/*
 * bittensor.css — Bittensor sector styles
 * Extends /shared/css/base.css with Bittensor-specific components.
 * Ported from the SvelteKit app.css + existing bittensor/index.html inline styles.
 */

/* ── Protocol Accent Overrides ──────────────────────────────── */
/* Dark mode (default) — bright green on dark backgrounds */
:root {
    --protocol-accent: #02D775;
    --protocol-accent-strong: #00FF88;
    --protocol-accent-soft: rgba(2, 215, 117, 0.12);
    --protocol-accent-border: rgba(2, 215, 117, 0.4);
    --bt-gradient: linear-gradient(135deg, #02D775 0%, #00B4D8 100%);
}

/* Light mode — darker green for readability on light backgrounds */
body:not(.dark) {
    --protocol-accent: #059B54;
    --protocol-accent-strong: #038A48;
    --protocol-accent-soft: rgba(5, 155, 84, 0.08);
    --protocol-accent-border: rgba(5, 155, 84, 0.3);
    --bt-gradient: linear-gradient(135deg, #059B54 0%, #0090A8 100%);
}

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.breadcrumb a {
    color: var(--protocol-accent);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* ── Signal Colors ──────────────────────────────────────────── */
.signal-positive {
    color: var(--color-positive);
}

.signal-negative {
    color: var(--color-negative);
}

/* ── Sub Navigation ─────────────────────────────────────────── */
.bt-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-bottom: 1.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
}

.bt-subnav a {
    padding: 0.5rem 0.85rem;
    border-radius: 999px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    border: 1px solid transparent;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.bt-subnav a:hover,
.bt-subnav a.active {
    border-color: var(--color-border);
    color: var(--color-text);
    background: var(--protocol-accent-soft);
}

/* ── Surface Components (from SvelteKit) ────────────────────── */
.bt-surface-card,
.bt-surface-table,
.bt-detail-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 26px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
}

.bt-surface-card,
.bt-detail-card {
    padding: 1.25rem;
}

.bt-surface-table {
    overflow: hidden;
}

/* ── Hero Panel ─────────────────────────────────────────────── */
.bt-hero-panel {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 26px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
    padding: 1.25rem;
}

.bt-hero-panel h2 {
    margin: 0;
    font-size: clamp(2rem, 3vw, 3.2rem);
    line-height: 0.96;
    letter-spacing: -0.04em;
}

.bt-hero-panel p {
    color: var(--color-text-muted);
}

/* ── Grid Layouts ───────────────────────────────────────────── */
.bt-hero-grid,
.bt-card-grid,
.bt-detail-grid,
.bt-detail-panels,
.bt-score-grid,
.bt-section-stack {
    display: grid;
    gap: 1rem;
}

.bt-hero-grid {
    margin-top: 1.25rem;
    grid-template-columns: 2.1fr 1fr;
}

.bt-hero-metrics,
.bt-card-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.bt-detail-grid {
    margin-top: 1.25rem;
    grid-template-columns: 1.3fr 1fr;
}

.bt-detail-panels {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.bt-score-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.bt-section-stack {
    margin-top: 1.2rem;
}

/* ── Metric Card ────────────────────────────────────────────── */
.bt-metric-card {
    padding: 1rem;
    border-radius: 20px;
    background: var(--protocol-accent-soft);
    border: 1px solid var(--color-border);
}

.bt-metric-card .metric-label {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.bt-metric-card .metric-value {
    margin-top: 0.5rem;
    font-size: clamp(1.5rem, 2vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.05em;
}

.bt-metric-card .metric-hint {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ── Score Pill ─────────────────────────────────────────────── */
.score-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    border: 1px solid var(--color-border);
    background: var(--protocol-accent-soft);
    color: var(--color-text-muted);
}

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

.score-pill[data-tone='positive'] {
    color: var(--color-positive);
    background: rgba(var(--color-positive-rgb), 0.08);
}

.score-pill[data-tone='negative'] {
    color: var(--color-negative);
    background: rgba(var(--color-negative-rgb), 0.08);
}

/* ── Chip ───────────────────────────────────────────────────── */
.bt-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    border: 1px solid var(--color-border);
    background: var(--protocol-accent-soft);
    color: var(--color-text-muted);
}

