:root{
  --ink:#172033;--ink-2:#334155;--bg:#F7F8F6;--bg-2:#EEF3F6;--surface:#FFFFFF;--surface-raised:#FBFCFD;--surface-soft:#E8F0F3;
  --navy:#18324A;--navy-dark:#10263A;--navy-deep:#0A1B2A;--cyan:#4FA3B6;--cyan-soft:rgba(79,163,182,.16);--coral:#E07A5F;--coral-soft:#F4D7CF;
  --sand:#E9E2D8;--slate:#708090;--text:#172033;--text-2:#526071;--text-3:#83909E;--line:#D9E1E6;--line-strong:#BCCAD2;
  --shadow:0 12px 30px rgba(31,50,68,.08);--shadow-strong:0 24px 60px rgba(24,50,74,.14);--radius:8px;--radius-card:16px;--radius-large:26px;--wrap:1380px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;padding-bottom:0}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}p{color:var(--text-2)}h1,h2,h3{line-height:1.22;margin-top:0}h1{font-size:clamp(2.4rem,5vw,5.2rem);letter-spacing:-.045em}h2{font-size:clamp(1.5rem,2.7vw,2.5rem);letter-spacing:-.025em}h3{font-size:1.08rem}.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}.skip-link{position:fixed;left:10px;top:-60px;z-index:9999;background:white;padding:10px 14px;border-radius:8px}.skip-link:focus{top:10px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}.channel-strip{height:30px;background:var(--navy-deep);color:#f7f8f6;font-size:.79rem;overflow:hidden}.strip-track{height:30px;display:flex;align-items:center;gap:28px;white-space:nowrap}.strip-track span{display:inline-flex;align-items:center;gap:7px}.strip-track i{width:7px;height:7px;border-radius:50%;background:var(--cyan);display:inline-block}.site-header{height:72px;position:sticky;top:0;z-index:80;background:rgba(247,248,246,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.header-inner{height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:26px}.brand{display:inline-flex;align-items:center;gap:10px}.brand img{border-radius:12px}.brand span{display:flex;flex-direction:column;line-height:1.05}.brand strong{font-size:1.08rem}.brand small{font-size:.68rem;color:var(--text-3);margin-top:5px}.desktop-nav{display:flex;justify-content:center;gap:4px}.desktop-nav a{padding:9px 12px;border-radius:9px;color:var(--ink-2);font-size:.91rem;position:relative}.desktop-nav a.active{color:var(--navy);background:var(--surface-soft);font-weight:700}.desktop-nav a.active:after{content:"";position:absolute;height:2px;width:24px;background:var(--cyan);bottom:3px;left:50%;transform:translateX(-50%)}.header-actions{display:flex;align-items:center;gap:12px;font-size:.88rem}.header-actions a,.icon-btn,.menu-btn{border:0;background:transparent;color:var(--navy);padding:7px 2px}.menu-btn{display:none}.mobile-menu{position:absolute;top:72px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);padding:22px max(20px,calc((100vw - var(--wrap))/2));grid-template-columns:repeat(4,1fr);gap:18px;box-shadow:var(--shadow)}.mobile-menu[hidden]{display:none!important}.mobile-menu div{display:grid;gap:8px}.mobile-menu strong{color:var(--navy);font-size:.85rem}.mobile-menu a{color:var(--text-2);font-size:.88rem}.search-modal{display:none;position:fixed;inset:0;z-index:300;background:rgba(10,27,42,.58);padding:10vh 20px;align-items:flex-start;justify-content:center}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none!important}.search-panel{width:min(760px,100%);background:var(--surface);border-radius:var(--radius-large);box-shadow:var(--shadow-strong);padding:28px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-head small{color:var(--cyan);font-weight:700}.search-head h2{margin:.2rem 0 1rem}.search-close{border:1px solid var(--line);background:var(--bg);padding:8px 13px;border-radius:9px}.search-form label{font-size:.85rem;color:var(--text-2)}.search-form>div{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:7px}.search-form input{border:1px solid var(--line-strong);border-radius:11px;padding:13px 14px;min-width:0}.search-form button,.btn{border:0;border-radius:11px;padding:12px 18px;background:var(--navy);color:white;font-weight:700}.btn.secondary{background:var(--surface);border:1px solid var(--line-strong);color:var(--navy)}.search-hint{font-size:.85rem;margin-bottom:0}.search-hint a{color:var(--navy);text-decoration:underline;text-decoration-color:var(--cyan)}body.search-open{overflow:hidden}.noscript-note{padding:10px;text-align:center;background:var(--coral-soft)}main{min-height:60vh}.section{padding:70px 0}.section.compact{padding:45px 0}.section.alt{background:var(--bg-2)}.section.dark{background:var(--navy-deep);color:#fff}.section.dark p,.section.dark .eyebrow{color:#c6d4de}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:26px}.section-head