/* ═══════════════════════════════════════════════════════════════════════════
   SleepGuardian — Smart Home Styles
   Device grid, controls, room tabs, add device modal, quick actions.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Room Tabs ────────────────────────────────────────────────────────────── */

.room-tabs {
    display: flex;
    gap: 8px;
    padding: 0 0 var(--space-md) 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.room-tabs::-webkit-scrollbar { display: none; }

.room-tab {
    padding: 6px 16px;
    border-radius: 99px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.room-tab:hover {
    background: rgba(124, 77, 255, 0.12);
    border-color: rgba(124, 77, 255, 0.3);
}

.room-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.room-tab .room-count {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 6px;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.15);
    font-size: 0.7rem;
}

/* ── Device Grid ──────────────────────────────────────────────────────────── */

.smart-device-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

/* ── Device Card ──────────────────────────────────────────────────────────── */

.sd-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.sd-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.sd-card.sd-on {
    border-color: rgba(124, 77, 255, 0.3);
}

.sd-card.sd-on::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
}

.sd-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.sd-icon {
    font-size: 1.6rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 77, 255, 0.1);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.sd-on .sd-icon {
    background: rgba(124, 77, 255, 0.2);
}

.sd-info {
    flex: 1;
    min-width: 0;
}

.sd-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sd-room-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ── Power Toggle Switch ──────────────────────────────────────────────────── */

.sd-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.sd-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

.sd-toggle-track {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.1);
    transition: background var(--transition-fast);
    cursor: pointer;
}

.sd-toggle input:checked + .sd-toggle-track {
    background: var(--primary);
}

.sd-toggle-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    transition: transform var(--transition-fast);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.sd-toggle input:checked ~ .sd-toggle-thumb {
    transform: translateX(20px);
}

/* ── Status Text ──────────────────────────────────────────────────────────── */

.sd-status {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
    font-family: var(--font-mono);
}

.sd-status-off {
    color: var(--text-dim);
}

/* ── Expanded Controls ────────────────────────────────────────────────────── */

.sd-controls {
    display: none;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    margin-top: var(--space-sm);
    flex-direction: column;
    gap: var(--space-md);
}

.sd-card.sd-expanded .sd-controls {
    display: flex;
}

.sd-control-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sd-control-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    min-width: 70px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ── Slider ───────────────────────────────────────────────────────────────── */

.sd-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

.sd-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 6px rgba(124, 77, 255, 0.4);
}

.sd-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: none;
}

.sd-slider-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
    min-width: 45px;
    text-align: right;
}

/* ── Speed / Mode Chips ───────────────────────────────────────────────────── */

.sd-chips {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    flex: 1;
}

.sd-chip {
    padding: 4px 12px;
    border-radius: 99px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sd-chip:hover {
    border-color: rgba(124, 77, 255, 0.3);
    background: rgba(124, 77, 255, 0.1);
}

.sd-chip.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* ── Toggle (small, for swing etc.) ───────────────────────────────────────── */

.sd-mini-toggle {
    position: relative;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
}

.sd-mini-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }

.sd-mini-toggle .sd-toggle-track {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.1);
    transition: background var(--transition-fast);
    cursor: pointer;
}

.sd-mini-toggle input:checked + .sd-toggle-track {
    background: var(--good);
}

.sd-mini-toggle .sd-toggle-thumb {
    position: absolute;
    top: 2px; left: 2px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: #fff;
    transition: transform var(--transition-fast);
}

.sd-mini-toggle input:checked ~ .sd-toggle-thumb {
    transform: translateX(16px);
}

/* ── Temp Control ─────────────────────────────────────────────────────────── */

.sd-temp-control {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sd-temp-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.sd-temp-btn:hover {
    background: rgba(124, 77, 255, 0.15);
    border-color: rgba(124, 77, 255, 0.3);
}

.sd-temp-value {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    min-width: 50px;
    text-align: center;
}

/* ── Card Actions ─────────────────────────────────────────────────────────── */

.sd-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    padding-top: var(--space-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    margin-top: var(--space-sm);
}

.sd-action-btn {
    padding: 4px 10px;
    border-radius: var(--radius-md);
    border: none;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sd-action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.sd-action-btn.danger:hover {
    background: rgba(239, 83, 80, 0.15);
    color: var(--poor);
}

/* ── Add Device Modal ─────────────────────────────────────────────────────── */

.sd-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    margin: var(--space-md) 0;
}

.sd-type-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.sd-type-option:hover {
    border-color: rgba(124, 77, 255, 0.3);
    background: rgba(124, 77, 255, 0.08);
}

.sd-type-option.selected {
    border-color: var(--primary);
    background: rgba(124, 77, 255, 0.15);
}

.sd-type-option-icon {
    font-size: 1.5rem;
}

.sd-type-option-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.3;
}

/* ── Quick Actions ────────────────────────────────────────────────────────── */

.quick-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    padding: var(--space-md);
}

.qa-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.qa-btn:hover {
    background: rgba(124, 77, 255, 0.12);
    border-color: rgba(124, 77, 255, 0.3);
    transform: translateY(-1px);
}

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

.qa-icon {
    font-size: 1.1rem;
}

/* ── Channel Toggle (Smart Switch) ────────────────────────────────────────── */

.sd-channels {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.sd-channel {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ── Color Temp Gradient ──────────────────────────────────────────────────── */

.sd-slider.sd-slider-temp {
    background: linear-gradient(90deg, #FF8A50, #FFF3E0, #E3F2FD, #90CAF9);
}

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
    .smart-device-grid {
        grid-template-columns: 1fr;
    }

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

    .quick-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .sd-type-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}