/* components.css - Buttons, cards, pills, chips, toggles, toasts, modals, badges, inputs */

/* Brain note image thumbnails */
.brain-note-images { display:flex; gap:6px; margin:8px 0; overflow-x:auto; -webkit-overflow-scrolling:touch; }
.brain-note-thumb { width:72px; height:72px; border-radius:8px; overflow:hidden; flex-shrink:0; cursor:pointer; border:1px solid var(--glass-border); }
.brain-note-thumb img { width:100%; height:100%; object-fit:cover; }

/* Capture sheet attachments */
.capture-sheet-attachments { display:flex; gap:8px; margin:8px 0; flex-wrap:wrap; }
.capture-preview { position:relative; width:64px; height:64px; border-radius:8px; overflow:hidden; border:1px solid var(--glass-border); }
.capture-preview img { width:100%; height:100%; object-fit:cover; }
.capture-preview-remove { position:absolute; top:-4px; right:-4px; width:20px; height:20px; border-radius:50%; background:rgba(0,0,0,0.7); color:white; border:none; font-size:12px; line-height:20px; text-align:center; cursor:pointer; z-index:1; }
.capture-preview-size { font-size:9px; color:var(--text-secondary); text-align:center; margin-top:2px; }
.capture-img-btn { cursor:pointer; display:flex; align-items:center; gap:4px; position:relative; }
.capture-img-btn input.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.brain-upload-btn { cursor:pointer; display:inline-flex; align-items:center; gap:6px; padding:6px 12px; border-radius:8px; border:1px solid var(--glass-border); color:var(--text-secondary); font-size:13px; position:relative; transition:border-color .15s, color .15s; }
.brain-upload-btn:hover { border-color:var(--accent-purple); color:var(--text-primary); }
.brain-upload-btn input.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.brain-inline-submit-row { display:flex; align-items:center; gap:8px; margin-top:8px; justify-content:flex-end; }
.brain-upload-pill { cursor:pointer; display:inline-flex; align-items:center; gap:5px; padding:7px 14px; border-radius:20px; border:1px solid var(--glass-border); background:rgba(196, 181, 253,0.08); color:var(--text-secondary); font-size:13px; font-weight:500; position:relative; transition:all .15s ease; }
.brain-upload-pill:hover { border-color:var(--accent-purple); color:var(--text-primary); background:rgba(196, 181, 253,0.16); }
.brain-upload-pill input.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.brain-paste-pill { cursor:pointer; display:inline-flex; align-items:center; gap:5px; padding:7px 14px; border-radius:20px; border:1px solid var(--glass-border); background:rgba(96,165,250,0.08); color:var(--text-secondary); font-size:13px; font-weight:500; transition:all .15s ease; }
.brain-paste-pill:hover { border-color:#60A5FA; color:var(--text-primary); background:rgba(96,165,250,0.16); }

/* Lightbox */
/* Brain swipe labels */
.brain-swipe-label { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); font-size:15px; font-weight:700; pointer-events:none; opacity:0; transition:opacity .1s; z-index:3; text-align:center; text-transform:uppercase; letter-spacing:0.5px; }
.brain-swipe-label-right { color:#a855f7; }
.brain-swipe-label-left { color:#fb923c; }
.brain-note-card { position:relative; overflow:visible; }
.brain-note-focused { outline:2px solid var(--accent-purple); outline-offset:2px; }

