: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}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.65}
body.search-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{color:inherit}
.wrap{width:min(var(--wrap),calc(100% - 40px));margin-inline:auto}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.top-note{padding:7px 18px;text-align:center;background:var(--cream-2);color:var(--navy-2);font-size:13px;border-bottom:1px solid var(--line-warm)}
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,249,238,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);transition:.25s box-shadow,.25s background}
.site-header.is-scrolled{background:rgba(255,253,248,.96);box-shadow:0 8px 24px rgba(23,52,74,.08)}
.header-inner{min-height:74px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}.brand img{width:42px;height:42px;border-radius:13px}.brand span{display:grid;line-height:1.05}.brand strong{font-size:20px;color:var(--navy)}.brand small{margin-top:5px;font-size:9px;letter-spacing:.14em;color:var(--text-3)}
.desktop-nav{display:flex;gap:4px;align-items:center;margin-left:auto}.desktop-nav a{padding:9px 12px;border-radius:var(--radius-pill);font-size:14px;color:var(--navy-soft)}.desktop-nav a:hover,.desktop-nav a[aria-current="page"]{background:var(--surface);color:var(--primary);box-shadow:0 2px 10px rgba(74,155,212,.08)}
.header-actions{display:flex;align-items:center;gap:8px}.icon-btn,.icon-link,.menu-btn{border:0;background:transparent;padding:9px 10px;border-radius:10px;cursor:pointer;color:var(--navy-2)}.icon-btn:hover,.icon-link:hover,.menu-btn:hover{background:var(--sky-soft)}
.mega-menu{border-top:1px solid var(--line);background:rgba(255,253,248,.98);box-shadow:var(--shadow)}.mega-menu[hidden]{display:none!important}.mega-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;padding-block:18px}.mega-grid a{display:flex;justify-content:space-between;gap:12px;padding:14px;border-radius:14px;background:var(--surface);border:1px solid var(--line)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border-radius:var(--radius-pill);border:1px solid transparent;cursor:pointer;font-weight:700}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#388ac6}.btn-soft{background:var(--cream);border-color:var(--line-strong);color:var(--navy)}.btn-small{min-height:36px;padding:7px 14px;font-size:13px}.text-link,.section-link{color:var(--primary);font-weight:700}.text-link:hover,.section-link:hover{text-decoration:underline}
.site-section{padding:72px 0}.section-soft{background:var(--bg-blue)}.section-cream{background:var(--bg-cream)}.section-blue{background:linear-gradient(135deg,var(--sky-soft),#e5f5fc 50%,var(--cream))}.section-dark{background:var(--navy);color:#fff}.section-dark .eyebrow,.section-dark .section-head p,.section-dark p,.section-dark small{color:#cfe1ec}.section-dark .btn-soft{background:#fff;color:var(--navy)}
.page-hero{padding:82px 0;background:radial-gradient(circle at 88% 24%,rgba(140,204,240,.28),transparent 30%),linear-gradient(135deg,var(--cream),var(--sky-soft) 65%,#fefcf7);overflow:hidden}.hero-split{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}.page-hero h1{font-size:clamp(42px,5.3vw,74px);line-height:1.05;letter-spacing:-.04em;margin:12px 0 22px;color:var(--navy);max-width:10em}.page-hero p{font-size:18px;color:var(--text-2);max-width:780px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-visual{position:relative}.hero-visual:before{content:"";position:absolute;inset:-18px 12% 22% -20px;border-radius:32px;background:var(--cream-2);transform:rotate(-3deg)}.hero-visual img{position:relative;width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-large);box-shadow:var(--shadow-hover)}
.eyebrow{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--primary)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:28px}.section-head h2{margin:7px 0 8px;font-size:clamp(30px,3vw,44px);line-height:1.12;color:inherit}.section-head p{margin:0;max-width:760px;color:var(--text-2)}.section-head-d{text-align:center;display:block}.section-head-d p{margin-inline:auto}.section-head-c{align-items:center;padding-bottom:16px;border-bottom:1px solid var(--line-strong)}.section-head-e h2{max-width:16em}
