/* ============================================================
   抖音 ECPM 数据看板 - 样式
   风格：深色侧栏 + 白底卡片流，理性沉稳的科技感
   ============================================================ */
:root {
    --bg: #f3f5f9;
    --card: #ffffff;
    --ink: #1f2430;
    --ink-2: #5b6472;
    --ink-3: #9aa3b2;
    --line: #e8ebf0;
    --accent: #2f54eb;
    --accent-soft: #eef2ff;
    --danger: #ff4d4f;
    --danger-soft: #fff1f0;
    --up: #16b364;
    --radius: 14px;
    --shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);
    --sidebar-w: 216px;
}

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

html, body { height: 100%; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}

.layout { display: flex; min-height: 100vh; }

/* ===================== 侧边栏 ===================== */
.sidebar {
    width: var(--sidebar-w);
    flex: 0 0 var(--sidebar-w);
    background: linear-gradient(180deg, #141926 0%, #10141d 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 20px 14px;
    transition: width .22s ease, flex-basis .22s ease, padding .22s ease;
}

/* 折叠/展开按钮（骑在侧边栏右缘） */
.sidebar-toggle {
    position: absolute;
    top: 26px; right: -13px;
    width: 26px; height: 26px;
    z-index: 6;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(91, 140, 255, .45);
    background: #1b2231;
    color: #93a7da;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 0, 0, .35);
    transition: all .18s ease;
}
.sidebar-toggle:hover { color: #fff; background: #2f54eb; border-color: #5b8cff; }
.sidebar-toggle .toggle-arrow { transition: transform .22s ease; }

/* 折叠态：仅保留图标 */
.layout.sidebar-collapsed .sidebar {
    width: 68px;
    flex-basis: 68px;
    padding-left: 10px;
    padding-right: 10px;
}
.layout.sidebar-collapsed .brand { justify-content: center; padding-left: 0; padding-right: 0; }
.layout.sidebar-collapsed .brand-name { display: none; }
.layout.sidebar-collapsed .nav-item {
    justify-content: center;
    padding: 11px 0;
}
.layout.sidebar-collapsed .nav-item span { display: none; }
.layout.sidebar-collapsed .nav-item.active::before { left: -10px; }
.layout.sidebar-collapsed .sidebar-foot { display: none; }
.layout.sidebar-collapsed .toggle-arrow { transform: rotate(180deg); }

.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 22px; overflow: hidden; }

.brand-logo {
    width: 36px; height: 36px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(91,140,255,.22), rgba(47,84,235,.14));
    border: 1px solid rgba(91, 140, 255, .35);
    box-shadow: 0 0 14px rgba(47, 84, 235, .35), inset 0 1px 0 rgba(255,255,255,.12);
}
.brand-name { font-size: 15px; font-weight: 700; letter-spacing: .5px; }

.nav { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; overflow: hidden; }

.nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    color: rgba(255, 255, 255, .62);
    cursor: pointer;
    font-size: 13.5px;
    transition: all .18s ease;
    position: relative;
}
.nav-item svg { flex: 0 0 auto; opacity: .9; }
.nav-item:hover { color: #fff; background: rgba(255, 255, 255, .06); }
.nav-item.active {
    color: #fff;
    background: linear-gradient(90deg, rgba(47, 84, 235, .28), rgba(47, 84, 235, .08));
    box-shadow: inset 0 0 0 1px rgba(91, 140, 255, .28);
}
.nav-item.active::before {
    content: "";
    position: absolute; left: -14px; top: 20%;
    width: 3px; height: 60%;
    border-radius: 2px;
    background: linear-gradient(180deg, #5b8cff, #2f54eb);
    box-shadow: 0 0 8px rgba(91, 140, 255, .8);
}

.sidebar-foot { margin-top: auto; padding: 12px; border-radius: 10px; background: rgba(255,255,255,.04); }
.foot-label { font-size: 11px; color: rgba(255,255,255,.4); }
.foot-value { font-size: 12px; color: rgba(255,255,255,.82); margin-top: 3px; word-break: break-all; }

/* ===================== 主区域 ===================== */
.main { flex: 1; min-width: 0; padding: 0 24px 32px; }

