* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    background: #121826;
    color: #E8ECF3;
    line-height: 1.8;
}

a {
    color: #F1D18A;
    text-decoration: none;
    transition: color .25s ease, border-color .25s ease, background .25s ease, transform .25s ease, box-shadow .25s ease;
}

a:hover {
    color: #E0BC6A;
}

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

.container {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 9999;
    background: #121826;
    border-bottom: 1px solid rgba(241,209,138,0.12);
    box-shadow: 0 8px 24px rgba(0,0,0,0.22);
    backdrop-filter: blur(10px);
}

.desktop-header {
    min-height: 76px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 22px;
    align-items: center;
}

.site-logo img,
.mobile-logo img,
.drawer-logo img,
.footer-logo img {
    width: 118px;
    height: auto;
    object-fit: contain;
}

.desktop-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4px;
    overflow: hidden;
}

.desktop-nav a,
.nav a {
    color: #F1D18A;
}

.desktop-nav a {
    position: relative;
    padding: 10px 12px;
    border-radius: 999px;
    font-size: 15px;
    white-space: nowrap;
}

.desktop-nav a::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 3px;
    height: 2px;
    border-radius: 999px;
    opacity: 0;
    background: linear-gradient(90deg, transparent, #F1D18A, transparent);
    box-shadow: 0 0 14px rgba(241,209,138,0.45);
}

.desktop-nav a:hover,
.desktop-nav a.active {
    background: rgba(241,209,138,0.08);
    color: #F1D18A;
}

.desktop-nav a.active::after {
    opacity: 1;
}

.main-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 9px 20px;
    border-radius: 999px;
    background: #F1D18A;
    color: #1A1F2B;
    font-weight: 700;
    box-shadow: 0 10px 24px rgba(241,209,138,0.18), inset 0 1px 0 rgba(255,255,255,0.35);
}

.main-btn:hover {
    background: #E0BC6A;
    color: #1A1F2B;
    transform: translateY(-1px);
}

.header-btn {
    white-space: nowrap;
}

.mobile-topbar {
    display: none;
    min-height: 68px;
    padding: 0 14px;
    align-items: center;
    justify-content: space-between;
    background: #121826;
}

.menu-toggle,
.drawer-close,
.slider-arrow {
    appearance: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.menu-toggle {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: #171E2D;
    border: 1px solid rgba(241,209,138,0.18);
    display: grid;
    place-content: center;
    gap: 5px;
}

.menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 4px;
    background: #F1D18A;
}

.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 82vw;
    max-width: 320px;
    z-index: 10001;
    background: #171E2D;
    box-shadow: 20px 0 48px rgba(0,0,0,0.38);
    transform: translateX(-105%);
    transition: transform .32s ease;
    padding: 18px;
    overflow-y: auto;
}

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

.drawer-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0,0,0,0.58);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
}

.drawer-open .drawer-overlay {
    opacity: 1;
    visibility: visible;
}

.drawer-open {
    overflow: hidden;
}

.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(241,209,138,0.14);
}

.drawer-close {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: #1C2333;
    color: #F1D18A;
    font-size: 28px;
    line-height: 1;
}

.drawer-nav {
    display: grid;
    gap: 8px;
    padding: 18px 0;
}

.drawer-nav a {
    padding: 12px 14px;
    border-radius: 14px;
    color: #F1D18A;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(241,209,138,0.12);
}

.drawer-nav a.active,
.drawer-nav a:hover {
    background: #1C2333;
    border-color: rgba(241,209,138,0.36);
}

.drawer-note {
    color: #AAB3C5;
    font-size: 14px;
    background: #1C2333;
    border: 1px solid rgba(241,209,138,0.12);
    border-radius: 16px;
    padding: 14px;
}

main {
    min-height: 60vh;
}

.banner-slider {
    max-width: 1200px;
    height: clamp(280px, 34vw, 420px);
    margin: 28px auto 36px;
    border-radius: 20px;
    background: #171E2D;
    box-shadow: 0 18px 40px rgba(0,0,0,0.30);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(241,209,138,0.13);
}

.banner-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .55s ease;
    background: #171E2D;
}

