/* ========================================
   安格轻站 - 粉扑温柔风全站样式
   藕粉 + 奶白 + 浅肤配色体系
   ======================================== */

/* CSS Reset & 基础变量 */
:root {
    --color-lotus-pink: #F8E8E8;
    --color-soft-pink: #F5E6E8;
    --color-cream-white: #FFF5F5;
    --color-deep-pink: #D48898;
    --color-text-primary: #5A4A4F;
    --color-text-secondary: #8B7D82;
    --color-text-light: #B5A9AE;
    --color-white: #FFFFFF;
    --shadow-soft: 0 8px 30px rgba(212, 136, 152, 0.15);
    --shadow-hover: 0 15px 40px rgba(212, 136, 152, 0.25);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--color-cream-white) 0%, var(--color-lotus-pink) 50%, var(--color-soft-pink) 100%);
    color: var(--color-text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   顶部导航栏 - 固定响应式
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 245, 245, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(212, 136, 152, 0.1);
    transition: var(--transition-smooth);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(212, 136, 152, 0.2);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-deep-pink);
    letter-spacing: 0.05em;
}

.logo img {
    height: 50px;
    width: auto;
    border-radius: 8px;
}

.nav-menu {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    position: relative;
    padding: 0.7rem 1.4rem;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    border-radius: 25px;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-deep-pink), #E8A4B8);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-deep-pink);
    background: var(--color-lotus-pink);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--color-deep-pink);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========================================
   移动端导航
   ======================================== */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 0.5rem;
        box-shadow: 0 10px 40px rgba(212, 136, 152, 0.2);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition-bounce);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .hamburger {
        display: flex;
    }

    .header-inner {
        padding: 1rem 1.5rem;
    }
}

/* ========================================
   通用容器与布局
   ======================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--color-deep-pink);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-deep-pink), transparent);
    border-radius: 2px;
}

.section-title p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 1.5rem auto 0;
}

/* ========================================
   卡片悬浮偏移布局系统
   ======================================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    padding: 2rem 0;
}

.card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
    position: relative;
    transform: translateY(0) rotate(0deg);
}

.card:nth-child(odd) {
    transform: translateY(10px) rotate(-0.5deg);
}

.card:nth-child(even) {
    transform: translateY(-10px) rotate(0.5deg);
}

.card:hover {
    transform: translateY(-15px) rotate(0deg) scale(1.02);
    box-shadow: var(--shadow-hover);
}

.card-image {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.card-content {
    padding: 2rem;
}

.card-content h3 {
    font-size: 1.4rem;
    color: var(--color-deep-pink);
    margin-bottom: 1rem;
}

.card-content p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.card-btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--color-deep-pink), #E8A4B8);
    color: var(--color-white);
    border-radius: 25px;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.card-btn:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(212, 136, 152, 0.4);
}

/* ========================================
   Hero Banner 区域
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 0;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/banner.jpg') center/cover no-repeat;
    filter: brightness(0.9);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(248, 232, 232, 0.85) 0%, rgba(245, 230, 232, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 3rem;
    animation: fadeInUp 1s ease-out;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--color-deep-pink);
    margin-bottom: 1.5rem;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.5);
}

.hero-content p {
    font-size: 1.3rem;
    color: var(--color-text-primary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--color-deep-pink), #E8A4B8);
    color: var(--color-white);
    border-radius: 35px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(212, 136, 152, 0.4);
}

.btn-secondary {
    padding: 1rem 3rem;
    background: var(--color-white);
    color: var(--color-deep-pink);
    border-radius: 35px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    border: 2px solid var(--color-deep-pink);
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--color-deep-pink);
    color: var(--color-white);
    transform: translateY(-5px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   滚动渐入动画
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   页脚样式
   ======================================== */
.footer {
    background: linear-gradient(135deg, var(--color-soft-pink) 0%, var(--color-lotus-pink) 100%);
    padding: 5rem 0 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.3rem;
    color: var(--color-deep-pink);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--color-deep-pink);
    border-radius: 2px;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
}

.footer-section ul li a:hover {
    color: var(--color-deep-pink);
    padding-left: 8px;
}

