/* TokenGuard — EchoBird 风格暗色仪表盘
 * 总-分-总 导航结构，厂商分类体系
 */

:root {
    --bg: #0b0d14;
    --sidebar-bg: #0f1119;
    --card-bg: #141720;
    --border: #1e2130;
    --border-light: #2a2d3a;
    --text: #e4e6f0;
    --text-secondary: #6b7084;
    --text-muted: #4a4e5e;
    --accent: #5b6cf0;
    --accent-light: #7b8aff;
    --accent-glow: rgba(91, 108, 240, 0.35);
    --domestic: #f05b5b;
    --domestic-light: #ff6b6b;
    --intl: #3b82f6;
    --intl-light: #60a5fa;
    --success: #22c55e;
    --success-bg: rgba(34,197,94,0.08);
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 10px;
    --radius-sm: 6px;
    --sidebar-width: 220px;
    --scrollbar-size: 5px;
    --scrollbar-thumb: rgba(107, 112, 132, 0.45);
    --scrollbar-thumb-hover: rgba(123, 138, 255, 0.55);
    --scrollbar-track: transparent;
}

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

/* 纤细滚动条 — 全局 + 侧栏/主内容 */

html {
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

*::-webkit-scrollbar {
    width: var(--scrollbar-size);
    height: var(--scrollbar-size);
}

*::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

*::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 999px;
    border: 1px solid transparent;
    background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

*::-webkit-scrollbar-corner {
    background: transparent;
}

/* Windows 旧版 Edge 不显示上下箭头按钮 */
*::-webkit-scrollbar-button {
    display: none;
    width: 0;
    height: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    min-height: 100vh;
    line-height: 1.5;
}

/* ═══════════════════════ 侧边导航 (EchoBird 风格) ═══════════════════════ */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    padding: 16px 0 20px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 16px 18px;
    margin: 0 10px 10px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.nav-brand::before {
    content: "";
    position: absolute;
    inset: -8px 8px auto;
    height: 72px;
    background: radial-gradient(ellipse at 20% 0%, rgba(91, 108, 240, 0.14), transparent 70%);
    pointer-events: none;
}

.brand-mark {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(145deg, var(--accent-light) 0%, var(--accent) 55%, #4a56c9 100%);
    box-shadow: 0 4px 14px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.brand-mark svg {
    width: 22px;
    height: 22px;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.brand-name-cn {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    line-height: 1.2;
    color: var(--text);
}

.brand-name-en {
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--accent-light);
    opacity: 0.92;
    line-height: 1.2;
}

.nav-menu { list-style: none; }

/* 可折叠导航分组 */
.nav-group {
    list-style: none;
}

.nav-section-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 10px 16px 6px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
    font-family: inherit;
    transition: color 0.15s;
}

.nav-section-toggle:hover {
    color: var(--text-secondary);
}

.nav-chevron {
    width: 6px;
    height: 6px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(-45deg);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: 8px;
    opacity: 0.7;
}

.nav-group:not(.is-collapsed) .nav-chevron {
    transform: rotate(45deg);
}

.nav-group-items {
    list-style: none;
    overflow: hidden;
    max-height: 320px;
    opacity: 1;
    transition: max-height 0.22s ease, opacity 0.18s ease;
}

.nav-group.is-collapsed .nav-group-items {
    max-height: 0;
    opacity: 0;
    pointer-events: none;
}

.nav-group-items .nav-item {
    padding-left: 20px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 16px;
    margin: 1px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-left: none;
}

.nav-item:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-item.active {
    color: var(--text);
    background: linear-gradient(90deg, rgba(91,108,240,0.16), rgba(91,108,240,0.06));
    box-shadow: inset 3px 0 0 var(--accent);
}

.nav-icon {
    width: 26px; height: 26px;
    border-radius: 7px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.62rem; font-weight: 700;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: all 0.15s;
}

.nav-item.active .nav-icon {
    background: linear-gradient(145deg, var(--accent-light), var(--accent));
    border-color: transparent;
    color: white;
    box-shadow: 0 2px 8px var(--accent-glow);
}

.nav-divider { height: 1px; background: var(--border); margin: 6px 12px; }

.nav-empty-hint {
    padding: 8px 16px 8px 28px;
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.45;
    list-style: none;
}

.connect-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}
.connect-step {
    flex: 1 1 180px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: rgba(91,108,240,0.04);
    font-size: 0.82rem;
    color: var(--text-secondary);
}
.connect-step-num {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.settings-inline-link {
    color: var(--accent);
    text-decoration: none;
}
.settings-inline-link:hover { text-decoration: underline; }

.nav-platform-badge {
    margin-left: 4px;
    font-size: 0.62rem;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 4px;
    vertical-align: middle;
    opacity: 0.9;
}
.nav-platform-log_ready .nav-platform-badge,
.nav-platform-extension_detected .nav-platform-badge {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.12);
}
.nav-platform-connected .nav-platform-badge,
.nav-platform-manual_only .nav-platform-badge {
    color: var(--accent);
    background: rgba(91, 108, 240, 0.12);
}
.nav-platform-tools { margin-top: 2px; }

/* ═══════════════════════ 主内容 ═══════════════════════ */
.main-content {
    flex: 1;
    padding: 28px 32px;
    max-width: 100%;
    overflow-y: auto;
}


.page { display: none; }
.page.active { display: block; animation: fadeIn 0.2s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.page-header { margin-bottom: 24px; }
.page-header h1 {
    font-size: 1.55rem;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
    background: linear-gradient(90deg, var(--text) 0%, rgba(228, 230, 240, 0.82) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.page-desc { font-size: 0.85rem; color: var(--text-secondary); max-width: 52rem; line-height: 1.55; }

/* ═══════════════════════ 卡片 ═══════════════════════ */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 24px; }

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.card:hover {
    border-color: var(--border-light);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}
.card.accent { border-color: var(--accent); background: linear-gradient(135deg, rgba(91,108,240,0.06), rgba(34,197,94,0.04)); }
.card.domestic-card { border-left: 3px solid var(--domestic); }
.card.intl-card { border-left: 3px solid var(--intl); }

.card-label { font-size: 0.72rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.card-value { font-size: 1.6rem; font-weight: 700; }
.card-sub { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; line-height: 1.45; }
.card-sub .tool-names { color: var(--text-secondary); }

.card-tip-wrap {
    position: relative;
    display: inline-flex;
    vertical-align: middle;
    margin-left: 4px;
}
.card-tip-btn {
    width: 15px;
    height: 15px;
    padding: 0;
    border: 1px solid var(--border-light);
    border-radius: 50%;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.62rem;
    line-height: 1;
    cursor: help;
    flex-shrink: 0;
}
.card-tip-btn:hover,
.card-tip-btn:focus-visible {
    color: var(--accent);
    border-color: var(--accent);
    outline: none;
}
.card-tip-pop-wide {
    min-width: 260px;
    max-width: min(360px, calc(100vw - 16px));
}
.card-tip-section {
    margin: 8px 0 4px;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.card-tip-list .tip-path {
    flex: 1 1 100%;
    font-size: 0.62rem;
    color: var(--text-muted);
    font-family: var(--font-mono, monospace);
    word-break: break-all;
}
.card-tip-list .tip-reason {
    flex: 1 1 100%;
    font-size: 0.65rem;
    color: var(--text-muted);
    line-height: 1.35;
}
.tip-badge {
    font-size: 0.6rem;
    padding: 1px 5px;
    border-radius: 4px;
    font-weight: 600;
}
.tip-badge-connected { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.tip-badge-log_missing { background: rgba(245, 158, 11, 0.12); color: #f59e0b; }
.tip-badge-log_ready { background: rgba(91, 108, 240, 0.12); color: var(--accent); }
.tip-badge-manual_only { background: rgba(107, 112, 132, 0.15); color: var(--text-muted); }

