/* ───────────────────────────────────────────────────────────────
   Spaxel Simple Mode Styles
   Mobile-first, card-based UI for household members.
   ─────────────────────────────────────────────────────────────── */

/* ── Page Layout ─────────────────────────────────────────────────────── */
body.simple-mode {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    background: var(--bg-page);
    color: var(--text-primary);
    min-height: 100vh;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.simple-header {
    position: sticky;
    top: 0;
    height: 56px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    padding-top: max(0px, env(safe-area-inset-top));
    z-index: 100;
}

.simple-header h1 {
    font-size: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.simple-header .header-icon {
    width: 24px;
    height: 24px;
    color: var(--blue-9);
}

.header-actions {
    display: flex;
    gap: 8px;
}

.header-btn {
    background: transparent;
    border: none;
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.2s;
}

.header-btn:hover {
    background: var(--bg-hover);
}

.header-btn svg {
    width: 20px;
    height: 20px;
}

/* ── Alert Banner ─────────────────────────────────────────────────────────── */
.simple-alert-banner {
    padding: 12px 16px;
    background: var(--alert-bg);
    border-bottom: 1px solid var(--alert-border);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.simple-alert-banner.hidden {
    display: none;
}

.simple-alert-banner.warning {
    background: var(--warn-bg);
    border-bottom-color: var(--warn-border);
}

.simple-alert-banner.info {
    background: var(--blue-muted);
    border-bottom-color: var(--blue-border);
}

.simple-alert-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.simple-alert-banner.warning .simple-alert-icon {
    color: var(--warn);
}

.simple-alert-banner.alert .simple-alert-icon {
    color: var(--alert);
}

.simple-alert-banner.info .simple-alert-icon {
    color: var(--blue-9);
}

.simple-alert-content {
    flex: 1;
    min-width: 0;
}

.simple-alert-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.simple-alert-message {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.simple-alert-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.simple-alert-btn {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.simple-alert-btn.primary {
    background: var(--blue-9);
    color: white;
    border: none;
}

.simple-alert-btn.primary:hover {
    background: var(--blue-10);
}

.simple-alert-btn.secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.simple-alert-btn.secondary:hover {
    background: var(--bg-hover);
}

/* ── Quick Actions ─────────────────────────────────────────────────────────── */
.quick-actions-section {
    padding: 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.quick-actions-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 8px;
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    background: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.quick-action-btn:hover {
    background: var(--bg-hover);
    border-color: var(--blue-9);
}

.quick-action-btn:active {
    transform: scale(0.98);
}

.quick-action-btn.active {
    background: var(--ok-bg);
    border-color: var(--ok-border);
}

.quick-action-btn.active .quick-action-icon {
    color: var(--ok);
}

.quick-action-icon {
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
}

.quick-action-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
    text-align: center;
}

.quick-action-btn.active .quick-action-label {
    color: var(--ok);
}

/* ── Sleep Summary Card ───────────────────────────────────────────────────── */
.sleep-summary-card {
    padding: 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.sleep-summary-card.hidden {
    display: none;
}

.sleep-summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.sleep-summary-title {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sleep-summary-icon {
    width: 20px;
    height: 20px;
    color: var(--purple-9);
}

.sleep-summary-date {
    font-size: 12px;
    color: var(--text-muted);
}

.sleep-summary-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.sleep-stat {
    text-align: center;
    padding: 12px;
    background: var(--bg-page);
    border-radius: 8px;
}

.sleep-stat-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.sleep-stat-label {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

.sleep-summary-quality {
    margin-top: 12px;
    padding: 10px 12px;
    background: var(--bg-page);
    border-radius: 8px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sleep-quality-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ok);
}

.sleep-quality-indicator.fair {
    background: var(--warn);
}

.sleep-quality-indicator.poor {
    background: var(--alert);
}

/* ── Room Cards Section ───────────────────────────────────────────────────── */
.room-cards-section {
    padding: 16px;
    background: var(--bg-page);
    border-bottom: 1px solid var(--border-color);
}

.room-cards-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.room-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

@media (max-width: 480px) {
    .room-cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 8px;
    }
}

.room-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}

.room-card:hover {
    border-color: var(--blue-9);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.room-card.occupied {
    border-color: var(--ok-border);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(76, 175, 80, 0.05) 100%);
}

.room-card.occupied::before {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--ok);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--ok);
}

.room-card.alert {
    border-color: var(--alert-border);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(229, 72, 77, 0.05) 100%);
}

.room-card.alert::before {
    background: var(--alert);
    box-shadow: 0 0 8px var(--alert);
}

.room-card-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.room-card-status {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.room-card-status svg {
    flex-shrink: 0;
}

.room-card-occupants {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 8px;
}

