442 lines
7.3 KiB
CSS
442 lines
7.3 KiB
CSS
/* 全局样式 */
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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:root {
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--primary-blue: #1e3c72;
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--primary-purple: #6a2c91;
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--secondary-blue: #2a5298;
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--accent-color: #00d4ff;
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--light-bg: #f5f7fa;
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--dark-text: #333;
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--light-text: #666;
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}
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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color: var(--dark-text);
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line-height: 1.6;
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background-color: #fff;
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}
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.container {
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max-width: 1200px;
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margin: 0 auto;
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padding: 0 20px;
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}
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/* 英雄部分 */
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.hero {
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position: relative;
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height: 40vh;
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min-height: 320px;
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max-height: 460px;
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overflow: hidden;
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background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
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}
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.hero-carousel {
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position: relative;
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width: 100%;
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height: 100%;
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}
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.hero-slide {
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display: none;
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position: absolute;
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width: 100%;
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height: 100%;
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top: 0;
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left: 0;
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}
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.hero-slide.active {
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display: flex;
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align-items: center;
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animation: slideIn 0.5s ease-in;
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}
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@keyframes slideIn {
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from {
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opacity: 0;
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}
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to {
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opacity: 1;
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}
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}
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.hero-slide > img {
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position: absolute;
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width: 100%;
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height: 100%;
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object-fit: cover;
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opacity: 0.26;
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z-index: 0;
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}
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.hero-brand-slide::before {
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content: "";
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position: absolute;
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inset: 0;
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z-index: 1;
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background: rgba(154, 205, 50, 0.58);
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}
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.hero-brand-slide > img {
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opacity: 0.18;
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}
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.hero-content {
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position: relative;
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z-index: 2;
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color: white;
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padding-left: 60px;
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max-width: 600px;
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}
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.hero-content h1 {
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font-size: 2.45rem;
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font-weight: bold;
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margin-bottom: 20px;
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text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
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}
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.hero-content p {
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font-size: 1.3rem;
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margin-bottom: 30px;
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opacity: 0.95;
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}
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.hero-brand-content {
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max-width: 920px;
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padding-left: 82px;
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transform: translateY(24px);
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}
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.hero-brand-heading {
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display: flex;
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align-items: center;
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gap: 34px;
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}
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.hero-brand-logo {
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width: 180px;
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max-width: 32vw;
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height: auto;
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flex: 0 0 auto;
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filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.28));
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}
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.hero-brand-heading h1 {
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margin-bottom: 0;
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}
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.hero-brand-btn {
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margin-top: 28px;
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margin-left: 214px;
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}
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/* 按钮样式 */
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.btn-primary {
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display: inline-flex;
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align-items: center;
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justify-content: center;
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background: linear-gradient(135deg, var(--accent-color) 0%, #00a8cc 100%);
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color: white;
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border: none;
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padding: 12px 30px;
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font-size: 1rem;
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border-radius: 5px;
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cursor: pointer;
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transition: transform 0.3s, box-shadow 0.3s;
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text-decoration: none;
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}
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.btn-primary:hover {
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transform: translateY(-2px);
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box-shadow: 0 8px 16px rgba(0, 212, 255, 0.3);
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}
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/* 轮播控件 */
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.carousel-controls {
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position: absolute;
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bottom: 30px;
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left: 50%;
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transform: translateX(-50%);
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z-index: 3;
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display: flex;
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gap: 10px;
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}
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.carousel-dot {
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width: 12px;
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height: 12px;
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border-radius: 50%;
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background: rgba(255, 255, 255, 0.5);
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border: none;
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cursor: pointer;
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transition: all 0.3s;
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}
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.carousel-dot.active {
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background: white;
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width: 30px;
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border-radius: 6px;
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}
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/* 产品预览部分 */
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.products-preview {
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padding: 80px 0;
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background-color: var(--light-bg);
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}
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.products-preview h2 {
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text-align: center;
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font-size: 2.5rem;
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margin-bottom: 50px;
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color: var(--primary-blue);
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}
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.preview-grid {
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
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gap: 30px;
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}
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.preview-card {
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background: white;
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padding: 22px;
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border-radius: 10px;
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box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
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transition: all 0.3s;
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border-top: 4px solid var(--primary-purple);