.banner-slide.active {
    opacity: 1;
    z-index: 1;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.banner-shade {
    position: absolute;
    inset: auto 0 0 0;
    min-height: 38%;
    background: linear-gradient(0deg, rgba(18,24,38,0.78), rgba(18,24,38,0));
    z-index: 2;
    pointer-events: none;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    z-index: 4;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    transform: translateY(-50%);
    background: rgba(18,24,38,0.72);
    border: 1px solid rgba(241,209,138,0.18);
    color: #F1D18A;
    font-size: 28px;
    line-height: 1;
}

.slider-arrow:hover {
    background: rgba(18,24,38,0.92);
}

.slider-prev { left: 18px; }
.slider-next { right: 18px; }

.slider-dots {
    position: absolute;
    left: 50%;
    bottom: 18px;
    z-index: 5;
    display: flex;
    gap: 10px;
    transform: translateX(-50%);
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    border: 0;
    background: rgba(241,209,138,0.24);
    cursor: pointer;
    padding: 0;
}

.slider-dot.active {
    width: 28px;
    background: #F1D18A;
}

.section {
    padding: 42px 0;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.eyebrow,
.gold-tag,
.card-number {
    color: #F1D18A;
    font-weight: 800;
    letter-spacing: .04em;
}

h1,
h2,
h3,
.section-title {
    color: #F1D18A;
    line-height: 1.28;
    margin: 0 0 14px;
}

h1 {
    font-size: clamp(32px, 5vw, 56px);
}

h2,
.section-title {
    font-size: clamp(24px, 3vw, 34px);
}

h3 {
    font-size: 20px;
}

p {
    margin: 0 0 14px;
    color: #C7CEDD;
}

.lead {
    font-size: 18px;
    color: #E8ECF3;
}

.muted {
    color: #AAB3C5;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #F1D18A;
    font-weight: 700;
}

.text-link::after {
    content: "→";
}

.quick-capsules {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.capsule {
    min-height: 118px;
    padding: 18px;
    border-radius: 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(241,209,138,0.16);
    box-shadow: 0 14px 36px rgba(0,0,0,0.18);
}

.capsule:hover {
    border-color: rgba(241,209,138,0.46);
    transform: translateY(-2px);
}

.capsule strong {
    display: block;
    color: #F1D18A;
    font-size: 18px;
    margin: 6px 0 4px;
}

.platform-strip,
.card,
.zone-card,
.info-card,
.app-section,
.security-panel,
.page-hero,
.content-block,
.faq-item,
.contact-card {
    background: #1A2130;
    border: 1px solid rgba(241,209,138,0.14);
    box-shadow: 0 14px 36px rgba(0,0,0,0.25);
    border-radius: 22px;
}

.platform-strip {
    padding: 28px;
}

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

.info-card {
    padding: 22px;
}

.alternate-list {
    display: grid;
    gap: 28px;
}

.feature-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: center;
    padding: 22px;
    border-radius: 24px;
    background: #171E2D;
    border: 1px solid rgba(241,209,138,0.12);
}

.feature-row.reverse .feature-media {
    order: 2;
}

.feature-row.reverse .feature-copy {
    order: 1;
}

.feature-media,
.page-media,
.app-media,
.card-media {
    overflow: hidden;
    border-radius: 20px;
    background: #0E1420;
    border: 1px solid rgba(241,209,138,0.10);
}

.feature-media img,
.page-media img,
.app-media img,
.zone-card img,
.content-img {
    width: 100%;
    max-height: 340px;
    object-fit: contain;
    object-position: center;
    background: #0E1420;
}

.feature-copy ul,
.app-copy ul,
.content-block ul,
.safety-list,
.article-list {
    margin: 14px 0 16px;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.feature-copy li,
.app-copy li,
.content-block li,
.safety-list li,
.article-list li {
    position: relative;
    padding-left: 24px;
    color: #C7CEDD;
}

.feature-copy li::before,
.app-copy li::before,
.content-block li::before,
.safety-list li::before,
.article-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .75em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #F1D18A;
    box-shadow: 0 0 14px rgba(241,209,138,0.45);
}

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

.zone-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.zone-card img {
    height: 180px;
    padding: 12px;
}

.zone-card.no-image {
    justify-content: center;
    min-height: 340px;
    background: linear-gradient(135deg, #1A2130, #21293B);
}