.source-hint-bar {
    margin: -8px 0 16px;
    padding: 10px 14px;
    font-size: 0.72rem;
    color: var(--text-muted);
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm);
    line-height: 1.45;
}
.source-hint-bar a,
.source-hint-bar .source-hint-link {
    color: var(--accent);
    text-decoration: none;
    cursor: pointer;
    position: relative;
    z-index: 1;
}
.source-hint-bar a:hover,
.source-hint-bar .source-hint-link:hover { text-decoration: underline; }
.source-hint-label { color: #f59e0b; font-weight: 600; margin-right: 6px; }

.loading-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.72rem;
}
.spinner-sm {
    width: 12px;
    height: 12px;
    border: 2px solid var(--border-light);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }
.card-sub.is-loading,
.source-hint-bar.is-loading {
    min-height: 1.2em;
}
.source-hint-bar.is-loading {
    background: rgba(91, 108, 240, 0.06);
    border-color: rgba(91, 108, 240, 0.2);
}

.card-tip-pop {
    display: none;
    position: fixed;
    z-index: 1200;
    min-width: 220px;
    max-width: min(280px, calc(100vw - 16px));
    padding: 10px 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    text-align: left;
    pointer-events: auto;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-gutter: stable;
}
.card-tip-wrap.is-active .card-tip-pop,
.card-tip-pop.is-open {
    display: block;
}
.card-tip-wrap.is-pinned .card-tip-btn {
    color: var(--accent);
    border-color: var(--accent);
    background: rgba(91, 108, 240, 0.12);
}
.card-tip-title {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}
.card-tip-desc {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted);
    line-height: 1.4;
    margin-bottom: 8px;
}
.card-tip-list {
    margin: 0;
    padding: 0;
    list-style: none;
}
.card-tip-list li {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 4px 6px;
    font-size: 0.7rem;
    padding: 4px 0;
    border-top: 1px solid var(--border);
}
.card-tip-list li:first-child { border-top: none; padding-top: 0; }
.tip-name { color: var(--text-primary); font-weight: 500; }
.tip-key {
    font-size: 0.62rem;
    color: var(--text-muted);
    font-family: var(--font-mono, monospace);
}
.tip-stat { margin-left: auto; color: var(--text-secondary); white-space: nowrap; }
.card-tip-cta {
    margin: 8px 0 0;
    font-size: 0.68rem;
}
.card-tip-cta a { color: var(--accent); text-decoration: none; }
.card-tip-cta a:hover { text-decoration: underline; }

.rtk-status {
    color: #f59e0b;
    font-weight: 500;
}
.rtk-status.applied { color: var(--success); }
.card-label .card-tip-wrap { margin-left: 6px; vertical-align: 1px; }

/* ═══════════════════════ 总览 · 您目前的消耗概况 ═══════════════════════ */
.overview-stats-panel {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
    overflow: hidden;
}

.overview-stats-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--success) 55%, var(--intl-light) 100%);
}

.overview-stats-panel .br-header {
    border-bottom: 1px solid var(--border);
}

.br-icon-stats {
    background: linear-gradient(135deg, var(--accent-light), var(--success));
    box-shadow: 0 4px 14px rgba(34, 197, 94, 0.18);
}

.br-stats-link {
    font-size: 0.68rem;
    font-weight: 400;
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 6px;
    transition: color 0.15s;
}

.br-stats-link:hover {
    color: var(--accent-light);
}

.overview-stats-body {
    padding: 16px 18px 18px;
}

.overview-stats-body .cards {
    margin-bottom: 0;
}

/* ═══════════════════════ 计费规则与计量单位 ═══════════════════════ */
.billing-rules-panel {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
    overflow: hidden;
}

.billing-rules-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--domestic) 0%, var(--accent) 50%, var(--intl) 100%);
}

/* ── Summary 行（折叠态可见）── */
.br-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 22px;
    list-style: none;
    user-select: none;
    transition: background 0.15s;
}

.br-header::-webkit-details-marker { display: none; }

/* details 模式下可点击 */
details.billing-rules-panel > .br-header {
    cursor: pointer;
}

details.billing-rules-panel > .br-header:hover {
    background: rgba(255,255,255,0.015);
}

/* standalone page 模式（非 details）下加底部分隔线 */
.billing-rules-panel.is-page > .br-header {
    border-bottom: 1px solid var(--border);
}

/* 展开时显示底部分隔线 */
.billing-rules-panel[open] > .br-header {
    border-bottom: 1px solid var(--border);
}

.br-header-main {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.br-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    font-size: 0.9rem;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, var(--domestic-light), var(--accent));
    box-shadow: 0 3px 10px rgba(91, 108, 240, 0.18);
}

.br-header h3 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 1px;
}

.br-subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.br-header-right {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.br-header-chip {
    font-size: 0.6rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    background: rgba(255,255,255,0.04);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.br-header-chip.dc {
    color: var(--warning);
    border-color: rgba(245,158,11,0.25);
    background: rgba(245,158,11,0.08);
}

.br-badge {
    flex-shrink: 0;
    font-size: 0.6rem;
    padding: 3px 10px;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0.3px;
    background: rgba(91, 108, 240, 0.1);
    color: var(--accent-light);
    border: 1px solid rgba(91, 108, 240, 0.2);
    transition: background 0.15s;
}

.br-header:hover .br-badge {
    background: rgba(91, 108, 240, 0.16);
}

.br-body {
    padding: 18px 22px 20px;
}

/* ── 国内外双栏 ── */
.br-region-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    margin-bottom: 18px;
}

.br-region {
    padding: 16px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.015);
}

.br-region-domestic {
    border-color: rgba(240, 91, 91, 0.22);
    background: linear-gradient(145deg, rgba(240, 91, 91, 0.06) 0%, rgba(240, 91, 91, 0.02) 100%);
}

.br-region-intl {
    border-color: rgba(59, 130, 246, 0.22);
    background: linear-gradient(145deg, rgba(59, 130, 246, 0.06) 0%, rgba(59, 130, 246, 0.02) 100%);
}

.br-region-head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.br-region-domestic .br-region-head { color: var(--domestic-light); }
.br-region-intl .br-region-head { color: var(--intl-light); }

.br-region-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.br-region-domestic .br-region-dot {
    background: var(--domestic-light);
    box-shadow: 0 0 8px rgba(255, 107, 107, 0.45);
}

