: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;overflow-x:hidden}
body{margin:0;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{color:inherit}
button,a{touch-action:manipulation}
:focus-visible{outline:3px solid var(--yellow-dark);outline-offset:3px;border-radius:6px}
.skip-link{position:fixed;left:12px;top:-80px;z-index:1000;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px}
.skip-link:focus{top:12px}
.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}
.reading-width{max-width:900px}
.section{padding:76px 0;border-top:1px solid rgba(207,195,160,.42)}
.section-white{background:var(--surface)}
.section-ivory{background:var(--bg)}
.section-cream{background:linear-gradient(135deg,var(--bg-2),#fff8da 62%,var(--surface-raised))}
.kicker{display:inline-block;margin-bottom:8px;color:var(--yellow-dark);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
h1,h2,h3{margin:0;color:var(--ink);line-height:1.12;letter-spacing:-.028em}
h1{font-size:clamp(2.3rem,5vw,5.2rem);font-weight:850}
h2{font-size:clamp(1.75rem,3vw,3rem);font-weight:820}
h3{font-size:1.18rem;font-weight:780}
p{margin:0 0 1em;color:var(--text-2)}
.lead{font-size:clamp(1.05rem,1.5vw,1.3rem);line-height:1.8;color:var(--ink-2)}
.long-copy,.detail-body{font-size:1.08rem;line-height:2}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:32px}
.section-head>div{max-width:830px}
.section-head h2{margin-bottom:10px}
.section-head p{margin:0;font-size:1.02rem}
.section-link,.text-link{display:inline-flex;align-items:center;gap:8px;color:#7b5e0e;font-weight:750;border-bottom:1px solid rgba(181,140,32,.45)}
.section-link:hover,.text-link:hover{border-color:var(--yellow-dark)}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border:1px solid var(--line-strong);border-radius:999px;font-weight:760;cursor:pointer;background:var(--surface)}
.button.primary{background:var(--yellow);border-color:var(--yellow);color:#312a13;box-shadow:0 10px 22px rgba(181,140,32,.16)}
.button.ghost{background:rgba(255,255,255,.72)}
.button.full{width:100%;margin-top:12px}
.button:hover{transform:translateY(-1px)}
.tags,.footer-tags,.principle-list,.filter-pills{display:flex;flex-wrap:wrap;gap:8px}
.tag,.footer-tags span,.principle-list span,.filter-pills a,.filter-pills button{display:inline-flex;align-items:center;min-height:32px;padding:5px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface-raised);font-size:.82rem;color:var(--ink-2)}
.filter-pills button{cursor:pointer}
.filter-pills [aria-selected="true"]{background:var(--cream);border-color:var(--champagne);font-weight:800}
.badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;border:1px solid var(--line);font-size:.76rem;font-weight:780}
.badge-yellow{background:var(--yellow-soft);border-color:rgba(181,140,32,.3)}
.badge-sage{background:var(--sage-soft);border-color:rgba(113,134,107,.3);color:#43533f}
.badge-review{background:#fff1d4;border-color:#e0bd72;color:#745211}
.badge-neutral{background:#f5f2e8}

.inspiration-bar{position:sticky;top:0;z-index:70;height:30px;display:flex;align-items:center;justify-content:center;gap:8px;padding:0 12px;background:#ead072;color:#39311c;border-bottom:1px solid rgba(128,97,24,.18);font-size:.78rem;font-weight:680}
.inspiration-bar a{text-decoration:underline;text-decoration-color:rgba(41,40,33,.28)}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--sage);box-shadow:0 0 0 4px var(--sage-soft)}
.inspiration-sep{opacity:.5}
.site-header{position:sticky;top:30px;z-index:65;background:rgba(251,250,244,.94);border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(93,78,39,.05);backdrop-filter:blur(14px)}
.header-inner{height:74px;display:flex;align-items:center;gap:25px}
.brand{display:flex;align-items:center;gap:10px;min-width:max-content}
.brand img{width:42px;height:42px;object-fit:contain}
.brand span{display:flex;flex-direction:column;line-height:1.05}
.brand strong{font-size:1.15rem;letter-spacing:.06em}
.brand small{margin-top:5px;color:var(--text-3);font-size:.7rem}
.primary-nav{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}
