/* ===== 附录三 术语表专用样式 ===== */
/* 版本: 1.0.0 | 栏目: 艺术史-术语表 | 作者: 芦笛 */

/* 导言区 */
.glossary-intro {
    background: linear-gradient(180deg, var(--color-cream) 0%, white 60%);
    padding: var(--space-2xl) var(--space-md);
}
.glossary-intro-container {
    max-width: 900px;
    margin: 0 auto;
}
.glossary-intro-text {
    font-size: 1.05rem;
    line-height: 2.4;
    color: var(--color-dark);
    text-align: justify;
    font-weight: 300;
}
.glossary-intro-text .lead {
    font-size: 1.15rem;
    color: var(--color-primary);
    font-weight: 400;
    border-left: 3px solid var(--color-accent);
    padding-left: var(--space-md);
    background: linear-gradient(90deg, rgba(196,167,125,0.06), transparent);
    padding: var(--space-md) var(--space-md);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: var(--space-lg);
}

/* 统计条 */
.glossary-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    flex-wrap: wrap;
}
.glossary-stat {
    text-align: center;
}
.glossary-stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-arthistory-primary);
    line-height: 1;
}
.glossary-stat-label {
    font-size: 0.75rem;
    color: var(--color-warm-gray);
    letter-spacing: 1px;
    margin-top: 4px;
}

/* 索引导航 */
.glossary-index {
    position: sticky;
    top: 72px;
    z-index: 99;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(30,30,36,0.06);
    padding: var(--space-sm) 0;
}
.glossary-index-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
}
.glossary-index-container::-webkit-scrollbar { display: none; }
.glossary-index-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0.4rem 0.9rem;
    border-radius: var(--radius-full);
    background: transparent;
    border: 1.5px solid rgba(142, 127, 127, 0.2);
    color: var(--color-warm-gray);
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    transition: var(--transition-fast);
    text-decoration: none;
    cursor: pointer;
}
.glossary-index-item:hover {
    border-color: var(--color-arthistory-primary);
    color: var(--color-arthistory-primary);
    background: rgba(142, 127, 127, 0.04);
}
.glossary-index-item.active {
    background: var(--color-arthistory-primary);
    color: white;
    border-color: var(--color-arthistory-primary);
}

/* 搜索框 */
.glossary-search {
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    position: relative;
}
.glossary-search input {
    width: 100%;
    padding: 1rem 1.5rem 1rem 3rem;
    border: 1.5px solid rgba(142, 127, 127, 0.2);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: white;
    color: var(--color-dark);
    transition: var(--transition-fast);
}
.glossary-search input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(196, 167, 125, 0.1);
}
.glossary-search::before {
    content: '🔍';
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    opacity: 0.5;
}

/* 分类区块 */
.glossary-category {
    padding: var(--space-2xl) var(--space-md);
    position: relative;
}
.glossary-category:nth-child(odd) { background: white; }
.glossary-category:nth-child(even) { background: var(--color-cream); }
.glossary-category-container {
    max-width: 1200px;
    margin: 0 auto;
}
.glossary-category-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--color-accent);
}
.glossary-category-num {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-arthistory-light), var(--color-arthistory-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}
.glossary-category-title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 3px;
}
.glossary-category-sub {
    font-size: 0.85rem;
    color: var(--color-warm-gray);
    font-weight: 300;
    letter-spacing: 1px;
    margin-top: 4px;
}
.glossary-category-desc {
    font-size: 0.95rem;
    color: var(--color-warm-gray);
    line-height: 2;
    margin-bottom: var(--space-lg);
    font-weight: 300;
    max-width: 800px;
}

/* 术语网格 */
.glossary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}
@media (max-width: 968px) {
    .glossary-grid { grid-template-columns: 1fr; }
}

/* 术语卡片 */
.glossary-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid rgba(30, 30, 36, 0.04);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}
.glossary-category:nth-child(even) .glossary-card { background: white; }
.glossary-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}
.glossary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent), var(--color-arthistory-light));
    transform: scaleY(0);
    transform-origin: top;
    transition: var(--transition-normal);
}
.glossary-card:hover::before { transform: scaleY(1); }
.glossary-card-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    flex-wrap: wrap;
}
.glossary-term {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 2px;
}
.glossary-en {
    font-size: 0.82rem;
    color: var(--color-arthistory-primary);
    font-weight: 500;
    letter-spacing: 0.5px;
    font-style: italic;
}
.glossary-phonetic {
    font-size: 0.75rem;
    color: var(--color-warm-gray);
    font-weight: 300;
}
.glossary-def {
    font-size: 0.92rem;
    color: var(--color-dark);
    line-height: 2;
    font-weight: 300;
    text-align: justify;
    margin-bottom: var(--space-sm);
}
.glossary-cross {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: var(--space-sm);
}
.glossary-cross-tag {
    display: inline-block;
    padding: 3px 10px;
    background: rgba(142, 127, 127, 0.06);
    color: var(--color-arthistory-primary);
    font-size: 0.72rem;
    border-radius: var(--radius-full);
    font-weight: 500;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition-fast);
}
.glossary-cross-tag:hover {
    background: var(--color-arthistory-primary);
    color: white;
}
.glossary-cross-tag::before {
    content: '↔ ';
    opacity: 0.6;
}

/* 隐藏状态 */
.glossary-card.hidden { display: none; }
.glossary-category.hidden { display: none; }

/* 无结果提示 */
.glossary-no-result {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-warm-gray);
    font-size: 1rem;
}

/* 响应式 */
@media (max-width: 768px) {
    .glossary-category-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    .glossary-card { padding: var(--space-md); }
    .glossary-term { font-size: 1.1rem; }
    .glossary-index { top: 0; }
    .glossary-stats { gap: var(--space-md); }
}