.focus-strip{padding:34px 0}.focus-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center;padding:28px;border:1px solid var(--line);border-radius:var(--radius-large);background:rgba(255,255,255,.75)}.focus-grid h2{margin:6px 0 8px;font-size:34px}.focus-grid p{color:var(--text-2)}.focus-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.focus-stats div{display:grid;padding:18px;border-radius:16px;background:var(--surface-blue);border:1px solid var(--line)}.focus-stats strong{font-size:30px;color:var(--primary)}.focus-stats span{font-size:13px;color:var(--text-2)}
.chips{display:flex;gap:10px;flex-wrap:wrap}.chips a{padding:9px 15px;border-radius:var(--radius-pill);background:var(--surface);border:1px solid var(--line);color:var(--navy-2);font-size:14px}.chips a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}
.grid{display:grid;gap:22px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.video-card{overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);transition:.22s transform,.22s box-shadow}.video-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.media-thumb{position:relative;display:block;overflow:hidden;background:#dcecf5;aspect-ratio:16/9}.media-thumb img{width:100%;height:100%;object-fit:cover;transition:.25s transform}.video-card:hover .media-thumb img{transform:scale(1.02)}.play{position:absolute;left:16px;bottom:14px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.9);color:var(--primary);box-shadow:0 8px 24px rgba(0,0,0,.12);transition:.2s transform}.video-card:hover .play{transform:scale(1.06)}.duration{position:absolute;right:12px;bottom:12px;padding:4px 8px;border-radius:8px;background:rgba(15,42,61,.84);color:#fff;font-size:12px}.card-body{padding:18px}.card-body h3{margin:8px 0 8px;font-size:20px;line-height:1.35}.card-body p{margin:0 0 14px;color:var(--text-2);font-size:14px}.meta-line,.card-foot{display:flex;justify-content:space-between;gap:10px;color:var(--text-3);font-size:12px}.card-foot{padding-top:12px;border-top:1px solid var(--line)}
.horizontal-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,32%);gap:18px;overflow-x:auto;padding:3px 3px 16px;scroll-snap-type:x proximity}.rail-card{scroll-snap-align:start}
.editor-feature{display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;padding:28px;border-radius:var(--radius-large);background:var(--navy);color:#fff}.editor-feature img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px}.editor-feature h2,.editor-feature h3{font-size:clamp(28px,3vw,42px);margin:12px 0}.editor-feature p,.editor-feature blockquote{color:#cfe1ec}.editor-feature blockquote{margin:20px 0;padding:14px 18px;border-left:3px solid var(--accent);background:rgba(255,255,255,.06)}.pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--accent);color:white;font-size:12px;font-weight:800}
.magazine-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;grid-template-rows:repeat(2,1fr);gap:18px}.magazine-grid article{position:relative;overflow:hidden;min-height:250px;border-radius:20px;background:var(--surface);border:1px solid var(--line);padding:18px}.magazine-grid article:first-child{grid-row:1/3;min-height:520px}.magazine-grid img{width:100%;height:58%;object-fit:cover;border-radius:14px;margin-bottom:14px}.magazine-grid article:first-child img{height:65%}.magazine-grid span{font-size:12px;color:var(--primary);font-weight:800}.magazine-grid h3{margin:6px 0}.magazine-grid p{color:var(--text-2);font-size:14px}
.rank-split{display:grid;grid-template-columns:1.1fr 1fr;gap:28px}.compact-list{list-style:none;margin:0;padding:0;display:grid;gap:2px}.compact-list li{display:grid;grid-template-columns:48px 1fr auto;gap:14px;align-items:center;padding:14px 6px;border-bottom:1px solid var(--line)}.section-dark .compact-list li{border-color:rgba(255,255,255,.12)}.compact-list .rank{font-weight:900;font-size:20px;color:var(--primary)}.compact-list strong{display:block}.compact-list small{display:block;color:var(--text-3)}
.feed-2col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.feed-row{display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:center;padding:14px;border-bottom:1px solid var(--line)}.feed-row img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px}.feed-row h3{margin:5px 0}.feed-row p{margin:0;color:var(--text-2);font-size:14px}.feed-row small{color:var(--primary)}
.story-split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.story-split.reverse>div:first-child{order:1}.story-split.reverse>img{order:2}.story-split>img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-large)}.story-split h2{font-size:clamp(32px,4vw,52px);line-height:1.1;margin:10px 0 18px}.story-split p{color:var(--text-2)}.section-dark .story-split p{color:#cfe1ec}