p{max-width:700px;margin:0}.eyebrow{color:var(--cyan);text-transform:uppercase;letter-spacing:.1em;font-size:.76rem;font-weight:800}.kicker{font-size:.82rem;color:var(--coral);font-weight:800}.lead{font-size:1.05rem;max-width:760px}.badge{display:inline-flex;align-items:center;border-radius:999px;background:var(--surface-soft);color:var(--navy);font-size:.76rem;padding:4px 8px}.badge.coral{background:var(--coral-soft);color:#7b3524}.tag-row{display:flex;flex-wrap:wrap;gap:8px}.tag{padding:7px 11px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:.8rem}.meta-row{display:flex;justify-content:space-between;gap:12px;color:var(--text-3);font-size:.76rem}.hero-editorial{padding:54px 0 24px;background:linear-gradient(180deg,#f9faf8 0%,#edf3f5 100%)}.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:42px;align-items:center}.hero-copy .lead{font-size:1.12rem}.hero-actions{display:flex;gap:10px;margin:24px 0}.hero-note{border-left:3px solid var(--cyan);padding:10px 14px;background:rgba(255,255,255,.65);border-radius:0 10px 10px 0}.hero-visual{position:relative}.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-large);box-shadow:var(--shadow-strong)}.hero-index{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:40px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}.hero-index a{background:var(--surface);padding:18px}.hero-index strong{display:block;color:var(--navy);font-size:1.35rem}.mini-float{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;transform:translateY(32px);position:relative;z-index:2}.mini-card{background:var(--surface);padding:16px;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}.stat-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.stat-strip>div{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px}.stat-strip strong{display:block;font-size:1.7rem;color:var(--navy)}.directory-list{border-top:1px solid var(--line)}.directory-row{display:grid;grid-template-columns:70px 1.2fr 1fr 90px 90px 100px;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.directory-rank{font-size:2rem;font-weight:900;color:var(--navy)}.directory-row h3{margin:0 0 5px}.directory-row p{margin:0;font-size:.88rem}.timeline{position:relative;padding-left:30px}.timeline:before{content:"";position:absolute;left:7px;top:0;bottom:0;width:1px;background:var(--line-strong)}.timeline-item{position:relative;padding:0 0 22px}.timeline-item:before{content:"";position:absolute;left:-27px;top:8px;width:9px;height:9px;background:var(--coral);border-radius:50%}.timeline-item time{color:var(--text-3);font-size:.78rem}.collage{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:220px 220px;gap:12px}.collage article{position:relative;overflow:hidden;border-radius:18px;background:var(--navy)}.collage article:first-child{grid-row:1/3}.collage img{width:100%;height:100%;object-fit:cover;opacity:.78}.collage .overlay{position:absolute;inset:auto 0 0;padding:18px;background:linear-gradient(transparent,rgba(10,27,42,.88));color:white}.film-track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,31%);gap:14px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x proximity}.film-track>*{scroll-snap-align:start}.media-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden}.media-thumb{position:relative;display:block}.media-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}.media-card.portrait .media-thumb img{aspect-ratio:3/4}.media-body{padding:16px}.media-body h3{margin:.45rem 0}.media-body p{font-size:.86rem;margin-bottom:0}.duration{position:absolute;right:8px;bottom:8px;background:rgba(10,27,42,.85);color:#fff;border-radius:6px;padding:3px 7px;font-size:.72rem}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.mosaic-2-1{display:grid;grid-template-columns:2fr 1fr;gap:18px}.mosaic-2-1 .stack{display:grid;gap:18px}.feature-wide{position:relative;border-radius:var(--radius-large);overflow:hidden;background:var(--navy-deep);color:white}.feature-wide img{width:100%;aspect-ratio:21/9;object-fit:cover;opacity:.7}.feature-wide .feature-copy{position:absolute;inset:auto 0 0;padding:clamp(24px,5vw,60px);max-width:820px;background:linear-gradient(transparent,rgba(10,27,42,.88))}.feature-wide p{color:#d9e4ea}.progress-board{display:grid;gap:10px}.progress-item{display:grid;grid-template-columns:1fr 160px 90px;gap:18px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:15px}.bar{height:7px;border-radius:999px;background:var(--bg-2);overflow:hidden}.bar span{display:block;height:100%;background:var(--cyan)}.color-page{display:grid;grid-template-columns:1.1fr .9fr;min-height:430px;border-radius:var(--radius-large);overflow:hidden;background:var(--surface);border:1px solid var(--line)}.color-page img{width:100%;height:100%;object-fit:cover}.color-page .copy{padding:40px}.