/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', 'Heiti SC', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #0f0f0f;
    color: #fff;
    line-height: 1.6;
}

.container {
    width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 通用样式 - 新增图片基础缩放规则 */
img {
    display: block;
    max-width: 100%;
    height: auto;
    object-fit: cover; /* 核心：图片填充容器，裁剪多余部分，不拉伸 */
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ff3d00;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #ff3d00;
    border-radius: 3px;
}

.section-title p {
    font-size: 18px;
    color: #ccc;
    max-width: 800px;
    margin: 0 auto;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.primary-btn {
    background-color: #ff3d00;
    color: #fff;
}

.primary-btn:hover {
    background-color: #e03500;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 61, 0, 0.3);
}

.secondary-btn {
    background-color: #222;
    color: #fff;
    border: 1px solid #ff3d00;
}

.secondary-btn:hover {
    background-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.live-btn {
    background-color: #f00;
    color: #fff;
}

.live-btn:hover {
    background-color: #d00;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 0, 0, 0.3);
}

/* 头部导航 */
.header {
    background-color: #111;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo i {
    font-size: 32px;
    color: #ff3d00;
}

.logo h1 {
    font-size: 24px;
    color: #fff;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    color: #ccc;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav a:hover, .nav a.active {
    color: #ff3d00;
}

.nav a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #ff3d00;
    border-radius: 2px;
}

.nav-scrolled {
    background-color: #0a0a0a;
}

/* 英雄区 */
.hero {
    background: linear-gradient(135deg, #111 0%, #222 100%);
    padding: 160px 0 100px;
    margin-top: 80px;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 50px;
}

.hero-left {
    flex: 1;
}

.hero-left h2 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #fff;
}

.hero-left h2 span {
    color: #ff3d00;
}

.hero-left p {
    font-size: 18px;
    color: #ccc;
    margin-bottom: 30px;
    max-width: 800px;
}

.stats {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

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

.stat-item .num {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: #ff3d00;
    margin-bottom: 5px;
}

.stat-item .text {
    font-size: 14px;
    color: #ccc;
}

.btn-group {
    display: flex;
    gap: 20px;
}

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

.avatar-box {
    position: relative;
}

.avatar {
    width: 300px;
    height: 300px; /* 固定宽高，配合object-fit避免变形 */
    border-radius: 50%;
    border: 5px solid #ff3d00;
    box-shadow: 0 0 30px rgba(255, 61, 0, 0.3);
}

.avatar-badge {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #ff3d00;
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* 代表作区 */
.works {
    padding: 100px 0;
    background-color: #111;
}

.works-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.works-card {
    background-color: #1a1a1a;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.works-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
}

.card-cover {
    position: relative;
    width: 100%;
    height: 200px; /* 固定封面容器高度，避免自适应变形 */
    overflow: hidden;
}

.card-cover img {
    width: 100%;
    height: 100%; /* 填满容器，配合object-fit裁剪 */
}

.card-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.card-content {
    padding: 20px;
}

.card-title {
    font-size: 18px;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.4;
}

.card-desc {
    font-size: 14px;
    color: #ccc;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #999;
    margin-bottom: 15px;
}

.card-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.card-btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: 10px 0;
    background-color: #ff3d00;
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.card-btn:hover {
    background-color: #e03500;
}

/* 创作特点区 */
.feature {
    padding: 100px 0;
    background: linear-gradient(135deg, #222 0%, #111 100%);
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    background-color: #1a1a1a;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    background-color: #222;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background-color: rgba(255, 61, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 32px;
    color: #ff3d00;
}

.feature-item h3 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 15px;
}

.feature-item p {
    font-size: 14px;
    color: #ccc;
}

/* 平台矩阵区 */
.platform {
    padding: 100px 0;
    background-color: #111;
}

.platform-list {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.platform-item {
    background-color: #1a1a1a;
    width: 200px;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    color: #fff;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.platform-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    background-color: #ff3d00;
}

.platform-item i {
    font-size: 48px;
    margin-bottom: 20px;
    color: #ff3d00;
    transition: all 0.3s ease;
}

.platform-item:hover i {
    color: #fff;
}

.platform-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.platform-item p {
    font-size: 14px;
    color: #ccc;
    transition: all 0.3s ease;
}

.platform-item:hover p {
    color: #fff;
}

/* 直播预约区 */
.live {
    padding: 100px 0;
    background: linear-gradient(135deg, #ff3d00 0%, #e03500 100%);
}

.live-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 50px;
}

.live-left {
    flex: 1;
}

.live-left h2 {
    font-size: 36px;
    color: #fff;
    margin-bottom: 20px;
}

.live-left p {
    font-size: 18px;
    color: #ffebe6;
    margin-bottom: 30px;
    max-width: 600px;
}

.live-right {
    flex-shrink: 0;
    width: 600px;
    height: 400px; /* 固定直播封面容器尺寸 */
    overflow: hidden;
    border-radius: 12px;
}

.live-cover {
    width: 100%;
    height: 100%; /* 填满容器，避免缩放变形 */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* 页脚 */
.footer {
    background-color: #0a0a0a;
    padding: 80px 0 40px;
    color: #ccc;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    flex: 1;
    min-width: 300px;
}

.footer-logo i {
    font-size: 32px;
    color: #ff3d00;
    margin-bottom: 10px;
}

.footer-logo h2 {
    font-size: 24px;
    color: #fff;
    margin-bottom: 15px;
}

.footer-logo p {
    font-size: 14px;
    line-height: 1.6;
}

.footer-links {
    flex: 1;
    min-width: 200px;
}

.footer-links h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: #ff3d00;
    border-radius: 2px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #ff3d00;
    padding-left: 5px;
}

.footer-contact {
    flex: 1;
    min-width: 200px;
}

.footer-contact h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-contact h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: #ff3d00;
    border-radius: 2px;
}

.footer-contact ul {
    list-style: none;
}

.footer-contact li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: #ff3d00;
    font-size: 18px;
}

.copyright {
    text-align: center;
    font-size: 14px;
    padding-top: 20px;
    border-top: 1px solid #222;
}

/* 响应式适配 */
@media (max-width: 1200px) {
    .container {
        width: 90%;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .stats {
        justify-content: center;
    }

    .btn-group {
        justify-content: center;
    }

    .live-content {
        flex-direction: column;
        text-align: center;
    }

    .live-right {
        width: 100%;
        height: auto; /* 移动端自适应高度，保持宽高比 */
        max-height: 400px;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .hero-left h2 {
        font-size: 36px;
    }

    .stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .section-title h2 {
        font-size: 28px;
    }

    .works-list {
        grid-template-columns: 1fr;
    }

    .feature-list {
        grid-template-columns: 1fr;
    }

    .platform-list {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links h3::after, .footer-contact h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
}