.footer-contact p {
    color: var(--color-text-secondary);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.footer-bottom {
    border-top: 1px solid rgba(212, 136, 152, 0.3);
    padding-top: 2rem;
    text-align: center;
    color: var(--color-text-secondary);
}

/* ========================================
   内页 Banner
   ======================================== */
.page-banner {
    position: relative;
    height: 50vh;
    min-height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    overflow: hidden;
}

.page-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.page-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(248, 232, 232, 0.9) 0%, rgba(245, 230, 232, 0.85) 100%);
}

.page-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.page-banner-content h1 {
    font-size: 3rem;
    color: var(--color-deep-pink);
    margin-bottom: 1rem;
}

.page-banner-content p {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   新闻列表样式
   ======================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
    padding: 2rem 0;
}

.news-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.news-card-image {
    height: 200px;
    overflow: hidden;
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.news-card-content {
    padding: 1.8rem;
}

.news-card-date {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--color-lotus-pink);
    color: var(--color-deep-pink);
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.news-card h3 {
    font-size: 1.3rem;
    color: var(--color-text-primary);
    margin-bottom: 0.8rem;
    line-height: 1.5;
}

.news-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}

.news-card-link {
    color: var(--color-deep-pink);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-smooth);
}

.news-card-link:hover {
    gap: 1rem;
}

/* ========================================
   新闻详情样式
   ======================================== */
.news-detail {
    background: var(--color-white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-soft);
    margin: 3rem auto;
    max-width: 1000px;
}

.news-detail-header {
    border-bottom: 2px solid var(--color-lotus-pink);
    padding-bottom: 2rem;
    margin-bottom: 2rem;
}

.news-detail-title {
    font-size: 2.2rem;
    color: var(--color-deep-pink);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.news-detail-meta {
    display: flex;
    gap: 2rem;
    color: var(--color-text-secondary);
    flex-wrap: wrap;
}

.news-detail-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.news-detail-image {
    margin-bottom: 2rem;
    border-radius: 15px;
    overflow: hidden;
}

.news-detail-image img {
    width: 100%;
    height: auto;
}

.news-detail-content {
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-primary);
}

.news-detail-content p {
    margin-bottom: 1.5rem;
}

.news-detail-content img {
    margin: 2rem 0;
    border-radius: 10px;
    max-width: 100%;
}

/* ========================================
   侧边栏相关新闻
   ======================================== */
.related-news-section {
    padding: 4rem 0;
}

.related-news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* ========================================
   服务特色板块
   ======================================== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--color-lotus-pink), var(--color-soft-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.feature-card h3 {
    color: var(--color-deep-pink);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ========================================
   案例展示
   ======================================== */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2.5rem;
}

.case-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.case-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-hover);
}

.case-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.case-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(212, 136, 152, 0.9));
    padding: 2rem;
    color: var(--color-white);
}

.case-card-overlay h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

/* ========================================
   团队展示
   ======================================== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
}

.team-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    text-align: center;
    transition: var(--transition-smooth);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.team-card img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}

.team-card-content {
    padding: 1.8rem;
}

.team-card-content h3 {
    color: var(--color-deep-pink);
    margin-bottom: 0.5rem;
}

.team-card-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ========================================
   联系表单
   ======================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    background: var(--color-white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--color-lotus-pink);
    border-radius: 15px;
}

.contact-info-item h4 {
    color: var(--color-deep-pink);
    margin-bottom: 0.3rem;
}

.contact-info-item p {
    color: var(--color-text-secondary);
}

.contact-form {
    background: var(--color-white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid var(--color-lotus-pink);
    border-radius: 12px;
    font-size: 1rem;
    transition: var(--transition-smooth);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-deep-pink);
    box-shadow: 0 0 0 4px rgba(212, 136, 152, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* ========================================
   关于我们
   ======================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--color-deep-pink);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--color-text-secondary);
    line-height: 2;
    margin-bottom: 1.5rem;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.about-image img {
    width: 100%;
    height: auto;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1200px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .section-title h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .card-grid,
    .news-grid,
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper,
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .page-banner-content h1 {
        font-size: 2.2rem;
    }
    
    .news-detail {
        padding: 2rem;
    }
    
    .news-detail-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
}