/* ================================================================
   MATRIX SAHAM — landing page
   Mobile-first dark theme with neon accents
   Adapted from ORI's landing.css (matrixsaham brand)
   ================================================================ */

/* ── Fonts ─────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Space+Grotesk:wght@500;600;700&display=swap');

/* ── CSS Variables ─────────────────────────────────────────────── */
:root {
    /* Backgrounds (Palet C — page is true black; cards carry the green tint) */
    --bg-page:     #000000;
    --bg-secondary:#101814;
    --bg-card:     #111A15;
    --bg-card-hover:#17211C;
    --bg-input:    #0D1411;
    /* Legacy aliases */
    --bg-primary:  var(--bg-page);

    /* Text */
    --text-primary: #E6F5EC;
    --text-secondary: #9DB5A8;
    --text-muted: #6E8A7C;

    /* Brand — Palet C Cyber Glow:
       green = positive ONLY, cyan = interactive ONLY, red = negative ONLY */
    --brand-green: #21F784;
    --brand-cyan:  #09ABD0;
    --brand-red:   #FA3A2B;

    /* Categorical (donut, own-bar, secondary charts — non-directional) */
    --cat-foreign: #5FD1E8;
    --cat-inst:    #A855F7;
    --cat-retail:  #FFD24A;

    /* Legacy aliases (kept so existing rules don't break) */
    --neon-green:  var(--brand-green);
    --neon-blue:   var(--brand-cyan);
    --neon-red:    var(--brand-red);
    --neon-purple: var(--cat-inst);
    --neon-gold:   var(--cat-retail);

    --gold:  var(--neon-gold);
    --green: var(--neon-green);
    --blue:  var(--neon-blue);
    --red:   var(--neon-red);

    /* Semantic */
    --pos:  var(--brand-green);
    --neg:  var(--brand-red);
    --flat: var(--text-muted);

    /* Dark text on bright brand fills (cyan/green buttons) */
    --on-bright: #06222B;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
    --gradient-green:   linear-gradient(135deg, var(--brand-green), var(--brand-cyan));
    --gradient-red:     linear-gradient(135deg, var(--brand-red), #FF6644);

    /* Borders — cyan-tinted (interactive accent) */
    --border-color:   rgba(9, 171, 208, 0.10);
    --border-strong:  rgba(9, 171, 208, 0.20);
    --border-glow:    rgba(33, 247, 132, 0.30);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-neon: 0 0 20px rgba(33, 247, 132, 0.18);

    /* Spacing */
    --section-padding: 64px 0;
    --container-width: 1200px;
    --topbar-h: 56px;

    /* Type */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

/* ── Reset & base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--topbar-h) + 12px);
    /* Prevent iOS text-zoom on input focus */
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Avoid horizontal scroll on tiny viewports */
    overflow-x: hidden;
    min-height: 100vh;
}

a { color: var(--brand-cyan); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cat-foreign); }
img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.mono { font-family: var(--font-mono); }

/* ── Layout helpers ───────────────────────────────────────────── */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* ── Topbar (sticky) ──────────────────────────────────────────── */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(4, 56, 32, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(33, 247, 132, 0.22);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.25);
}

.topbar-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
}
.brand:hover { color: var(--neon-green); }
.brand-logo {
    width: 32px; height: 32px;
    border-radius: 6px;
    object-fit: cover;
    border: 1px solid var(--border-color);
}
.brand-name {
    /* Hide long name on small screens; logo alone is enough */
    white-space: nowrap;
}

.topnav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    margin-right: 8px;
}
.topnav a {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all .2s;
}
.topnav a:hover {
    color: var(--brand-cyan);
    background: rgba(9, 171, 208, 0.08);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-refresh {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(33, 247, 132, 0.08);
    border: 1px solid rgba(33, 247, 132, 0.25);
    color: var(--neon-green);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 7px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all .2s;
    min-height: 36px;
}
.btn-refresh:hover { background: rgba(33, 247, 132, 0.15); box-shadow: var(--shadow-neon); }
.btn-refresh:active { transform: scale(0.97); }
.btn-refresh:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-refresh .refresh-icon { font-size: 1.1rem; line-height: 1; }
.btn-refresh.is-running .refresh-icon { animation: spin 1s linear infinite; }

@keyframes spin { to { transform: rotate(360deg); } }

.refresh-status {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 8px 20px;
    text-align: center;
}
.refresh-status.ok { color: var(--neon-green); }
.refresh-status.error { color: var(--neon-red); }

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
    padding: 48px 0 56px;
    background:
        radial-gradient(circle at 20% 0%, rgba(9, 171, 208, 0.06), transparent 60%),
        radial-gradient(circle at 80% 30%, rgba(33, 247, 132, 0.05), transparent 60%);
    border-bottom: 1px solid var(--border-color);
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(33, 247, 132, 0.08);
    border: 1px solid rgba(33, 247, 132, 0.25);
    color: var(--neon-green);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 999px;
    margin-bottom: 20px;
}
.hero-badge span:first-child { color: var(--neon-green); }

.hero-title {
    font-size: clamp(1.75rem, 5vw, 3rem);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    color: var(--text-secondary);
    max-width: 720px;
    margin-bottom: 28px;
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
    max-width: 720px;
}
.stat-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px 16px;
}
.stat-value {
    font-family: var(--font-mono);
    font-size: clamp(1.15rem, 3vw, 1.5rem);
    font-weight: 700;
    color: var(--neon-green);
    line-height: 1.2;
}
.stat-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all .2s;
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px; /* touch target */
}
.btn-primary {
    background: var(--gradient-primary);
    color: var(--on-bright);
    box-shadow: 0 6px 20px rgba(33, 247, 132, 0.18);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 28px rgba(33, 247, 132, 0.25); }
.btn-secondary {
    background: transparent;
    border: 1.5px solid var(--neon-green);
    color: var(--neon-green);
}
.btn-secondary:hover { background: rgba(33, 247, 132, 0.08); }

