:root{--background:#f7f7f4;--foreground:#171717;--card:#ffffff;--muted:#f4f4f2;--muted-foreground:#71717a;--secondary:#efeee9;--accent:#f1f5f9;--border:#deded8;--input:#e7e5e4;--ring:#d6d3d1;--primary:#171717;--primary-foreground:#ffffff;--blue-accent:#2563eb;--success-bg:#ecfdf3;--success-border:#bbf7d0;--success-text:#166534;--warning-bg:#fffbeb;--warning-border:#fde68a;--warning-text:#92400e;--danger-bg:#fef2f2;--danger-border:#fecaca;--danger-text:#991b1b;--info-bg:#eff6ff;--info-border:#bfdbfe;--info-text:#1d4ed8;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--shadow-soft:0 1px 2px rgba(15,23,42,0.04),0 8px 24px rgba(15,23,42,0.05)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-height:100vh;margin:0;color:var(--foreground);background:radial-gradient(circle at 8% 0,rgba(37,99,235,.08),transparent 24rem),radial-gradient(circle at 92% 8%,rgba(15,23,42,.06),transparent 22rem),var(--background);font-family:Satoshi,Avenir Next,Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}::selection{background:rgba(37,99,235,.18)}.shell{width:min(100% - 64px,1240px);margin:0 auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(222,222,216,.84);background:rgba(247,247,244,.86);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.header-inner{display:flex;min-height:64px;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:170px}.brand-mark{display:grid;width:34px;height:34px;place-items:center;border:1px solid var(--border);border-radius:12px;background:var(--card);color:var(--foreground);font-size:15px;font-weight:800;box-shadow:var(--shadow-soft)}.brand span span,.brand strong{display:block}.brand strong{font-size:14px;line-height:18px}.brand span span{color:var(--muted-foreground);font-size:12px;line-height:16px}.desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}.desktop-nav a{border-radius:999px;color:var(--muted-foreground);font-size:14px;padding:8px 12px}.desktop-nav a:hover{background:var(--muted);color:var(--foreground)}.header-cta{margin-left:6px}.mobile-nav{position:relative;display:none;margin-left:auto}.mobile-nav summary{display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;flex-direction:column;gap:4px;border:1px solid var(--border);border-radius:12px;background:var(--card);list-style:none}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav summary span{width:16px;height:2px;border-radius:999px;background:var(--foreground)}.mobile-nav nav{position:absolute;right:0;top:48px;display:grid;min-width:190px;grid-gap:4px;gap:4px;border:1px solid var(--border);border-radius:14px;background:var(--card);box-shadow:var(--shadow-popover,0 16px 40px rgba(15,23,42,.12));padding:8px}.mobile-nav nav a{border-radius:10px;color:var(--foreground);font-size:14px;padding:10px 12px}.mobile-nav nav a:hover{background:var(--muted)}.button{display:inline-flex;min-height:40px;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:0 16px;font-size:14px;font-weight:650;line-height:1}.button-primary{background:var(--primary);color:var(--primary-foreground)}.button-secondary{background:var(--secondary)}.button-ghost,.button-secondary{border-color:var(--border);color:var(--foreground)}.button-ghost{background:transparent}.button-small{min-height:32px;border-color:var(--border);background:var(--card);padding:0 10px;font-size:12px}.badge{display:inline-flex;align-items:center;width:-moz-fit-content;width:fit-content;min-height:24px;border:1px solid var(--border);border-radius:999px;background:var(--muted);color:var(--muted-foreground);font-size:12px;font-weight:650;line-height:1;padding:0 9px}.badge-info{border-color:var(--info-border);background:var(--info-bg);color:var(--info-text)}.badge-success{border-color:var(--success-border);background:var(--success-bg);color:var(--success-text)}.badge-warning{border-color:var(--warning-border);background:var(--warning-bg);color:var(--warning-text)}.badge-danger{border-color:var(--danger-border);background:var(--danger-bg);color:var(--danger-text)}.badge-muted{border-color:var(--border);background:var(--muted);color:var(--muted-foreground)}.score-badge{display:inline-grid;width:42px;height:42px;place-items:center;border-width:1px;border-style:solid;border-radius:12px;font-size:16px;font-weight:800;line-height:1}.hero-section{padding:52px 0 24px}.hero-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:center;grid-gap:32px;gap:32px}.hero-copy