/* 蜜桃视频网 - 清新蜜桃风格 */
:root {
    --peach-light: #FFF5F5;
    --peach-cream: #FFFAF0;
    --peach-pink: #FFCBA4;
    --peach-rose: #FFB5A7;
    --peach-deep: #E8A0BF;
    --peach-accent: #D4758C;
    --peach-text: #5D4E6D;
    --peach-text-light: #8B7A99;
    --peach-gold: #F4A261;
    --peach-green: #95B46A;
    --peach-white: #FFFFFF;
    --shadow-soft: 0 4px 20px rgba(232, 160, 191, 0.15);
    --shadow-hover: 0 8px 30px rgba(232, 160, 191, 0.25);
}

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

body {
    font-family: 'Quicksand', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(180deg, var(--peach-cream) 0%, var(--peach-light) 50%, var(--peach-cream) 100%);
    color: var(--peach-text);
    line-height: 1.7;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

/* 顶部公告条 */
.announcement-bar {
    background: linear-gradient(90deg, var(--peach-rose), var(--peach-deep));
    color: white;
    padding: 8px 0;
    font-size: 0.9rem;
}

.announcement-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.announcement-text {
    animation: scroll 20s linear infinite;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
}

/* 头部样式 */
.peach-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--peach-pink);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-soft);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.peach-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2.5rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--peach-deep);
}

.logo-text span {
    color: var(--peach-accent);
}

.logo-tagline {
    font-size: 0.85rem;
    color: var(--peach-text-light);
    margin-top: 2px;
}

/* 导航栏 */
.peach-nav {
    background: var(--peach-white);
    padding: 12px 0;
    border-bottom: 1px solid var(--peach-pink);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 8px;
    justify-content: center;
}

.nav-list a {
    text-decoration: none;
    color: var(--peach-text);
    padding: 10px 22px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav-list a:hover,
.nav-list a.active {
    background: linear-gradient(135deg, var(--peach-rose), var(--peach-deep));
    color: white;
    box-shadow: 0 4px 15px rgba(232, 160, 191, 0.4);
    transform: translateY(-2px);
}

/* Hero区域 */
.hero-section {
    background: linear-gradient(135deg, var(--peach-pink) 0%, var(--peach-rose) 50%, var(--peach-deep) 100%);
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.hero-content h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: white;
    color: var(--peach-accent);
    padding: 14px 35px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 14px 35px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    border: 2px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

/* 浮动装饰 */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.floating-icons span {
    position: absolute;
    font-size: 2rem;
    animation: float 6s ease-in-out infinite;
    opacity: 0.6;
}

.floating-icons span:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.floating-icons span:nth-child(2) { top: 40%; left: 85%; animation-delay: 1s; }
.floating-icons span:nth-child(3) { top: 60%; left: 5%; animation-delay: 2s; }
.floating-icons span:nth-child(4) { top: 70%; left: 90%; animation-delay: 3s; }
.floating-icons span:nth-child(5) { top: 30%; left: 50%; animation-delay: 1.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* 内容区域 */
.section {
    padding: 70px 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: var(--peach-deep);
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: var(--peach-text-light);
    margin-bottom: 50px;
    font-size: 1.05rem;
}

/* 特色卡片 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 35px 30px;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--peach-rose), var(--peach-deep));
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--peach-pink);
}

.feature-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 20px;
}

.feature-card h3 {
    color: var(--peach-deep);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--peach-text-light);
    font-size: 0.95rem;
}

/* 统计数据 */
.stats-section {
    background: linear-gradient(135deg, var(--peach-deep), var(--peach-accent));
    padding: 50px 0;
    color: white;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* 视频分类卡片 */
.video-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.category-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.category-card h4 {
    color: var(--peach-deep);
    margin-bottom: 8px;
}

.category-card p {
    color: var(--peach-text-light);
    font-size: 0.9rem;
}

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

.news-item {
    background: white;
    border-radius: 15px;
    padding: 25px 30px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    display: flex;
    gap: 25px;
    align-items: flex-start;
}

.news-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateX(5px);
}

.news-date {
    background: linear-gradient(135deg, var(--peach-rose), var(--peach-deep));
    color: white;
    padding: 15px 20px;
    border-radius: 12px;
    text-align: center;
    min-width: 90px;
}

.news-date .day {
    font-size: 2rem;
    font-weight: 700;
    display: block;
}

.news-date .month {
    font-size: 0.85rem;
}

.news-content h3 {
    color: var(--peach-text);
    margin-bottom: 8px;
}

.news-content p {
    color: var(--peach-text-light);
    font-size: 0.95rem;
}

/* 案例卡片 */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.case-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    border-top: 4px solid var(--peach-rose);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.case-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.case-tag {
    background: var(--peach-pink);
    color: var(--peach-accent);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
}

.case-card h3 {
    color: var(--peach-deep);
    margin-bottom: 10px;
}

.case-card p {
    color: var(--peach-text-light);
    font-size: 0.95rem;
}

/* 解决方案 */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.solution-card {
    background: linear-gradient(135deg, white, var(--peach-cream));
    border-radius: 20px;
    padding: 35px 30px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    text-align: center;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.solution-card h3 {
    color: var(--peach-deep);
    margin-bottom: 15px;
}

.solution-features {
    list-style: none;
    margin: 20px 0;
}

.solution-features li {
    padding: 8px 0;
    color: var(--peach-text-light);
    position: relative;
    padding-left: 25px;
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--peach-green);
    font-weight: bold;
}

/* 关于我们页面 */
.about-intro {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 40px;
}

.about-intro h2 {
    color: var(--peach-deep);
    margin-bottom: 20px;
    font-size: 2rem;
}

.about-intro p {
    color: var(--peach-text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.value-card {
    background: linear-gradient(135deg, var(--peach-pink), var(--peach-rose));
    color: white;
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
}

.value-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.value-card p {
    opacity: 0.95;
}

/* 联系页面 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-soft);
}

.contact-info h3 {
    color: var(--peach-deep);
    margin-bottom: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--peach-light);
}

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

.contact-icon {
    font-size: 1.8rem;
}

.contact-item .label {
    color: var(--peach-text-light);
    font-size: 0.9rem;
}

.contact-item .value {
    color: var(--peach-text);
    font-weight: 500;
}

.contact-form {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-soft);
}

.contact-form h3 {
    color: var(--peach-deep);
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--peach-text);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 18px;
    border: 2px solid var(--peach-light);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--peach-rose);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    background: linear-gradient(135deg, var(--peach-rose), var(--peach-deep));
    color: white;
    padding: 14px 40px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(232, 160, 191, 0.4);
}

/* 页脚 */
.peach-footer {
    background: linear-gradient(180deg, var(--peach-text) 0%, #4A3B5C 100%);
    color: white;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-about h4,
.footer-links h4 {
    color: var(--peach-rose);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-about p {
    opacity: 0.85;
    font-size: 0.95rem;
    line-height: 1.7;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--peach-rose);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* 响应式 */
@media (max-width: 768px) {
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-list a {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 80%;
        text-align: center;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .news-item {
        flex-direction: column;
        gap: 15px;
    }
}