.br-region-intl .br-region-dot {
    background: var(--intl-light);
    box-shadow: 0 0 8px rgba(96, 165, 250, 0.45);
}

.br-region-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    color: var(--text-muted);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    opacity: 0.55;
}

.br-unit-block {
    margin-bottom: 10px;
}

.br-unit-main {
    display: block;
    font-size: 1.35rem;
    font-weight: 800;
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.br-region-domestic .br-unit-main { color: var(--domestic-light); }
.br-region-intl .br-unit-main { color: var(--intl-light); }

.br-unit-desc {
    display: block;
    margin-top: 4px;
    font-size: 0.68rem;
    color: var(--text-muted);
}

.br-unit-alt {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    font-size: 0.68rem;
    color: var(--text-secondary);
}

.br-alt-chip {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.66rem;
    font-weight: 700;
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    background: rgba(240, 91, 91, 0.12);
    color: var(--domestic-light);
    border: 1px solid rgba(240, 91, 91, 0.18);
}

.br-alt-chip.muted {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-muted);
    border-color: var(--border);
}

.br-price-card {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.br-price-model {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.br-price-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    font-size: 0.68rem;
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    color: var(--text-secondary);
}

.br-price-row strong {
    color: var(--text);
    font-weight: 700;
}

.br-price-in strong { color: var(--success); }
.br-region-intl .br-price-in strong { color: var(--intl-light); }

/* ── 共享区块 ── */
.br-shared {
    display: grid;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px dashed rgba(255, 255, 255, 0.06);
}

.br-section {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 14px;
}

.br-section-formula {
    align-items: flex-start;
}

.br-section-label {
    flex-shrink: 0;
    min-width: 56px;
    font-size: 0.66rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.br-factors {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex: 1;
}

.br-factor {
    padding: 5px 11px;
    border-radius: 999px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    white-space: nowrap;
    transition: border-color 0.15s, color 0.15s;
}

.br-factor:hover {
    color: var(--text);
    border-color: rgba(91, 108, 240, 0.35);
}

/* ── 公式 ── */
.br-formula {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 8px;
    flex: 1;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: rgba(91, 108, 240, 0.06);
    border: 1px solid rgba(91, 108, 240, 0.14);
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    font-size: 0.72rem;
    line-height: 1.6;
}

.br-formula-eq {
    font-weight: 800;
    color: var(--accent-light);
}

.br-formula-op,
.br-formula-group {
    color: var(--text-muted);
    font-weight: 600;
}

.br-formula-term {
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-secondary);
}

.br-formula-term.accent {
    background: rgba(91, 108, 240, 0.18);
    color: var(--accent-light);
}

.br-formula-num {
    color: var(--warning);
    font-weight: 700;
}

/* ── 底部图例 ── */
.br-footer {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    border-top: 1px solid var(--border);
    background: var(--border);
}

.br-legend {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 18px;
    background: rgba(0, 0, 0, 0.12);
}

.br-legend div {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.br-legend strong {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text);
}

.br-legend span {
    font-size: 0.66rem;
    color: var(--text-muted);
    line-height: 1.35;
}

.br-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 4px;
}

.br-dot.miss { background: var(--warning); box-shadow: 0 0 6px rgba(245, 158, 11, 0.5); }
.br-dot.hit  { background: var(--success); box-shadow: 0 0 6px rgba(34, 197, 94, 0.45); }
.br-dot.out  { background: var(--accent); box-shadow: 0 0 6px rgba(91, 108, 240, 0.45); }

/* ── 响应式 ── */
@media (max-width: 860px) {
    .br-region-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .br-region-divider {
        width: auto;
        height: 28px;
    }

    .br-region-divider span {
        padding: 4px 10px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--border);
    }
}

@media (max-width: 700px) {
    .br-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .br-body {
        padding: 14px 16px 16px;
    }

    .br-section {
        flex-direction: column;
        align-items: flex-start;
    }

    .br-footer {
        grid-template-columns: 1fr;
    }

    .br-formula {
        font-size: 0.68rem;
    }
}

/* ── 国标演进：DCU 电价化计费 ── */
.br-dcu-section {
    border-top: 1px solid var(--border);
    padding: 18px 22px 6px;
}

.br-dcu-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.br-dcu-icon {
    font-size: 1.2rem;
    width: 36px; height: 36px;
    border-radius: 9px;
    background: linear-gradient(135deg, rgba(245,158,11,0.18), rgba(245,158,11,0.06));
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

.br-dcu-title-group {
    flex: 1;
    min-width: 0;
}

.br-dcu-title-group h4 {
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}

.br-dcu-title-group p {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.br-dcu-phase {
    flex-shrink: 0;
    font-size: 0.6rem;
    padding: 3px 10px;
    border-radius: 999px;
    font-weight: 700;
    letter-spacing: 0.4px;
    background: rgba(245,158,11,0.14);
    color: var(--warning);
    border: 1px solid rgba(245,158,11,0.25);
}

/* DCU 三卡片网格 */
.br-dcu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 14px;
}

.br-dcu-card {
    background: rgba(255,255,255,0.018);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 0.2s;
}

.br-dcu-card:hover {
    border-color: rgba(245,158,11,0.3);
}

.br-dcu-card-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    background: rgba(0,0,0,0.1);
}

.br-dcu-card-icon {
    font-size: 0.9rem;
    flex-shrink: 0;
}

.br-dcu-card-head strong {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--text);
}

.br-dcu-analogy {
    margin-left: auto;
    font-size: 0.6rem;
    color: var(--text-muted);
    font-style: italic;
    white-space: nowrap;
}

.br-dcu-card-body {
    padding: 12px 14px;
}

.br-dcu-card-body > p {
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: 6px;
}

.br-dcu-card-body > p strong {
    color: var(--text);
    font-weight: 600;
}

.br-dcu-detail {
    font-size: 0.67rem !important;
    color: var(--text-muted) !important;
    line-height: 1.5 !important;
}

.br-dcu-metric {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 6px 8px;
    margin-top: 4px;
    border-radius: 5px;
    background: rgba(0,0,0,0.14);
    font-size: 0.68rem;
}

.br-dcu-metric.highlight {
    background: rgba(245,158,11,0.08);
    border: 1px solid rgba(245,158,11,0.18);
}

.br-dcu-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.br-dcu-value {
    color: var(--text-secondary);
    line-height: 1.45;
}

.br-dcu-value em {
    font-style: normal;
    font-weight: 600;
    color: var(--accent-light);
}

.br-dcu-value strong {
    color: var(--warning);
    font-size: 0.78rem;
}

/* DCU 电费公式框 */
.br-dcu-formula-box {
    padding: 8px 12px;
    margin-bottom: 10px;
    background: rgba(245,158,11,0.06);
    border: 1px solid rgba(245,158,11,0.16);
    border-radius: 5px;
    text-align: center;
}

.br-dcu-formula-box code {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--warning);
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    letter-spacing: 0.2px;
}

/* DCU 底栏：试点 + 时间线 */
.br-dcu-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 12px;
}

.br-dcu-pilot {
    background: rgba(34,197,94,0.04);
    border: 1px solid rgba(34,197,94,0.18);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
}

