/* ========================================
   芒果软件建站 - 内页通用样式
   ======================================== */

/* 页面标题区 */
.page-header {
    position: relative;
    height: 500px;
    background: linear-gradient(135deg, var(--army-green) 0%, var(--charcoal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 80px;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.1;
}

.page-header-content {
    position: relative;
    z-index: 2;
    color: var(--white);
}

.page-title {
    font-size: 48px;
    margin-bottom: 15px;
    letter-spacing: 3px;
}

.page-breadcrumb {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.page-breadcrumb a {
    color: var(--khaki);
}

.page-breadcrumb span {
    margin: 0 10px;
}

/* 内容区块 */
.content-section {
    padding: 100px 0;
    background: var(--white);
}

.content-section.alt {
    background: var(--cream);
}

/* 侧边栏布局 */
.sidebar-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 60px;
}

@media (max-width: 992px) {
    .sidebar-layout {
        grid-template-columns: 1fr;
    }
}

/* 侧边栏导航 */
.sidebar-nav {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 120px;
}

.sidebar-nav h4 {
    font-size: 18px;
    color: var(--charcoal);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--khaki);
}

.sidebar-nav ul li {
    margin-bottom: 5px;
}

.sidebar-nav ul li a {
    display: block;
    padding: 12px 18px;
    color: #636e72;
    font-size: 14px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.sidebar-nav ul li a:hover,
.sidebar-nav ul li a.active {
    background: var(--army-green);
    color: var(--white);
    padding-left: 25px;
}

/* 列表页面 */
.list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
}

@media (max-width: 992px) {
    .list-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .list-grid {
        grid-template-columns: 1fr;
    }
}

/* 详情页面 */
.detail-container {
    max-width: 900px;
    margin: 0 auto;
}

.detail-header {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--sand);
}

.detail-title {
    font-size: 36px;
    color: var(--charcoal);
    margin-bottom: 20px;
    line-height: 1.4;
}

.detail-meta {
    display: flex;
    gap: 30px;
    color: #b2bec3;
    font-size: 14px;
}

.detail-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.detail-image {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 40px;
}

.detail-content {
    font-size: 16px;
    line-height: 2;
    color: #2d3436;
}

.detail-content p {
    margin-bottom: 25px;
}

.detail-content h2 {
    font-size: 26px;
    color: var(--charcoal);
    margin: 40px 0 20px;
}

.detail-content h3 {
    font-size: 22px;
    color: var(--charcoal);
    margin: 35px 0 15px;
}

.detail-content img {
    max-width: 100%;
    border-radius: 8px;
    margin: 25px 0;
}

.detail-content ul,
.detail-content ol {
    margin: 20px 0 20px 25px;
}

.detail-content li {
    margin-bottom: 10px;
}

/* 相关新闻 */
.related-news {
    margin-top: 60px;
    padding-top: 50px;
    border-top: 1px solid var(--sand);
}

.related-news h3 {
    font-size: 24px;
    color: var(--charcoal);
    margin-bottom: 30px;
}

/* 关于页面特殊样式 */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

@media (max-width: 992px) {
    .about-intro {
        grid-template-columns: 1fr;
    }
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.about-text h3 {
    font-size: 32px;
    color: var(--charcoal);
    margin-bottom: 25px;
}

.about-text p {
    color: #636e72;
    line-height: 2;
    margin-bottom: 20px;
}

/* 团队网格 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 35px;
}

@media (max-width: 992px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .team-grid {
        grid-template-columns: 1fr;
    }
}

.team-card {
    text-align: center;
}

.team-image {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
}

.team-name {
    font-size: 18px;
    color: var(--charcoal);
    margin-bottom: 5px;
}

.team-position {
    color: var(--army-green);
    font-size: 14px;
    margin-bottom: 15px;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.team-social a {
    width: 36px;
    height: 36px;
    background: var(--sand);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--charcoal);
    transition: all 0.3s ease;
}

.team-social a:hover {
    background: var(--army-green);
    color: var(--white);
}

/* 统计数据 */
.stats-section {
    background: var(--army-green);
    padding: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.stat-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--khaki);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
}

/* 联系表单 */
.contact-form {
    background: var(--white);
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--charcoal);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--sand);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

@media (max-width: 576px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* 联系信息卡片 */
.contact-info-card {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    margin-bottom: 25px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--sand);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon img {
    width: 28px;
    height: 28px;
}

.contact-detail h4 {
    font-size: 18px;
    color: var(--charcoal);
    margin-bottom: 8px;
}

.contact-detail p {
    color: #636e72;
    line-height: 1.8;
}

/* 地图容器 */
.map-container {
    width: 100%;
    height: 450px;
    background: var(--sand);
    border-radius: 12px;
    overflow: hidden;
}