/* ============================================
   合作夥伴列表頁面樣式
   Partners Index Page Styles
   
   優化：利用導航欄在頂端時背景透明的特性
   讓 hero 區域延伸到導航欄下方
   ============================================ */

/* CSS 變數 - 深色模式（預設） */
:root {
    --partner-primary: #5865F2;
    --partner-primary-hover: #4752c4;
    --partner-accent: #57F287;
    --partner-accent-soft: rgba(87, 242, 135, 0.15);
    --partner-bg-dark: #1e1f22;
    --partner-bg-card: #2b2d31;
    --partner-bg-elevated: #313338;
    --partner-text: #f2f3f5;
    --partner-text-muted: #949ba4;
    --partner-border: #3f4147;
    --partner-border-light: rgba(255, 255, 255, 0.08);
    --partner-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* 淺色模式變數 - 使用 data-theme="light" */
:root[data-theme="light"] {
    --partner-primary: #4f46e5;
    --partner-primary-hover: #4338ca;
    --partner-accent: #22c55e;
    --partner-accent-soft: rgba(34, 197, 94, 0.15);
    --partner-bg-dark: #f8f9fa;
    --partner-bg-card: #ffffff;
    --partner-bg-elevated: #f1f3f5;
    --partner-text: #1a1b1e;
    --partner-text-muted: #6b7280;
    --partner-border: #e5e7eb;
    --partner-border-light: rgba(0, 0, 0, 0.06);
    --partner-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* 跟隨系統主題 */
@media (prefers-color-scheme: light) {
    :root[data-theme="system"] {
        --partner-primary: #4f46e5;
        --partner-primary-hover: #4338ca;
        --partner-accent: #22c55e;
        --partner-accent-soft: rgba(34, 197, 94, 0.15);
        --partner-bg-dark: #f8f9fa;
        --partner-bg-card: #ffffff;
        --partner-bg-elevated: #f1f3f5;
        --partner-text: #1a1b1e;
        --partner-text-muted: #6b7280;
        --partner-border: #e5e7eb;
        --partner-border-light: rgba(0, 0, 0, 0.06);
        --partner-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    }
}

/* 當合作夥伴頁面載入時，移除 body 的固定導航 padding，讓內容延伸到頂部 */
/* 使用 :has() 選擇器（現代瀏覽器支援） */
body.has-fixed-nav:has(.partners-page) {
    padding-top: 0 !important;
}
/* 備用方案：使用 JS 添加的 class */
body.has-fixed-nav.partners-page-active {
    padding-top: 0 !important;
}

/* 移除合作夥伴頁面 main 容器的 padding */
.main-content:has(.partners-page) {
    padding: 0 !important;
}
body.partners-page-active .main-content {
    padding: 0 !important;
}

/* 頁面容器 - 優化透明導航欄體驗 */
.partners-page {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--partner-bg-dark) 0%, #2b2d31 100%);
    margin: 0;
    padding: 0;
    width: 100%;
}

/* ============================================
   Hero 區域 - 優化透明導航欄
   ============================================ */
.partners-hero {
    position: relative;
    /* 增加高度以補償負 margin，讓背景延伸到導航欄區域 */
    padding: calc(var(--actual-nav-height, var(--nav-height)) + var(--safe-top) + 60px) 20px 60px;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(180deg, 
        rgba(88, 101, 242, 0.15) 0%,
        rgba(88, 101, 242, 0.08) 30%,
        transparent 100%);
}

/* 頂部漸層遮罩，確保導航欄文字可讀 */
.partners-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: calc(var(--actual-nav-height, var(--nav-height)) + var(--safe-top) + 40px);
    background: linear-gradient(
        to bottom,
        rgba(30, 31, 34, 0.3) 0%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--partner-primary);
    color: white;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--partner-text);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--partner-text-secondary, var(--partner-text-muted));
    line-height: 1.8;
}

/* 深色模式下確保 hero subtitle 清晰可見 */
:root:not([data-theme="light"]):not([data-theme="system"]) .hero-subtitle {
    color: #b5bac1;
}

/* 淺色模式下提高對比度 */
:root[data-theme="light"] .hero-subtitle {
    color: #4b5563;
}