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}.matrix a{background:var(--surface);padding:24px}.avatar-track{display:flex;gap:16px;overflow-x:auto}.creator-card{min-width:240px;background:var(--surface);border:1px solid var(--line);border-radius:15px;padding:16px}.creator-card img{width:58px;height:58px;object-fit:cover;border-radius:50%;margin-bottom:12px}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{counter-increment:step;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px}.step:before{content:counter(step,decimal-leading-zero);display:block;font-size:1.7rem;font-weight:900;color:var(--cyan);margin-bottom:20px}.before-after{display:grid;grid-template-columns:1fr 1fr;gap:1px;border:1px solid var(--line);background:var(--line);border-radius:16px;overflow:hidden}.before-after>div{background:var(--surface);padding:30px}.dual-ranking{display:grid;grid-template-columns:1fr 1fr;gap:20px}.rank-list{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}.rank-list ol{padding-left:24px}.rank-list li{padding:10px 0;border-bottom:1px solid var(--line)}.week-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.day-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px;min-height:140px}.day-card strong{display:block;color:var(--navy);margin-bottom:12px}.topic-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px}.topic-card{position:relative;min-height:260px;border-radius:18px;overflow:hidden}.topic-card:first-child{grid-row:span 2}.topic-card img{width:100%;height:100%;object-fit:cover}.topic-card .overlay{position:absolute;inset:auto 0 0;padding:18px;color:white;background:linear-gradient(transparent,rgba(10,27,42,.9))}.keyword-map{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px;min-height:260px}.keyword-map span{padding:10px 15px;border-radius:999px;background:var(--surface);border:1px solid var(--line)}.keyword-map span:nth-child(3n){font-size:1.35rem;color:var(--navy)}.comment-stream{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.comment{background:var(--surface);border-left:3px solid var(--cyan);padding:18px;border-radius:0 12px 12px 0}.comment strong{display:block}.cta-band{display:grid;grid-template-columns:1.5fr auto;align-items:center;gap:30px;background:var(--navy);color:white;padding:38px;border-radius:var(--radius-large)}.cta-band p{color:#d9e4ea}.device-stage{background:var(--navy-deep);border-radius:var(--radius-large);padding:35px;color:white;overflow:hidden}.device-grid{display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center;gap:18px}.device-grid img{border-radius:18px;border:1px solid rgba(255,255,255,.15);box-shadow:var(--shadow-strong)}.device-grid img:nth-child(2){transform:translateY(-18px)}.record-list{display:grid;gap:10px}.record-item{display:flex;justify-content:space-between;gap:20px;background:var(--surface);border:1px solid var(--line);padding:16px;border-radius:12px}.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.principle{background:var(--surface);padding:22px;border-radius:14px;border-top:3px solid var(--navy)}.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden}.faq-question{width:100%;border:0;background:transparent;text-align:left;padding:18px 20px;font-weight:800;color:var(--text);display:flex;justify-content:space-between;gap:20px}.faq-answer{padding:0 20px 18px}.faq-answer[hidden]{display:none!important}.channel-hero{padding:48px 0;background:var(--bg-2)}.channel-hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:center}.channel-hero img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-large)}.news-top5{background:var(--navy);color:white;border-radius:18px;padding:20px}.news-top5 ol{margin:0;padding-left:24px}.news-top5 li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.16)}.news-top5 a{color:white}.info-band{margin-top:24px;background:var(--navy-deep);color:#eef5f7;padding:14px 18px;border-radius:10px;display:flex;gap:24px;flex-wrap:wrap}.cinema-hero{background:var(--navy-deep);padding:34px 0 0}.cinema-hero .feature-wide{border-radius:22px 22px 0 0}.sunk-nav{display:flex;gap:8px;flex-wrap:wrap;background:var(--surface);padding:16px;border-radius:0 0 18px 18px}.sunk-nav a{padding:7px 10px;border-radius:999px;background:var(--bg-2);font-size:.82rem}.shorts-hero{padding:50px 0;background:linear-gradient(135deg,var(--bg),var(--surface-soft))}.shorts-stage{display:grid;grid-template-columns:1.1fr 1.9fr;gap:20px}.shorts-main img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:22px}.shorts-side{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.shorts-side