/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background-color: #66a6ff;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 顶部校园图片区域 */
.hero-section {
    width: 100%;
    position: relative;
    overflow: hidden;
}

/* 水滴容器 */
.water-drops {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

/* 水滴样式 */
.water-drop {
    position: absolute;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.3));
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow:
        inset 0 -2px 4px rgba(255, 255, 255, 0.5),
        0 2px 8px rgba(0, 0, 0, 0.2);
    opacity: 0;
    animation: dropFall linear forwards;
}

/* 水滴下落动画 */
@keyframes dropFall {
    0% {
        opacity: 0;
        transform: translateY(0) scaleY(1);
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        opacity: 0;
        transform: translateY(100vh) scaleY(1.2);
    }
}

.campus-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 60vh;
    animation: fadeInDown 1s ease-out forwards, breathing 4s ease-in-out 1s infinite;
    opacity: 0;
}

/* 图片入场动画 */
@keyframes fadeInDown {
    0% {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 呼吸动画 */
@keyframes breathing {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

/* 视频播放区域 */
.video-section {
    padding: 16px;
    margin-top: -10px;
    position: relative;
    z-index: 2;
}

.video-container {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
    border-radius: 13px;
    padding: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.play-button {
    width: 80px;
    height: 80px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
}

.play-button:active {
    transform: scale(0.95);
}

.play-icon {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 12px rgba(74, 144, 226, 0.3));
}

/* 功能卡片网格区域 */
.grid-section {
    padding: 0 16px 16px 16px;
}

.grid-container {
    background-color: #fefefe;
    border-radius: 13px;
    padding: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

/* 卡片样式 */
.grid-item {
    background: linear-gradient(#6aafff,#82e7fe);
    border-radius: 13px;
    padding: 8px;
    aspect-ratio: 1.6;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
    position: relative;
    overflow: hidden;
}

/* 大卡片样式 (视频韶院) */
.grid-item.large-item {
    grid-row: span 2;
    aspect-ratio: auto;
}

.grid-item:active {
    transform: scale(0.95);
}

.card-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

/* 视频韶院 - 大卡片,文字左上,图标右下 */
.card-title1 {
    position: absolute;
    top: 0%;
    left: 0%;
    color: #f7fb85;
    max-width: 60%;
    font-size: clamp(22px, 5vw, 30px);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 2;
}

/* 普通卡片 - 单行文字,图标在右侧中间 */
.card-title {
    position: absolute;
    top: 0%;
    left: -5%;
    color: #f7fb85;
    max-width: 45%;
    font-size: clamp(14px, 3.8vw, 18px);
    font-weight: 600;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 2;
    white-space: nowrap;  /* 单行显示 */
}

/* 视频韶院 - 图标在右下角 */
.large-item .card-icon {
    position: absolute;
    bottom: -5%;
    right: -5%;
    width: 80%;
    z-index: 1;
}

/* 普通卡片 - 图标在右侧中间 */
.card-icon {
    position: absolute;
    /* top: 50%; */
    /* right: 10px; */
    right: -10%;
    bottom: -25%;
    width: 60%;
    z-index: 1;
}

.icon-image {
    width: 100%;
    height: auto;
    opacity: 0.9;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

/* 招生宣讲及咨询会 - 特殊处理,文字两行 */
.multiline-title {
    white-space: normal !important;  /* 允许换行 */
    max-width: 80% !important;
    line-height: 1.25 !important;
    font-size: clamp(14px, 3.5vw, 18px) !important;
}

/* 响应式设计 - 超小屏幕 */
@media screen and (max-width: 360px) {
    .video-section,
    .grid-section {
        padding: 15px;
    }

    .video-container,
    .grid-container {
        padding: 15px;
    }

    .grid-container {
        gap: 12px;
    }

    .play-button {
        width: 60px;
        height: 60px;
    }

    .grid-item {
        padding: 12px;
    }
}

/* 响应式设计 - 小屏幕 */
@media screen and (min-width: 361px) and (max-width: 400px) {
    .grid-container {
        gap: 13px;
    }
}

/* 响应式设计 - 大屏幕 */
@media screen and (min-width: 768px) {
    .hero-section {
        max-width: 768px;
        margin: 0 auto;
    }

    .video-section,
    .grid-section {
        max-width: 768px;
        margin-left: auto;
        margin-right: auto;
    }

    .grid-item {
        padding: 20px;
    }
}

/* 横屏适配 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .campus-image {
        max-height: 40vh;
    }

    .video-section {
        padding: 15px;
        margin-top: -20px;
    }

    .grid-section {
        padding: 15px 20px 20px;
    }
}

/* 触摸反馈优化 */
@media (hover: none) and (pointer: coarse) {
    .grid-item:hover {
        transform: none;
    }

