/* ========== 全局重置与变量 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0a2b4e;
    --primary-light: #1e3a5f;
    --accent: #e8b86b;
    --accent-dark: #c99d4a;
    --gray-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --white: #ffffff;
    --radius: 24px;
    --radius-sm: 12px;
}

body {
    font-family: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.5;
}

/* ========== 全局容器（统一居中） ========== */
.container,
.content-wrapper,
.page-container,
.quiz-container,
.report-container,
.profile-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 针对特定页面微调最大宽度 */
.quiz-container {
    max-width: 900px;
}
.form-container {
    max-width: 500px;
    margin: 2rem auto;
    background: white;
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* ========== 导航栏 ========== */
.navbar {
    background: var(--primary);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
}

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

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent);
}

.user-links a {
    color: white;
    margin-left: 1rem;
    text-decoration: none;
}

.user-links a:hover {
    color: var(--accent);
}

@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
    }
    .nav-menu {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ========== 页脚 ========== */
.footer {
    background: var(--primary);
    color: white;
    padding: 3rem 2rem 1.5rem;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

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

/* ========== 按钮 ========== */
.btn-primary {
    background: var(--accent);
    color: var(--primary);
    padding: 0.75rem 1.5rem;
    border-radius: 40px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    display: inline-block;
    text-decoration: none;
    transition: 0.3s;
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: scale(1.02);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
    padding: 0.7rem 1.5rem;
    border-radius: 40px;
    cursor: pointer;
    display: inline-block;
    text-decoration: none;
}

/* ========== 卡片 ========== */
.card {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: 0.3s;
}

.card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    transform: translateY(-3px);
}

/* ========== 首页样式 ========== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.stats {
    background: white;
    padding: 2rem;
    text-align: center;
}

.stats-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2rem;
}

.services {
    background: var(--gray-bg);
    padding: 3rem 2rem;
    text-align: center;
}

.services-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.methodology {
    padding: 3rem 2rem;
    text-align: center;
}

.cases {
    background: var(--gray-bg);
    padding: 3rem 2rem;
    text-align: center;
}

.cases-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

/* ========== 方法论页 ========== */
.methodology-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.methodology-content {
    max-width: 1280px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.model {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin: 2rem 0;
    align-items: center;
}

.model-text {
    flex: 1;
}

.model-image {
    flex: 1;
    text-align: center;
    background: var(--gray-bg);
    border-radius: var(--radius);
    padding: 2rem;
}

.flying-wheel {
    background: var(--gray-bg);
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
}

/* ========== 解决方案页 ========== */
.solutions-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.solutions-grid {
    max-width: 1280px;
    margin: 3rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* ========== 案例页 ========== */
.cases-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.cases-filter {
    max-width: 1280px;
    margin: 2rem auto 0;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 40px;
    cursor: pointer;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--accent);
    color: var(--primary);
}

/* ========== 测评工具页面样式 ========== */
.assessment-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.assessment-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.assessment-list {
    padding: 3rem 2rem;
    background: var(--gray-bg);
}

.assessment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1280px;
    margin: 0 auto;
}

.assessment-card {
    background: white;
    border-radius: 24px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: 0.3s;
    display: flex;
    flex-direction: column;
}

.assessment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.card-icon {
    text-align: center;
    margin-bottom: 1rem;
}

.card-icon .icon {
    font-size: 3rem;
}

.assessment-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
    text-align: center;
}

.assessment-card .description {
    color: var(--text-light);
    line-height: 1.5;
    margin-bottom: 1rem;
    flex: 1;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
}

.duration {
    color: #64748b;
}

.free {
    color: #10b981;
    font-weight: bold;
}

.price {
    color: var(--accent);
    font-weight: bold;
}

.btn-start {
    display: inline-block;
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 0.6rem 1rem;
    border-radius: 40px;
    text-decoration: none;
    transition: 0.3s;
    font-weight: bold;
}

.btn-start:hover {
    background: var(--primary-light);
    transform: scale(1.02);
}

