:root{
    --primary:#4A9BD4;
    --primary-2:#6DB7E6;
    --sky:#8CCCF0;
    --sky-light:#CBE9F8;
    --sky-soft:#EDF8FD;
    --cream:#FFF9EE;
    --cream-2:#FFF4DF;
    --cream-3:#FDFBF6;
    --navy:#17344A;
    --navy-2:#244A64;
    --navy-soft:#4F6D80;
    --accent:#EF8E68;
    --accent-2:#F2B36F;
    --accent-soft:#FFF0E8;
    --bg:#FFFDF8;
    --bg-blue:#F3FAFE;
    --bg-cream:#FFF9EE;
    --surface:#FFFFFF;
    --surface-blue:#F8FCFF;
    --surface-cream:#FFFDF8;
    --text:#203542;
    --text-2:#5E7481;
    --text-3:#8A9AA3;
    --line:rgba(74,155,212,.12);
    --line-strong:rgba(74,155,212,.24);
    --line-warm:rgba(239,142,104,.14);
    --shadow:0 8px 28px rgba(31,88,124,.08);
    --shadow-hover:0 16px 42px rgba(31,88,124,.14);
    --radius:12px;
    --radius-card:18px;
    --radius-large:26px;
    --radius-pill:999px;
    --wrap:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
body.search-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button,a{touch-action:manipulation}
::selection{background:var(--sky-light);color:var(--navy)}
.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}
.section{padding:76px 0;position:relative}
.compact-section{padding:28px 0}
.section-cream{background:var(--cream)}
.section-blue{background:var(--bg-blue)}
.dark-section{background:var(--navy);color:#fff}
.dark-section .eyebrow,.dark-section .section-head p{color:#b9d9ea}
.dark-section .text-link{color:#fff}
.skip-link{position:fixed;left:16px;top:-80px;z-index:2000;padding:10px 14px;border-radius:10px;background:var(--navy);color:white}
.skip-link:focus{top:16px}
.top-note{padding:8px 16px;text-align:center;background:var(--cream-2);color:var(--navy-2);font-size:.83rem;border-bottom:1px solid var(--line-warm)}
.site-header{position:sticky;top:0;z-index:200;background:rgba(255,249,238,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);box-shadow:0 5px 20px rgba(31,88,124,.035)}
.nav-wrap{width:min(calc(100% - 40px),var(--wrap));min-height:74px;margin:auto;display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center}
.brand{display:flex;align-items:center;gap:10px;min-width:max-content}.brand img{width:48px;height:48px;object-fit:cover;border-radius:13px}.brand span{display:grid;line-height:1.05}.brand strong{font-size:1.06rem;color:var(--navy)}.brand small{margin-top:5px;font-size:.62rem;letter-spacing:.16em;color:var(--navy-soft)}
.desktop-nav{display:flex;justify-content:center;gap:4px}.desktop-nav a{padding:10px 12px;border-radius:12px;color:var(--text-2);font-weight:650;font-size:.94rem}.desktop-nav a:hover,.desktop-nav a[aria-current="page"]{background:var(--sky-soft);color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:7px}.icon-btn,.pill-link{border:1px solid var(--line-strong);background:rgba(255,255,255,.72);border-radius:var(--radius-pill);padding:8px 12px;color:var(--navy);cursor:pointer;font-weight:650}.pill-link{font-size:.86rem}.icon-btn:hover,.pill-link:hover{background:#fff;border-color:rgba(74,155,212,.4)}
.mega-menu{width:min(calc(100% - 40px),var(--wrap));margin:0 auto 14px;padding:16px;display:grid;grid-template-columns:repeat(6,1fr);gap:8px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.mega-menu[hidden]{display:none}.mega-menu a{padding:10px 12px;border-radius:10px;color:var(--text-2)}.mega-menu a:hover{background:var(--sky-soft);color:var(--primary)}
.eyebrow{display:inline-block;margin-bottom:10px;color:var(--primary);font-weight:800;font-size:.76rem;letter-spacing:.13em;text-transform:uppercase}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:34px;margin-bottom:28px}.section-head h2,.inline-head h2{margin:0;color:var(--navy);font-size:clamp(1.65rem,2.8vw,2.55rem);line-height:1.16}.dark-section .section-head h2{color:#fff}.section-head p{max-width:680px;margin:10px 0 0;color:var(--text-2)}
.text-link{display:inline-flex;gap:8px;align-items:center;color:var(--primary);font-weight:750;white-space:nowrap}.text-link:hover span{transform:translateX(3px)}.text-link span{transition:.2s ease}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border-radius:14px;border:1px solid transparent;font-weight:750;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--navy-2)}.btn-outline{background:var(--cream-3);border-color:var(--line-strong);color:var(--navy)}.btn-outline:hover{background:#fff}.btn-light{background:#fff;color:var(--navy)}.btn-disabled{background:#dbe4e9;color:#728893;cursor:not-allowed}
