* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: #151A23;
    color: #E8ECF5;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    line-height: 1.75;
    overflow-x: hidden;
}

a {
    color: #F1DCA3;
    text-decoration: none;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: #151A23;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.22);
}

.top-nav {
    max-width: 1240px;
    min-height: 74px;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    align-items: center;
    gap: 28px;
    background: #151A23;
}

.brand-logo {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
}

.brand-logo img {
    width: 148px;
    max-height: 52px;
    object-fit: contain;
}

.nav-core {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    min-width: 0;
}

.nav-core a {
    color: #F1DCA3;
    font-size: 15px;
    font-weight: 650;
    letter-spacing: .02em;
    position: relative;
    white-space: nowrap;
    padding: 24px 0 22px;
}

.nav-core a:hover,
.nav-core a.active {
    color: #F1DCA3;
    text-shadow: 0 0 14px rgba(241,220,163,0.35);
}

.nav-core a.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 12px;
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: #F1DCA3;
    transform: translateX(-50%);
}

.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 22px;
    background: #F1DCA3;
    color: #151A23;
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(241,220,163,0.18);
    font-weight: 800;
    transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
    border: 0;
    cursor: pointer;
    white-space: nowrap;
}

.main-btn:hover {
    background: #E3C98F;
    color: #151A23;
    transform: translateY(-1px);
    box-shadow: 0 16px 32px rgba(241,220,163,0.22);
}

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

.channel-bar {
    background: #1B2130;
    border-top: 1px solid rgba(241,220,163,0.10);
    border-bottom: 1px solid rgba(241,220,163,0.10);
}

.channel-scroll {
    max-width: 1240px;
    margin: 0 auto;
    padding: 10px 22px;
    display: flex;
    align-items: center;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: thin;
}

.channel-scroll::-webkit-scrollbar {
    height: 5px;
}

.channel-scroll a {
    color: #B8C0D3;
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 14px;
    white-space: nowrap;
    border: 1px solid rgba(241,220,163,0.10);
    background: rgba(255,255,255,0.02);
}

.channel-scroll a:hover,
.channel-scroll a.active {
    color: #151A23;
    background: #F1DCA3;
    border-color: #F1DCA3;
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(241,220,163,0.18);
    background: #1B2130;
    border-radius: 12px;
    padding: 9px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    height: 2px;
    margin: 5px 0;
    border-radius: 999px;
    background: #F1DCA3;
}

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

.container,
.section {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

.section {
    padding: 42px 0;
}

.section.compact {
    padding: 28px 0;
}

.kicker,
.section-kicker,
.badge,
.tag,
.label,
.num {
    color: #F1DCA3;
}

.kicker {
    margin: 0 0 10px;
    font-size: 14px;
    letter-spacing: .12em;
    font-weight: 800;
}

h1, h2, h3,
.section-title {
    color: #F1DCA3;
    line-height: 1.35;
}

h1 {
    margin: 0;
    font-size: clamp(34px, 5vw, 60px);
    letter-spacing: .02em;
}

h2 {
    margin: 0 0 18px;
    font-size: clamp(26px, 3vw, 38px);
}

h3 {
    margin: 0 0 12px;
    font-size: 21px;
}

p {
    margin: 0 0 14px;
}

.lead {
    color: #DCE3F2;
    font-size: 18px;
}

.muted {
    color: #B8C0D3;
}

.small {
    color: #8F98AD;
    font-size: 14px;
}

.text-link {
    color: #F1DCA3;
    font-weight: 750;
}

.hero {
    width: min(1200px, calc(100% - 40px));
    margin: 30px auto 22px;
    padding: clamp(34px, 5vw, 64px);
    border: 1px solid rgba(241,220,163,0.16);
    border-radius: 26px;
    background:
        radial-gradient(circle at 20% 20%, rgba(241,220,163,0.12), transparent 34%),
        linear-gradient(135deg, #1B2130, #202738 55%, #151A23);
    box-shadow: 0 18px 44px rgba(0,0,0,0.32);
}

