/**
 * Public Profile Page
 * 與 Ramen Club 主站設計一致
 * Apple-inspired + Warm Food Accent
 */

@import './design-system.css';

/* ===== PAGE LAYOUT ===== */
body {
    background-color: var(--bg-secondary);
    min-height: 100vh;
}

.profile-page {
    max-width: 680px;
    margin: 0 auto;
    padding-bottom: var(--space-3xl);
    background-color: var(--bg-primary);
    min-height: 100vh;
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    background-color: var(--bg-primary);
}

.loading-screen .spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border-default);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-screen p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===== ERROR PAGE ===== */
.error-page {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-primary);
    padding: var(--space-lg);
}

.error-content {
    text-align: center;
    max-width: 300px;
}

.error-content i {
    font-size: 64px;
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
}

.error-content h2 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.error-content p {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

/* ===== HEADER ===== */
.profile-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
}

/* Logo link in header */
.profile-header .navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--primary);
    text-decoration: none;
}

.profile-header .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
    padding: 0 var(--space-md);
}

.back-btn,
.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    text-decoration: none;
}

.back-btn:hover,
.share-btn:hover {
    background-color: var(--bg-secondary);
}

.nav-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

/* ===== PROFILE INFO ===== */
.profile-info {
    padding: var(--space-xl) var(--space-md);
    background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg-primary) 100%);
}

.profile-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

/* Avatar */
.avatar-wrapper {
    flex-shrink: 0;
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-light);
    background-color: var(--bg-secondary);
}

@media (min-width: 480px) {
    .user-avatar {
        width: 96px;
        height: 96px;
    }
}

/* Stats Row */
.stats-row {
    display: flex;
    gap: var(--space-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary);
    line-height: 1.2;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Profile Details */
.profile-details {
    margin-top: var(--space-md);
}

.display-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin: 0 0 var(--space-xs) 0;
    line-height: 1.3;
}

.user-title {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0 0 var(--space-sm) 0;
}

.user-bio {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    line-height: var(--line-height-relaxed);
    margin: 0 0 var(--space-md) 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.user-bio:empty {
    display: none;
}

.user-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.meta-item i {
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

/* ===== EDIT PROFILE SECTION ===== */
.edit-profile-section {
    margin-top: var(--space-lg);
    display: flex;
    justify-content: center;
}

.edit-profile-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--primary-color);
    background-color: transparent;
    border: 1.5px solid var(--primary-color);
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.edit-profile-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.edit-profile-btn i {
    font-size: var(--font-size-xs);
}

/* ===== TABS ===== */
.profile-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 52px;
    z-index: calc(var(--z-sticky) - 1);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    color: var(--primary);
    background-color: var(--primary-light);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-btn i {
    font-size: var(--font-size-base);
}

/* ===== TAB CONTENT ===== */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ===== REVIEWS TIMELINE ===== */
.reviews-timeline {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.review-card {
    display: block;
    padding: var(--space-lg);
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
    cursor: pointer;
}

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

.review-card:active {
    transform: translateY(0);
}

/* Review Header */
.review-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.shop-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    object-fit: cover;
    background-color: var(--bg-secondary);
    flex-shrink: 0;
}

.review-card-meta {
    flex: 1;
    min-width: 0;
}

.shop-name {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.shop-name:hover {
    color: var(--primary);
    text-decoration: none;
}

.review-date {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

.review-rating {
    color: var(--accent);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

/* 推薦/不推薦標籤 */
.review-recommend {
    flex-shrink: 0;
}

.recommend-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.recommend-badge.recommend {
    background-color: rgba(52, 199, 89, 0.1);
    color: #34C759;
}

.recommend-badge.neutral {
    background-color: rgba(142, 142, 147, 0.1);
    color: #8E8E93;
}

.recommend-badge.not-recommend {
    background-color: rgba(174, 174, 178, 0.1);
    color: var(--text-tertiary);
}

.recommend-badge i {
    font-size: 10px;
}

/* Review Content */
.review-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--space-xs) 0;
}

.review-content {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Review Images */
.review-images {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: var(--space-xs);
}