    .play-button:hover {
        transform: none;
    }
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(180deg, #2C5282 0%, #2B6CB0 100%);
    }
}

/* 加载动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.grid-item {
    animation: fadeIn 0.5s ease-out;
    animation-fill-mode: both;
}

.grid-item:nth-child(1) { animation-delay: 0.05s; }
.grid-item:nth-child(2) { animation-delay: 0.1s; }
.grid-item:nth-child(3) { animation-delay: 0.15s; }
.grid-item:nth-child(4) { animation-delay: 0.2s; }
.grid-item:nth-child(5) { animation-delay: 0.25s; }
.grid-item:nth-child(6) { animation-delay: 0.3s; }
.grid-item:nth-child(7) { animation-delay: 0.35s; }
.grid-item:nth-child(8) { animation-delay: 0.4s; }

/* 安全区域适配 (刘海屏) */
body {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

/* ==================== 内容区域样式 ==================== */

/* 内容区域容器 */
.content-section {
    padding: 0 16px 16px 16px;
    padding-bottom: 16px;
}

.content-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 13px;
    padding: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* 分类块 */
.category-block {
    margin-bottom: 5px;
}

.category-block:last-child {
    margin-bottom: 0;
}

/* 分类标题 */
.category-title {
    font-size: clamp(22px, 4vw, 26px);
    font-weight: 700;
    letter-spacing: 2px;
    color: #183d8a;
    /* margin-bottom: 12px; */
    position: relative;
    box-sizing: border-box;
    font-family: "FZDBSJW";
    padding-left: 10px;
}

.title-name {
    position: relative;
    z-index: 2;
    display: inline-block;
    padding: 0;
}

.title-background {
    position: absolute;
    bottom: 3px;
    left: 0px;
    width: 75%;  /* 宽度占容器70% */
    height: 40%;  /* 高度占文字的50% */
    background: linear-gradient(90deg, #fbd1ba 0%, #f9cfa7 100%);
    z-index: 1;
}

/* 印象韶院 - 每行4个,分两行 */
.category-content1 {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.line1,
.line2 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0px;
}

/* 数说韶院、学科专业 - 一行4个 */
.category-content2 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0px;
}

/* 政策解读，三个，两个，两行 */
.category-content3 {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.line3-1{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0px;
}

.line3-2{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0px;
}

/* 广东省招生类型 - 使用4列网格,每个标签占2列 */
.category-content4 {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.line4-1,
.line4-2 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);  /* 4列基础网格,与学科专业对齐 */
    gap: 10px;
}

/* 让每个标签占2列 */
.line4-1 .tag-item,
.line4-2 .tag-item {
    grid-column: span 2;  /* 每个标签跨越2列 */
}

/* 港澳台招生类型 */
.category-content5 {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.line5-1,
.line5-2 {
    display: grid;
    grid-template-columns: repeat(2, 2fr);
    gap: 10px;
}


/* 标签项 */
.tag-item {
    display: flex;
    align-items: center;
    padding: 6px 0px;
    font-size: clamp(12px, 3.2vw, 15px);
    color: #01429d;
    
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
    justify-content: flex-start;
    font-family: "Adobe Heiti Std";
}

/* 标签前的圆点 */
.tag-item::before {
    content: '';
    width: 6px;
    height: 6px;
    background: linear-gradient(90deg, #f6e4e3 0%, #fcbbb7 100%);
    border-radius: 50%;
    margin-right: 5px;
    flex-shrink: 0;
}

/* 标签悬停效果 */
/* .tag-item:active {
    transform: scale(0.98);
    color: #2d5a8f;
    font-weight: 600;
}

.tag-item:active::before {
    background: #2d5a8f;
} */

/* 响应式调整 - 超小屏幕 */
@media screen and (max-width: 360px) {
    .content-section {
        padding: 15px;
    }

    .content-container {
        padding: 15px;
    }

    .category-block {
        margin-bottom: 15px;
    }

    /* 小屏幕改为3列 */
    .line1,
    .line2,
    .category-content2 {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .tag-item {
        padding: 5px 6px;
        font-size: 11px;
    }

    .tag-item::before {
        width: 5px;
        height: 5px;
        margin-right: 4px;
    }
}

/* 响应式调整 - 中等屏幕 */
@media screen and (min-width: 361px) and (max-width: 400px) {
    .line1,
    .line2,
    .category-content2 {
        gap: 10px;
    }
}

