/* ============================================
   Settings Page — UnPatient+ Medical Dashboard
   ============================================ */

/* Page Header */
.settings-page-header {
    margin-bottom: 32px;
}

.settings-page-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.settings-page-header p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Settings Layout */
.settings-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
    min-height: calc(100vh - 200px);
}

/* Settings Nav */
.settings-nav {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    padding: 16px;
    position: sticky;
    top: 24px;
    align-self: start;
}

.settings-nav-section {
    margin-bottom: 20px;
}

.settings-nav-section:last-child {
    margin-bottom: 0;
}

.settings-nav-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0 12px;
    margin-bottom: 8px;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--border-radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.settings-nav-item:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.settings-nav-item.active {
    background: linear-gradient(135deg, rgba(0, 195, 209, 0.1), rgba(20, 83, 213, 0.1));
    color: var(--primary);
    font-weight: 600;
}

.settings-nav-item i {
    width: 18px;
    text-align: center;
    font-size: 14px;
}

/* Settings Panel */
.settings-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Settings Sections */
.settings-section {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.settings-section-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.settings-section-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-section-header h3 i {
    color: var(--primary);
}

.settings-section-header p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

.settings-section-body {
    padding: 24px;
}

/* Profile Section */
.profile-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.profile-avatar-section {
    position: relative;
}

.profile-avatar-large {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    object-fit: cover;
}

.change-photo-btn {
    position: absolute;
    bottom: -4px;
    right: -4px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: white;
    border: 3px solid var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    cursor: pointer;
}

.profile-info h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px;
}

.profile-info p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

/* Form Fields */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-card);
    outline: none;
    transition: border-color 0.2s ease;
    font-family: inherit;
}

.form-input:focus {
    border-color: var(--accent);
}

.form-select {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-card);
    outline: none;
    transition: border-color 0.2s ease;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-select:focus {
    border-color: var(--accent);
}

/* Toggle Switch (reusable) */
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
}

.toggle-row:last-child {
    border-bottom: none;
}

.toggle-label {
    flex: 1;
}

.toggle-label-text {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.toggle-label-desc {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
    margin-left: 16px;
}

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

.toggle-switch .slider {
    position: absolute;
    inset: 0;
    background: var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.toggle-switch .slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: white;
    bottom: 3px;
    left: 3px;
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .slider {
    background: linear-gradient(135deg, var(--accent), var(--primary));
}

.toggle-switch input:checked + .slider::before {
    transform: translateX(20px);
}

/* Connected Devices */
.device-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.device-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
}

.device-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-secondary);
}

.device-info {
    flex: 1;
}

.device-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.device-status {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.device-status .status-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
}

.device-disconnect-btn {
    padding: 6px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.device-disconnect-btn:hover {
    border-color: var(--critical);
    color: var(--critical);
}

/* Slider */
.slider-group {
    margin-bottom: 16px;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.slider-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.slider-value {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
}

.settings-slider {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg-primary);
    border-radius: 3px;
    outline: none;
}

.settings-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.settings-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    border: none;
}

/* Checkbox Group */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.checkbox-item label {
    font-size: 13px;
    color: var(--text-primary);
}

/* Sessions */
.session-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.session-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
}

.session-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--text-muted);
}

.session-info {
    flex: 1;
}

.session-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
}

.session-detail {
    font-size: 11px;
    color: var(--text-muted);
}

.session-current {
    font-size: 10px;
    font-weight: 500;
    color: var(--success);
    background: var(--success-light);
    padding: 3px 8px;
    border-radius: 8px;
}

/* Action Buttons */
.settings-btn {
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.settings-btn.primary {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: white;
    border: none;
}

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

.settings-btn.secondary {
    background: var(--bg-card);
    color: var(--primary);
    border: 1px solid var(--primary);
}

.settings-btn.secondary:hover {
    background: var(--primary);
    color: white;
}

.settings-btn.danger {
    background: var(--bg-card);
    color: var(--critical);
    border: 1px solid var(--critical);
}

.settings-btn.danger:hover {
    background: var(--critical);
    color: white;
}

/* Subsections */
.settings-subsection {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
}

.settings-subsection h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 12px;
}

.settings-subsection p {
    font-size: 12px;
    color: var(--text-muted);
    margin: 0 0 12px;
}

/* Slider Labels */
.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 11px;
    color: var(--text-muted);
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 16px;
}

/* Password Row */
.password-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.password-status {
    font-size: 13px;
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Responsive */
@media (max-width: 1200px) {
    .settings-layout {
        grid-template-columns: 1fr;
    }

    .settings-nav {
        position: static;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
    }

    .settings-nav-section {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
        margin-bottom: 0;
    }

    .settings-nav-label {
        width: 100%;
        margin-bottom: 4px;
    }
}

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

    .form-group.full-width {
        grid-column: auto;
    }
}