:root {
    --bg: #f4f6fa;
    --panel: #ffffff;
    --border: #e4e8f0;
    --text: #1e293b;
    --muted: #64748b;
    --muted2: #94a3b8;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: #eff6ff;
    --success: #10b981;
    --warn: #f59e0b;
    --danger: #ef4444;
    --purple: #7c3aed;
    --teal: #0d9488;
    --pink: #db2777;
    --orange: #ea580c;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .05);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: var(--bg);
    color: var(--text);
    font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
code, pre, .mono { font-family: Consolas, Monaco, "Courier New", monospace; }

/* ---------- 登录 ---------- */
.login-wrap {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 45%, #ecfeff 100%);
    padding: 24px;
}
.login-box {
    width: 100%; max-width: 420px; background: #fff; border-radius: 16px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, .12); padding: 36px 34px;
}
.login-box h1 { font-size: 22px; margin: 0 0 4px; }
.login-box .sub { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.login-box .field { margin-bottom: 14px; }
.login-box label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: #334155; }
.login-box input {
    width: 100%; padding: 11px 12px; border: 1px solid var(--border); border-radius: 9px; font-size: 14px; outline: none;
    transition: border-color .15s, box-shadow .15s;
}
.login-box input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.login-box .row { display: flex; gap: 10px; align-items: center; }
.login-box .row input { flex: 1; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 16px; border-radius: 9px; border: 1px solid var(--border);
    background: #fff; color: var(--text); font-size: 14px; cursor: pointer; font-weight: 500;
    transition: all .15s;
}
.btn:hover { border-color: #cbd5e1; background: #f8fafc; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-danger { background: #fff; border-color: #fecaca; color: var(--danger); }
.btn-danger:hover { background: #fef2f2; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; border-radius: 7px; }
.btn-block { width: 100%; }
.login-msg { margin-top: 12px; font-size: 13px; min-height: 20px; }
.login-msg.err { color: var(--danger); }
.login-msg.ok { color: var(--success); }
.captcha-img { height: 40px; border-radius: 8px; border: 1px solid var(--border); cursor: pointer; background: #f1f5f9; }
.tabs { display: flex; gap: 4px; margin-bottom: 20px; background: #f1f5f9; padding: 4px; border-radius: 10px; }
.tabs .tab { flex: 1; text-align: center; padding: 8px; border-radius: 7px; cursor: pointer; font-size: 14px; color: var(--muted); font-weight: 500; }
.tabs .tab.on { background: #fff; color: var(--primary); box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }

/* ---------- 布局 ---------- */
.topbar {
    height: 58px; background: #fff; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 0 18px; gap: 14px;
    position: sticky; top: 0; z-index: 30;
}
.logo { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.logo .dot { width: 10px; height: 10px; border-radius: 3px; background: var(--primary); display: inline-block; }
.topbar .spacer { flex: 1; }
.topbar select, .topbar input {
    padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px; background: #fff; outline: none;
}
.topbar .user { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }

.layout { display: flex; min-height: calc(100vh - 58px); }
.sidebar {
    width: 190px; background: #fff; border-right: 1px solid var(--border);
    padding: 12px 8px; flex-shrink: 0; position: sticky; top: 58px; height: calc(100vh - 58px); overflow-y: auto;
}
.sidebar .grp { font-size: 11px; color: var(--muted2); padding: 12px 10px 6px; letter-spacing: .5px; font-weight: 600; }
.sidebar .item {
    padding: 8px 12px; border-radius: 8px; cursor: pointer; font-size: 13.5px; color: #334155;
    display: flex; align-items: center; gap: 8px; margin-bottom: 1px;
}
.sidebar .item:hover { background: #f1f5f9; }
.sidebar .item.on { background: var(--primary-soft); color: var(--primary-dark); font-weight: 600; }
.sidebar .item .ic { width: 18px; text-align: center; opacity: .85; }
.main { flex: 1; padding: 18px; min-width: 0; overflow-x: hidden; }

/* ---------- 卡片 ---------- */
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.page-head h2 { margin: 0; font-size: 19px; }
.page-head .desc { color: var(--muted); font-size: 13px; }
.card {
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow); padding: 16px 18px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 14px; font-size: 15px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card h3 .tag { font-size: 12px; font-weight: 500; color: var(--muted); }
.card h3 .spacer { flex: 1; }
.grid { display: grid; gap: 16px; }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1180px) { .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .g3, .g2 { grid-template-columns: 1fr; } .sidebar { display: none; } }

.kpi {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px;
    box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.kpi .label { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 5px; }
.kpi .value { font-size: 26px; font-weight: 700; margin-top: 6px; letter-spacing: -.5px; }
.kpi .unit { font-size: 13px; font-weight: 500; color: var(--muted); margin-left: 3px; }
.kpi .cmp { font-size: 12px; margin-top: 4px; color: var(--muted2); }
.kpi .cmp .up { color: var(--danger); }     /* 中国习惯：涨=红 */
.kpi .cmp .down { color: var(--success); }
.kpi .bar { position: absolute; left: 0; top: 0; bottom: 0; width: 3px; }

