/* 全局变量与重置 */
:root {
    --primary: #1a3c8a;
    --primary-light: #2a5cca;
    --primary-dark: #0f2460;
    --primary-blue: #4982FD;
    --accent: #e8a025;
    --accent-red: #e04040;
    --text-main: #333;
    --text-light: #666;
    --text-lighter: #91959F;
    --bg-light: #f4f6f9;
    --bg-white: #fff;
    --border-color: #e8ecf0;
    --container-width: 1200px;
    --radius: 6px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
    font-size: 14px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary-light);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: var(--container-width);
    margin: 0 auto;
}

/* Header 导航栏 */
.main-header {
    background: rgba(51, 51, 51, 1);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.header-inner {
    display: flex;
    align-items: center;
    height: 60px;
    gap: 20px;
    width: calc(var(--container-width) + 240px);
    margin: 0 auto;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.logo-img {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
}

.logo-icon {
    font-size: 28px;
    color: var(--accent);
}

.header-phone {
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 4px;
}

.header-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    white-space: nowrap;
}

.main-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.main-nav ul {
    display: flex;
    gap: 50px;
}

.main-nav li a {
    display: block;
    padding: 0 16px;
    line-height: 60px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.main-nav li a:hover,
.main-nav li a.active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.btn-free-trial {
    display: inline-block;
    padding: 6px 18px;
    background: var(--primary-blue);
    color: #fff !important;
    border-radius: 5px;
    font-size: 13px;
    font-weight: bold;
    height: 35px;
}

.btn-free-trial:hover {
    background: var(--primary-light);
    color: #fff !important;
}

.btn-login {
    display: inline-block;
    padding: 5px 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #fff !important;
    border-radius: 20px;
    font-size: 13px;
}

.btn-login:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
    color: #fff !important;
}

/* Hero 轮播区 */
.hero-section {
    background: var(--bg-light);
    padding: 27px;
}

.hero-inner {
    display: flex;
    gap: 0;
    min-height: 350px;
}

.hero-sidebar {
    width: 289px;
    flex-shrink: 0;
    background: white;
    /* padding: 10px 0; */
    margin-right: 15px;
    border-radius: 10px;
    overflow: visible;
    position: relative;
}

.hero-sidebar>ul {
    list-style: none;
}

.hero-menu-item {
    border-bottom: 1px solid #f0f0f0;
    position: relative;
}

.hero-menu-item:last-child {
    border-bottom: none;
}

.hero-menu-toggle {
    width: 100%;
    border: none;
    background: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    font-size: 14px;
    font-weight: bold;
    color: #3a3a3a;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    text-align: left;
}

.hero-menu-toggle:hover {
    background: #f7f9ff;
    color: #234da3;
}

.hero-submenu {
    position: absolute;
    left: calc(100% + 10px);
    top: 0;
    width: 220px;
    overflow: hidden;
    list-style: none;
    background: #fafcff;
    border: 1px solid #e6edff;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(28, 56, 122, 0.18);
    opacity: 0;
    transform: translateX(12px);
    pointer-events: none;
    transition: transform 0.28s ease, opacity 0.22s ease;
    z-index: 20;
}

.hero-submenu li a {
    display: block;
    padding: 10px 24px 10px 34px;
    font-size: 13px;
    color: #6f7783;
    line-height: 1.4;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.hero-submenu li a:hover {
    color: #2a63d4;
    background: #f0f5ff;
}

.hero-menu-item.open .hero-menu-toggle {
    background: #f2f6ff;
    color: #1f4fac;
}

.hero-menu-item.open .hero-submenu {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.hero-sidebar .arrow {
    font-size: 16px;
    opacity: 0.8;
    transition: transform 0.28s ease;
}

.hero-menu-item.open .arrow {
    transform: rotate(90deg);
}

.hero-banner {
    flex: 1;
    position: relative;
    height: 350px;
    border-radius: 10px;
    overflow: hidden;
}

.hero-slider-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s ease;
    will-change: transform;
    border-radius: 10px;

}

.hero-slide {
    width: 100%;
    flex: 0 0 100%;
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 40px 52px;
    position: relative;
    border-radius: 10px;

