:root{
  --ink:#292821;
  --ink-2:#47443A;
  --bg:#FBFAF4;
  --bg-2:#F6F0D9;
  --surface:#FFFFFF;
  --surface-raised:#FFFDF7;
  --surface-soft:#F3E8B8;
  --yellow:#E8C95A;
  --yellow-dark:#B58C20;
  --yellow-soft:rgba(232,201,90,.20);
  --champagne:#D8B86A;
  --cream:#FFF3BF;
  --sage:#71866B;
  --sage-soft:rgba(113,134,107,.13);
  --text:#292821;
  --text-2:#615E53;
  --text-3:#918C7C;
  --line:#E6DFC9;
  --line-strong:#CFC3A0;
  --shadow:0 14px 34px rgba(93,78,39,.09);
  --shadow-strong:0 24px 60px rgba(93,78,39,.14);
  --radius:8px;
  --radius-card:18px;
  --radius-large:30px;
  --wrap:1320px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg);color:var(--text);overflow-x:hidden}
body{margin:0;min-width:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}
body.menu-open,body.search-open{overflow:hidden}
a{color:inherit;text-decoration:none}
a:hover{color:var(--yellow-dark)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%;height:auto;object-fit:cover;background:var(--bg-2)}
p{margin:0 0 1em;color:var(--text-2)}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.18;letter-spacing:-.025em}
h1{font-size:clamp(2.35rem,5vw,5.6rem);font-weight:800}
h2{font-size:clamp(1.75rem,3vw,3rem);font-weight:760}
h3{font-size:clamp(1.05rem,1.65vw,1.35rem);font-weight:720}
ul,ol{margin:0;padding-left:1.25rem}
:focus-visible{outline:3px solid var(--yellow-dark);outline-offset:4px;border-radius:var(--radius)}
[hidden]{display:none!important}

.wrap{width:min(calc(100% - 48px),var(--wrap));margin-inline:auto}
.skip-link{position:fixed;top:8px;left:12px;z-index:1000;transform:translateY(-160%);background:var(--ink);color:var(--surface);padding:9px 14px;border-radius:8px}
.skip-link:focus{transform:none}
.eyebrow,.mini-label{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;color:var(--yellow-dark);font-size:.78rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
.eyebrow:before,.mini-label:before{content:"";width:22px;height:2px;background:var(--champagne)}
.lead{max-width:760px;font-size:clamp(1rem,1.6vw,1.2rem);line-height:1.85}
.inline-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px, .7fr);align-items:end;gap:48px;margin-bottom:36px}
.section-heading>p{justify-self:end;max-width:620px;margin:0}
.section-ivory,.section-white,.section-cream,.section-tight{position:relative;padding:clamp(58px,7vw,104px) 0}
.section-ivory{background:var(--bg)}
.section-white{background:var(--surface)}
.section-cream{background:var(--bg-2)}
.section-tight{padding-block:34px;background:var(--surface-raised);border-block:1px solid var(--line)}

.button,.text-button,.pill-link,.text-action{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;border:1px solid transparent;border-radius:999px;padding:10px 18px;font-weight:750;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
.button:hover,.pill-link:hover{transform:translateY(-2px)}
.button.primary{background:var(--yellow);border-color:var(--yellow);color:var(--ink);box-shadow:0 8px 18px rgba(181,140,32,.14)}
.button.secondary{background:var(--surface);border-color:var(--line-strong);color:var(--ink)}
.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.text-button{padding:5px 0;min-height:unset;background:none;border:0;border-radius:0;color:var(--yellow-dark)}
.text-link,.text-action{color:var(--ink-2);font-weight:720}
.text-action{padding:8px 12px}
.pill-link{background:var(--cream);border-color:var(--line-strong);padding:8px 14px}