.primary-nav a{position:relative;padding:9px 11px;border-radius:999px;font-size:.88rem;font-weight:700;color:var(--ink-2);white-space:nowrap}
.primary-nav a.active{background:var(--yellow-soft);color:var(--ink)}
.primary-nav a.active:after{content:"";position:absolute;left:30%;right:30%;bottom:3px;height:2px;border-radius:2px;background:var(--yellow-dark)}
.header-actions{display:flex;align-items:center;gap:6px}
.header-button,.menu-toggle{border:1px solid var(--line);background:rgba(255,255,255,.72);border-radius:999px;padding:7px 10px;font-size:.78rem;font-weight:720;cursor:pointer;white-space:nowrap}
.menu-toggle{display:none}
.mobile-menu{border-top:1px solid var(--line);background:var(--surface-raised);box-shadow:var(--shadow)}
.mobile-menu-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding-block:28px}
.mobile-menu-grid div{display:grid;gap:8px}
.mobile-menu-grid strong{margin-bottom:4px;color:var(--yellow-dark)}
.mobile-menu-grid a{color:var(--ink-2)}
.search-overlay{position:fixed;inset:0;z-index:100;background:rgba(41,40,33,.4);padding:96px 20px 20px;backdrop-filter:blur(8px)}
.search-panel{width:min(760px,100%);margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-large);box-shadow:var(--shadow-strong);padding:28px}
.search-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.search-panel-head button{border:0;background:var(--yellow-soft);border-radius:999px;padding:8px 12px;cursor:pointer}
.search-row{display:flex;gap:8px;margin-top:8px}
.search-row input,.search-row select,.filter-bar select{min-width:0;border:1px solid var(--line-strong);border-radius:12px;background:#fff;padding:12px 14px;color:var(--ink)}
.search-row input{flex:1}
.search-row button,.filter-bar button,.notification-grid button,.comment-list button,.history-grid button{border:1px solid var(--yellow);background:var(--yellow);border-radius:12px;padding:10px 14px;font-weight:760;cursor:pointer}

.hero{padding:52px 0 68px}
.hero-grid{display:grid;grid-template-columns:5.4fr 4.2fr 2.4fr;align-items:stretch;gap:24px;min-height:610px}
.hero-cover,.hero-copy,.hero-index{min-width:0}
.hero-cover{position:relative}
.media{margin:0;display:flex;flex-direction:column;gap:8px}
.media img{width:100%;aspect-ratio:var(--ratio);object-fit:cover;border-radius:var(--radius-card);border:1px solid var(--line);background:var(--surface-soft)}
.media figcaption{font-size:.78rem;line-height:1.5;color:var(--text-3)}
.hero-media img{height:555px;border-radius:28px;box-shadow:var(--shadow-strong)}
.cover-index{position:absolute;top:18px;left:18px;padding:7px 11px;background:rgba(255,253,247,.9);border:1px solid var(--line);border-radius:999px;font-size:.74rem;font-weight:800;letter-spacing:.12em}
.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:28px 8px}
.hero-copy h1{margin-bottom:24px}
.author-line{display:grid;gap:3px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:9px 0 22px}
.author-line span{font-size:.78rem;color:var(--text-3)}
.author-line strong{font-size:1.05rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.hero-index{padding:26px;border:1px solid var(--line);border-radius:var(--radius-card);background:rgba(255,255,255,.66);align-self:center;box-shadow:var(--shadow)}
.hero-index ol,.side-index{padding:0;margin:8px 0 24px;list-style:none;counter-reset:item}
.hero-index li,.side-index li{counter-increment:item;border-bottom:1px solid var(--line);padding:10px 0}
.hero-index li:before,.side-index li:before{content:counter(item,decimal-leading-zero);color:var(--champagne);font-weight:800;margin-right:10px}
.hero-count{display:flex;align-items:end;gap:10px;padding:14px 0}
.hero-count strong{font-size:2.4rem;line-height:1;color:var(--yellow-dark)}
.hero-count span{font-size:.8rem;color:var(--text-3)}
.page-hero{padding:58px 0 64px;border-bottom:1px solid var(--line)}
.compact-hero{padding:50px 0}
.compact-hero .wrap{max-width:980px}
.page-hero h1,.detail-hero h1{font-size:clamp(2.2rem,4.2vw,4.4rem);margin-bottom:20px}
.page-hero p{font-size:1.08rem;max-width:760px}
.detail-hero{padding:42px 0 58px;border-bottom:1px solid var(--line)}