.topbar {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 18px 0; flex-wrap: wrap;
}
.range-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.preset {
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink-2);
    padding: 7px 14px;
    border-radius: 9px;
    cursor: pointer;
    font-size: 13px;
    transition: all .16s ease;
}
.preset:hover { color: var(--accent); border-color: #c7d3ff; }
.preset.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(47, 84, 235, .28);
}

.divider { width: 1px; height: 22px; background: var(--line); margin: 0 4px; }

.date-input, .input, .select {
    height: 34px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--card);
    color: var(--ink);
    padding: 0 10px;
    font-size: 13px;
    outline: none;
    transition: border-color .16s ease, box-shadow .16s ease;
}
.date-input:focus, .input:focus, .select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(47, 84, 235, .12);
}
.tilde { color: var(--ink-3); }

.btn-refresh {
    display: inline-flex; align-items: center; gap: 6px;
    height: 34px; padding: 0 14px;
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 9px;
    color: var(--ink-2);
    font-size: 13px;
    cursor: pointer;
    transition: all .16s ease;
}
.btn-refresh:hover { color: var(--accent); border-color: #c7d3ff; }
.btn-refresh.small { height: 30px; padding: 0 12px; }
.btn-refresh.loading svg { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.topbar-status { font-size: 12.5px; color: var(--ink-3); }

/* ===================== 面板 ===================== */
.panel { display: none; }
.panel.active { display: block; animation: fadeUp .28s ease; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===================== 统计卡片 ===================== */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}
.stat-card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 18px 16px;
    position: relative;
    overflow: hidden;
    transition: transform .18s ease, box-shadow .18s ease;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(16, 24, 40, .08); }
.stat-card::after {
    content: "";
    position: absolute; right: -24px; top: -24px;
    width: 90px; height: 90px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(47,84,235,.07), transparent 70%);
}
.stat-label { font-size: 12.5px; color: var(--ink-2); display: flex; align-items: center; gap: 6px; }
.stat-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; box-shadow: 0 0 6px currentColor; }
.stat-value {
    font-size: 26px; font-weight: 700;
    margin-top: 10px;
    letter-spacing: .2px;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}
.stat-value .unit { font-size: 13px; font-weight: 500; color: var(--ink-3); margin-left: 3px; }
.stat-sub { font-size: 12px; color: var(--ink-3); margin-top: 8px; }
.value-danger { color: var(--danger); }
.value-accent { color: var(--accent); }
.value-up { color: var(--up); }

/* ===================== 卡片 ===================== */
.card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 20px;
    margin-bottom: 16px;
}
.card-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 14px;
}
.card-head h3 { font-size: 15px; font-weight: 600; }
.card-head .hint { font-size: 12px; color: var(--ink-3); }

.grid-2 { display: grid; grid-template-columns: 1.15fr 1fr; gap: 16px; }
@media (max-width: 1100px) { .grid-2 { grid-template-columns: 1fr; } }

.chart { width: 100%; height: 320px; }

/* ===================== 表格 ===================== */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
    text-align: left;
    padding: 10px 12px;
    background: #f8f9fc;
    color: var(--ink-2);
    font-weight: 600;
    white-space: nowrap;
    border-bottom: 1px solid var(--line);
}
.table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}
.table tbody tr { transition: background .14s ease; }
.table tbody tr:hover { background: #fafbfe; }
.table .num { text-align: right; }
.table .raw-cell {
    max-width: 260px;
    overflow: hidden; text-overflow: ellipsis;
    color: var(--ink-3);
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 12px;
}
.tag {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 20px;
    font-size: 12px;
}
.tag-mini { background: var(--accent-soft); color: var(--accent); }
.tag-game { background: #f0f4ff; color: #2f54eb; }
.tag-ok { background: #e6f7ef; color: var(--up); }
.tag-off { background: #f2f3f5; color: var(--ink-3); }
.tag-src { background: #f2f3f5; color: var(--ink-2); }

/* 分页 */
.pager {
    display: flex; align-items: center; justify-content: flex-end; gap: 10px;
    margin-top: 14px;
    color: var(--ink-2); font-size: 13px;
}
.pager button {
    min-width: 30px; height: 30px;
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 8px;
    color: var(--ink-2);
    cursor: pointer;
    transition: all .15s ease;
}
.pager button:hover:not(:disabled) { color: var(--accent); border-color: #c7d3ff; }
.pager button:disabled { opacity: .4; cursor: not-allowed; }

