/* Settings Page Styles */
body.settings-page {
    overflow-y: auto !important;
    overflow-x: hidden;
    height: auto;
    min-height: 100vh;
}

body.settings-page #app {
    height: auto;
    min-height: 100vh;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, rgba(15, 15, 20, 0.98) 0%, rgba(15, 15, 20, 0.95) 100%);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
}

.logo-symbol {
    font-size: 1.5rem;
    color: var(--primary, #9F7AEA);
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
}

.page-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.back-btn {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.2s;
    font-size: 0.9rem;
}

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

/* Settings Container — desktop: sidebar + content */
.settings-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 24px 120px;
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

/* Sidebar Nav */
.settings-nav {
    position: sticky;
    top: 80px;
    flex-shrink: 0;
    width: 200px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 0;
}

.nav-item {
    display: block;
    padding: 10px 16px;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(159, 122, 234, 0.12);
    color: var(--primary, #9F7AEA);
    font-weight: 500;
}

/* Content area */
.settings-content {
    flex: 1;
    min-width: 0;
}

/* Settings Section */
.settings-section {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    margin-bottom: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-icon {
    font-size: 1.3rem;
}

.section-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.section-content {
    padding: 20px;
}

/* Profile Card */
.profile-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    margin-bottom: 20px;
}

.profile-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary, #9F7AEA), #667eea);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    flex-shrink: 0;
}

.profile-info h3 {
    margin: 0 0 4px;
    font-size: 1.2rem;
}

.profile-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.member-since {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 10px;
    border-radius: 12px;
}

/* Setting Items */
.setting-item {
    margin-bottom: 20px;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    display: block;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.setting-item input[type="text"],
.setting-item input[type="time"],
.setting-item select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.2s;
    box-sizing: border-box;
}

.setting-item input:focus,
.setting-item select:focus {
    outline: none;
    border-color: var(--primary, #9F7AEA);
    background: rgba(255, 255, 255, 0.08);
}

.setting-item select {
    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='%23ffffff' fill-opacity='0.6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.setting-hint {
    display: block;
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Toggle Items */
.toggle-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    margin-bottom: 12px;
}

.toggle-item:last-child {
    margin-bottom: 0;
}

.setting-info {
    flex: 1;
}

.setting-info label {
    margin-bottom: 4px;
}

.setting-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

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

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 28px;
    transition: 0.3s;
}

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

.toggle input:checked + .slider {
    background: var(--primary, #9F7AEA);
}

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

.toggle input:disabled + .slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Range Container */
.range-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.range-container input[type="range"] {
    flex: 1;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
    outline: none;
}

.range-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary, #9F7AEA);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s;
}

.range-container input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.range-value {
    min-width: 50px;
    text-align: right;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Data Actions */
.data-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
}

.btn-icon {
    font-size: 1.5rem;
}

.btn-content {
    flex: 1;
}

.btn-title {
    display: block;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.btn-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.export-btn:hover {
    border-color: #4CAF50;
}

.clear-btn:hover {
    border-color: #FF9800;
}

.danger-btn:hover {
    border-color: #f44336;
}

.danger-btn .btn-title {
    color: #f44336;
}

/* Data Stats */
.data-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.stat-item {
    text-align: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
}

.stat-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary, #9F7AEA);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* About Section */
.about-info {
    text-align: center;
}

.app-branding {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.app-logo {
    font-size: 2.5rem;
    color: var(--primary, #9F7AEA);
}

.app-branding h3 {
    margin: 0;
    font-size: 1.3rem;
}

.app-branding p {
    margin: 4px 0 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.version-info {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.separator {
    margin: 0 8px;
}

.links {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.about-link {
    color: var(--primary, #9F7AEA);
    text-decoration: none;
    font-size: 0.9rem;
    transition: opacity 0.2s;
}

.about-link:hover {
    opacity: 0.8;
}

/* Save Bar */
.save-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 16px 24px;
    background: linear-gradient(180deg, rgba(15, 15, 20, 0.95) 0%, rgba(15, 15, 20, 0.98) 100%);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(100%);
    transition: transform 0.3s ease;
    z-index: 100;
}

.save-bar.visible {
    transform: translateY(0);
}

.unsaved-indicator {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.save-btn {
    padding: 12px 32px;
    background: var(--primary, #9F7AEA);
    color: var(--text-primary);
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.save-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(159, 122, 234, 0.4);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: #1a1a2e;
    border-radius: 16px;
    padding: 32px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s;
}

.modal-overlay.visible .modal-content {
    transform: scale(1);
}

.modal-content h3 {
    margin: 0 0 12px;
    font-size: 1.3rem;
}

.modal-content p {
    margin: 0 0 24px;
    color: var(--text-secondary);
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.modal-btn {
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.modal-btn.cancel {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

.modal-btn.cancel:hover {
    background: rgba(255, 255, 255, 0.15);
}

.modal-btn.confirm {
    background: var(--primary, #9F7AEA);
    color: var(--text-primary);
}

.modal-btn.confirm.danger {
    background: #f44336;
}

.modal-btn.confirm:hover {
    transform: scale(1.02);
}

/* ==============================
   Cultural Lens / Overlay Cards
   ============================== */

.cultural-overlay-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 1rem;
}

.overlay-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 18px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.25s ease;
    color: var(--text-secondary);
    font-family: inherit;
    text-align: center;
}

.overlay-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(159, 122, 234, 0.3);
    transform: translateY(-2px);
}

.overlay-card.active {
    background: rgba(159, 122, 234, 0.12);
    border-color: var(--primary, #9F7AEA);
    color: var(--text-primary);
    box-shadow: 0 0 20px rgba(159, 122, 234, 0.15);
}

.overlay-icon {
    font-size: 1.8rem;
    line-height: 1;
    margin-bottom: 2px;
}

.overlay-name {
    font-size: 0.95rem;
    font-weight: 600;
}

.overlay-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.3;
}

.overlay-card.active .overlay-desc {
    color: var(--text-secondary);
}

.overlay-preview {
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid var(--primary, #9F7AEA);
    border-radius: 0 10px 10px 0;
    padding: 14px 18px;
    margin-top: 0.5rem;
}

.preview-quote {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.5;
    margin-bottom: 6px;
}

.preview-source {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
}

/* ==============================
   Responsive Breakpoints
   ============================== */

/* Tablet — hide sidebar, widen content */
@media (max-width: 900px) {
    .settings-nav {
        display: none;
    }

    .settings-container {
        max-width: 700px;
        padding: 80px 20px 120px;
    }
}

/* Mobile */
@media (max-width: 600px) {
    .settings-container {
        padding: 70px 16px 100px;
    }

    .profile-card {
        flex-direction: column;
        text-align: center;
    }

    .data-stats {
        grid-template-columns: 1fr;
    }

    .links {
        flex-direction: column;
        gap: 12px;
    }

    .header {
        padding: 0 16px;
    }

    .page-title {
        font-size: 1rem;
    }

    .back-btn {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}