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

/* ── Table Styles ───────────────────────────────────────────── */
.bt-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: space-between;
    padding: 1rem 1.25rem 0;
}

.bt-toolbar-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
}

.bt-input,
.bt-mode-toggle button,
.bt-compare-button {
    border: 1px solid var(--color-border);
    background: var(--protocol-accent-soft);
    color: var(--color-text);
    border-radius: 14px;
    padding: 0.7rem 0.85rem;
    font: inherit;
    font-size: 0.88rem;
}

.bt-input:focus {
    outline: 2px solid var(--protocol-accent);
    outline-offset: 2px;
}

.bt-mode-toggle {
    display: flex;
    gap: 0.4rem;
}

.bt-mode-toggle button {
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.bt-mode-toggle button:hover {
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

.bt-mode-toggle button:focus-visible {
    outline: 2px solid var(--protocol-accent);
    outline-offset: 2px;
}

.bt-mode-toggle button.active {
    background: var(--protocol-accent-soft);
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

.bt-table-wrap {
    overflow-x: auto;
    padding: 1rem 1.25rem 1.25rem;
}

.bt-table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.bt-table-wrap th,
.bt-table-wrap td {
    padding: 0.85rem 0.75rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    white-space: nowrap;
}

.bt-table-wrap th {
    position: sticky;
    top: 0;
    background: var(--protocol-accent-soft);
    z-index: 1;
    color: var(--color-text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    user-select: none;
}

.bt-table-wrap th:hover {
    color: var(--protocol-accent);
}

.bt-table-wrap th.bt-sort-active {
    color: var(--protocol-accent);
}

.bt-table-wrap th.bt-sort-secondary {
    color: var(--color-text-dim);
}

.bt-table-wrap td.text-right,
.bt-table-wrap th.text-right {
    text-align: right;
}

.bt-table-wrap tbody tr:hover {
    background: var(--protocol-accent-soft);
}

.bt-table-wrap .subnet-link {
    text-decoration: none;
    color: inherit;
}

.bt-table-wrap .subnet-link:hover strong {
    color: var(--protocol-accent);
}

.bt-accent-link {
    color: var(--protocol-accent);
    text-decoration: none;
}

.bt-accent-link:hover {
    color: var(--protocol-accent-strong);
}

/* ── Heatmap Cells ──────────────────────────────────────────── */
.bt-heatmap {
    border-radius: 14px;
    padding: 0.45rem 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.bt-heatmap.positive {
    background: rgba(var(--color-positive-rgb), 0.12);
    color: var(--color-positive);
}

.bt-heatmap.negative {
    background: rgba(var(--color-negative-rgb), 0.08);
    color: var(--color-negative);
}

.bt-heatmap.neutral {
    background: var(--protocol-accent-soft);
    color: var(--color-text-muted);
}

/* ── Pagination ─────────────────────────────────────────────── */
.bt-pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    padding: 0.75rem 1.25rem;
}

.bt-pagination button {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    border: 1px solid var(--color-border);
    background: var(--protocol-accent-soft);
    color: var(--color-text-muted);
    cursor: pointer;
    font: inherit;
}

.bt-pagination button.active {
    background: var(--protocol-accent-soft);
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

.bt-pagination button:hover:not(:disabled) {
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

.bt-pagination button:focus-visible {
    outline: 2px solid var(--protocol-accent);
    outline-offset: 2px;
}

.bt-pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Compare Tray ───────────────────────────────────────────── */
.bt-compare-button {
    border: 1px solid var(--color-border);
    background: var(--protocol-accent-soft);
    color: var(--color-text-muted);
    border-radius: 8px;
    padding: 0.35rem 0.6rem;
    font: inherit;
    font-size: 0.82rem;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    min-width: 2rem;
    text-align: center;
}

.bt-compare-button:hover,
.bt-compare-button.active {
    background: var(--protocol-accent-soft);
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

.bt-compare-button:focus-visible {
    outline: 2px solid var(--protocol-accent);
    outline-offset: 2px;
}

.bt-compare-tray {
    position: sticky;
    bottom: 1rem;
    margin: 1rem 1.25rem 0;
    padding: 1rem;
    border-radius: 22px;
    border: 1px solid var(--protocol-accent-border);
    background: var(--color-bg-card);
    display: grid;
    gap: 0.8rem;
    backdrop-filter: blur(12px);
}

