:root{color-scheme:light dark;font-family:Inter,Segoe UI,system-ui,-apple-system,sans-serif;background-color:#f8fafc;color:#1e293b;--primary-color: #3b82f6;--primary-hover: #2563eb;--secondary-color: #64748b;--accent-color: #f59e0b;--success-color: #10b981;--error-color: #ef4444;--warning-color: #f59e0b;--background: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--text-primary: #1e293b;--text-secondary: #64748b;--text-tertiary: #94a3b8;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04)}body{margin:0;min-height:100vh;background-color:var(--background);color:var(--text-primary);line-height:1.6}a{color:var(--primary-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--primary-hover);text-decoration:underline}#root{min-height:100vh}.app-shell{min-height:100vh;display:flex;flex-direction:column;background:var(--background)}.app-header{padding:24px 32px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm)}.app-header h1{margin:0;font-size:1.5rem;font-weight:700;color:var(--text-primary)}.app-content{flex:1;padding:24px 32px 32px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;box-shadow:var(--shadow-md);transition:box-shadow .3s ease,border-color .3s ease}.panel:hover{box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.panel+.panel{margin-top:24px}.panel h2{margin-top:0;font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:16px}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:16px}.form-group{display:flex;flex-direction:column;gap:8px}label{font-size:.95rem;color:#cbd5f5}input,textarea,select,button{font:inherit}input,textarea,select{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--text-primary);transition:all .2s ease;font-size:14px}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a}input:hover,textarea:hover,select:hover{border-color:var(--primary-color)}button{cursor:pointer;border-radius:8px;border:none;padding:12px 20px;background:var(--primary-color);color:#fff;font-weight:600;letter-spacing:.02em;transition:all .2s ease;font-size:14px}button.secondary{background:var(--secondary-color);color:#fff}button:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}button.secondary:hover{background:#475569}button:active{transform:translateY(0)}button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.tabs{display:flex;gap:8px;margin-top:24px;flex-wrap:wrap;border-bottom:1px solid var(--border);padding-bottom:0}.tab{padding:10px 20px;border-radius:8px 8px 0 0;border:1px solid transparent;background:var(--background);color:var(--text-secondary);font-weight:500;transition:all .2s ease;margin-bottom:-1px}.tab:hover{background:var(--surface);color:var(--text-primary);border-color:var(--border)}.tab.active{background:var(--surface);color:var(--primary-color);border-color:var(--border);border-bottom-color:var(--surface);font-weight:600}.results{margin-top:24px;display:grid;gap:16px}.result-card{padding:20px;border-radius:12px;background:var(--surface);border:1px solid var(--border);font-size:.93rem;line-height:1.5;box-shadow:var(--shadow-sm);transition:all .2s ease}.result-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-color)}pre{margin:0;white-space:pre-wrap;word-break:break-word}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:.75rem;background:var(--secondary-color);color:#fff;font-weight:500}.notification{margin-top:16px;border-radius:12px;padding:16px;background:#10b9811a;border:1px solid rgba(16,185,129,.2);color:var(--success-color)}.smart-stack-board{margin-bottom:32px;padding:28px;border-radius:16px;background:linear-gradient(135deg,#3b82f60d,#0ea5e90d);border:1px solid var(--border);box-shadow:var(--shadow-lg)}.smart-stack-hero{display:flex;flex-direction:column;gap:24px;margin-bottom:24px}.smart-stack-chip{display:inline-flex;padding:6px 14px;border-radius:999px;color:var(--primary-color);background:#3b82f61a;font-size:.85rem;letter-spacing:.05em;border:1px solid rgba(59,130,246,.2)}.smart-stack-title{color:var(--text-primary)!important;margin:12px 0 6px!important;font-weight:600!important}.smart-stack-subtitle{color:var(--text-secondary)}.smart-stack-board__stats{display:flex;gap:24px;flex-wrap:wrap;align-items:center}.smart-stack-number{font-size:1.8rem;font-weight:600;color:var(--text-primary)}.smart-stack-board__controls{padding:20px 24px;border-radius:12px;background:var(--surface);border:1px solid var(--border);margin-bottom:24px;box-shadow:var(--shadow-sm)}.smart-stack-slider__label{display:flex;justify-content:space-between;align-items:center;color:var(--text-primary)}.smart-stack-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.smart-stack-card{padding:20px;border-radius:12px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;transition:all .3s ease}.smart-stack-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-color);transform:translateY(-2px)}.smart-stack-card__header{display:flex;justify-content:space-between;align-items:center}.smart-stack-card__badge{padding:4px 10px;border-radius:999px;background:var(--secondary-color);font-size:.75rem;font-weight:500;color:#fff}.smart-stack-card__title{font-weight:600;color:var(--text-primary);min-height:48px}.smart-stack-card__meta{display:flex;gap:8px}.smart-stack-card__preview{border-radius:8px;overflow:hidden;background:var(--background);border:1px solid var(--border);min-height:140px;display:flex;justify-content:center;align-items:center}.smart-stack-card__preview img{width:100%;height:100%;object-fit:cover}.smart-stack-card__placeholder{color:var(--text-tertiary);font-size:1.5rem}.smart-stack-card__members{display:flex;justify-content:space-between;align-items:center}.smart-stack-card__hint{font-size:.8rem;color:var(--text-secondary)}.smart-stack-card__skeleton{height:240px!important;border-radius:12px!important}.smart-stack-empty{grid-column:1 / -1}.notification.error{background:#ef44441a;border-color:#ef444433;color:var(--error-color)}.notification.warning{background:#f59e0b1a;border-color:#f59e0b33;color:var(--warning-color)}textarea.mono{font-family:JetBrains Mono,Cascadia Code,Consolas,monospace}.page-loading{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--background)}.ant-card-cover,.ant-card-cover>div{background-color:#f0f0f0!important;background-image:linear-gradient(45deg,rgba(0,0,0,.04) 25%,transparent 25%),linear-gradient(-45deg,rgba(0,0,0,.04) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,rgba(0,0,0,.04) 75%),linear-gradient(-45deg,transparent 75%,rgba(0,0,0,.04) 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}.ant-card-cover img,.ant-card-cover object{background-color:transparent!important}@media (max-width: 720px){.app-header,.app-content{padding-inline:16px}.panel{padding:18px;border-radius:12px}.panel+.panel{margin-top:18px}.form-grid{grid-template-columns:1fr}.tabs{gap:8px;overflow-x:auto;padding-bottom:4px}.tab{flex-shrink:0}button,.ant-btn{min-height:44px}.smart-stack-grid{grid-template-columns:1fr}.smart-stack-board{padding:20px}.smart-stack-board__controls{padding:16px 20px}}