*{box-sizing:border-box;font-family:Inter,Segoe UI,sans-serif}body{margin:0;background:#f4f6fb;color:#1d2230}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{background:#fff;padding:32px;border-radius:16px;width:100%;max-width:420px;box-shadow:0 12px 40px #0a14321a}.login-card h1{margin-top:0}.login-card form{display:grid;gap:12px}.login-card input{padding:12px;border-radius:10px;border:1px solid #d7dbe7}.login-card button{background:#2e6ef7;border:none;color:#fff;padding:12px;border-radius:10px;cursor:pointer}.shop-container{padding:24px;max-width:1200px;margin:0 auto}.shop-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.shop-header h1{margin:0}.shop-header button{border:1px solid #d7dbe7;background:#fff;padding:10px 16px;border-radius:10px}.shop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.item-card{background:#fff;border-radius:16px;padding:16px;display:flex;flex-direction:column;justify-content:space-between;min-height:160px;box-shadow:0 8px 30px #0a143214}.item-actions{display:flex;align-items:center;gap:12px;margin-top:12px}.item-actions button{width:36px;height:36px;border-radius:10px;border:none;background:#edf1ff;font-size:18px}.checkout-panel{margin-top:24px;background:#fff;padding:20px;border-radius:16px;display:flex;flex-wrap:wrap;gap:16px;box-shadow:0 10px 30px #0a143214}.checkout-left{flex:1 1 280px}.checkout-right{flex:1 1 240px;display:grid;gap:12px}.checkout-right select,.checkout-right button{padding:12px;border-radius:10px;border:1px solid #d7dbe7}button.primary{background:#2e6ef7;color:#fff;border:none}.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px}.alert.error{background:#ffe8e8;color:#b12d2d}.alert.success{background:#e6fff0;color:#1a7d42}.muted{color:#6c7486}.loading{text-align:center;padding:24px}@media (max-width: 768px){.shop-header{flex-direction:column;align-items:flex-start;gap:12px}}