}

.hero-slide::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(7, 18, 57, 0.58) 0%, rgba(7, 18, 57, 0.15) 55%, rgba(7, 18, 57, 0.45) 100%);
}

.slide-1 {
    background: linear-gradient(130deg, #133076 0%, #2a5cca 52%, #1a3c8a 100%);
}

.slide-2 {
    background: linear-gradient(130deg, #16336c 0%, #3c67d5 48%, #2f4299 100%);
}

.slide-3 {
    background: linear-gradient(130deg, #172b62 0%, #3154b7 48%, #1f3b8c 100%);
}

.banner-content {
    position: relative;
    z-index: 3;
    width: 100%;
    min-height: 310px;
    border-radius: 8px;
    overflow: hidden;
    padding: 20px 24px;
}

.banner-content>*:not(.banner-visual) {
    position: relative;
    z-index: 1;
}

.banner-content h1 {
    font-size: 36px;
    color: #fff;
    font-weight: 700;
}

.banner-subtitle {
    font-size: 36px;
    color: var(--accent);
    font-weight: bold;
}

.banner-desc {
    font-size: 17px;
    color: #FFFFFF;
    font-weight: 700;
}

.banner-desc-small {
    font-size: 11px;
    color: #D6D6D6;
    margin-bottom: 22px;
    font-weight: 400;
}

.banner-btns {
    display: flex;
    gap: 12px;
}

.btn-primary {
    display: inline-block;
    padding: 10px 28px;
    background: var(--accent);
    color: #fff !important;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: #d09020;
    color: #fff !important;
}

.btn-outline {
    display: inline-block;
    padding: 10px 28px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: #fff !important;
    border-radius: 4px;
    font-size: 14px;
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
    color: #fff !important;
}

.banner-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
    background-image:
        linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0.12) 100%),
        repeating-linear-gradient(45deg,
            rgba(255, 255, 255, 0.55) 0,
            rgba(255, 255, 255, 0.55) 1px,
            transparent 1px,
            transparent 22px);
    background-size: 100% 100%, 56px 56px;
    opacity: 0.2;
    pointer-events: none;
    color: transparent;
    font-size: 0;
}

.banner-dots {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 5;
}

.dot {
    width: 26px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.35);
    display: inline-block;
    border: none;
    cursor: pointer;
    transition: background 0.25s;
}

.dot.active {
    background: var(--accent);
}

.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(10, 26, 68, 0.34);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 6;
    transition: all 0.25s;
}

.hero-arrow.prev {
    left: 12px;
}

.hero-arrow.next {
    right: 12px;
}

.hero-arrow:hover {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.75);
}

.hero-banner:hover .hero-arrow {
    opacity: 1;
}

.hero-arrow:focus-visible,
.dot:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

/* ===========================
   3. 公告信息条
   =========================== */
.notice-bar {
    /* border-bottom: 1px solid var(--border-color); */
    /* padding: 12px 0; */
}

.notice-inner {
    display: flex;
    align-items: center;
    background-color: white;
    height: 40px;
    padding: 0;
    overflow: hidden;
    position: relative;
}

.notice-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-right: 0;
    height: 100%;
    padding: 0 10px;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    background-color: #fff;
}

.notice-tag {
    display: inline-block;
    padding: 2px 10px;
    color: var(--primary-blue);
    font-size: 12px;
    border-radius: 3px;
    font-weight: bold;
}

.notice-text {
    font-size: 13px;
    color: var(--text-light);
}

.notice-links {
    display: inline-flex;
    overflow: hidden;
    gap: 20px;
    margin-left: auto;
    flex: 1;
    min-width: 0;
    height: 100%;
    align-items: center;
    padding-right: 10px;
    position: relative;
    z-index: 1;
    white-space: nowrap;
    will-change: transform;
    animation: noticeMarquee 12s linear infinite;
}

.notice-links a {
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.notice-links:hover {
    animation-play-state: paused;
}

.notice-links a:hover {
    color: var(--primary-light);
}

@keyframes noticeMarquee {
    0% {
        transform: translateX(100%);
    }

    100% {
        transform: translateX(-100%);
    }
}

/* ===========================
   4. 热门推荐横幅
   =========================== */
.hot-section {
    padding: 24px 0;
}