/* ── Section header ───────────────────────────────────────────── */
.data-section { padding: var(--section-padding); border-bottom: 1px solid var(--border-color); }
.data-section:last-of-type { border-bottom: none; }

.section-header { text-align: center; margin-bottom: 32px; }
.section-badge {
    display: inline-block;
    background: rgba(9, 171, 208, 0.08);
    border: 1px solid rgba(9, 171, 208, 0.25);
    color: var(--neon-blue);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 12px;
}
.section-title {
    font-size: clamp(1.4rem, 4vw, 2rem);
    margin-bottom: 8px;
}
.section-subtitle {
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
    font-size: 0.95rem;
}

/* ── Cards ────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    transition: border-color .2s;
}
.card:hover { border-color: var(--border-strong); }

/* ── Collapsible card (Asing per Sektor heatmap) ──────────────── */
.card.is-collapsed .heatmap-body { display: none; }

.card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}
.card-header h3 { font-size: 1.05rem; }
.card-sub { font-size: 0.78rem; color: var(--text-muted); }

/* ── Grids ────────────────────────────────────────────────────── */
.ksei-top-grid,
.mf-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
.metric-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.metric-tile {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent, var(--gold));
    border-radius: 10px;
    padding: 14px 16px;
}
.metric-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
}
.metric-label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ── Tables ───────────────────────────────────────────────────── */
.table-scroll {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
}
.table-scroll::-webkit-scrollbar { height: 6px; }
.table-scroll::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    min-width: 480px;
}
.data-table thead th {
    text-align: left;
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    white-space: nowrap;
}
.data-table th.num,
.data-table td.num { text-align: right; }
.data-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background .15s;
}
.data-table tbody tr:hover { background: var(--bg-card-hover); }

/* ── Collapsible table rows (Top Akumulasi / Distribusi) ──────── */
.data-table tbody tr.row-extra { display: none; }
.card.is-expanded .data-table tbody tr.row-extra { display: table-row; }
.data-table td {
    padding: 12px;
    color: var(--text-primary);
    white-space: nowrap;
}
.data-table td.empty {
    text-align: center;
    color: var(--text-muted);
    padding: 28px 12px;
}
.data-table th.rank,
.data-table td.rank { width: 36px; color: var(--text-muted); }

/* ── Table expand button (show more rows) ─────────────────────── */
.table-expand {
    display: flex;
    justify-content: center;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed var(--border-color);
}
.table-expand-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-sans, 'Inter', sans-serif);
    font-size: 0.78rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    transition: color .15s, border-color .15s, background .15s;
}
.table-expand-btn:hover {
    color: var(--brand-cyan);
    border-color: var(--brand-cyan);
    background: rgba(9, 171, 208, 0.05);
}
.table-expand-icon {
    transition: transform .2s ease;
}
.card.is-expanded .table-expand-icon { transform: rotate(180deg); }

.ticker {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--neon-blue);
    letter-spacing: 0.3px;
}
.ticker-cell {
    display: inline-flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
    line-height: 1.15;
    transition: color .15s;
}
.ticker-cell:hover .ticker {
    color: var(--neon-green);
    text-shadow: 0 0 6px rgba(33, 247, 132, 0.4);
}
.ticker-name {
    font-family: var(--font-sans, 'Inter', sans-serif);
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
@media (max-width: 640px) {
    .ticker-name { max-width: 140px; }
}

.company {
    color: var(--text-muted);
    font-size: 0.78rem;
    margin-left: 6px;
    font-weight: 400;
}

.badge-sector {
    display: inline-block;
    font-size: 0.7rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.change.up   { color: var(--neon-green); }
.change.down { color: var(--neon-red); }
.change.flat { color: var(--text-muted); }
.neg { color: var(--neon-red); }
.pos { color: var(--neon-green); }

.delta-sub {
    font-size: 0.7em;
    color: var(--text-muted);
    font-family: var(--font-mono);
    line-height: 1.2;
    margin-top: 1px;
    font-weight: normal;
}
.delta-sub.pos { color: var(--neon-green); opacity: 0.7; }
.delta-sub.neg { color: var(--neon-red); opacity: 0.7; }

/* ── Ownership bar (mini stacked) ─────────────────────────────── */
.own-bar {
    display: flex;
    height: 8px;
    width: 100px;
    max-width: 100%;
    border-radius: 4px;
    overflow: hidden;
    background: var(--bg-input);
}
.own-foreign  { background: var(--cat-foreign); }
.own-inst     { background: var(--cat-inst); }
.own-retail   { background: var(--cat-retail); }

/* ── KPI list (composition card) ──────────────────────────────── */
.kpi-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 14px;
}
.kpi-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}
.kpi-list li:last-child { border-bottom: none; }
.kpi-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.kpi-label { flex: 1; color: var(--text-secondary); font-size: 0.9rem; }
.kpi-value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}
.kpi-note {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-top: 8px;
}