.hero-section{padding:62px 0 74px;background:linear-gradient(125deg,var(--cream) 0%,#fffdf8 48%,var(--sky-soft) 100%);overflow:hidden}.hero-section:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(74,155,212,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(74,155,212,.045) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(to bottom,#000,transparent 78%);pointer-events:none}.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;position:relative}.hero-copy h1{max-width:760px;margin:0;color:var(--navy);font-size:clamp(2.8rem,5.2vw,5.6rem);line-height:.98;letter-spacing:-.05em}.hero-copy p{max-width:720px;margin:22px 0 0;color:var(--text-2);font-size:1.06rem}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-search{margin-top:26px;max-width:680px;display:grid;grid-template-columns:1fr auto;gap:9px;padding:7px;border:1px solid var(--line-strong);background:rgba(255,255,255,.8);border-radius:16px}.hero-search input{min-width:0;border:0;outline:0;background:transparent;padding:9px 12px;color:var(--text)}.hero-search button{border:0;background:var(--navy);color:#fff;border-radius:11px;padding:9px 16px;cursor:pointer}.hero-visual{position:relative;padding:28px}.hero-visual:before{content:"";position:absolute;inset:3% 0 0 6%;border-radius:42px;background:var(--cream-2);transform:rotate(-3deg)}.hero-visual img{position:relative;aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:32px;border:8px solid #fff;box-shadow:0 28px 70px rgba(31,88,124,.16)}.floating-card{position:absolute;z-index:2;display:grid;min-width:140px;padding:14px 16px;border:1px solid rgba(255,255,255,.8);border-radius:16px;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);box-shadow:var(--shadow)}.floating-card strong{font-size:1.7rem;color:var(--primary);line-height:1}.floating-card span{margin-top:5px;color:var(--text-2);font-size:.83rem}.floating-card-a{left:0;bottom:12%}.floating-card-b{right:0;top:10%}
.focus-strip,.search-suggest,.outro-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:14px 18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.72)}.focus-strip strong{color:var(--navy)}.focus-strip span{color:var(--text-2)}.focus-strip a{margin-left:auto;color:var(--primary);font-weight:750}.search-suggest>span{font-weight:800;color:var(--navy)}.search-suggest a{padding:6px 10px;border-radius:999px;background:var(--sky-soft);color:var(--navy-2);font-size:.86rem}.outro-links strong{margin-right:4px}.outro-links a{color:var(--primary);font-weight:700}
.horizontal-rail{display:flex;gap:16px;overflow-x:auto;overscroll-behavior-inline:contain;scroll-snap-type:x proximity;padding-bottom:10px;scrollbar-width:thin}.horizontal-rail>*{scroll-snap-align:start;flex:0 0 auto}
.chips-row .chip-card{width:230px;min-height:150px;padding:18px;border-radius:18px;background:linear-gradient(145deg,#fff,var(--sky-soft));border:1px solid var(--line);display:grid;align-content:start}.chip-card>span{color:var(--accent);font-size:.74rem;font-weight:800}.chip-card strong{margin-top:8px;font-size:1.1rem;color:var(--navy)}.chip-card small{margin-top:8px;color:var(--text-2);line-height:1.55}
.split-feature{display:grid;grid-template-columns:1.25fr .75fr;gap:42px;align-items:center}.feature-media{position:relative}.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:28px}.feature-label{position:absolute;left:18px;top:18px;padding:7px 10px;border-radius:999px;background:var(--accent);color:#fff;font-size:.76rem;font-weight:800}.feature-copy h2{margin:0;color:var(--navy);font-size:clamp(2rem,3.4vw,3.6rem);line-height:1.08}.feature-copy p{color:var(--text-2)}.feature-meta{display:flex;gap:14px;flex-wrap:wrap;margin:20px 0;color:var(--text-3);font-size:.88rem}
.editor-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.editor-card{display:grid;grid-template-columns:38px 160px 1fr;gap:16px;align-items:start;padding:14px;border-bottom:1px solid var(--line)}.editor-card>span{font-size:1.35rem;font-weight:900;color:var(--sky)}.editor-card img{width:160px;aspect-ratio:16/10;object-fit:cover;border-radius:14px}.editor-card h3{margin:0 0 7px;color:var(--navy)}.editor-card p{margin:0;color:var(--text-2);font-size:.94rem}.editor-card small{display:block;margin-top:8px;color:var(--text-3)}
