/* 糖心vlog：移动端优先、零外部依赖、高对比度影视媒体风 */
:root{
    --primary:#D7A84B;
    --primary-soft:#F1DEAD;
    --primary-deep:#8C6525;
    --bg:#111318;
    --bg-soft:#181B22;
    --bg-card:#20242D;
    --surface:#F7F1E6;
    --surface-muted:#EFE5D3;
    --text:#F8F4EC;
    --text-dark:#202225;
    --muted:#B9C0CB;
    --line:rgba(255,255,255,.12);
    --shadow:0 18px 50px rgba(0,0,0,.28);
    --radius:18px;
    --max:1180px;
}
*{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:var(--bg);color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
main{min-height:70vh}
.container,.section-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(17,19,24,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.mobile-header{height:64px;display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:10px;padding:0 14px}
.desktop-header{display:none}
.logo img{height:42px;width:auto;object-fit:contain}.mobile-logo{justify-self:center}.desktop-logo img{height:46px}.footer-logo img{height:48px}
.menu-button{width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.04);display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;cursor:pointer}
.menu-button span{width:20px;height:2px;background:var(--text);border-radius:99px}
.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:#171613;font-weight:800;letter-spacing:.02em;box-shadow:0 10px 28px rgba(215,168,75,.28);transition:.2s ease}
.top-action-button:hover,.main-button:hover{filter:brightness(.85);transform:translateY(-1px)}
.mobile-nav{position:fixed;left:0;right:0;top:64px;transform:translateY(-120%);transition:.28s ease;background:rgba(17,19,24,.98);padding:14px 16px 22px;display:grid;grid-template-columns:1fr 1fr;gap:10px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.mobile-nav.is-open{transform:translateY(0)}
.mobile-nav a{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.05);color:var(--muted)}
.mobile-nav a.active,.mobile-nav a:hover{color:var(--primary);background:rgba(215,168,75,.12)}
.search-icon{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);position:relative;display:inline-block;background:rgba(255,255,255,.04)}
.search-icon:before{content:"";position:absolute;width:13px;height:13px;border:2px solid var(--text);border-radius:50%;left:12px;top:11px}.search-icon:after{content:"";position:absolute;width:10px;height:2px;background:var(--text);transform:rotate(45deg);left:24px;top:26px;border-radius:8px}
.movie-hero,.banner-section{position:relative;min-height:680px;display:flex;align-items:center;background:linear-gradient(180deg,rgba(17,19,24,.25),rgba(17,19,24,.95)),url('images/banner.webp') center/cover no-repeat;overflow:hidden}
.movie-hero:after{content:"";position:absolute;inset:auto -10% -30% -10%;height:280px;background:radial-gradient(circle at center,rgba(215,168,75,.22),transparent 60%);pointer-events:none}.hero-content{position:relative;z-index:2;width:min(860px,calc(100% - 32px));margin:0 auto;padding:88px 0 72px}.eyebrow,.page-badge,.tag{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:rgba(215,168,75,.14);color:var(--primary);border:1px solid rgba(215,168,75,.35);font-weight:800;font-size:.9rem}.hero-content h1,.page-hero h1{font-size:clamp(2.25rem,8vw,5.4rem);line-height:1.02;margin:22px 0 18px;letter-spacing:-.06em}.hero-content p{max-width:720px;color:#E4E7EC;font-size:1.08rem}.hero-note{margin-top:22px;color:var(--muted);font-size:.94rem}.section{padding:72px 0}.section.light{background:var(--surface);color:var(--text-dark)}.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:28px}.section-title h2{font-size:clamp(1.8rem,4vw,3rem);line-height:1.15;margin:0;letter-spacing:-.04em}.section-title p{max-width:560px;margin:0;color:var(--muted)}.light .section-title p,.light .muted{color:#60656F}.category-grid{display:grid;grid-template-columns:1fr;gap:16px}.movie-card,.service-card,.faq-item,.info-card,.data-card{border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.035));border-radius:var(--radius);padding:22px;box-shadow:0 12px 34px rgba(0,0,0,.14)}.light .movie-card,.light .service-card,.light .faq-item,.light .info-card,.light .data-card{background:#fff;border-color:rgba(33,35,40,.1);box-shadow:0 14px 36px rgba(77,61,32,.10)}.movie-card h3,.service-card h3,.info-card h3,.data-card h3{margin:12px 0 8px;font-size:1.2rem}.movie-card p,.service-card p,.info-card p,.data-card p{margin:0 0 16px;color:var(--muted)}.light .movie-card p,.light .service-card p,.light .info-card p,.light .data-card p{color:#626874}.text-link{color:var(--primary);font-weight:800}.card-badge{width:44px;height:44px;border-radius:14px;background:var(--primary);color:#171613;display:grid;place-items:center;font-weight:900}.service-grid,.card-grid,.info-grid{display:grid;grid-template-columns:1fr;gap:16px}.split{display:grid;grid-template-columns:1fr;gap:26px;align-items:center}.split-image{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.1)}.copy-block h2{font-size:clamp(1.9rem,5vw,3.4rem);line-height:1.1;margin:0 0 18px;letter-spacing:-.045em}.copy-block p{color:var(--muted)}.light .copy-block p{color:#5F6570}.data-chart-panel{border-radius:24px;background:linear-gradient(145deg,rgba(215,168,75,.18),rgba(255,255,255,.05));border:1px solid