/* ── Stock detail section ─────────────────────────────────────── */
.search-form {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-width: 640px;
    margin: 0 auto 24px;
}
.search-input {
    flex: 1;
    min-width: 200px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 14px;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    min-height: 44px;
    transition: border-color .2s;
}
.search-input:focus {
    outline: none;
    border-color: var(--brand-cyan);
    box-shadow: 0 0 0 3px rgba(9, 171, 208, 0.18);
}
.search-input::placeholder {
    font-family: var(--font-sans);
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}
.btn-ghost:hover {
    border-color: var(--brand-cyan);
    color: var(--brand-cyan);
    background: rgba(9, 171, 208, 0.05);
}

/* Stock header card */
.stock-header {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    align-items: start;
}
.stock-id {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}
.ticker-lg {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--neon-blue);
    letter-spacing: 0.5px;
}
.stock-name {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}
.stock-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px 16px;
    font-size: 0.82rem;
}
.stock-stats > div {
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 4px 0;
    border-bottom: 1px solid var(--border-color);
}
.stock-stats strong {
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-weight: 600;
}

/* Filter toggle */
.filter-group {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}
.filter-btn {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all .2s;
    min-height: 28px;
    font-family: var(--font-sans);
}
.filter-btn:hover {
    border-color: var(--brand-cyan);
    color: var(--brand-cyan);
}
.filter-btn.active {
    background: var(--neon-green);
    color: var(--on-bright);
    border-color: var(--neon-green);
}

/* Section-level period filter bar */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 0 0 18px;
    padding: 10px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
}
.filter-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.filter-bar .filter-btn {
    padding: 6px 14px;
    font-size: 0.82rem;
    min-height: 32px;
}

/* 2-axis filter stack */
.filter-stack {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0 0 18px;
}
.filter-stack .filter-bar {
    margin: 0;
}

/* Series checkboxes (KSEI only) */
.series-check {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-secondary);
    user-select: none;
    min-height: 32px;
    transition: border-color .2s, color .2s;
}
.series-check:hover {
    border-color: var(--brand-cyan);
    color: var(--brand-cyan);
}
.series-check input[type="checkbox"] {
    appearance: none;
    width: 14px; height: 14px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: var(--bg-input);
    cursor: pointer;
    display: inline-block;
    position: relative;
    margin: 0;
    flex-shrink: 0;
}
.series-check input[type="checkbox"]:checked {
    background: var(--neon-green);
    border-color: var(--neon-green);
}
.series-check input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    top: 1px; left: 4px;
    width: 4px; height: 8px;
    border: solid var(--on-bright);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.series-check.is-off {
    opacity: 0.55;
}
.dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}
.dot-foreign { background: var(--cat-foreign); box-shadow: 0 0 6px rgba(95,209,232,0.6); }
.dot-inst    { background: var(--cat-inst);    box-shadow: 0 0 6px rgba(168,85,247,0.6); }
.dot-retail  { background: var(--cat-retail);  box-shadow: 0 0 6px rgba(255,210,74,0.6); }

/* Chart tall variant */
.chart-wrap-tall {
    min-height: 300px;
}
.chart-wrap-tall canvas {
    max-height: 360px;
}

/* Topbar social icons (compact) */
.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.topbar-social {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.topbar-social .social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    transition: transform .2s, background .2s, border-color .2s;
}
.topbar-social .social-icon:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--brand-cyan);
}
.topbar-social .social-icon svg,
.topbar-social .social-icon img {
    width: 20px; height: 20px;
}

/* ── Topbar inline nav: icon-only on mobile, text labels on desktop */
.topnav-icon { display: none; }
.topnav-label { display: inline; }

.topbar-auth {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: 4px;
}
.topbar-auth-link {
    color: var(--text-primary);
    text-decoration: none;
    padding: 7px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background .15s, color .15s, border-color .15s;
    white-space: nowrap;
}
.topbar-login {
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.topbar-login:hover {
    color: var(--text-primary);
    background: rgba(9, 171, 208, 0.08);
    border-color: var(--border-strong);
}
.topbar-register {
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
    color: var(--on-bright);
}
.topbar-register:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-neon);
}
.topbar-username {
    color: var(--brand-green);
    font-weight: 600;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}
@media (max-width: 480px) {
    .topbar-auth-link { padding: 6px 10px; font-size: 0.78rem; }
}

@media (max-width: 639px) {
    .topnav a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        padding: 0;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        transition: all .2s;
    }
    .topnav a:hover {
        color: var(--brand-cyan);
        background: rgba(9, 171, 208, 0.10);
        border-color: var(--brand-cyan);
    }
    .topnav-icon { display: block; width: 20px; height: 20px; }
    .topnav-label { display: none; }
}

/* Footer social icons (with labels) */
.footer-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-text p { margin: 0; }
.footer-text .footer-sub { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }
.footer-social {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.footer-social .social-icon {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform .2s, background .2s, border-color .2s, color .2s;
    min-height: 36px;
}
.footer-social .social-icon:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--brand-cyan);
    color: var(--brand-cyan);
}
.footer-social .social-icon svg {
    width: 22px; height: 22px;
    flex-shrink: 0;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    background: var(--bg-card);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
}

/* ── Donut + chart wrappers ───────────────────────────────────── */
.donut-wrap,
.chart-wrap {
    position: relative;
    width: 100%;
    min-height: 220px;
}
.donut-wrap canvas { max-height: 260px; }
.chart-wrap canvas { max-height: 320px; }

