/* ================================================================
   index.css — 首页独有样式
   包含：Banner轮播、功能卡片、信息网格、校园风采
   ================================================================ */

/* ===== 首页 Banner 轮播 ===== */
.banner-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--banner-z);
    overflow: hidden;
}
.hero-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1500 / 677;
    overflow: hidden;
    background: var(--primary-dark);
    margin: 0 auto;
}
.banner-slides {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}
.banner-slide {
    flex: 0 0 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    color: #fff;
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 48px 52px 60px;
}
.banner-slide .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.10);
    z-index: 1;
    background: linear-gradient(135deg, rgba(10, 61, 107, 0.18) 0%, rgba(0, 0, 0, 0.05) 100%);
}
.banner-slide .content {
    position: relative;
    z-index: 2;
    text-align: left;
    max-width: 680px;
    padding: 0;
}
.banner-slide .content h2 {
    font-size: 44px;
    margin-bottom: 10px;
    letter-spacing: 3px;
    font-weight: 700;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.40);
    line-height: 1.2;
}
.banner-slide .content p {
    font-size: 20px;
    opacity: 0.92;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.30);
    line-height: 1.5;
}
.banner-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    font-size: 26px;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}
.banner-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.06);
}
.banner-btn.prev {
    left: 24px;
}
.banner-btn.next {
    right: 24px;
}
.banner-dots {
    position: absolute;
    bottom: 18px;
    right: 32px;
    z-index: 10;
    display: flex;
    gap: 14px;
    transform: none;
    left: auto;
}
.banner-dots span {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.30);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    border: 2px solid transparent;
}
.banner-dots span.active {
    background: #fff;
    transform: scale(1.15);
    border-color: rgba(255, 255, 255, 0.2);
}
.banner-dots span:hover {
    background: rgba(255, 255, 255, 0.6);
}

/* ===== 首页主内容 ===== */
.main-content {
    position: relative;
    z-index: 2;
    background: #f7f9fc;
    padding-top: 12px;
}
.section {
    padding: 40px 24px;
    background: #fff;
    border-radius: var(--radius);
    margin-top: 36px;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition), transform var(--transition);
}
.section:hover {
    box-shadow: var(--shadow-hover);
}
.section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    padding-bottom: 18px;
    margin-bottom: 26px;
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font);
}
.section-title .more {
    font-size: 18px;
    font-weight: 400;
    color: var(--text-light);
    transition: color var(--transition);
    font-family: var(--font);
}
.section-title .more:hover {
    color: var(--primary);
}

/* ===== 功能卡片 ===== */
.quick-btns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.quick-btns a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px 28px;
    color: #fff;
    border-radius: var(--radius);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    box-shadow: 0 6px 24px rgba(10, 61, 107, 0.20);
    text-align: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
    font-family: var(--font);
    min-height: 150px;
    cursor: pointer;
    text-decoration: none;
}
.quick-btns a::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
    transition: transform 0.6s ease, opacity 0.6s ease;
    pointer-events: none;
    transform: scale(0.8);
    opacity: 0;
}
.quick-btns a::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), transparent 50%);
    pointer-events: none;
}
.quick-btns a:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 16px 48px rgba(10, 61, 107, 0.35);
}
.quick-btns a:hover::before {
    transform: scale(1.2);
    opacity: 1;
}
.quick-btns a:nth-child(1) {
    background: linear-gradient(135deg, #0a3d6b, #1a5a8a);
}
.quick-btns a:nth-child(1):hover {
    background: linear-gradient(135deg, #0a3d6b, #2a6a9a);
}
.quick-btns a:nth-child(2) {
    background: linear-gradient(135deg, #8a6b1a, #b8860b);
}
.quick-btns a:nth-child(2):hover {
    background: linear-gradient(135deg, #9a7b2a, #c8961b);
}
.quick-btns a:nth-child(3) {
    background: linear-gradient(135deg, #b22222, #dc143c);
}
.quick-btns a:nth-child(3):hover {
    background: linear-gradient(135deg, #c62828, #e53935);
    box-shadow: 0 16px 48px rgba(178, 34, 34, 0.45);
}
.quick-btns a:nth-child(4) {
    background: linear-gradient(135deg, #1a6b8a, #0f7a6b);
}
.quick-btns a:nth-child(4):hover {
    background: linear-gradient(135deg, #1a7b9a, #0f8a7b);
}
.quick-btns a .icon {
    font-size: 42px;
    line-height: 1;
    display: block;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.4s ease;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.10));
    position: relative;
    z-index: 1;
}
.quick-btns a .icon img {
    max-height: 48px;
    width: auto;
    display: block;
    margin: 0 auto;
}
.quick-btns a:hover .icon {
    transform: scale(1.15) rotate(-2deg);
    filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.20));
}
.quick-btns a .label {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 1.5px;
    position: relative;
    z-index: 1;
    transition: letter-spacing 0.3s ease;
}
.quick-btns a:hover .label {
    letter-spacing: 2.5px;
}