.video-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.video-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.feed-two-col{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.fun-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px}.masonry-grid{columns:3;column-gap:18px}.masonry-grid .video-card{break-inside:avoid;margin-bottom:18px}.masonry-grid .video-card:nth-child(3n+2) .video-thumb{aspect-ratio:4/3}.masonry-grid .video-card:nth-child(3n+3) .video-thumb{aspect-ratio:16/11}
.video-card{min-width:0;border:1px solid var(--line);border-radius:var(--radius-card);background:rgba(255,255,255,.86);overflow:hidden;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.video-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}.video-thumb{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--sky-soft)}.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}.video-card:hover .video-thumb img{transform:scale(1.02)}.play-icon{position:absolute;left:14px;bottom:13px;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);color:var(--navy);font-size:.84rem;transition:transform .2s}.video-card:hover .play-icon{transform:scale(1.06)}.duration{position:absolute;right:10px;bottom:10px;padding:3px 7px;border-radius:7px;background:rgba(23,52,74,.8);color:#fff;font-size:.72rem}.video-body{padding:15px 16px 17px}.card-kicker,.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text-3);font-size:.76rem}.video-body h3{margin:9px 0 8px;color:var(--navy);font-size:1.05rem;line-height:1.35}.video-body p{margin:0;color:var(--text-2);font-size:.89rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card-meta{margin-top:13px}.mini-tags{display:flex;gap:5px;flex-wrap:wrap;justify-content:flex-end}.mini-tags span{padding:3px 6px;border-radius:999px;background:var(--sky-soft);color:var(--navy-soft);font-size:.68rem}.video-rail .video-card{width:min(330px,78vw)}
.ranking-layout{display:grid;grid-template-columns:1fr 360px;gap:36px;align-items:start}.rank-list{list-style:none;margin:0;padding:0}.rank-list li{display:grid;grid-template-columns:42px 1fr auto;gap:14px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.rank-list li>span{font-size:1.25rem;font-weight:900;color:var(--primary)}.rank-list strong{display:block;color:var(--navy)}.rank-list small{display:block;color:var(--text-3);margin-top:2px}.rank-list em{font-style:normal;color:var(--text-3);font-size:.8rem}.rank-list p{margin:5px 0 0;color:var(--text-2)}.rank-list-large li{grid-template-columns:52px 1fr auto;padding:20px 0}.ranking-side{position:sticky;top:108px;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--line)}.ranking-side img{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:16px}.ranking-side p{color:var(--text-2)}.ranking-side a{color:var(--primary);font-weight:750}
.feature-story,.creator-highlight,.dark-feature,.about-split,.safety-callout,.app-showcase{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}.feature-story img,.creator-highlight img,.dark-feature img,.about-split img,.safety-callout img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:26px}.feature-story h2,.creator-highlight h2,.dark-feature h2,.about-split h2,.safety-callout h2,.app-showcase h2{margin:0;color:var(--navy);font-size:clamp(1.9rem,3.1vw,3.1rem);line-height:1.1}.dark-feature h2{color:#fff}.feature-story p,.creator-highlight p,.dark-feature p,.about-split p,.safety-callout p,.app-showcase p{color:var(--text-2)}.dark-feature p{color:#c9dbe5}.creator-highlight blockquote{margin:20px 0;padding:14px 18px;border-left:3px solid var(--primary);background:rgba(255,255,255,.55);color:var(--navy-2)}.app-showcase{grid-template-columns:1fr .7fr}.app-showcase>img{max-height:640px;margin:auto;object-fit:contain}.app-feature-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:22px 0}.app-feature-mini span{padding:12px;border-radius:14px;background:var(--sky-soft);font-size:.85rem;color:var(--text-2)}.app-feature-mini strong{display:block;color:var(--navy);margin-bottom:3px}
