* { box-sizing: border-box; }

:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --bg: #f1f5f9;
    --sidebar-bg: #1e293b;
    --sidebar-text: #cbd5e1;
    --border: #e2e8f0;
    --text: #1e293b;
    --muted: #94a3b8;
    --danger: #ef4444;
    --ok: #16a34a;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--bg);
    font-size: 14px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { opacity: .85; }

/* ---- 登录 ---- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-wrap { width: 100%; max-width: 380px; padding: 20px; }
.login-box { background: #fff; border-radius: 12px; padding: 36px 32px; box-shadow: 0 8px 30px rgba(0,0,0,.08); }
.login-box h1 { font-size: 22px; margin: 0 0 6px; text-align: center; }
.login-sub { text-align: center; color: var(--muted); margin: 0 0 24px; }
.login-box label { display: block; margin: 12px 0 6px; color: #475569; }
.login-box input { width: 100%; }

/* ---- 布局 ---- */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--sidebar-bg); color: var(--sidebar-text); display: flex; flex-direction: column; position: fixed; top: 0; bottom: 0; left: 0; }
.brand { padding: 22px 20px; font-size: 17px; font-weight: 700; color: #fff; border-bottom: 1px solid rgba(255,255,255,.08); }
.nav { padding: 12px 0; flex: 1; }
.nav a { display: block; padding: 12px 24px; color: var(--sidebar-text); font-size: 14px; }
.nav a:hover { background: rgba(255,255,255,.06); color: #fff; opacity: 1; }
.nav a.active { background: var(--primary); color: #fff; }
.sidebar-footer { padding: 16px 24px; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-footer a { color: var(--sidebar-text); }

.main { flex: 1; margin-left: 220px; display: flex; flex-direction: column; min-height: 100vh; }
.topbar { background: #fff; padding: 16px 28px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.topbar h1 { font-size: 18px; margin: 0; }
.topbar-actions { display: flex; gap: 8px; }
.content { padding: 24px 28px; flex: 1; }

/* ---- 卡片 ---- */
.card { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 20px; }
.card h2 { font-size: 16px; margin: 0 0 16px; }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-head h2 { margin: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ---- 统计 ---- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat-card { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.stat-value { font-size: 30px; font-weight: 700; }
.stat-label { color: var(--muted); margin-top: 6px; }
.text-danger { color: var(--danger); }

/* ---- 表格 ---- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { background: #f8fafc; color: #475569; font-weight: 600; white-space: nowrap; }
.table tbody tr:hover { background: #f8fafc; }

/* ---- 徽章 ---- */
.badge { display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.badge-ok { background: #dcfce7; color: var(--ok); }
.badge-late { background: #fef3c7; color: #b45309; }
.badge-early { background: #fef3c7; color: #b45309; }
.badge-miss { background: #fee2e2; color: var(--danger); }
.badge-out { background: #dbeafe; color: var(--primary-dark); }
.badge-muted { background: #f1f5f9; color: var(--muted); }

/* ---- 按钮/表单 ---- */
.btn { display: inline-block; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--border); background: #fff; color: var(--text); cursor: pointer; font-size: 13px; text-align: center; }
.btn:hover { background: #f8fafc; opacity: 1; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-danger { color: var(--danger); border-color: #fecaca; background: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-block { width: 100%; margin-top: 18px; padding: 10px; }

input, select { padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; width: 200px; }
input[readonly] { background: #f8fafc; color: #64748b; }
label { font-size: 13px; color: #475569; display: block; margin: 12px 0 6px; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; }
.filter-bar label { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.filter-bar input, .filter-bar select { width: auto; min-width: 130px; }

.pagination { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; font-size: 13px; color: var(--muted); }
.pagination .page-info { margin: 0 12px; }
.page-info { color: var(--text); }

.token-row { display: flex; gap: 8px; align-items: center; }
.token-row input { flex: 1; }
.inline-form { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; }
.inline-form label { margin: 0; display: flex; flex-direction: column; gap: 4px; }

.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.flash-ok { background: #dcfce7; color: var(--ok); }
.flash-error { background: #fee2e2; color: var(--danger); }

.muted { color: var(--muted); }
.center { text-align: center; }
code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 12px; }

@media (max-width: 900px) {
    .grid-2 { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .sidebar { width: 60px; }
    .sidebar .brand, .sidebar-footer { display: none; }
    .nav a { padding: 12px 16px; font-size: 0; }
    .nav a::first-letter { font-size: 14px; }
    .main { margin-left: 60px; }
}