.hero .lead {
    max-width: 850px;
    margin-top: 18px;
}

.banner-slider {
    width: min(1200px, calc(100% - 40px));
    margin: 28px auto 36px;
    border-radius: 20px;
    background: #1B2130;
    box-shadow: 0 18px 40px rgba(0,0,0,0.30);
    overflow: hidden;
    position: relative;
    z-index: 1;
    border: 1px solid rgba(241,220,163,0.12);
    aspect-ratio: 16 / 7;
}

.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: #151A23;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    border: none;
    border-radius: 999px;
    width: 42px;
    height: 42px;
    background: rgba(27,33,48,0.78);
    color: #F1DCA3;
    box-shadow: 0 8px 20px rgba(0,0,0,0.28);
    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(241,220,163,0.28);
    cursor: pointer;
}

.slider-dots button.active {
    background: #F1DCA3;
}

.card,
.zone-card,
.info-card,
.review-card,
.faq-item,
.step-card,
.notice-card {
    background: #1B2130;
    border: 1px solid rgba(241,220,163,0.14);
    box-shadow: 0 14px 36px rgba(0,0,0,0.25);
    border-radius: 20px;
}

.card {
    padding: 24px;
}

.info-card,
.review-card,
.faq-item,
.step-card,
.notice-card {
    padding: 22px;
}

.grid {
    display: grid;
    gap: 18px;
}

.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));
}

.grid-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.intro-split,
.visual-split {
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    gap: 26px;
    align-items: center;
}

.visual-split.reverse {
    grid-template-columns: .92fr 1.08fr;
}

.content-img,
.zone-card img,
.app-section img,
.banner-slider img,
.visual-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
}

.visual-img {
    width: 100%;
    max-height: 360px;
    background: #202738;
    border-radius: 20px;
    border: 1px solid rgba(241,220,163,0.14);
    box-shadow: 0 14px 36px rgba(0,0,0,0.25);
}

.zone-card {
    overflow: hidden;
}

.zone-card img {
    width: 100%;
    height: 210px;
    padding: 10px;
    background: #202738;
    border-bottom: 1px solid rgba(241,220,163,0.10);
}

.zone-card .zone-body {
    padding: 22px;
}

.stat-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.stat-item {
    background: #202738;
    border: 1px solid rgba(241,220,163,0.14);
    border-radius: 18px;
    padding: 20px;
}

.stat-item .num {
    font-size: 22px;
    font-weight: 900;
}

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

.product-row {
    display: grid;
    grid-template-columns: 170px 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 22px;
    border-radius: 18px;
    background: #1B2130;
    border: 1px solid rgba(241,220,163,0.14);
}

.product-row h3 {
    margin-bottom: 0;
}

.pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0 0;
}

.pill-list span {
    color: #B8C0D3;
    padding: 7px 12px;
    border-radius: 999px;
    border: 1px solid rgba(241,220,163,0.12);
    background: #202738;
    font-size: 14px;
}

.review-card p {
    color: #DDE4F3;
}

.faq-item h3 {
    color: #F1DCA3;
    font-size: 18px;
}

.notice-card {
    background: linear-gradient(135deg, rgba(241,220,163,0.10), rgba(27,33,48,0.95));
}

.notice-card strong {
    color: #F1DCA3;
}

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

.floating-service a,
.floating-service button {
    min-width: 92px;
    text-align: center;
    background: #1B2130;
    color: #F1DCA3;
    border: 1px solid rgba(241,220,163,0.16);
    box-shadow: 0 14px 30px rgba(0,0,0,0.24);
    border-radius: 14px;
    padding: 10px 12px;
    font-size: 14px;
    font-weight: 750;
    cursor: pointer;
}

.floating-service a.register-link {
    background: #F1DCA3;
    color: #151A23;
}

.site-footer {
    background: #0E121A;
    color: #D5DBEA;
    margin-top: 54px;
    padding: 46px 0 24px;
}

.footer-grid {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 28px;
}

.footer-brand img {
    width: 150px;
    max-height: 56px;
    object-fit: contain;
    margin-bottom: 18px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-col h3 {
    font-size: 18px;
}