.bento-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:160px;gap:14px}.bento-item{position:relative;overflow:hidden;border-radius:22px;background:#fff;border:1px solid var(--line)}.bento-item img{width:100%;height:100%;object-fit:cover}.bento-item>div{position:absolute;inset:auto 0 0;padding:18px;color:#fff;background:linear-gradient(transparent,rgba(15,42,61,.9))}.bento-item h3{margin:4px 0}.bento-item p{margin:0;font-size:.84rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.bento-1{grid-column:span 7;grid-row:span 2}.bento-2{grid-column:span 5}.bento-3{grid-column:span 5}.bento-4,.bento-5,.bento-6{grid-column:span 4}
.live-stage{display:grid;grid-template-columns:1.45fr .55fr;gap:26px}.live-primary{position:relative;min-height:520px;border-radius:28px;overflow:hidden}.live-primary>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.65)}.live-primary>.live-badge{position:absolute;left:22px;top:22px;z-index:2}.live-primary-copy{position:absolute;left:0;right:0;bottom:0;z-index:1;padding:36px;background:linear-gradient(transparent,rgba(15,42,61,.96))}.live-primary-copy h2{margin:8px 0;color:#fff;font-size:clamp(2rem,3.5vw,3.6rem)}.live-primary-copy p{max-width:700px;color:#d5e6ef}.live-stage aside{padding:26px;border-radius:26px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1)}.live-stage aside h2{margin-top:0}.live-side-item{display:flex;align-items:center;gap:10px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.11)}.live-side-item strong{display:block}.live-side-item small{color:#adc7d6}.dot-live{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(239,142,104,.14)}.live-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.live-card{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}.live-media{position:relative}.live-media img{width:100%;aspect-ratio:16/9;object-fit:cover}.live-badge{display:inline-flex;padding:5px 8px;border-radius:7px;background:var(--accent);color:#fff;font-size:.72rem;font-weight:900;letter-spacing:.05em}.live-media .live-badge{position:absolute;left:12px;top:12px}.live-copy{padding:15px}.live-anchor{font-size:.77rem;color:var(--primary);font-weight:800}.live-copy h3{margin:6px 0;color:var(--navy)}.live-copy p{margin:0;color:var(--text-2);font-size:.88rem}.live-footer{display:flex;justify-content:space-between;gap:8px;margin-top:12px;color:var(--text-3);font-size:.75rem}
.inline-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:20px}.inline-head p{max-width:600px;color:var(--text-2)}.avatar-rail{padding:6px 0 14px}.avatar-item{width:130px;text-align:center}.avatar-item img{width:82px;height:82px;margin:auto;object-fit:cover;border-radius:50%;border:4px solid #fff;box-shadow:0 0 0 2px var(--sky-light)}.avatar-item strong{display:block;margin-top:9px;color:var(--navy)}.avatar-item span{display:block;color:var(--text-3);font-size:.76rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.person-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.anchor-card{display:grid;grid-template-columns:100px 1fr;gap:16px;align-items:start;padding:16px;border-radius:20px;background:rgba(255,255,255,.82);border:1px solid var(--line)}.anchor-card img{width:100px;height:120px;object-fit:cover;border-radius:16px}.anchor-card h3{margin:5px 0 1px;color:var(--navy)}.anchor-card strong{color:var(--primary);font-size:.84rem}.anchor-card p{margin:7px 0;color:var(--text-2);font-size:.86rem}.anchor-card small{color:var(--text-3)}.status-dot{font-size:.7rem;color:var(--accent);font-weight:800}
.replay-list{display:grid;gap:4px}.replay-list article{display:grid;grid-template-columns:48px 1fr auto;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.replay-list article>span{color:var(--sky);font-size:1.4rem;font-weight:900}.replay-list h3{margin:0;color:var(--navy)}.replay-list p{margin:5px 0 0;color:var(--text-2);font-size:.9rem}.replay-list a{color:var(--primary);font-weight:750}.direction-cloud,.tag-discovery{display:flex;align-items:center;justify-content:space-between;gap:40px}.direction-cloud>div:first-child{max-width:480px}.direction-cloud h2{margin:0;color:var(--navy)}.direction-cloud p{margin-bottom:0;color:var(--text-2)}.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.tag-cloud a,.tag-cloud span{padding:8px 12px;border:1px solid var(--line-strong);border-radius:999px;background:#fff;color:var(--navy-2);font-size:.86rem}.tag-cloud.large{justify-content:flex-start}.tag-cloud.large a{font-size:.96rem;padding:10px 14px}