@media (prefers-color-scheme: light) {
    :root[data-theme="system"] .hero-subtitle {
        color: #4b5563;
    }
}

/* 管理員/合作夥伴專用按鈕區 */
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.btn-admin-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-admin-action.btn-add {
    background: linear-gradient(135deg, var(--partner-accent), #3ba55c);
    color: #fff;
    box-shadow: 0 4px 15px rgba(87, 242, 135, 0.3);
}

.btn-admin-action.btn-add:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(87, 242, 135, 0.4);
    color: #fff;
}

.admin-hint {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--partner-text-muted);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-hint i {
    color: var(--partner-accent);
}

/* Hero 區的查看全部按鈕 */
.hero-cta {
    margin-top: 32px;
}

.btn-view-all {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--partner-primary);
    color: white;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(88, 101, 242, 0.4);
}

.btn-view-all:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(88, 101, 242, 0.5);
    color: white;
}

.btn-view-all .partner-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 14px;
    font-size: 0.85rem;
    font-weight: 700;
}

/* 區塊標題與操作按鈕 */
.section-header-with-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-title-inline {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--partner-text);
    margin: 0;
}

.section-title-inline i {
    color: var(--partner-primary);
}

.btn-see-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: transparent;
    color: var(--partner-primary);
    border: 1px solid var(--partner-primary);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-see-all:hover {
    background: var(--partner-primary);
    color: white;
}

.btn-see-all i {
    transition: transform 0.2s;
}

.btn-see-all:hover i {
    transform: translateX(3px);
}

/* 合作夥伴卡片編輯按鈕 */
.partner-edit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 10px 20px;
    margin-top: 10px;
    background: transparent;
    color: var(--partner-text-muted);
    text-decoration: none;
    border: 1px solid var(--partner-border);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.partner-edit-btn:hover {
    background: rgba(88, 101, 242, 0.15);
    border-color: var(--partner-primary);
    color: var(--partner-text);
}

.partner-edit-btn i {
    font-size: 0.85rem;
}

/* 裝飾浮動圖標 */
.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    color: var(--partner-primary);
    opacity: 0.15;
    animation: float 6s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
    top: 20%;
    left: 10%;
}

.floating-icon:nth-child(2) {
    top: 40%;
    right: 15%;
    animation-delay: -2s;
}

.floating-icon:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: -4s;
}

.floating-icon.delay-1 { animation-delay: -2s; }
.floating-icon.delay-2 { animation-delay: -4s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* ============================================
   合作夥伴列表
   ============================================ */
.partners-list {
    padding: 60px 20px;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--partner-text);
    margin-bottom: 40px;
}

.section-title i {
    color: var(--partner-primary);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 合作夥伴卡片 */
.partner-card {
    position: relative;
    background: var(--partner-bg-card);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    border: 1px solid var(--partner-border);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.partner-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--partner-primary);
}

/* 主社群卡片樣式 */
.partner-card.main-partner {
    border: 2px solid var(--partner-primary);
    background: linear-gradient(135deg, 
        var(--partner-bg-card) 0%, 
        rgba(88, 101, 242, 0.1) 100%);
}

.main-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--partner-primary), #7289da);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 50px;
    white-space: nowrap;
}

.partner-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
    overflow: hidden;
}

/* 當有 Logo 圖片時的樣式 */
.partner-icon.has-logo {
    background: transparent;
    border: 3px solid var(--partner-accent, #5865F2);
    box-shadow: 0 4px 12px rgba(88, 101, 242, 0.2);
}

.partner-logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.partner-card:hover .partner-logo-img {
    transform: scale(1.05);
}

.partner-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--partner-text);
    margin-bottom: 12px;
}

.partner-description {
    font-size: 0.95rem;
    color: var(--partner-text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}

.partner-stats {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--partner-text-muted);
}

.stat-item i {
    color: var(--partner-accent);
}

.partner-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}

.feature-tag {
    padding: 4px 12px;
    background: rgba(88, 101, 242, 0.15);
    color: #a5b4fc;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.partner-join-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1;
    padding: 12px 16px;
    background: var(--partner-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.partner-join-btn:hover {
    filter: brightness(1.1);
    transform: scale(1.02);
    color: white;
}

