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minmax(320px,.9fr);padding:56px 0 52px}.eff-back{color:var(--eff-text-secondary);display:inline-flex;font-size:14px;gap:6px;margin-bottom:28px;text-decoration:none}.eff-back:hover,.eff-text-link:hover{color:var(--eff-primary)}.eff-detail-title{font-size:clamp(30px,4vw,48px);font-weight:700;letter-spacing:-.025em;line-height:1.12;margin:0;text-wrap:balance}.eff-detail-lead{color:var(--eff-text-secondary);font-size:18px;line-height:1.6;margin:18px 0 20px}.eff-badge-row{display:flex;flex-wrap:wrap;gap:10px}.eff-neutral-badge{background:var(--eff-bg-secondary);border:1px solid var(--eff-border-light);border-radius:8px;color:var(--eff-text-secondary);display:inline-flex;font-size:13px;font-weight:500;padding:6px 12px}.eff-hero-image{border:1px solid var(--eff-border);border-radius:16px;overflow:hidden}.eff-hero-image img{display:block;height:auto;width:100%}.eff-section{border-top:1px solid var(--eff-border-light);padding:44px 0}.eff-section-title{font-size:clamp(24px,3vw,30px);font-weight:600;letter-spacing:-.02em;margin:0 0 24px}.eff-feature-grid{display:grid;gap:16px;grid-template-columns:repeat(3,minmax(0,1fr))}.eff-feature{padding:20px}.eff-feature-code{align-items:center;background:var(--eff-primary-lightest);border-radius:6px;color:var(--eff-primary);display:inline-flex;font-family:JetBrains Mono,SF Mono,Menlo,monospace;font-size:12px;font-weight:700;margin-bottom:12px;min-height:32px;padding:0 9px}.eff-feature h3{color:var(--eff-text-primary);font-size:16px;font-weight:500;margin:0 0 8px}.eff-feature p,.eff-scenario-list p{color:var(--eff-text-secondary);font-size:14px;line-height:1.6;margin:0}.eff-scenario-list{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr));list-style:none;margin:0;padding:0}.eff-scenario-list li{align-items:flex-start;display:flex;gap:12px}.eff-dot{background:var(--eff-primary);border-radius:999px;flex:0 0 8px;height:8px;margin-top:9px}.eff-preview-grid{display:grid;gap:16px;grid-template-columns:repeat(2,minmax(0,1fr))}.eff-preview{align-items:center;background:var(--eff-bg-secondary);border:1px dashed var(--eff-border);border-radius:12px;color:var(--eff-text-tertiary);display:flex;font-size:14px;justify-content:center;min-height:136px;padding:24px;text-align:center}.eff-cta-row{display:flex;flex-wrap:wrap;gap:12px}.eff-primary-button,.eff-secondary-button{align-items:center;border-radius:8px;display:inline-flex;font-size:14px;font-weight:600;justify-content:center;padding:12px 20px;text-decoration:none;transition:background .15s ease,border-color .15s ease,color .15s ease}.eff-primary-button{background:var(--eff-primary);color:#fff}.eff-secondary-button{border:1px solid var(--eff-border);color:var(--eff-text-primary)}.eff-secondary-button:hover{border-color:var(--eff-primary);color:var(--eff-primary)}.eff-note-stack{display:grid;gap:8px;margin-top:14px}.eff-note-stack p,.eff-changelog span,.eff-disclaimer{color:var(--eff-text-tertiary);font-size:13px;line-height:1.6;margin:0}.eff-changelog{align-items:center;display:flex;gap:16px;justify-content:space-between}.eff-text-link{color:var(--eff-primary);font-size:14px;font-weight:600;text-decoration:none}.eff-footer{align-items:center;border-top:1px solid var(--eff-border-light);display:flex;gap:16px;justify-content:space-between;padding:24px 0 32px}@media(max-width:820px){.eff-grid,.eff-detail-hero,.eff-principles,.eff-feature-grid,.eff-scenario-list,.eff-preview-grid{grid-template-columns:1fr}.eff-detail-hero{gap:28px;padding-top:40px}.eff-footer,.eff-changelog{align-items:flex-start;flex-direction:column}}