.inspiration-bar{height:30px;background:var(--surface-soft);border-bottom:1px solid var(--line-strong);font-size:.76rem;font-weight:700;letter-spacing:.02em}
.inspiration-bar .wrap{height:100%;display:flex;align-items:center;justify-content:center;gap:10px;overflow:hidden}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--sage);box-shadow:0 0 0 4px var(--sage-soft);flex:0 0 auto}
.ticker{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.site-header{position:sticky;top:0;z-index:100;height:74px;background:rgba(251,250,244,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);box-shadow:0 7px 24px rgba(93,78,39,.055)}
.header-inner{height:74px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:1.15rem;white-space:nowrap}
.brand img{width:38px;height:38px;border-radius:12px;object-fit:cover}
.primary-nav{display:flex;align-items:center;justify-content:center;gap:3px;flex:1}
.primary-nav a{position:relative;padding:9px 11px;border-radius:12px;font-size:.91rem;font-weight:720;color:var(--ink-2)}
.primary-nav a.active{background:var(--yellow-soft);color:var(--ink)}
.primary-nav a.active:after{content:"";position:absolute;left:50%;bottom:3px;width:18px;height:2px;transform:translateX(-50%);background:var(--yellow-dark);border-radius:99px}
.header-actions{display:flex;align-items:center;gap:4px;white-space:nowrap}
.menu-button{display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--surface);border-radius:50%;color:var(--ink)}
.mobile-menu{position:fixed;inset:104px 0 auto 0;z-index:98;background:var(--surface-raised);border-bottom:1px solid var(--line);box-shadow:var(--shadow-strong);padding:28px 0 34px}
.mobile-menu-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mobile-menu h2{font-size:.86rem;margin-bottom:12px;color:var(--yellow-dark);letter-spacing:0}
.mobile-menu a{display:block;padding:5px 0;color:var(--text-2);font-size:.92rem}
.search-layer{position:fixed;inset:0;z-index:200;background:rgba(41,40,33,.3);backdrop-filter:blur(8px);display:grid;place-items:start center;padding:12vh 20px 20px}
.search-panel{position:relative;width:min(720px,100%);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-strong);border-radius:var(--radius-large);padding:36px}
.search-panel h2{margin-bottom:8px}
.search-close{position:absolute;top:18px;right:18px;border:1px solid var(--line);background:var(--bg);border-radius:50%;width:40px;height:40px}
.search-form-row,.search-page-form{display:flex;gap:10px;margin:24px 0}
.search-form-row input,.search-page-form input,.filter-form select{width:100%;min-width:0;border:1px solid var(--line-strong);background:var(--surface);color:var(--text);border-radius:14px;padding:12px 15px;outline:0}
.search-form-row input:focus,.search-page-form input:focus,.filter-form select:focus{border-color:var(--yellow-dark);box-shadow:0 0 0 4px var(--yellow-soft)}
.quick-links{display:flex;flex-wrap:wrap;gap:8px}
.quick-links a,.tag-row a,.tag-row span{padding:6px 11px;border:1px solid var(--line);border-radius:999px;background:var(--bg);font-size:.8rem;color:var(--text-2)}

.hero-spread{padding:clamp(38px,5vw,72px) 0 clamp(64px,8vw,110px);background:linear-gradient(180deg,var(--surface-raised),var(--bg))}
.hero-grid{display:grid;grid-template-columns:minmax(0,5.4fr) minmax(0,4.2fr) minmax(240px,2.4fr);gap:clamp(22px,3vw,46px);align-items:center}
.hero-cover{position:relative;padding:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-strong);transform:rotate(-.7deg)}
.hero-cover:after{content:"";position:absolute;inset:8px;border:1px solid rgba(216,184,106,.42);pointer-events:none}
.hero-cover img{width:100%;aspect-ratio:4/5;border-radius:4px}
.hero-copy{padding-block:20px}
.hero-copy h1{font-size:clamp(2.6rem,4.6vw,5rem);margin-bottom:20px}
.hero-copy .lead{font-size:1.1rem}
.author-line,.meta-row{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;color:var(--text-3);font-size:.86rem;margin-top:16px}
.hero-directory,.directory-card{background:var(--bg-2);border:1px solid var(--line-strong);border-radius:var(--radius-card);padding:24px}
.hero-directory h2,.directory-card h2{font-size:1.2rem;margin-bottom:16px}
.hero-directory ol{list-style:none;padding:0;counter-reset:dir}
.hero-directory li{counter-increment:dir;padding:10px 0;border-bottom:1px solid var(--line-strong);font-size:.9rem}
.hero-directory li:before{content:counter(dir,decimal-leading-zero);margin-right:10px;color:var(--yellow-dark);font-weight:850}
.hero-count{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:20px}
.hero-count strong{display:block;font-size:1.7rem}

