/* Vista Actividad (timeline) — tokens alineados con app.css */
.activity-panel {
    display: none;
    padding-bottom: 48px;
}

body.activity-mode .activity-panel {
    display: block;
}

.activity-panel .timeline {
    --tl-offset: 32px;
    --tl-line-w: 2px;
    --tl-dot-size: 20px;
    --tl-line: var(--border-subtle);
    --radius: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.25);
    position: relative;
    padding-left: var(--tl-offset);
}

[data-theme="light"] .activity-panel .timeline {
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.activity-panel .timeline::before {
    content: '';
    position: absolute;
    left: calc(var(--tl-dot-size) / 2 - var(--tl-line-w) / 2);
    top: 12px;
    bottom: 12px;
    width: var(--tl-line-w);
    background: var(--tl-line);
    border-radius: 2px;
}

.activity-panel .tl-section {
    position: relative;
    margin-bottom: 28px;
}

.activity-panel .tl-section:last-child {
    margin-bottom: 0;
}

.activity-panel .tl-dot {
    position: absolute;
    left: calc(-1 * var(--tl-offset));
    top: 7px;
    width: var(--tl-dot-size);
    height: var(--tl-dot-size);
    border-radius: 50%;
    background: var(--sec-color, var(--text-faint));
    box-shadow: 0 0 0 4px var(--bg-body);
    z-index: 1;
}

.activity-panel .tl-dot::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
}

.activity-panel .tl-section.is-active .tl-dot {
    animation: ac-dotPulse 2.5s ease-in-out infinite;
}

@keyframes ac-dotPulse {
    0%, 100% { box-shadow: 0 0 0 4px var(--bg-body); }
    50% { box-shadow: 0 0 0 4px var(--bg-body), 0 0 0 8px rgba(16, 185, 129, 0.22); }
}

.activity-panel .tl-section-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border-subtle);
}

.activity-panel .sec-name {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--sec-color, var(--text-muted));
}

.activity-panel .sec-count {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-faint);
    background: var(--bg-raised);
    border: 1px solid var(--border-subtle);
    border-radius: 99px;
    padding: 0 6px;
    line-height: 17px;
}

.activity-panel .sec-toggle {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-faint);
    font-size: 0.68rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    transition: background 0.12s, color 0.12s;
}

.activity-panel .sec-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-muted);
}

.activity-panel .sec-entries {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.activity-panel .sec-entries.is-collapsed {
    display: none;
}

.activity-panel .cam-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: box-shadow 0.15s, border-color 0.15s, transform 0.12s;
    animation: ac-slideIn 0.2s ease both;
}

@keyframes ac-slideIn {
    from { opacity: 0; transform: translateX(-5px); }
    to { opacity: 1; transform: translateX(0); }
}

.activity-panel .cam-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border);
    transform: translateX(3px);
}

.activity-panel .cam-card.is-open {
    border-color: var(--sec-color, var(--border));
}

.activity-panel .cam-card-main {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 13px;
}

.activity-panel .cam-stripe {
    width: 3px;
    height: 34px;
    border-radius: 2px;
    background: var(--sec-color, var(--text-faint));
    flex-shrink: 0;
}

.activity-panel .cam-meta {
    flex: 1;
    min-width: 0;
}

.activity-panel .cam-name {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-panel .cam-serial {
    font-family: 'DM Mono', ui-monospace, monospace;
    font-size: 0.67rem;
    color: var(--text-muted);
    margin-top: 1px;
}

.activity-panel .cam-tags {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.activity-panel .ctag {
    font-size: 0.67rem;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 4px;
    border: 1px solid transparent;
    white-space: nowrap;
}

.activity-panel .ctag-loaded {
    background: rgba(16, 185, 129, 0.12);
    color: var(--ok-color, #22c55e);
    border-color: rgba(16, 185, 129, 0.28);
}

.activity-panel .ctag-speeds {
    background: rgba(239, 68, 68, 0.1);
    color: var(--err-color, #ef4444);
    border-color: rgba(239, 68, 68, 0.22);
}

.activity-panel .ctag-film {
    background: var(--bg-raised);
    color: var(--text-muted);
    border-color: var(--border-subtle);
}

.activity-panel .cam-chevron {
    color: var(--text-faint);
    font-size: 0.7rem;
    line-height: 1;
    flex-shrink: 0;
    transition: transform 0.2s;
}

.activity-panel .cam-card.is-open .cam-chevron {
    transform: rotate(180deg);
}

.activity-panel .cam-notes {
    display: none;
    padding: 9px 13px 11px calc(13px + 3px + 10px);
    font-size: 0.78rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-subtle);
    line-height: 1.65;
}

.activity-panel .cam-card.is-open .cam-notes {
    display: block;
}

.activity-panel .no-results {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted);
}

.activity-panel .no-results h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

body.activity-mode .view-table,
body.activity-mode .view-cards {
    display: none !important;
}

@media (max-width: 560px) {
    .activity-panel .cam-tags {
        display: none;
    }
}

@media print {
    body.activity-mode .controls-bar {
        display: none !important;
    }
    .activity-panel .sec-toggle {
        display: none;
    }
    .activity-panel .sec-entries.is-collapsed {
        display: flex !important;
    }
    .activity-panel .cam-card.is-open .cam-notes,
    .activity-panel .cam-card .cam-notes {
        display: block !important;
    }
}