.bento-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:16px}.bento-item{position:relative;overflow:hidden;border-radius:22px;background:var(--navy);color:#fff}.bento-item:nth-child(1){grid-column:span 2;grid-row:span 2}.bento-item:nth-child(4){grid-column:span 2}.bento-item img{width:100%;height:100%;object-fit:cover;opacity:.68}.bento-item:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(15,42,61,.88))}.bento-item div{position:absolute;z-index:2;inset:auto 20px 18px}.bento-item h3{margin:4px 0;font-size:22px}.bento-item p{margin:0;color:#d8e9f2;font-size:13px}
.live-stage{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.live-card{background:var(--surface);color:var(--text);border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line)}.live-card .media-thumb{aspect-ratio:16/9}.live-badge,.live-dot{display:inline-flex;align-items:center;gap:4px;border-radius:999px;background:var(--accent);color:#fff;font-weight:900;font-size:11px;letter-spacing:.08em}.live-badge{position:absolute;left:14px;top:14px;padding:6px 9px}.live-dot{padding:4px 7px;flex:0 0 auto}.live-side{display:grid;gap:8px}.live-side a{display:flex;align-items:flex-start;gap:12px;padding:16px;border-radius:15px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}.live-side strong{display:block}.live-side small{display:block;margin-top:4px}
.avatar-rail{display:flex;gap:24px;overflow-x:auto;padding-bottom:12px}.avatar-rail article{flex:0 0 130px;text-align:center}.avatar-rail img{width:86px;height:86px;border-radius:50%;object-fit:cover;margin:0 auto 10px;border:4px solid var(--surface);box-shadow:0 0 0 1px var(--line)}.avatar-rail strong,.avatar-rail span,.avatar-rail small{display:block}.avatar-rail span{font-size:13px;color:var(--primary)}.avatar-rail small{font-size:12px;color:var(--text-3)}
.anchor-card{display:grid;grid-template-columns:92px 1fr;gap:16px;padding:18px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.anchor-card>img{width:92px;height:92px;object-fit:cover;border-radius:50%}.anchor-card h3{margin:4px 0}.anchor-card p{font-size:13px;color:var(--text-2);margin:8px 0}.anchor-card small{color:var(--text-3)}.status-dot{font-size:11px;color:var(--accent);font-weight:800}.anchor-grid-dense .anchor-card{grid-template-columns:80px 1fr}.anchor-grid-dense .anchor-card>img{width:80px;height:80px}
.media-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.media-notes article{padding:22px;border-left:3px solid var(--primary);background:var(--surface-blue);border-radius:0 16px 16px 0}.media-notes span{font-size:12px;color:var(--primary);font-weight:800}.media-notes h3{margin:7px 0}.media-notes p{color:var(--text-2);font-size:14px}.media-notes small{color:var(--text-3)}
.knowledge-list{display:grid;grid-template-columns:1fr 1fr;gap:12px 28px}.knowledge-list article{display:flex;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}.number-badge{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:12px;background:var(--sky-light);color:var(--navy);font-weight:900}.knowledge-list h3{margin:0 0 5px}.knowledge-list p{margin:0 0 5px;color:var(--text-2);font-size:14px}.knowledge-list a{font-size:13px;color:var(--primary)}
.creator-strip{display:grid;gap:14px}.creator-strip article{display:grid;grid-template-columns:170px 1fr;gap:20px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.creator-strip img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:14px}.creator-strip h3{margin:4px 0}.creator-strip p{margin:0;color:var(--text-2)}.creator-grid{grid-template-columns:1fr 1fr}.creator-grid article{grid-template-columns:120px 1fr}
.discussion-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.topic-card{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.topic-user{display:flex;align-items:center;gap:10px}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--sky-light);color:var(--navy);font-weight:900}.topic-user strong,.topic-user small{display:block}.topic-user small{color:var(--text-3)}.topic-card h3{margin:14px 0 8px}.topic-card p{color:var(--text-2)}.topic-foot{display:flex;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid var(--line);color:var(--text-3);font-size:12px}
.topic-spotlight{max-width:920px;margin:auto;text-align:center;padding:40px 24px}.topic-spotlight h2{font-size:clamp(34px,4vw,56px);line-height:1.14;margin:12px 0}.topic-spotlight p{font-size:17px;color:var(--text-2)}