.brain-lightbox { position:fixed; inset:0; z-index:200; background:rgba(0,0,0,0.92); display:flex; align-items:center; justify-content:center; }
.brain-lightbox img { max-width:95vw; max-height:85vh; object-fit:contain; border-radius:8px; transition:transform 0.15s ease, opacity 0.15s ease; user-select:none; -webkit-user-select:none; pointer-events:none; }
.brain-lightbox-close { position:absolute; top:env(safe-area-inset-top, 16px); right:16px; margin-top:12px; width:40px; height:40px; border-radius:50%; background:rgba(255,255,255,0.2); color:white; border:none; font-size:22px; cursor:pointer; display:flex; align-items:center; justify-content:center; z-index:201; backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px); }
.brain-lightbox-close:active { background:rgba(255,255,255,0.35); }
.brain-lightbox-counter { position:absolute; bottom:max(20px, env(safe-area-inset-bottom, 20px)); left:50%; transform:translateX(-50%); color:rgba(255,255,255,0.7); font-size:13px; }
.brain-lightbox-hint { position:absolute; bottom:max(40px, calc(env(safe-area-inset-bottom, 20px) + 20px)); left:50%; transform:translateX(-50%); color:rgba(255,255,255,0.35); font-size:11px; pointer-events:none; transition:opacity 0.5s; }


/* Mono typography for numeric displays */
.stat-value,
.task-points-badge,
.breakdown-value,
.version-number,
.nav-count-badge {
    font-family: 'JetBrains Mono', monospace;
}

/* Input Components */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.input-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.input-group input {
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 16px;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: all 0.2s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-purple);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(196, 181, 253, 0.15);
}

html[data-theme="dark"] .input-group input:focus,
html[data-theme="oled"] .input-group input:focus {
    box-shadow: 0 0 0 3px rgba(196, 181, 253, 0.10);
}

/* Buttons */
.btn-primary {
    padding: 14px 24px;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-ghost {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-ghost:hover {
    background: rgba(196, 181, 253, 0.08);
    border-color: rgba(196, 181, 253, 0.12);
    color: var(--text-primary);
}

.btn-sm {
    padding: 8px 16px;
    background: var(--bg-primary);
    border: none;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-sm:hover {
    background: var(--accent-purple);
    color: white;
}

.btn-sm.btn-copy {
    background: var(--accent-gradient);
    color: white;
}

.btn-sm.btn-reddit-post {
    background: #ff4500;
    color: white;
}

.btn-sm.btn-used {
    background: var(--bg-primary);
}

.btn-sm.btn-used.is-used {
    background: var(--text-muted);
    color: white;
    opacity: 0.7;
}

.btn-sm.btn-save {
    background: var(--bg-primary);
    color: var(--text-secondary);
}

.btn-sm.btn-save.saved {
    background: #ffd700;
    color: #1C1917;
}

.btn-approve {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.btn-approve:hover {
    background: #2e7d32;
    color: white;
}

.btn-disapprove {
    background: #fce4ec;
    color: #c62828;
    border: 1px solid #ef9a9a;
}

.btn-disapprove:hover {
    background: #c62828;
    color: white;
}

.btn-signout {
    width: 100%;
    padding: 14px 24px;
    background: transparent;
    color: #c41e3a;
    border: 2px solid #c41e3a;
    border-radius: var(--radius-pill);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-signout:hover {
    background: #c41e3a;
    color: white;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 100px;
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-back:hover {
    background: var(--border-light);
}

.briefing-back-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 100px;
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 16px;
    transition: all 0.2s ease;
}

.briefing-back-btn:hover {
    background: var(--border-light);
}

.briefing-nav-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    color: var(--accent-purple);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.briefing-nav-btn:hover:not(:disabled) {
    background: var(--accent-purple);
    color: white;
}

.briefing-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.briefing-launch-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    padding: 20px;
    margin-bottom: 20px;
    background: var(--bg-card);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
    text-align: left;
}

.briefing-launch-btn:hover {
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.briefing-launch-btn:active {
    transform: scale(0.98);
}

.show-all-btn {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-purple);
    cursor: pointer;
    text-align: center;
    margin-top: var(--spacing-md);
    transition: all 0.2s;
}

.show-all-btn:hover {
    background: var(--accent-purple);
    color: white;
}

.btn-note-submit {
    padding: 12px 24px;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-note-submit:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-note-submit:active {
    transform: translateY(0);
}

.btn-undo {
    padding: 10px 24px;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.btn-danger {
    background: #ef4444;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: var(--radius-pill);
    font-weight: 600;
}