.occupant-badge {
    font-size: 11px;
    padding: 2px 6px;
    background: var(--bg-hover);
    border-radius: 4px;
    color: var(--text-secondary);
}

.room-card.empty .room-card-status {
    color: var(--text-muted);
}

/* ── Loading State ─────────────────────────────────────────────────────────── */
.room-cards-loading {
    text-align: center;
    padding: 24px;
    color: var(--text-muted);
    font-size: 14px;
}

.room-cards-loading::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* ── Timeline Section ──────────────────────────────────────────────────────── */
.timeline-section {
    background: var(--bg-page);
    min-height: calc(100vh - 200px);
}

.timeline-header-simple {
    padding: 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.timeline-header-simple h2 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.filter-btn {
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.filter-btn:hover {
    background: var(--bg-page);
    border-color: var(--blue-9);
}

.filter-btn svg {
    width: 16px;
    height: 16px;
}

/* ── Filter Panel ──────────────────────────────────────────────────────────── */
.timeline-filter-panel {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px;
    display: none;
}

.timeline-filter-panel.visible {
    display: block;
}

.filter-group {
    margin-bottom: 16px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-checkbox {
    display: none;
}

.filter-label {
    padding: 6px 12px;
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.filter-checkbox:checked + .filter-label {
    background: var(--blue-9);
    color: white;
    border-color: var(--blue-9);
}

.filter-select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--blue-9);
}

/* ── Timeline Container ───────────────────────────────────────────────────── */
#timeline-container {
    padding: 16px;
    max-width: 800px;
    margin: 0 auto;
}

/* ── Timeline Event Item ──────────────────────────────────────────────────── */
.timeline-event {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.timeline-event:hover {
    border-color: var(--blue-9);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.timeline-event.selected {
    border-color: var(--blue-9);
    background: rgba(59, 130, 246, 0.05);
}

.timeline-event-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.event-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.event-icon svg {
    width: 20px;
    height: 20px;
}

.event-icon.presence {
    background: rgba(59, 130, 246, 0.1);
    color: var(--blue-9);
}

.event-icon.zone {
    background: rgba(34, 197, 94, 0.1);
    color: var(--green-9);
}

.event-icon.alert {
    background: rgba(239, 68, 68, 0.1);
    color: var(--red-9);
}

.event-icon.system {
    background: rgba(107, 114, 128, 0.1);
    color: var(--gray-9);
}

.event-icon.learning {
    background: rgba(168, 85, 247, 0.1);
    color: var(--purple-9);
}

.timeline-event-content {
    flex: 1;
    min-width: 0;
}

.event-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.event-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.event-tag {
    padding: 2px 6px;
    background: var(--bg-hover);
    border-radius: 4px;
    font-size: 11px;
}

.event-actions {
    display: flex;
    gap: 4px;
}

.event-action-btn {
    background: transparent;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--text-muted);
    border-radius: 4px;
    transition: all 0.2s;
}

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

.event-action-btn.active {
    color: var(--blue-9);
}

.event-action-btn svg {
    width: 16px;
    height: 16px;
}

/* ── Loading & Empty States ────────────────────────────────────────────────── */
.timeline-loading {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.timeline-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.timeline-empty svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.load-more-btn {
    width: 100%;
    padding: 16px;
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.load-more-btn:hover {
    background: var(--bg-card);
    border-color: var(--blue-9);
    color: var(--blue-9);
}

.load-more-btn.loading {
    opacity: 0.7;
    cursor: wait;
}

/* ── Connection Status Banner ─────────────────────────────────────────────── */
.connection-banner {
    padding: 8px 16px;
    background: var(--warn-bg);
    border-bottom: 1px solid var(--warn-border);
    color: var(--warn);
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.connection-banner.connected {
    display: none;
}

/* ── Toast Notifications ───────────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    animation: toast-in 0.3s ease-out;
    pointer-events: auto;
    max-width: 90vw;
}

.toast.success {
    border-color: var(--ok-border);
}

.toast.error {
    border-color: var(--alert-border);
}

.toast.info {
    border-color: var(--blue-border);
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* ── Responsive Adjustments ───────────────────────────────────────────────── */
@media (max-width: 480px) {
    .sleep-summary-content {
        grid-template-columns: 1fr;
        gap: 8px;
    }

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

    .simple-alert-actions {
        flex-direction: column;
    }

    .simple-alert-btn {
        width: 100%;
    }
}

/* ── Dark/Light Mode Support (for future) ────────────────────────────────────── */
@media (prefers-color-scheme: light) {
    body.simple-mode.light-theme {
        --bg-page: #f5f5f5;
        --bg-card: #ffffff;
        --bg-hover: #e8e8e8;
        --text-primary: #1a1a1a;
        --text-secondary: #666666;
        --text-muted: #999999;
        --border-color: rgba(0,0,0,0.1);
    }
}