.timeline{display:grid;max-width:980px;margin:auto}.timeline article{display:grid;grid-template-columns:120px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}.timeline time{font-weight:800;color:var(--primary)}.timeline h3{margin:0 0 6px}.timeline p{margin:0 0 6px;color:var(--text-2)}.timeline small{color:var(--text-3)}
.trend-bars{display:grid;gap:6px}.trend-bars article{display:grid;grid-template-columns:46px 1fr 80px;gap:16px;align-items:center;padding:14px 10px;border-bottom:1px solid var(--line)}.trend-bars>article>span{font-size:20px;font-weight:900;color:var(--primary)}.trend-bars p{margin:3px 0 0;color:var(--text-2);font-size:13px}.trend-bars em{font-style:normal;text-align:right;color:var(--navy-soft);font-size:12px}
.special-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.special-grid article{display:grid;grid-template-columns:210px 1fr;gap:20px;padding:16px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.special-grid img{width:100%;height:100%;min-height:150px;object-fit:cover;border-radius:13px}.special-grid h3{margin:5px 0}.special-grid p{color:var(--text-2);font-size:14px}.special-grid small{color:var(--primary)}
.lesson-split{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.lesson-split article,.lesson-grid article{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.lesson-split span,.lesson-grid span{color:var(--primary);font-size:12px;font-weight:800}.lesson-split h3,.lesson-grid h3{margin:5px 0}.lesson-split p,.lesson-grid p{color:var(--text-2)}.lesson-list{display:grid;gap:6px}.lesson-list article{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:18px;border-bottom:1px solid var(--line)}.lesson-list>article>strong{color:var(--primary)}.lesson-list h3{margin:0 0 4px}.lesson-list p{margin:0;color:var(--text-2)}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.lesson-grid a{color:var(--primary);font-size:13px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.steps article{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.steps b{font-size:28px;color:var(--primary)}.steps h3{margin:10px 0 6px}.steps p{color:var(--text-2);margin:0}
.app-section{background:linear-gradient(135deg,var(--cream),var(--sky-soft))}.app-showcase{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.app-showcase h2{font-size:clamp(38px,5vw,64px);margin:8px 0}.app-showcase>img{max-height:540px;object-fit:contain;margin:auto}.feature-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}.feature-mini span{padding:14px;border-radius:14px;background:rgba(255,255,255,.72);border:1px solid var(--line);font-size:13px}.feature-mini strong{display:block;color:var(--navy)}
.install-timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.install-timeline article{display:flex;gap:14px;padding:20px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.install-timeline>article>span{display:grid;place-items:center;flex:0 0 38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;font-weight:900}.install-timeline h3{margin:0 0 5px}.install-timeline p{margin:0;color:var(--text-2)}
.policy-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.policy-pair a{display:grid;grid-template-columns:160px 1fr;gap:20px;align-items:center;padding:16px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.policy-pair img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:13px}.policy-pair p{color:var(--text-2)}
.policy-grid,.status-grid,.feature-grid,.palette-notes{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.policy-grid article,.status-grid article,.feature-grid article,.palette-notes article{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line);color:var(--text)}.section-dark .policy-grid article{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.12);color:#fff}.policy-grid h3,.status-grid h3,.feature-grid h3{margin:0 0 8px}.policy-grid p,.status-grid p,.feature-grid p,.palette-notes p{margin:0;color:var(--text-2)}.section-dark .policy-grid p{color:#cfe1ec}
.info-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-columns article{padding:22px;border-radius:18px;background:var(--surface-blue);border:1px solid var(--line)}.info-columns h3{margin:0 0 7px}.info-columns p{margin:0;color:var(--text-2)}
