/* === 报平安 - 简洁风格 === */
:root {
    --primary: #4CAF50;
    --primary-hover: #43A047;
    --danger: #F44336;
    --warning: #FF9800;
    --bg: #F5F6FA;
    --card-bg: #FFFFFF;
    --text: #333333;
    --text-secondary: #888888;
    --border: #E8E8E8;
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --radius: 10px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* === Buttons === */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 10px 24px; border: none; border-radius: 8px;
    font-size: 15px; cursor: pointer; transition: all 0.2s;
    font-family: inherit;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-block { width: 100%; }
.btn-text { background: none; color: var(--text-secondary); padding: 8px 16px; }
.btn-text:hover { color: var(--text); }
.btn-warning { background: var(--warning); color: #fff; }
.btn-warning:hover { background: #F57C00; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* === Login Page === */
.login-page {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; background: linear-gradient(135deg, #E8F5E9 0%, #F5F6FA 100%);
}
.login-container { width: 100%; max-width: 400px; padding: 20px; }
.login-card {
    background: var(--card-bg); border-radius: 16px;
    padding: 48px 40px 36px; box-shadow: var(--shadow);
}
.login-header { text-align: center; margin-bottom: 36px; }
.login-icon { margin-bottom: 16px; }
.login-header h1 { font-size: 24px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.login-subtitle { font-size: 14px; color: var(--text-secondary); }

.login-form .form-group { margin-bottom: 20px; }
.login-form label {
    display: block; font-size: 13px; color: var(--text-secondary);
    margin-bottom: 6px; font-weight: 500;
}
.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%; padding: 12px 16px; border: 1.5px solid var(--border);
    border-radius: 8px; font-size: 15px; font-family: inherit;
    transition: border-color 0.2s; outline: none;
}
.login-form input:focus { border-color: var(--primary); }
.form-error { color: var(--danger); font-size: 13px; min-height: 20px; margin-bottom: 8px; }
.login-footer { text-align: center; margin-top: 24px; }
.login-footer p { font-size: 12px; color: var(--text-secondary); }

/* === Dashboard Layout === */
.dashboard-page { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
    width: 220px; background: var(--card-bg);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
}
.sidebar-header {
    display: flex; align-items: center; gap: 10px;
    padding: 20px 20px 16px; border-bottom: 1px solid var(--border);
}
.sidebar-title { font-size: 18px; font-weight: 600; }
.sidebar-menu { list-style: none; flex: 1; padding: 12px 0; }
.menu-item {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 24px; cursor: pointer; font-size: 14px;
    color: var(--text-secondary); transition: all 0.15s;
    border-left: 3px solid transparent;
}
.menu-item:hover { background: #F5F5F5; color: var(--text); }
.menu-item.active {
    background: #E8F5E9; color: var(--primary);
    border-left-color: var(--primary); font-weight: 500;
}
.menu-icon { font-size: 16px; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid var(--border); }

/* Main content */
.main-content {
    margin-left: 220px; flex: 1; padding: 0;
}
.topbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 32px; background: var(--card-bg);
    border-bottom: 1px solid var(--border);
}
.page-title { font-size: 20px; font-weight: 600; }
.user-badge { font-size: 13px; color: var(--text-secondary); }

/* Page sections */
.page-section { display: none; padding: 24px 32px; }
.page-section.active { display: block; }

/* Stats grid */
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 16px; margin-bottom: 24px;
}
.stat-card {
    background: var(--card-bg); border-radius: var(--radius);
    padding: 24px; box-shadow: var(--shadow);
}
.stat-label { font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; }
.stat-value { font-size: 32px; font-weight: 700; }
.stat-value.green { color: var(--primary); }
.stat-value.orange { color: var(--warning); }
.stat-value.red { color: var(--danger); }

/* Card */
.card {
    background: var(--card-bg); border-radius: var(--radius);
    box-shadow: var(--shadow); overflow: hidden;
}
.card-header {
    padding: 16px 20px; font-size: 15px; font-weight: 600;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 8px;
}
.card-count { font-size: 12px; color: var(--text-secondary); font-weight: 400; }
.card-body { padding: 0; }

/* Table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
    text-align: left; padding: 12px 20px; font-size: 12px;
    font-weight: 500; color: var(--text-secondary);
    background: #FAFAFA; border-bottom: 1px solid var(--border);
    text-transform: uppercase; letter-spacing: 0.5px;
}
.data-table td {
    padding: 12px 20px; font-size: 14px;
    border-bottom: 1px solid var(--border);
}
.data-table tbody tr:hover { background: #FAFAFA; }

/* Badges */
.badge {
    display: inline-block; padding: 2px 10px; border-radius: 12px;
    font-size: 12px; font-weight: 500;
}
.badge-success { background: #E8F5E9; color: #2E7D32; }
.badge-warning { background: #FFF3E0; color: #E65100; }
.badge-danger { background: #FFEBEE; color: #C62828; }
.badge-info { background: #E3F2FD; color: #1565C0; }
.badge-default { background: #F5F5F5; color: #616161; }

/* Settings */
.settings-info { padding: 16px 20px; }
.setting-item {
    display: flex; align-items: center; padding: 12px 0;
    border-bottom: 1px solid var(--border);
}
.setting-item:last-child { border-bottom: none; }
.setting-label { width: 120px; font-size: 14px; font-weight: 500; color: var(--text); }
.setting-value { font-size: 14px; color: var(--text-secondary); }
.inline-msg { margin-left: 12px; font-size: 13px; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { width: 60px; }
    .sidebar-title, .menu-item span:not(.menu-icon), .sidebar-footer .btn-text { display: none; }
    .menu-item { justify-content: center; padding: 14px; }
    .main-content { margin-left: 60px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .topbar { padding: 16px 20px; }
    .page-section { padding: 16px 20px; }
}