:root {
    --bg: #f3f4f6;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --border: #e5e7eb;
    --border-dark: #d1d5db;
    --text: #111827;
    --text-soft: #4b5563;
    --text-muted: #6b7280;
    --blue: #2563eb;
    --green: #16a34a;
    --amber: #d97706;
    --red: #dc2626;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 10px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    font-family: "Inter", sans-serif;
    background: var(--bg);
    color: var(--text);
}

button,
input {
    font: inherit;
}

a {
    text-decoration: none;
    color: inherit;
}

table {
    width: 100%;
    border-collapse: collapse;
}

.mono {
    font-family: "JetBrains Mono", monospace;
}

.muted,
.text-muted {
    color: var(--text-muted);
}

.app-shell {
    width: min(1320px, calc(100% - 40px));
    margin: 28px auto;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 12px;
    z-index: 20;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: var(--blue);
    color: #fff;
    font-size: 20px;
    font-weight: 700;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-title {
    font-size: 15px;
    font-weight: 700;
}

.brand-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: #ecfdf5;
    border: 1px solid #d1fae5;
    color: #047857;
    font-size: 13px;
    font-weight: 600;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: currentColor;
}

.refresh-btn,
.primary-btn {
    border: none;
    cursor: pointer;
}

.refresh-btn {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: var(--text);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}

.dashboard {
    padding: 28px 0 20px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.6fr 0.9fr;
    gap: 24px;
    margin-bottom: 24px;
}

.hero-copy,
.hero-spotlight,
.section-card {
    padding: 28px;
}

.eyebrow,
.section-label {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 12px;
    font-weight: 700;
    color: var(--blue);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.hero-title {
    font-size: 42px;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
    max-width: 700px;
}

.hero-text {
    max-width: 620px;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-soft);
    margin-bottom: 4px;
}

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.hero-chip {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface-soft);
    color: var(--text-soft);
    font-size: 12px;
    font-weight: 500;
}

.hero-spotlight {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.spotlight-label {
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.spotlight-value {
    margin-top: 10px;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
}

.spotlight-delta {
    margin-top: 10px;
    font-size: 14px;
    font-weight: 600;
}

.spotlight-time {
    margin-top: 8px;
    color: var(--text-muted);
    font-size: 12px;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.kpi-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 20px;
}

.kpi-icon {
    width: 6px;
    min-width: 6px;
    height: 42px;
    border-radius: 999px;
}

.accent-blue { background: #3b82f6; }
.accent-violet { background: #8b5cf6; }
.accent-emerald { background: #10b981; }
.accent-amber { background: #f59e0b; }
.accent-rose { background: #f43f5e; }
.accent-slate { background: #64748b; }

.kpi-copy {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.kpi-title {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

.kpi-value {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
}

.kpi-note {
    font-size: 12px;
    color: var(--text-soft);
    line-height: 1.4;
}

.content-grid {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    flex-wrap: nowrap;
    width: 100%;
}

.content-stack {
    flex: 1 1 0;
    min-width: 0;
}

.side-stack {
    flex: 0 0 360px;
    width: 360px;
    min-width: 320px;
    padding-left: 0;
}

.content-stack,
.side-stack {
    display: grid;
    gap: 24px;
    align-items: start;
}

.drift-controls-card {
    display: none;
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.section-head.compact {
    margin-bottom: 16px;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.tabs {
    display: inline-flex;
    gap: 8px;
}

.tab {
    border: 1px solid var(--border);
    background: var(--surface-soft);
    color: var(--text-soft);
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.tab.active {
    background: #eff6ff;
    color: var(--blue);
    border-color: #bfdbfe;
}

.comparison-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 14px;
}

.metrics-panel {
    display: grid;
    gap: 12px;
}

.metric-row {
    display: grid;
    grid-template-columns: minmax(0, 180px) 110px minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.metric-label-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metric-name {
    font-size: 13px;
    font-weight: 700;
}

.metric-caption {
    font-size: 12px;
    color: var(--text-muted);
}

.metric-value {
    font-size: 13px;
    font-weight: 600;
}

.bar {
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 999px;
    overflow: hidden;
}

.fill {
    width: 0%;
    height: 100%;
    border-radius: inherit;
}

.bar-blue { background: #3b82f6; }
.bar-violet { background: #8b5cf6; }
.bar-emerald { background: #10b981; }

.summary-panel {
    display: grid;
    gap: 16px;
}

.summary-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
}

.summary-highlight {
    background: #f9fafb;
}

.summary-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.summary-value {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    word-break: break-word;
}

.form-grid {
    display: grid;
    gap: 12px;
}

.field {
    display: grid;
    gap: 6px;
}

.field-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-soft);
}

.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--text);
    outline: none;
}

.input:focus {
    border-color: #93c5fd;
}

.primary-btn {
    margin-top: 2px;
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    background: var(--blue);
    color: #fff;
    font-weight: 600;
}

.drift-results {
    display: grid;
    gap: 12px;
    min-height: 56px;
}

.drift-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface-soft);
    font-size: 13px;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

thead {
    background: var(--surface-soft);
}

th,
td {
    padding: 14px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    white-space: nowrap;
}

th {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background: #fafafa;
}

.indicator-good {
    color: var(--green);
    font-weight: 700;
}

.indicator-bad {
    color: var(--red);
    font-weight: 700;
}

.indicator-neutral {
    color: var(--text-muted);
    font-weight: 700;
}

@media (max-width: 1200px) {
    .hero-grid,
    .content-grid {
        display: grid;
        grid-template-columns: 1fr;
    }

    .side-stack {
        width: 100%;
        min-width: 0;
        flex: 1 1 auto;
    }

    .kpi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .navbar {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-actions {
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .comparison-layout {
        grid-template-columns: 1fr;
    }

    .metric-row {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-title {
        font-size: 32px;
    }
}

@media (max-width: 640px) {
    .app-shell {
        width: calc(100% - 20px);
        margin: 14px auto;
    }

    .hero-copy,
    .hero-spotlight,
    .section-card {
        padding: 20px;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 28px;
    }
}