.btn-danger:hover {
    background: #dc2626;
}

.view-research-btn {
    background: var(--accent-gradient);
    color: white;
}

/* Pills */
.pill-btn {
    padding: 8px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-pill);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease-spring);
    white-space: nowrap;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.pill-btn:hover {
    background: rgba(196, 181, 253, 0.12);
    border-color: rgba(196, 181, 253, 0.3);
    color: var(--text-primary);
}

.pill-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 12px rgba(196, 181, 253, 0.25);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.item {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
    overflow: hidden;
    word-break: break-word;
    overflow-wrap: break-word;
}

.item:hover {
    box-shadow: var(--shadow-md);
}

.item.used {
    opacity: 0.5;
}

.item.saved {
    border: 2px solid #ffd700;
    box-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.item.disapproved-pending {
    opacity: 0.3;
    position: relative;
}

.item.ai-pick {
    position: relative;
}

.item-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.item-date {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.item-content {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.5;
}

.item-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-left: 3px solid var(--accent-purple);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: left;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s var(--ease-spring), box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

/* Badges */
.badge {
    padding: 4px 12px;
    background: var(--bg-primary);
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.badge.verified {
    background: #e0f7e0;
    color: #2d7030;
}

.badge.approved {
    background: #e0f0ff;
    color: #1e5a9e;
}

.approved-badge {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.beta-badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--accent-gradient);
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wip-badge {
    display: inline-block;
    padding: 2px 8px;
    background: #ff9800;
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.onboarding-progress {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-purple);
    background: var(--bg-card);
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--glass-border);
}

.goal-badge {
    margin-top: var(--spacing-xs);
    display: inline-block;
    padding: 4px 12px;
    background: #e8f5e9;
    color: #2e7d32;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
}

html[data-theme="dark"] .goal-badge {
    background: #1a3520;
    color: #a5d6a7;
}

/* Chips */
.filter-chip {
    padding: 6px 16px;
    background: var(--bg-card);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.filter-chip:hover {
    border-color: var(--accent-purple);
}

.filter-chip.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

.filter-chips {
    display: flex;
    gap: 10px;
    padding: 4px 0;
    min-width: min-content;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 52px;
    height: 28px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-light);
    transition: 0.3s;
    border-radius: 28px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--accent-gradient);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.toggle-sm {
    transform: scale(0.8);
    transform-origin: right center;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: calc(var(--bottom-nav-height) + var(--spacing-md));
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    background: var(--text-primary);
    color: white;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}
.toast-action-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}
.toast-action-btn:hover { background: rgba(255,255,255,0.35); }

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(250, 248, 245, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-light);
    border-top-color: var(--accent-purple);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
    position: relative;
    z-index: 1;
}

.empty-state-icon {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 96px;
    height: 96px;
    font-size: 48px;
    margin: 0 auto 16px;
    z-index: 0;
    animation: emptyFloat 3s ease-in-out infinite;
}

@keyframes emptyFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.empty-state-icon::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 58%), linear-gradient(135deg, rgba(196, 181, 253, 0.22), rgba(249, 168, 212, 0.12));
    z-index: -1;
}

html[data-theme="dark"] .empty-state-icon::before,
html[data-theme="oled"] .empty-state-icon::before {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0) 58%), linear-gradient(135deg, rgba(196, 181, 253, 0.24), rgba(249, 168, 212, 0.14));
}

.empty-state .btn-primary,
.empty-state button.btn-primary,
.empty-state a.btn-primary {
    margin-top: var(--spacing-md);
    border: none;
    color: #fff;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    box-shadow: 0 10px 24px rgba(196, 181, 253, 0.18);
}

.empty-state .btn-primary:hover,
.empty-state button.btn-primary:hover,
.empty-state a.btn-primary:hover {
    filter: brightness(1.03);
    transform: translateY(-1px);
}

