/* ═══════════════════════════════════════════════════════════════════
   Manus Design System — Shared typography, cards, and utility classes
   Source: vista-seo-dashboard-2 (React/Tailwind) → vanilla CSS
   Works with Vista Brain dark theme (theme.css variables)
   ═══════════════════════════════════════════════════════════════════ */


/* ── 1. Design Tokens (Manus oklch palette) ───────────────────────── */

:root {
    /* Font stacks */
    --font-sans: 'DM Sans', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Manus accent colors */
    --m-teal: oklch(0.75 0.15 175);
    --m-teal-dim: oklch(0.55 0.12 175);
    --m-blue: oklch(0.65 0.18 250);
    --m-deep-blue: oklch(0.55 0.2 260);
    --m-coral: oklch(0.65 0.2 25);
    --m-amber: oklch(0.75 0.15 85);
    --m-purple: oklch(0.6 0.15 300);
    --m-green: oklch(0.72 0.17 155);
    --m-gray: oklch(0.55 0 0);

    /* Chart palette */
    --m-chart-1: oklch(0.75 0.15 175);
    --m-chart-2: oklch(0.65 0.18 250);
    --m-chart-3: oklch(0.65 0.2 25);
    --m-chart-4: oklch(0.75 0.15 85);
    --m-chart-5: oklch(0.6 0.15 300);

    /* Spacing scale */
    --m-space-1: 4px;
    --m-space-2: 8px;
    --m-space-3: 12px;
    --m-space-4: 16px;
    --m-space-5: 20px;
    --m-space-6: 24px;
    --m-space-8: 32px;

    /* Border radius */
    --m-radius: 10px;
    --m-radius-sm: 6px;
    --m-radius-lg: 12px;
    --m-radius-xl: 16px;
}


/* ── 2. Typography Classes ─────────────────────────────────────────── */

/* Metric numbers — JetBrains Mono */
.metric-value,
.m-metric {
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

/* Hero numbers — large KPIs */
.m-hero-value {
    font-family: var(--font-mono);
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
}

/* KPI value — standard metric cards */
.m-kpi-value {
    font-family: var(--font-sans);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.48px;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
    line-height: 1.2;
}

/* Table numbers */
.m-table-num {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: -0.01em;
    font-variant-numeric: tabular-nums;
}

/* Section title — page heading */
.m-section-title {
    font-family: var(--font-sans);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

/* Section subtitle */
.m-section-subtitle {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Card title — inside cards */
.m-card-title {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

/* Card label — uppercase small */
.m-label {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.55px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* Tracking label — even more uppercase */
.m-label-wide {
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* Micro label */
.m-micro {
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* Body text */
.m-body {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.6;
}

/* Small text */
.m-small {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 400;
    color: var(--text-secondary);
}

/* Badge text */
.m-badge-text {
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 600;
}


/* ── 3. Card Components ────────────────────────────────────────────── */

/* Base card — matches Manus bg-card rounded-xl border */
.m-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--m-radius-lg);
    padding: var(--m-space-5);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.m-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* Metric card — KPI card with icon, value, change */
.m-metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--m-radius-lg);
    padding: var(--m-space-4);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.m-metric-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

/* Color accent bar at top of metric card */
.m-metric-card[data-color="teal"]::before,
.m-metric-card[data-color="blue"]::before,
.m-metric-card[data-color="coral"]::before,
.m-metric-card[data-color="amber"]::before,
.m-metric-card[data-color="purple"]::before,
.m-metric-card[data-color="green"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
}

.m-metric-card[data-color="teal"]::before { background: linear-gradient(90deg, var(--m-teal), transparent); }
.m-metric-card[data-color="blue"]::before { background: linear-gradient(90deg, var(--m-blue), transparent); }
.m-metric-card[data-color="coral"]::before { background: linear-gradient(90deg, var(--m-coral), transparent); }
.m-metric-card[data-color="amber"]::before { background: linear-gradient(90deg, var(--m-amber), transparent); }
.m-metric-card[data-color="purple"]::before { background: linear-gradient(90deg, var(--m-purple), transparent); }
.m-metric-card[data-color="green"]::before { background: linear-gradient(90deg, var(--m-green), transparent); }

/* Card header — flex between title and action */
.m-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--m-space-3);
}

/* Icon box — 40x40 rounded-xl with background tint */
.m-icon-box {
    width: 40px;
    height: 40px;
    border-radius: var(--m-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.m-metric-card:hover .m-icon-box {
    transform: scale(1.1);
}

