/* 葆序臻PC管理后台 */
:root {
  --primary: #16A3A8;
  --primary-dark: #0D7377;
  --primary-light: #E0F7FA;
  --bg: #F5FBFB;
  --card: #fff;
  --text: #1F2937;
  --text2: #6B7280;
  --border: #D1F0F2;
  --shadow: 0 2px 12px rgba(13,115,119,0.08);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); }
.login-box { background: #fff; padding: 40px; border-radius: 20px; width: 380px; box-shadow: 0 20px 60px rgba(0,0,0,0.2); }
.login-box h2 { margin: 0 0 24px; color: var(--primary-dark); text-align: center; }
.login-box input { width: 100%; padding: 12px 14px; margin-bottom: 16px; border: 1px solid var(--border); border-radius: 10px; font-size: 14px; }
.login-box button { width: 100%; padding: 14px; background: var(--primary); color: #fff; border: none; border-radius: 10px; font-size: 16px; font-weight: 700; cursor: pointer; }

.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: #fff; border-right: 1px solid var(--border); padding: 20px 0; }
.sidebar .logo { padding: 0 20px 20px; font-size: 18px; font-weight: 700; color: var(--primary-dark); }
.sidebar .nav-item { padding: 14px 24px; cursor: pointer; color: var(--text2); font-size: 14px; border-left: 3px solid transparent; }
.sidebar .nav-item:hover { background: var(--primary-light); color: var(--primary-dark); }
.sidebar .nav-item.active { background: var(--primary-light); color: var(--primary-dark); border-left-color: var(--primary); font-weight: 700; }
.main { flex: 1; padding: 24px; overflow: auto; }
.header-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.header-bar h2 { margin: 0; font-size: 22px; color: var(--primary-dark); }
.user-info { color: var(--text2); font-size: 14px; }

.card { background: var(--card); border-radius: 14px; padding: 20px; margin-bottom: 20px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.card h3 { margin: 0 0 16px; font-size: 16px; color: var(--primary-dark); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat-card { background: #fff; border-radius: 14px; padding: 20px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.stat-card .num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-card .label { color: var(--text2); font-size: 13px; margin-top: 4px; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border); background: #fff; color: var(--primary-dark); cursor: pointer; font-size: 13px; font-weight: 600; }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.danger { color: var(--danger); border-color: #FECACA; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--primary-light); color: var(--primary-dark); font-weight: 600; }
tr:hover { background: #F9FDFD; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--text2); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; }
.form-group textarea { min-height: 100px; resize: vertical; }

.modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); z-index: 100; align-items: center; justify-content: center; }
.modal.show { display: flex; }
.modal-content { background: #fff; border-radius: 16px; width: 560px; max-height: 86vh; overflow: auto; padding: 24px; }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-header h3 { margin: 0; color: var(--primary-dark); }
.modal-header .close { cursor: pointer; font-size: 20px; color: var(--text2); }

.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab { padding: 8px 16px; border-radius: 8px; cursor: pointer; font-size: 13px; color: var(--text2); }
.tab.active { background: var(--primary); color: #fff; }

.tag { display: inline-block; padding: 3px 8px; border-radius: 6px; font-size: 12px; background: var(--primary-light); color: var(--primary-dark); margin-right: 4px; }
.tag.extreme { background: #FEE2E2; color: #991B1B; }
.tag.efficacy { background: #FEF3C7; color: #92400E; }
.tag.compare { background: #DBEAFE; color: #1E40AF; }

.empty { text-align: center; padding: 40px; color: var(--text2); }
.toast { position: fixed; top: 20px; right: 20px; background: var(--primary-dark); color: #fff; padding: 12px 20px; border-radius: 8px; display: none; z-index: 200; }
.toast.show { display: block; }