.empty-state .btn-primary:active,
.empty-state button.btn-primary:active,
.empty-state a.btn-primary:active {
    transform: translateY(0);
}

html[data-theme="oled"] .empty-state .btn-primary,
html[data-theme="oled"] .empty-state button.btn-primary,
html[data-theme="oled"] .empty-state a.btn-primary {
    box-shadow: 0 0 0 1px rgba(196, 181, 253, 0.18);
}

@media (prefers-reduced-motion: reduce) {
    .empty-state .btn-primary,
    .empty-state button.btn-primary,
    .empty-state a.btn-primary {
        transition: none;
    }
}

.empty-state-title {
    font-family: 'Bricolage Grotesque', 'Plus Jakarta Sans', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    max-width: 300px;
    margin: 0 auto;
    line-height: 1.5;
}

.empty-briefing-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-briefing-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.empty-briefing-subtext {
    font-size: 14px;
    color: var(--text-secondary);
}

.empty-notes {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-muted);
    font-size: 14px;
}

/* Links */
.view-all-link {
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
}

.view-all-link:hover {
    text-decoration: underline;
}

.memory-link {
    font-size: 13px;
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
}

.memory-link:hover {
    text-decoration: underline;
}

.alert-source {
    font-size: 12px;
    color: var(--accent-purple);
    text-decoration: none;
}

.alert-source:hover {
    text-decoration: underline;
}

.news-source {
    font-size: 13px;
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
}

.news-source:hover {
    text-decoration: underline;
}

/* Error Message */
.error-message {
    padding: 12px;
    background: #ffe0e0;
    color: #c41e3a;
    border-radius: var(--radius-sm);
    font-size: 14px;
    text-align: center;
}

/* Undo Overlay */
.undo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 248, 245, 0.8);
    border-radius: var(--radius-lg);
    z-index: 5;
}

html[data-theme="dark"] .undo-overlay {
    background: rgba(22, 21, 32, 0.8);
}

/* Scroll to Top Button */
.scroll-top-btn {
    position: fixed;
    bottom: calc(var(--bottom-nav-height) + 28px);
    right: 20px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    color: var(--accent-purple);
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    z-index: 99;
    transition: opacity 0.2s, transform 0.2s;
    display: none;
}

.scroll-top-btn:hover {
    background: var(--accent-purple);
    color: white;
    transform: scale(1.1);
}

.scroll-top-btn.visible {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* AI Pick Heart Indicator */
.ai-pick-heart {
    position: absolute;
    bottom: 12px;
    right: 12px;
    font-size: 20px;
    cursor: help;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
    z-index: 2;
}

.ai-pick-heart:hover {
    opacity: 1;
    transform: scale(1.2);
}

.ai-pick-heart::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    right: 0;
    background: var(--text-primary);
    color: var(--bg-primary);
    padding: 6px 12px;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    margin-bottom: 6px;
}

.ai-pick-heart:hover::after {
    opacity: 1;
}

/* Onboarding Task */
.onboarding-task {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 8px);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    transition: opacity 0.5s, transform 0.5s, max-height 0.5s;
    max-height: 120px;
    overflow: hidden;
}

.onboarding-task::before {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 0;
    width: 4px;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    background: linear-gradient(180deg, var(--accent-purple), var(--accent-pink));
    opacity: 0.9;
}

.onboarding-task.task-completing {
    opacity: 0;
    transform: translateX(40px);
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    margin-bottom: 0;
}

.onboarding-done-msg {
    font-size: 15px;
    color: var(--text-secondary);
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
}

/* What's New Card */
.whats-new-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink, #d4a0d0));
    border-radius: var(--radius-lg);
    color: #fff;
}

.whats-new-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.whats-new-content {
    flex: 1;
}

.whats-new-text {
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    opacity: 0.95;
}

.whats-new-btn {
    background: rgba(255,255,255,0.2) !important;
    color: #fff !important;
    border: 1px solid rgba(255,255,255,0.4) !important;
    font-size: 13px;
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    cursor: pointer;
    backdrop-filter: blur(4px);
}