/* ── About / footer ───────────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 18px 20px;
}
.about-card h3 {
    font-size: 0.95rem;
    color: var(--neon-blue);
    margin-bottom: 8px;
}
.about-card p,
.about-card li {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}
.about-card ul { list-style: none; }
.about-card ul li {
    padding: 4px 0;
    border-bottom: 1px solid var(--border-color);
}
.about-card ul li:last-child { border-bottom: none; }
.about-card a { color: var(--neon-green); word-break: break-all; }
.about-card .about-org {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--neon-green);
    margin: 0;
    letter-spacing: 2px;
    text-shadow: 0 0 18px rgba(33, 247, 132, 0.45), 0 0 36px rgba(33, 247, 132, 0.2);
    line-height: 1;
}
.about-card .about-note {
    color: var(--text-tertiary, #7E8A84);
    font-size: 0.82rem;
    margin: 0;
    font-style: italic;
}
.about-card .about-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--neon-blue);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 0;
}
.about-card .about-divider {
    width: 48px;
    height: 1px;
    border: none;
    background: var(--border-color);
    margin: 4px auto;
}
.about-card-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    text-align: center;
    gap: 16px;
    min-height: 100%;
}
.about-card .about-org-sm {
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(9, 171, 208, 0.4);
    color: var(--neon-blue);
}
.about-card-social {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}
.about-social-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    max-width: 200px;
}
.about-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    padding: 8px 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform .2s, background .2s, border-color .2s, color .2s;
    min-height: 40px;
}
.about-social-link:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--brand-cyan);
    color: var(--brand-cyan);
}
.about-social-link svg,
.about-social-link img {
    flex-shrink: 0;
}

.footer {
    padding: 32px 0 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border-color);
}
.footer-sub { margin-top: 4px; font-size: 0.75rem; }

/* ── Responsive: hide on small screens ───────────────────────── */
.hide-mobile { display: none; }
.hide-tablet { /* visible by default on mobile (smaller data sets) */ }

/* ── Responsive: mobile (≤ 639px) — squeeze table to fit ────── */
@media (max-width: 639px) {
    .data-table {
        min-width: 0;          /* override base 480px so no horizontal scroll */
        font-size: 0.78rem;
        table-layout: auto;
    }
    .data-table thead th {
        padding: 8px 4px;
        font-size: 0.65rem;
        letter-spacing: 0.04em;
    }
    .data-table td {
        padding: 8px 4px;
    }
    .data-table th.rank,
    .data-table td.rank {
        width: 26px;
        padding: 8px 2px;
        font-size: 0.7rem;
    }
    .ticker-name { display: none; }   /* save ~100px on mobile */
    .change { font-size: 0.72rem; }
    .delta-sub { display: none; }      /* share count too cramped on mobile */

    /* Topbar: nav becomes icon row, social centered-ish */
    .brand-name { display: none; }
    .topbar-inner { justify-content: space-between; gap: 12px; }
    .topbar-actions { margin-left: auto; }    .topbar-social { gap: 6px; }
    .topbar-social .social-icon { width: 36px; height: 36px; }
}

/* ── Responsive: tablet (≥ 640px) ────────────────────────────── */
@media (min-width: 640px) {
    .container { padding: 0 24px; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.85rem; }

    .hero { padding: 64px 0 72px; }
    .stat-item { padding: 16px 18px; }

    .metric-grid { grid-template-columns: repeat(4, 1fr); }

    .data-table { font-size: 0.88rem; }
    .data-table thead th { padding: 12px 14px; }
    .data-table td { padding: 14px; }

    .card { padding: 24px; }

    .stock-header {
        grid-template-columns: 1fr 2fr;
        align-items: center;
    }
    .stock-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px 12px;
    }
    .stock-stats > div {
        flex-direction: column;
        gap: 2px;
    }
}

/* ── Responsive: desktop (≥ 960px) ────────────────────────────── */
@media (min-width: 960px) {
    :root { --section-padding: 80px 0; }

    .ksei-top-grid { grid-template-columns: 1fr 1fr; }
    .mf-grid { grid-template-columns: 1.2fr 1fr; }
    .about-grid { grid-template-columns: repeat(3, 1fr); }

    .hide-mobile { display: revert; }
    .hide-tablet { display: none; }

    .data-table { min-width: 720px; }

    .hero-stats { grid-template-columns: repeat(3, 1fr); }

    .chart-wrap-tall { min-height: 360px; }
    .chart-wrap-tall canvas { max-height: 400px; }
}

/* ── Responsive: very wide desktop (≥ 1200px) ────────────────── */
@media (min-width: 1200px) {
    .hide-tablet { display: revert; }
    .data-table { min-width: 0; }
}

/* ── Reduce motion ────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}

/* ── Sector heatmap ───────────────────────────────────────────── */
.sector-heatmap-card { margin-top: 24px; }

.sector-heatmap-header {
    flex-wrap: wrap;
    gap: 12px;
}

.heatmap-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ── Card collapse toggle (chevron button) ─────────────────────── */
.card-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    padding: 0;
    transition: color .15s, border-color .15s, background .15s;
}
.card-toggle:hover {
    color: var(--brand-cyan);
    border-color: var(--brand-cyan);
    background: rgba(9, 171, 208, 0.05);
}
.card-toggle-icon {
    transition: transform .2s ease;
}
.card.is-collapsed .card-toggle-icon { transform: rotate(-90deg); }

.seg-control {
    display: flex;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2px;
}

.seg-btn {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    background: transparent;
    border: none;
    border-radius: 4px;
    padding: 4px 10px;
    cursor: pointer;
    transition: color .15s, background .15s;
}

.seg-btn:hover { color: var(--brand-cyan); }

.seg-btn.active {
    background: var(--bg-card);
    color: var(--brand-cyan);
    border: 1px solid rgba(9, 171, 208, 0.3);
}