.m-icon-box.teal  { background: oklch(0.75 0.15 175 / 0.12); color: var(--m-teal); }
.m-icon-box.blue  { background: oklch(0.65 0.18 250 / 0.12); color: var(--m-blue); }
.m-icon-box.coral { background: oklch(0.65 0.2 25 / 0.12);   color: var(--m-coral); }
.m-icon-box.amber { background: oklch(0.75 0.15 85 / 0.12);  color: var(--m-amber); }
.m-icon-box.purple { background: oklch(0.6 0.15 300 / 0.12); color: var(--m-purple); }
.m-icon-box.green { background: oklch(0.72 0.17 155 / 0.12);  color: var(--m-green); }
.m-icon-box.deep-blue { background: oklch(0.55 0.2 260 / 0.12); color: var(--m-deep-blue); }

/* Small icon box — 32x32 */
.m-icon-box-sm {
    width: 32px;
    height: 32px;
    border-radius: var(--m-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.m-icon-box-sm.teal  { background: oklch(0.75 0.15 175 / 0.12); color: var(--m-teal); }
.m-icon-box-sm.blue  { background: oklch(0.65 0.18 250 / 0.12); color: var(--m-blue); }
.m-icon-box-sm.coral { background: oklch(0.65 0.2 25 / 0.12);   color: var(--m-coral); }
.m-icon-box-sm.amber { background: oklch(0.75 0.15 85 / 0.12);  color: var(--m-amber); }
.m-icon-box-sm.purple { background: oklch(0.6 0.15 300 / 0.12); color: var(--m-purple); }
.m-icon-box-sm.green { background: oklch(0.72 0.17 155 / 0.12);  color: var(--m-green); }


/* ── 4. Change Indicators ──────────────────────────────────────────── */

.m-change {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
}

.m-change.positive {
    color: var(--m-teal);
}

.m-change.negative {
    color: var(--m-coral);
}

.m-change.neutral {
    color: var(--text-secondary);
}

.m-change svg,
.m-change i {
    width: 12px;
    height: 12px;
}


/* ── 5. Grid Layouts ───────────────────────────────────────────────── */

/* 3-column KPI grid */
.m-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--m-space-4);
}

/* 4-column KPI grid */
.m-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--m-space-4);
}

/* 6-column KPI grid (for overview) */
.m-grid-6 {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--m-space-4);
}

/* 2-column layout */
.m-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--m-space-6);
}

/* 2/3 + 1/3 split */
.m-grid-2-1 {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--m-space-6);
}

/* 1/3 + 2/3 split */
.m-grid-1-2 {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--m-space-6);
}

/* Responsive: collapse to 2 or 1 column on small screens */
@media (max-width: 1200px) {
    .m-grid-6 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
    .m-grid-3, .m-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .m-grid-6 { grid-template-columns: repeat(2, 1fr); }
    .m-grid-2-1, .m-grid-1-2 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .m-grid-2, .m-grid-3, .m-grid-4, .m-grid-6 { grid-template-columns: 1fr; }
}

/* Vertical spacing between sections */
.m-space-y {
    display: flex;
    flex-direction: column;
    gap: var(--m-space-6);
}


/* ── 6. Tables (Manus style) ──────────────────────────────────────── */

.m-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-family: var(--font-sans);
    font-size: 13px;
}

.m-table thead th {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.m-table tbody td {
    padding: 10px 12px;
    color: var(--text-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    vertical-align: middle;
}

.m-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

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

/* Numeric columns right-aligned */
.m-table td.num,
.m-table th.num {
    text-align: right;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}


/* ── 7. Badges & Pills ────────────────────────────────────────────── */

.m-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 9999px;
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.m-badge.success { background: oklch(0.75 0.15 175 / 0.12); color: var(--m-teal); }
.m-badge.warning { background: oklch(0.75 0.15 85 / 0.12);  color: var(--m-amber); }
.m-badge.danger  { background: oklch(0.65 0.2 25 / 0.12);   color: var(--m-coral); }
.m-badge.info    { background: oklch(0.65 0.18 250 / 0.12);  color: var(--m-blue); }
.m-badge.neutral { background: rgba(255, 255, 255, 0.06);    color: var(--text-secondary); }

