: 0;
}
.slider-dots button.active {
    background: #FF7A1A;
}
.hero-panel {
    padding: 34px 0 20px;
}
.hero-intro {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 28px;
    align-items: center;
}
.hero-copy p {
    color: #AEB9C8;
    font-size: 17px;
    max-width: 760px;
}
.hero-actions {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 20px;
}
.hero-note {
    color: #7F8B9B;
    font-size: 14px;
}
.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}
.quick-card {
    background: #171F2B;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 18px;
    min-height: 170px;
}
.quick-card h3 {
    margin-bottom: 8px;
}
.quick-card p {
    color: #AEB9C8;
    font-size: 14px;
}
.feature-split,
.two-col,
.notice-grid,
.inner-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: center;
}
.inner-hero {
    padding: 34px;
    margin-top: 24px;
}
.inner-hero p {
    color: #AEB9C8;
    font-size: 17px;
}
.hero-image,
.content-img-wrap,
.image-panel {
    background: #111823;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
    overflow: hidden;
}
.hero-image img {
    width: 100%;
    height: 300px;
    object-fit: contain;
}
.content-img,
.zone-card img,
.app-section img,
.banner-slider img,
.image-panel img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
}
.image-panel img {
    width: 100%;
    height: 260px;
}
.feature-copy p,
.card p,
.info-card p,
.match-card p,
.zone-card p,
.notice-card p,
.faq-item p {
    color: #AEB9C8;
}
.info-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}
.info-card,
.match-card,
.zone-card,
.review-card,
.notice-card,
.faq-item,
.card {
    padding: 22px;
}
.zone-card img,
.match-card img,
.info-card img {
    width: 100%;
    height: 170px;
    object-fit: contain;
    background: #111823;
    border-radius: 14px;
    margin-bottom: 14px;
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}
.product-grid .zone-card img {
    height: 150px;
}
.three-col {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}
.review-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}
.review-card span {
    display: block;
    color: #FFB13B;
    margin-top: 12px;
    font-weight: 700;
}
.faq-list {
    display: grid;
    gap: 14px;
}
.faq-item h3 {
    margin-bottom: 6px;
}
.compliance {
    background: #121A25;
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.compliance .notice-card {
    background: #1D2735;
}
.content-grid {
    display: grid;
    grid-template-columns: 1.5fr .8fr;
    gap: 22px;
    align-items: start;
}
.card.wide {
    min-height: 100%;
}
.check-list,
.step-list {
    padding: 0;
    margin: 0;
    list-style: none;
}
.check-list li,
.step-list li {
    position: relative;
    padding-left: 24px;
    color: #AEB9C8;
    margin: 10px 0;
}
.check-list li::before,
.step-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 11px;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #FF7A1A;
    box-shadow: 0 0 0 5px rgba(255,122,26,0.12);
}
.page-lead {
    color: #AEB9C8;
    font-size: 17px;
}
.app-section {
    background: #121A25;
}
.site-footer {
    background: #090D13;
    color: #DCE5F0;
    margin-top: 40px;
}
.footer-wrap {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 48px 0 32px;
    display: grid;
    grid-template-columns: 1.1fr 1.4fr;
    gap: 34px;
}
.footer-brand p {
    color: #AEB9C8;
    margin: 16px 0 18px;
}
.footer-btn {
    width: fit-content;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}
.footer-links h3 {
    color: #F4F7FB;
    font-size: 17px;
}
.footer-links a {
    display: block;
    color: #DCE5F0;
    margin: 8px 0;
}
.footer-links a:hover {
    color: #FFB13B;
}
.footer-note {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 16px 20px 22px;
    text-align: center;
    color: #AEB9C8;
}
.footer-note p {
    margin: 0;
}
.mobile-drawer {
    position: fixed;
    z-index: 10000;
    top: 0;
    left: 0;
    width: min(84vw, 340px);
    height: 100vh;
    background: #171F2B;
    transform: translateX(-105%);
    transition: transform .25s ease;
    border-right: 1px solid rgba(255,255,255,0.08);
    box-shadow: 20px 0 50px rgba(0,0,0,0.4);
    overflow-y: auto;
}
.mobile-drawer.show {