.data-source-note {
    display: block;
    margin-top: 4px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.heatmap-grid {
    display: grid;
    grid-template-columns: 170px 1fr 1fr;
    gap: 3px;
    align-items: stretch;
}

.heatmap-col-header {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    padding: 8px 10px;
    background: var(--bg-secondary);
    border-radius: 4px;
}

.heatmap-col-accum { color: var(--pos); }
.heatmap-col-distrib { color: var(--neg); }

.heatmap-sector-cell {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--border-color);
    border-radius: 4px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-height: 60px;
}

.heatmap-sector-cell[data-net]:not([data-net="0"]):not([data-net="0.0"]) {
    border-left-color: var(--brand-cyan);
}

.heatmap-sector-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.heatmap-net-value {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
}
.heatmap-net-value.pos { color: var(--pos); }
.heatmap-net-value.neg { color: var(--neg); }
.heatmap-net-value.flat { color: var(--flat); }

.heatmap-net-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 2px;
}

.heatmap-net-bar-fill {
    height: 100%;
    border-radius: 2px;
    transition: width .3s;
}
.heatmap-net-bar-fill.pos { background: var(--pos); }
.heatmap-net-bar-fill.neg { background: var(--neg); }

.heatmap-ticker-col {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.heatmap-ticker-cell {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 6px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    text-decoration: none;
    color: var(--text-primary);
    position: relative;
    transition: border-color .15s, transform .12s;
    min-height: 36px;
}

.heatmap-ticker-cell:hover {
    border-color: var(--brand-cyan);
    transform: translateY(-1px);
}

.heatmap-ticker-cell.pos {
    background: linear-gradient(90deg, rgba(33, 247, 132, 0.10), rgba(33, 247, 132, 0.02));
}
.heatmap-ticker-cell.neg {
    background: linear-gradient(90deg, rgba(250, 58, 43, 0.10), rgba(250, 58, 43, 0.02));
}

.heatmap-arrow {
    font-size: 0.62rem;
    flex-shrink: 0;
    width: 10px;
    text-align: center;
}
.heatmap-arrow.pos { color: var(--pos); }
.heatmap-arrow.neg { color: var(--neg); }
.heatmap-arrow.flat { color: var(--flat); }

.heatmap-ticker {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--neon-blue);
    letter-spacing: 0.3px;
    flex-shrink: 0;
    transition: color .15s, text-shadow .15s;
}

.heatmap-ticker-cell:hover .heatmap-ticker {
    color: var(--neon-green);
    text-shadow: 0 0 6px rgba(33, 247, 132, 0.4);
}

.heatmap-pct {
    font-size: 0.72rem;
    margin-left: auto;
    flex-shrink: 0;
}
.heatmap-pct.pos { color: var(--pos); }
.heatmap-pct.neg { color: var(--neg); }
.heatmap-pct.flat { color: var(--flat); }

.heatmap-tooltip {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    background: #0F1411;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 10px;
    z-index: 30;
    min-width: 200px;
    pointer-events: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
    font-family: var(--font-sans);
}

.heatmap-ticker-cell:hover .heatmap-tooltip { display: block; }

.heatmap-tooltip-name {
    font-size: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 4px;
}

.heatmap-tooltip-row {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    display: flex;
    justify-content: space-between;
    gap: 12px;
}
.heatmap-tooltip-row span:last-child { color: var(--text-primary); }

.heatmap-legend {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.heatmap-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}
.legend-dot.dot-pos { background: rgba(33, 247, 132, 0.35); border: 1px solid rgba(33, 247, 132, 0.5); }
.legend-dot.dot-neg { background: rgba(250, 58, 43, 0.30); border: 1px solid rgba(250, 58, 43, 0.45); }
.legend-dot.dot-flat { background: var(--bg-card); border: 1px solid var(--border-color); }

/* Hidden rows (when topN < total available) */
.heatmap-ticker-cell.hidden-cell { display: none; }
.heatmap-empty-cell {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    min-height: 36px;
}

/* ── Heatmap responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
    .heatmap-grid {
        grid-template-columns: 140px 1fr 1fr;
    }
    .heatmap-sector-label { font-size: 0.78rem; }
}

@media (max-width: 700px) {
    .sector-heatmap-header { flex-direction: column; align-items: flex-start; }
    .heatmap-controls { width: 100%; justify-content: space-between; }
    .heatmap-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .heatmap-col-header { display: none; }
    .heatmap-sector-cell {
        flex-direction: row;
        align-items: center;
        gap: 12px;
        min-height: auto;
        padding: 8px 10px;
    }
    .heatmap-net-bar { display: none; }
    .heatmap-ticker-col {
        padding-left: 12px;
        border-left: 1px dashed var(--border-color);
        margin-bottom: 4px;
    }
    .heatmap-ticker-col::before {
        content: attr(data-side-label);
        font-family: var(--font-mono);
        font-size: 0.65rem;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        margin-bottom: 4px;
    }
}

/* ================================================================
   /flow page — BEI daily trading flow
   ================================================================ */

/* ── Topbar active state ───────────────────────────────────────── */
.topnav a.active { color: var(--brand-green); }
.topnav a.active .topnav-icon { color: var(--brand-green); }

/* ── Hero (compact variant for inner pages) ────────────────────── */
.hero-compact {
    padding: 64px 0 32px;
    text-align: center;
}
.hero-compact .hero-title {
    font-size: 2rem;
    line-height: 1.15;
    margin-bottom: 12px;
}
.hero-compact .hero-subtitle {
    font-size: 0.95rem;
    max-width: 620px;
    margin: 0 auto;
    color: var(--text-secondary);
}
.hero-compact .hero-subtitle strong {
    color: var(--brand-cyan);
    font-weight: 500;
    font-family: var(--font-mono);
}
@media (min-width: 640px) {
    .hero-compact .hero-title { font-size: 2.4rem; }
}