.br-dcu-pilot-label {
    font-size: 0.6rem;
    color: var(--success);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    font-weight: 700;
    margin-bottom: 6px;
    display: block;
}

.br-dcu-pilot-content {
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.br-dcu-pilot-content strong {
    color: var(--text);
    font-weight: 600;
}

.br-dcu-timeline {
    background: rgba(91,108,240,0.03);
    border: 1px solid rgba(91,108,240,0.15);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
}

.br-dcu-timeline-label {
    font-size: 0.6rem;
    color: var(--accent-light);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
}

.br-dcu-timeline-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.br-dcu-step {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.br-dcu-step-bar {
    width: 20px; height: 1.5px;
    margin-top: 6px;
    background: var(--border-light);
    flex-shrink: 0;
}

.br-dcu-step-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    margin-top: 4px;
    flex-shrink: 0;
}

.br-dcu-step.now .br-dcu-step-dot {
    background: var(--success);
    box-shadow: 0 0 8px rgba(34,197,94,0.5);
}

.br-dcu-step.future .br-dcu-step-dot {
    background: var(--accent);
    opacity: 0.6;
}

.br-dcu-step div {
    min-width: 0;
}

.br-dcu-step strong {
    display: block;
    font-size: 0.7rem;
    color: var(--text);
    font-weight: 600;
    margin-bottom: 2px;
}

.br-dcu-step span:last-child {
    font-size: 0.66rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* DCU 响应式 */
@media (max-width: 1000px) {
    .br-dcu-grid {
        grid-template-columns: 1fr;
    }
    .br-dcu-bottom {
        grid-template-columns: 1fr;
    }
    .br-dcu-header {
        flex-wrap: wrap;
    }
}

@media (max-width: 700px) {
    .br-dcu-section {
        padding: 14px 14px 4px;
    }
    .br-dcu-timeline-steps {
        flex-direction: column;
        gap: 6px;
    }
    .br-dcu-step-bar {
        display: none;
    }
}

/* ── 官方文件依据（可折叠）── */
.br-refs {
    border-top: 1px solid var(--border);
}

.br-refs-summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    cursor: pointer;
    list-style: none;
    user-select: none;
    transition: background 0.15s;
}

.br-refs-summary::-webkit-details-marker { display: none; }

.br-refs-summary:hover {
    background: rgba(255,255,255,0.02);
}

.br-refs-icon {
    font-size: 0.85rem;
    flex-shrink: 0;
}

.br-refs-summary > span:nth-child(2) {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.br-refs-count {
    font-size: 0.62rem;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 600;
    background: rgba(107,112,132,0.12);
    color: var(--text-muted);
}

.br-refs-chevron {
    margin-left: auto;
    width: 6px; height: 6px;
    border-right: 1.5px solid var(--text-muted);
    border-bottom: 1.5px solid var(--text-muted);
    transform: rotate(-45deg);
    transition: transform 0.2s;
    flex-shrink: 0;
}

.br-refs[open] .br-refs-chevron {
    transform: rotate(45deg);
}

.br-refs-body {
    padding: 0 22px 16px;
}

.br-refs-tier {
    margin-bottom: 14px;
}

.br-refs-tier:last-child {
    margin-bottom: 0;
}

.br-refs-tier-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.br-refs-tier-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text);
}

.br-refs-tier-badge {
    font-size: 0.58rem;
    padding: 1px 7px;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.br-refs-tier-badge.enacted {
    background: rgba(34,197,94,0.12);
    color: var(--success);
    border: 1px solid rgba(34,197,94,0.22);
}

.br-refs-tier-badge.drafting {
    background: rgba(245,158,11,0.12);
    color: var(--warning);
    border: 1px solid rgba(245,158,11,0.22);
}

.br-refs-doc {
    display: flex;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.025);
}

.br-refs-doc:last-child {
    border-bottom: none;
}

.br-refs-doc-sub {
    margin-left: 20px;
    opacity: 0.75;
}

.br-refs-doc-id {
    flex-shrink: 0;
    width: 150px;
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--accent-light);
    font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
    padding: 3px 6px;
    background: rgba(91,108,240,0.08);
    border-radius: 4px;
    text-align: center;
    align-self: flex-start;
    letter-spacing: 0.2px;
    white-space: nowrap;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

a.br-refs-doc-id:hover {
    background: rgba(91,108,240,0.18);
    color: #a5b4ff;
}

span.br-refs-doc-id {
    color: var(--text-muted);
    background: rgba(107,112,132,0.1);
}

.br-refs-doc-main {
    flex: 1;
    min-width: 0;
}

.br-refs-doc-main strong {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 2px;
    line-height: 1.4;
}

.br-refs-doc-from {
    display: block;
    font-size: 0.62rem;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.br-refs-doc-main p {
    font-size: 0.68rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.br-refs-doc-main p strong {
    display: inline;
    font-size: inherit;
}

.br-refs-note {
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(91,108,240,0.04);
    border: 1px solid rgba(91,108,240,0.1);
    border-radius: var(--radius-sm);
    font-size: 0.66rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.br-refs-note a {
    color: var(--accent-light);
    text-decoration: none;
}

.br-refs-note a:hover {
    text-decoration: underline;
}

/* ── 文件原文链接行 ── */
.br-refs-links {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 10px;
    margin-top: 5px;
}

.br-refs-links a {
    font-size: 0.62rem;
    color: var(--accent-light);
    text-decoration: none;
    padding: 1px 0;
    border-bottom: 1px dotted rgba(91,108,240,0.3);
    transition: color 0.15s, border-color 0.15s;
}

.br-refs-links a:hover {
    color: #a5b4ff;
    border-bottom-color: #a5b4ff;
}

@media (max-width: 700px) {
    .br-refs-doc {
        flex-direction: column;
        gap: 6px;
    }
    .br-refs-doc-id {
        width: auto;
        display: inline-block;
    }
    .br-refs-doc-sub {
        margin-left: 0;
    }
    .br-refs-body {
        padding: 0 14px 12px;
    }
}

/* ═══════════════════════ 图表 ═══════════════════════ */
.chart-row { display: grid; grid-template-columns: 1.5fr 1fr; gap: 14px; margin-bottom: 24px; }

.chart-box {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    min-height: 350px;
}
.chart-box.large { min-height: 380px; }
.chart-box.small { min-height: 350px; }
.chart-unavailable {
    margin: 0;
    padding: 24px 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.5;
}
.chart-unavailable code { font-size: 0.72rem; color: var(--text-secondary); }

/* ═══════════════════════ 按钮 ═══════════════════════ */
.optimize-actions { display: flex; gap: 12px; margin-bottom: 20px; }
.btn {
    padding: 10px 22px;
    background: var(--card-bg);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.88rem; font-weight: 600;
    transition: all 0.15s;
}
.btn:hover { border-color: var(--border-light); background: var(--border); }
.btn.btn-primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn.btn-primary:hover { background: var(--accent-light); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ═══════════════════════ 厂商卡片 ═══════════════════════ */
.vendor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; margin-bottom: 24px; }