/* ===== 信息列表 ===== */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    align-items: stretch;
}
.info-col {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-sm);
    padding: 18px 20px 20px;
    height: 100%;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    background: #ffffff;
    border: 1px solid #eef2f7;
}
.info-col:hover {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}
.info-col:nth-child(1) h3 {
    color: var(--color-plan);
    border-bottom-color: rgba(10, 61, 107, 0.15);
}
.info-col:nth-child(2) h3 {
    color: var(--color-score);
    border-bottom-color: rgba(147, 116, 37, 0.15);
}

.info-col:nth-child(3) h3 {
    color:#D21836;
    border-bottom-color: rgba(209, 24, 53, 0.15);
}

.info-col:nth-child(4) h3 {
    color:#1C7384;
    border-bottom-color: rgba(29, 115, 133, 0.15);
}
.info-col h3 {
    font-size: 21px;
    font-weight: 600;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(0, 0, 0, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    font-family: var(--font);
}
.info-col h3 a {
    color: inherit;
}
.info-col h3 a:hover {
    opacity: 0.75;
}
.info-col h3 .more-link {
    font-size: 18px;
    font-weight: 400;
    color: #999;
    transition: opacity var(--transition), transform var(--transition);
    font-family: var(--font);
    display: inline-block;
    margin-left: 6px;
}
.info-col h3 .more-link:hover {
    opacity: 1;
    transform: translateX(4px);
    color: var(--primary);
}
.info-col ul {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.info-col ul li {
    padding: 10px 0;
    border-bottom: 1px solid #f0f2f5;
    font-size: 18px;
    transition: background var(--transition), padding var(--transition), border-radius var(--transition);
    border-radius: 4px;
    flex-shrink: 0;
    font-family: var(--font);
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    position: relative;
    padding-left: 4px;
    padding-right: 4px;
}
.info-col ul li:last-child {
    border-bottom: none;
}
.info-col ul li:hover {
    background: #f5f8fc;
    padding-left: 8px;
    padding-right: 8px;
    border-radius: var(--radius-sm);
}
.info-col ul li a {
    color: #1a1a2e;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition);
    flex: 1;
    min-width: 0;
    font-weight: 500;
    font-size: 17px;
    order: 2;
}
.info-col ul li:hover a {
    color: var(--primary);
}
.info-col ul li .date-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: #eef2f7;
    border-radius: 6px;
    padding: 2px 10px 4px;
    min-width: 48px;
    border: 1px solid #e2e7ed;
    transition: all 0.25s ease;
    text-align: center;
    line-height: 1.2;
    order: 1;
}
.info-col ul li .date-box .date-day {
    font-size: 20px;
    font-weight: 700;
    color: #0a3d6b;
    transition: color 0.25s ease;
    letter-spacing: 0.5px;
}
.info-col ul li .date-box .date-ym {
    font-size: 10px;
    font-weight: 400;
    color: #777;
    transition: color 0.25s ease;
    letter-spacing: 0.3px;
}
.info-col ul li:hover .date-box {
    background: #dce4ed;
    border-color: #c8d2de;
    transform: scale(1.02);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}
.info-col ul li:hover .date-box .date-day {
    color: #072b4a;
}
.info-col ul li:hover .date-box .date-ym {
    color: #555;
}
.info-col:nth-child(2) ul li .date-box .date-day {
    color: var(--color-score);
}
.info-col:nth-child(3) ul li .date-box .date-day {
    color: #D61638;
}
.info-col:nth-child(4) ul li .date-box .date-day {
    color: #1C7384;
}
.info-col:nth-child(2) ul li:hover .date-box .date-day,
.info-col:nth-child(4) ul li:hover .date-box .date-day {
    color: #0f5a6a;
}