.hot-inner {
    display: flex;
    gap: 20px;
}

.hot-banner-card {
    width: 50%;
    flex-shrink: 0;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    min-height: 220px;
}

.hot-slider-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.55s ease;
    will-change: transform;
}

.hot-slide {
    min-width: 100%;
    height: 100%;
    background: #fff;
}

.hot-banner-img {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 20px;
    font-weight: bold;
    overflow: hidden;
}

.hot-banner-img img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.hot-slide-2 .hot-banner-img {
    background: linear-gradient(135deg, #244ca5 0%, #3f7ef0 100%);
}

.hot-slide-3 .hot-banner-img {
    background: linear-gradient(135deg, #1d3f8e 0%, #2961d6 100%);
}

.hot-banner-text {
    padding: 16px;
}

.hot-banner-text h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.hot-banner-text p {
    font-size: 13px;
    color: var(--text-light);
}

.hot-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 10px;
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 5;
}

.hot-dot {
    width: 18px;
    height: 4px;
    border: none;
    border-radius: 2px;
    background: rgba(26, 60, 138, 0.25);
    cursor: pointer;
    transition: background 0.25s;
}

.hot-dot.active {
    background: var(--accent);
}

.hot-news {
    flex: 1;
    background: #fff;
    border-radius: var(--radius);
    padding: 16px 20px;
    box-shadow: var(--shadow);
}

.hot-news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 10px;
    /* border-bottom: 2px solid var(--primary); */
}

.hot-news-header-left {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.hot-news-header h3 {
    font-size: 16px;
    color: var(--primary);
}

.more-link {
    font-size: 13px;
    color: var(--text-lighter);
}

.hot-news-list li {
    padding: 6px 0;
    border-bottom: 1px dashed var(--border-color);
}

.hot-news-list li:last-child {
    border-bottom: none;
}

.hot-news-list a {
    font-size: 16px;
    color: var(--text-light);
}

.hot-news-list a:hover {
    color: var(--primary);
}



/* ===========================
   通用区块标题
   =========================== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
}

.section-title {
    font-size: 20px;
    color: #1A2741;
    position: relative;
    /* padding-left: 14px; */
}

/* .section-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--primary);
    border-radius: 2px;
} */

.section-tabs {
    display: flex;
    gap: 0;
    margin-left: 30px;
    margin-bottom: 20px;
}

.tab {
    padding: 6px 16px;
    font-size: 13px;
    color: var(--text-light);
    border: 1px solid var(--border-color);
    border-right: none;
    background: #fff;
}

.tab:first-child {
    border-radius: var(--radius) 0 0 var(--radius);
}

.tab:last-child {
    border-radius: 0 var(--radius) var(--radius) 0;
    border-right: 1px solid var(--border-color);
}

.tab.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.tab:hover {
    color: var(--primary);
}

.tab.active:hover {
    color: #fff;
}

/* ===========================
   通用小按钮
   =========================== */
.btn-sm {
    display: flex;
    width: 88px;
    height: 28px;
    opacity: 1;
    border-radius: 5px;
    background: #4982FD;
    justify-content: center;
    align-items: center;
    color: white;
}

.btn-sm:hover {
    background: var(--primary-light);
    color: #fff !important;
}

/* ===========================
   5. 名师公开课
   =========================== */
.course-section {
    padding: 30px 0 10px;
}

.course-grid {
    display: flex;
    gap: 16px;
}

.course-card {
    flex: 1;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    height: 223px;
    width: 208px;
}

.course-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.course-cover {
    height: 130px;
    background: linear-gradient(135deg, #e8ecf0 0%, #d0d8e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-lighter);
    font-size: 14px;

    img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

.course-info {
    padding: 12px 24px;
}

.course-info h4 {
    font-size: 14px;
    margin-bottom: 4px;
    color: var(--text-main);
}

.course-info p {
    font-size: 12px;
    color: var(--text-lighter);
    margin-bottom: 4px;
}