/* 按鈕容器 */
.partner-buttons {
    display: flex;
    gap: 10px;
    width: 100%;
    margin-top: auto;
}

/* 查看詳情按鈕 */
.partner-detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex: 1;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--partner-text);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: 1px solid var(--partner-border);
}

.partner-detail-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border-color: var(--partner-primary);
}

/* ============================================
   成為合作夥伴區域
   ============================================ */
.collaboration-section {
    padding: 80px 20px;
    background: linear-gradient(180deg, 
        transparent 0%, 
        rgba(88, 101, 242, 0.05) 50%,
        transparent 100%);
}

.collab-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.collab-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 2rem;
    font-weight: 700;
    color: var(--partner-text);
    margin-bottom: 16px;
}

.collab-title i {
    color: var(--partner-primary);
}

.collab-description {
    font-size: 1.1rem;
    color: var(--partner-text-muted);
    line-height: 1.8;
    margin-bottom: 32px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.benefit-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--partner-bg-card);
    border-radius: 12px;
    border: 1px solid var(--partner-border);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.benefit-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.benefit-item:hover {
    border-color: var(--partner-primary);
    background: rgba(88, 101, 242, 0.05);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(88, 101, 242, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--partner-primary);
    font-size: 1.2rem;
}

.benefit-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--partner-text);
    margin-bottom: 4px;
}

.benefit-content p {
    font-size: 0.9rem;
    color: var(--partner-text-muted);
    margin: 0;
}

.collab-cta {
    text-align: left;
}

.cta-text {
    font-size: 1.1rem;
    color: var(--partner-text);
    margin-bottom: 16px;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--partner-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.contact-btn:hover {
    background: #4752c4;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.3);
    color: white;
}

/* 裝飾插圖 */
.collab-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.illustration-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.illustration-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px dashed;
    animation: rotate 20s linear infinite;
}

.ring-1 {
    width: 100%;
    height: 100%;
    border-color: rgba(88, 101, 242, 0.2);
}

.ring-2 {
    width: 75%;
    height: 75%;
    top: 12.5%;
    left: 12.5%;
    border-color: rgba(88, 101, 242, 0.3);
    animation-direction: reverse;
    animation-duration: 15s;
}

.ring-3 {
    width: 50%;
    height: 50%;
    top: 25%;
    left: 25%;
    border-color: rgba(88, 101, 242, 0.4);
    animation-duration: 10s;
}

.illustration-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--partner-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 10px 40px rgba(88, 101, 242, 0.4);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   合作須知區域
   ============================================ */
.guidelines-section {
    padding: 60px 20px 100px;
}

.guidelines-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.guideline-card {
    background: var(--partner-bg-card);
    border-radius: 16px;
    padding: 32px 24px;
    border: 1px solid var(--partner-border);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.guideline-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.guideline-card:hover {
    border-color: var(--partner-primary);
}

.guideline-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--partner-primary), #7289da);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 20px;
}

.guideline-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--partner-text);
    margin-bottom: 16px;
}

.guideline-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.guideline-card li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--partner-text-muted);
    line-height: 1.5;
}

.guideline-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--partner-accent);
    font-weight: bold;
}

/* ============================================
   響應式設計
   ============================================ */
@media (max-width: 992px) {
    .collab-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .collab-illustration {
        order: -1;
    }
    
    .illustration-container {
        width: 200px;
        height: 200px;
    }
    
    .collab-cta {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .partners-hero {
        padding: 60px 16px 40px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
    
    .collab-title {
        font-size: 1.6rem;
        justify-content: center;
    }
    
    .collab-description,
    .cta-text {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .partner-card {
        padding: 24px 16px;
    }
    
    .partner-icon {
        width: 64px;
        height: 64px;
        font-size: 1.5rem;
    }
    
    .partner-name {
        font-size: 1.2rem;
    }
    
    /* 小螢幕按鈕垂直排列 */
    .partner-buttons {
        flex-direction: column;
    }
    
    .partner-detail-btn,
    .partner-join-btn {
        width: 100%;
        flex: none;
    }
    
    .benefit-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .guideline-card {
        padding: 24px 16px;
    }
}