    transform: translateX(0);
}
.drawer-mask {
    position: fixed;
    z-index: 9998;
    inset: 0;
    background: rgba(0,0,0,0.62);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
}
.drawer-mask.show {
    opacity: 1;
    pointer-events: auto;
}
.drawer-head {
    height: 72px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #111823;
}
.drawer-close {
    width: 40px;
    height: 40px;
    position: relative;
    background: #1D2735;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
}
.drawer-close span {
    position: absolute;
    left: 10px;
    right: 10px;
    top: 19px;
    height: 2px;
    background: #FFB13B;
    border-radius: 99px;
}
.drawer-close span:first-child {
    transform: rotate(45deg);
}
.drawer-close span:last-child {
    transform: rotate(-45deg);
}
.drawer-nav {
    padding: 16px;
    display: grid;
    gap: 8px;
}
.drawer-nav a {
    padding: 12px 14px;
    border-radius: 12px;
    background: #1D2735;
    color: #E8EEF6;
}
.drawer-nav a:hover {
    color: #FFFFFF;
    background: rgba(255,122,26,0.16);
}
.drawer-open {
    overflow: hidden;
}
.mobile-bottom-nav {
    display: none;
}
@media (max-width: 1100px) {
    .channel-inner {
        overflow-x: auto;
        padding-bottom: 13px;
    }
    .all-channel {
        margin-left: 0;
    }
    .quick-grid,
    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .review-grid,
    .three-col,
    .info-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .banner-slider {
        height: 320px;
    }
}
@media (max-width: 768px) {
    body {
        padding-bottom: 68px;
    }
    .topbar {
        height: 64px;
        padding: 0 14px;
        justify-content: space-between;
        gap: 12px;
    }
    .mobile-menu-btn {
        display: block;
        flex: 0 0 auto;
    }
    .site-logo img {
        max-height: 38px;
    }
    .nav-core {
        display: none;
    }
    .nav-action {
        min-height: 38px;
        padding: 0 16px;
    }
    .channel-strip {
        display: none;
    }
    .site-main {
        padding-top: 64px;
    }
    .container {
        width: min(100% - 28px, 1180px);
    }
    .section {
        padding: 36px 0;
    }
    .hero-panel {
        padding-top: 18px;
    }
    .hero-intro,
    .feature-split,
    .two-col,
    .notice-grid,
    .inner-hero,
    .content-grid {
        grid-template-columns: 1fr;
    }
    .inner-hero {
        padding: 22px;
        margin-top: 16px;
    }
    .hero-image img,
    .image-panel img {
        height: 210px;
    }
    .banner-slider {
        height: 220px;
        margin-top: 18px;
        border-radius: 14px;
    }
    .slide-caption {
        left: 12px;
        right: 12px;
        bottom: 34px;
        padding: 10px 12px;
    }
    .slide-caption h2 {
        font-size: 18px;
        margin-bottom: 4px;
    }
    .slide-caption p {
        font-size: 12px;
        line-height: 1.5;
    }
    .slider-arrow {
        width: 34px;
        height: 34px;
    }
    .quick-grid,
    .info-grid,
    .product-grid,
    .three-col,
    .review-grid {
        grid-template-columns: 1fr;
    }
    .zone-card img,
    .match-card img,
    .info-card img {
        height: 145px;
    }
    .section-head {
        display: block;
    }
    .footer-wrap {
        grid-template-columns: 1fr;
        width: min(100% - 28px, 1180px);
        padding-bottom: 24px;
    }
    .footer-links {
        grid-template-columns: 1fr;
    }
    .mobile-bottom-nav {
        position: fixed;
        z-index: 9997;
        left: 0;
        right: 0;
        bottom: 0;
        height: 58px;
        background: #111823;
        border-top: 1px solid rgba(255,255,255,0.08);
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        box-shadow: 0 -10px 30px rgba(0,0,0,0.35);
    }
    .mobile-bottom-nav a {
        display: flex;
        align-items: center;
        justify-content: center;
        color: #DCE5F0;
        font-size: 14px;
    }
    .mobile-bottom-nav a:hover {
        color: #FFB13B;
    }
}
@media (max-width: 420px) {
    .banner-slider {
        height: 184px;
    }
    h1 {
        font-size: 30px;
    }
    .main-btn {
        min-height: 38px;
        padding: 0 16px;
    }
}