.detail-main-image{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-large);border:1px solid var(--line);box-shadow:var(--shadow)}
.detail-status{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.detail-copy{align-self:center}
.meta-list{display:grid;grid-template-columns:max-content 1fr;gap:8px 18px;margin:24px 0;color:var(--text-2)}
.meta-list dt{font-weight:760;color:var(--text-3)}
.meta-list dd{margin:0}
.breadcrumb{margin-bottom:22px}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0;color:var(--text-3);font-size:.82rem}
.breadcrumb li:not(:last-child):after{content:"/";margin-left:8px;color:var(--line-strong)}

.data-strip{display:grid;grid-template-columns:repeat(8,1fr);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--surface-raised)}
.data-strip>div{padding:18px 12px;border-right:1px solid var(--line);text-align:center}
.data-strip>div:last-child{border-right:0}
.data-strip strong{display:block;font-size:1.7rem;color:var(--ink)}
.data-strip span{font-size:.78rem;color:var(--text-3)}
.compact-data{grid-template-columns:repeat(4,1fr)}
.mosaic{display:grid;gap:18px}
.mosaic-2-4{grid-template-columns:repeat(12,1fr)}
.mosaic-2-4 .content-card{grid-column:span 3}
.mosaic-2-4 .content-card.featured{grid-column:span 6}
.card-grid{display:grid;gap:18px}
.card-grid.three{grid-template-columns:repeat(3,1fr)}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.content-card{min-width:0;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:rgba(255,255,255,.85);box-shadow:0 8px 24px rgba(93,78,39,.05)}
.content-card.featured{display:grid;grid-template-columns:1.15fr 1fr}
.card-media{display:block;overflow:hidden;background:var(--surface-soft)}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .25s ease}
.featured .card-media img{height:100%;aspect-ratio:auto}
.content-card:hover .card-media img{transform:scale(1.018)}
.card-body{padding:18px}
.card-body h3{margin:5px 0 10px}
.card-body p{font-size:.91rem;line-height:1.72}
.eyebrow{display:flex;justify-content:space-between;gap:10px;color:var(--text-3);font-size:.74rem}
.card-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.icon-button{border:1px solid var(--line);background:var(--surface-raised);border-radius:999px;padding:5px 9px;font-size:.76rem;cursor:pointer}
.icon-button.is-saved{background:var(--yellow-soft);border-color:var(--champagne)}
.waterfall-grid{columns:4 250px;column-gap:18px}
.waterfall-card{break-inside:avoid;margin:0 0 18px;display:inline-block;width:100%}
.waterfall-card .card-media img{aspect-ratio:4/3}
.waterfall-card.card-h2 .card-media img{aspect-ratio:3/4}
.waterfall-card.card-h3 .card-media img{aspect-ratio:16/10}
.timeline-list{border-top:1px solid var(--line)}
.timeline-row{display:grid;grid-template-columns:110px 1fr max-content;gap:22px;align-items:start;padding:18px 10px;border-bottom:1px solid var(--line)}
.timeline-row.highlighted{border-left:3px solid var(--champagne);background:linear-gradient(90deg,var(--yellow-soft),transparent)}
.timeline-row time{color:var(--yellow-dark);font-weight:780;font-variant-numeric:tabular-nums}
.timeline-row h3{margin-bottom:5px}
.timeline-row p{margin:0;font-size:.9rem}
.topic-band{border-block:1px solid var(--line)}
.split-4-8,.split-5-7,.split-7-5,.split-8-4{display:grid;grid-template-columns:repeat(12,1fr);gap:30px;align-items:center}
.split-4-8>*:first-child{grid-column:span 4}.split-4-8>*:last-child{grid-column:span 8}
.split-5-7>*:first-child{grid-column:span 5}.split-5-7>*:last-child{grid-column:span 7}
.split-7-5>*:first-child{grid-column:span 7}.split-7-5>*:last-child{grid-column:span 5}
.split-8-4>*:first-child{grid-column:span 8}.split-8-4>*:last-child{grid-column:span 4}
.band-copy,.series-copy,.story-copy{padding:18px}
.rail-shell{display:grid;grid-template-columns:44px 1fr 44px;align-items:center;gap:10px}
.rail-shell>button{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--surface);cursor:pointer}
.film-rail,.screen-rail{display:flex;gap:14px;overflow-x:auto;overscroll-behavior-inline:contain;scroll-snap-type:x proximity;scrollbar-width:thin;padding:4px 2px 12px}