.dashboard-section{padding:0 0 48px;background:var(--bg)}
.dashboard-strip{display:grid;grid-template-columns:repeat(8,1fr);border:1px solid var(--line-strong);border-radius:var(--radius-card);overflow:hidden;background:var(--cream)}
.dashboard-strip>div{padding:19px 16px;border-right:1px solid var(--line-strong)}
.dashboard-strip>div:last-child{border-right:0}
.dashboard-strip>div strong{display:block;font-size:1.5rem;line-height:1.1}
.dashboard-strip>div span{font-size:.74rem;color:var(--text-2)}

.editor-collage{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:150px;gap:16px}
.editor-collage .video-card:nth-child(1){grid-column:span 7;grid-row:span 3}
.editor-collage .video-card:nth-child(2){grid-column:span 5;grid-row:span 2}
.editor-collage .video-card:nth-child(n+3){grid-column:span 2;grid-row:span 2}
.editor-collage .video-card:nth-child(5){grid-column:span 3}
.masonry-grid{columns:4 250px;column-gap:16px}
.masonry-grid>*{break-inside:avoid;margin:0 0 16px}
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.video-card,.news-card,.creator-card,.practice-card,.channel-cards article,.theme-cards article,.topic-cards article,.quote-cards article,.source-grid article,.warning-grid article,.scenario-grid article,.local-state-grid>div,.cooperation-grid article,.meter-grid article,.device-notes article,.browser-feature-grid article,.duration-grid a{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:0 8px 24px rgba(93,78,39,.055)}
.video-card>a:first-child{display:block;overflow:hidden}
.video-card img{width:100%;aspect-ratio:16/9;transition:transform .45s ease}
.video-card:hover img{transform:scale(1.025)}
.video-card.large img{aspect-ratio:16/10}
.video-card.compact img{aspect-ratio:4/3}
.video-card-body{padding:17px 18px 19px}
.video-card-body h3{margin-bottom:8px}
.video-card-body p{font-size:.9rem;margin:0 0 13px}
.badge{display:inline-flex;align-items:center;min-height:24px;padding:3px 9px;background:var(--sage-soft);color:var(--sage);border:1px solid rgba(113,134,107,.28);border-radius:999px;font-size:.72rem;font-weight:800}
.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.film-rail,.app-screen-rail,.creator-track{display:flex;gap:16px;overflow-x:auto;overscroll-behavior-inline:contain;scroll-snap-type:x proximity;padding:4px 2px 18px;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
.film-rail>*{flex:0 0 min(340px,84vw);scroll-snap-align:start}
.creator-track>*{flex:0 0 260px;scroll-snap-align:start}
.rail-controls{display:flex;gap:8px;justify-content:flex-end;margin-bottom:12px}
.rail-controls button{width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:var(--surface)}
.portrait-card{position:relative;flex:0 0 min(250px,72vw);scroll-snap-align:start;background:var(--ink);border-radius:24px;overflow:hidden;color:var(--surface)}
.portrait-card img{width:100%;aspect-ratio:3/4;opacity:.78}
.portrait-card>div{position:absolute;inset:auto 0 0;padding:22px;background:linear-gradient(transparent,rgba(41,40,33,.9))}
.portrait-card h3,.portrait-card p{color:var(--surface)}
.portrait-card p{font-size:.84rem;margin:7px 0 0}

.timeline-list{position:relative;display:grid;gap:0;max-width:980px;margin-inline:auto}
.timeline-list:before{content:"";position:absolute;left:126px;top:0;bottom:0;width:1px;background:var(--line-strong)}
.timeline-item{display:grid;grid-template-columns:100px 1fr;gap:52px;padding:22px 0}
.timeline-item time{font-size:.82rem;color:var(--yellow-dark);font-weight:800}
.timeline-item>div{padding-bottom:22px;border-bottom:1px solid var(--line)}
.timeline-item.is-focus>div{border-left:3px solid var(--champagne);padding-left:20px}
.timeline-item h3{margin-bottom:7px}
.timeline-item p{margin:0}
.topic-band{background:var(--bg-2);padding:42px;border:1px solid var(--line-strong);border-radius:var(--radius-large);display:grid;grid-template-columns:1.1fr 1.9fr;gap:42px;align-items:center}
.topic-band img{width:100%;aspect-ratio:16/10;border-radius:16px}

