:root {
    /* 主要颜色 - 与之前网站完全不同的配色方案 */
    --primary: #FFD700;         /* 金色 */
    --secondary: #1A237E;       /* 深蓝色 */
    --text: #333333;
    --text-light: #666666;
    --background: #ffffff;
    --background-alt: #f8f9fa;
    --shadow: rgba(0, 0, 0, 0.1);
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #F44336;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background-color: var(--background);
}

a {
    color: var(--secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--secondary);
    border: 2px solid var(--primary);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--secondary);
    border: 2px solid var(--secondary);
}

.btn-secondary:hover {
    background-color: var(--secondary);
    color: var(--background);
}

.btn-contact {
    background-color: var(--primary);
    color: var(--secondary);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 500;
}

.btn-contact:hover {
    background-color: var(--secondary);
    color: var(--primary);
}

/* 头部样式 */
header {
    background-color: var(--background);
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo a {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary);
}

.logo-svg {
    margin-right: 10px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav li a {
    font-weight: 500;
}

/* 移动菜单触发按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--secondary);
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* 主横幅区域 */
.hero {
    background: linear-gradient(to right, rgba(255, 215, 0, 0.1), rgba(26, 35, 126, 0.1));
    padding: 100px 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.3;
    color: var(--secondary);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--text-light);
}

.highlight-text {
    color: var(--primary);
    background-color: rgba(26, 35, 126, 0.1);
    padding: 0 10px;
    border-radius: 4px;
}

.hero-cta {
    display: flex;
    gap: 15px;
}

.hero-image {
    text-align: center;
}

/* 通用部分样式 */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--secondary);
    margin-bottom: 15px;
    position: relative;
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.left-align {
    text-align: left;
}

.left-align h2:after {
    left: 0;
    transform: none;
}

/* 服务卡片样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--background);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px var(--shadow);
}

.service-icon {
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-light);
}

/* 策略卡片样式 */
.strategy-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.strategy-card {
    background-color: var(--background-alt);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px var(--shadow);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.strategy-number {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    opacity: 0.3;
    z-index: -1;
}

.strategy-card h3 {
    font-size: 1.4rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

/* 关于我们部分 */
#about {
    background-color: var(--background-alt);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-list {
    list-style: none;
    margin-top: 30px;
}

.about-list li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.about-list li svg {
    margin-right: 15px;
    flex-shrink: 0;
}

.about-list li span {
    font-size: 1.05rem;
}

/* 联系部分样式 */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    background-color: var(--background-alt);
    border-radius: 10px;
    padding: 30px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-icon {
    margin-right: 15px;
    flex-shrink: 0;
}

.contact-text h4 {
    color: var(--secondary);
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.contact-qr {
    text-align: center;
    margin-top: 20px;
}

.telegram-qr {
    max-width: 250px;
    border-radius: 8px;
    box-shadow: 0 5px 15px var(--shadow);
}

.contact-form-wrapper {
    background-color: var(--background);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px var(--shadow);
}

.contact-form-wrapper h3 {
    color: var(--secondary);
    margin-bottom: 10px;
    font-size: 1.6rem;
}

.contact-form-wrapper p {
    color: var(--text-light);
    margin-bottom: 25px;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
}

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

/* 页脚样式 */
footer {
    background-color: var(--secondary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-logo svg {
    margin-right: 10px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.footer-column h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--primary);
}

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

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: white;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.4rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--background);
        box-shadow: 0 5px 10px var(--shadow);
        padding: 20px;
        display: none;
    }
    
    .main-nav.show {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero .container,
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .services-grid,
    .strategy-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
}