.whats-new-btn:active {
    background: rgba(255,255,255,0.35) !important;
}

/* Desktop Responsive */
@media (min-width: 768px) {
    .toast {
        bottom: var(--spacing-lg);
    }
    
    .card, .item {
        padding: var(--spacing-xl);
    }
    
    .filter-chips {
        flex-wrap: wrap;
    }
    
    .item-content {
        font-size: 15px;
    }
}

/* Help Learn More Links */
.help-learn-more {
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
}

.help-learn-more:hover {
    text-decoration: underline;
}

/* Help Sub-Pages */
.sub-page {
    padding: var(--spacing-md);
}

.sub-page-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--spacing-lg);
}

.sub-page-header h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.sub-page-body {
    padding-bottom: 100px;
}

.help-guide-section {
    margin-bottom: var(--spacing-lg);
}

.help-guide-section h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.help-guide-section p,
.help-guide-section ul {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.help-guide-section ul {
    padding-left: 20px;
    margin: 8px 0;
}

.help-guide-section li {
    margin-bottom: 6px;
}

.help-guide-section code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

/* Theme Picker */
.theme-picker {
    display: flex;
    gap: 8px;
}
.theme-option {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    background: var(--glass-bg);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.2s;
}
.theme-option.active {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    background: rgba(196, 181, 253, 0.08);
}
.theme-preview {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-light);
}
.theme-preview-light {
    background: linear-gradient(135deg, #FAF8F5, #FFFFFF);
}
.theme-preview-dark {
    background: linear-gradient(135deg, #161520, #1E1D2A);
}
.theme-preview-oled {
    background: #000000;
}

/* Update Banner */
.update-banner {
    position: fixed;
    top: env(safe-area-inset-top, 12px);
    left: 12px;
    right: 12px;
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--accent-purple);
    border-radius: 100px;
    box-shadow: var(--shadow-lg);
    font-size: 13px;
    color: var(--text-primary);
    animation: slideDown 0.3s ease;
}
.update-banner span { flex: 1; }
.update-banner button {
    padding: 6px 14px;
    border: none;
    border-radius: 100px;
    background: var(--accent-gradient);
    color: white;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}
@keyframes slideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}


.fab {
    position: fixed;
    right: 16px;
    bottom: calc(var(--bottom-nav-height) + 28px);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: var(--accent-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 110;
}