.vendor-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    cursor: pointer;
    transition: all 0.15s;
    display: flex; gap: 14px; align-items: flex-start;
}
.vendor-card:hover { border-color: var(--accent); background: rgba(91,108,240,0.03); }
.vendor-card.domestic:hover { border-color: var(--domestic); }
.vendor-card.intl:hover { border-color: var(--intl); }

.vendor-avatar {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.75rem;
    flex-shrink: 0;
}
.vendor-avatar.domestic { background: rgba(240,91,91,0.15); color: var(--domestic-light); }
.vendor-avatar.intl { background: rgba(59,130,246,0.15); color: var(--intl-light); }

.vendor-info { flex:1; min-width:0; }
.vendor-name { font-weight: 600; font-size: 0.9rem; margin-bottom: 2px; }
.vendor-country { font-size: 0.72rem; color: var(--text-muted); margin-bottom: 6px; }
.vendor-stats { display: flex; gap: 16px; font-size: 0.78rem; }
.vendor-stats span { color: var(--text-secondary); }
.vendor-stats strong { color: var(--text); display: block; font-size: 0.95rem; }

.vendor-tag {
    font-size: 0.62rem; padding: 2px 8px; border-radius: 3px;
    font-weight: 600; text-transform: uppercase;
}
.vendor-tag.domestic { background: rgba(240,91,91,0.12); color: var(--domestic-light); }
.vendor-tag.intl { background: rgba(59,130,246,0.12); color: var(--intl-light); }

/* ═══════════════════════ 模型列表 ═══════════════════════ */
.model-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
    padding: 10px 14px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
    font-size: 0.85rem;
}
.model-name { font-weight: 600; flex: 1 1 140px; min-width: 120px; }
.model-category {
    font-size: 0.65rem; padding: 2px 7px; border-radius: 3px;
    font-weight: 600; text-transform: uppercase;
}
.model-category.premium { background: rgba(245,158,11,0.15); color: var(--warning); }
.model-category.standard { background: rgba(91,108,240,0.15); color: var(--accent-light); }
.model-category.budget { background: rgba(34,197,94,0.12); color: var(--success); }
.model-tokens { color: var(--text-secondary); font-size: 0.8rem; flex: 1 1 auto; margin-left: auto; text-align: right; }
.model-cost { font-weight: 600; flex: 0 0 auto; min-width: 72px; text-align: right; }

.formula-panel {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 14px 16px; margin-bottom: 16px;
    font-size: 0.78rem; color: var(--text-secondary);
}
.formula-panel h4 { font-size: 0.8rem; color: var(--text); margin-bottom: 8px; }
.formula-panel ul { margin-left: 18px; line-height: 1.7; }
.formula-panel .formula-example { margin-top: 8px; color: var(--accent-light); font-family: ui-monospace, monospace; }
.model-row > .formula-block {
    flex: 1 1 100%;
    width: 100%;
    margin-top: 4px;
    padding-top: 8px;
    border-top: 1px solid var(--border);
}
.formula-block {
    font-size: 0.72rem;
    color: var(--text-muted);
}
.formula-block-label {
    display: inline-block;
    margin-bottom: 4px;
    font-weight: 600;
    color: var(--text-secondary);
}
.formula-block code {
    display: block;
    padding: 8px 10px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 4px;
    color: var(--accent-light);
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.72rem;
    line-height: 1.45;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-x: auto;
}
.formula-inline { display: block; margin-top: 6px; font-size: 0.72rem; color: var(--accent-light); }

.insight-strip {
    display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px;
}
.insight-chip {
    flex: 1; min-width: 180px; padding: 10px 14px;
    background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.insight-chip .insight-label { font-size: 0.7rem; color: var(--text-muted); display: block; }
.insight-chip strong { font-size: 1rem; display: block; margin: 2px 0; }
.insight-chip .insight-detail { font-size: 0.72rem; color: var(--text-secondary); }

.insight-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px; margin-bottom: 20px;
}
.topic-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px;
}
.topic-card h4 { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 6px; }
.topic-card .topic-value { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.topic-card p { font-size: 0.78rem; color: var(--text-muted); }

.ledger-row {
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
    padding: 12px 14px; background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); margin-bottom: 8px;
}
.ledger-nums { display: flex; gap: 16px; font-size: 0.82rem; color: var(--text-secondary); align-items: center; flex-wrap: wrap; }
.ledger-nums .remain { color: var(--success); font-weight: 600; }
.ledger-nums .remain.pending { color: var(--warning); }
.cost-source {
    display: inline-block; font-size: 0.65rem; font-weight: 600; padding: 1px 6px;
    border-radius: 4px; margin-right: 4px; vertical-align: middle; letter-spacing: 0.02em;
}
.cost-source-logs { background: rgba(59, 130, 246, 0.15); color: #93c5fd; }
.cost-source-api { background: rgba(34, 197, 94, 0.15); color: #86efac; }
.cost-source-pending { background: rgba(245, 158, 11, 0.15); color: #fcd34d; }
.ledger-vendor { margin-bottom: 8px; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.ledger-vendor summary {
    display: flex; justify-content: space-between; gap: 12px; padding: 12px 14px;
    cursor: pointer; background: var(--card-bg); font-size: 0.85rem;
}
.ledger-vendor .ledger-models { padding: 8px 12px 12px; }

.settings-alert {
    background: rgba(245,158,11,0.12); border: 1px solid var(--warning);
    border-radius: var(--radius-sm); padding: 12px 14px; margin: 16px 0 0 0;
    font-size: 0.85rem; color: var(--warning);
}
.settings-alert.hidden { display: none; }
.settings-alert a { color: var(--accent-light); }
.settings-section { margin-bottom: 24px; }
.settings-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 8px; }
.settings-hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; }
.settings-input {
    background: var(--card-bg); border: 1px solid var(--border); color: var(--text);
    border-radius: var(--radius-sm); padding: 8px 10px; font-size: 0.85rem; min-width: 120px;
}
.settings-input.sm { min-width: 90px; width: 100px; }
.settings-balance-row {
    display: flex; gap: 16px; align-items: center; padding: 10px 12px;
    border-bottom: 1px solid var(--border); font-size: 0.85rem;
    flex-wrap: wrap; justify-content: space-between;
}
.settings-balance-row.api-balance-row {
    background: rgba(91, 108, 240, 0.04);
    border: 1px solid rgba(91, 108, 240, 0.12);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}
.settings-balance-row.api-balance-row.pending { border-style: dashed; }
.settings-balance-main {
    display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-width: 180px;
}
.settings-balance-nums {
    display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
    color: var(--text-secondary); font-size: 0.82rem;
}
.balance-source-tag {
    font-size: 0.65rem; font-weight: 700; padding: 0.12rem 0.45rem;
    border-radius: 99px; background: rgba(91, 108, 240, 0.15); color: var(--accent-light);
}
.balance-source-tag.manual {
    background: rgba(245, 158, 11, 0.12); color: var(--warning);
}
.balance-sync-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin: 10px 0 6px;
    padding: 10px 12px;
    background: rgba(91, 108, 240, 0.04);
    border: 1px solid rgba(91, 108, 240, 0.12);
    border-radius: var(--radius-sm);
}
.balance-sync-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    cursor: pointer;
}
.balance-sync-field {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--text-secondary);
}
.balance-sync-field .settings-input.sm { width: 72px; min-width: 72px; }
.btn-link { background: transparent; border: none; color: var(--accent-light); padding: 0.2rem 0.4rem; }
.btn-link:hover { text-decoration: underline; }
.settings-missing-row {
    display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
    padding: 10px 12px; background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); margin-bottom: 8px; font-size: 0.82rem;
}
.settings-table-wrap { overflow-x: auto; }
.settings-table {
    width: 100%; border-collapse: collapse; font-size: 0.78rem;
}
.settings-table th, .settings-table td {
    padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left;
}
.settings-table tr.needs-config { background: rgba(245,158,11,0.06); }
.settings-table a { color: var(--accent-light); }