.course-meta {
    color: var(--text-lighter) !important;
    margin-bottom: 8px !important;
}

.countdown-card {
    width: 287px;
    flex-shrink: 0;
    background: white;
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;

}

.countdown-label {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 12px;
    opacity: 0.9;

    span {
        color: orange;
    }
}

.countdown-numbers {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.countdown-num {
    display: block;
    align-items: center;
    justify-self: center;
    width: 48px;
    height: 56px;
    background: var(--primary-blue);
    border-radius: 6px;
    font-size: 32px;
    font-weight: 800;
    backdrop-filter: blur(4px);
    text-align: center;
    color: white;
}

.countdown-unit {
    font-size: 18px;
    font-weight: bold;
}

.countdown-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;

    a {
        display: block;
        font-size: 12px;
        background-color: #F6F7F9;
        border-radius: 3px;
        min-width: 80px;
        padding: 2px 5px;
        cursor: pointer;
    }
}

/* ===========================
   6. 院校招生宣讲
   =========================== */
.school-section {
    padding: 8px 0 22px;
}

.school-inner {}

.school-grid {
    display: grid;
    grid-template-columns: 1fr 288px;
    gap: 12px;
    height: 225px;
}

.school-card,
.school-exam {
    background: #cfe3f8;
    border-radius: 8px;
    display: flex;
    align-items: center;
}

.school-card {
    padding: 18px 12px;
    overflow: visible;
    background: linear-gradient(90deg, #D5EDFF 0%, #E9F6FF 46.99%, #C5E6FF 100%);
    position: relative;
}

.school-slider {
    --school-item-width: 202px;
    --school-item-gap: 18px;
    width: calc(var(--school-item-width) * 3 + var(--school-item-gap) * 4 + var(--school-item-width));
    max-width: 100%;
    margin: 0 auto;
    overflow: hidden;
}

.school-slider-track {
    display: flex;
    gap: var(--school-item-gap);
    align-items: center;
    will-change: transform;
}

.school-slide-item {
    width: var(--school-item-width);
    height: 154px;
    flex-shrink: 0;
    text-align: center;
    background-color: white;
    padding: 5px;
    border-radius: 5px;
}

.school-slide-item.faded {
    opacity: 0.4;
}

.school-slide-thumb {
    height: 109px;
    border-radius: 6px;
    overflow: hidden;
    background: #eaf2fb;
    margin-bottom: 8px;
}

.school-slide-thumb img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.school-slide-item p {
    font-size: 14px;
    color: #333;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.school-exam {
    padding: 18px 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 288px;
    background: linear-gradient(50deg, #97DEFC 0%, #D6F2FE 37.04%, #97DEFC 100%);
}

.school-exam-item {
    height: 70px;
    border-radius: 10px;
    background: #f6f9ff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 14px;
    width: 244px;
}

.school-exam-item>div>span {
    font-size: 20px;
    font-weight: 700;
    color: #1f3564;
    display: block;
    margin-bottom: 4px;
}

.school-exam-item p {
    font-size: 12px;
    color: #91959f;
}

.school-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 34px;
    height: 34px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.28);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: rgba(26, 39, 65, 0.78);
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;

    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s;
    z-index: 3;
}

.school-arrow.prev {
    left: -17px;
}

.school-arrow.next {
    right: -17px;
}

.school-card:hover .school-arrow {
    opacity: 1;
    pointer-events: auto;
}

.school-arrow:hover {
    background: rgba(255, 255, 255, 0.45);
    color: rgba(26, 39, 65, 0.92);
}

.school-exam-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: radial-gradient(circle at 28% 30%, #f6f9ff 0%, #88b4f5 55%, #4f84d8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 17px;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(73, 130, 253, 0.28);
}

/* ===========================
   7. 研究生项目
   =========================== */
.student-project-section {
    padding: 26px 0 10px;
}

.student-project-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.student-project-card {
    position: relative;
    display: block;
    min-height: 244px;
    border-radius: 10px;
    background: white;
    padding: 22px 20px 16px;
    overflow: hidden;
    transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.student-project-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(25, 40, 72, 0.12);
}