/* 响应式调整 - 大屏幕 */
@media screen and (min-width: 768px) {
    .content-section {
        max-width: 768px;
        margin-left: auto;
        margin-right: auto;
    }

    .category-title {
        font-size: 20px;
    }

    .tag-item {
        font-size: 15px;
        padding: 8px 10px;
    }

    .tag-item::before {
        width: 7px;
        height: 7px;
        margin-right: 8px;
    }

    .line1,
    .line2,
    .category-content2 {
        gap: 15px;
    }

    .category-content1,
    .tag-content {
        gap: 12px;
    }
}

/* 横屏适配 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .content-section {
        padding: 15px 20px;
    }

    .category-block {
        margin-bottom: 15px;
    }
}

/* ==================== 学院概况区域 ==================== */

.college-section {
    padding: 0px 16px;
    padding-bottom: 16px;
}

.school-situation {
    position: relative;
    width: 100%;

}

.situation-title {
    position: relative;
    font-size: clamp(22px, 5vw, 26px);
    font-weight: 700;
    color: #243a94;
    text-align: center;
    margin-bottom: 20px;
    font-family: "FZDBSJW";
    letter-spacing: 2px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.situation-background img {
    position: absolute;
    bottom: 0;
    width: 90%;
    left: 50%;
    transform: translateX(-50%);
    height: auto;
    border-radius: 13px;
    object-fit: cover;
    z-index: 1;

}

.college-container {
    display: flex;
    flex-direction: column;
    gap: 15px; 
}

/* 学院项 */
.college-item {
    background: white;
    border-radius: 13px;
    overflow: visible;  /* 允许背景溢出 */
    transition: all 0.3s ease;
    position: relative;  /* 作为定位参考 */

}

/* 学院头部 */
.college-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 10px;
    cursor: pointer;
    user-select: none;
    position: relative;
    overflow: visible;  /* 允许内容溢出 */
}

.college-title {
    position: relative;
    display: flex;
    /* display: inline-block; */
    width: 72%;
    padding-left: 10px;  /* 与内容区域标题对齐 */
}

.college-name {
    /* position: relative; */
    z-index: 2;
    /* display: inline-block; */
    font-size: clamp(19px, 4vw, 21px);
    font-weight: 600;
    color: #2d5a8f;
    padding: 0;
    letter-spacing: 2px;
    flex-wrap: nowrap;
}

.college-background {
    position: relative;
    left: -5px;
    /* position: relative; */
    background-size: 68%;  /* 图片占容器的70%，让图片显示得小一点 */
    background-repeat: no-repeat;
    background-position: center;  /* 居中显示图片 */
    z-index: 1;
    width: 30px;  /* 圆形边框宽度 */
    height: 30px;  /* 圆形边框高度 */
    border-radius: 50%;
    border: 1px solid #fcc58a;

    flex-shrink: 0;  /* 防止被压缩 */
}

.expand-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: #243a94;
    font-weight: 600;
    font-size: clamp(13px, 3.5vw, 15px);
    cursor: pointer;
    padding: 5px 10px;
    transition: all 0.3s ease;
}

.expand-btn:active {
    transform: scale(0.95);
}

.expand-icon {
    width: 15px;
    height: 15px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
}

/* 折叠状态 - 旋转180度 */
.expand-icon.collapsed-icon {
    transform: rotate(180deg);
}

/* 学院内容区 */
.college-content {
    max-height: 0;
    overflow: hidden;
    padding: 0px 8px;  /* 折叠时上下padding为0 */
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    /* margin-top: 8px; */
}

.college-content.expanded {
    max-height: 1000px;
    padding: 0px 8px;  /* 展开时四周都有padding */
}

/* 功能网格 */
.college-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    padding: 10px 0px;
}

.college-function {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 0px 0px;
    /* background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%); */
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    /* box-shadow: 0 2px 8px rgba(74, 144, 226, 0.1); */
}

.college-function:active {
    transform: scale(0.95);
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f8ff 100%);
}

.function-icon {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.function-name {
    font-size: clamp(13px, 3vw, 15px);
    color: #01429d;
    text-align: center;
    font-weight: 500;
    line-height: 1.3;
    font-weight: 500;
}

/* 响应式 - 超小屏幕 */
@media screen and (max-width: 360px) {
    .college-section {
        padding: 15px;
    }

    .college-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .college-function {
        padding: 12px 8px;
    }

    .function-icon {
        width: 45px;
        height: 45px;
    }

    .college-header {
        padding: 12px 15px;
    }
}

/* 响应式 - 大屏幕 */
@media screen and (min-width: 768px) {
    .college-section {
        max-width: 768px;
        margin: 0 auto;
    }

