/* =========================================
   共用CSS - 已重構為使用 V2 設計系統
   ========================================= */

/* 基礎樣式 */
* {
    font-family: var(--font-body);
}

body {
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
}

/* 共用組件樣式 */
.breadcrumb-section {
    background: var(--bg-surface);
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

/* Progress Steps - 共用樣式 */
.progress-container {
    background: var(--bg-surface);
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
}

.progress-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    flex: 1;
    max-width: 150px;
}

.step-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 18px;
    margin-bottom: 12px;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.step-circle.completed {
    background: var(--color-success);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-sm);
}

.step-circle.active {
    background: var(--color-primary);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-sm);
}

.step-circle.pending {
    background: var(--bg-body);
    color: var(--text-muted);
    border: 2px solid var(--border-color);
}

.step-label {
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.step-label.active {
    color: var(--color-primary);
    font-weight: 600;
}

.step-label.completed {
    color: var(--color-success);
    font-weight: 600;
}

.step-connector {
    position: absolute;
    top: 25px;
    left: 50%;
    right: -50%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
}

.step-connector.completed {
    background: var(--color-success);
}

.progress-step:last-child .step-connector {
    display: none;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .progress-steps {
        flex-direction: column;
        gap: 20px;
        max-width: 100%;
    }

    .progress-step {
        max-width: 100%;
        flex: none;
    }

    .step-connector {
        display: none;
    }

    .step-label {
        font-size: 12px;
    }

    .step-circle {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .progress-container {
        padding: 20px 0;
    }

    .step-circle {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }

    .step-label {
        font-size: 11px;
    }
}

.breadcrumb-modern {
    background: none;
    padding: 0;
    margin: 0;
    font-size: 14px;
}

.breadcrumb-modern .breadcrumb-item {
    color: var(--text-secondary);
}

.breadcrumb-modern .breadcrumb-item.active {
    color: var(--color-primary);
    font-weight: 500;
}

.breadcrumb-modern .breadcrumb-item+.breadcrumb-item::before {
    content: "/";
    color: var(--text-muted);
}

/* 頁面標題樣式 */
.page-header {
    background: var(--bg-surface);
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* 搜尋和篩選區域 */
.search-filter-section {
    background: var(--bg-surface);
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 80px;
    z-index: 999;
}

.search-box {
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 20px 12px 50px;
    border: 2px solid var(--border-color);
    border-radius: 24px;
    font-size: 16px;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* 篩選標籤 */
.filter-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

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

.filter-tab {
    padding: 8px 16px;
    background: var(--bg-body);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.filter-tab:hover,
.filter-tab.active {
    background: var(--color-primary);
    color: var(--text-on-primary);
    border-color: transparent;
    transform: translateY(-1px);
}

/* 排序下拉選單 */
.sort-dropdown {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
    background: var(--bg-surface);
    color: var(--text-primary);
    font-size: 14px;
}

/* 側邊欄篩選 */
.sidebar-filters {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: sticky;
    top: 200px;
}

.filter-section {
    margin-bottom: 32px;
}

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

.filter-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 4px 0;
    transition: var(--transition);
}

.filter-option:hover {
    color: var(--color-primary);
}

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

/* 分頁 */
.pagination-section {
    margin-top: 48px;
    display: flex;
    justify-content: center;
}

.pagination-modern {
    display: flex;
    gap: 8px;
    align-items: center;
}

.page-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    text-decoration: none;
    color: var(--text-primary);
}

.page-btn:hover,
.page-btn.active {
    background: var(--color-primary);
    color: var(--text-on-primary);
    border-color: var(--color-primary);
}

/* 結果資訊 */
.results-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.results-count {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }

    .search-filter-section {
        position: static;
    }

    .sidebar-filters {
        position: static;
        margin-bottom: 24px;
    }

    .filter-tabs {
        overflow-x: auto;
        padding-bottom: 8px;
    }

    .filter-tab {
        white-space: nowrap;
    }
}

/* ===================================================
   骨架屏 (Skeleton Screen) 工具類別
   =================================================== */

/* Shimmer 動畫 */
@keyframes skeleton-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* 基礎骨架元素 */
.skeleton {
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 4px;
    display: block;
}

/* 文字行骨架 */
.skeleton-text {
    height: 14px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
}

.skeleton-text.sm { height: 10px; }
.skeleton-text.lg { height: 24px; border-radius: 6px; }
.skeleton-text.xl { height: 32px; border-radius: 8px; }

/* 標題骨架 */
.skeleton-title {
    height: 20px;
    width: 60%;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
}

/* 圓形骨架（頭像、圖示等） */
.skeleton-circle {
    border-radius: 50%;
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
    flex-shrink: 0;
}

/* 矩形骨架（圖片、圖表區塊等） */
.skeleton-rect {
    border-radius: var(--radius-card, 12px);
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
    width: 100%;
}

/* 徽章骨架 */
.skeleton-badge {
    height: 22px;
    width: 60px;
    border-radius: 20px;
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: inline-block;
}

/* 卡片骨架（模擬列表項目） */
.skeleton-card {
    border: 1px solid var(--border-color-light);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
}

.skeleton-card-body {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    gap: 16px;
}

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

/* 表單欄位骨架 */
.skeleton-input {
    height: 42px;
    border-radius: 8px;
    background: linear-gradient(90deg, var(--border-color-light) 25%, var(--border-color) 50%, var(--border-color-light) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
    width: 100%;
    margin-bottom: 16px;
}