/* ═══════════════════════ API 连接配置 ═══════════════════════ */
.connection-form-card {
    margin-top: 12px;
    padding: 16px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.connection-form-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
}
.connection-form-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text);
}
.conn-preset-select { min-width: 200px; max-width: 100%; }
.connection-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 16px;
}
.form-field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.form-field-wide { grid-column: 1 / -1; }
.form-field label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.field-required { color: var(--danger); }
.field-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.form-field .settings-input { width: 100%; min-width: 0; }
.input-with-toggle {
    display: flex;
    align-items: stretch;
    gap: 0;
}
.input-with-toggle .settings-input {
    flex: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.input-toggle-btn {
    flex-shrink: 0;
    padding: 0 12px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-left: none;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    line-height: 1;
}
.input-toggle-btn:hover { color: var(--text); background: rgba(255,255,255,0.07); }
.connection-form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}
.connection-list-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 20px 0 10px;
}
.connections-list { display: flex; flex-direction: column; gap: 8px; }
.connection-empty {
    padding: 28px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    border: 1px dashed var(--border-light);
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.01);
}
.connection-empty-icon { font-size: 1.6rem; margin-bottom: 8px; opacity: 0.5; }
.connection-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: start;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.015);
}
.connection-info { min-width: 0; }
.connection-info-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.connection-name { font-size: 0.92rem; }
.connection-model {
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-family: ui-monospace, "Cascadia Code", monospace;
    word-break: break-all;
}
.connection-warn {
    margin-top: 6px;
    font-size: 0.72rem;
    color: #f59e0b;
    line-height: 1.4;
}
.connection-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-top: 4px;
}
.connection-status {
    font-size: 0.68rem;
    padding: 0.15rem 0.5rem;
    border-radius: 99px;
    font-weight: 600;
    white-space: nowrap;
}
.connection-status.status-ok {
    background: var(--success-bg);
    color: var(--success);
}
.connection-status.status-untested {
    background: rgba(245,158,11,0.15);
    color: var(--warning);
}
.connection-synced {
    font-size: 0.72rem;
    color: var(--text-muted);
}
.connection-balance {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--success);
}
.connection-urls {
    font-size: 0.72rem;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 6px;
}
.connection-url-tag {
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    background: rgba(255,255,255,0.04);
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.connection-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: flex-end;
}
@media (max-width: 720px) {
    .connection-form-grid { grid-template-columns: 1fr; }
    .connection-row { grid-template-columns: 1fr; }
    .connection-actions { justify-content: flex-start; }
}
.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.78rem;
}
.btn-danger {
    color: var(--danger);
    border-color: var(--danger);
}

/* ═══════════════════════ 优化结果 ═══════════════════════ */
.analysis-card {
    background: rgba(91,108,240,0.04); border: 1px solid var(--accent);
    border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
}
.analysis-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center;
}
.analysis-grid .label { font-size: 0.72rem; color: var(--text-secondary); display: block; margin-bottom: 4px; }
.analysis-grid .number { font-size: 1.3rem; font-weight: 700; display: block; }

.apply-success {
    background: var(--success-bg); border: 1px solid var(--success);
    border-radius: var(--radius); padding: 18px; margin-bottom: 16px; text-align: center;
}
.apply-success h3 { color: var(--success); margin-bottom: 4px; }
.apply-success .highlight { font-size: 1.4rem; font-weight: 700; color: var(--success); }

.rule-breakdown { margin-top: 16px; }
.rule-breakdown h4 { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 10px; }
.rule-row { display: flex; align-items: center; gap: 10px; padding: 5px 0; font-size: 0.82rem; }
.rule-row .bar { flex:1; height: 5px; background: var(--accent); border-radius: 3px; opacity: 0.5; }

/* ═══════════════════════ 诊断 ═══════════════════════ */
#waste-diagnoses { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; margin-top: 20px; }

.diagnosis-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px;
}
.diagnosis-card h4 { color: var(--warning); margin-bottom: 8px; font-size: 0.9rem; }
.diagnosis-card p { font-size: 0.82rem; margin-bottom: 8px; color: var(--text-secondary); }
.diagnosis-meta { display: flex; gap: 16px; font-size: 0.78rem; color: var(--text-muted); margin-bottom: 6px; }
.recommendation { color: var(--success) !important; }

.empty { text-align: center; color: var(--text-muted); padding: 40px; grid-column: 1/-1; }