article{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px}.time-ruler{display:flex;justify-content:space-between;border-top:1px solid var(--line-strong);margin-top:22px;padding-top:10px;color:var(--text-3);font-size:.75rem}.vlog-hero{padding:50px 0;background:#f8f4ed}.vlog-spread{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}.vlog-spread img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px 28px 8px 28px}.vlog-index{display:grid;gap:8px}.vlog-index div{background:rgba(255,255,255,.7);border-left:3px solid var(--coral);padding:14px}.diary-columns{column-count:2;column-gap:28px}.diary-card{break-inside:avoid;background:var(--surface);border:1px solid var(--line);padding:22px;margin-bottom:18px;border-radius:14px}.theater-hero{background:var(--navy-deep);color:white;padding:50px 0}.theater-stage{display:grid;grid-template-columns:1.4fr .8fr;gap:24px;align-items:stretch}.theater-stage img{width:100%;height:100%;min-height:440px;object-fit:cover;border-radius:20px}.schedule-board{border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:20px}.schedule-board p{color:#c6d4de}.schedule-board div{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.16)}.magazine-hero{padding:52px 0}.magazine-cover{position:relative}.magazine-cover img{width:100%;aspect-ratio:21/9;object-fit:cover;border-radius:22px}.magazine-cover .title{position:absolute;left:5%;bottom:8%;background:rgba(247,248,246,.9);padding:25px;max-width:620px}.magazine-layout{display:grid;grid-template-columns:220px 1fr;gap:40px}.chapter-nav{position:sticky;top:125px;align-self:start}.chapter-nav a{display:block;padding:10px 0;border-bottom:1px solid var(--line)}.pullquote{font-size:1.45rem;border-left:4px solid var(--coral);padding:20px 24px;background:var(--surface)}.ranking-hero{padding:36px 0;background:var(--surface-soft)}.top10{counter-reset:rank;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.top10 article{counter-increment:rank;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;display:grid;grid-template-columns:54px 1fr auto;gap:14px}.top10 article:before{content:counter(rank,decimal-leading-zero);font-size:1.75rem;font-weight:900;color:var(--navy)}.trend{color:var(--cyan);font-weight:800}.trend.hot{color:var(--coral)}.community-shell{display:grid;grid-template-columns:220px minmax(0,1fr) 280px;gap:22px;padding:38px 0}.community-side,.community-right{align-self:start;position:sticky;top:120px}.community-side a{display:block;padding:10px 12px;border-radius:8px}.community-side a:hover{background:var(--surface-soft)}.feed-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:14px}.community-right .panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:14px}.browser-window{border:1px solid var(--line-strong);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);background:white}.browser-bar{height:42px;background:var(--bg-2);display:flex;align-items:center;padding:0 14px;gap:7px}.browser-bar i{width:9px;height:9px;border-radius:50%;background:var(--line-strong)}.browser-window img{width:100%;aspect-ratio:16/9;object-fit:cover}.annotated{display:grid;grid-template-columns:1.5fr .8fr;gap:24px;align-items:center}.annotation-list{display:grid;gap:12px}.annotation{padding:16px;border-left:3px solid var(--cyan);background:var(--surface)}.param-table{width:100%;border-collapse:collapse;background:var(--surface)}.param-table th,.param-table td{padding:14px;border-bottom:1px solid var(--line);text-align:left}.app-stage{background:linear-gradient(135deg,var(--navy-deep),var(--navy));color:white;padding:54px 0}.app-showcase{display:grid;grid-template-columns:.8fr 1.4fr .8fr;gap:18px;align-items:center}.app-showcase img{border-radius:20px;box-shadow:var(--shadow-strong);border:1px solid rgba(255,255,255,.2)}.app-showcase .phone{transform:translateY(20px)}.app-track{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,30%);gap:16px;overflow-x:auto}.app-track article{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}.app-track img{width:100%;aspect-ratio:9/16;object-fit:cover;object-position:top}.split-feature{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:center}.split-feature img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px}.phone-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.phone-trio img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:20px}.service-hero{padding:48px 0;background:var(--surface-soft)}.service-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.service-hero 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