/* 糖心vlog 响应式影视媒体平台样式：移动端优先，无外部依赖 */
:root {
    --primary-color: #12C8A8;
    --primary-soft: rgba(18, 200, 168, .16);
    --primary-strong: #0C8F7A;
    --bg: #08100F;
    --bg-2: #0E1817;
    --surface: rgba(255, 255, 255, .07);
    --surface-solid: #111C1B;
    --line: rgba(255, 255, 255, .13);
    --text: #F4FFFC;
    --muted: #B4C7C3;
    --ink: #13211F;
    --light: #F4FAF8;
    --white: #FFFFFF;
    --shadow: 0 18px 55px rgba(0, 0, 0, .28);
    --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    background: radial-gradient(circle at top left, rgba(18,200,168,.16), transparent 34%), var(--bg);
    color: var(--text);
    line-height: 1.72;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.header, .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(8, 16, 15, .88);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
}
.mobile-header {
    height: 64px;
    display: grid;
    grid-template-columns: 48px 1fr auto;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    position: relative;
}
.desktop-header { display: none; }
.logo img { height: 34px; width: auto; object-fit: contain; }
.mobile-logo { justify-self: center; }
.mobile-logo img { height: 32px; }
.menu-toggle { display: none; }
.menu-button {
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    background: rgba(255, 255, 255, .05);
}
.menu-button span { width: 18px; height: 2px; border-radius: 3px; background: var(--text); }
.nav a { transition: color .2s ease, border-color .2s ease, background .2s ease; }
.mobile-drawer {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(8, 16, 15, .98);
    border-bottom: 1px solid var(--line);
    padding: 14px 16px 20px;
    display: grid;
    gap: 8px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all .22s ease;
}
.mobile-drawer a { padding: 12px 14px; border-radius: 14px; color: var(--muted); }
.mobile-drawer a.active, .mobile-drawer a:hover { background: var(--primary-soft); color: var(--primary-color); }
.menu-toggle:checked ~ .mobile-drawer { transform: translateY(0); opacity: 1; visibility: visible; pointer-events: auto; }
.search-icon {
    width: 22px;
    height: 22px;
    border: 2px solid var(--muted);
    border-radius: 50%;
    position: relative;
    display: inline-block;
    flex: 0 0 auto;
}
.search-icon::after {
    content: "";
    width: 9px;
    height: 2px;
    background: var(--muted);
    border-radius: 3px;
    position: absolute;
    right: -7px;
    bottom: -3px;
    transform: rotate(45deg);
}
.top-action-button, .main-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 18px;
    border-radius: 999px;
    background: var(--primary-color);
    color: #031211;
    font-weight: 800;
    letter-spacing: .02em;
    box-shadow: 0 12px 32px rgba(18, 200, 168, .26);
    border: 0;
}
.top-action-button:hover, .main-button:hover { filter: brightness(.85); }
.mobile-action { min-height: 38px; padding: 0 15px; font-size: 14px; }
main { min-height: 70vh; }
.section { padding: 64px 0; }
.section-title { max-width: 780px; margin: 0 0 28px; }
.section-title.center { margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow, .badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    color: var(--primary-color);
    background: var(--primary-soft);
    border: 1px solid rgba(18, 200, 168, .32);
    font-size: 13px;
    font-weight: 800;
}
h1, h2, h3 { line-height: 1.16; margin: 0; }
h1 { font-size: clamp(36px, 9vw, 72px); letter-spacing: -.06em; }
h2 { font-size: clamp(26px, 4.6vw, 42px); letter-spacing: -.04em; }
h3 { font-size: 20px; }
p { color: var(--muted); margin: 12px 0 0; }
.movie-hero, .banner-section {
    min-height: 690px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    position: relative;
    isolation: isolate;
}
.movie-hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 38%;
    background: linear-gradient(180deg, transparent, var(--bg));
    z-index: -1;
}
.hero-content { max-width: 760px; padding: 98px 0 82px; }
.hero-content p { font-size: clamp(16px, 2.5vw, 20px); max-width: 660px; }
.hero-metrics { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }
.metric-pill {
    border: 1px solid var(--line);
    background: rgba(0,0,0,.25);
    border-radius: 999px;
    padding: 10px 14px;
    color: var(--text);
    font-weight: 700;
}
.category-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}
.movie-card, .service-card, .info-card, .data-card, .faq-item {
    background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.045));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}
.movie-card { min-height: 210px; display: flex; flex-direction: column; justify-content: space-between; }
.movie-card a, .text-link { color: var(--primary-color); font-weight: 800; margin-top: 18px; display: inline-flex; }