h1{max-width:520px;margin:18px 0 12px;font-size:44px;line-height:1.08}.hero-copy p{max-width:560px;margin:0;color:var(--muted-foreground);font-size:18px;line-height:1.6}.hero-actions{gap:12px}.hero-actions,.hero-stats{display:flex;flex-wrap:wrap;margin-top:24px}.hero-stats{gap:8px}.hero-stats span{border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.58);color:var(--muted-foreground);font-size:13px;padding:8px 10px}.featured-panel,.visual-proof{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--card);box-shadow:var(--shadow-soft)}.featured-visual{position:relative;background:#111}.featured-visual img,.visual-proof img{width:100%;aspect-ratio:16/9;object-fit:cover}.play-chip{position:absolute;left:16px;top:16px;display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(23,23,23,.72);color:#fff;font-size:12px;font-weight:700;padding:8px 10px}.featured-copy{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:18px}.featured-copy h2{margin:10px 0 6px;font-size:22px;line-height:1.22}.featured-copy p{margin:0;color:var(--muted-foreground);font-size:14px;line-height:1.55}.result-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:8px}.result-strip a{display:flex;min-width:0;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--border);border-radius:var(--radius-lg);background:rgba(255,255,255,.68);padding:12px}.result-strip span:first-child{min-width:0;overflow:hidden;color:var(--muted-foreground);font-size:13px;text-overflow:ellipsis;white-space:nowrap}.page-section{padding:48px 0 0}.page-main{padding:52px 0 72px}.section-header{max-width:760px;margin-bottom:20px}.section-header>span{display:inline-flex;margin-bottom:8px;color:var(--blue-accent);font-size:13px;font-weight:750}.section-header h2{margin:0;font-size:28px;line-height:1.2}.section-header p{margin:10px 0 0;color:var(--muted-foreground);font-size:15px;line-height:1.65}.case-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px}.case-card{overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft)}.case-card:hover{border-color:#c9c9c1}.case-card-visual{min-height:150px;background:#171717}.case-card-visual img{width:100%;aspect-ratio:16/9;object-fit:cover}.planned-visual{display:grid;min-height:164px;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.08),transparent),var(--muted)}.planned-visual span{border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--muted-foreground);font-size:13px;padding:8px 12px}.case-card-body{padding:14px}.case-card-meta,.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.case-card-meta span:not(.badge){color:var(--muted-foreground);font-size:12px}.case-card-title-row{display:flex;min-height:48px;align-items:flex-start;justify-content:space-between;gap:10px;margin-top:12px}.case-card h3{margin:0;font-size:16px;line-height:1.3}.case-card p{display:-webkit-box;min-height:60px;margin:8px 0 12px;overflow:hidden;color:var(--muted-foreground);font-size:13px;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:3}.capability-grid,.scoring-grid,.stats-grid,.track-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.capability-card,.guidance-panel,.method-card,.methodology-panel,.prompt-card,.score-card,.stats-grid article,.summary-panel,.track-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:rgba(255,255,255,.76);box-shadow:var(--shadow-soft)}.capability-card,.score-card,.stats-grid article,.track-card{padding:18px}.capability-card h3,.score-card h3,.track-card h3{margin:0;font-size:16px;line-height:1.35}.capability-card p,.method-card p,.methodology-panel p,.score-card p,.track-card p{margin:8px 0 0;color:var(--muted-foreground);font-size:14px;line-height:1.6}.two-column-section{display:grid;grid-template-columns:minmax(0,1fr) 360px;grid-gap:24px;gap:24px;align-items:start}.leader-preview{overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card)}.leader-preview a{display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;grid-gap:12px;gap:12px;border-bottom:1px solid var(--border);padding:14px 16px}.leader-preview a:last-child{border-bottom:0}.leader-preview span:nth-child(2){min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rank{color:var(--muted-foreground);font-size:13px;font-weight:700}.method-card{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:20px}.method-card