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.quote-grid blockquote{margin:0;padding:24px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.quote-grid p{color:var(--text-2)}.quote-grid cite{color:var(--primary);font-style:normal}
.note-row{display:flex;gap:18px;padding:20px;border-bottom:1px solid var(--line)}.note-row>strong{flex:0 0 64px;color:var(--primary)}.note-row h3{margin:0 0 5px}.note-row p{margin:0;color:var(--text-2)}
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.channel-grid a{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line);transition:.2s transform,.2s border-color}.channel-grid a:hover{transform:translateY(-3px);border-color:var(--primary)}.channel-grid strong{font-size:19px}.channel-grid p{color:var(--text-2);font-size:14px}.channel-grid small{color:var(--primary)}
.long-copy{max-width:980px;font-size:18px;color:var(--text-2)}.section-dark .long-copy{color:#d8e9f2}
.tab-row{display:flex;gap:8px;margin-bottom:20px}.tab-row button{border:1px solid var(--line);background:var(--surface);padding:8px 15px;border-radius:999px;cursor:pointer}.tab-row button.is-active{background:var(--primary);color:#fff;border-color:var(--primary)}
.watch-hero{background:var(--navy);color:#fff}.watch-hero h1{font-size:clamp(34px,4vw,54px);margin:10px 0 22px}.player-wrap{overflow:hidden;border-radius:22px;background:#081d2b;box-shadow:0 18px 50px rgba(0,0,0,.24)}.player-wrap video{width:100%;aspect-ratio:16/9;display:block;background:#081d2b}.watch-info{display:flex;justify-content:space-between;gap:20px;margin-top:16px;color:#cfe1ec}.watch-info>div{display:flex;gap:16px}.watch-summary{max-width:900px;color:#d8e9f2}.search-page{padding-bottom:46px}.page-search{max-width:760px;margin-top:24px}.search-query{margin-top:14px}.empty-state{padding:48px;border-radius:22px;background:var(--surface-blue);text-align:center}.empty-state .btn{margin:8px 4px}
.search-form{display:flex;gap:10px}.search-form input{flex:1;min-width:0;border:1px solid var(--line-strong);background:#fff;padding:13px 16px;border-radius:14px;outline:none}.search-form input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(74,155,212,.1)}
.search-modal{display:none;position:fixed;z-index:100;inset:0;background:rgba(15,42,61,.48);padding:8vh 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%);padding:28px;border-radius:24px;background:var(--cream-3);box-shadow:0 28px 80px rgba(15,42,61,.28)}.search-panel-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.search-panel h2{margin:4px 0 22px;font-size:30px}.search-close{width:42px;height:42px;border:0;border-radius:50%;background:var(--sky-soft);cursor:pointer;font-size:26px}.search-help{margin:14px 0 0;color:var(--text-3);font-size:13px}
.faq-wrap{max-width:960px;margin:auto}.faq-wrap>h2{font-size:38px;margin:0 0 24px}.faq-item{border-bottom:1px solid var(--line)}.faq-item summary{cursor:pointer;padding:20px 42px 20px 0;font-weight:800;position:relative;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:10px;top:17px;color:var(--primary);font-size:22px}.faq-item[open] summary:after{content:"−"}.faq-item div{padding:0 0 20px}.faq-item p{margin:0;color:var(--text-2)}
.download-status{display:grid;grid-template-columns:1fr .6fr;gap:36px;align-items:center;padding:30px;border:1px solid var(--line);border-radius:var(--radius-large);background:var(--surface)}.download-status img{width:100%;max-height:320px;object-fit:contain}.status-dot.muted{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--accent-soft);color:#b85c39;font-size:12px;font-weight:800}
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.comparison-grid article{padding:28px;border-radius:20px;background:var(--surface);border:1px solid var(--line)}.comparison-grid p{color:var(--text-2)}
.permission-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.permission-list article{padding:20px;border-radius:16px;border:1px solid var(--line);background:var(--surface)}.permission-list strong{display:block;color:var(--primary);margin-bottom:8px}.permission-list p{margin:0;color:var(--text-2)}.trouble-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.trouble-grid article{padding:22px;border-radius:18px;background:var(--surface);border:1px solid var(--line)}.trouble-grid h3{margin:0 0 7px}.trouble-grid p{margin:0;color:var(--text-2)}
.phone-flow{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.phone-flow article{padding:28px;border-radius:22px;background:var(--navy);color:#fff}.phone-flow span{color:var(--sky)}.phone-flow h3{font-size:22px}.phone-flow p{color:#d4e4ed}.feature-grid{grid-template-columns:repeat(4,1fr)}
