/* 科技感分屏布局风格 - ayx爱游官网 - 完全不同的设计理念 */

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

:root {
    --primary-color: #00d4ff;
    --secondary-color: #0099cc;
    --accent-color: #00ff88;
    --text-color: #0a0a0a;
    --bg-dark: #0f1419;
    --bg-light: #1a1f26;
    --white: #ffffff;
    --border-color: #2a3441;
    --grid-line: #1e2530;
}

body {
    font-family: "Roboto", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    line-height: 1.6;
    color: var(--white);
    background-color: var(--bg-dark);
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 50px;
}

/* 分屏导航 - 科技感设计 */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: 1px;
}

.logo img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.5));
}

nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

nav a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    transition: all 0.3s;
    padding: 8px 0;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width 0.3s;
    box-shadow: 0 0 10px var(--primary-color);
}

nav a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

nav a:hover::after {
    width: 100%;
}

/* 分屏主内容区域 */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* 分屏横幅 - 科技感 */
.banner {
    height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
    background: var(--bg-dark);
    overflow: hidden;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        linear-gradient(45deg, rgba(0, 255, 136, 0.05) 50%, transparent 100%);
    z-index: 0;
}

.banner-left {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 80px;
    position: relative;
    z-index: 1;
    background: var(--bg-light);
    border-right: 1px solid var(--border-color);
}

.banner-right {
    position: relative;
    background: url('../images/banner/banner1.jpg') center/cover;
    opacity: 0.3;
    filter: grayscale(100%) brightness(0.5);
}

.banner-right::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(0, 255, 136, 0.2));
}

.banner h1 {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -2px;
    text-transform: uppercase;
}

.banner p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-weight: 300;
}

/* 内容区域 - 分屏布局 */
.content-section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.content-card {
    background: transparent;
    padding: 0;
    margin-bottom: 80px;
}

.content-card h2 {
    color: var(--primary-color);
    margin-bottom: 50px;
    font-size: 48px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -1px;
    position: relative;
    padding-left: 30px;
}

.content-card h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    box-shadow: 0 0 20px var(--primary-color);
}

.content-card h3 {
    color: var(--accent-color);
    margin-top: 50px;
    margin-bottom: 25px;
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.content-card p {
    margin-bottom: 25px;
    font-size: 16px;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
}

.content-card ul, .content-card ol {
    margin-left: 30px;
    margin-bottom: 30px;
}

.content-card li {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    position: relative;
    padding-left: 25px;
}

.content-card li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 10px;
}

/* 按钮样式 - 科技感 */
.btn {
    display: inline-block;
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-dark);
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 400px;
    height: 400px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.5);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--accent-color), #00cc66);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

/* 表单样式 - 科技感 */
.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 0;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s;
    background: rgba(26, 31, 38, 0.8);
    color: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    background: rgba(26, 31, 38, 1);
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
}

/* 网格布局 - 分屏效果 */
.grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
    margin: 60px 0;
}

.grid.three-col {
    grid-template-columns: repeat(3, 1fr);
}

.card {
    background: var(--bg-light);
    padding: 40px;
    border: 1px solid var(--border-color);
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.4s;
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
}

.card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    margin-bottom: 30px;
    filter: grayscale(50%) brightness(0.8);
    transition: all 0.4s;
}

.card:hover img {
    filter: grayscale(0%) brightness(1);
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 15px;
    font-weight: 300;
}

/* 页脚样式 */
footer {
    background: var(--bg-dark);
    color: var(--white);
    padding: 80px 0 50px;
    margin-top: 100px;
    border-top: 1px solid var(--border-color);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

footer .container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    margin-bottom: 60px;
}

footer h4 {
    margin-bottom: 25px;
    color: var(--primary-color);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

footer p {
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    font-size: 14px;
}

footer a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s;
    font-size: 14px;
}

footer a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
}

/* 新闻列表样式 */
.news-list {
    list-style: none;
}

.news-item {
    border-bottom: 1px solid var(--border-color);
    padding: 40px 0;
    transition: all 0.3s;
    position: relative;
}

.news-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    transition: height 0.3s;
}

.news-item:hover::before {
    height: 100%;
}

.news-item:hover {
    padding-left: 20px;
    background: rgba(0, 212, 255, 0.05);
}

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

.news-item h3 {
    margin-bottom: 15px;
}

.news-item a {
    color: var(--white);
    text-decoration: none;
    font-size: 26px;
    font-weight: 700;
    transition: all 0.3s;
    display: block;
}

.news-item a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 15px rgba(0, 212, 255, 0.5);
}

.news-item p {
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
}

.news-meta {
    color: rgba(255, 255, 255, 0.4);
    font-size: 12px;
    margin-top: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 404页面样式 */
.error-page {
    text-align: center;
    padding: 150px 0;
}

.error-page h1 {
    font-size: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    font-weight: 900;
    line-height: 1;
    text-shadow: 0 0 50px rgba(0, 212, 255, 0.3);
}

.error-page h2 {
    font-size: 36px;
    margin-bottom: 30px;
    color: var(--white);
    font-weight: 700;
    text-transform: uppercase;
}

.error-page p {
    font-size: 18px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.6);
}

/* 产品展示 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 50px;
}

.product-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.4s;
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.4s;
    z-index: 1;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 50px rgba(0, 212, 255, 0.3);
}

.product-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    filter: grayscale(50%) brightness(0.7);
    transition: all 0.4s;
}

.product-card:hover img {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.1);
}

.product-info {
    padding: 35px;
}

.product-info h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
}

.product-info p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    font-size: 15px;
}

/* 企业特色样式 - 分屏设计 */
.company-intro {
    background: var(--bg-light);
    padding: 100px 0;
    margin: 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.company-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(0deg, transparent 24%, var(--grid-line) 25%, var(--grid-line) 26%, transparent 27%, transparent 74%, var(--grid-line) 75%, var(--grid-line) 76%, transparent 77%, transparent),
        linear-gradient(90deg, transparent 24%, var(--grid-line) 25%, var(--grid-line) 26%, transparent 27%, transparent 74%, var(--grid-line) 75%, var(--grid-line) 76%, transparent 77%, transparent);
    background-size: 50px 50px;
    opacity: 0.1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 50px;
    margin-top: 0;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 40px 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    transition: all 0.4s;
    position: relative;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 255, 136, 0.1));
    opacity: 0;
    transition: opacity 0.4s;
}

.stat-item:hover::before {
    opacity: 1;
}

.stat-item:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.3);
}

.stat-number {
    font-size: 56px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
    margin-bottom: 15px;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

/* 分屏内容区域 */
.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 600px;
}

.split-left {
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--bg-light);
}

.split-right {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

/* 科技感装饰 */
.tech-decoration {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.tech-decoration::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}