.split-feature{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(26px,5vw,70px);align-items:center}
.split-feature.reverse{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.split-feature.reverse>img{order:2}
.split-feature>img{width:100%;aspect-ratio:4/3;border-radius:var(--radius-card);box-shadow:var(--shadow)}
.split-feature h2{margin-bottom:18px}
.mini-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}
.mini-links a{padding:12px 14px;border-bottom:1px solid var(--line);font-weight:700}
.creator-card{padding:22px}
.creator-card img{width:72px;height:72px;border-radius:50%;margin-bottom:18px}
.avatar-letter{width:56px;height:56px;display:grid;place-items:center;border-radius:50%;background:var(--cream);border:1px solid var(--line-strong);font-weight:900;font-size:1.3rem;color:var(--yellow-dark);margin-bottom:16px}
.creator-role{font-size:.78rem;color:var(--sage);font-weight:800;margin-top:5px}

.lesson-zigzag{display:grid;gap:28px}
.lesson-zigzag article{display:grid;grid-template-columns:4fr 8fr;gap:28px;padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}
.lesson-zigzag article:nth-child(even){grid-template-columns:8fr 4fr;background:var(--surface-raised)}
.lesson-zigzag .rank-no{font-size:clamp(2rem,5vw,5rem);color:var(--champagne);font-weight:900;line-height:1}
.workflow-board{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line-strong);border:1px solid var(--line-strong);border-radius:var(--radius-card);overflow:hidden}
.workflow-board>div{background:var(--surface-raised);padding:24px}
.workflow-board>div strong{display:block;color:var(--yellow-dark);font-size:1.8rem;margin-bottom:8px}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.guide-grid article{background:var(--surface);border-top:3px solid var(--champagne);padding:24px 0;border-bottom:1px solid var(--line)}
.production-timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:process}
.production-timeline li{counter-increment:process;position:relative;padding:54px 18px 20px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-card);list-style:none}
.production-timeline li:before{content:counter(process,decimal-leading-zero);position:absolute;top:14px;left:18px;color:var(--champagne);font-size:1.55rem;font-weight:900}

.ranking-list,.ranking-long{display:grid;gap:0;border-top:1px solid var(--line-strong);list-style:none;padding:0}
.ranking-list article,.ranking-long article,.ranking-list li,.ranking-long li{display:grid;grid-template-columns:68px 96px minmax(0,1fr) minmax(140px,.8fr);gap:18px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
.ranking-list img,.ranking-long img{width:96px;aspect-ratio:16/10;border-radius:10px}
.rank-no{font-size:2rem;font-weight:900;color:var(--champagne);font-variant-numeric:tabular-nums}
.heat-meter{height:7px;background:var(--bg-2);border-radius:999px;overflow:hidden}
.heat-meter span{display:block;width:var(--heat,0%);height:100%;background:var(--champagne);border-radius:inherit}
.tag-wall{display:flex;flex-wrap:wrap;gap:10px}
.tag-wall a{display:inline-flex;padding:10px 14px;border:1px solid var(--line);background:var(--surface);border-radius:12px;font-weight:720}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:9px}
.calendar-grid article{min-height:142px;padding:17px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.calendar-grid time{display:block;font-size:.75rem;color:var(--yellow-dark);font-weight:850;margin-bottom:16px}
.dialogue-grid{display:grid;grid-template-columns:5fr 7fr;gap:30px}
.comment-stack{display:grid;gap:12px}
.comment-stack article{padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:16px}
.comment-stack footer{display:flex;gap:10px;justify-content:space-between;color:var(--text-3);font-size:.78rem}
.annotation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.annotation-grid article{position:relative;background:var(--surface);border:1px solid var(--line);padding:24px;border-radius:4px 18px 18px 18px}
.annotation-grid article:before{content:"编辑批注";position:absolute;top:-10px;left:16px;background:var(--cream);padding:2px 8px;border:1px solid var(--line-strong);font-size:.68rem;font-weight:850}
.device-stack{position:relative;display:block;min-height:520px;margin:18px 0 28px}
.device-stack figure{position:absolute;margin:0;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-strong)}
.device-stack figure:nth-child(1){width:34%;left:5%;top:10%;transform:rotate(-2deg)}
.device-stack figure:nth-child(2){width:34%;left:34%;top:2%;z-index:2;transform:rotate(1deg)}
.device-stack figure:nth-child(3){width:34%;right:3%;top:13%;transform:rotate(3deg)}
.device-stack img{position:static;width:100%;aspect-ratio:9/16;border:0;box-shadow:none;border-radius:16px}
.device-stack figcaption{padding:10px 6px 2px;font-size:.78rem;color:var(--text-2)}
.local-state-grid,.cooperation-grid,.scenario-grid,.warning-grid,.meter-grid,.device-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.local-state-grid>div,.cooperation-grid article,.scenario-grid article,.warning-grid article,.meter-grid article,.device-notes article{padding:22px}