.fab.hidden { display: none !important; }

.brain-header-card,
.brain-note-card,
.capture-sheet-panel {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.brain-header-card {
    padding: var(--spacing-lg);
    border: 2px solid transparent;
    background-image: linear-gradient(var(--bg-card), var(--bg-card)), linear-gradient(135deg, var(--accent-purple), var(--accent-pink), var(--accent-purple));
    background-origin: border-box;
    background-clip: padding-box, border-box;
}
.brain-title { display:flex; align-items:center; gap:8px; font-size:22px; margin-bottom:6px; }
.brain-subtitle { color: var(--text-secondary); font-size: 14px; margin-bottom: var(--spacing-md); }
.brain-inline-capture { display:flex; flex-direction:column; gap:12px; margin-top:12px; }
.brain-capture-input, .brain-search-bar input {
    width:100%; border:1px solid var(--glass-border); background:var(--bg-primary); color:var(--text-primary);
    border-radius:16px; padding:14px 16px; font-size:15px; resize:vertical; min-height:88px;
}
.brain-capture-input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(196, 181, 253, 0.12);
    outline: none;
}
.brain-search-bar input { min-height:auto; padding:10px 12px; border:none; background:transparent; flex:1; }
.brain-search-clear { background:none; border:none; color:var(--text-secondary); cursor:pointer; padding:4px; opacity:0.7; }
.brain-search-clear:hover { opacity:1; color:var(--text-primary); }
.brain-inline-actions { display:flex; flex-direction:column; gap:10px; }
.brain-inline-categories, .capture-sheet-categories { display:flex; gap:8px; flex-wrap:wrap; padding:10px 12px; border:1px solid var(--glass-border); border-radius:12px; background:rgba(196, 181, 253,0.03); }
.brain-add-btn { align-self:flex-end; }
.brain-toolbar { display:flex; flex-direction:column; gap:10px; }
.brain-search-bar-wrap { display:flex; align-items:center; gap:10px; }
.brain-search-bar { display:flex; align-items:center; gap:8px; background:var(--bg-card); border:1px solid var(--glass-border); border-radius:999px; padding:0 12px; flex:1; min-width:0; }
.brain-subtitle-row { display:flex; align-items:center; gap:8px; position:relative; }
.brain-subtitle-row .brain-subtitle { margin:0; }
.brain-filter-collapse .filter-collapse-content { max-height:0; overflow:hidden; transition:max-height .3s ease; }
.brain-filter-collapse.expanded .filter-collapse-content { max-height:800px; }
.brain-filter-group { margin-top:12px; }
.brain-filter-label { display:block; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:0.8px; color:var(--text-secondary); margin-bottom:6px; }
.brain-sort-blue .brain-sort-btn.active,
.brain-view-green .brain-view-link.active {
    color: #fff;
    border-color: transparent;
    background-image: linear-gradient(var(--bg-card), var(--bg-card)), linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 8px 18px rgba(196, 181, 253, 0.14);
}
.brain-info-btn { width:24px; height:24px; border-radius:50%; border:1px solid var(--glass-border); background:transparent; color:var(--text-secondary); font-size:13px; font-weight:700; cursor:pointer; display:flex; align-items:center; justify-content:center; padding:0; }
.brain-info-btn:hover { color:var(--text-primary); border-color:var(--accent-purple); }
.brain-info-popover { position:absolute; top:calc(100% + 8px); left:0; width:min(260px, calc(100vw - 48px)); background:var(--bg-card); border:1px solid var(--glass-border); border-radius:14px; box-shadow:var(--shadow-lg); padding:12px; z-index:45; }
.brain-info-popover[hidden] { display:none; }
.brain-info-text { font-size:13px; line-height:1.45; color:var(--text-primary); margin-bottom:8px; }
.brain-info-link { font-size:13px; font-weight:600; color:var(--accent-purple); text-decoration:none; }
.brain-info-link:hover { text-decoration:underline; }
.brain-sort-toggle { display:flex; gap:8px; flex-wrap:wrap; }
.brain-sort-btn, .brain-view-link, .brain-inline-action, .category-pill {
    border:1px solid var(--glass-border); background:var(--bg-card); color:var(--text-primary); border-radius:999px; cursor:pointer;
}
.brain-sort-btn, .brain-view-link, .brain-inline-action { padding:8px 12px; font-size:13px; }
.brain-sort-btn.active, .brain-view-link.active, .category-pill.active {
    color: #fff;
    border-color: transparent;
    background-image: linear-gradient(var(--bg-card), var(--bg-card)), linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 0 8px 18px rgba(196, 181, 253, 0.14);
}