/* ===== 校园风采 ===== */
.campus-swiper-wrap {
    position: relative;
    padding: 0 12px 40px;
    overflow: hidden;
}
.swiper-container3 {
    width: 100%;
    padding: 20px 0 30px;
    overflow: visible;
}
.swiper-container3 .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 32px rgba(10, 61, 107, 0.08);
    border: 1px solid var(--border);
    aspect-ratio: 4/3;
    position: relative;
    background-size: cover;
    background-position: center;
    transition: transform var(--transition), box-shadow var(--transition);
    cursor: pointer;
}
.swiper-container3 .swiper-slide .slide-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}
.swiper-container3 .swiper-slide:hover .slide-bg {
    transform: scale(1.08);
}
.swiper-container3 .swiper-slide .slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 0%, rgba(0, 0, 0, 0.25) 60%, rgba(0, 0, 0, 0.40) 100%);
    z-index: 1;
    transition: opacity 0.5s ease, background 0.5s ease;
    opacity: 1;
}
.swiper-container3 .swiper-slide:hover .slide-overlay {
    opacity: 0;
    background: transparent;
}
.swiper-container3 .swiper-slide .slide-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    width: 100%;
    height: 100%;
    padding: 24px 22px 28px;
    color: #fff;
}
.swiper-container3 .swiper-slide .slide-content .tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(4px);
    color: #fff;
    padding: 3px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    font-family: var(--font);
}
.swiper-container3 .swiper-slide .slide-content .title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1px;
    line-height: 1.2;
    margin-bottom: 6px;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
    font-family: var(--font);
}
.swiper-container3 .swiper-slide .slide-content .desc {
    font-size: 16px;
    font-weight: 400;
    opacity: 0.85;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    line-height: 1.5;
    max-width: 90%;
    font-family: var(--font);
}
.swiper-container3 .swiper-slide .slide-content .icon-deco {
    position: absolute;
    top: 18px;
    right: 18px;
    font-size: 36px;
    opacity: 0.30;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    z-index: 0;
}
.campus-swiper-wrap .next-a,
.campus-swiper-wrap .prev-a {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    font-family: var(--font);
}
.campus-swiper-wrap .next-a:hover,
.campus-swiper-wrap .prev-a:hover {
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    transform: translateY(-50%) scale(1.06);
}
.campus-swiper-wrap .prev-a {
    left: 0;
}
.campus-swiper-wrap .next-a {
    right: 0;
}
.swiper-pagination22 {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}
.swiper-pagination22 .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border);
    opacity: 1;
    transition: background var(--transition), transform var(--transition);
    cursor: pointer;
}
.swiper-pagination22 .swiper-pagination-bullet-active {
    background: var(--primary);
    transform: scale(1.2);
}