.review-images::-webkit-scrollbar {
    display: none;
}

.review-image {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    object-fit: cover;
    flex-shrink: 0;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.review-image:hover {
    opacity: 0.9;
}

/* Review Footer */
.review-footer {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
}

.review-stat {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.review-type-badge {
    font-size: var(--font-size-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: var(--font-weight-medium);
}

/* ===== PHOTOS GRID ===== */
.photos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xs);
    padding: var(--space-md);
}

.photo-item {
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.photo-item:hover {
    box-shadow: var(--shadow-md);
    transform: scale(1.02);
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) var(--space-lg);
    text-align: center;
}

.empty-state i {
    font-size: 48px;
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

.empty-state p {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
}

/* ===== LOAD MORE ===== */
.load-more-container {
    display: flex;
    justify-content: center;
    padding: var(--space-lg);
}

.load-more-btn {
    padding: var(--space-sm) var(--space-xl);
}

/* ===== IMAGE MODAL ===== */
.image-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background-color: rgba(0, 0, 0, 0.95);
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.image-modal.active {
    display: flex;
}

.image-modal img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--radius-full);
    color: white;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.modal-close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: 44px;
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.btn-ghost {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-default);
}

.btn-ghost:hover {
    background-color: var(--bg-secondary);
    border-color: var(--border-strong);
}

/* ===== LOADING STATES ===== */
.loading-spinner {
    display: flex;
    justify-content: center;
    padding: var(--space-xl);
}

.loading-spinner::after {
    content: '';
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-default);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ===== SKELETON LOADING ===== */
.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
}

.skeleton-text {
    height: 16px;
    margin-bottom: var(--space-sm);
}

.skeleton-text.short {
    width: 60%;
}

.skeleton-text.medium {
    width: 80%;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 480px) {
    .profile-info {
        padding: var(--space-xl) var(--space-lg);
    }
    
    .stats-row {
        gap: var(--space-2xl);
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
    }
}

@media (min-width: 640px) {
    .profile-page {
        margin-top: var(--space-lg);
        margin-bottom: var(--space-lg);
        border-radius: var(--radius-xl);
        box-shadow: var(--shadow-lg);
        overflow: hidden;
    }
    
    .reviews-timeline {
        padding: var(--space-lg);
    }
    
    .review-images {
        gap: var(--space-sm);
    }
    
    .review-image {
        width: 120px;
        height: 120px;
    }
}

@media (min-width: 768px) {
    .profile-page {
        max-width: 720px;
    }
}

/* ===== DARK MODE SUPPORT (Reserved) ===== */
/* 網站目前使用淺色主題，暗色模式保留未來擴展 */

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    .loading-screen .spinner,
    .loading-spinner::after {
        animation: none;
    }
    
    .skeleton {
        animation: none;
        background: var(--bg-secondary);
    }
    
    * {
        transition: none !important;
    }
}

/* ===== NAV ACTIONS ===== */
.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* ===== AVATAR EDIT OVERLAY ===== */
.avatar-wrapper {
    position: relative;
}

.avatar-edit-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: var(--radius-full);
    opacity: 0;
    transition: opacity var(--transition-fast);
    color: white;
    font-size: var(--font-size-lg);
}

.avatar-wrapper:hover .avatar-edit-overlay {
    opacity: 1;
}

/* ===== EDIT MODAL ===== */
#edit-profile-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
    display: none;
    align-items: flex-end;
    justify-content: center;
    /* 覆蓋 design-system.css 的所有設定 */
    max-height: none;
    background-color: transparent;
    border-radius: 0;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
}

#edit-profile-modal.show,
#edit-profile-modal[style*="display: flex"] {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
}

@media (min-width: 640px) {
    #edit-profile-modal {
        align-items: center;
    }
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    background-color: var(--bg-primary, #fff);
    border-radius: var(--radius-xl, 16px) var(--radius-xl, 16px) 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

@media (min-width: 640px) {
    .modal-content {
        border-radius: var(--radius-xl, 16px);
        max-height: 80vh;
        animation: fadeIn 0.2s ease;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-light, #eee);
    flex-shrink: 0;
}