html[data-theme="oled"] .brain-sort-btn.active,
html[data-theme="oled"] .brain-view-link.active,
html[data-theme="oled"] .category-pill.active {
    box-shadow: 0 0 0 1px rgba(196, 181, 253, 0.18);
}
.category-filter-bar { display:flex; gap:8px; overflow-x:auto; padding-bottom:4px; }
.category-pill { display:inline-flex; align-items:center; gap:8px; padding:8px 12px; white-space:nowrap; }
.category-pill strong { font-size: 12px; color: var(--text-secondary); }
.category-add-btn { font-size: 18px; font-weight: 300; color: var(--text-secondary); min-width: 36px; justify-content: center; }
.category-add-btn:hover { color: var(--accent-purple); border-color: var(--accent-purple); }
.category-picker.active { background: rgba(196, 181, 253,0.18); }
.brain-view-links { display:flex; gap:8px; flex-wrap:wrap; }
.brain-note-card { position:relative; padding:16px; border-left:4px solid var(--brain-category, var(--accent-purple)); transition: transform 0.2s var(--ease-spring), box-shadow 0.2s; }
.brain-note-top, .brain-note-footer { display:flex; justify-content:space-between; gap:12px; align-items:flex-start; }
.brain-note-badges { display:flex; gap:8px; flex-wrap:wrap; }
.brain-note-category, .brain-pin { display:inline-flex; align-items:center; gap:6px; font-size:12px; color:var(--text-secondary); background:var(--bg-primary); padding:6px 10px; border-radius:999px; }
.brain-menu-wrap { position:relative; flex-shrink:0; }
.brain-menu-btn { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; background:none; border:none; color:var(--text-secondary); cursor:pointer; border-radius:12px; transition:background .18s ease, color .18s ease; }
.brain-menu-btn:hover, .brain-menu-btn.active { background:var(--bg-primary); color:var(--text-primary); }
.brain-action-menu { position:absolute; right:0; width:200px; background:var(--bg-card); border:1px solid var(--glass-border); border-radius:12px; box-shadow:0 18px 42px rgba(0,0,0,0.22), var(--shadow-lg); z-index:50; padding:8px 0; transform-origin:top right; animation:brainMenuIn .14s ease-out; }
.brain-action-menu.is-below { top:calc(100% + 8px); }
.brain-action-menu.is-above { bottom:calc(100% + 8px); transform-origin:bottom right; }
.brain-action-menu-item { display:flex; align-items:center; gap:10px; padding:10px 16px; border:none; background:rgba(196, 181, 253,0.12); color:var(--text-primary); font-size:14px; text-align:left; cursor:pointer; transition:background .18s ease, color .18s ease; border-radius:16px; margin:2px 6px; width:calc(100% - 12px); }
.brain-action-menu-item:hover, .brain-action-menu-item.selected { background:rgba(196, 181, 253,0.20); color:var(--text-primary); }
.brain-action-menu-item svg { flex-shrink:0; }
.brain-action-menu-item .brain-cat-icon svg { color: var(--menu-icon-color, var(--text-secondary)); fill: var(--menu-icon-color, currentColor); }
.brain-cat-dot { width:8px; height:8px; border-radius:50%; flex-shrink:0; }
.brain-action-menu-trailing { margin-left:auto; }
.brain-action-menu-item.danger { color:#ef4444; }
.brain-action-menu-divider { height:1px; margin:8px 0; background:var(--glass-border); }
.brain-action-menu-trailing, .brain-action-menu-check { display:inline-flex; align-items:center; color:var(--text-secondary); }
.brain-note-text { font-size:15px; line-height:1.55; margin:14px 0; white-space:pre-wrap; word-break:break-word; }
.brain-quick-actions { display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-end; }
.brain-inline-action.danger { color:#ef4444; border-color: rgba(239,68,68,0.35); }
.brain-inline-action.brain-sm { padding:6px 8px; font-size:12px; }
.recently-deleted-card { opacity:0.72; }

@keyframes brainMenuIn {
    from { opacity:0; transform:scale(0.95); }
    to { opacity:1; transform:scale(1); }
}
.brain-empty-state { padding: 42px 20px; }
.capture-sheet { position:fixed; inset:0; z-index:120; pointer-events:none; opacity:0; transition:opacity .2s ease; }
.capture-sheet.open { opacity:1; pointer-events:auto; }
.capture-sheet-backdrop { position:absolute; inset:0; background:rgba(10,10,20,.45); }
.capture-sheet-panel { position:absolute; left:12px; right:12px; bottom:12px; padding:16px; transform:translateY(16px); transition:transform .2s ease; }
.capture-sheet.open .capture-sheet-panel { transform:translateY(0); }
.capture-sheet-header, .capture-sheet-actions { display:flex; justify-content:space-between; align-items:center; gap:12px; }
.capture-sheet-count { text-align:right; font-size:12px; color:var(--text-secondary); margin-top:6px; }
@media (min-width: 768px) {
    .fab { right: 32px; }
    .brain-toolbar { flex-direction:row; align-items:center; justify-content:space-between; }
}