.article-list{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.article-list article{padding:18px;border-top:3px solid var(--sky);background:#fff;border-radius:0 0 16px 16px}.article-list span{color:var(--primary);font-size:.75rem;font-weight:800}.article-list h3{margin:8px 0;color:var(--navy);font-size:1rem}.article-list p{color:var(--text-2);font-size:.86rem}.article-list small{color:var(--text-3)}
.knowledge-layout,.skill-split,.trend-layout,.update-layout,.tip-steps{display:grid;grid-template-columns:.7fr 1.3fr;gap:44px;align-items:start}.knowledge-layout>div:first-child,.skill-split>div:first-child,.trend-layout>div:first-child,.update-layout>div:first-child,.tip-steps>div:first-child{position:sticky;top:110px}.knowledge-layout h2,.skill-split h2,.trend-layout h2,.update-layout h2,.tip-steps h2{margin:0;color:var(--navy);font-size:clamp(1.8rem,3vw,3rem);line-height:1.1}.knowledge-layout p,.skill-split p,.trend-layout p,.update-layout p,.tip-steps p{color:var(--text-2)}.knowledge-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.knowledge-list article{padding:18px;border-radius:16px;background:#fff;border:1px solid var(--line)}.knowledge-list span{color:var(--primary);font-size:.76rem;font-weight:800}.knowledge-list h3{margin:7px 0;color:var(--navy)}.knowledge-list p{margin-bottom:0;color:var(--text-2);font-size:.88rem}.skill-split ol,.trend-layout ol,.install-timeline ol{list-style:none;margin:0;padding:0}.skill-split li,.install-timeline li{display:grid;grid-template-columns:54px 1fr;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}.skill-split li strong,.install-timeline li>span{font-size:1.35rem;color:var(--primary)}.trend-layout li{display:grid;grid-template-columns:40px 1fr;gap:14px;padding:14px 0;border-bottom:1px solid rgba(74,155,212,.16)}.trend-layout li>span{font-size:1.2rem;font-weight:900;color:var(--primary)}.trend-layout strong{display:block;color:var(--navy)}.trend-layout small{color:var(--text-3)}.trend-layout li p{margin:4px 0 0;font-size:.88rem}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.steps-grid article{padding:20px;border-radius:18px;background:#fff;border:1px solid var(--line)}.steps-grid strong{color:var(--primary)}.steps-grid p{margin-bottom:0;font-size:.9rem}.tutorial-strip article{width:280px;padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}.tutorial-strip article>span{color:var(--primary);font-size:.75rem;font-weight:800}.tutorial-strip h3{margin:7px 0;color:var(--navy)}.tutorial-strip p{color:var(--text-2);font-size:.87rem}.tutorial-strip small{color:var(--text-3)}
.story-list{display:grid;gap:18px}.story-list article{display:grid;grid-template-columns:230px 1fr;gap:22px;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}.story-list img{width:230px;aspect-ratio:16/10;object-fit:cover;border-radius:18px}.story-list span{color:var(--primary);font-size:.78rem;font-weight:800}.story-list h3{margin:5px 0;color:var(--navy);font-size:1.35rem}.story-list p{margin:0;color:var(--text-2)}
.topic-columns{columns:2;column-gap:18px}.topic-card{break-inside:avoid;display:grid;grid-template-columns:42px 1fr;gap:12px;padding:18px;margin-bottom:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}.topic-avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--sky-soft);color:var(--primary);font-weight:900}.topic-top,.topic-meta{display:flex;justify-content:space-between;gap:10px}.topic-top span,.topic-meta{color:var(--text-3);font-size:.74rem}.topic-card h3{margin:7px 0;color:var(--navy);font-size:1.02rem}.topic-card p{margin:0;color:var(--text-2);font-size:.88rem}.topic-meta{margin-top:10px}.topic-feature{display:grid;grid-template-columns:1.2fr .8fr;gap:42px;align-items:center}.topic-feature h2{margin:0;color:var(--navy);font-size:clamp(2rem,3.2vw,3.2rem)}.topic-feature p{color:var(--text-2)}.topic-angles{display:flex;flex-wrap:wrap;gap:10px}.topic-angles span{padding:15px 16px;border-radius:16px;background:#fff;border:1px solid var(--line);color:var(--navy)}.discussion-timeline{display:grid;gap:10px}.discussion-timeline .topic-card{grid-template-columns:42px 1fr;margin:0;border-radius:14px}.discussion-timeline .topic-card:nth-child(even){margin-left:40px}.discussion-timeline .topic-card:nth-child(odd){margin-right:40px}