/* ============================================
   淺色主題覆寫（使用 CSS 變數自動切換）
   ============================================ */
/* 頁面背景使用 CSS 變數自動適應主題 */
.partners-page {
    background: linear-gradient(135deg, var(--partner-bg-dark) 0%, var(--partner-bg-card) 100%);
}

/* Hero 區域淺色模式漸層調整 */
:root[data-theme="light"] .partners-hero,
:root[data-theme="system"] .partners-hero {
    background: linear-gradient(180deg, 
        rgba(79, 70, 229, 0.1) 0%,
        rgba(79, 70, 229, 0.05) 30%,
        transparent 100%);
}

@media (prefers-color-scheme: light) {
    :root[data-theme="system"] .partners-hero {
        background: linear-gradient(180deg, 
            rgba(79, 70, 229, 0.1) 0%,
            rgba(79, 70, 229, 0.05) 30%,
            transparent 100%);
    }
}

/* Hero 頂部漸層遮罩 - 淺色模式 */
:root[data-theme="light"] .partners-hero::before {
    background: linear-gradient(
        to bottom,
        rgba(248, 249, 250, 0.5) 0%,
        transparent 100%
    );
}

/* 卡片使用 CSS 變數 */
.partner-card,
.benefit-item,
.guideline-card {
    background: var(--partner-bg-card);
    border-color: var(--partner-border);
    box-shadow: var(--partner-shadow);
}

/* 文字顏色使用 CSS 變數 */
.hero-title,
.partner-name,
.section-title,
.collab-title,
.benefit-content h4,
.guideline-card h4,
.cta-text {
    color: var(--partner-text);
}

.hero-subtitle,
.partner-description,
.stat-item,
.collab-description,
.benefit-content p,
.guideline-card li {
    color: var(--partner-text-muted);
}

/* 淺色模式下提高簡短介紹的對比度 */
:root[data-theme="light"] .partner-description {
    color: #4b5563;
}

@media (prefers-color-scheme: light) {
    :root[data-theme="system"] .partner-description {
        color: #4b5563;
    }
}

.feature-tag {
    background: var(--partner-accent-soft);
    color: var(--partner-accent);
}

/* 淺色模式下的特定調整 */
:root[data-theme="light"] .partner-card:hover,
:root[data-theme="light"] .benefit-item:hover {
    border-color: var(--partner-primary);
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.15);
}

:root[data-theme="light"] .main-badge {
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

:root[data-theme="light"] .guideline-card li::before {
    color: var(--partner-accent);
}

:root[data-theme="light"] .benefit-icon {
    background: var(--partner-accent-soft);
    color: var(--partner-accent);
}

/* 按鈕淺色模式修復 - 確保按鈕文字顏色不被全域 a 標籤樣式覆蓋 */
:root[data-theme="light"] .btn-view-all,
:root[data-theme="light"] .btn-view-all:hover,
:root[data-theme="light"] .btn-view-all:visited {
    color: white !important;
}

/* 跟隨系統主題時的按鈕修復 */
@media (prefers-color-scheme: light) {
    :root[data-theme="system"] .btn-view-all,
    :root[data-theme="system"] .btn-view-all:hover,
    :root[data-theme="system"] .btn-view-all:visited {
        color: white !important;
    }
}

/* ============================================
   透明導航欄優化樣式
   當導航欄處於頁面頂端時背景透明
   
   註：合作夥伴頁面使用深色 Hero 背景，
   需要在 body 添加 .dark-hero-nav 類別
   來強制使用白色文字（即使在淺色模式下）
   ============================================ */

/* 滾動後導航欄的平滑過渡 */
.partners-page .site-nav {
    transition: background-color 0.3s ease, 
                box-shadow 0.3s ease, 
                backdrop-filter 0.3s ease;
}

/* PWA 模式下的額外優化 */
.pwa-standalone .partners-page .site-nav.at-top,
body.pwa-force-hamburger-only .partners-page .site-nav.at-top {
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.15) 0%,
        transparent 100%
    ) !important;
}

/* 減少運動偏好的用戶 */
@media (prefers-reduced-motion: reduce) {
    .partners-page .site-nav {
        transition: none;
    }
    
    .floating-icon {
        animation: none;
    }
}