/* 响应式 */
@media (max-width: 768px) {
    .assessment-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== 关于我们页 ========== */
.about-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.about-content {
    max-width: 1280px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.two-column {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.two-column > div {
    flex: 1;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* ========== 资源中心页 ========== */
.resources-hero {
    background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.resource-tabs {
    max-width: 1280px;
    margin: 2rem auto 0;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 0.5rem 1.5rem;
    border-radius: 40px;
    cursor: pointer;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--accent);
    color: var(--primary);
}

.resource-list {
    max-width: 1280px;
    margin: 2rem auto;
    padding: 0 2rem;
    display: none;
}

.resource-list.active {
    display: block;
}

.resource-item {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* ========== 测评页面通用 ========== */
.quiz-container h1,
.report-container h1,
.profile-container h1 {
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.question {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.options {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
}

/* 品质调查专用选项样式（更紧凑） */
.quality-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 0.5rem;
}
.quality-options label {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: #f1f5f9;
    padding: 0.3rem 0.8rem;
    border-radius: 40px;
    cursor: pointer;
}

/* 响应式 */
@media (max-width: 768px) {
    .container,
    .quiz-container,
    .report-container,
    .profile-container,
    .methodology-content,
    .about-content,
    .solutions-grid,
    .cases-filter,
    .resource-tabs,
    .resource-list {
        padding: 0 1rem;
    }
    .options {
        flex-direction: column;
        gap: 0.5rem;
    }
    .quality-options {
        gap: 0.5rem;
    }
    .hero h1 {
        font-size: 1.8rem;
    }
    .stats-grid {
        flex-direction: column;
        align-items: center;
    }
    .services-grid,
    .solutions-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    .two-column {
        flex-direction: column;
    }
}
/* 多级导航菜单样式 */
.nav-menu li {
    position: relative;
}

.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--primary);
    min-width: 180px;
    padding: 0.5rem 0;
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
    list-style: none;
}

.nav-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
}

.sub-menu li {
    display: block;
    margin: 0;
}

.sub-menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: white;
    white-space: nowrap;
}

.sub-menu a:hover {
    background: var(--accent);
    color: var(--primary);
}

/* 响应式：手机端子菜单默认展开或另行处理 */
@media (max-width: 768px) {
    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        background: transparent;
        padding-left: 1rem;
    }
    .sub-menu a {
        color: var(--accent);
    }
}
/* ========== 下拉菜单样式 ========== */
.nav-menu li {
    position: relative;
}

.nav-menu li .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--primary);
    min-width: 180px;
    border-radius: 8px;
    padding: 8px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 100;
    list-style: none;
}

.nav-menu li:hover .sub-menu {
    display: block;
}

.nav-menu .sub-menu li {
    display: block;
    width: 100%;
    margin: 0;
}

.nav-menu .sub-menu a {
    display: block;
    padding: 8px 20px;
    color: #e2e8f0;
    white-space: nowrap;
    transition: 0.2s;
}

.nav-menu .sub-menu a:hover {
    background-color: var(--primary-light);
    color: var(--accent);
}

/* 移动端适配：当屏幕宽度小于 768px 时，下拉菜单改为垂直展开（点击后显示） */
@media (max-width: 768px) {
    .nav-menu li .sub-menu {
        position: static;
        display: none;
        background-color: #1e3a5f;
        box-shadow: none;
        padding-left: 1rem;
        width: 100%;
    }
    .nav-menu li.active .sub-menu,
    .nav-menu li:hover .sub-menu {
        display: block;
    }
    .nav-menu .sub-menu a {
        white-space: normal;
    }
}
/* ========== 页脚布局优化 ========== */
.footer-main {
    padding: 3rem 0 2rem;
    background: var(--primary);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-col {
    flex: 1;
    min-width: 200px;
}

.footer-col h3, .footer-col h4 {
    color: var(--accent);
    margin-bottom: 1rem;
}

.footer-col p, .footer-col ul, .footer-col li {
    color: #cbd5e1;
}

.footer-col a {
    color: #cbd5e1;
    text-decoration: none;
    transition: 0.2s;
}