.zone-card-body {
    padding: 20px;
}

.app-section {
    display: grid;
    grid-template-columns: 42% 1fr;
    gap: 28px;
    align-items: center;
    padding: 26px;
    background: linear-gradient(135deg, #171E2D, #21293B);
}

.app-media img {
    max-height: 360px;
    padding: 12px;
}

.security-panel {
    display: grid;
    grid-template-columns: 34% 1fr;
    gap: 24px;
    padding: 26px;
}

.security-image img {
    width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 18px;
    background: #0E1420;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.security-card {
    padding: 18px;
    border-radius: 18px;
    background: #1C2333;
    border: 1px solid rgba(241,209,138,0.12);
}

.faq-list {
    display: grid;
    gap: 14px;
}

.faq-item {
    padding: 20px;
}

.notice-box {
    padding: 24px;
    border-radius: 22px;
    background: #21293B;
    border: 1px solid rgba(241,209,138,0.16);
    color: #E8ECF3;
}

.page-hero {
    margin: 30px auto 36px;
    padding: 32px;
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    gap: 28px;
    align-items: center;
    background: radial-gradient(circle at top right, rgba(241,209,138,0.09), transparent 34%), #1A2130;
}

.page-hero.no-image {
    display: block;
}

.breadcrumb {
    color: #AAB3C5;
    margin-bottom: 10px;
    font-size: 14px;
}

.page-content {
    display: grid;
    gap: 24px;
    padding-bottom: 56px;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.content-block {
    padding: 24px;
}

.article-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.contact-card {
    padding: 24px;
}

.site-footer {
    background: #0E1420;
    color: #D6DCEC;
    border-top: 1px solid rgba(241,209,138,0.12);
    padding-top: 44px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(3, 1fr);
    gap: 26px;
}

.footer-brand p,
.footer-col a,
.footer-bottom {
    color: #D6DCEC;
}

.footer-warning {
    color: #AAB3C5 !important;
    font-size: 14px;
}

.footer-col {
    display: grid;
    align-content: start;
    gap: 8px;
}

.footer-col h3 {
    margin-bottom: 6px;
}

.footer-bottom {
    margin-top: 34px;
    padding: 18px 16px;
    text-align: center;
    border-top: 1px solid rgba(241,209,138,0.10);
    font-size: 14px;
}

@media (max-width: 1060px) {
    .desktop-nav a {
        padding: 9px 8px;
        font-size: 14px;
    }
    .quick-capsules,
    .zone-grid,
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 860px) {
    .desktop-header {
        display: none;
    }
    .mobile-topbar {
        display: flex;
    }
    .mobile-logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    .mobile-logo img {
        width: 104px;
    }
    .header-btn {
        padding: 8px 14px;
        min-height: 38px;
        font-size: 14px;
    }
    .banner-slider {
        width: calc(100% - 28px);
        height: clamp(180px, 48vw, 280px);
        margin: 18px auto 28px;
        border-radius: 18px;
    }
    .slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 22px;
    }
    .slider-prev { left: 10px; }
    .slider-next { right: 10px; }
    .section {
        padding: 32px 0;
    }
    .section-head {
        display: block;
    }
    .quick-capsules {
        display: flex;
        overflow-x: auto;
        padding-bottom: 8px;
        scroll-snap-type: x mandatory;
    }
    .capsule {
        min-width: 230px;
        scroll-snap-align: start;
    }
    .feature-row,
    .feature-row.reverse,
    .app-section,
    .security-panel,
    .page-hero,
    .article-section {
        grid-template-columns: 1fr;
    }
    .feature-row.reverse .feature-media,
    .feature-row.reverse .feature-copy {
        order: initial;
    }
    .security-grid,
    .content-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .page-hero {
        padding: 24px;
    }
}

@media (max-width: 560px) {
    .container {
        width: min(100% - 24px, 1200px);
    }
    .info-grid,
    .zone-grid {
        grid-template-columns: 1fr;
    }
    .platform-strip,
    .feature-row,
    .app-section,
    .security-panel,
    .content-block,
    .faq-item {
        padding: 18px;
        border-radius: 18px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .site-logo img,
    .drawer-logo img,
    .footer-logo img {
        width: 106px;
    }
    .zone-card.no-image {
        min-height: 240px;
    }
}