.faq-list{border-top:1px solid var(--line-strong)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 4px;border:0;background:none;text-align:left;font-weight:800;color:var(--ink)}
.faq-item button:after{content:"＋";font-size:1.25rem;color:var(--yellow-dark)}
.faq-item button[aria-expanded="true"]:after{content:"－"}
.faq-answer{padding:0 48px 22px 4px;max-width:920px}

.site-footer{background:var(--bg);border-top:2px solid var(--champagne);padding:58px 0 90px}
.footer-top{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:34px}
.footer-brand p{max-width:420px}
.footer-top h2{font-size:.92rem;margin-bottom:14px;letter-spacing:0}
.footer-top>div>a{display:block;padding:4px 0;color:var(--text-2);font-size:.88rem}
.footer-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.footer-tags a{padding:5px 9px;background:var(--cream);border-radius:999px;font-size:.75rem}
.footer-note{margin-top:36px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:14px;color:var(--text-2);font-size:.85rem}
.footer-bottom{display:flex;justify-content:space-between;gap:24px;align-items:center;padding-top:24px;color:var(--text-3);font-size:.78rem}
.mobile-bottom-nav{display:none}
.back-top{position:fixed;right:22px;bottom:24px;z-index:80;width:45px;height:45px;border-radius:50%;border:1px solid var(--line-strong);background:var(--surface);box-shadow:var(--shadow);color:var(--ink)}

.breadcrumb{padding-top:22px;font-size:.8rem;color:var(--text-3)}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}
.breadcrumb li+li:before{content:"/";margin-right:8px;color:var(--line-strong)}
.page-hero,.detail-hero{padding:clamp(48px,7vw,92px) 0;background:var(--surface-raised)}
.simple-hero{padding:20px 0}
.channel-hero-grid,.app-hero-grid,.detail-hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:clamp(30px,5vw,70px);align-items:center}
.channel-hero-grid>img,.detail-hero-grid>img{width:100%;aspect-ratio:16/10;border-radius:var(--radius-card);box-shadow:var(--shadow)}
.directory-card{align-self:stretch;display:flex;flex-direction:column;justify-content:center}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.news-card{padding:24px}
.news-card img{width:100%;aspect-ratio:16/9;border-radius:12px;margin-bottom:18px}
.filter-pills,.tabs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.filter-pills a,.tabs a,.tabs button,.theme-cards button{border:1px solid var(--line);background:var(--surface);padding:8px 13px;border-radius:999px;color:var(--text-2);font-weight:720}
.filter-pills a.active,.tabs a.active,.tabs button[aria-selected="true"],.theme-cards button[aria-pressed="true"]{background:var(--cream);border-color:var(--champagne);color:var(--ink)}
.quote-cards,.source-grid,.topic-cards,.duration-grid,.channel-cards,.theme-cards,.browser-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote-cards article,.source-grid article,.topic-cards article,.duration-grid a,.channel-cards article,.theme-cards article,.browser-feature-grid article{padding:22px}
.verification-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line)}
.verification-table th,.verification-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.verification-table th{background:var(--bg-2);font-size:.8rem}
.mini-timeline{display:grid;gap:9px;margin-top:15px}
.mini-timeline li{padding:8px 0;border-bottom:1px solid var(--line);color:var(--text-2)}

.learning-hero{display:grid;grid-template-columns:3fr 6fr 3fr;gap:22px;align-items:start;margin-top:28px}
.course-directory,.course-main,.practice-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}
.course-directory{position:sticky;top:126px}
.course-directory a{display:block;padding:7px 0;border-bottom:1px solid var(--line);font-size:.88rem}
.course-main img{width:100%;aspect-ratio:16/8;border-radius:14px;margin:18px 0}
.practice-card{background:var(--bg-2)}
.split-note{display:grid;grid-template-columns:4fr 8fr;gap:30px;align-items:start}
.split-note>aside{padding:22px;background:var(--bg-2);border-left:4px solid var(--champagne);border-radius:0 var(--radius-card) var(--radius-card) 0}

