/* Components & Interaction Styles */

/* AI Content UI - 玻璃擬態 (Glassmorphism) 與折射層 */
.ai-score-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--glass-bg);
    color: #fbbf24;
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 0.82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    z-index: 10;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.02em;
}

/* 玻璃折射層動畫 */
.ai-score-badge::before {
    content: "";
    position: absolute;
    top: 0;
    left: -150%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transform: skewX(-20deg);
    animation: glass-shine 4s infinite;
}

@keyframes glass-shine {
    0% { left: -150%; }
    25% { left: 150%; }
    100% { left: 150%; }
}

@media (max-width: 600px) {
    .ai-score-badge {
        top: 8px;
        right: 8px;
        padding: 4px 10px;
        font-size: 0.75rem;
        border-radius: 10px;
    }
}

.summary-card, .drawer-content, .content-card, .site-card {
    background: var(--card-bg) !important;
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 32px;
    border-left: 5px solid var(--accent);
    box-shadow: var(--shadow);
    color: var(--text);
}

.summary-card-header {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.summary-card-header i {
    color: var(--accent);
}

.takeaways-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.takeaways-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text);
    line-height: 1.6;
}

.takeaways-list li::before {
    content: "\f058";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.1rem;
}

.punchline-box {
    margin: 24px 0;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px dashed var(--accent);
    text-align: center;
}

.punchline-text {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent);
    font-style: italic;
}

/* Section Titles */
.section-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 32px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; color: var(--text); }
.section-title i { color: var(--accent); }

/* News Cards */
.news-group-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 24px; margin-bottom: 40px; }
.news-card { 
    background: var(--card-bg); 
    border-radius: var(--radius); 
    overflow: hidden; 
    text-decoration: none; 
    color: var(--text); 
    border: 1px solid var(--border); 
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s ease, border-color 0.25s ease; 
    display: flex; 
    flex-direction: column; 
    content-visibility: auto; 
    contain-intrinsic-size: 1px 400px;
    will-change: transform;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--accent); }
.news-thumb-wrap { height: 200px; overflow: hidden; background: var(--border); display: flex; align-items: center; justify-content: center; }
.news-thumb { width: 100%; height: 100%; object-fit: cover; }
.news-body { padding: 20px; }
.news-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; line-height: 1.4; color: var(--text); }
.news-summary { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 16px; }

/* Dividers */
.news-date-divider { margin: 40px 0 24px; display: flex; align-items: center; gap: 16px; color: var(--text-muted); }
.news-date-divider::after { content: ""; flex-grow: 1; height: 1px; background: var(--border); }
.news-date-divider-label { background: var(--card-bg); border: 1px solid var(--border); color: var(--accent); padding: 4px 16px; border-radius: 20px; font-size: 0.85rem; font-weight: 700; }

/* Navigation Panel (Overlay) */
.nav-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: var(--overlay-bg); backdrop-filter: blur(15px); z-index: 2000; display: none; flex-direction: column; align-items: center; padding: 80px 24px; overflow-y: auto; color: var(--text); }
.nav-overlay.active { display: flex; animation: fadeIn 0.3s ease; }
.overlay-close { position: absolute; top: 30px; right: 40px; font-size: 2rem; color: var(--text-muted); cursor: pointer; transition: color 0.2s; }
.overlay-close:hover { color: var(--accent); }
.overlay-content { width: 100%; max-width: 800px; }
.overlay-section { margin-bottom: 48px; }
.overlay-label { font-size: 1.1rem; font-weight: 800; color: var(--text); margin-bottom: 24px; display: flex; align-items: center; gap: 10px; }

/* Inputs & Buttons */
.overlay-search-input { width: 100%; background: var(--card-bg); border: 2px solid var(--border); padding: 16px 24px 16px 56px; border-radius: 20px; font-size: 1.2rem; font-weight: 600; outline: none; transition: all 0.3s; color: var(--text); }
.overlay-search-input:focus { background: var(--card-bg); border-color: var(--accent); box-shadow: 0 10px 25px rgba(225, 29, 72, 0.1); }
.overlay-search-icon { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); font-size: 1.4rem; color: var(--text-muted); }

.date-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; }
.date-grid-item { background: var(--card-bg); padding: 12px; border-radius: 16px; text-align: center; text-decoration: none; color: var(--text-muted); font-weight: 700; transition: all 0.2s; border: 2px solid var(--border); }
.date-grid-item:hover, .date-grid-item.active { transform: scale(1.05); border-color: var(--accent); background: var(--card-bg); color: var(--accent); }

.overlay-tag-btn { background: var(--card-bg); border: 1px solid var(--border); padding: 8px 18px; border-radius: 12px; font-size: 0.9rem; font-weight: 700; color: var(--text-muted); cursor: pointer; transition: all 0.2s; }
.overlay-tag-btn:hover { transform: scale(1.08); border-color: var(--accent); color: var(--accent); box-shadow: var(--shadow); }

/* Back to Top */
.back-to-top { position: fixed; bottom: 40px; right: 40px; width: 50px; height: 50px; background-color: var(--accent); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 4px 15px rgba(225, 29, 72, 0.3); opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 1000; border: none; font-size: 1.2rem; }
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(-10px); }
.back-to-top:hover { background-color: var(--accent-hover); transform: translateY(-15px); }

/* Page Navigation Buttons */
.page-nav { display: flex; justify-content: center; gap: 20px; margin: 60px 0; padding-top: 40px; border-top: 1px solid var(--border); }
.page-btn { background: var(--card-bg); border: 1px solid var(--border); padding: 12px 28px; border-radius: 40px; text-decoration: none; color: var(--text); font-weight: 700; font-size: 0.95rem; transition: all 0.3s ease; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow); }
.page-btn:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(225, 29, 72, 0.1); }
.page-btn.disabled { opacity: 0.3; pointer-events: none; background: var(--bg); }
.page-btn i { font-size: 0.8rem; }

/* article.html - 文章詳情適配 */
.article-container {
    background: var(--card-bg) !important;
    color: var(--text);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

article {
    color: var(--text);
}

.article-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.article-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text);
    margin: 12px 0;
    line-height: 1.3;
}

.article-content {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text);
}

.article-content h2 {
    color: var(--text);
    margin: 40px 0 20px;
    font-size: 1.5rem;
}

.article-content p {
    margin-bottom: 24px;
}

/* AI 速讀摘要區塊在深色模式下的優化 */
[data-theme="dark"] .summary-card {
    background: rgba(30, 41, 59, 0.5); /* 更柔和的深色背景 */
    border-color: var(--accent);
}

[data-theme="dark"] .takeaways-list li {
    color: #cbd5e1; /* 淺灰色文字，利於深色背景閱讀 */
}

[data-theme="dark"] .punchline-box {
    background: rgba(225, 29, 72, 0.05); /* 淡淡的紅暈背景 */
    border-color: rgba(225, 29, 72, 0.3);
}

[data-theme="dark"] .punchline-text {
    color: #fda4af; /* 淺粉色金句，提高對比度 */
}

/* Responsive */
@media (max-width: 768px) {
    .news-group-grid { grid-template-columns: 1fr; }
    .section-title { flex-direction: column; align-items: flex-start; }
}