:root{--bg-dark: #0f0f23;--bg-card: #1a1a2e;--bg-card-hover: #16213e;--accent: #6366f1;--accent-hover: #818cf8;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--text-primary: #f8fafc;--text-secondary: #94a3b8;--border: #334155}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-dark);color:var(--text-primary);min-height:100vh}.app{min-height:100vh;padding:2rem;background:radial-gradient(ellipse at top left,rgba(99,102,241,.15) 0%,transparent 50%),radial-gradient(ellipse at bottom right,rgba(16,185,129,.1) 0%,transparent 50%),var(--bg-dark)}.container{max-width:1000px;margin:0 auto}.header{text-align:center;margin-bottom:3rem}.header h1{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent) 0%,var(--success) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.header p{color:var(--text-secondary);font-size:1.1rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:1.5rem;transition:all .3s ease}.stat-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 32px #6366f126}.stat-card .icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1rem}.stat-card .icon.products{background:linear-gradient(135deg,#6366f133,#6366f11a);color:var(--accent)}.stat-card .icon.size{background:linear-gradient(135deg,#10b98133,#10b9811a);color:var(--success)}.stat-card .icon.time{background:linear-gradient(135deg,#f59e0b33,#f59e0b1a);color:var(--warning)}.stat-card .icon.categories{background:linear-gradient(135deg,#ec489933,#ec48991a);color:#ec4899}.stat-card .label{color:var(--text-secondary);font-size:.875rem;margin-bottom:.25rem}.stat-card .value{font-size:1.75rem;font-weight:700;color:var(--text-primary)}.stat-card .sub{color:var(--text-secondary);font-size:.75rem;margin-top:.25rem}.feed-url-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:2rem}.feed-url-card h3{font-size:1rem;color:var(--text-secondary);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.feed-url-input{display:flex;gap:1rem;align-items:center}.feed-url-input input{flex:1;background:var(--bg-dark);border:1px solid var(--border);border-radius:8px;padding:.875rem 1rem;color:var(--text-primary);font-size:.9rem;font-family:Monaco,Consolas,monospace}.feed-url-input input:focus{outline:none;border-color:var(--accent)}.btn{padding:.875rem 1.5rem;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s ease;border:none;display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 16px #6366f166}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--bg-dark);border:1px solid var(--border);color:var(--text-primary)}.btn-secondary:hover{border-color:var(--accent);background:var(--bg-card-hover)}.controls-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:1.5rem}.controls-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}.controls-header h3{font-size:1.1rem;font-weight:600}.interval-control{display:flex;align-items:center;gap:1rem}.interval-control label{color:var(--text-secondary);font-size:.9rem}.interval-control select{background:var(--bg-dark);border:1px solid var(--border);border-radius:8px;padding:.5rem 1rem;color:var(--text-primary);font-size:.9rem;cursor:pointer}.interval-control select:focus{outline:none;border-color:var(--accent)}.status-indicator{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500}.status-indicator.success{background:#10b98126;color:var(--success)}.status-indicator.generating{background:#f59e0b26;color:var(--warning)}.status-indicator.error{background:#ef444426;color:var(--error)}.status-indicator .dot{width:8px;height:8px;border-radius:50%;background:currentColor}.status-indicator.generating .dot{animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.loading{display:flex;align-items:center;justify-content:center;min-height:60vh}.spinner{width:48px;height:48px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{background:#ef44441a;border:1px solid var(--error);border-radius:8px;padding:1rem;color:var(--error);margin-top:1rem}@media (max-width: 768px){.app{padding:1rem}.header h1{font-size:1.75rem}.stats-grid{grid-template-columns:1fr 1fr}.feed-url-input{flex-direction:column}.feed-url-input input{width:100%}.controls-header{flex-direction:column;align-items:flex-start}}.login-container{display:flex;align-items:center;justify-content:center;min-height:80vh}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:24px;padding:3rem;text-align:center;max-width:400px;width:100%;box-shadow:0 20px 60px #0000004d}.login-icon{font-size:4rem;margin-bottom:1.5rem}.login-card h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent) 0%,var(--success) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.login-card p{color:var(--text-secondary);margin-bottom:2rem}.login-card form{display:flex;flex-direction:column;gap:1rem}.login-card input{background:var(--bg-dark);border:1px solid var(--border);border-radius:12px;padding:1rem 1.25rem;color:var(--text-primary);font-size:1rem;text-align:center;transition:all .2s ease}.login-card input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #6366f133}.login-card input::placeholder{color:var(--text-secondary)}.login-card .btn{width:100%;justify-content:center;padding:1rem;font-size:1rem}.header{position:relative}.btn-logout{position:absolute;top:0;right:0;background:transparent;border:1px solid var(--border);color:var(--text-secondary);padding:.5rem 1rem;border-radius:8px;font-size:.875rem;cursor:pointer;transition:all .2s ease}.btn-logout:hover{border-color:var(--error);color:var(--error);background:#ef44441a}