.ai-workspace-hero{display:grid;grid-template-columns:8fr 4fr;gap:26px;padding:28px;background:var(--bg-2);border-radius:var(--radius-large)}
.ai-main{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-large);padding:28px;box-shadow:var(--shadow)}
.ai-main img{width:100%;aspect-ratio:16/8;border-radius:16px;margin-top:22px}
.parameter-panel{background:var(--ink);color:var(--surface);border-radius:var(--radius-card);padding:28px}
.parameter-panel h2,.parameter-panel h3,.parameter-panel p{color:var(--surface)}
.parameter-panel dl{display:grid;gap:12px}
.parameter-panel div{display:flex;justify-content:space-between;gap:14px;padding-bottom:9px;border-bottom:1px solid rgba(255,255,255,.15)}
.parameter-panel dt{color:#d8d3c3}
.before-after{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.before-after article{padding:26px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-card)}

.browser-hero{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;margin-top:28px}
.browser-window{padding:12px 12px 20px;background:var(--surface);border:1px solid var(--line-strong);border-radius:22px;box-shadow:var(--shadow-strong)}
.browser-window:before{content:"●  ●  ●";display:block;height:28px;padding-left:6px;color:var(--line-strong);font-size:.8rem;letter-spacing:.3em}
.browser-window img{width:100%;aspect-ratio:16/10;border-radius:12px}
.reading-demo{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center}
.reading-demo img{aspect-ratio:16/10;border-radius:var(--radius-card)}
.reading-copy{max-width:680px}
.privacy-drawer{margin-left:auto;max-width:720px;padding:26px 30px;border-left:5px solid var(--sage);background:var(--sage-soft);border-radius:0 var(--radius-card) var(--radius-card) 0}

.app-hero-grid{grid-template-columns:5fr 7fr}
.app-art{position:relative;min-height:540px}
.app-art>img:first-child{position:absolute;inset:7% auto auto 0;width:72%;aspect-ratio:4/3;border:9px solid var(--surface);border-radius:24px;box-shadow:var(--shadow-strong)}
.app-art>img:nth-child(2){position:absolute;right:0;bottom:0;width:38%;aspect-ratio:9/18;border:8px solid var(--surface);border-radius:30px;box-shadow:var(--shadow-strong)}
.app-art .app-overview,.app-art .phone-scene{padding:0}
.app-screen-rail>*{flex:0 0 min(290px,74vw);scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:12px}
.app-screen-rail img{width:100%;aspect-ratio:9/16;border-radius:16px}
.app-screen-rail h3,.app-screen-rail p{margin-inline:6px}
.app-screen-rail h3{margin-top:14px}
.app-feature-split{display:grid;grid-template-columns:8fr 4fr;gap:30px;align-items:center}
.app-feature-split>img,.app-feature-wide>img{width:100%;aspect-ratio:16/10;border-radius:var(--radius-card);box-shadow:var(--shadow)}
.app-feature-wide{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-large);padding:30px}
.point-list{display:grid;gap:9px;padding:0;list-style:none;margin-top:16px}
.point-list li{position:relative;padding-left:22px;color:var(--text-2)}
.point-list li:before{content:"";position:absolute;left:0;top:.7em;width:8px;height:8px;border-radius:50%;background:var(--sage)}

.filter-form{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:12px;align-items:end;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card)}
.filter-form label{display:grid;gap:6px;font-size:.78rem;font-weight:800;color:var(--text-2)}
.empty-state{padding:48px;text-align:center;background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius-card)}
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:34px}
.pagination a,.pagination span{min-width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface);border-radius:10px}
.pagination .active{background:var(--cream);border-color:var(--champagne);font-weight:850}
.search-page-form{max-width:820px}
.search-group{margin-top:44px}
.search-group>h2{padding-bottom:14px;border-bottom:1px solid var(--line-strong);margin-bottom:20px}