.student-project-card h3 {
    font-size: 20px;
    line-height: 1;
    font-weight: 500;
    color: #0E1946;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(27, 47, 95, 0.18);
    position: relative;
    z-index: 1;

}

.student-project-card h4 {
    font-size: 16px;
    line-height: 1.25;
    color: #0E1946;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.student-project-card p {
    font-size: 14px;
    line-height: 1.6;
    color: #808080;
    font-weight: 300;
    position: relative;
    z-index: 1;
}

.student-project-card::before,
.student-project-card::after {
    content: "";
    position: absolute;
    right: -10px;
    bottom: -12px;
    pointer-events: none;
}

.student-project-card::before {
    width: 180px;
    height: 110px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0) 0%, rgba(149, 178, 236, 0.34) 100%);
    clip-path: polygon(38% 0, 100% 0, 100% 100%, 0 100%);
}

.student-project-card::after {
    width: 132px;
    height: 86px;
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.03) 0%, rgba(110, 151, 230, 0.42) 100%);
    clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
}

.student-project-card.card-manage::after,
.student-project-card.card-other::after {
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.03) 0%, rgba(120, 160, 236, 0.46) 100%);
}

.student-project-card.card-joint::after {
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.03) 0%, rgba(224, 186, 140, 0.42) 100%);
}

.student-project-card.card-general::after {
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.03) 0%, rgba(138, 208, 186, 0.44) 100%);
}

@media (max-width: 1200px) {
    .student-project-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

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

    .student-project-card {
        min-height: 198px;
    }

    .student-project-card h3 {
        font-size: 30px;
    }
}

/* ===========================
   8. 年份横幅
   =========================== */
.year-banner {
    margin: 30px 0;
    /* background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 50%, var(--primary) 100%); */
    /* padding: 32px 0; */
}

.year-banner-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.year-number {
    font-size: 64px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 4px;
    position: relative;
}

.year-icon {
    font-size: 36px;
    vertical-align: super;
    margin-left: 8px;
}

.year-text {
    font-size: 28px;
    color: #fff;
    font-weight: bold;
    letter-spacing: 2px;
}

.year-highlight {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    margin: 0 3px;
    font-size: 24px;
}

.year-years {
    font-size: 48px;
    font-weight: 900;
    color: var(--accent);
    margin-left: 8px;
}

.year-small {
    font-size: 20px;
    font-weight: normal;
}

/* ===========================
   9. 口碑学习课程
   =========================== */
.reputation-course-section {
    padding: 30px 0 10px;
}

.reputation-grid {
    display: flex;
    flex-direction: row;
    /* grid-template-columns: repeat(3, 1fr) 280px; */
    gap: 16px;
}

.rep-course-cards {
    width: 896px;
    height: 340px;
    background: linear-gradient(0deg, #C3E3FF 0%, #EBF7FF 51.43%, #C3E3FF 100%);
    padding-left: 20px;
    padding-top: 20px;
}

.rep-course-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 280px);
    gap: 8px;
    place-items: center;
    width: 793px;
}

.rep-course-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
    width: 247px;
    height: 244px;
}

.rep-course-card:hover {
    transform: translateY(-3px);
}

.rep-course-img {
    height: 130px;
    background: linear-gradient(135deg, #d0d8e8 0%, #b0bcd0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.rep-course-body {
    padding: 14px;
}

.rep-course-body h4 {
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 20.27px;
    color: #000000;
}

.rep-course-desc {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 17.38px;
    color: #91959F;
    margin-bottom: 18px;
}

.rep-course-footer {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: center;
}

.rep-app-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    color: #fff;
    width: 288px;
    height: 340px;

    img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;

    }
}


/* ===========================
   10. 师资介绍
   =========================== */
.faculty-section {
    padding: 30px 0;
}

.faculty-main {
    display: flex;
    gap: 0;
    background-color: transparent;

    background-image:
        url("https://hzcdn.jinkeonline.com/zcweb/images/zcweb-new-2026-03-12/teacher_bg.png");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    border: 2px solid rgba(255, 255, 255, 1);
    /* background-size: cover; */
    /* background-position: center; */
    height: 366px;
    width: 1200px;
    overflow: hidden;
}