/* ===== 首页响应式 ===== */
@media (max-width: 1200px) {
    .banner-slide .content h2 {
        font-size: 38px;
    }
    .banner-slide .content p {
        font-size: 18px;
    }
    .banner-slide {
        padding: 40px 44px 50px;
    }
    .info-grid {
        gap: 24px;
    }
    .quick-btns a {
        padding: 28px 16px 24px;
        min-height: 130px;
    }
    .quick-btns a .icon {
        font-size: 36px;
    }
    .quick-btns a .icon img {
        max-height: 40px;
    }
    .quick-btns a .label {
        font-size: 18px;
    }
}
@media (max-width: 992px) {
    .banner-slide .content h2 {
        font-size: 32px;
    }
    .banner-slide .content p {
        font-size: 17px;
    }
    .banner-slide {
        padding: 36px 38px 44px;
    }
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 26px;
    }
    .quick-btns {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }
    .quick-btns a {
        padding: 30px 18px 26px;
        min-height: 140px;
    }
    .quick-btns a .icon {
        font-size: 40px;
    }
    .quick-btns a .icon img {
        max-height: 44px;
    }
    .quick-btns a .label {
        font-size: 19px;
    }
    .section {
        padding: 32px 22px;
        margin-top: 28px;
    }
    .campus-swiper-wrap .next-a,
    .campus-swiper-wrap .prev-a {
        width: 42px;
        height: 42px;
        font-size: 18px;
    }
    .swiper-container3 .swiper-slide .slide-content .title {
        font-size: 20px;
    }
    .swiper-container3 .swiper-slide .slide-content .desc {
        font-size: 15px;
    }
    .info-col ul li .date-box {
        min-width: 44px;
        padding: 2px 8px 3px;
    }
    .info-col ul li .date-box .date-day {
        font-size: 18px;
    }
    .info-col ul li .date-box .date-ym {
        font-size: 9px;
    }
    .info-col {
        padding: 16px 18px 18px;
    }
    .info-col ul li {
        font-size: 17px;
    }
    .info-col ul li a {
        font-size: 16px;
    }
    .banner-dots {
        bottom: 14px;
        right: 24px;
        gap: 12px;
    }
    .banner-dots span {
        width: 12px;
        height: 12px;
    }
}
@media (max-width: 768px) {
    .hero-wrapper {
        aspect-ratio: 1500 / 677;
        max-height: 70vh;
        min-height: 200px;
    }
    .banner-slide {
        padding: 28px 28px 40px;
        justify-content: flex-end;
    }
    .banner-slide .content h2 {
        font-size: 22px;
        letter-spacing: 1.5px;
    }
    .banner-slide .content p {
        font-size: 15px;
        letter-spacing: 1px;
    }
    .banner-slide .content {
        max-width: 90%;
    }
    .banner-btn {
        width: 38px;
        height: 38px;
        font-size: 20px;
    }
    .banner-btn.prev {
        left: 10px;
    }
    .banner-btn.next {
        right: 10px;
    }
    .banner-dots {
        bottom: 12px;
        right: 16px;
        gap: 10px;
    }
    .banner-dots span {
        width: 12px;
        height: 12px;
    }
    .section {
        padding: 26px 18px;
        margin-top: 20px;
    }
    .section-title {
        font-size: 24px;
        padding-bottom: 14px;
        margin-bottom: 20px;
    }
    .section-title .more {
        font-size: 16px;
    }
    .quick-btns {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
    }
    .quick-btns a {
        padding: 24px 14px 20px;
        min-height: 120px;
        border-radius: var(--radius-sm);
    }
    .quick-btns a .icon {
        font-size: 34px;
    }
    .quick-btns a .icon img {
        max-height: 36px;
    }
    .quick-btns a .label {
        font-size: 16px;
        letter-spacing: 1px;
    }
    .quick-btns a:hover .label {
        letter-spacing: 1.5px;
    }
    .quick-btns a:hover {
        transform: translateY(-4px) scale(1.02);
    }
    .info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .info-col {
        padding: 16px 18px 18px;
    }
    .info-col h3 {
        font-size: 19px;
    }
    .info-col ul li {
        padding: 8px 0;
        font-size: 16px;
        flex-wrap: nowrap;
        align-items: center;
        gap: 10px;
    }
    .info-col ul li:hover {
        padding-left: 6px;
        padding-right: 6px;
    }
    .info-col ul li a {
        flex: 1;
        min-width: 0;
        text-align: left;
        order: 2;
        font-size: 16px;
         display: -webkit-box; /* 或 -webkit-inline-box */
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
       /* white-space: nowrap;*/
    }
    .info-col ul li .date-box {
        order: 1;
        flex-shrink: 0;
        min-width: 44px;
        padding: 2px 8px 3px;
    }
    .info-col ul li .date-box .date-day {
        font-size: 18px;
    }
    .info-col ul li .date-box .date-ym {
        font-size: 10px;
    }
    .campus-swiper-wrap {
        padding: 0 4px 40px;
    }
    .campus-swiper-wrap .next-a,