.film-frame{flex:0 0 min(260px,76vw);scroll-snap-align:start;border:1px solid var(--line);border-radius:var(--radius-card);padding:10px;background:var(--surface)}
.film-frame img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:12px}
.film-frame h3{margin:10px 0 6px}.film-frame p{font-size:.84rem;line-height:1.55}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.compact .card-body{padding:14px}.compact .card-body p{font-size:.84rem}
.creator-track{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.creator-track article{min-width:0;padding:18px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised)}
.creator-track h3{margin:12px 0 5px}.creator-track strong{font-size:.78rem;color:var(--yellow-dark)}.creator-track p{font-size:.85rem;margin-top:8px}
.avatar-index{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--cream);color:#6b5318;font-weight:850;font-size:.78rem}
.compact-track{grid-template-columns:repeat(4,1fr)}
.lesson-index{align-self:stretch;display:flex;flex-direction:column;justify-content:center;padding:28px;border-radius:var(--radius-card);background:var(--yellow);color:var(--ink)}
.lesson-index>span{font-size:4rem;line-height:1;font-weight:900;color:#795f17}.lesson-index strong{font-size:1.3rem;margin:10px 0}
.lesson-steps,.stagger-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.lesson-steps article,.stagger-steps article{padding:22px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}
.lesson-steps span,.stagger-steps span{display:block;margin-bottom:12px;color:var(--yellow-dark);font-weight:850;letter-spacing:.1em}
.stagger-steps article:nth-child(2),.stagger-steps article:nth-child(4){transform:translateY(22px)}
.workbench{padding:30px;border:1px solid var(--line-strong);border-radius:var(--radius-large);background:linear-gradient(145deg,#fff,var(--bg-2));box-shadow:var(--shadow)}
.workbench-timeline{display:grid;margin-top:24px;border-top:1px solid var(--line)}
.workbench-timeline a{display:grid;grid-template-columns:48px 1fr max-content;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}
.workbench-timeline span{font-weight:850;color:var(--champagne)}.workbench-timeline small{color:var(--text-3)}
.guide-notes{display:grid;gap:10px}.guide-notes article{padding:16px 18px;border-left:3px solid var(--champagne);background:var(--surface-raised)}
.process-timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:0;list-style:none;padding:0;margin:0;border-top:1px solid var(--line-strong)}
.process-timeline li{position:relative;padding:28px 16px 10px;border-right:1px solid var(--line)}
.process-timeline li:last-child{border-right:0}
.process-timeline span{position:absolute;top:-14px;left:14px;display:grid;place-items:center;min-width:34px;height:28px;padding:0 7px;background:var(--cream);border:1px solid var(--champagne);border-radius:999px;font-size:.72rem;font-weight:820}
.process-timeline h3{margin-bottom:8px}.process-timeline p{font-size:.84rem}
.ranking-list{display:grid;border-top:1px solid var(--line)}
.ranking-list article{display:grid;grid-template-columns:64px 150px 1fr 130px;gap:18px;align-items:center;padding:16px 10px;border-bottom:1px solid var(--line)}
.rank-no{font-size:2rem;font-weight:900;color:var(--champagne);font-variant-numeric:tabular-nums}
.ranking-list img{width:150px;aspect-ratio:16/9;object-fit:cover;border-radius:10px}
.ranking-list p{margin:5px 0;font-size:.88rem}.ranking-list small{color:var(--text-3)}
meter{width:100%;height:10px;accent-color:var(--yellow-dark)}
.tag-wall{display:flex;flex-wrap:wrap;gap:10px}.tag-wall a{padding:10px 15px;border-radius:999px;border:1px solid var(--line);background:var(--surface-raised);font-weight:690}.tag-wall a:hover{background:var(--cream)}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden}.calendar-grid article{background:var(--surface);padding:16px;min-height:170px}.calendar-grid span{color:var(--yellow-dark);font-weight:850}.calendar-grid h3{font-size:1rem;margin:14px 0}.calendar-grid p,.calendar-grid a{font-size:.8rem}