.faculty-main-grid {
    display: grid;
    grid-template-columns: 424px auto auto;
    gap: 80px;
    padding: 30px 30px 30px 70px;
    place-items: center;

}

.faculty-main-info {
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: left;
    gap: 20px;

    span {
        line-height: 25px;
        font-size: 14px;
    }

    h4 {
        font-size: 24px;
        text-align: center;
    }
}

.faculty-main-info-tag {
    width: 91px;
    height: 24px;
    opacity: 1;
    border-radius: 5px;
    background: linear-gradient(43deg, rgba(246, 203, 160, 1) 0%, rgba(254, 247, 239, 1) 37.74%, rgba(253, 227, 197, 1) 100%);
    color: rgba(79, 42, 20, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    font-weight: 500;
}

.faculty-main-info-more {
    width: 121px;
    height: 39px;
    opacity: 1;
    border-radius: 5px;
    background: rgba(73, 130, 253, 1);
    display: flex;
    justify-content: center;
    align-items: center;
}

.faculty-main-avatar {
    img {
        height: 330px;
        width: 320px;
        object-fit: cover;
        object-position: top;
    }
}

.faculty-main-other {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 12px;
}

.faculty-main-other-item {
    display: flex;
    flex-direction: row;
    width: 255px;
    height: 72px;
    color: white;
    background: rgba(10, 32, 82, 1);
    padding: 12px 23px;
    gap: 16px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    text-align: left;
    font: inherit;
    transition: background-color 0.2s ease, transform 0.2s ease;

    img {
        width: 46px;
        height: 46px;
        border-radius: 50%;
        object-fit: cover;
        object-position: top;
    }
}

.faculty-main-other-item:hover {
    background: #173e95;
}

.faculty-main-other-item.active {
    background: #2a63d4;
    transform: translateX(-4px);
}

.faculty-other-item-info {
    h3 {
        font-size: 20px;
    }
}

.faculty-main-other-button {
    width: 255px;
    height: 51px;
    opacity: 1;
    border-radius: 10px;
    background: rgba(73, 130, 253, 1);
    font-size: 20px;
    font-weight: 500;
    letter-spacing: 0px;
    line-height: 25px;
    color: rgba(255, 255, 255, 1);
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 4px;

    .arrow {
        color: #fff;
        font-size: 14px;
    }
}

/* ===========================
   11. 校区介绍
   =========================== */
.campus-section {
    padding: 0 0 30px;
}

.campus-distribution {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 28px;
    align-items: stretch;
}

.campus-tabs {
    display: flex;
    flex-direction: column;
    border: 1px solid #d6e5f5;
    background: linear-gradient(180deg, #eef6ff 0%, #d8ebff 100%);
}

.campus-tab-btn {
    border: none;
    background: transparent;
    color: #03518e;
    font-size: 20px;
    line-height: 1;
    font-weight: 700;
    height: 74px;
    border-bottom: 1px solid #2a82ce;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.campus-tab-btn:last-child {
    border-bottom: none;
}

.campus-tab-btn:hover {
    background: rgba(41, 130, 206, 0.12);
}

.campus-tab-btn.active {
    background: linear-gradient(180deg, #1f8ad7 0%, #6db7ea 100%);
    color: #fff;
}

.campus-panel-card {
    min-height: 296px;
    display: grid;
    gap: 28px;
    grid-template-columns: 1fr 1.25fr;
}

.campus-panel-info {
    padding: 80px 34px 20px 34px;
    background-color: white;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    position: relative;
}

.campus-panel-title {
    position: absolute;
    display: inline-block;
    font-size: 16px;
    color: #fff;
    line-height: 1.2;
    padding: 8px 18px;
    background: #0e77c4;
    left: -12px;
    top: 20px;
}

.campus-panel-title::after {
    content: "";
    position: absolute;
    left: 0;
    top: -12px;
    width: 0;
    height: 0;
    border-right: 12px solid #0e77c4;
    border-top: 12px solid transparent;
}

.campus-panel-line {
    font-size: 16px;
    color: #5a6169;
    line-height: 1.72;
}