.skeleton-btn {
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(90deg, hsl(var(--color-brand-hue), 25%, 80%) 25%, hsl(var(--color-brand-hue), 25%, 85%) 50%, hsl(var(--color-brand-hue), 25%, 80%) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    display: block;
    width: 100%;
}

/* 淺色版本（用於深色背景上） */
.skeleton-light {
    background: linear-gradient(90deg, rgba(255,255,255,0.15) 25%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0.15) 75%) !important;
    background-size: 200% 100% !important;
    animation: skeleton-shimmer 1.5s ease-in-out infinite !important;
}

@media (max-width: 576px) {
    .skeleton-card-body { padding: 12px 14px; gap: 10px; }
}

/* =========================================
   分享與收藏按鈕樣式
   ========================================= */

/* 收藏按鈕 */
.btn-favorite,
.btn-favorite-sm {
    background: #fff;
    border: 1.5px solid var(--border-color, #e0e0e0);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary, #666);
    font-size: 1.2rem;
}

.btn-favorite-sm {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
}

.btn-favorite:hover,
.btn-favorite-sm:hover {
    background: rgba(170, 145, 119, 0.05);
    border-color: var(--checkout-primary, var(--color-primary));
    color: var(--checkout-primary, var(--color-primary));
    transform: scale(1.05);
}

.btn-favorite.active,
.btn-favorite-sm.active,
.btn-favorite.liked,
.btn-favorite-sm.liked {
    background: var(--checkout-primary, var(--color-primary));
    border-color: var(--checkout-primary, var(--color-primary));
    color: #fff;
}

.btn-favorite.active:hover,
.btn-favorite-sm.active:hover {
    background: var(--checkout-primary-dark, var(--color-primary-dark));
}

/* 分享按鈕 */
.btn-share {
    background: #fff;
    border: 1.5px solid var(--border-color, #e0e0e0);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary, #666);
    font-size: 1.1rem;
}

.btn-share:hover {
    background: rgba(170, 145, 119, 0.05);
    border-color: var(--checkout-primary, var(--color-primary));
    color: var(--checkout-primary, var(--color-primary));
    transform: scale(1.05);
}

/* 文字版收藏/分享按鈕 */
.btn-favorite-text {
    background: rgba(170, 145, 119, 0.08);
    border: 1.5px solid transparent;
    border-radius: 50px;
    padding: 10px 20px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--checkout-primary, var(--color-primary));
    font-weight: 500;
    font-size: 0.95rem;
}

.btn-favorite-text:hover {
    background: rgba(170, 145, 119, 0.15);
    border-color: var(--checkout-primary, var(--color-primary));
    transform: translateY(-2px);
}

.btn-favorite-text.active,
.btn-favorite-text.liked {
    background: var(--checkout-primary, var(--color-primary));
    color: #fff;
}

.btn-favorite-text.active i,
.btn-favorite-text.liked i {
    color: #fff;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .btn-favorite,
    .btn-share {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }

    .btn-favorite-text {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}

/* =========================================
   搜尋 Modal (up-search-*)
   ========================================= */
.up-search-dialog {
    max-width: 560px;
}

.up-search-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    overflow: hidden;
}

/* 搜尋欄列 */
.up-search-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 16px 12px;
    border-bottom: 1px solid var(--border-color, #EAE9E8);
}

.up-search-form {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--color-primary-light, #F9F8F6);
    border: 1.5px solid var(--border-color, #EAE9E8);
    border-radius: 100px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.up-search-form:focus-within {
    border-color: var(--color-primary, #AA9177);
    box-shadow: 0 0 0 3px rgba(170, 145, 119, 0.12);
    background: #fff;
}

.up-search-icon {
    padding-left: 14px;
    color: var(--text-muted, #B0ADA9);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.up-search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 10px;
    font-size: 0.9rem;
    outline: none;
    color: var(--text-primary, #3C3A38);
    font-family: var(--font-body, sans-serif);
    min-width: 0;
}

.up-search-input::placeholder {
    color: var(--text-muted, #B0ADA9);
    transition: opacity 0.25s;
}

.up-search-btn {
    background: var(--color-primary, #AA9177);
    color: #fff;
    border: none;
    padding: 9px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
    flex-shrink: 0;
    font-family: var(--font-body, sans-serif);
    border-radius: 0 100px 100px 0;
}

.up-search-btn:hover {
    background: var(--color-primary-dark, #8A725A);
}

.up-search-close {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border: none;
    background: transparent;
    border-radius: 50%;
    color: var(--text-muted, #B0ADA9);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s, color 0.15s;
}

.up-search-close:hover {
    background: var(--color-primary-light, #F9F8F6);
    color: var(--text-primary, #3C3A38);
}

/* 熱門關鍵字區 */
.up-search-body {
    padding: 14px 16px 18px;
}

.up-search-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-danger, #dc3545);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}

.up-search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.up-search-tag {
    display: inline-block;
    padding: 4px 13px;
    border-radius: 100px;
    border: 1px solid var(--border-color, #EAE9E8);
    background: transparent;
    color: var(--text-secondary, #7B7874);
    font-size: 0.82rem;
    text-decoration: none;
    transition: all 0.18s;
    white-space: nowrap;
    line-height: 1.6;
}

.up-search-tag:hover {
    background: var(--color-primary, #AA9177);
    border-color: var(--color-primary, #AA9177);
    color: #fff;
}