h3{margin:0;font-size:18px}.site-footer{margin-top:72px;border-top:1px solid var(--border);padding:28px 0}.footer-inner{display:flex;justify-content:space-between;gap:24px}.footer-inner p{margin:6px 0 0}.footer-inner nav,.footer-inner p{color:var(--muted-foreground);font-size:13px}.footer-inner nav{display:flex;flex-wrap:wrap;gap:14px}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.search-box{display:flex;min-width:min(360px,100%);align-items:center;gap:8px;border:1px solid var(--input);border-radius:12px;background:var(--card);color:var(--muted-foreground);padding:0 12px}.search-box input{width:100%;height:42px;border:0;outline:0;background:transparent;color:var(--muted-foreground)}.filter-chip{padding:0 14px}.filter-chip,.select-filter select{min-height:42px;border:1px solid var(--border);border-radius:12px;background:var(--secondary);color:var(--foreground)}.select-filter select{padding:0 34px 0 14px}.empty-state{display:grid;justify-items:start;grid-gap:10px;gap:10px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft);padding:24px}.empty-state h2{margin:0;font-size:20px}.empty-state p{margin:0;color:var(--muted-foreground)}.case-page{padding-bottom:72px}.case-hero{padding:52px 0 22px}.case-hero h1{max-width:860px;margin:14px 0 10px;font-size:38px;line-height:1.12}.case-hero p{max-width:840px;margin:0 0 18px;color:var(--muted-foreground);font-size:17px;line-height:1.6}.visual-summary-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-gap:18px;gap:18px}.summary-panel{display:flex;flex-direction:column;gap:12px;padding:18px}.summary-score{display:flex;align-items:center;justify-content:space-between;color:var(--muted-foreground);font-size:13px}.summary-panel dl{display:grid;grid-gap:12px;gap:12px;margin:8px 0}.run-facts dt,.summary-panel dt{color:var(--muted-foreground);font-size:12px}.run-facts dd,.summary-panel dd{margin:4px 0 0;font-size:14px;line-height:1.45}.matrix-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft)}.result-matrix{width:100%;min-width:800px;border-collapse:collapse}.result-matrix td,.result-matrix th{border-bottom:1px solid var(--border);padding:14px 16px;text-align:left;vertical-align:middle}.result-matrix th{color:var(--muted-foreground);font-size:12px;font-weight:750}.result-matrix td{color:var(--foreground);font-size:14px}.result-matrix tr:last-child td{border-bottom:0}.score-cell{display:inline-flex;align-items:center;gap:8px}.matrix-mobile{display:none}.matrix-run-card{position:relative;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft);padding:16px}.matrix-run-card>div:first-child{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:baseline;grid-column-gap:10px;column-gap:10px;padding-right:54px}.matrix-run-card h3{margin:0;font-size:17px}.matrix-run-card p{grid-column:2;margin:4px 0 0;color:var(--muted-foreground);font-size:13px}.matrix-run-card>.score-badge{position:absolute;right:16px;top:16px}.matrix-run-card dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin:18px 0 0}.matrix-run-card dt{color:var(--muted-foreground);font-size:12px}.matrix-run-card dd{margin:4px 0 0;font-size:14px;line-height:1.45}.prompt-grid,.reproduce-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.guidance-panel,.methodology-panel,.prompt-card{padding:20px}.card-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.card-heading span{font-size:14px;font-weight:750}.guidance-panel li,.prompt-card code,.prompt-card li,.prompt-card p{color:var(--muted-foreground);font-size:14px;line-height:1.7}.prompt-card p{margin:0}.check-list,.file-list{display:grid;grid-gap:8px;gap:8px;margin:0;padding-left:18px}.package-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.package-links a{border:1px solid var(--border);border-radius:999px;background:var(--secondary);color:var(--foreground);font-size:13px;font-weight:650;padding:8px 10px}.prompt-card pre{overflow-x:auto;margin:0 0 12px;border:1px solid var(--border);border-radius:12px;background:var(--muted);padding:14px}.score-card strong{display:inline-grid;width:42px;height:42px;place-items:center;margin-bottom:12px;border:1px solid