/* ── KPI tiles (Section A) ─────────────────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 12px;
}
.kpi-tile {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 18px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    overflow: hidden;
    transition: transform 0.15s ease, border-color 0.15s ease;
}
.kpi-tile::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--flat);
    opacity: 0.6;
}
.kpi-tile--pos::before { background: var(--brand-green); }
.kpi-tile--neg::before { background: var(--brand-red); }
.kpi-tile--flat::before { background: var(--text-muted); }
.kpi-tile:hover {
    transform: translateY(-2px);
    border-color: var(--border-strong);
}
.kpi-tile-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 500;
}
.kpi-tile-value {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--text-primary);
    word-break: break-word;
}
.kpi-tile--pos .kpi-tile-value { color: var(--brand-green); }
.kpi-tile--neg .kpi-tile-value { color: var(--brand-red); }
.kpi-tile-value.pos { color: var(--brand-green); }
.kpi-tile-value.neg { color: var(--brand-red); }
.kpi-tile-company {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 1.3em;
}
.kpi-tile-sub {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: auto;
    padding-top: 4px;
}
.kpi-tile-sub .pos { color: var(--brand-green); }
.kpi-tile-sub .neg { color: var(--brand-red); }

@media (max-width: 960px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) {
    .kpi-grid { grid-template-columns: 1fr; gap: 12px; }
    .kpi-tile { padding: 14px 14px 12px; }
    .kpi-tile-value { font-size: 1.2rem; }
}

/* ── Cumulative tables (Section B) ─────────────────────────────── */
.cumulative-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 12px;
}
.cumulative-card-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.cumulative-card-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
}
.cumulative-card--buyers .cumulative-card-title { color: var(--brand-green); }
.cumulative-card--sellers .cumulative-card-title { color: var(--brand-red); }
.cumulative-card-count {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.cumulative-card .data-table th { font-size: 0.72rem; }
.cumulative-card .data-table .ticker { font-size: 0.85rem; }
.cumulative-card .data-table .company-name {
    display: block;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
    line-height: 1.2;
}
.cumulative-card .data-table td.sector-cell {
    font-size: 0.72rem;
    color: var(--text-secondary);
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.cumulative-card .data-table .num.pos { color: var(--brand-green); font-weight: 500; }
.cumulative-card .data-table .num.neg { color: var(--brand-red); font-weight: 500; }

@media (max-width: 800px) { .cumulative-grid { grid-template-columns: 1fr; } }

/* ── Sector flow cells with sparklines (Section C) ─────────────── */
.sector-flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}
.sector-flow-cell {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.15s ease, transform 0.15s ease;
}
.sector-flow-cell::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 3px;
    background: var(--flat);
}
.sector-flow-cell.cell-pos::before { background: var(--brand-green); }
.sector-flow-cell.cell-neg::before { background: var(--brand-red); }
.sector-flow-cell:hover {
    border-color: var(--border-strong);
    transform: translateY(-1px);
}
.sector-flow-cell-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
}
.sector-flow-cell-name {
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.sector-flow-cell-total {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    flex-shrink: 0;
}
.sector-flow-cell-total.pos { color: var(--brand-green); }
.sector-flow-cell-total.neg { color: var(--brand-red); }
.sector-flow-cell-total.flat { color: var(--text-muted); }

.sector-flow-sparkline {
    width: 100%;
    height: 32px;
    display: block;
}
.sector-flow-sparkline .sparkline { display: block; width: 100%; }

.sector-flow-cell-foot {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
}
.sector-flow-ticker {
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    color: var(--text-secondary);
}
.sector-flow-ticker .mini {
    color: inherit;
    opacity: 0.7;
    font-size: 0.65rem;
}
.sector-flow-ticker.pos { color: var(--brand-green); }
.sector-flow-ticker.neg { color: var(--brand-red); }

/* ── Footer (flow page) ────────────────────────────────────────── */
.footer {
    padding: 32px 0 48px;
    margin-top: 24px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}
.footer p {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    margin: 0;
}
.footer em {
    color: var(--text-secondary);
    font-style: normal;
}

/* ── Data source note (shared eyebrow style) ───────────────────── */
.data-source-note {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-align: center;
    margin: 8px 0 0;
}

/* ── Flow page responsive ──────────────────────────────────────── */
@media (max-width: 639px) {
    .sector-flow-grid { grid-template-columns: 1fr; }
    .cumulative-card .data-table { min-width: 480px; }
}

/* ── Auth pages (register, verify, check-email) ───────────────── */
.auth-section {
    min-height: calc(100vh - var(--topbar-h) - 120px);
    padding: 48px 0 64px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}
.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 36px;
    width: 100%;
    max-width: 460px;
    box-shadow: var(--shadow-md);
}
.auth-card-narrow { max-width: 420px; }
.auth-title {
    font-family: var(--font-display);
    color: var(--text-primary);
    font-size: 1.6rem;
    margin: 0 0 6px;
    font-weight: 600;
}
.auth-sub {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0 0 18px;
}
.auth-sub-error { color: var(--brand-red); }
.auth-errors {
    background: rgba(250, 58, 43, 0.08);
    border: 1px solid rgba(250, 58, 43, 0.3);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 20px;
}
.auth-error-item {
    color: var(--brand-red);
    font-size: 0.88rem;
    line-height: 1.5;
}
.auth-error-item + .auth-error-item { margin-top: 4px; }
.auth-form { display: flex; flex-direction: column; gap: 18px; }
.auth-field { display: flex; flex-direction: column; gap: 6px; }
.auth-field label {
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
}
.auth-field input {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 11px 14px;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.auth-field input:focus {
    outline: none;
    border-color: var(--brand-cyan);
    box-shadow: 0 0 0 3px rgba(9, 171, 208, 0.15);
}
.auth-hint { color: var(--text-muted); font-size: 0.78rem; }
.auth-submit {
    margin-top: 4px;
    padding: 13px 20px;
    font-size: 0.98rem;
}
.auth-foot {
    text-align: center;
    margin-top: 22px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.auth-foot a { color: var(--brand-cyan); text-decoration: none; font-weight: 500; }
.auth-foot a:hover { text-decoration: underline; }