/* ===================== 应用管理表单 ===================== */
.btn-primary {
    height: 34px; padding: 0 18px;
    background: linear-gradient(135deg, #4f7cff, #2f54eb);
    border: none;
    border-radius: 9px;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(47, 84, 235, .3);
    transition: all .16s ease;
}
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 6px 16px rgba(47, 84, 235, .38); }
.btn-ghost {
    height: 34px; padding: 0 16px;
    border: 1px solid var(--line);
    background: var(--card);
    border-radius: 9px;
    color: var(--ink-2);
    cursor: pointer; font-size: 13px;
}
.btn-danger {
    height: 28px; padding: 0 12px;
    border: 1px solid #ffd6d6;
    background: var(--danger-soft);
    color: var(--danger);
    border-radius: 8px;
    cursor: pointer; font-size: 12px;
    transition: all .15s ease;
}
.btn-danger:hover { background: var(--danger); color: #fff; }

/* 空状态 */
.empty { text-align: center; color: var(--ink-3); padding: 28px 0; font-size: 13px; }

/* ===================== 弹层 ===================== */
.modal-mask {
    position: fixed; inset: 0;
    background: rgba(15, 20, 32, .45);
    backdrop-filter: blur(2px);
    display: flex; align-items: center; justify-content: center;
    z-index: 100;
}
.modal {
    width: 380px; max-width: calc(100vw - 40px);
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 20px 60px rgba(16, 24, 40, .2);
}
.modal h3 { font-size: 16px; margin-bottom: 8px; }
.modal-tip { font-size: 12.5px; color: var(--ink-2); margin-bottom: 14px; line-height: 1.6; }
.modal-tip code {
    background: var(--accent-soft); color: var(--accent);
    padding: 1px 6px; border-radius: 5px; font-size: 12px;
}
.modal .input { width: 100%; margin-bottom: 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* 请求日志详情弹层 */
.reqlog-modal { width: 640px; max-width: calc(100vw - 40px); max-height: calc(100vh - 60px); display: flex; flex-direction: column; }
.reqlog-modal h3 .hint { font-size: 12px; font-weight: 400; color: var(--ink-3); margin-left: 6px; }
.reqlog-meta {
    display: flex; flex-wrap: wrap; gap: 6px 18px;
    padding: 10px 12px; margin-bottom: 12px;
    background: #f8f9fc; border-radius: 9px;
    font-size: 12.5px; color: var(--ink-2); line-height: 1.8;
}
.reqlog-meta b { color: var(--ink); font-weight: 600; margin-right: 4px; }
.reqlog-meta .status-err { color: var(--danger); font-weight: 700; }
.reqlog-meta .status-ok { color: var(--up); font-weight: 700; }
.reqlog-block { margin-bottom: 12px; min-height: 0; display: flex; flex-direction: column; }
.reqlog-block-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 6px; font-size: 12.5px; font-weight: 600; color: var(--ink-2);
}
.reqlog-pre {
    flex: 1; min-height: 90px; max-height: 240px;
    margin: 0; padding: 12px;
    overflow: auto;
    background: #0f1420; color: #d7e0f2;
    border-radius: 10px;
    font-family: ui-monospace, SFMono-Regular, Consolas, 'Courier New', monospace;
    font-size: 12px; line-height: 1.7;
    white-space: pre-wrap; word-break: break-all;
    tab-size: 4;
}
.btn-copy {
    height: 28px; padding: 0 14px;
    border: 1px solid #c7d3ff;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 8px;
    cursor: pointer; font-size: 12.5px; font-weight: 600;
    transition: all .15s ease;
}
.btn-copy:hover { background: var(--accent); color: #fff; }
.btn-copy.copied { background: var(--up); border-color: var(--up); color: #fff; }

/* toast */
.toast {
    position: fixed; top: 20px; left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: #1f2430; color: #fff;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 13px;
    opacity: 0;
    pointer-events: none;
    transition: all .22s ease;
    z-index: 200;
    box-shadow: 0 8px 24px rgba(16, 24, 40, .25);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--danger); }