    .college-grid {
        gap: 20px;
    }

    .function-icon {
        width: 60px;
        height: 60px;
    }

    .function-name {
        font-size: 14px;
    }
}

/* 横屏适配 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .college-section {
        padding: 15px 20px 30px;
    }

    .college-grid {
        grid-template-columns: repeat(7, 1fr);
    }
}

/* ==================== 快速通道区域 ==================== */
.quick-links-section {
    padding: 0px 16px 40px 16px;
}

.quick-links-container {
    background: #ffffff;
    border-radius: 13px;
    padding: 25px 20px;
}

.quick-links-title {
    font-size: clamp(24px, 4vw, 28px);
    font-weight: 700;
    letter-spacing: 2px;
    color: #183d8a;
    /* margin-bottom: 12px; */
    position: relative;
    box-sizing: border-box;
    font-family: "FZDBSJW";
    padding-left: 10px;
}

.quick-links-name {
    position: relative;
    z-index: 2;
    display: inline-block;
    padding: 0;
}

.quick-links-background {
    position: absolute;
    bottom: 3px;
    left: 0px;
    width: 75%;  /* 宽度占容器70% */
    height: 40%;  /* 高度占文字的50% */
    background: linear-gradient(90deg, #fbd1ba 0%, #f9cfa7 100%);
    z-index: 1;
}

.quick-links-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0px 0px;
}

.links-column {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.link-item {
    display: flex;
    align-items: center;
    padding: 8px 0px;
    border-radius: 10px;
    color: #01429d;
    font-size: clamp(12px, 3.5vw, 14px);
    font-weight:540;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0px;
}

.link-item::before {
    content: '';
    width: 6px;
    height: 6px;
    background: linear-gradient(90deg, #f6e4e3 0%, #fcbbb7 100%);
    border-radius: 50%;
    margin-right: 5px;
    flex-shrink: 0;
}

.link-item:active {
    transform: scale(0.98);
    background: linear-gradient(135deg, #e0f0ff 0%, #f0f8ff 100%);
}

.link-item1 {
    display: flex;
    align-items: center;
    padding: 8px 0px;
    border-radius: 10px;
    color: #01429d;
    font-size: clamp(12px, 3.5vw, 14px);
    font-weight: 540;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0px;
}

.link-item1::before {
    position: relative;
    top: -8px;
    content: '';
    width: 6px;
    height: 6px;
    background: linear-gradient(90deg, #f6e4e3 0%, #fcbbb7 100%);
    border-radius: 50%;
    margin-right: 5px;
    flex-shrink: 0;
}

.link-item1:active {
    transform: scale(0.98);
    background: linear-gradient(135deg, #e0f0ff 0%, #f0f8ff 100%);
}

/* 响应式 - 超小屏幕 */
@media screen and (max-width: 360px) {
    .quick-links-section {
        padding: 20px 15px 30px;
    }

    .quick-links-container {
        padding: 20px 15px;
    }

    .quick-links-content {
        gap: 12px 15px;
    }

    .link-item {
        padding: 10px 12px;
        padding-left: 28px;
        font-size: 13px;
    }
}

/* 响应式 - 大屏幕 */
@media screen and (min-width: 768px) {
    .quick-links-section {
        max-width: 768px;
        margin: 0 auto;
    }

    .quick-links-content {
        gap: 18px 25px;
    }

    .link-item {
        font-size: 15px;
        padding: 14px 18px;
        padding-left: 35px;
    }

    .link-item:hover {
        transform: translateX(5px);
        background: linear-gradient(135deg, #e0f0ff 0%, #f0f8ff 100%);
        box-shadow: 0 2px 8px rgba(74, 144, 226, 0.15);
    }
}

/* ==================== 页脚区域 ==================== */
.footer {
    background: #055ac5;
    padding: 20px 15px;
    text-align: center;
    color: #ffffff;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-width: 768px;
    margin: 0 auto;
}

.footer-copyright,
.footer-address,
.footer-contact {
    font-size: clamp(11px, 3.5vw, 13px);
    font-weight: 500;
    margin: 0;
    line-height: 1.6;
    letter-spacing: 0.5px;
}

.footer-copyright {
    font-weight: 500;
}

/* 响应式 - 超小屏幕 */
@media screen and (max-width: 360px) {
    .footer {
        padding: 25px 15px;
    }

    .footer-content {
        gap: 10px;
    }
}

/* 响应式 - 大屏幕 */
@media screen and (min-width: 768px) {
    .footer {
        padding: 35px 20px;
    }

    .footer-content {
        gap: 15px;
    }

    .footer-copyright,
    .footer-address,
    .footer-contact {
        font-size: 15px;
    }
}