/* ═══════════════════════ Agent 控制台 ═══════════════════════ */
.agent-toolbar {
    display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 20px;
}
.agent-toggle {
    display: flex; align-items: center; gap: 8px; font-size: 0.88rem; color: var(--text-secondary);
    cursor: pointer;
}
.agent-toggle input { accent-color: var(--accent); width: 16px; height: 16px; }
.btn-secondary {
    background: transparent; border: 1px solid var(--border-light); color: var(--text);
    text-decoration: none; display: inline-flex; align-items: center; padding: 8px 16px;
    border-radius: var(--radius-sm); font-size: 0.85rem;
}
.agent-value-sm { font-size: 0.95rem !important; }
.agent-summary {
    font-size: 0.88rem; color: var(--text-secondary); margin-bottom: 20px;
    padding: 12px 14px; background: var(--card-bg); border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}
.section-title { font-size: 0.9rem; color: var(--text-secondary); margin: 16px 0 10px; font-weight: 600; }
.watch-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.watch-row {
    display: flex; justify-content: space-between; align-items: center; gap: 10px;
    padding: 8px 12px; background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-size: 0.78rem;
}
.watch-row .path { color: var(--text-muted); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.watch-row .ok { color: var(--success); }
.watch-row .miss { color: var(--text-muted); }
.ingest-upload-panel {
    margin: 20px 0 24px;
    padding: 16px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.ingest-upload-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: -4px 0 14px;
    line-height: 1.5;
}
.ingest-upload-form {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 12px 16px;
    align-items: end;
}
.ingest-upload-actions { display: flex; align-items: center; }
.ingest-upload-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin: 12px 0 0;
    line-height: 1.45;
}
.ingest-upload-hint code {
    font-size: 0.76rem;
    color: var(--text-secondary);
}
.ingest-upload-result {
    margin-top: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    border: 1px solid var(--border);
}
.ingest-upload-result.ok { border-color: var(--success); background: rgba(34, 197, 94, 0.08); color: var(--success); }
.ingest-upload-result.err { border-color: var(--danger); background: rgba(239, 68, 68, 0.08); color: var(--danger); }
.ingest-upload-result.hidden { display: none; }
@media (max-width: 720px) {
    .ingest-upload-form { grid-template-columns: 1fr; }
}
.action-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px 16px; margin-bottom: 10px;
    display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start;
}
.action-priority {
    width: 28px; height: 28px; border-radius: 50%; background: var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 700; flex-shrink: 0;
}
.action-card.severity-high .action-priority { background: var(--danger); }
.action-card.severity-medium .action-priority { background: var(--warning); }
.action-card h4 { font-size: 0.9rem; margin-bottom: 4px; }
.action-card p { font-size: 0.8rem; color: var(--text-secondary); }
.action-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }
.action-card .btn-sm {
    padding: 6px 12px; font-size: 0.75rem; border: none; border-radius: var(--radius-sm);
    background: var(--accent); color: #fff; cursor: pointer;
}
.action-card .btn-sm:disabled { opacity: 0.4; cursor: default; }
.action-card .btn-sm.is-done { background: var(--success); }
.action-card .btn-sm.is-loading { opacity: 0.7; pointer-events: none; }
.action-card.is-done { border-color: rgba(34,197,94,0.35); background: rgba(34,197,94,0.04); }
.action-inline-result {
    grid-column: 2 / -1; margin-top: 4px; padding: 8px 10px;
    background: var(--success-bg); border-radius: var(--radius-sm);
    font-size: 0.78rem; color: var(--success); line-height: 1.45;
}
.action-inline-result.error { background: rgba(239,68,68,0.08); color: var(--danger); }
.agent-result-banner {
    margin-bottom: 16px; padding: 14px 16px; border-radius: var(--radius);
    border: 1px solid var(--success); background: var(--success-bg);
    animation: banner-in 0.25s ease;
}
.agent-result-banner.error { border-color: var(--danger); background: rgba(239,68,68,0.08); }
.agent-result-banner.hidden { display: none; }
.agent-result-banner h4 { font-size: 0.92rem; color: var(--success); margin-bottom: 6px; }
.agent-result-banner.error h4 { color: var(--danger); }
.agent-result-banner p { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 8px; }
.agent-result-metrics {
    display: flex; flex-wrap: wrap; gap: 16px; font-size: 0.8rem;
}
.agent-result-metrics span strong { color: var(--text); font-weight: 600; }
@keyframes banner-in {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Toast 通知 */
.toast-stack {
    position: fixed; top: 20px; right: 20px; z-index: 99999;
    display: flex; flex-direction: column; gap: 10px; pointer-events: none;
    max-width: min(360px, calc(100vw - 40px));
}
.toast {
    pointer-events: auto; display: flex; align-items: flex-start; gap: 10px;
    padding: 12px 14px; border-radius: var(--radius-sm);
    background: var(--card-bg); border: 1px solid var(--border-light);
    box-shadow: 0 8px 24px rgba(0,0,0,0.35);
    animation: toast-in 0.28s ease;
}
.toast.success { border-color: rgba(34,197,94,0.5); }
.toast.error { border-color: rgba(239,68,68,0.5); }
.toast-icon {
    width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700;
}
.toast.success .toast-icon { background: var(--success-bg); color: var(--success); }
.toast.error .toast-icon { background: rgba(239,68,68,0.12); color: var(--danger); }
.toast-body { flex: 1; min-width: 0; }
.toast-title { font-size: 0.85rem; font-weight: 600; margin-bottom: 2px; }
.toast-msg { font-size: 0.78rem; color: var(--text-secondary); line-height: 1.4; }
.toast-close {
    background: none; border: none; color: var(--text-muted); cursor: pointer;
    font-size: 1rem; line-height: 1; padding: 0 2px;
}
.toast.leaving { animation: toast-out 0.22s ease forwards; }
@keyframes toast-in {
    from { opacity: 0; transform: translateX(16px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes toast-out {
    to { opacity: 0; transform: translateX(16px); }
}

.runs-history { font-size: 0.8rem; color: var(--text-secondary); }
.run-row {
    padding: 8px 0; border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; gap: 10px;
}

/* ═══════════════════════ 精度金字塔 ═══════════════════════ */
.accuracy-pyramid {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin-top: 24px;
    position: relative;
    overflow: hidden;
}

.accuracy-pyramid::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--success) 0%, var(--warning) 50%, var(--accent) 100%);
}

.pyramid-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.pyramid-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.pyramid-overall {
    font-size: 1.4rem;
    font-weight: 800;
    padding: 4px 16px;
    border-radius: 999px;
    letter-spacing: 0.3px;
}

.pyramid-overall.conf-high {
    background: rgba(34, 197, 94, 0.12);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.pyramid-overall.conf-medium {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.pyramid-overall.conf-low {
    background: rgba(239, 68, 68, 0.12);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.pyramid-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* ── 金字塔叠层 ── */
.pyramid-layers {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    margin-bottom: 24px;
}

.pyramid-layer {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 22px;
    margin-top: 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: all 0.2s;
    position: relative;
}

.pyramid-layer:hover {
    transform: translateX(4px);
}

/* 每层宽度递减形成金字塔 */
.pyramid-layer.layer-l0 { width: 100%; border-color: rgba(91, 108, 240, 0.45); }
.pyramid-layer.layer-l1 { width: 94%; }
.pyramid-layer.layer-l2 { width: 88%; }
.pyramid-layer.layer-l3 { width: 76%; }
.pyramid-layer.layer-l4 { width: 64%; }

/* 层颜色 */
.pyramid-layer.conf-high {
    border-color: rgba(34, 197, 94, 0.35);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.06), rgba(34, 197, 94, 0.02));
}

.pyramid-layer.conf-medium {
    border-color: rgba(245, 158, 11, 0.35);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.06), rgba(245, 158, 11, 0.02));
}

.pyramid-layer.conf-low {
    border-color: rgba(239, 68, 68, 0.35);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.06), rgba(239, 68, 68, 0.02));
}

.pyramid-layer .layer-badge {
    width: 42px; height: 42px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 800;
    flex-shrink: 0;
    color: #fff;
}

.pyramid-layer.conf-high .layer-badge { background: linear-gradient(135deg, #22c55e, #16a34a); }
.pyramid-layer.conf-medium .layer-badge { background: linear-gradient(135deg, #f59e0b, #d97706); }
.pyramid-layer.conf-low .layer-badge { background: linear-gradient(135deg, #ef4444, #dc2626); }

.layer-info {
    flex: 1; min-width: 0;
}

.layer-info .layer-label {
    font-size: 0.82rem; font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}

.layer-info .layer-detail {
    font-size: 0.7rem; color: var(--text-muted);
    line-height: 1.4;
}

.layer-metrics {
    display: flex; gap: 16px; flex-shrink: 0;
}

.layer-metric-item {
    text-align: right;
}

.layer-metric-item .metric-val {
    font-size: 1.1rem; font-weight: 700;
    color: var(--text);
}

.layer-metric-item .metric-label {
    font-size: 0.62rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.3px;
}