/* Status dot */
.m-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.m-dot.green  { background: var(--m-teal); }
.m-dot.red    { background: var(--m-coral); }
.m-dot.yellow { background: var(--m-amber); }
.m-dot.blue   { background: var(--m-blue); }


/* ── 8. Buttons ────────────────────────────────────────────────────── */

.m-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--m-radius);
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.m-btn:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-hover);
}

.m-btn.primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.m-btn.primary:hover {
    background: var(--accent-hover);
}

.m-btn-sm {
    padding: 4px 10px;
    font-size: 11px;
    border-radius: var(--m-radius-sm);
}

/* Tab-style button group */
.m-tab-group {
    display: inline-flex;
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--m-radius);
    padding: 3px;
    gap: 2px;
}

.m-tab {
    padding: 6px 14px;
    border-radius: var(--m-radius-sm);
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    border: none;
    background: transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}

.m-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.m-tab.active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    font-weight: 600;
}


/* ── 9. Glow & Glass Effects ──────────────────────────────────────── */

.m-glow-teal {
    box-shadow: 0 0 20px oklch(0.75 0.15 175 / 0.15), 0 0 40px oklch(0.75 0.15 175 / 0.05);
}

.m-glow-blue {
    box-shadow: 0 0 20px oklch(0.5 0.15 250 / 0.15), 0 0 40px oklch(0.5 0.15 250 / 0.05);
}

.m-glass {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.06);
}


/* ── 10. Chart Containers ─────────────────────────────────────────── */

.m-chart-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--m-radius-lg);
    padding: var(--m-space-5);
}

.m-chart-container .m-card-header {
    margin-bottom: var(--m-space-4);
}

.m-chart-wrap {
    width: 100%;
    position: relative;
}


/* ── 11. Empty State ──────────────────────────────────────────────── */

.m-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
}

.m-empty-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-muted);
    margin-bottom: 16px;
}

.m-empty-title {
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.m-empty-text {
    font-family: var(--font-sans);
    font-size: 12px;
    color: var(--text-secondary);
}


/* ── 12. Circular Gauge (Site Health / Score) ──────────────────────── */

.m-gauge {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.m-gauge-svg {
    transform: rotate(-90deg);
}

.m-gauge-track {
    fill: none;
    stroke: rgba(255, 255, 255, 0.06);
}

.m-gauge-progress {
    fill: none;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.8s ease-out;
}

.m-gauge-center {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.m-gauge-score {
    font-family: var(--font-mono);
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.m-gauge-label {
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-top: 2px;
}


/* ── 13. Progress Bars ────────────────────────────────────────────── */

.m-progress {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.m-progress-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.6s ease-out;
}

.m-progress-bar.teal  { background: var(--m-teal); }
.m-progress-bar.blue  { background: var(--m-blue); }
.m-progress-bar.coral { background: var(--m-coral); }
.m-progress-bar.amber { background: var(--m-amber); }


/* ── 14. Helper: Metric Card HTML Structure ────────────────────────
   Usage in JS:
   `<div class="m-metric-card" data-color="teal">
      <div class="m-card-header">
        <div class="m-icon-box teal"><i data-lucide="eye"></i></div>
        <span class="m-change positive">
          <i data-lucide="trending-up"></i> +12.4%
        </span>
      </div>
      <div class="m-kpi-value">24.8K</div>
      <div class="m-label">Organic Traffic</div>
    </div>`
   ──────────────────────────────────────────────────────────────────── */


/* ── 15. Tooltip Styles ───────────────────────────────────────────── */

.m-tooltip {
    background: oklch(0.15 0.025 260) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 8px !important;
    padding: 8px 12px !important;
    font-family: var(--font-sans) !important;
    font-size: 12px !important;
    color: var(--text-primary) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4) !important;
}


/* ── 16. Animations ───────────────────────────────────────────────── */

@keyframes m-fade-in {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.m-animate {
    animation: m-fade-in 0.4s ease-out forwards;
}

.m-animate-delay-1 { animation-delay: 0.05s; }
.m-animate-delay-2 { animation-delay: 0.1s; }
.m-animate-delay-3 { animation-delay: 0.15s; }
.m-animate-delay-4 { animation-delay: 0.2s; }


/* ── 17. Scrollbar for inner panels ───────────────────────────────── */

.m-scroll {
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.06) transparent;
}

.m-scroll::-webkit-scrollbar { width: 4px; }
.m-scroll::-webkit-scrollbar-track { background: transparent; }
.m-scroll::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.08); border-radius: 2px; }