.magazine-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.magazine-grid article{grid-column:span 6;display:grid;grid-template-columns:42% 1fr;gap:16px;padding:12px;border:1px solid var(--line);border-radius:20px;background:#fff}.magazine-grid article:nth-child(3n){grid-column:span 12;grid-template-columns:30% 1fr}.magazine-grid img{width:100%;height:100%;min-height:180px;object-fit:cover;border-radius:14px}.magazine-grid span{color:var(--primary);font-size:.76rem;font-weight:800}.magazine-grid h3{margin:6px 0;color:var(--navy)}.magazine-grid p{color:var(--text-2);font-size:.9rem}.update-list{display:grid}.update-list a{display:grid;grid-template-columns:100px 1fr auto;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.update-list span,.update-list small{color:var(--text-3);font-size:.8rem}.update-list strong{color:var(--navy)}
.install-timeline{display:grid;grid-template-columns:.65fr 1.35fr;gap:42px}.install-timeline>div h2{margin:0;color:var(--navy);font-size:clamp(1.8rem,3vw,3rem)}.install-timeline li strong{display:block;color:var(--navy)}.install-timeline li p{margin:4px 0 0;color:var(--text-2)}.safety-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.safety-links a{padding:8px 12px;border-radius:999px;background:var(--sky-soft);color:var(--primary);font-weight:700}
.faq-wrap{max-width:980px;margin:auto}.faq-list+.faq-list{margin-top:40px}.faq-list>h2{color:var(--navy);font-size:2rem}.faq-item{padding:16px 0;border-bottom:1px solid var(--line)}.faq-item summary{cursor:pointer;color:var(--navy);font-weight:750}.faq-item p{margin:12px 0 0;color:var(--text-2)}
.page-main{min-height:70vh}.page-hero{width:min(calc(100% - 40px),var(--wrap));margin:42px auto 18px;padding:38px;display:grid;grid-template-columns:1fr .62fr;gap:40px;align-items:center;border-radius:30px;background:linear-gradient(135deg,var(--cream),var(--sky-soft));border:1px solid var(--line)}.page-hero h1{margin:0;color:var(--navy);font-size:clamp(2.7rem,4.4vw,4.8rem);line-height:1}.page-hero p{max-width:760px;color:var(--text-2);font-size:1.03rem}.page-hero figure{margin:0}.page-hero figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}.search-page-hero .search-page-form{display:grid;grid-template-columns:1fr auto;gap:8px;margin-top:22px}.search-page-form input{min-width:0;padding:13px 15px;border:1px solid var(--line-strong);border-radius:13px;background:#fff;color:var(--text)}
.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.media-card{overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#fff}.media-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.media-card>div{padding:16px}.media-card span{color:var(--primary);font-size:.76rem;font-weight:800}.media-card h3{margin:7px 0;color:var(--navy)}.media-card p{color:var(--text-2);font-size:.9rem}.media-card small{display:block;color:var(--text-3)}
.discover-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.discover-card{overflow:hidden;border-radius:20px;background:#fff;border:1px solid var(--line)}.discover-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.discover-card>div{padding:14px}.discover-card span{font-size:.74rem;color:var(--accent);font-weight:800}.discover-card h3{margin:5px 0;color:var(--navy)}.discover-card p{margin:0;color:var(--text-2);font-size:.86rem}.tutorial-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tutorial-grid article{overflow:hidden;border-radius:18px;background:#fff;border:1px solid var(--line)}.tutorial-grid img{width:100%;aspect-ratio:16/9;object-fit:cover}.tutorial-grid article>div{padding:14px}.tutorial-grid span{color:var(--primary);font-size:.76rem;font-weight:800}.tutorial-grid h3{margin:6px 0;color:var(--navy)}.tutorial-grid p{margin:0;color:var(--text-2);font-size:.86rem}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-grid article{padding:22px;border-radius:20px;background:#fff;border:1px solid var(--line)}.service-grid article:nth-child(3n+2){background:var(--surface-blue)}.service-grid article:nth-child(3n+3){background:var(--cream)}.service-grid h2{margin:2px 0 8px;color:var(--navy);font-size:1.25rem}.service-grid p{margin:0;color:var(--text-2)}.info-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.info-columns article{padding:26px;border-radius:22px;background:#fff;border:1px solid var(--line)}.info-columns h2{margin:0;color:var(--navy)}.info-columns p{color:var(--text-2)}