.detail-hero-grid{grid-template-columns:6fr 6fr}
.detail-reading{display:grid;grid-template-columns:minmax(0,8fr) minmax(240px,4fr);gap:50px;align-items:start}
.detail-reading>article{font-size:1.04rem}
.detail-reading>aside{position:sticky;top:124px}
.detail-reading dl{margin:0;padding:22px;background:var(--bg-2);border-radius:var(--radius-card)}
.detail-reading dl div{display:grid;grid-template-columns:92px 1fr;gap:10px;padding:9px 0;border-bottom:1px solid var(--line-strong)}
.detail-reading dt{font-weight:800;color:var(--ink)}
.detail-reading dd{margin:0;color:var(--text-2)}
.editor-note,.small-note{padding:20px 22px;background:var(--yellow-soft);border-left:4px solid var(--champagne);border-radius:0 14px 14px 0}
.error-code{font-size:clamp(5rem,15vw,10rem);font-weight:900;color:var(--champagne);line-height:.9;margin-bottom:22px}

@media (max-width:1200px){
  .wrap{width:min(calc(100% - 40px),var(--wrap))}
  .primary-nav{gap:0}.primary-nav a{padding-inline:8px;font-size:.85rem}
  .header-actions .text-action:nth-child(-n+2){display:none}
  .dashboard-strip{grid-template-columns:repeat(4,1fr)}
  .dashboard-strip>div:nth-child(4){border-right:0}
  .dashboard-strip>div:nth-child(-n+4){border-bottom:1px solid var(--line-strong)}
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .workflow-board{grid-template-columns:repeat(3,1fr)}
  .calendar-grid{grid-template-columns:repeat(4,1fr)}
  .footer-top{grid-template-columns:1.4fr repeat(2,1fr)}
}

@media (max-width:992px){
  .primary-nav,.header-actions .text-action,.header-actions .pill-link{display:none}
  .header-actions{margin-left:auto}.menu-button{display:inline-grid;place-items:center}
  .mobile-menu-grid{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr 1fr}.hero-directory{grid-column:1/-1;display:grid;grid-template-columns:2fr 1fr;gap:20px}
  .section-heading{grid-template-columns:1fr;gap:14px}.section-heading>p{justify-self:start}
  .card-grid,.quote-cards,.source-grid,.topic-cards,.duration-grid,.channel-cards,.theme-cards,.browser-feature-grid{grid-template-columns:repeat(2,1fr)}
  .editor-collage{grid-auto-rows:140px}.editor-collage .video-card:nth-child(1){grid-column:span 7}.editor-collage .video-card:nth-child(2){grid-column:span 5}.editor-collage .video-card:nth-child(n+3){grid-column:span 4}
  .masonry-grid{columns:3 220px}
  .production-timeline{grid-template-columns:repeat(3,1fr)}
  .dialogue-grid,.channel-hero-grid,.app-hero-grid,.detail-hero-grid,.browser-hero,.reading-demo,.app-feature-split{grid-template-columns:1fr 1fr}
  .learning-hero{grid-template-columns:1fr 2fr}.practice-card{grid-column:1/-1}.course-directory{position:static}
  .footer-top{grid-template-columns:repeat(2,1fr)}
  .footer-brand{grid-column:1/-1}
}

