/* ============================================================
   Social Buzz — Component stylesheet
   Uses design tokens only; supports dark + light themes.
   ============================================================ */

.sb-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.sb-subtitle {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-top: 0.2rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.sb-source-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-size: 0.7rem;
    font-weight: 500;
    border: 1px solid var(--border-subtle);
}

.sb-source-pill .sb-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--events);
    box-shadow: 0 0 6px var(--events);
}

/* ── Tabs ───────────────────────────────────────────────── */
.sb-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-primary);
}
.sb-tab {
    padding: 0.55rem 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    font-size: var(--text-sm);
    font-family: inherit;
    transition: color 150ms ease, border-color 150ms ease;
}
.sb-tab:hover { color: var(--text-primary); }
.sb-tab:focus-visible {
    outline: 2px solid var(--input-focus-ring);
    outline-offset: -2px;
    border-radius: var(--radius-sm);
}
.sb-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
    font-weight: 600;
}

/* ── Filter bar ─────────────────────────────────────────── */
.sb-filter-bar {
    padding: 0.6rem 0.75rem;
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

/* ── Card grid ──────────────────────────────────────────── */
.sb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 0.75rem;
}

/* ── Card ───────────────────────────────────────────────── */
.sb-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    position: relative;
    transition: border-color 150ms ease, transform 150ms ease, box-shadow 150ms ease;
    border-top-width: 2px;
}
.sb-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-1px);
    box-shadow: var(--card-hover-shadow, var(--shadow-md));
}
.sb-card.bullish { border-top-color: var(--bullish); }
.sb-card.bearish { border-top-color: var(--bearish); }
.sb-card.neutral { border-top-color: var(--border-primary); }

/* ── User row ───────────────────────────────────────────── */
.sb-user {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.sb-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-primary-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--accent-primary);
    flex-shrink: 0;
    border: 1px solid var(--border-subtle);
    font-family: var(--font-mono, inherit);
}
.sb-user-meta { flex: 1; min-width: 0; }
.sb-user-name {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sb-user-handle {
    font-size: 0.7rem;
    color: var(--text-muted);
}
.sb-src-badge {
    width: 22px;
    height: 22px;
    border-radius: var(--radius-sm, 4px);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 900;
    color: #fff;
}
.sb-src-badge.sb-stocktwits { background: var(--info); }

/* ── Body ───────────────────────────────────────────────── */
.sb-body {
    font-size: var(--text-sm);
    color: var(--text-primary);
    line-height: 1.5;
    word-wrap: break-word;
    overflow-wrap: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* Linkified elements inside body */
.buzz-cashtag {
    color: var(--accent-primary);
    background: var(--accent-primary-muted);
    padding: 0 0.25rem;
    border-radius: var(--radius-xs, 2px);
    text-decoration: none;
    font-weight: 600;
    transition: background 120ms ease;
}
.buzz-cashtag:hover {
    background: var(--accent-primary);
    color: #fff;
}
.buzz-url {
    color: var(--info);
    text-decoration: none;
    border-bottom: 1px dotted var(--info);
    transition: color 120ms ease, border-color 120ms ease;
}
.buzz-url:hover {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}
.buzz-mention {
    color: var(--accent-secondary);
    text-decoration: none;
    font-weight: 500;
}
.buzz-mention:hover { text-decoration: underline; }

/* ── Footer ─────────────────────────────────────────────── */
.sb-footer {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: auto;
}
.sb-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
}
.sb-pill {
    padding: 0.12rem 0.45rem;
    border-radius: var(--radius-sm, 4px);
    font-size: 0.65rem;
    font-weight: 600;
    line-height: 1.2;
}
.sb-pill.sentiment-bullish {
    background: var(--bullish-bg);
    color: var(--bullish);
}
.sb-pill.sentiment-bearish {
    background: var(--bearish-bg);
    color: var(--bearish);
}
.sb-pill.symbol {
    font-weight: 700;
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 120ms ease, border-color 120ms ease;
}
.sb-pill.symbol.in-db {
    color: var(--accent-primary);
    border-color: var(--accent-primary-muted);
}
.sb-pill.symbol:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.sb-external-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 120ms ease;
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.15rem 0.3rem;
    border-radius: var(--radius-sm, 4px);
}
.sb-external-link:hover { color: var(--accent-primary); background: var(--accent-primary-muted); }

/* ── Symbol chip row ────────────────────────────────────── */
.sb-chip-row {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
}
.sb-chip-heading {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.sb-chip {
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid var(--border-primary);
    background: var(--bg-surface);
    cursor: pointer;
    font-size: 0.7rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-primary);
    font-family: inherit;
    transition: border-color 120ms ease, background 120ms ease;
}
.sb-chip:hover { border-color: var(--accent-primary); background: var(--bg-surface-hover); }
.sb-chip:focus-visible {
    outline: 2px solid var(--input-focus-ring);
    outline-offset: 2px;
}
.sb-chip .sb-chip-sym { font-weight: 700; color: var(--text-heading); }
.sb-chip .sb-chip-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    display: inline-block;
}
.sb-chip .sb-chip-count { color: var(--text-muted); font-variant-numeric: tabular-nums; }

/* ── Empty state ────────────────────────────────────────── */
.sb-empty {
    padding: 3rem 1rem;
    text-align: center;
    background: var(--bg-surface);
    border: 1px dashed var(--border-primary);
    border-radius: var(--radius-md);
}
.sb-empty svg {
    margin: 0 auto 1rem;
    display: block;
    opacity: 0.4;
    color: var(--text-muted);
}
.sb-empty-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}
.sb-empty-sub {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

/* ── Error banner ───────────────────────────────────────── */
.sb-error {
    padding: 1.25rem;
    text-align: center;
    background: var(--danger-bg);
    border: 1px solid var(--danger);
    border-radius: var(--radius-md);
}
.sb-error-title {
    color: var(--danger);
    font-weight: 600;
    margin-bottom: 0.35rem;
}
.sb-error-sub {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* ── Mobile ─────────────────────────────────────────────── */
@media (max-width: 640px) {
    .sb-grid { grid-template-columns: 1fr; }
    .sb-tab { padding: 0.5rem 0.75rem; font-size: 0.8rem; }
    .sb-filter-bar { padding: 0.5rem; }
}