.dialogue-grid{display:grid;grid-template-columns:5fr 7fr;gap:28px;align-items:start}.comment-list{display:grid;gap:10px}.comment-list article{padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised)}.comment-list strong{font-size:.86rem}.comment-list p{margin:6px 0 10px;font-size:.9rem}.comment-list button{padding:5px 9px;font-size:.76rem}.comment-list.large{grid-template-columns:repeat(2,1fr)}
.annotation-grid,.verification-grid,.contrib-grid,.history-grid,.notification-grid,.device-concepts,.scene-grid,.comparison-grid,.discover-cards,.duration-grid,.category-grid,.topic-chip-grid{display:grid;gap:14px}
.annotation-grid{grid-template-columns:repeat(3,1fr)}.annotation-grid article,.verification-grid article,.contrib-grid article,.history-grid article,.notification-grid article,.device-concepts article,.scene-grid article,.comparison-grid article{padding:20px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised)}
.annotation-grid article>span,.contrib-grid article>span{display:inline-block;margin-bottom:10px;color:var(--yellow-dark);font-size:.78rem;font-weight:850;letter-spacing:.08em}.annotation-grid h3,.verification-grid h3,.contrib-grid h3,.history-grid h3,.notification-grid h3{margin-bottom:8px}
.verification-grid{grid-template-columns:repeat(2,1fr)}.verification-grid dl{display:grid;grid-template-columns:90px 1fr;gap:6px 12px;font-size:.88rem}.verification-grid dt{font-weight:760;color:var(--text-3)}.verification-grid dd{margin:0;color:var(--text-2)}
.contrib-grid{grid-template-columns:repeat(4,1fr)}.history-grid,.notification-grid,.device-concepts{grid-template-columns:repeat(3,1fr)}
.discover-cards,.duration-grid{grid-template-columns:repeat(4,1fr)}.discover-cards a,.duration-grid a,.topic-chip-grid a,.category-grid a{display:flex;flex-direction:column;gap:4px;padding:20px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised);transition:.18s ease}.discover-cards a:hover,.duration-grid a:hover,.topic-chip-grid a:hover,.category-grid a:hover{transform:translateY(-2px);border-color:var(--champagne);box-shadow:var(--shadow)}.discover-cards span,.duration-grid span,.topic-chip-grid span,.category-grid small{font-size:.82rem;color:var(--text-3)}
.product-intro{max-width:760px;margin-bottom:30px}.device-stack{position:relative;display:grid;grid-template-columns:2fr 1.15fr 1.15fr 2.1fr;gap:18px;align-items:center}.device-side.lower{transform:translateY(34px)}.device-copy{display:grid;gap:16px}.device-shot img{border-radius:26px;box-shadow:var(--shadow)}
.principle-list.large{gap:10px}.principle-list.large span{padding:10px 14px}
.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.72);overflow:hidden}.faq-list summary{cursor:pointer;font-weight:780;padding:15px 18px;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:var(--yellow-dark)}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 18px 18px;margin:0}
.editor-callout{margin-top:28px;padding:20px;border-left:4px solid var(--champagne);background:var(--yellow-soft);border-radius:0 var(--radius-card) var(--radius-card) 0}

.course-hero-grid{display:grid;grid-template-columns:2.2fr 7fr 2.8fr;gap:20px;align-items:stretch}.course-index,.practice-card,.parameter-panel{padding:20px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised)}.course-index ol{padding-left:20px}.course-index a{color:var(--ink-2)}.course-main h1{font-size:clamp(2rem,3.8vw,4rem);margin:22px 0 14px}.practice-card{align-self:end;background:var(--cream)}.practice-card span{font-size:.78rem;color:#715718}.practice-card strong{display:block;margin:12px 0;font-size:1.2rem}.parameter-panel dl{display:grid;gap:10px;margin:0}.parameter-panel dt{font-size:.76rem;color:var(--text-3)}.parameter-panel dd{margin:0 0 8px;font-weight:730}
.before-after{display:grid;grid-template-columns:1fr 1fr;gap:16px}.before-after article{padding:26px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface-raised)}.before-after span{display:block;margin-bottom:14px;color:var(--yellow-dark);font-weight:850;letter-spacing:.1em}
