/* ====================== 活动日历二级页面 ====================== */

/* 滚动提示 */
.scroll-hint { position: fixed; right: 30px; top: 50%; transform: translateY(-50%); z-index: 50; display: flex; flex-direction: column; align-items: center; gap: 8px; color: #0055aa; font-size: 12px; writing-mode: vertical-rl; letter-spacing: 2px; opacity: 0.7; transition: opacity 0.3s; cursor: pointer; }
.scroll-hint .arrow { width: 1px; height: 40px; background: #0055aa; position: relative; animation: scrollArrow 1.5s infinite ease-in-out; }
.scroll-hint .arrow::after { content: ""; position: absolute; bottom: 0; left: -3px; width: 7px; height: 7px; border-right: 1px solid #0055aa; border-bottom: 1px solid #0055aa; transform: rotate(45deg); }
@keyframes scrollArrow { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(8px); } }
.scroll-hint.hidden { opacity: 0; pointer-events: none; }

/* 版块标题 */
.sub-section-title { text-align: center; margin-bottom: 40px; }
.sub-section-title h3 { font-size: 30px; color: #1a2a4a; font-weight: 700; position: relative; display: inline-block; padding: 0 40px; }
.sub-section-title h3::before, .sub-section-title h3::after { content: ""; position: absolute; top: 50%; width: 40px; height: 2px; background: #c5a572; }
.sub-section-title h3::before { left: 0; }
.sub-section-title h3::after { right: 0; }
.sub-section-title .en { display: block; font-size: 14px; color: #999; letter-spacing: 3px; margin-top: 6px; }

/* 活动日历列表 */
.activity-section { padding: 60px 0; background: #f5f8fb; }
.activity-list { max-width: 1300px; margin: 0 auto; padding: 0 30px; }
.activity-item { display: flex; gap: 30px; background: #fff; border-radius: 10px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); margin-bottom: 24px; transition: transform 0.3s, box-shadow 0.3s; }
.activity-item:hover { transform: translateX(6px); box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
.activity-date { width: 120px; min-width: 120px; background: linear-gradient(135deg, #0055aa, #0077cc); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 20px; }
.activity-date .day { font-size: 42px; font-weight: 700; line-height: 1; }
.activity-date .month { font-size: 14px; margin-top: 6px; opacity: 0.9; }
.activity-date .weekday { font-size: 12px; margin-top: 4px; opacity: 0.7; }
.activity-body { flex: 1; padding: 25px 30px 25px 0; }
.activity-body h4 { font-size: 20px; color: #333; margin-bottom: 8px; }
.activity-body .activity-meta { font-size: 13px; color: #999; margin-bottom: 10px; display: flex; gap: 20px; }
.activity-body .activity-meta span { display: flex; align-items: center; gap: 4px; }
.activity-body .activity-desc { font-size: 14px; color: #666; line-height: 1.7; }
.activity-body .activity-tag { display: inline-block; padding: 2px 12px; border-radius: 12px; font-size: 12px; color: #0055aa; background: rgba(0,85,170,0.08); margin-top: 10px; }

/* 文化阵地 */
.culture-section { padding: 60px 0; background: #fff; }
.culture-grid { max-width: 1300px; margin: 0 auto; padding: 0 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.culture-card { background: #f9f9f9; border-radius: 10px; overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; }
.culture-card:hover { transform: translateY(-5px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.culture-card-header { padding: 24px 24px 0; }
.culture-card-header .icon { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, #0055aa, #0077cc); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.culture-card-header .icon i { color: #fff; font-size: 24px; }
.culture-card-header h4 { font-size: 20px; color: #1a2a4a; margin-bottom: 6px; }
.culture-card-header .en { font-size: 12px; color: #999; letter-spacing: 1px; }
.culture-card-body { padding: 16px 24px 24px; }
.culture-card-body .tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.culture-card-body .tag-list a { display: inline-block; padding: 6px 14px; background: #fff; border: 1px solid #e0e0e0; border-radius: 20px; font-size: 13px; color: #555; text-decoration: none; transition: all 0.3s; }
.culture-card-body .tag-list a:hover { background: #0055aa; color: #fff; border-color: #0055aa; }

/* ====================== 咨询与服务二级页面 ====================== */

/* 咨询渠道卡片 */
.consult-section { padding: 60px 0; }
.consult-channels { max-width: 1300px; margin: 0 auto; padding: 0 30px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 50px; }
.consult-card { background: #fff; border-radius: 10px; padding: 36px 24px; text-align: center; box-shadow: 0 4px 16px rgba(0,0,0,0.06); transition: transform 0.3s; border-top: 3px solid #0055aa; }
.consult-card:hover { transform: translateY(-5px); }
.consult-card .icon { width: 60px; height: 60px; border-radius: 50%; background: rgba(0,85,170,0.08); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.consult-card .icon i { font-size: 28px; color: #0055aa; }
.consult-card h4 { font-size: 18px; color: #333; margin-bottom: 12px; }
.consult-card .desc { font-size: 14px; color: #666; line-height: 1.7; }
.consult-card .desc a { color: #0055aa; text-decoration: none; }