@media (max-width: 480px) {
    .auth-section { padding: 24px 0 40px; }
    .auth-card { padding: 28px 22px; border-radius: 10px; }
    .auth-title { font-size: 1.35rem; }
}

/* ── Auth popup modal (<dialog>) ─────────────────────────────────── */
.auth-modal {
    border: none;
    border-radius: 14px;
    padding: 0;
    background: var(--bg-card);
    color: var(--text-primary);
    max-width: 460px;
    width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border-color);
}
.auth-modal::backdrop {
    background: rgba(6, 34, 43, 0.85);
    backdrop-filter: blur(4px);
}
.auth-modal[open] { animation: auth-modal-in 0.2s ease-out; }
@keyframes auth-modal-in {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.auth-modal-card {
    padding: 32px 36px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.auth-modal-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}
.auth-modal-sub {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.5;
    margin: 0 0 4px;
}
.auth-modal-sub strong { color: var(--brand-green); }

/* Tabs */
.auth-modal-tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--bg-input);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}
.auth-tab {
    flex: 1;
    padding: 9px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: 7px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    font-family: var(--font-sans);
}
.auth-tab:hover { color: var(--text-primary); }
.auth-tab.active {
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
    color: var(--on-bright);
    font-weight: 600;
}

/* Panel */
.auth-modal-body { min-height: 0; }
.auth-panel { display: flex; flex-direction: column; gap: 14px; }
.auth-panel[hidden] { display: none; }

/* Forms inside popup — reuse .auth-form/.auth-field from existing styles */
.auth-modal .auth-form { gap: 14px; }
.auth-modal .auth-submit { margin-top: 4px; }

/* Status + alert text */
.auth-status {
    color: var(--brand-green);
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0;
    min-height: 1.2em;
}
.auth-alert {
    color: var(--brand-red);
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0;
    min-height: 1.2em;
}

/* Turnstile wrapper */
.cf-turnstile-wrap {
    min-height: 65px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

/* Back link */
.auth-modal-back {
    display: block;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.82rem;
    text-decoration: none;
    padding: 8px;
    border-top: 1px solid var(--border-color);
    margin-top: 4px;
    transition: color 0.15s;
}
.auth-modal-back:hover { color: var(--text-secondary); }

/* ── Upgrade popup extras ────────────────────────────────────────── */
.upgrade-tiers {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.upgrade-tier {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
}
.tier-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}
.tier-price {
    font-family: var(--font-mono);
    color: var(--brand-green);
    font-size: 1.1rem;
    font-weight: 700;
}
.tier-save {
    display: block;
    font-size: 0.72rem;
    color: var(--brand-cyan);
    margin-top: 2px;
}
.upgrade-btn { margin-top: 6px; }
.upgrade-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.upgrade-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 4px;
}
.upgrade-actions .auth-modal-back {
    border-top: none;
    padding: 4px 0;
    flex: 1;
    text-align: left;
}
.auth-modal-logout {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 7px 16px;
    border-radius: 8px;
    font-size: 0.82rem;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
    font-family: var(--font-sans);
}
.auth-modal-logout:hover {
    color: var(--brand-red);
    border-color: var(--brand-red);
}

/* ── Mobile: full-screen takeover ────────────────────────────────── */
@media (max-width: 480px) {
    .auth-modal {
        max-width: 100vw;
        width: 100vw;
        max-height: 100vh;
        height: 100vh;
        border-radius: 0;
    }
    .auth-modal-card {
        padding: 24px 20px 16px;
        min-height: 100vh;
        justify-content: flex-start;
    }
    .auth-modal-title { font-size: 1.2rem; }
    .upgrade-tier { padding: 12px 14px; }
}

/* ── Detail locked placeholder ───────────────────────────────────── */
.detail-locked {
    padding: 48px 24px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-top: 16px;
}
.detail-locked-icon {
    font-size: 2.4rem;
    color: var(--brand-cyan);
    margin-bottom: 12px;
    display: block;
}
.detail-locked-msg {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 8px;
}
.detail-locked-hint {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}
.detail-locked noscript {
    display: block;
    margin-top: 16px;
    padding: 12px;
    background: rgba(250, 58, 43, 0.08);
    border: 1px solid rgba(250, 58, 43, 0.3);
    border-radius: 8px;
    color: var(--brand-red);
    font-size: 0.85rem;
}

/* ── Topbar PRO badge ────────────────────────────────────────────── */
.topbar-pro-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
    color: var(--on-bright);
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-left: 4px;
}

/* ── Account page ────────────────────────────────────────────────── */
.account-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 24px 0;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.account-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 16px;
    align-items: center;
}
.account-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}
.account-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.account-value.mono {
    font-family: var(--font-mono);
    color: var(--brand-green);
    font-weight: 600;
}