.topic-collage{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;align-items:start}.topic-collage article{padding:14px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}.topic-wide{grid-column:span 7}.topic-tall{grid-column:span 5}.topic-collage h3{margin:12px 0}.quote-cards{display:grid;gap:12px;margin-top:20px}.quote-cards blockquote{margin:0;padding:18px;border-left:3px solid var(--champagne);background:var(--surface-raised);color:var(--ink-2)}.quote-cards cite{display:block;margin-top:10px;font-size:.78rem;color:var(--text-3);font-style:normal}
.ranking-placeholder-copy{margin-top:18px;padding:20px;border:1px dashed var(--line-strong);border-radius:var(--radius-card)}
.topic-chip-grid{grid-template-columns:repeat(3,1fr)}
.category-grid{grid-template-columns:repeat(3,1fr)}.category-grid a>span{font-size:.7rem;letter-spacing:.12em;color:var(--yellow-dark);font-weight:850}.category-grid strong{font-size:1.2rem}
.filter-bar{display:grid;grid-template-columns:repeat(3,1fr) max-content;gap:12px;align-items:end}.filter-bar label{display:grid;gap:5px;color:var(--text-3);font-size:.8rem}.filter-bar button{min-height:45px}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:30px}.pagination a,.pagination span{display:grid;place-items:center;min-width:38px;height:38px;padding:0 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}.pagination .current{background:var(--yellow);border-color:var(--yellow);font-weight:850}
.empty-state{padding:44px;border:1px dashed var(--line-strong);border-radius:var(--radius-large);text-align:center;background:var(--surface-raised)}.empty-state h3{font-size:1.5rem;margin-bottom:10px}.empty-state .tag-wall{justify-content:center;margin-top:18px}
.search-page-form{margin-top:24px}.search-group{padding-top:30px;margin-top:30px;border-top:1px solid var(--line)}.search-group>h2{font-size:1.5rem;margin-bottom:18px}.search-group>h2 span{font-size:.8rem;color:var(--text-3)}
.browser-window{position:relative}.browser-chrome{position:absolute;top:10px;left:12px;right:12px;height:34px;display:flex;align-items:center;gap:6px;padding:0 10px;background:rgba(255,253,247,.94);border:1px solid var(--line);border-radius:10px}.browser-chrome span{width:8px;height:8px;border-radius:50%;background:var(--champagne)}.browser-chrome strong{margin-left:8px;font-size:.7rem;color:var(--text-3)}.browser-frame img{border-radius:22px;box-shadow:var(--shadow)}.reading-demo{padding:34px;border:1px solid var(--line);border-radius:var(--radius-large);background:var(--surface);box-shadow:var(--shadow)}.reading-demo h3{font-size:1.8rem;margin-bottom:14px}.device-concepts article strong{display:block;font-size:1.15rem;margin-bottom:8px}
.app-stage{position:relative;padding-right:70px}.app-overview img{border-radius:28px;box-shadow:var(--shadow-strong)}.phone-overlay{position:absolute;width:34%;right:0;bottom:-48px}.phone-overlay img{box-shadow:var(--shadow-strong);border:7px solid #fff}.screen-rail article{flex:0 0 min(300px,78vw);scroll-snap-align:start;padding:14px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface)}.screen-rail img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:14px}.screen-rail h3{margin:14px 0 8px}.screen-rail p{font-size:.86rem}.feature-list{padding-left:18px;color:var(--text-2)}.feature-list li{margin:8px 0}.search-showcase{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:center}.scene-grid{grid-template-columns:repeat(5,1fr)}
.inline-search{max-width:650px;margin-top:22px}.inline-search label{font-size:.82rem;color:var(--text-3)}

.site-footer{padding:58px 0 calc(28px + env(safe-area-inset-bottom));background:#f8f4e6;border-top:2px solid var(--champagne)}
.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:38px}.site-footer section{display:flex;flex-direction:column;gap:8px}.site-footer h2{font-size:1.05rem;margin-bottom:10px}.site-footer a{font-size:.88rem;color:var(--text-2)}.footer-brand p{max-width:520px}.footer-note{display:flex;justify-content:space-between;gap:28px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}.footer-note p{margin:0;font-size:.78rem;color:var(--text-3)}