var(--info-border);border-radius:12px;background:var(--info-bg);color:var(--info-text);font-size:18px}.run-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.run-card{overflow:hidden;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft)}.run-visual{min-height:160px;padding:18px;background:#171717}.mini-game{position:relative;height:140px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:#111827}.mini-game:before{content:"";position:absolute;left:18px;top:18px;width:65%;height:42px;border-radius:8px;background:linear-gradient(90deg,#2563eb 0 18%,transparent 18% 23%,#22c55e 23% 41%,transparent 41% 46%,#f59e0b 46% 64%,transparent 64% 69%,#ef4444 69% 87%,transparent 87%)}.mini-game span:first-child{position:absolute;left:52%;top:52%;width:14px;height:14px;border-radius:50%;background:#fff}.mini-game span:nth-child(2){position:absolute;left:34%;bottom:22px;width:112px;height:12px;border-radius:999px;background:#fff}.mini-game span:nth-child(3){position:absolute;left:52%;top:52%;width:90px;border-top:2px dashed rgba(255,255,255,.52);transform:rotate(-28deg);transform-origin:left center}.grade-d span,.grade-d:before{opacity:0}.grade-d:after{content:"blank canvas";position:absolute;left:50%;top:50%;color:#71717a;font-size:14px;transform:translate(-50%,-50%)}.run-card-body{padding:16px}.run-card-title{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.run-card h3{margin:0;font-size:17px}.run-card-title p{margin:4px 0 0;color:var(--muted-foreground);font-size:13px}.run-facts{display:grid;grid-gap:12px;gap:12px;margin:16px 0 0}.article-grid{display:grid;justify-items:start}.article-body{width:min(100%,780px)}.article-body h3{margin:24px 0 8px;font-size:18px}.article-body p{margin:0;color:var(--muted-foreground);font-size:15px;line-height:1.75}.related-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;border:1px solid var(--border);border-radius:var(--radius-lg);background:rgba(255,255,255,.72);padding:24px}.related-cta h2{margin:0;font-size:22px}.related-cta p{margin:8px 0 0;color:var(--muted-foreground)}.stats-grid article span{color:var(--muted-foreground);font-size:12px;font-weight:700}.stats-grid article strong{display:block;margin-top:8px;font-size:24px;line-height:1.2}.stats-grid article p{margin:6px 0 0;color:var(--muted-foreground);font-size:13px}.tabs-row{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 14px}.submit-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;grid-gap:24px;gap:24px;align-items:start}.submit-form{display:grid;grid-gap:14px;gap:14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--card);box-shadow:var(--shadow-soft);padding:20px}.submit-form label{display:grid;grid-gap:7px;gap:7px;color:var(--foreground);font-size:13px;font-weight:700}.form-success{border:1px solid var(--success-border);border-radius:14px;background:var(--success-bg);color:var(--success-text);padding:14px}.form-success p{margin:6px 0 0;font-size:13px;line-height:1.55}.submit-form input,.submit-form select,.submit-form textarea{width:100%;border:1px solid var(--input);border-radius:12px;background:#fff;color:var(--foreground);padding:10px 12px;outline:none}.submit-form textarea{min-height:116px;resize:vertical}.submit-form input:focus,.submit-form select:focus,.submit-form textarea:focus{border-color:var(--blue-accent);box-shadow:0 0 0 3px rgba(37,99,235,.12)}.guidance-panel h2,.methodology-panel h2{margin:14px 0 8px;font-size:22px;line-height:1.25}.methodology-panel{margin-bottom:22px}.empty-page{display:grid;min-height:50vh;align-content:center;justify-items:start}.empty-page h1{margin:0;font-size:32px}.empty-page p{color:var(--muted-foreground)}@media (max-width:1100px){.capability-grid,.case-grid,.scoring-grid,.stats-grid,.track-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.desktop-nav,.header-cta{display:none}.mobile-nav{display:inline-flex}.hero-grid,.result-strip,.submit-grid,.two-column-section,.visual-summary-grid{grid-template-columns:1fr}.summary-panel{order:2}.prompt-grid,.reproduce-grid{grid-template-columns:1fr}}@media (max-width:640px){.shell{width:min(100% - 32px,1240px)}.header-inner{min-height:56px}.brand{min-width:0}.case-hero,.hero-section,.page-main{padding-top:32px}.hero-copy h1{font-size:36px}.hero-copy p{font-size:16px}.hero-actions .button{width:100%}.capability-grid,.case-grid,.run-grid,.scoring-grid,.stats-grid,.track-grid{grid-template-columns:1fr}.case-hero h1{font-size:32px}.footer-inner,.related-cta{flex-direction:column;align-items:flex-start}.matrix-desktop{display:none}.matrix-mobile{display:grid;grid-gap:12px;gap:12px}}