.footer-col a:hover {
    color: var(--accent);
}

/* 友情链接区域样式 */
/* 友情链接区域 - 强制左对齐 */
.footer-links {
    background: #0f3a5e;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-align: left;
}
.footer-links-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: left;
}
.friend-links-group {
    display: block; /* 改为块级，不用 flex */
}
.friend-links-text,
.friend-links-image {
    display: block;
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
}
.friend-links-text li,
.friend-links-image li {
    display: inline-block;  /* 水平排列，但整体左对齐 */
    margin-right: 1.5rem;
    margin-bottom: 0.5rem;
}
.friend-links-text li a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.9rem;
}
.friend-links-text li a:hover {
    color: var(--accent);
}
.friend-links-image img {
    max-height: 30px;
    width: auto;
    vertical-align: middle;
}
/* 确保任何地方都没有居中 */
.footer-links, .footer-links * {
    text-align: left !important;
}
/* 文字链接列表 */
.friend-links-text {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.friend-links-text li a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.9rem;
}

.friend-links-text li a:hover {
    color: var(--accent);
}

/* 图片链接列表 */
.friend-links-image {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    align-items: center;
}

.friend-links-image li a {
    display: inline-block;
}

.friend-links-image img {
    max-height: 30px;  /* 统一高度 */
    width: auto;
    vertical-align: middle;
    transition: opacity 0.2s;
}

.friend-links-image img:hover {
    opacity: 0.8;
}

/* 版权区域 */
.footer-bottom {
    background: var(--primary);
    padding: 1.5rem 0;
    text-align: center;
    color: #94a3b8;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: #94a3b8;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: var(--accent);
}

/* 响应式：移动端调整 */
@media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
        gap: 2rem;
    }
    .footer-col {
        text-align: center;
    }
    .friend-links-list {
        justify-content: center;
    }
}
.card-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}
.btn-detail {
    flex: 1;
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 0.6rem 0;
    border-radius: 40px;
    text-decoration: none;
}
.btn-detail:hover {
    background: var(--primary-light);
}
.btn-start {
    flex: 1;
    background: var(--accent);
    color: var(--primary);
    text-align: center;
    padding: 0.6rem 0;
    border-radius: 40px;
    text-decoration: none;
    font-weight: bold;
}
.btn-start:hover {
    background: #d4a84b;
}
/* ========== 测评详情页样式 ========== */
.assessment-detail-hero {
    text-align: center;
    padding: 3rem 0;
    margin-bottom: 1rem;
}

.assessment-detail-hero .hero-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.assessment-detail-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.assessment-detail-hero .lead {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    opacity: 0.9;
}

.hero-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.hero-meta .price {
    color: var(--accent);
    font-weight: bold;
}

.hero-meta .free {
    color: #10b981;
    font-weight: bold;
}

.btn-start {
    display: inline-block;
    background: var(--accent);
    color: var(--primary);
    padding: 0.8rem 2rem;
    border-radius: 40px;
    font-weight: bold;
    text-decoration: none;
    transition: 0.3s;
}

.btn-start:hover {
    transform: scale(1.02);
    background: #d4a84b;
}

.assessment-detail-content {
    padding: 2rem 0 3rem;
    background: #f8fafc;
    margin-top: 1rem;
}

.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.detail-section {
    background: white;
    border-radius: 24px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.detail-section h2 {
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 1.5rem;
}

.benefits-list,
.audience-list,
.features-list {
    list-style: none;
    padding: 0;
}

.benefits-list li,
.audience-list li,
.features-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.benefits-list li:before,
.audience-list li:before,
.features-list li:before {
    content: "✓";
    color: var(--accent);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.sidebar-card {
    background: white;
    border-radius: 24px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    position: sticky;
    top: 100px;
}

