body,.app-root{margin:0;font-family:Inter,sans-serif;background:#f5f8fb;min-height:100vh}.site-header{display:flex;align-items:center;justify-content:space-between;background:#fff;box-shadow:0 2px 10px #eef0f6;padding:0 36px;height:65px;position:sticky;top:0;z-index:100}.header-logo{height:34px;margin-right:10px;vertical-align:middle}.site-title{font-weight:700;font-size:22px;letter-spacing:1px}.header-nav button,.header-actions button{background:none;border:none;color:#222;font-weight:600;padding:0 12px;font-size:16px;cursor:pointer}.header-nav button.active,.header-nav button:hover,.header-actions button:hover{color:#ff4060}.main-content{min-height:80vh;padding:28px 0 40px}.site-footer{background:#23263a;color:#fff;display:flex;justify-content:space-between;align-items:center;padding:26px 40px;font-size:15px}.site-footer a{color:#fff;margin-right:20px;text-decoration:none}.site-footer a:hover{color:#ff4060}.marketplace-root{max-width:1440px;margin:0 auto}.marketplace-header{display:flex;justify-content:space-between;align-items:center}.add-item-btn{background:#ff4060;color:#fff;border-radius:8px;font-weight:700;padding:10px 20px;border:none;cursor:pointer}.marketplace-filters{display:flex;gap:16px;margin:18px 0}.marketplace-filters input{padding:7px 12px;border-radius:7px;border:1px solid #ddd;font-size:16px}.marketplace-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:30px}.item-card{background:#fff;border-radius:16px;box-shadow:0 1px 8px #e2e2ed60;padding:16px;display:flex;flex-direction:column;gap:12px;transition:box-shadow .15s;cursor:pointer;position:relative}.item-card:hover{box-shadow:0 2px 16px #d4d8e380}.item-img{width:100%;height:140px;object-fit:cover;border-radius:10px}.item-title{font-weight:600;font-size:18px}.item-price{color:#ff4060;font-weight:700;margin:4px 0}.item-meta{font-size:14px;color:#888}.item-seller{font-size:15px;color:#333;cursor:pointer}.edit-btn{position:absolute;top:12px;right:12px;background:#e2e4fa;color:#222;border-radius:6px;font-size:13px;border:none;padding:5px 10px;cursor:pointer}.edit-btn:hover{background:#ff4060;color:#fff}.add-edit-item-form,.profile-root,.auth-root{background:#fff;max-width:400px;margin:48px auto;padding:36px 32px;border-radius:16px;box-shadow:0 1px 8px #e2e2ed60;display:flex;flex-direction:column;gap:18px}.add-edit-item-form input,.add-edit-item-form textarea,.profile-root input,.profile-root textarea,.auth-root input{padding:10px;border-radius:7px;border:1px solid #ddd;font-size:16px;margin-bottom:8px}.add-edit-item-form button,.profile-root button,.auth-root button{background:#ff4060;color:#fff;border-radius:8px;padding:10px 0;font-weight:700;border:none;cursor:pointer;margin-top:8px}.add-edit-item-form button[type=button]{background:#eee;color:#222}