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}
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.preview-image {
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width: 100%;
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height: 150px;
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object-fit: contain;
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background: #f7f9fc;
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border-radius: 8px;
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margin-bottom: 18px;
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}
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.preview-card:hover {
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transform: translateY(-5px);
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box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
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}
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.preview-card h3 {
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font-size: 1.5rem;
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margin-bottom: 15px;
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color: var(--primary-blue);
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}
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.preview-card p {
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color: var(--light-text);
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margin-bottom: 20px;
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font-size: 0.95rem;
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}
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.card-link {
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color: var(--accent-color);
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text-decoration: none;
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font-weight: 600;
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transition: color 0.3s;
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}
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.card-link:hover {
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color: #00a8cc;
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}
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/* 学术与动态部分 */
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.academic-news {
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padding: 80px 0;
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background: white;
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}
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.section-row {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 50px;
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}
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.section-col h2 {
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font-size: 2rem;
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margin-bottom: 30px;
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color: var(--primary-purple);
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border-bottom: 3px solid var(--accent-color);
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padding-bottom: 15px;
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}
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.news-list {
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display: flex;
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flex-direction: column;
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gap: 25px;
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}
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.news-item {
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padding: 20px;
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border-left: 4px solid var(--primary-blue);
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background: var(--light-bg);
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border-radius: 5px;
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transition: all 0.3s;
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}
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.news-item:hover {
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background: #e8f1ff;
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transform: translateX(10px);
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}
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.news-item h4 {
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margin-bottom: 8px;
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color: var(--primary-blue);
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}
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.news-item p {
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font-size: 0.9rem;
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color: var(--light-text);
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margin-bottom: 10px;
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}
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.read-more {
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color: var(--accent-color);
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text-decoration: none;
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font-size: 0.9rem;
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transition: color 0.3s;
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}
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.read-more:hover {
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color: #00a8cc;
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}
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/* 响应式设计 */
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@media (max-width: 768px) {
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.hero-brand-content {
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padding-left: 32px;
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padding-right: 20px;
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}
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.hero-brand-heading {
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gap: 20px;
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}
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.hero-brand-logo {
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width: 128px;
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}
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.hero-brand-btn {
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margin-left: 148px;
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}
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.hero-content h1 {
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font-size: 2rem;
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}
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.hero-content p {
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font-size: 1rem;
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}
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.products-preview h2 {
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font-size: 2rem;
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}
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.section-row {
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grid-template-columns: 1fr;
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gap: 40px;
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}
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.preview-grid {
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grid-template-columns: 1fr;
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}
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}
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@media (max-width: 480px) {
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.hero {
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height: 400px;
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}
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.hero-content {
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padding-left: 20px;
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}
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.hero-brand-content {
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padding-left: 20px;
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}
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.hero-brand-heading {
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gap: 14px;
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}
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.hero-brand-logo {
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width: 94px;
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max-width: 28vw;
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}
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.hero-brand-btn {
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margin-top: 20px;
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margin-left: 108px;
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}
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.hero-content h1 {
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font-size: 1.5rem;
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}
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.hero-content p {
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font-size: 0.9rem;
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}
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}
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.home-video-section {
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background: #f8fafc;
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padding: 42px 20px;
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border-bottom: 1px solid #e5ebf3;
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}
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.home-video-layout {
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display: grid;
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grid-template-columns: minmax(260px, 0.75fr) 1.25fr;
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gap: 28px;
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align-items: center;
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}
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.home-video-copy h2 {
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color: var(--primary-blue);
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font-size: 1.75rem;
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margin-bottom: 12px;
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}
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.home-video-copy p {
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color: #34405a;
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line-height: 1.8;
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margin-bottom: 12px;
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}
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.section-kicker {
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display: inline-block;
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color: var(--accent-color);
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font-weight: 700;
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margin-bottom: 8px;
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font-size: 0.9rem;
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}
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.home-video-layout video {
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width: 100%;
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aspect-ratio: 16 / 9;
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display: block;
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background: #0f172a;
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border-radius: 8px;
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box-shadow: 0 14px 30px rgba(16, 41, 79, 0.16);
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}
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@media (max-width: 768px) {
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.home-video-layout {
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grid-template-columns: 1fr;
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}
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}
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