/* ---------- 表格 ---------- */
.tbl-wrap { overflow-x: auto; margin: 0 -4px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tbl th {
    text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border);
    color: var(--muted); font-weight: 600; white-space: nowrap; background: #fbfcfe; position: sticky; top: 0;
}
table.tbl td { padding: 9px 10px; border-bottom: 1px solid #f1f5f9; vertical-align: middle; }
table.tbl tr:hover td { background: #fafbfd; }
table.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
table.tbl .ell { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-cell { position: relative; }
.bar-cell .bar-bg { background: #eef2ff; border-radius: 4px; height: 6px; margin-top: 4px; overflow: hidden; }
.bar-cell .bar-in { background: var(--primary); height: 6px; border-radius: 4px; }
.pager { display: flex; align-items: center; gap: 10px; justify-content: flex-end; margin-top: 12px; font-size: 13px; color: var(--muted); }

/* ---------- 标签 ---------- */
.tag {
    display: inline-block; padding: 1px 7px; border-radius: 20px; font-size: 11.5px;
    background: #f1f5f9; color: var(--muted); border: 1px solid #e2e8f0; white-space: nowrap;
}
.tag.search { background: #eff6ff; color: #1d4ed8; border-color: #dbeafe; }
.tag.ai { background: #f5f3ff; color: #6d28d9; border-color: #ede9fe; }
.tag.seo { background: #ecfdf5; color: #047857; border-color: #d1fae5; }
.tag.monitor { background: #fffbeb; color: #b45309; border-color: #fef3c7; }
.tag.social { background: #fdf2f8; color: #be185d; border-color: #fce7f3; }
.tag.tool { background: #f8fafc; color: #475569; border-color: #e2e8f0; }
.tag.other { background: #f1f5f9; color: #64748b; }
.tag.direct { background: #f0fdfa; color: #0f766e; border-color: #ccfbf1; }
.tag.ok { background: #ecfdf5; color: #047857; border-color: #d1fae5; }
.tag.warn { background: #fffbeb; color: #b45309; }
.tag.bad { background: #fef2f8; color: #be185d; }

/* ---------- 表单 / 弹窗 ---------- */
.form-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.form-row .f { flex: 1; min-width: 180px; }
.form-row label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
.form-row input, .form-row select, .form-row textarea {
    width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13.5px; outline: none;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--primary); }
.modal-mask {
    position: fixed; inset: 0; background: rgba(15, 23, 42, .45); display: flex; align-items: center; justify-content: center;
    z-index: 100; padding: 20px;
}
.modal {
    background: #fff; border-radius: 14px; max-width: 900px; width: 100%; max-height: 86vh; overflow: auto;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .25);
}
.modal .head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.modal .head h3 { margin: 0; font-size: 16px; flex: 1; }
.modal .body { padding: 18px 20px; }
.modal .foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.close-x { cursor: pointer; color: var(--muted); font-size: 22px; line-height: 1; }

/* ---------- 代码块 ---------- */
.code-box {
    background: #0f172a; color: #e2e8f0; border-radius: 10px; padding: 14px 16px; font-size: 12.5px;
    overflow-x: auto; line-height: 1.7; white-space: pre-wrap; word-break: break-all;
}
.code-box .k { color: #93c5fd; }
.code-box .s { color: #86efac; }
.code-box .c { color: #64748b; }
.copy-tip { font-size: 12px; color: var(--success); margin-left: 8px; }

/* ---------- 其他 ---------- */
.empty { text-align: center; color: var(--muted2); padding: 40px 10px; font-size: 13.5px; }
.loading { text-align: center; color: var(--muted2); padding: 40px; font-size: 13.5px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters input, .filters select { padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px; outline: none; }
.chip { padding: 5px 12px; border-radius: 20px; border: 1px solid var(--border); background: #fff; cursor: pointer; font-size: 12.5px; }
.chip.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.hint { font-size: 12.5px; color: var(--muted); margin-top: 8px; line-height: 1.7; }
.svg-chart { width: 100%; display: block; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 10px; font-size: 12.5px; color: var(--muted); }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 5px; }
.toast {
    position: fixed; top: 16px; left: 50%; transform: translateX(-50%); background: #0f172a; color: #fff;
    padding: 10px 18px; border-radius: 9px; font-size: 13px; z-index: 200; box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
}
.online-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); display: inline-block; margin-right: 5px; }
.off-dot { width: 7px; height: 7px; border-radius: 50%; background: #cbd5e1; display: inline-block; margin-right: 5px; }