/* FAQ 手风琴 */
.faq-section { padding: 60px 0; background: #f5f8fb; }
.faq-list { max-width: 1000px; margin: 0 auto; padding: 0 30px; }
.faq-item { background: #fff; border-radius: 8px; margin-bottom: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.faq-item .faq-q { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; font-size: 16px; color: #333; font-weight: 500; }
.faq-item .faq-q .faq-icon { width: 24px; height: 24px; min-width: 24px; border-radius: 50%; background: rgba(0,85,170,0.08); display: flex; align-items: center; justify-content: center; color: #0055aa; font-size: 18px; transition: transform 0.3s; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-item .faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; padding: 0 24px; font-size: 14px; color: #666; line-height: 1.8; }
.faq-item.open .faq-a { max-height: 300px; padding: 0 24px 20px; }

/* 服务台信息 */
.service-desk-section { padding: 60px 0; }
.service-desk-list { max-width: 1300px; margin: 0 auto; padding: 0 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.desk-card { background: linear-gradient(135deg, #f9f9f9, #f0f4f8); border-radius: 10px; padding: 36px 30px; text-align: center; }
.desk-card .desk-icon { width: 56px; height: 56px; border-radius: 50%; background: #0055aa; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.desk-card .desk-icon i { color: #fff; font-size: 26px; }
.desk-card h4 { font-size: 18px; color: #333; margin-bottom: 8px; }
.desk-card .desk-info { font-size: 14px; color: #666; line-height: 1.8; }
.desk-card .desk-info strong { color: #0055aa; }

/* 意见箱 */
.suggestion-box { max-width: 800px; margin: 40px auto 0; padding: 36px; background: linear-gradient(135deg, #0055aa 0%, #0077cc 100%); border-radius: 12px; text-align: center; color: #fff; }
.suggestion-box h4 { font-size: 22px; margin-bottom: 12px; }
.suggestion-box p { font-size: 15px; opacity: 0.9; line-height: 1.7; margin-bottom: 20px; }
.suggestion-box .btn { display: inline-block; padding: 10px 30px; background: #fff; color: #0055aa; border-radius: 25px; font-size: 15px; font-weight: 600; text-decoration: none; transition: all 0.3s; }
.suggestion-box .btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }

/* ====================== 特藏文献二级页面 ====================== */

/* 特藏列表 */
.special-page-section { padding: 60px 0; }
.special-page-list { max-width: 1300px; margin: 0 auto; padding: 0 30px; }
.special-page-item { display: flex; gap: 40px; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.06); margin-bottom: 30px; transition: transform 0.3s, box-shadow 0.3s; }
.special-page-item:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.1); }
.special-page-item .sp-img { width: 400px; min-width: 400px; height: 280px; overflow: hidden; position: relative; }
.special-page-item .sp-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.special-page-item:hover .sp-img img { transform: scale(1.05); }
.special-page-item .sp-img .sp-num { position: absolute; top: 16px; left: 16px; width: 36px; height: 36px; border-radius: 50%; background: rgba(0,85,170,0.9); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; }
.special-page-item .sp-body { flex: 1; padding: 30px 30px 30px 0; display: flex; flex-direction: column; justify-content: center; }
.special-page-item .sp-body h4 { font-size: 22px; color: #1a2a4a; margin-bottom: 6px; }
.special-page-item .sp-body .sp-en { font-size: 12px; color: #999; letter-spacing: 1px; margin-bottom: 14px; }
.special-page-item .sp-body .sp-desc { font-size: 14px; color: #666; line-height: 1.8; margin-bottom: 16px; }
.special-page-item .sp-body .sp-links { display: flex; flex-wrap: wrap; gap: 10px; }
.special-page-item .sp-body .sp-links a { display: inline-flex; align-items: center; gap: 4px; padding: 6px 16px; border: 1px solid #e0e0e0; border-radius: 20px; font-size: 13px; color: #555; text-decoration: none; transition: all 0.3s; }
.special-page-item .sp-body .sp-links a:hover { background: #0055aa; color: #fff; border-color: #0055aa; }
.special-page-item .sp-body .sp-links a i { font-size: 14px; }

/* 响应式 */
@media (max-width: 980px) {
    .culture-grid { grid-template-columns: 1fr; }
    .consult-channels { grid-template-columns: repeat(2, 1fr); }
    .service-desk-list { grid-template-columns: 1fr; }
    .special-page-item { flex-direction: column; }
    .special-page-item .sp-img { width: 100%; min-width: 100%; height: 220px; }
    .special-page-item .sp-body { padding: 24px; }
    .activity-item { flex-direction: column; }
    .activity-date { width: 100%; min-width: 100%; flex-direction: row; gap: 10px; padding: 14px 20px; }
    .activity-date .day { font-size: 28px; }
    .activity-body { padding: 20px; }
    .scroll-hint { display: none; }
    .sub-section-title h3 { font-size: 24px; }
}

@media (max-width: 768px) {
    .consult-channels { grid-template-columns: 1fr; }
}