.service-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.service-card .tag { color: #031211; background: var(--primary-color); border-radius: 999px; padding: 5px 10px; font-size: 12px; font-weight: 900; }
.split-grid { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: center; }
.feature-image {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    background: var(--surface);
}
.data-chart-panel {
    display: grid;
    gap: 14px;
    background: linear-gradient(135deg, rgba(18,200,168,.16), rgba(255,255,255,.055));
    border: 1px solid rgba(18,200,168,.24);
    border-radius: 24px;
    padding: 22px;
}
.chart-row { display: grid; grid-template-columns: 90px 1fr 52px; gap: 12px; align-items: center; }
.chart-bar { height: 10px; border-radius: 99px; background: rgba(255,255,255,.12); overflow: hidden; }
.chart-bar span { display: block; height: 100%; border-radius: inherit; background: var(--primary-color); }
.device-showcase {
    background: linear-gradient(135deg, rgba(244,250,248,.98), rgba(199,247,238,.9));
    color: var(--ink);
    border-radius: 28px;
    padding: 28px;
    overflow: hidden;
}
.device-showcase p, .device-showcase li { color: #405653; }
.device-showcase ul, .check-list { padding: 0; margin: 18px 0 0; list-style: none; display: grid; gap: 10px; }
.device-showcase li, .check-list li { position: relative; padding-left: 25px; }
.device-showcase li::before, .check-list li::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--primary-color); position: absolute; left: 0; top: .65em; }
.security-section, .parental-guidance-section, .notice-box {
    border-radius: 24px;
    padding: 24px;
    border: 1px solid rgba(18,200,168,.28);
    background: rgba(18,200,168,.09);
}
.faq-list { display: grid; gap: 14px; }
.faq-item h3 { margin-bottom: 6px; }
.cta-section {
    margin: 42px auto 0;
    border-radius: 30px;
    padding: 42px 24px;
    background: linear-gradient(135deg, var(--primary-color), #E9FFF9);
    color: #031211;
    text-align: center;
}
.cta-section p { color: rgba(3, 18, 17, .78); }
.cta-section .main-button { background: #031211; color: var(--white); box-shadow: none; margin-top: 22px; }
.page-hero {
    padding: 72px 0 38px;
    border-bottom: 1px solid var(--line);
    background: radial-gradient(circle at 88% 10%, rgba(18,200,168,.16), transparent 28%);
}
.page-hero p { max-width: 800px; font-size: 18px; }
.content-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
.timeline { display: grid; gap: 14px; }
.timeline-item { display: grid; grid-template-columns: 82px 1fr; gap: 14px; padding: 18px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,.06); }
.timeline-item strong { color: var(--primary-color); }
.data-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 18px; }
.data-table th, .data-table td { padding: 14px; border-bottom: 1px solid var(--line); text-align: left; color: var(--muted); }
.data-table th { color: var(--text); background: rgba(255,255,255,.07); }
.legal-strip { padding: 18px; border-radius: 18px; color: var(--text); border: 1px dashed rgba(18,200,168,.45); background: rgba(18,200,168,.08); }
.site-footer, .footer { margin-top: 70px; background: #050A0A; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 26px; padding: 44px 0; }
.footer h2 { font-size: 16px; letter-spacing: 0; margin-bottom: 12px; }
.footer a:not(.logo) { display: block; color: var(--muted); margin: 8px 0; }
.footer a:hover { color: var(--primary-color); }
.footer-logo img { height: 38px; margin-bottom: 12px; }
.footer-bottom { display: flex; flex-direction: column; gap: 10px; padding: 18px 0 26px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
@media (min-width: 640px) {
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .content-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
    .mobile-header { display: none; }
    .desktop-header { height: 78px; display: flex; align-items: center; gap: 24px; }
    .desktop-logo img { height: 40px; }
    .desktop-nav { flex: 1; display: flex; justify-content: center; align-items: center; gap: 20px; white-space: nowrap; }
    .desktop-nav a { color: var(--muted); font-size: 15px; padding: 26px 0 23px; border-bottom: 3px solid transparent; }
    .desktop-nav a.active, .desktop-nav a:hover { color: var(--primary-color); border-bottom-color: var(--primary-color); }
    .category-grid { grid-template-columns: repeat(3, 1fr); }
    .service-grid { grid-template-columns: repeat(3, 1fr); }
    .split-grid { grid-template-columns: 1.05fr .95fr; gap: 52px; }
    .split-grid.reverse { grid-template-columns: .95fr 1.05fr; }
    .content-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: 1.4fr .8fr .8fr 1.2fr; }
    .footer-bottom { flex-direction: row; justify-content: space-between; }
}
@media (min-width: 1180px) {
    .category-grid.six { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 380px) {
    .mobile-action { padding: 0 12px; font-size: 13px; }
    .logo img { height: 28px; }
}