@media (max-width:768px){
  body{padding-bottom:calc(70px + env(safe-area-inset-bottom))}
  .wrap{width:min(calc(100% - 28px),var(--wrap))}
  .site-header,.header-inner{height:66px}.mobile-menu{inset:96px 0 auto}
  .search-panel{padding:28px 20px}
  .hero-grid,.topic-band,.split-feature,.split-feature.reverse,.dialogue-grid,.channel-hero-grid,.app-hero-grid,.detail-hero-grid,.browser-hero,.reading-demo,.app-feature-split,.app-feature-wide,.detail-reading,.split-note,.ai-workspace-hero{grid-template-columns:1fr}
  .hero-copy{order:-1}.hero-cover{transform:none}.hero-directory{grid-template-columns:1fr}
  .dashboard-strip{grid-template-columns:repeat(2,1fr)}.dashboard-strip>div{border-bottom:1px solid var(--line-strong)}.dashboard-strip>div:nth-child(even){border-right:0}
  .card-grid,.card-grid.two,.card-grid.three,.quote-cards,.source-grid,.topic-cards,.duration-grid,.channel-cards,.theme-cards,.browser-feature-grid,.guide-grid,.annotation-grid,.local-state-grid,.cooperation-grid,.scenario-grid,.warning-grid,.meter-grid,.device-notes{grid-template-columns:1fr}
  .editor-collage{display:grid;grid-template-columns:1fr;grid-auto-rows:auto}.editor-collage .video-card:nth-child(n){grid-column:auto;grid-row:auto}
  .masonry-grid{columns:2 220px}
  .timeline-list:before{left:10px}.timeline-item{grid-template-columns:1fr;gap:8px;padding-left:30px}.timeline-item.is-focus>div{padding-left:14px}
  .split-feature.reverse>img{order:0}
  .lesson-zigzag article,.lesson-zigzag article:nth-child(even){grid-template-columns:1fr}
  .workflow-board{grid-template-columns:repeat(2,1fr)}
  .production-timeline{grid-template-columns:1fr 1fr}
  .ranking-list article,.ranking-long article{grid-template-columns:52px 76px minmax(0,1fr)}
  .ranking-list article>*:last-child,.ranking-long article>*:last-child{grid-column:3}
  .ranking-list img,.ranking-long img{width:76px}
  .calendar-grid{grid-template-columns:repeat(2,1fr)}
  .device-stack{min-height:430px}
  .learning-hero{grid-template-columns:1fr}.practice-card{grid-column:auto}
  .before-after{grid-template-columns:1fr}
  .parameter-panel{background:var(--ink-2)}
  .app-art{min-height:430px}.app-art .app-overview{padding-right:0}
  .filter-form{grid-template-columns:1fr 1fr}.filter-form .button{grid-column:1/-1}
  .detail-reading>aside{position:static}
  .footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:grid}
  .mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:95;display:grid;grid-template-columns:repeat(5,1fr);padding:7px 8px calc(7px + env(safe-area-inset-bottom));background:rgba(255,253,247,.97);border-top:1px solid var(--line-strong);backdrop-filter:blur(12px)}
  .mobile-bottom-nav a{display:grid;place-items:center;min-height:48px;font-size:.72rem;font-weight:760;color:var(--text-2);border-radius:10px}
  .mobile-bottom-nav a.active{background:var(--yellow-soft);color:var(--ink)}
  .back-top{bottom:calc(82px + env(safe-area-inset-bottom))}
}

@media (max-width:520px){
  .wrap{width:min(calc(100% - 22px),var(--wrap))}
  h1{font-size:clamp(2.15rem,12vw,3.5rem)}
  .mobile-menu-grid{grid-template-columns:1fr 1fr;gap:18px}
  .hero-spread{padding-top:28px}.hero-cover{padding:10px}
  .dashboard-strip{grid-template-columns:1fr 1fr}.dashboard-strip>div{padding:14px 12px}
  .masonry-grid{columns:1}
  .workflow-board{grid-template-columns:1fr}
  .production-timeline{grid-template-columns:1fr}
  .calendar-grid{grid-template-columns:1fr 1fr}
  .filter-form{grid-template-columns:1fr}
  .filter-form .button{grid-column:auto}
  .ranking-list article,.ranking-long article{grid-template-columns:48px 1fr}.ranking-list article img,.ranking-long article img{display:none}.ranking-list article>*:last-child,.ranking-long article>*:last-child{grid-column:2}
  .device-stack{min-height:340px}.device-stack figure{padding:6px}.device-stack figcaption{display:none}
  .app-art{min-height:360px}.app-art>img:first-child{width:78%}.app-art>img:nth-child(2){width:42%}
  .footer-top{grid-template-columns:1fr}.footer-brand{grid-column:auto}
  .search-form-row,.search-page-form{display:grid}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

.verification-table>[role="row"]{display:grid;grid-template-columns:minmax(120px,.7fr) minmax(0,2.3fr);gap:18px;padding:14px 16px;border-bottom:1px solid var(--line)}
.verification-table>[role="row"]:first-child{background:var(--bg-2);font-size:.8rem}
.verification-table>[role="row"]:last-child{border-bottom:0}

.tabs[data-tabs]{display:block;margin-top:28px}
.tab-controls{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:14px}
.tab-controls button{border:1px solid var(--line);background:var(--surface);padding:9px 14px;border-radius:999px;color:var(--text-2);font-weight:760}
.tab-controls button[aria-selected="true"]{background:var(--cream);border-color:var(--champagne);color:var(--ink)}
.tab-panel{padding:22px 24px;background:var(--surface-raised);border:1px solid var(--line);border-radius:var(--radius-card)}
.tab-panel p{margin-bottom:0}