.footer-col a {
    color: #D5DBEA;
}

.footer-col a:hover {
    color: #F1DCA3;
}

.footer-alert {
    color: #F1DCA3;
}

.footer-bottom {
    width: min(1200px, calc(100% - 40px));
    margin: 28px auto 0;
    padding-top: 18px;
    border-top: 1px solid rgba(241,220,163,0.12);
    color: #8F98AD;
    font-size: 14px;
}

.drawer-mask {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.58);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity .24s ease;
}

.mobile-drawer {
    position: fixed;
    left: 0;
    top: 0;
    width: 84vw;
    max-width: 320px;
    height: 100vh;
    background: #1B2130;
    z-index: 10000;
    transform: translateX(-105%);
    transition: transform .26s ease;
    box-shadow: 18px 0 40px rgba(0,0,0,0.38);
    overflow-y: auto;
}

.drawer-open {
    overflow: hidden;
}

.drawer-open .drawer-mask {
    opacity: 1;
    pointer-events: auto;
}

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

.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px;
    border-bottom: 1px solid rgba(241,220,163,0.12);
}

.drawer-head img {
    width: 138px;
    max-height: 52px;
    object-fit: contain;
}

.drawer-close {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    border: 1px solid rgba(241,220,163,0.20);
    color: #F1DCA3;
    background: #202738;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
}

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

.drawer-links a {
    display: flex;
    padding: 12px 14px;
    color: #E8ECF5;
    border-radius: 12px;
    background: #202738;
    border: 1px solid rgba(241,220,163,0.08);
}

.drawer-links a.active {
    color: #151A23;
    background: #F1DCA3;
}

.mobile-bottom-nav {
    display: none;
}

@media (max-width: 1020px) {
    .nav-core {
        gap: 18px;
    }
    .grid-5 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .stat-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .floating-service {
        display: none;
    }
}

@media (max-width: 780px) {
    body {
        padding-bottom: 70px;
    }
    .top-nav {
        min-height: 66px;
        padding: 0 12px;
        gap: 10px;
        justify-content: space-between;
    }
    .menu-toggle {
        display: block;
        flex: 0 0 auto;
    }
    .brand-logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    .brand-logo img {
        width: 128px;
        max-height: 46px;
    }
    .nav-core,
    .channel-bar {
        display: none;
    }
    .header-register {
        min-height: 38px;
        padding: 0 14px;
        font-size: 13px;
    }
    .container,
    .section,
    .hero,
    .banner-slider {
        width: min(100% - 24px, 1200px);
    }
    .section {
        padding: 30px 0;
    }
    .hero {
        margin: 18px auto 12px;
        padding: 28px 20px;
        border-radius: 20px;
    }
    .banner-slider {
        margin: 18px auto 26px;
        aspect-ratio: 16 / 9;
        border-radius: 16px;
    }
    .slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 23px;
    }
    .slider-prev {
        left: 10px;
    }
    .slider-next {
        right: 10px;
    }
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-5,
    .intro-split,
    .visual-split,
    .visual-split.reverse,
    .stat-row,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .product-row {
        grid-template-columns: 1fr;
    }
    .zone-card img {
        height: auto;
        max-height: 260px;
    }
    h1 {
        font-size: 34px;
    }
    .mobile-bottom-nav {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        height: 62px;
        z-index: 9997;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        background: #151A23;
        border-top: 1px solid rgba(241,220,163,0.26);
        box-shadow: 0 -10px 28px rgba(0,0,0,0.24);
    }
    .mobile-bottom-nav a {
        color: #B8C0D3;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 750;
        font-size: 14px;
    }
    .mobile-bottom-nav a.active {
        color: #F1DCA3;
    }
}

@media (max-width: 420px) {
    .header-register {
        padding: 0 10px;
    }
    .brand-logo img {
        width: 112px;
    }
    .card,
    .info-card,
    .review-card,
    .faq-item,
    .step-card,
    .notice-card {
        padding: 18px;
    }
}