/* ===================================
   畅游岷州 - 全局样式表
   主题色：土黄 #DCCCA3 | 深绿 #4E6C50 | 米白 #F8F5F1
   =================================== */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-yellow: #DCCCA3;
    --primary-green: #4E6C50;
    --primary-white: #F8F5F1;
    --text-dark: #2C3E2C;
    --text-gray: #6B7B6B;
    --shadow: rgba(78, 108, 80, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--primary-white);
}

/* 顶部导航栏 */
.navbar {
    background-color: var(--primary-green);
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 2rem;
    gap: 1rem;
    position: relative;
}

.logo {
    color: var(--primary-yellow);
    font-size: 2.2rem;
    font-weight: bold;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    font-size: 2.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.nav-menu > li {
    position: relative;
}

.nav-link {
    color: var(--primary-white);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: rgba(220, 204, 163, 0.2);
    transform: translateY(-2px);
}

.nav-link::before {
    content: attr(data-icon);
    font-size: 1.2rem;
    opacity: 0;
    transform: scale(0);
    transition: var(--transition);
}

.nav-link:hover::before {
    opacity: 1;
    transform: scale(1);
}

/* 二级导航下拉菜单 */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(16, 97, 63, 0.95);
    backdrop-filter: blur(10px);
    min-width: 200px;
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    padding: 0.5rem 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.nav-menu > li:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    color: var(--primary-white);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: rgba(220, 204, 163, 0.2);
    padding-left: 2rem;
}

.has-dropdown > .nav-link::after {
    content: '▼';
    font-size: 0.7rem;
    margin-left: 0.3rem;
    transition: transform 0.3s ease;
}

.has-dropdown:hover > .nav-link::after {
    transform: rotate(180deg);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-white);
    font-size: 1.5rem;
    cursor: pointer;
    position: absolute;
    right: 2rem;
    top: 1.5rem;
}

/* 轮播图 */
.hero-slider {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
}

.slider-container {
    display: flex;
    transition: transform 0.5s ease;
    height: 100%;
}

.slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

.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 10px rgba(0, 0, 0, 0.7);
    width: 90%;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.slide-content p {
    font-size: 1.5rem;
    animation: fadeInUp 1s ease 0.3s;
    animation-fill-mode: both;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(78, 108, 80, 0.7);
    color: white;
    border: none;
    font-size: 2rem;
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.slider-btn:hover {
    background-color: var(--primary-green);
}

.slider-btn.prev {
    left: 2rem;
}

.slider-btn.next {
    right: 2rem;
}

.slider-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active {
    background-color: var(--primary-yellow);
    transform: scale(1.3);
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* 标题样式 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-green), var(--primary-yellow));
}

/* 卡片网格 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(78, 108, 80, 0.2);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
}

.card-description {
    color: var(--text-gray);
    line-height: 1.8;
}

.card-tag {
    display: inline-block;
    background-color: var(--primary-yellow);
    color: var(--text-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* 按钮 */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    font-weight: 500;
}

.btn-primary {
    background-color: var(--primary-green);
    color: white;
}

.btn-primary:hover {
    background-color: #3d5640;
    transform: scale(1.05);
}

.btn-secondary {
    background-color: var(--primary-yellow);
    color: var(--text-dark);
}

.btn-secondary:hover {
    background-color: #d1bf8e;
    transform: scale(1.05);
}

.btn-love {
    position: relative;
    overflow: hidden;
}

.btn-love::before {
    content: '❤️';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 2rem;
    animation: heartBeat 0.5s ease;
}

.btn-love:active::before {
    animation: heartBeat 0.5s ease;
}

/* 统计数据 */
.stats-container {
    background: linear-gradient(135deg, var(--primary-green), #5d7d5f);
    padding: 4rem 2rem;
    margin: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-yellow);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.2rem;
}

/* 页脚 */
.footer {
    background-color: var(--primary-green);
    color: var(--primary-white);
    padding: 3rem 2rem 1rem;
}

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

.footer-section h3 {
    color: var(--primary-yellow);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: var(--primary-white);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-yellow);
    padding-left: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(248, 245, 241, 0.2);
    color: rgba(248, 245, 241, 0.8);
}

/* 面包屑导航 */
.breadcrumb {
    background-color: #e8e4dc;
    padding: 1rem 2rem;
}

.breadcrumb-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.breadcrumb a {
    color: var(--text-gray);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary-green);
}

.breadcrumb-separator {
    color: var(--text-gray);
}

/* 详情页布局 */
.detail-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.detail-header {
    text-align: center;
    margin-bottom: 3rem;
}

.detail-title {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.detail-meta {
    color: var(--text-gray);
    font-size: 1rem;
}

.detail-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 2rem;
}

.detail-content {
    line-height: 2;
    font-size: 1.1rem;
}

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

.detail-content h3 {
    color: var(--primary-green);
    margin: 2rem 0 1rem;
    font-size: 1.8rem;
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-green);
    font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-green);
}

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

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heartBeat {
    0%, 100% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.8;
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar-container {
        padding: 1rem;
    }

    .logo {
        font-size: 1.8rem;
    }

    .logo-icon {
        font-size: 2rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 90px;
        flex-direction: column;
        background-color: var(--primary-green);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .hero-slider {
        height: 400px;
    }

    .slide-content h1 {
        font-size: 2rem;
    }

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

    .slider-btn {
        font-size: 1.5rem;
        padding: 0.5rem;
    }

    .slider-btn.prev {
        left: 0.5rem;
    }

    .slider-btn.next {
        right: 0.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

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

@media (max-width: 480px) {
    .logo {
        font-size: 1.3rem;
    }

    .container {
        padding: 2rem 1rem;
    }

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

/* 图片画廊 */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.gallery-item {
    overflow: hidden;
    border-radius: 10px;
    cursor: pointer;
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: white;
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

/* 视频容器 */
.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: 10px;
    margin: 2rem 0;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* 时间线 */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    padding: 1.5rem;
    background: white;
    border-left: 3px solid var(--primary-green);
    margin-bottom: 2rem;
    margin-left: 2rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 1.5rem;
    width: 15px;
    height: 15px;
    background: var(--primary-yellow);
    border-radius: 50%;
    border: 3px solid var(--primary-green);
}

.timeline-title {
    font-size: 1.3rem;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 5px solid var(--primary-white);
    border-radius: 50%;
    border-top-color: var(--primary-green);
    animation: spin 1s linear infinite;
}

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

/* 标签云 */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.tag {
    background-color: var(--primary-yellow);
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    transition: var(--transition);
}

.tag:hover {
    background-color: var(--primary-green);
    color: white;
    transform: scale(1.1);
}