.bt-compare-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
}

/* ── Evidence Panel ─────────────────────────────────────────── */
.bt-evidence-list {
    display: grid;
    gap: 0.6rem;
    padding-left: 0;
    list-style: none;
    margin: 1rem 0 0;
}

.bt-evidence-item {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: var(--color-text-muted);
    font-size: 0.88rem;
}

.bt-evidence-item strong {
    color: var(--color-text);
}

/* ── Link List (flex wrap for chips/pills/buttons) ──────────── */
.bt-link-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

/* ── Button Link ────────────────────────────────────────────── */
.bt-button-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 0.85rem;
    border-radius: 14px;
    background: var(--protocol-accent-soft);
    color: var(--protocol-accent);
    border: 1px solid var(--protocol-accent-border);
    text-decoration: none;
    font-size: 0.85rem;
    transition: background 0.15s;
}

.bt-button-link:hover {
    background: var(--protocol-accent-soft);
    color: var(--protocol-accent-strong);
}

/* ── Eyebrow ────────────────────────────────────────────────── */
.bt-eyebrow {
    font-size: 0.82rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

/* ── Subtext / Mono ─────────────────────────────────────────── */
.bt-subtext {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

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

/* ── Chart Shell ────────────────────────────────────────────── */
.bt-chart-shell {
    min-height: 300px;
}

/* ── No Repo Warning ────────────────────────────────────────── */
.bt-no-repo-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background: rgba(var(--color-warning-rgb, 217, 119, 6), 0.12);
    border: 1px solid rgba(var(--color-warning-rgb, 217, 119, 6), 0.2);
    color: var(--warning);
    margin-top: 0.25rem;
}

.bt-no-repo-badge::before {
    content: '\26A0';
}

.bt-no-repo-warning {
    background: rgba(var(--color-warning-rgb, 217, 119, 6), 0.12);
    border: 1px solid rgba(var(--color-warning-rgb, 217, 119, 6), 0.2);
    border-left: 3px solid var(--warning);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    color: var(--warning);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ── Mining Panel ───────────────────────────────────────────── */
.bt-mining-panel {
    border-left: 3px solid var(--protocol-accent);
}

.bt-element-card {
    padding: 1rem;
    border-radius: 8px;
    background: var(--protocol-accent-soft);
    margin-top: 1.25rem;
}

/* ── Glossary ───────────────────────────────────────────────── */
.bt-glossary-list {
    display: grid;
    gap: 0.95rem;
}

.bt-glossary-item {
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background: var(--protocol-accent-soft);
    border: 1px solid var(--color-border);
}

/* ── Feed Item ──────────────────────────────────────────────── */
.bt-feed-item {
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: border-color 0.15s;
}

.bt-feed-item:hover {
    border-color: var(--protocol-accent-border);
}

.bt-feed-type {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--protocol-accent-soft);
    color: var(--protocol-accent);
}

/* ── Tweet Feed ─────────────────────────────────────────────── */
.bt-tweet-feed {
    display: grid;
    gap: 0;
    margin-top: 0.75rem;
}

.bt-tweet-card {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.bt-tweet-card:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.bt-tweet-card:first-child {
    padding-top: 0;
}

.bt-tweet-meta {
    font-size: var(--text-sm);
    margin-bottom: var(--space-xs);
}

.bt-tweet-text {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-text);
    margin: var(--space-xs) 0;
    word-break: break-word;
}

.bt-tweet-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    align-items: center;
    margin-top: var(--space-sm);
}

.bt-tweet-stat {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.bt-tweet-link {
    font-size: var(--text-xs);
    color: var(--protocol-accent);
    text-decoration: none;
    margin-left: auto;
}

.bt-tweet-link:hover {
    text-decoration: underline;
}

/* ── Stale Banner ───────────────────────────────────────────── */
.bt-stale-banner {
    border-radius: 18px;
    padding: 0.85rem 1rem;
    background: rgba(var(--color-warning-rgb, 217, 119, 6), 0.12);
    border: 1px solid rgba(var(--color-warning-rgb, 217, 119, 6), 0.2);
    color: var(--warning);
    margin-bottom: 1rem;
}