.mobile-bottom{display:none;position:fixed;z-index:60;left:0;right:0;bottom:0;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:rgba(255,253,247,.96);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(93,78,39,.08);grid-template-columns:repeat(5,1fr)}.mobile-bottom a,.mobile-bottom button{display:grid;place-items:center;min-height:42px;border:0;background:transparent;font-size:.72rem;color:var(--ink-2);cursor:pointer}
.back-top{position:fixed;right:20px;bottom:20px;z-index:55;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:var(--surface);box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transition:.18s ease}.back-top.visible{opacity:1;pointer-events:auto}
.toast{position:fixed;z-index:130;left:50%;bottom:30px;transform:translateX(-50%);max-width:min(520px,calc(100% - 30px));padding:11px 16px;border-radius:999px;background:var(--ink);color:#fff;box-shadow:var(--shadow-strong);font-size:.84rem}
.local-drawer{position:fixed;inset:0;z-index:120;display:grid;place-items:end center;padding:20px;background:rgba(41,40,33,.36);backdrop-filter:blur(6px)}.local-drawer-panel{width:min(720px,100%);max-height:76vh;overflow:auto;padding:24px;border:1px solid var(--line);border-radius:24px 24px 0 0;background:var(--surface)}.local-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.local-drawer-head button{border:1px solid var(--line);border-radius:999px;background:var(--surface-raised);padding:7px 10px;cursor:pointer}.local-list{display:grid;gap:8px}.local-list article{display:flex;justify-content:space-between;gap:12px;padding:12px;border:1px solid var(--line);border-radius:12px}.local-list button{border:0;background:var(--yellow-soft);border-radius:999px;padding:5px 9px;cursor:pointer}

@media (max-width:1200px){
  .primary-nav{gap:0}.primary-nav a{padding:8px 8px;font-size:.8rem}.hide-small{display:none}
  .hero-grid{grid-template-columns:5.2fr 4.8fr}.hero-index{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.hero-index ol{display:grid;grid-template-columns:repeat(5,1fr);grid-column:1/-1;margin:0}
  .data-strip{grid-template-columns:repeat(4,1fr)}.data-strip>div:nth-child(4){border-right:0}.data-strip>div:nth-child(-n+4){border-bottom:1px solid var(--line)}
  .creator-track{grid-template-columns:repeat(4,1fr)}.calendar-grid{grid-template-columns:repeat(4,1fr)}.scene-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:992px){
  .primary-nav{display:none}.menu-toggle{display:inline-flex}.header-actions{margin-left:auto}
  .mobile-menu-grid{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr 1fr;min-height:auto}.hero-cover{grid-column:1}.hero-copy{grid-column:2}.hero-index{grid-column:1/-1}.hero-media img{height:auto}
  .mosaic-2-4 .content-card,.mosaic-2-4 .content-card.featured{grid-column:span 6}.content-card.featured{display:block}.featured .card-media img{height:auto;aspect-ratio:16/9}
  .split-4-8,.split-5-7,.split-7-5,.split-8-4{grid-template-columns:1fr 1fr}.split-4-8>*:first-child,.split-4-8>*:last-child,.split-5-7>*:first-child,.split-5-7>*:last-child,.split-7-5>*:first-child,.split-7-5>*:last-child,.split-8-4>*:first-child,.split-8-4>*:last-child{grid-column:auto}
  .card-grid.three{grid-template-columns:repeat(2,1fr)}.creator-track{grid-template-columns:repeat(3,1fr)}
  .process-timeline{grid-template-columns:repeat(3,1fr);row-gap:28px}.ranking-list article{grid-template-columns:54px 130px 1fr}.ranking-list meter{grid-column:3}.calendar-grid{grid-template-columns:repeat(3,1fr)}
  .contrib-grid,.discover-cards,.duration-grid{grid-template-columns:repeat(2,1fr)}.device-stack{grid-template-columns:repeat(3,1fr)}.device-copy{grid-column:1/-1}.device-side.lower{transform:none}.course-hero-grid{grid-template-columns:1fr 3fr}.practice-card{grid-column:1/-1}.topic-wide,.topic-tall{grid-column:span 6}.scene-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .wrap{width:min(calc(100% - 28px),var(--wrap))}.section{padding:56px 0}.section-head{display:block}.section-link{margin-top:14px}
  .inspiration-bar{justify-content:flex-start;overflow:hidden;white-space:nowrap}.inspiration-bar a,.inspiration-sep{display:none}