.layer-confidence {
    flex-shrink: 0;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.layer-confidence.conf-high {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.layer-confidence.conf-medium {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.layer-confidence.conf-low {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

/* ── 层间过渡箭头 ── */
.pyramid-transition {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 0.7rem;
    color: var(--text-muted);
    width: 100%;
    justify-content: center;
}

.pyramid-transition .trans-arrow {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.pyramid-transition .trans-label {
    font-weight: 600;
    color: var(--text-secondary);
}

.pyramid-transition .trans-rate {
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.68rem;
}

.pyramid-transition .trans-rate.good {
    background: rgba(34, 197, 94, 0.12);
    color: var(--success);
}

.pyramid-transition .trans-rate.warning {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning);
}

.pyramid-transition .trans-rate.no_baseline {
    background: rgba(107, 112, 132, 0.15);
    color: var(--text-muted);
}

/* ── 层间对账面板 ── */
.pyramid-cross {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.pyramid-cross-item {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.015);
}

.pyramid-cross-item .cross-label {
    font-size: 0.62rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.4px;
    font-weight: 600;
    margin-bottom: 4px;
}

.pyramid-cross-item .cross-value {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.45;
}

.pyramid-cross-item .cross-status {
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}

.pyramid-cross-item .cross-status.good { background: var(--success); }
.pyramid-cross-item .cross-status.warning { background: var(--warning); }
.pyramid-cross-item .cross-status.no_baseline { background: var(--text-muted); }

/* ── 建议区 ── */
.pyramid-recs {
    padding: 12px 16px;
    background: rgba(91, 108, 240, 0.04);
    border: 1px solid rgba(91, 108, 240, 0.15);
    border-radius: var(--radius-sm);
}

.pyramid-recs h4 {
    font-size: 0.75rem; font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 8px;
}

.pyramid-recs ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pyramid-recs li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 3px 0;
    line-height: 1.5;
}

.pyramid-recs li::before {
    content: "→ ";
    color: var(--accent);
    font-weight: 700;
}

.pyramid-loading {
    text-align: center;
    color: var(--text-muted);
    padding: 24px;
}

.pyramid-layer-warnings {
    margin-top: 6px;
    font-size: 0.68rem;
    color: var(--warning);
    line-height: 1.4;
}

/* ═══════════════════════ 死模型检测 ═══════════════════════ */
.dead-models-section {
    margin-top: 20px;
}

.dead-models-table-wrap {
    overflow-x: auto;
    margin-top: 12px;
}

.dead-models-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.dead-models-table th {
    text-align: left;
    padding: 8px 12px;
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.dead-models-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.dead-models-table .model-link {
    color: var(--accent-light);
    cursor: pointer;
    text-decoration: underline;
}

.dead-models-table .model-link:hover {
    color: var(--accent);
}

.dead-row-zombie { background: rgba(239, 68, 68, 0.08); }
.dead-row-suspect { background: rgba(245, 158, 11, 0.06); }
.dead-row-inactive { background: rgba(107, 112, 132, 0.04); }

.dead-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.dead-tag-zombie { background: rgba(239, 68, 68, 0.2); color: var(--danger); }
.dead-tag-suspect { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.dead-tag-inactive { background: rgba(107, 112, 132, 0.2); color: var(--text-secondary); }

/* ═══════════════════════ 告警中心 ═══════════════════════ */
.alert-rule-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
    transition: border-color 0.2s;
}

.alert-rule-card:hover { border-color: var(--border-light); }
.alert-rule-card.disabled { opacity: 0.5; }

.alert-rule-info h4 {
    margin: 0 0 6px 0;
    color: var(--text);
    font-size: 0.95rem;
}

.alert-rule-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.alert-rule-meta code {
    background: rgba(107, 112, 132, 0.15);
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 0.78rem;
}

.alert-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.alert-toggle input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

.alert-history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    margin-top: 10px;
}

.alert-history-table th {
    text-align: left;
    padding: 8px 12px;
    color: var(--text-secondary);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.alert-history-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.alert-rules-list, .alert-history-list {
    margin-top: 10px;
}

/* ═══════════════════════ 模型详情 ═══════════════════════ */
.model-search-bar {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.model-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.model-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.15s;
}

.model-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.model-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.model-card-head strong {
    color: var(--text);
    font-size: 0.92rem;
    word-break: break-all;
}

.model-card-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.model-card-stat {
    display: flex;
    flex-direction: column;
}

.model-card-label {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.model-card-value {
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 600;
}

.model-card-date {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--text-muted);
}

.vendor-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 600;
}

.tag-domestic { background: rgba(240, 91, 91, 0.2); color: var(--domestic); }
.tag-intl { background: rgba(59, 130, 246, 0.2); color: var(--intl); }
.tag-category { background: rgba(91, 108, 240, 0.15); color: var(--accent-light); }

/* 模型详情面板 */
.model-detail-panel {
    margin-bottom: 20px;
}

.model-detail-panel.hidden { display: none; }

.model-detail-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 24px;
}

.model-detail-head {
    margin-bottom: 18px;
}

.model-detail-head h3 {
    margin: 0 0 8px 0;
    color: var(--text);
    font-size: 1.2rem;
}

.model-detail-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.governance-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.72rem;
    font-weight: 600;
}

.tag-sev-high { background: rgba(239, 68, 68, 0.2); color: var(--danger); }
.tag-sev-medium { background: rgba(245, 158, 11, 0.2); color: var(--warning); }
.tag-sev-low { background: rgba(107, 112, 132, 0.2); color: var(--text-secondary); }
.tag-sev-info { background: rgba(34, 197, 94, 0.15); color: var(--success); }

.model-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.model-detail-stat {
    display: flex;
    flex-direction: column;
}

.model-detail-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.model-detail-value {
    font-size: 1rem;
    color: var(--text);
    font-weight: 600;
}

.model-detail-value.text-warning { color: var(--warning); }

.model-detail-sources {
    margin-bottom: 16px;
}

.model-detail-sources h4,
.model-detail-pricing h4 {
    color: var(--text);
    font-size: 0.9rem;
    margin: 0 0 8px 0;
}

.model-sources-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.model-source-chip {
    background: rgba(107, 112, 132, 0.1);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 0.8rem;
    color: var(--text);
}

.model-detail-pricing {
    margin-bottom: 16px;
    padding: 12px;
    background: rgba(91, 108, 240, 0.06);
    border-radius: var(--radius-sm);
}

.model-detail-pricing p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: 0;
}

.models-list {
    min-height: 100px;
}

/* ═══════════════════════ 响应式 ═══════════════════════ */
@media (max-width: 900px) {
    .pyramid-layer {
        flex-wrap: wrap;
        gap: 8px;
    }
    .pyramid-layer.layer-l0,
    .pyramid-layer.layer-l1,
    .pyramid-layer.layer-l2,
    .pyramid-layer.layer-l3,
    .pyramid-layer.layer-l4 { width: 100%; }
    .pyramid-cross {
        grid-template-columns: 1fr;
    }
    .layer-metrics {
        gap: 10px;
    }
    .model-cards-grid {
        grid-template-columns: 1fr;
    }
    .model-detail-grid {
        grid-template-columns: 1fr 1fr;
    }
}