.plan-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.plan-pro {
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
    color: var(--on-bright);
}
.plan-free {
    background: var(--bg-input);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.plan-sub {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.quota-bar {
    display: inline-block;
    width: 120px;
    height: 8px;
    background: var(--bg-input);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}
.quota-used {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--brand-cyan), var(--brand-green));
    transition: width 0.3s;
}
.quota-text {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}
.quota-exhausted {
    width: 100%;
    color: var(--brand-red);
    font-size: 0.82rem;
    margin-top: 4px;
}

.account-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}

@media (max-width: 480px) {
    .account-row {
        grid-template-columns: 1fr;
        gap: 4px;
    }
    .account-label {
        font-size: 0.78rem;
    }
    .account-actions {
        flex-direction: column;
    }
    .account-actions .btn {
        width: 100%;
    }
}

/* ── Voucher redemption section ─────────────────────────────────── */
.voucher-redeem-section {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--auth-border, rgba(255, 255, 255, 0.08));
}

.voucher-redeem-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 4px;
    color: var(--auth-text, #E6F5EC);
}

.voucher-redeem-sub {
    font-size: 0.85rem;
    color: var(--auth-text-muted, #9DB5A8);
    margin: 0 0 12px;
}

.voucher-redeem-form {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.voucher-code-input {
    flex: 1;
    min-width: 200px;
    padding: 10px 14px;
    background: var(--auth-input-bg, rgba(255, 255, 255, 0.04));
    border: 1px solid var(--auth-border, rgba(255, 255, 255, 0.12));
    border-radius: 6px;
    color: var(--auth-text, #E6F5EC);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.voucher-code-input:focus {
    outline: none;
    border-color: var(--accent, #21F784);
    box-shadow: 0 0 0 2px rgba(33, 247, 132, 0.15);
}

.voucher-redeem-status {
    margin: 12px 0 0;
    font-size: 0.88rem;
    min-height: 1.2em;
}

.voucher-redeem-status.success {
    color: var(--accent, #21F784);
}

.voucher-redeem-status.error {
    color: #f87171;
}

@media (max-width: 480px) {
    .voucher-redeem-form {
        flex-direction: column;
    }
    .voucher-redeem-form .btn {
        width: 100%;
    }
}

/* ── Flash messages (success/error from redirect) ────────────────── */
.flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 0.9rem;
    line-height: 1.5;
}
.flash-success {
    background: rgba(33, 247, 132, 0.1);
    border: 1px solid rgba(33, 247, 132, 0.3);
    color: var(--brand-green);
}
.flash-error {
    background: rgba(250, 58, 43, 0.08);
    border: 1px solid rgba(250, 58, 43, 0.3);
    color: var(--brand-red);
}

/* ── Pro renewal banner ───────────────────────────────────────────── */
.pro-renewal-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    background: linear-gradient(135deg, rgba(9, 171, 208, 0.12), rgba(33, 247, 132, 0.08));
    border: 1px solid var(--brand-cyan);
    border-radius: 10px;
    margin-bottom: 20px;
}
.renewal-banner-text {
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
    flex: 1;
}
.btn-sm {
    padding: 7px 14px;
    font-size: 0.82rem;
}

@media (max-width: 480px) {
    .pro-renewal-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .pro-renewal-banner .btn-sm {
        width: 100%;
    }
}

/* ── Checkout modal ───────────────────────────────────────────────── */
.checkout-modal {
    max-width: 520px;
}
.checkout-tiers {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 12px 0;
}
.checkout-tier {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    flex-wrap: wrap;
}
.checkout-tier-header {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.checkout-tier .tier-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}
.checkout-tier .tier-price {
    font-family: var(--font-mono);
    color: var(--brand-green);
    font-size: 1.05rem;
    font-weight: 700;
}
.checkout-tier .tier-duration {
    color: var(--text-muted);
    font-size: 0.78rem;
    flex: 1;
    min-width: 80px;
}
.checkout-tier .checkout-buy-btn {
    flex-shrink: 0;
}
.checkout-tier .checkout-buy-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ── Mock Clicky page (dev only) ──────────────────────────────────── */
.mock-clicky {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, #0a0e1a 0%, #111a15 100%);
}
.mock-clicky-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 40px 36px;
    max-width: 480px;
    width: 100%;
    box-shadow: var(--shadow-md);
    text-align: center;
}
.mock-clicky-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 24px;
}
.mock-clicky-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--brand-cyan);
}
.mock-clicky-badge {
    padding: 3px 8px;
    background: var(--brand-red);
    color: var(--on-bright);
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.mock-clicky-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--brand-green);
    margin: 0 0 8px;
}
.mock-clicky-sub {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0 0 20px;
}
.mock-clicky-sub strong {
    color: var(--text-primary);
}
.mock-clicky-receipt {
    background: var(--bg-input);
    border-radius: 8px;
    padding: 14px 18px;
    margin: 0 0 24px;
    text-align: left;
}
.mock-receipt-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.88rem;
    color: var(--text-secondary);
}
.mock-receipt-row:last-child {
    border-bottom: none;
}
.mock-receipt-row span:last-child {
    color: var(--text-primary);
    font-weight: 500;
}
.mock-clicky-hint {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin: 0 0 20px;
}
.mock-clicky-access {
    display: inline-block;
    padding: 14px 36px;
    font-size: 1rem;
    margin-bottom: 20px;
}
.mock-clicky-note {
    color: var(--text-muted);
    font-size: 0.78rem;
    line-height: 1.5;
    margin: 0;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}