/* OSS 入口控制系统 - 管理后台样式
   [2026-06-17 18:30] 创建: 简洁管理界面 */

/* === Reset & Base === */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; font-size: 14px; color: #333; background: #f5f7fa; }

/* === Layout === */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: #1a1a2e; color: #fff; padding: 20px 0; position: fixed; top: 0; left: 0; height: 100vh; overflow-y: auto; }
.sidebar h2 { padding: 0 20px 20px; font-size: 18px; border-bottom: 1px solid rgba(255,255,255,.1); margin-bottom: 10px; }
.sidebar nav a { display: block; padding: 12px 20px; color: rgba(255,255,255,.8); text-decoration: none; transition: all .2s; font-size: 14px; }
.sidebar nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.sidebar nav a.active { background: #10beae; color: #fff; }
.sidebar nav .btn-nav { margin: 10px 15px; padding: 10px; text-align: center; background: #10beae; border-radius: 6px; color: #fff; }

.main { margin-left: 240px; flex: 1; padding: 30px; max-width: 1200px; }
.main h1 { font-size: 24px; margin-bottom: 20px; color: #1a1a2e; }

/* === Cards === */
.card { background: #fff; border-radius: 8px; padding: 20px; margin-bottom: 20px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.card h2 { font-size: 16px; margin-bottom: 15px; color: #555; }

/* === Stats === */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: #fff; border-radius: 8px; padding: 24px; text-align: center; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.stat-number { font-size: 36px; font-weight: 700; color: #10beae; }
.stat-label { font-size: 13px; color: #999; margin-top: 4px; }

/* === Table === */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table thead { background: #f8f9fa; }
.table th { padding: 10px 12px; text-align: left; font-weight: 600; color: #666; border-bottom: 2px solid #eee; white-space: nowrap; }
.table td { padding: 10px 12px; border-bottom: 1px solid #f0f0f0; vertical-align: middle; }
.table tbody tr:hover { background: #f8f9fa; }
.table code { background: #f0f0f0; padding: 2px 6px; border-radius: 3px; font-size: 12px; color: #d63384; }

.ua-cell { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.url-cell { max-width: 250px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.action-cell { white-space: nowrap; }
.text-center { text-align: center; color: #999; padding: 30px !important; }

/* === Form === */
.form { max-width: 600px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: #555; font-size: 13px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 10px 12px;
    border: 1px solid #ddd; border-radius: 6px;
    font-size: 14px; transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: #10beae; box-shadow: 0 0 0 3px rgba(16,190,174,.1); }
.form-group textarea { resize: vertical; font-family: monospace; font-size: 13px; }
.form-group input[readonly] { background: #f8f9fa; cursor: default; }
.form-group input[readonly]:focus { border-color: #ddd; box-shadow: none; }

.form-actions { margin-top: 24px; display: flex; gap: 10px; }

/* === Buttons === */
.btn { display: inline-block; padding: 8px 20px; border: 1px solid #ddd; border-radius: 6px; background: #fff; color: #333; font-size: 14px; cursor: pointer; text-decoration: none; transition: all .2s; }
.btn:hover { border-color: #10beae; color: #10beae; }
.btn-primary { background: #10beae; color: #fff; border-color: #10beae; }
.btn-primary:hover { background: #0da08f; color: #fff; }
.btn-danger { color: #e74c3c; border-color: #e74c3c; }
.btn-danger:hover { background: #e74c3c; color: #fff; }
.btn-sm { padding: 4px 12px; font-size: 12px; }
.btn-block { display: block; width: 100%; text-align: center; }

/* === Badge === */
.badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 12px; font-weight: 600; text-decoration: none; }
.badge-success { background: #d4edda; color: #155724; }
.badge-danger { background: #f8d7da; color: #721c24; }

/* === Alert === */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* === Search === */
.search-form { display: flex; gap: 8px; margin-bottom: 16px; }
.search-form input { flex: 1; padding: 8px 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; }
.search-form input:focus { outline: none; border-color: #10beae; }

/* === Pagination === */
.pagination { display: flex; gap: 6px; margin-top: 16px; justify-content: center; }

/* === Page Header === */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.page-header h1 { margin-bottom: 0; }

/* === Login === */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: #1a1a2e; }
.login-box { background: #fff; padding: 40px; border-radius: 12px; width: 380px; box-shadow: 0 4px 20px rgba(0,0,0,.15); }
.login-box h1 { text-align: center; margin-bottom: 30px; font-size: 22px; color: #1a1a2e; }
.login-box .btn-block { margin-top: 10px; }