.bt-empty-state {
    border: 1px dashed var(--color-border);
    border-radius: 12px;
}

/* ── Rating Badge (existing from index.html) ────────────────── */
.rating-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.rating-S { background: rgba(2, 215, 117, 0.2); color: #02D775; }
.rating-A { background: rgba(0, 180, 216, 0.2); color: #00B4D8; }
.rating-B { background: rgba(212, 175, 55, 0.2); color: #D4AF37; }
.rating-C { background: rgba(255, 165, 0, 0.2); color: #FFA500; }
.rating-D { background: rgba(255, 71, 87, 0.2); color: #FF4757; }
.rating-F { background: rgba(150, 150, 150, 0.2); color: #999; }

/* Light mode: stronger colors for readability */
body:not(.dark) .rating-S { background: rgba(2, 180, 90, 0.15); color: #038A48; }
body:not(.dark) .rating-A { background: rgba(0, 140, 180, 0.15); color: #007B94; }
body:not(.dark) .rating-B { background: rgba(170, 140, 30, 0.15); color: #8B7220; }
body:not(.dark) .rating-C { background: rgba(200, 130, 0, 0.15); color: #B87400; }
body:not(.dark) .rating-D { background: rgba(200, 50, 60, 0.15); color: #C43040; }
body:not(.dark) .rating-F { background: rgba(120, 120, 120, 0.15); color: #666; }

/* ── Score Bar Mini ─────────────────────────────────────────── */
.score-bar-cell {
    display: flex;
    align-items: center;
    gap: 6px;
}
.score-bar-mini {
    width: 40px;
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
}
.score-bar-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--protocol-accent);
    transition: width 0.3s ease;
}

/* ── Export Group ────────────────────────────────────────────── */
.bt-export-group {
    display: flex;
    gap: 0.4rem;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 980px) {
    .bt-hero-grid,
    .bt-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .bt-table-wrap th,
    .bt-table-wrap td {
        padding: 0.75rem 0.6rem;
    }

    .bt-toolbar {
        flex-direction: column;
    }

    .bt-subnav {
        gap: 0.35rem;
    }

    .bt-subnav a {
        font-size: 0.8rem;
        padding: 0.4rem 0.65rem;
    }
}

@media (max-width: 480px) {
    .bt-detail-panels {
        grid-template-columns: 1fr 1fr;
    }
}

/* ── Skeleton Loading ───────────────────────────────────────── */
.bt-skeleton {
    background: linear-gradient(90deg, var(--protocol-accent-soft) 25%, var(--color-bg-card) 50%, var(--protocol-accent-soft) 75%);
    background-size: 200% 100%;
    animation: bt-shimmer 1.5s ease-in-out infinite;
    border-radius: 12px;
}

@keyframes bt-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
    .bt-skeleton { animation: none; }
}

/* ── Last Updated ───────────────────────────────────────────── */
.bt-last-updated {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* ── Score Delta Badges ─────────────────────────────────────── */
.score-delta-up {
    color: var(--color-positive);
    font-size: var(--text-xs);
    font-weight: 600;
    margin-left: 0.25rem;
}
.score-delta-down {
    color: var(--color-negative);
    font-size: var(--text-xs);
    font-weight: 600;
    margin-left: 0.25rem;
}

/* ── Trending Timeframe Toggle ──────────────────────────────── */
.bt-timeframe-toggle {
    display: flex;
    gap: 0.25rem;
    margin-bottom: var(--space-md);
}
.bt-timeframe-toggle button {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm, 4px);
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: var(--text-sm);
    transition: all 0.15s ease;
}
.bt-timeframe-toggle button:hover {
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}
.bt-timeframe-toggle button:focus-visible {
    outline: 2px solid var(--protocol-accent);
    outline-offset: 2px;
}
.bt-timeframe-toggle button.active {
    background: var(--protocol-accent-soft);
    border-color: var(--protocol-accent-border);
    color: var(--protocol-accent);
}

/* ── Glossary Search ────────────────────────────────────────── */
.bt-glossary-search {
    width: 100%;
    max-width: 400px;
    margin-bottom: var(--space-lg);
}
.bt-glossary-item.hidden { display: none; }