@media (prefers-reduced-motion: reduce) {
    .brain-action-menu { animation:none; }
}


.notable-persistent {
    position: relative;
    border-left: 4px solid var(--accent-purple);
    padding-left: calc(var(--spacing-lg) - 4px);
}

.notable-pinned-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: 8px;
}

.dismiss-notable-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dismiss-notable-btn:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.dismiss-notable-btn:active {
    transform: scale(0.95);
}

.notable-fade-out {
    animation: notableFadeOut 0.28s ease forwards;
}

@keyframes notableFadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(8px);
    }
}


.todo-detail-images { display:flex; gap:8px; flex-wrap:wrap; align-items:flex-start; }
.todo-detail-thumb-wrap { position:relative; }
.todo-add-image-btn { display:flex; align-items:center; gap:4px; padding:8px 12px; border-radius:8px; border:1px dashed var(--glass-border); color:var(--text-secondary); cursor:pointer; font-size:13px; position:relative; }
.todo-add-image-btn:hover { border-color:var(--accent-purple); color:var(--text-primary); }
.todo-add-image-btn input.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.todo-card-images { margin-top: 8px; align-items:center; }
.brain-edit-attachments { align-items:flex-start; }
.brain-edit-upload-btn { min-height:64px; display:inline-flex; justify-content:center; }
.todo-quick-add { flex-wrap:wrap; align-items:center; }
.todo-quick-add .brain-upload-btn { flex-shrink:0; }
#todoQuickAttachments { margin-top:-4px; margin-bottom:12px; }

/* Task / Todo Cards (Item 4) */
.task-card, .todo-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: transform 0.2s var(--ease-spring), box-shadow 0.2s;
}

.task-card:hover, .todo-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Skeleton shimmer (Item 8) */
.skeleton,
[class*="skeleton"] {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary) !important;
    border-color: transparent !important;
    color: transparent !important;
}

.skeleton::after,
[class*="skeleton"]::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(196, 181, 253, 0.08),
        rgba(249, 168, 212, 0.06),
        transparent
    );
    animation: shimmer 1.8s ease-in-out infinite;
}

html[data-theme="dark"] .skeleton::after,
html[data-theme="dark"] [class*="skeleton"]::after {
    background: linear-gradient(
        90deg,
        transparent,
        rgba(196, 181, 253, 0.06),
        rgba(249, 168, 212, 0.04),
        transparent
    );
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Dark mode elevation (Item 10) */
html[data-theme="dark"] .card,
html[data-theme="dark"] .item,
html[data-theme="dark"] .stat-card,
html[data-theme="dark"] .brain-note-card,
html[data-theme="dark"] .brain-header-card {
    background: linear-gradient(var(--elevation-2), var(--elevation-2)), var(--bg-card);
}

html[data-theme="dark"] .briefing-section,
html[data-theme="dark"] .quick-action-card,
html[data-theme="dark"] .greeting {
    background: linear-gradient(var(--elevation-1), var(--elevation-1)), var(--bg-card);
}

html[data-theme="dark"] .bottom-nav,
html[data-theme="dark"] .app-header {
    background: linear-gradient(var(--elevation-3), var(--elevation-3)), var(--bg-primary);
}

html[data-theme="oled"] .card,
html[data-theme="oled"] .item,
html[data-theme="oled"] .stat-card,
html[data-theme="oled"] .brain-note-card,
html[data-theme="oled"] .brain-header-card {
    background: linear-gradient(var(--elevation-2), var(--elevation-2)), var(--bg-card);
}

html[data-theme="oled"] .briefing-section,
html[data-theme="oled"] .quick-action-card,
html[data-theme="oled"] .greeting {
    background: linear-gradient(var(--elevation-1), var(--elevation-1)), var(--bg-card);
}

html[data-theme="oled"] .bottom-nav,
html[data-theme="oled"] .app-header {
    background: linear-gradient(var(--elevation-3), var(--elevation-3)), var(--bg-primary);
}