/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* 导航栏样式 */
header {
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    background-image: url('../images/header.png');
    background-size: 100% 100%;
    background-repeat: no-repeat;
    height: 80px;
    display: flex;
    align-items: center;
}

header.scrolled {
    background-image: url('../images/header.png');
    background-size: 100% 100%;
    backdrop-filter: blur(5px);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    width: 100%;
}

.logo {
    color: #fff;
    font-size: 1.5rem;
    font-weight: bold;
    transition: transform 0.3s ease;
    margin-right: auto;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0 0 0 auto;
    padding: 0;
    gap: 2rem;
}

.nav-links li {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    display: inline-flex;
    align-items: center;
    height: 1.7rem;
    padding: 0;
    line-height: 1;
    font-size: 1rem;
    font-weight: normal;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #ffd700;
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* 主要内容区域 */
main {
    margin-top: 80px;
}

/* 英雄区域样式 */
.hero-section {
    position: relative;
    width: 100%;
    height: 320px;
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    margin-bottom: 32px;
}

.hero-title {
    color: #fff;
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    color: #ffd700;
    font-size: 1.3rem;
    max-width: 800px;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* 搜索结果样式 */
.search-results {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 2rem;
    animation: fadeIn 0.5s ease-out;
}

.search-result-item {
    background-color: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.search-result-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* 曲目收藏区域 */
.collection {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.tune-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* 艺术家区域 */
.artists {
    background-color: #f5f5f5;
    padding: 4rem 2rem;
}

.artist-grid {
    max-width: 1200px;
    margin: 2rem auto 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

/* 页脚样式 */
footer {
    position: relative;
    color: white;
    padding: 3rem 2rem 1rem;
    margin-top: 4rem;
    background-image: linear-gradient(to bottom,rgba(131, 24, 15, 0.1),rgba(131, 24, 15, 0.9)), url('../images/footer.png');
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
    min-height: 200px;
}


.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #ffd700;
}

.social-links a {
    color: white;
    text-decoration: none;
    margin-right: 1rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #ffd700;
}

.copyright {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }

    .search-box input {
        width: 200px;
    }

    .search-box {
        flex-direction: column;
    }

    .search-box button {
        width: 100%;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: rgba(131, 24, 15, 0.9);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(135, 30, 18, 0.75);
}

/* 轮播图样式 */
.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
    margin-top: 80px;
}

.slider-container {
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

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

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.slide-content p {
    font-size: 1.2rem;
}

.slider-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.slider-controls button {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.slider-controls button:hover {
    background: rgba(255, 255, 255, 0.5);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active {
    background: white;
}

/* 介绍部分样式 */
.intro-section {
    padding: 4rem 2rem;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.intro-section h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: rgba(131, 24, 15, 0.9);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.intro-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.intro-media {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.intro-media img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* 功能展示样式 */
.features-section {
    padding: 4rem 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 2.5rem;
    color: rgba(131, 24, 15, 0.9);
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: rgba(131, 24, 15, 0.9);
}

/* 快速导航样式 */
.quick-nav {
    padding: 4rem 2rem;
    background-color: #f8f9fa;
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.nav-card {
    position: relative;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: white;
}

.nav-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.nav-card:hover img {
    transform: scale(1.1);
}

.nav-card h3 {
    position: absolute;
    bottom: 40px;
    left: 20px;
    font-size: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.nav-card p {
    position: absolute;
    bottom: 20px;
    left: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-slider {
        height: 400px;
    }

    .slide-content h2 {
        font-size: 2rem;
    }

    .slide-content p {
        font-size: 1rem;
    }

    .intro-content {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .nav-grid {
        grid-template-columns: 1fr;
    }
}

/* 模态框样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    text-align: center;
    max-width: 400px;
    width: 90%;
    animation: modalFadeIn 0.3s ease-out;
}

.modal-icon {
    color: #4CAF50;
    font-size: 48px;
    margin-bottom: 20px;
}

.modal h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 20px;
}

.modal p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.5;
}

.modal-close {
    background-color: rgba(131, 24, 15, 0.9);
    color: white;
    border: none;
    padding: 10px 25px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.modal-close:hover {
    background-color: rgba(135, 30, 18, 0.75);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}