    .campus-swiper-wrap .prev-a {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    .swiper-container3 .swiper-slide .slide-content {
        padding: 18px 16px 22px;
    }
    .swiper-container3 .swiper-slide .slide-content .title {
        font-size: 18px;
    }
    .swiper-container3 .swiper-slide .slide-content .desc {
        font-size: 14px;
    }
    .swiper-container3 .swiper-slide .slide-content .tag {
        font-size: 12px;
        padding: 2px 12px;
    }
    .swiper-container3 .swiper-slide .slide-content .icon-deco {
        font-size: 28px;
        top: 14px;
        right: 14px;
    }
}
@media (max-width: 480px) {
    .hero-wrapper {
        aspect-ratio: 1500 / 677;
        max-height: 50vh;
        min-height: 160px;
    }
    .banner-slide {
        padding: 20px 18px 32px;
    }
    .banner-slide .content h2 {
        font-size: 18px;
        letter-spacing: 1px;
        margin-bottom: 6px;
    }
    .banner-slide .content p {
        font-size: 13px;
        letter-spacing: 0.5px;
    }
    .banner-slide .content {
        max-width: 95%;
    }
    .banner-btn {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    .banner-dots {
        bottom: 10px;
        right: 12px;
        gap: 8px;
    }
    .banner-dots span {
        width: 10px;
        height: 10px;
    }
    .quick-btns {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .quick-btns a {
        padding: 18px 10px 16px;
        min-height: 100px;
        border-radius: var(--radius-sm);
    }
    .quick-btns a .icon {
        font-size: 28px;
    }
    .quick-btns a .icon img {
        max-height: 30px;
    }
    .quick-btns a .label {
        font-size: 14px;
        letter-spacing: 0.5px;
    }
    .quick-btns a:hover .label {
        letter-spacing: 1px;
    }
    .quick-btns a:hover {
        transform: translateY(-3px) scale(1.01);
    }
    .info-grid {
        gap: 16px;
    }
    .info-col {
        padding: 14px 16px 16px;
    }
    .info-col ul li {
        font-size: 15px;
        padding: 6px 0;
        gap: 8px;
    }
    .info-col ul li:hover {
        padding-left: 4px;
        padding-right: 4px;
    }
    .info-col ul li a {
        font-size: 15px;
    }
    .info-col ul li .date-box {
        min-width: 38px;
        padding: 2px 6px 2px;
    }
    .info-col ul li .date-box .date-day {
        font-size: 16px;
    }
    .info-col ul li .date-box .date-ym {
        font-size: 9px;
    }
    .section {
        padding: 18px 14px;
        margin-top: 14px;
    }
    .section-title {
        font-size: 22px;
        padding-bottom: 10px;
        margin-bottom: 16px;
    }
    .section-title .more {
        font-size: 15px;
    }
    .campus-swiper-wrap .next-a,
    .campus-swiper-wrap .prev-a {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
    .swiper-container3 .swiper-slide .slide-content .title {
        font-size: 16px;
    }
    .swiper-container3 .swiper-slide .slide-content .desc {
        font-size: 13px;
    }
    .swiper-container3 .swiper-slide .slide-content .icon-deco {
        font-size: 22px;
        top: 10px;
        right: 10px;
    }
}

/* ================================================================
   首页校园风采 — 视频播放按钮 (新增)
   ================================================================ */

/* ===== 播放按钮 ===== */
.campus-swiper-wrap .swiper-slide.is-video .play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
    z-index: 5;
    border: none;
}

.campus-swiper-wrap .swiper-slide.is-video .play-btn::after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-left: 18px solid var(--primary);
    border-top: 11px solid transparent;
    border-bottom: 11px solid transparent;
    margin-left: 4px;
}

.campus-swiper-wrap .swiper-slide.is-video .play-btn:hover {
    transform: translate(-50%, -50%) scale(1.12);
    background: #fff;
    box-shadow: 0 6px 30px rgba(10, 61, 107, 0.30);
}

/* ===== 视频标签 ===== */
.campus-swiper-wrap .swiper-slide.is-video .video-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(220, 20, 60, 0.85);
    backdrop-filter: blur(4px);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    padding: 2px 12px;
    border-radius: 4px;
    z-index: 5;
    font-family: var(--font);
    letter-spacing: 0.5px;
}

/* ===== 确保 slide-content 在播放按钮之上 ===== */
.campus-swiper-wrap .swiper-slide.is-video .slide-content {
    z-index: 3;
}

/* ===== 响应式适配 ===== */
@media (max-width: 768px) {
    .campus-swiper-wrap .swiper-slide.is-video .play-btn {
        width: 48px;
        height: 48px;
    }
    .campus-swiper-wrap .swiper-slide.is-video .play-btn::after {
        border-left-width: 14px;
        border-top-width: 9px;
        border-bottom-width: 9px;
    }
    .campus-swiper-wrap .swiper-slide.is-video .video-tag {
        font-size: 11px;
        padding: 1px 10px;
        top: 10px;
        left: 10px;
    }
}

@media (max-width: 480px) {
    .campus-swiper-wrap .swiper-slide.is-video .play-btn {
        width: 40px;
        height: 40px;
    }
    .campus-swiper-wrap .swiper-slide.is-video .play-btn::after {
        border-left-width: 12px;
        border-top-width: 7px;
        border-bottom-width: 7px;
    }
    .campus-swiper-wrap .swiper-slide.is-video .video-tag {
        font-size: 10px;
        padding: 1px 8px;
        top: 8px;
        left: 8px;
    }
}