  .site-header{top:30px}.header-inner{height:66px}.brand small{display:none}.header-button{display:none}.menu-toggle{display:inline-flex}
  .hero{padding:34px 0 48px}.hero-grid{display:flex;flex-direction:column}.hero-copy{order:1;padding:0}.hero-cover{order:2}.hero-index{order:3;display:block}.hero-copy h1{font-size:2.65rem}.hero-index ol{display:block}
  .page-hero{padding:40px 0}.page-hero .split-7-5,.page-hero .split-5-7,.page-hero .split-8-4{display:flex;flex-direction:column}.page-hero .split-7-5>div:first-child{order:2}.page-hero .split-7-5>div:last-child{order:1}
  .data-strip{grid-template-columns:repeat(2,1fr)}.data-strip>div{border-bottom:1px solid var(--line)}.data-strip>div:nth-child(even){border-right:0}
  .mosaic-2-4{display:grid;grid-template-columns:1fr}.mosaic-2-4 .content-card,.mosaic-2-4 .content-card.featured{grid-column:auto}.card-grid.three,.card-grid.two,.mini-grid{grid-template-columns:1fr}
  .split-4-8,.split-5-7,.split-7-5,.split-8-4{display:flex;flex-direction:column;align-items:stretch}.split-4-8>*:first-child,.split-5-7>*:first-child,.split-7-5>*:first-child,.split-8-4>*:first-child{width:100%}
  .lesson-steps,.stagger-steps{grid-template-columns:1fr}.stagger-steps article:nth-child(2),.stagger-steps article:nth-child(4){transform:none}
  .creator-track,.compact-track{grid-template-columns:repeat(2,1fr)}.process-timeline{grid-template-columns:1fr 1fr}.ranking-list article{grid-template-columns:46px 92px 1fr;gap:10px}.ranking-list img{width:92px}.ranking-list meter{grid-column:3}.rank-no{font-size:1.4rem}.calendar-grid{grid-template-columns:repeat(2,1fr)}
  .dialogue-grid{grid-template-columns:1fr}.comment-list.large{grid-template-columns:1fr}.annotation-grid,.history-grid,.notification-grid,.device-concepts,.verification-grid,.comparison-grid{grid-template-columns:1fr}.contrib-grid,.discover-cards,.duration-grid,.topic-chip-grid,.category-grid{grid-template-columns:1fr 1fr}.device-stack{grid-template-columns:repeat(3,1fr);gap:10px}.screen-rail article{flex-basis:74vw}
  .course-hero-grid{display:flex;flex-direction:column}.course-index{order:2}.practice-card{order:3}.course-main{order:1}.topic-wide,.topic-tall{grid-column:1/-1}.topic-collage{grid-template-columns:1fr}.search-showcase{grid-template-columns:1fr}.scene-grid{grid-template-columns:1fr 1fr}
  .filter-bar{grid-template-columns:1fr 1fr}.filter-bar button{grid-column:1/-1}.search-row{flex-wrap:wrap}.search-row select{flex:1}.search-row button{min-width:100px}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-note{display:block}.footer-note p+P{margin-top:8px}
  .mobile-bottom{display:grid}.site-footer{padding-bottom:calc(86px + env(safe-area-inset-bottom))}.back-top{bottom:82px}.toast{bottom:88px}
}
@media (max-width:520px){
  .wrap{width:min(calc(100% - 22px),var(--wrap))}.section{padding:46px 0}.brand strong{font-size:1rem}.brand img{width:38px;height:38px}.header-inner{gap:8px}.menu-toggle{padding:7px 9px}
  h1{font-size:2.35rem}h2{font-size:1.8rem}.hero-copy h1{font-size:2.35rem}
  .mobile-menu-grid{grid-template-columns:1fr}.search-overlay{padding:64px 12px 12px}.search-panel{padding:20px;border-radius:20px}.search-row{display:grid;grid-template-columns:1fr}.search-row button,.search-row select{width:100%}
  .rail-shell{grid-template-columns:1fr}.rail-shell>button{display:none}.film-frame{flex-basis:78vw}
  .creator-track,.compact-track,.process-timeline,.calendar-grid,.contrib-grid,.discover-cards,.duration-grid,.topic-chip-grid,.category-grid,.scene-grid,.filter-bar{grid-template-columns:1fr}.filter-bar button{grid-column:auto}
  .ranking-list article{grid-template-columns:40px 1fr}.ranking-list img{grid-column:2;width:100%;max-width:180px}.ranking-list article>div{grid-column:2}.ranking-list meter{grid-column:2}.rank-no{grid-row:1/4;align-self:start}
  .device-stack{grid-template-columns:repeat(3,1fr)}.device-copy{grid-column:1/-1}.app-stage{padding-right:32px}.phone-overlay{width:38%;bottom:-30px}
  .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}