/* ================================================================
 * 服务管理系统 — 统一样式表
 *
 * 各页面通过 :root 变量覆盖主题色，例如：
 *   <style>:root { --primary:#8A2BE2; --primary-dark:#9D4EDD; --bg:#F5F0FF; }</style>
 * ================================================================ */

:root {
  --primary: #6C63FF;
  --primary-light: #A29BFE;
  --primary-dark: #5849D6;
  --bg: #F0F0FF;
  --card-bg: #FFFFFF;
  --text: #333333;
  --text-light: #666;
  --success: #38B000;
  --warning: #FF9F1C;
  --error: #FF6B6B;
  --border: #E0E0E0;
  --radius: 10px;
  --hover-bg: #faf8ff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* 头部 */
.header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 18px 0;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}

.header a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-size: 14px;
  font-weight: normal;
  margin-left: 15px;
}

.header a:hover { color: #fff; }

/* 容器 */
.container {
  max-width: 900px;
  margin: 30px auto;
  padding: 0 20px;
}

/* 卡片 */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  padding: 30px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 18px;
  font-weight: bold;
  color: var(--primary-dark);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg);
}

/* 表单 */
.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group label .required { color: var(--error); }
.form-group label .optional { color: var(--text-light); font-size: 12px; font-weight: normal; }

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

/* 按钮 */
.btn {
  padding: 10px 24px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}

.btn:hover { opacity: 0.9; }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--primary-dark); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-danger { background: var(--error); color: #fff; }
.btn-sm { padding: 5px 12px; font-size: 12px; }

/* 消息提示 */
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 14px 22px;
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  z-index: 9999;
  animation: slideIn 0.3s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.toast.success { background: var(--success); }
.toast.error { background: var(--error); }
.toast.info { background: var(--primary-dark); }

@keyframes slideIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* 登录页 */
.login-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 60px);
  padding: 20px;
}

.login-box {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  padding: 40px;
  width: 100%;
  max-width: 400px;
}

.login-box h2 {
  text-align: center;
  color: var(--primary-dark);
  margin-bottom: 30px;
  font-size: 20px;
}

.login-box .btn { width: 100%; }

/* 表格 */
.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: var(--bg);
  font-weight: 600;
  color: var(--text-light);
  white-space: nowrap;
}

tr:hover { background: var(--hover-bg); }

/* 状态标签 */
.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.status-pending { background: #FFF3CD; color: #856404; }
.status-success { background: #D4EDDA; color: #155724; }
.status-failed { background: #F8D7DA; color: #721C24; }

/* 统计卡片 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.stat-card .num { font-size: 28px; font-weight: bold; margin-bottom: 5px; }
.stat-card .label { font-size: 13px; color: var(--text-light); }

.stat-card.total .num { color: var(--primary-dark); }
.stat-card.pending .num { color: var(--warning); }
.stat-card.success .num { color: var(--success); }
.stat-card.failed .num { color: var(--error); }

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
}

.pagination button {
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}

.pagination button.active {
  background: var(--primary-dark);
  color: #fff;
  border-color: var(--primary-dark);
}

.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* 隐藏 */
.hidden { display: none !important; }

/* 标签页 */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--bg);
}

.tab {
  padding: 10px 20px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
}

.tab.active {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-dark);
}

/* 响应式 - 平板 */
@media (max-width: 768px) {
  .container { max-width: 100%; margin: 15px auto; padding: 0 12px; }
  .card { padding: 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-row-3 { grid-template-columns: 1fr; gap: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-card .num { font-size: 22px; }
  .header { font-size: 18px; padding: 14px 0; }
  .header a { display: block; margin-left: 0; margin-top: 4px; font-size: 12px; }
  .login-box { padding: 25px 20px; }
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; }
  .tab { white-space: nowrap; padding: 10px 14px; font-size: 13px; }
  .table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { font-size: 12px; min-width: 600px; }
  th, td { padding: 8px 8px; }
  .btn { padding: 8px 16px; font-size: 13px; }
  .btn-sm { padding: 5px 10px; font-size: 11px; }
  .pagination { flex-wrap: wrap; gap: 4px; }
  .pagination button { padding: 6px 10px; font-size: 12px; }
}

/* 响应式 - 手机 */
@media (max-width: 480px) {
  .container { margin: 0; padding: 0 8px; }
  .card { padding: 14px; margin-bottom: 12px; border-radius: 8px; }
  .card-title { font-size: 16px; margin-bottom: 14px; padding-bottom: 8px; }
  .form-group { margin-bottom: 12px; }
  .form-group label { font-size: 13px; }
  .form-control { padding: 10px 12px; font-size: 15px; }
  .header { font-size: 16px; padding: 12px 0; }
  .header a { font-size: 11px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stat-card { padding: 10px 6px; }
  .stat-card .num { font-size: 18px; }
  .stat-card .label { font-size: 11px; }
  .login-box { padding: 20px 16px; max-width: 100%; }
  .login-box h2 { font-size: 18px; margin-bottom: 20px; }
  table { font-size: 11px; min-width: 500px; }
  th, td { padding: 6px 6px; }
  .btn { width: 100%; margin-bottom: 6px; padding: 10px; font-size: 14px; }
  .btn-sm { width: auto; padding: 4px 8px; font-size: 11px; }
  .pagination button { padding: 5px 8px; font-size: 11px; }
  .toast { left: 8px; right: 8px; top: 10px; text-align: center; padding: 10px 16px; font-size: 13px; }
  .card > div[style*="display:flex"] { flex-direction: column; gap: 8px !important; }
  .card > div[style*="display:flex"] .btn { margin-left: 0 !important; }
  .card > div[style*="margin-bottom:15px"] { flex-direction: column; align-items: stretch !important; }
  .card > div[style*="margin-bottom:15px"] .form-control { width: 100% !important; }
}