.watch-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:30px;padding-top:44px}.player-shell{overflow:hidden;border-radius:24px;background:#0f2a3d}.player-shell video{display:block;width:100%;aspect-ratio:16/9;background:#0f2a3d}.player-note{padding:12px 16px;color:#bad0dc;font-size:.82rem}.player-note code{color:#fff}.watch-info{padding:20px 0}.watch-info h1{margin:0;color:var(--navy);font-size:clamp(2rem,3vw,3rem)}.watch-info p{color:var(--text-2)}.watch-meta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.watch-meta span{padding:6px 9px;border-radius:999px;background:var(--sky-soft);color:var(--navy-soft);font-size:.78rem}.empty-state{max-width:760px;margin:auto;text-align:center;padding:50px 24px;border-radius:26px;background:var(--cream);border:1px dashed var(--line-strong)}.empty-state h1,.empty-state h2{margin:0;color:var(--navy);font-size:clamp(2rem,4vw,3.6rem)}.empty-state p{color:var(--text-2)}.empty-panel{padding:40px;border:1px dashed var(--line-strong);border-radius:20px;background:var(--sky-soft)}
.tab-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.tab-row button{padding:9px 14px;border:1px solid var(--line-strong);border-radius:999px;background:#fff;color:var(--navy);cursor:pointer}.tab-row button[aria-selected="true"]{background:var(--primary);color:#fff;border-color:var(--primary)}
.search-modal{display:none;position:fixed;inset:0;z-index:1000;align-items:flex-start;justify-content:center;padding:10vh 18px;background:rgba(23,52,74,.42);backdrop-filter:blur(10px)}
.search-modal.is-open{display:flex}
.search-modal[hidden]{display:none !important}
.search-dialog{width:min(760px,100%);padding:28px;border:1px solid var(--line-strong);border-radius:var(--radius-large);background:var(--surface);box-shadow:0 30px 80px rgba(23,52,74,.22)}
.search-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-dialog-head h2{margin:0;color:var(--navy)}.search-close{width:44px;height:44px;border:0;border-radius:50%;background:var(--sky-soft);color:var(--navy);font-size:28px;cursor:pointer}.search-form{display:grid;grid-template-columns:1fr auto;gap:10px;margin:22px 0}.search-form input{min-width:0;padding:15px 17px;border:1px solid var(--line-strong);border-radius:14px;background:var(--surface-blue);font:inherit;color:var(--text)}.search-suggestions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.search-suggestions a{padding:8px 11px;border-radius:999px;background:var(--cream);color:var(--navy);text-decoration:none}.search-note{margin:18px 0 0;color:var(--text-2);font-size:.92rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-footer{padding:58px 0 96px;background:var(--navy);color:#d7e6ee}.footer-grid{width:min(calc(100% - 40px),var(--wrap));margin:auto;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-grid h2{font-size:.85rem;color:#fff}.footer-grid a{display:block;margin:7px 0;color:#bad0dc;font-size:.9rem}.footer-grid p{max-width:420px;color:#bad0dc}.footer-brand{font-size:1.6rem;color:#fff}.footer-bottom{width:min(calc(100% - 40px),var(--wrap));margin:40px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px;color:#8faaba;font-size:.78rem}.mobile-bottom-nav{display:none}.back-to-top{position:fixed;right:22px;bottom:24px;z-index:120;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:50%;background:#fff;color:var(--navy);box-shadow:var(--shadow);cursor:pointer}.back-to-top[hidden]{display:none}
@media (max-width:1100px){
  .desktop-nav{display:none}.nav-wrap{grid-template-columns:auto 1fr}.header-actions{justify-content:flex-end}.mega-menu{grid-template-columns:repeat(4,1fr)}
  .hero-grid{grid-template-columns:1fr 1fr;gap:34px}.hero-copy h1{font-size:clamp(2.8rem,6vw,4.6rem)}
  .video-grid-4,.discover-grid,.tutorial-grid{grid-template-columns:repeat(2,1fr)}.person-grid{grid-template-columns:repeat(2,1fr)}.article-list{grid-template-columns:repeat(3,1fr)}
  .ranking-layout{grid-template-columns:1fr 300px}.live-grid{grid-template-columns:repeat(2,1fr)}.service-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  body{padding-bottom:68px}.top-note{font-size:.75rem}.section{padding:56px 0}.wrap{width:min(calc(100% - 28px),var(--wrap))}.nav-wrap{width:calc(100% - 28px);min-height:66px}.brand span{display:none}.pill-link{display:none}.mega-menu{width:calc(100% - 28px);grid-template-columns:repeat(2,1fr)}