.palette-notes .swatch{display:block;width:52px;height:52px;border-radius:16px;margin-bottom:18px}.swatch.sky{background:var(--primary)}.swatch.cream{background:var(--cream-2);border:1px solid var(--line-warm)}.swatch.navy{background:var(--navy)}.swatch.coral{background:var(--accent)}
.site-footer{padding:58px 0 28px;background:#0f2a3d;color:#dceaf2}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:36px}.brand-footer{color:#fff}.footer-grid>div:first-child p{max-width:360px;color:#a9c2d1}.footer-grid h3{margin:0 0 14px;color:#fff}.footer-grid>div:not(:first-child){display:flex;flex-direction:column;gap:8px}.footer-grid a{color:#c3d7e3}.footer-grid a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:#8facbd}
.mobile-bottom-nav{display:none}.back-top{position:fixed;right:22px;bottom:22px;z-index:35;width:44px;height:44px;border:0;border-radius:50%;background:var(--navy);color:#fff;box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transition:.2s}.back-top.is-visible{opacity:1;pointer-events:auto}
@media (max-width:1100px){.desktop-nav{display:none}.mega-grid{grid-template-columns:repeat(3,1fr)}.grid-4,.policy-grid,.status-grid,.feature-grid,.palette-notes{grid-template-columns:repeat(2,1fr)}.bento-grid{grid-template-columns:repeat(2,1fr)}.media-notes,.lesson-grid{grid-template-columns:repeat(2,1fr)}.channel-grid{grid-template-columns:repeat(3,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}}
@media (max-width:760px){body{padding-bottom:62px}.wrap{width:min(100% - 26px,var(--wrap))}.top-note{font-size:11px}.header-inner{min-height:64px}.brand img{width:36px;height:36px}.brand small{display:none}.header-actions .icon-link,.header-actions .btn-small{display:none}.page-hero{padding:50px 0}.hero-split,.focus-grid,.editor-feature,.rank-split,.story-split,.app-showcase,.download-status{grid-template-columns:1fr;gap:24px}.story-split.reverse>div:first-child,.story-split.reverse>img{order:initial}.page-hero h1{font-size:42px}.page-hero p{font-size:16px}.site-section{padding:52px 0}.section-head{align-items:flex-start;flex-direction:column;gap:8px}.section-head-d{text-align:left}.grid-3,.grid-4,.discussion-grid,.creator-grid,.lesson-grid,.media-notes,.info-columns,.policy-grid,.status-grid,.feature-grid,.palette-notes,.permission-list,.phone-flow{grid-template-columns:1fr}.horizontal-rail{grid-auto-columns:82%}.magazine-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}.magazine-grid article:first-child{grid-column:1/3;grid-row:auto;min-height:380px}.feed-2col,.knowledge-list,.special-grid,.lesson-split,.quote-grid,.comparison-grid,.trouble-grid,.policy-pair{grid-template-columns:1fr}.feed-row{grid-template-columns:125px 1fr}.live-stage{grid-template-columns:1fr}.creator-strip article,.creator-grid article{grid-template-columns:95px 1fr}.special-grid article{grid-template-columns:135px 1fr}.install-timeline{grid-template-columns:1fr}.timeline article{grid-template-columns:82px 1fr;gap:12px}.channel-grid{grid-template-columns:repeat(2,1fr)}.bento-grid{grid-auto-rows:180px}.bento-item:nth-child(1){grid-column:span 2}.feature-mini{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/3}.footer-bottom{flex-direction:column}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:50;background:rgba(255,253,248,.96);backdrop-filter:blur(16px);border-top:1px solid var(--line);padding:8px 6px max(8px,env(safe-area-inset-bottom))}.mobile-bottom-nav a{text-align:center;font-size:12px;color:var(--navy-soft)}.back-top{bottom:78px}.search-modal{padding:4vh 12px}.search-panel{padding:20px}.search-form{flex-direction:column}}
@media (max-width:520px){.header-actions{gap:2px}.page-hero h1{font-size:36px}.magazine-grid{display:grid;grid-template-columns:1fr}.magazine-grid article:first-child{grid-column:auto;min-height:320px}.bento-grid{grid-template-columns:1fr;grid-auto-rows:250px}.bento-item:nth-child(1),.bento-item:nth-child(4){grid-column:auto;grid-row:auto}.channel-grid{grid-template-columns:1fr}.horizontal-rail{grid-auto-columns:90%}.feed-row{grid-template-columns:1fr}.feed-row img{max-height:210px}.compact-list li{grid-template-columns:40px 1fr}.compact-list li>span:last-child{display:none}.special-grid article{grid-template-columns:1fr}.policy-pair a{grid-template-columns:110px 1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}