/* ===================== 多用户：顶栏右侧 ===================== */
.topbar-right {
    display: flex; align-items: center; gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.topbar-user { display: flex; align-items: center; gap: 8px; }

.user-chip {
    display: inline-flex; align-items: center; gap: 8px;
    height: 34px; padding: 0 14px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    box-shadow: var(--shadow);
}
.user-chip .avatar {
    width: 22px; height: 22px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #5b8cff, #2f54eb);
    color: #fff; font-size: 12px; font-weight: 700;
    box-shadow: 0 0 8px rgba(47, 84, 235, .4);
}
.admin-badge {
    font-size: 11px; font-weight: 600;
    color: #ff8a3d;
    background: rgba(255, 138, 61, .12);
    border: 1px solid rgba(255, 138, 61, .35);
    padding: 1px 7px; border-radius: 20px;
    letter-spacing: .3px;
}
.topbar-user .btn-ghost { height: 30px; padding: 0 12px; border-radius: 20px; }
.topbar-user .btn-primary { height: 30px; padding: 0 14px; border-radius: 20px; }

/* ===================== 多用户：操作按钮 ===================== */
.op-cell { display: flex; gap: 6px; align-items: center; }
.btn-mini {
    height: 26px; padding: 0 10px;
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink-2);
    border-radius: 7px;
    cursor: pointer; font-size: 12px;
    transition: all .15s ease;
    white-space: nowrap;
}
.btn-mini:hover:not(:disabled) { color: var(--accent); border-color: #c7d3ff; background: var(--accent-soft); }
.btn-mini:disabled { opacity: .4; cursor: not-allowed; }
.btn-mini.danger { color: var(--danger); border-color: #ffd6d6; background: var(--danger-soft); }
.btn-mini.danger:hover:not(:disabled) { background: var(--danger); color: #fff; }

/* 卡片头部筛选区 */
.filters { display: flex; align-items: center; gap: 8px; }

/* ===================== 多用户：登录/注册弹层 ===================== */
#authModal .modal { width: 400px; padding: 28px 28px 24px; }
#authModal .modal h3 { text-align: center; }

/* 添加应用弹层 */
#appModal .modal { width: 420px; padding: 26px 28px 22px; }
#appModal .modal select.input { height: 38px; }

.auth-tabs {
    display: flex;
    background: #f2f4f9;
    border-radius: 11px;
    padding: 4px;
    margin-bottom: 20px;
}
.auth-tab {
    flex: 1;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--ink-2);
    cursor: pointer;
    transition: all .18s ease;
}
.auth-tab.active {
    background: var(--card);
    color: var(--accent);
    box-shadow: 0 2px 8px rgba(16, 24, 40, .1), inset 0 0 0 1px var(--line);
}

.auth-input { height: 40px; font-size: 14px; }
.auth-submit {
    width: 100%; height: 42px;
    margin-top: 4px;
    font-size: 14.5px;
    letter-spacing: 4px;
    font-weight: 600;
}

/* ===== 独立登录页 ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(1000px 460px at 85% -10%, rgba(91, 140, 255, .14), transparent 60%),
        radial-gradient(900px 420px at -10% 110%, rgba(47, 84, 235, .10), transparent 55%),
        #f5f7fb;
}
.login-card {
    width: 400px;
    max-width: 100%;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 38px 36px 34px;
    box-shadow: 0 18px 48px rgba(16, 24, 40, .10);
}
.login-brand { text-align: center; margin-bottom: 26px; }
.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px; height: 64px;
    border-radius: 18px;
    background: linear-gradient(145deg, #eef2ff, #ffffff);
    border: 1px solid #e2e8ff;
    box-shadow: 0 10px 24px rgba(47, 84, 235, .16), inset 0 0 12px rgba(91, 140, 255, .12);
    margin-bottom: 14px;
}
.login-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: .5px;
}
.login-sub {
    margin-top: 6px;
    font-size: 13px;
    color: var(--ink-2);
}
.login-card .auth-tabs { margin-bottom: 22px; }

/* 面板内间距 */
#panel-admin .card { margin-bottom: 16px; }
.table td .btn-mini + .btn-mini { margin-left: 0; }

/* 响应式：窄屏顶栏右对齐 */
@media (max-width: 860px) {
    .topbar-right { width: 100%; justify-content: flex-start; }
}