.sidebar-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

@media (max-width: 768px) {
    .detail-grid {
        grid-template-columns: 1fr;
    }
    .hero-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}
/* 轮播图样式 */
.home-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #f0f2f5;
}
.slider-container {
    position: relative;
    width: 100%;
    height: 500px;
}
.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}
.slide.active {
    opacity: 1;
    z-index: 2;
}
.slide a {
    display: block;
    width: 100%;
    height: 100%;
}
.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.slide-caption {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    background: rgba(0,0,0,0.5);
    color: white;
    padding: 8px;
    font-size: 1.2rem;
    z-index: 3;
}
.slider-prev, .slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    font-size: 2rem;
    padding: 0.5rem 1rem;
    cursor: pointer;
    z-index: 10;
    border-radius: 4px;
}
.slider-prev { left: 10px; }
.slider-next { right: 10px; }
.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 10;
}
.dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ccc;
    margin: 0 5px;
    cursor: pointer;
}
.dot.active {
    background: var(--accent);
}
@media (max-width: 768px) {
    .slider-container { height: 300px; }
}
/* 动态统计数据区域 */
.stats-dynamic {
    background: #f8fafc;
    padding: 3rem 0;
}
.stats-dynamic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    text-align: center;
    margin-bottom: 2rem;
}
.stat-item .stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary);
}
.stat-item .stat-label {
    color: #64748b;
    font-size: 0.9rem;
}
.chart-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 1rem;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* 免费咨询表单区域 */
.free-consultation {
    padding: 3rem 0;
    background: white;
}
.consultation-card {
    max-width: 700px;
    margin: 0 auto;
    background: #f1f5f9;
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.consultation-card h2 {
    margin-bottom: 0.5rem;
    color: var(--primary);
}
.consultation-card p {
    color: #64748b;
    margin-bottom: 1.5rem;
}
.consultation-card .form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}
.consultation-card input,
.consultation-card textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 12px;
    font-size: 1rem;
}
.consultation-card textarea {
    min-height: 100px;
    margin-bottom: 1rem;
}
.form-submit {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.remain-tips {
    color: #e8b86b;
    font-weight: bold;
}
.form-message {
    margin-top: 1rem;
}
@media (max-width: 640px) {
    .consultation-card .form-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    .form-submit {
        flex-direction: column;
    }
}
/* 双栏布局（咨询图表 + 免费咨询表单） */
.two-column-layout {
    padding: 3rem 0;
    background: #f8fafc;
}

.two-column-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: stretch;
}

/* 左侧：图表区域 */
.chart-col {
    background: white;
    border-radius: 24px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}

.section-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary);
    text-align: center;
}

/* 右侧：表单区域 */
.form-col .consultation-card {
    margin: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .two-column-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}
/* 为什么选择我们 */
.why-us { padding: 4rem 0; background: #f8fafc; text-align: center; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; margin-top: 2rem; }
.why-card { background: white; border-radius: 24px; padding: 1.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.why-icon { font-size: 3rem; margin-bottom: 1rem; }

/* 专家团队 */
.expert-team { padding: 4rem 0; text-align: center; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; margin-top: 2rem; }
.team-card { background: white; border-radius: 24px; padding: 1.5rem; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.team-card img { width: 120px; height: 120px; border-radius: 50%; object-fit: cover; margin-bottom: 1rem; }
.team-card .title { color: #e8b86b; font-weight: bold; margin: 0.5rem 0; }

/* 测评工具首页模块 */
.assessment-tools { padding: 4rem 0; background: #fff; }
.assessment-grid-home { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2rem; margin-top: 2rem; }
.assessment-card { background: #f8fafc; border-radius: 24px; padding: 1.5rem; text-align: center; }
.assessment-card .card-icon { font-size: 3rem; }
.assessment-card .btn-start { display: inline-block; margin-top: 1rem; background: var(--primary); color: white; padding: 0.5rem 1rem; border-radius: 40px; text-decoration: none; }

/* CTA 区域 */
.free-consult-cta { padding: 3rem 0; background: linear-gradient(135deg, var(--primary) 0%, #0f3b5e 100%); color: white; text-align: center; }
.cta-card h2 { color: white; margin-bottom: 1rem; }
.cta-card p { margin-bottom: 1.5rem; }

/* 侧边固定栏 */
.fixed-sidebar { position: fixed; right: 20px; bottom: 20px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.sidebar-item { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 50px; height: 50px; background: #0a2b4e; color: white; border-radius: 50%; text-decoration: none; transition: 0.3s; font-size: 12px; cursor: pointer; }
.sidebar-item i { font-size: 20px; margin-bottom: 2px; }
.sidebar-item:hover { background: #e8b86b; color: #0a2b4e; }

/* 弹窗模态框 */
.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0,0,0,0.5); }
.modal-content { background-color: #fefefe; margin: 5% auto; padding: 20px; border-radius: 24px; width: 90%; max-width: 500px; }
.close { color: #aaa; float: right; font-size: 28px; font-weight: bold; cursor: pointer; }