.modal-header h3 {
    font-size: var(--font-size-lg, 18px);
    font-weight: var(--font-weight-semibold, 600);
    margin: 0;
}

.modal-close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-full, 50%);
    color: var(--text-secondary, #666);
    font-size: var(--font-size-lg, 18px);
    cursor: pointer;
    transition: background-color var(--transition-fast, 0.2s);
}

.modal-close-btn:hover {
    background-color: var(--bg-secondary, #f5f5f5);
}

.modal-body {
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border-light, #eee);
    flex-shrink: 0;
}

.modal-footer .btn {
    flex: 1;
}

/* ===== FORM STYLES ===== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: var(--font-size-sm, 14px);
    font-weight: var(--font-weight-medium, 500);
    color: var(--text-primary, #333);
}

.form-group label .required {
    color: var(--danger, #f44336);
}

.form-group input[type="text"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-base, 16px);
    border: 1.5px solid var(--border-default, #ddd);
    border-radius: var(--radius-md, 8px);
    background-color: var(--bg-primary, #fff);
    color: var(--text-primary, #333);
    transition: border-color var(--transition-fast, 0.2s), box-shadow var(--transition-fast, 0.2s);
}

.form-group input[type="text"]:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary, #E85D50);
    box-shadow: 0 0 0 3px rgba(232, 93, 80, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    display: block;
    margin-top: var(--space-xs);
    font-size: var(--font-size-xs, 12px);
    color: var(--text-tertiary, #999);
}

.form-hint.char-count {
    text-align: right;
}

.text-muted {
    color: var(--text-tertiary, #999);
    font-weight: normal;
}

/* Input with prefix */
.input-with-prefix {
    display: flex;
    align-items: stretch;
}

.input-prefix {
    display: flex;
    align-items: center;
    padding: 0 var(--space-sm);
    background-color: var(--bg-secondary, #f5f5f5);
    border: 1.5px solid var(--border-default, #ddd);
    border-right: none;
    border-radius: var(--radius-md, 8px) 0 0 var(--radius-md, 8px);
    color: var(--text-secondary, #666);
    font-size: var(--font-size-sm, 14px);
}

.input-with-prefix input {
    border-radius: 0 var(--radius-md, 8px) var(--radius-md, 8px) 0;
}

/* Toggle switch */
.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
}

.toggle-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-switch {
    position: relative;
    width: 48px;
    height: 28px;
    background-color: var(--bg-tertiary, #e0e0e0);
    border-radius: var(--radius-full, 14px);
    transition: background-color var(--transition-fast, 0.2s);
    flex-shrink: 0;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background-color: white;
    border-radius: var(--radius-full, 50%);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-fast, 0.2s);
}

.toggle-label input:checked + .toggle-switch {
    background-color: var(--primary, #E85D50);
}

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

.toggle-text {
    font-size: var(--font-size-base, 16px);
    color: var(--text-primary, #333);
}

/* Avatar upload */
.avatar-upload-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.avatar-upload-preview {
    position: relative;
    width: 100px;
    height: 100px;
    margin-bottom: var(--space-sm);
}

.avatar-upload-preview img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full, 50%);
    object-fit: cover;
    border: 3px solid var(--border-light, #eee);
}

.avatar-upload-btn {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary, #E85D50);
    color: white;
    border-radius: var(--radius-full, 50%);
    cursor: pointer;
    transition: transform var(--transition-fast, 0.2s);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.avatar-upload-btn:hover {
    transform: scale(1.1);
}

/* ===== BUTTON VARIANTS ===== */
.btn-outline {
    background-color: transparent;
    color: var(--primary, #E85D50);
    border: 1.5px solid var(--primary, #E85D50);
}

.btn-outline:hover {
    background-color: var(--primary, #E85D50);
    color: white;
}

.btn-secondary {
    background-color: var(--bg-secondary, #f5f5f5);
    color: var(--text-primary, #333);
    border: none;
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary, #e0e0e0);
}

/* ===== DARK MODE MODAL (Reserved) ===== */
/* 網站目前使用淺色主題，暗色模式保留未來擴展 */