rgba(215,168,75,.28);padding:24px;box-shadow:var(--shadow)}.chart-row{display:grid;grid-template-columns:88px 1fr 54px;gap:12px;align-items:center;margin:14px 0;color:var(--muted)}.chart-bar{height:12px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden}.chart-bar span{display:block;height:100%;width:var(--w);background:var(--primary);border-radius:999px}.rating-stars{letter-spacing:3px;color:var(--primary);font-size:1.2rem}.device-showcase{background:radial-gradient(circle at 20% 0,rgba(215,168,75,.22),transparent 34%),var(--bg-soft)}.security-section{background:linear-gradient(180deg,var(--surface),var(--surface-muted));color:var(--text-dark)}.parental-guidance-section{background:linear-gradient(145deg,rgba(215,168,75,.16),rgba(255,255,255,.04));border-top:1px solid rgba(215,168,75,.25);border-bottom:1px solid rgba(215,168,75,.25)}.notice-box{border-left:4px solid var(--primary);background:rgba(215,168,75,.12);border-radius:0 18px 18px 0;padding:20px;margin-top:22px}.light .notice-box{background:#FFF7E3}.faq-list{display:grid;gap:14px}.faq-item h3{margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}.light .faq-item p{color:#626874}.final-cta{padding:74px 0;background:linear-gradient(135deg,var(--primary),#E6C77C);color:#171613;text-align:center}.final-cta h2{font-size:clamp(1.9rem,5vw,3.4rem);line-height:1.1;margin:0 0 12px}.final-cta p{max-width:680px;margin:0 auto 24px}.final-cta .main-button{background:#171613;color:var(--surface);box-shadow:none}.site-footer{background:#0E1015;color:#DDE2EA;padding:54px 0 26px;border-top:1px solid var(--line)}.footer-grid{width:min(var(--max),calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1fr;gap:26px}.site-footer h3{margin:0 0 12px;color:#fff}.site-footer a{display:block;color:#B9C0CB;margin:8px 0}.site-footer a:hover{color:var(--primary)}.site-footer p{color:#B9C0CB;margin:12px 0 0}.footer-bottom{width:min(var(--max),calc(100% - 32px));margin:28px auto 0;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px;color:#9EA6B2;font-size:.92rem}.page-main{background:var(--bg)}.page-hero{padding:88px 0 54px;background:radial-gradient(circle at 15% 15%,rgba(215,168,75,.22),transparent 36%),var(--bg)}.page-hero .section-inner{display:grid;gap:18px}.page-hero p{max-width:790px;color:#D7DCE5;font-size:1.06rem}.content-section{padding:58px 0}.article-panel{display:grid;gap:18px}.article-panel p{color:#D7DCE5;margin:0}.action-list{counter-reset:item;display:grid;gap:12px;padding:0;margin:22px 0 0;list-style:none}.action-list li{counter-increment:item;background:rgba(255,255,255,.055);border:1px solid var(--line);border-radius:16px;padding:16px 16px 16px 56px;position:relative}.action-list li:before{content:counter(item);position:absolute;left:16px;top:16px;width:28px;height:28px;border-radius:50%;background:var(--primary);color:#171613;font-weight:900;display:grid;place-items:center}.table-wrap{overflow-x:auto;border-radius:18px;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;min-width:720px;background:rgba(255,255,255,.04)}th,td{padding:15px 16px;text-align:left;border-bottom:1px solid var(--line)}th{color:var(--primary);font-weight:900}td{color:#DCE1E8}.pill{display:inline-flex;border:1px solid rgba(215,168,75,.35);background:rgba(215,168,75,.12);color:var(--primary);border-radius:999px;padding:5px 10px;font-weight:800;font-size:.88rem}.download-steps{display:grid;gap:16px}.legal-list{display:grid;gap:10px;margin:18px 0 0;padding:0;list-style:none}.legal-list li{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
@media (min-width:640px){.category-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.card-grid,.info-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}.footer-bottom{flex-direction:row;justify-content:space-between}.hero-content{padding-left:18px;padding-right:18px}}
@media (min-width:900px){.mobile-header,.mobile-nav{display:none}.desktop-header{height:78px;display:grid;grid-template-columns:auto 1fr auto auto;gap:22px;align-items:center;width:min(var(--max),calc(100% - 34px));margin:0 auto}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:20px}.desktop-nav a{position:relative;color:#DDE2EA;font-weight:700;font-size:.95rem;white-space:nowrap}.desktop-nav a:after{content:"";position:absolute;left:0;right:0;bottom:-12px;height:3px;border-radius:999px;background:var(--primary);transform:scaleX(0);transition:.2s}.desktop-nav a.active,.desktop-nav a:hover{color:var(--primary)}.desktop-nav a.active:after,.desktop-nav a:hover:after{transform:scaleX(1)}.movie-hero{min-height:760px}.hero-content{width:min(var(--max),calc(100% - 34px))}.category-grid{grid-template-columns:repeat(3,1fr)}.service-grid{grid-template-columns:repeat(3,1fr)}.card-grid,.info-grid{grid-template-columns:repeat(3,1fr)}.split{grid-template-columns:1fr 1fr;gap:48px}.split.reverse .split-image{order:2}.page-hero{padding:112px 0 70px}.article-panel{grid-template-columns:1.05fr .95fr;gap:32px}.download-steps{grid-template-columns:repeat(4,1fr)}}
@media (min-width:1180px){.desktop-nav{gap:26px}.category-grid{grid-template-columns:repeat(6,1fr)}.category-grid .movie-card{padding:20px}.category-grid .movie-card h3{font-size:1.05rem}.category-grid .movie-card p{font-size:.94rem}}