.campus-panel-actions {
    margin-top: 26px;
    display: flex;
    gap: 24px;
}

.campus-btn {
    width: 142px;
    height: 50px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.campus-btn.primary {
    color: #fff;
    background: #0d7ac8;
}

.campus-btn.ghost {
    color: #0d7ac8;
    border: 2px solid #0d7ac8;
    background: #fff;
}

.campus-map-wrap {
    min-height: 296px;
    background: #e9f0f6;
}

.campus-map-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

@media (max-width: 1200px) {
    .campus-tab-btn {
        font-size: 24px;
        height: 62px;
    }

    .campus-panel-card {
        grid-template-columns: 1fr;
    }

    .campus-map-wrap {
        min-height: 220px;
    }
}

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

    .campus-tabs {
        flex-direction: row;
    }

    .campus-tab-btn {
        flex: 1;
        border-bottom: none;
        border-right: 1px solid #2a82ce;
    }

    .campus-tab-btn:last-child {
        border-right: none;
    }

    .campus-panel-info {
        padding: 18px 16px;
    }
}

/* ===========================
   12. 品牌介绍
   =========================== */
.brand-section {
    background: linear-gradient(40deg, rgba(10, 32, 80, 1) 0%, rgba(35, 84, 153, 1) 48.57%, rgba(35, 85, 154, 1) 100%);
    padding: 50px 0;
    color: #fff;
}

.brand-inner {
    display: grid;
    gap: 100px;
    grid-template-columns: 360px auto;
}

.brand-left {
    flex: 1;
}

.brand-title {
    font-size: 24px;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 12px;
}

.brand-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.brand-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: 12px;
}

.brand-stats {
    display: flex;
    gap: 40px;
    margin-top: 24px;
}

.stat-item {
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 36px;
    font-weight: 900;
    color: white;
    line-height: 1.2;
}

.stat-num em {
    font-style: normal;
    font-size: 24px;
}

.stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

.brand-right {
    flex-shrink: 0;
}

.brand-right h3 {
    font-size: 16px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.9);
}

.brand-map-placeholder {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 40px;
    justify-items: end;
}

.brand-map-card {
    width: 345px;
    height: 220px;
    background-color: white;
}

/* ===========================
   13. Footer 页脚
   =========================== */
.main-footer {
    background: #0a1230;
    color: rgba(255, 255, 255, 0.7);
}

.footer-inner {
    display: flex;
    gap: 60px;
    padding: 40px 0 30px;
}

.footer-logo {
    flex-shrink: 0;
}

.footer-logo-img {
    margin-bottom: 20px;

    img {
        width: 165.59px;
        height: 57.42px;
    }
}

.footer-logo-img .logo-icon {
    font-size: 24px;
    color: var(--accent);
}

.footer-qrcodes {
    display: grid;
    grid-template-columns: auto auto;
    gap: 20px;
    position: relative;
}

.footer-qrcodes::after {
    content: "";
    position: absolute;
    top: -10px;
    width: 100%;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.25);
}


.qrcode-placeholder {
    width: 115px;
    height: 115px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
    margin-bottom: 6px;
}

.footer-qrcode p {
    font-size: 20px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 25px;
    color: #FFFFFF;
    text-align: center;
}

.footer-links {
    flex: 1;
    display: flex;
    /* gap: 30px; */
    justify-content: space-around;
    margin-top: 40px;
}

.footer-col h4 {
    font-size: 20px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 25px;
    color: #FFFFFF;
    margin-bottom: 14px;
    position: relative;
    padding-bottom: 8px;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 1px;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    font-size: 14px;
    color: #A1A8BF;
    /* transition: color 0.2s; */
}

.footer-col ul li a:hover {
    color: #fff;
}

.footer-bottom {
    /* border-top: 1px solid rgba(255, 255, 255, 0.08); */
    padding: 8px 0 20px 0;
    text-align: center;
    font-size: 14px;
    color: #9196AF;
    line-height: 1.8;
}

.footer-bottom a:hover {
    color: white;
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
    padding-top: 40px;
}

.footer-bottom-content::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 1px;
    opacity: 0.5;
}

.footer-beian {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 20px;

    a {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
    }
}