  .hero-grid,.split-feature,.feature-story,.creator-highlight,.dark-feature,.about-split,.safety-callout,.app-showcase,.knowledge-layout,.skill-split,.trend-layout,.update-layout,.tip-steps,.topic-feature,.page-hero,.watch-layout,.install-timeline{grid-template-columns:1fr}.hero-section{padding-top:44px}.hero-visual{order:-1;padding:10px 20px}.hero-visual img{aspect-ratio:16/10}.floating-card-a{left:4px}.hero-copy h1{font-size:clamp(2.6rem,10vw,4.5rem)}
  .section-head{align-items:flex-start;flex-direction:column;gap:12px}.section-head .text-link{align-self:flex-start}.editor-grid,.feed-two-col,.info-columns{grid-template-columns:1fr}.ranking-layout{grid-template-columns:1fr}.ranking-side{position:static}.bento-grid{grid-template-columns:repeat(6,1fr)}.bento-1,.bento-2,.bento-3,.bento-4,.bento-5,.bento-6{grid-column:span 3;grid-row:span 1}.bento-1{grid-column:span 6;grid-row:span 2}
  .live-stage{grid-template-columns:1fr}.live-primary{min-height:430px}.article-list{grid-template-columns:repeat(2,1fr)}.topic-columns{columns:1}.magazine-grid article,.magazine-grid article:nth-child(3n){grid-column:span 12;grid-template-columns:38% 1fr}.page-hero{width:calc(100% - 28px);padding:26px}.page-hero figure{order:-1}.page-hero figure img{aspect-ratio:16/10}
  .footer-grid{width:calc(100% - 28px);grid-template-columns:repeat(2,1fr)}.footer-bottom{width:calc(100% - 28px);flex-direction:column}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:180;left:10px;right:10px;bottom:8px;padding:7px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.94);backdrop-filter:blur(15px);box-shadow:0 10px 40px rgba(23,52,74,.16)}.mobile-bottom-nav a{text-align:center;padding:7px 2px;color:var(--navy-soft);font-size:.76rem;font-weight:700}.back-to-top{bottom:82px}
  .knowledge-layout>div:first-child,.skill-split>div:first-child,.trend-layout>div:first-child,.update-layout>div:first-child,.tip-steps>div:first-child{position:static}
}
@media (max-width:620px){
  .header-actions{gap:5px}.icon-btn{padding:8px 10px;font-size:.82rem}.section{padding:44px 0}.compact-section{padding:22px 0}.hero-copy p{font-size:.96rem}.hero-search{grid-template-columns:1fr}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.btn{min-height:44px}.focus-strip a{margin-left:0}
  .video-grid-3,.video-grid-4,.live-grid,.person-grid,.media-grid,.discover-grid,.tutorial-grid,.service-grid{grid-template-columns:1fr}.video-grid-3 .video-card:nth-child(even),.video-grid-4 .video-card:nth-child(even){display:grid;grid-template-columns:42% 1fr}.video-grid-3 .video-card:nth-child(even) .video-thumb,.video-grid-4 .video-card:nth-child(even) .video-thumb{height:100%;aspect-ratio:auto}.fun-grid{grid-template-columns:1fr}.masonry-grid{columns:1}.editor-card{grid-template-columns:28px 100px 1fr}.editor-card img{width:100px}.article-list{display:flex;overflow-x:auto;gap:12px}.article-list article{min-width:250px}.knowledge-list{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr}.story-list article{grid-template-columns:110px 1fr}.story-list img{width:110px;height:120px;aspect-ratio:auto}.magazine-grid article,.magazine-grid article:nth-child(3n){display:block}.magazine-grid img{height:180px}.update-list a{grid-template-columns:74px 1fr}.update-list small{display:none}.app-feature-mini{grid-template-columns:1fr}.replay-list article{grid-template-columns:34px 1fr}.replay-list article a{grid-column:2}.direction-cloud,.tag-discovery,.inline-head{align-items:flex-start;flex-direction:column}.tag-cloud{justify-content:flex-start}.search-form,.search-page-hero .search-page-form{grid-template-columns:1fr}.search-dialog{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}.rank-list li,.rank-list-large li{grid-template-columns:34px 1fr}.rank-list em{grid-column:2}.live-primary-copy{padding:24px}.live-primary{min-height:380px}.topic-meta{align-items:flex-start;flex-direction:column}.discussion-timeline .topic-card:nth-child(even),.discussion-timeline .topic-card:nth-child(odd){margin-inline:0}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}