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

:root {
    /* 主色调 - 深红色主题，与之前网站区分 */
    --primary-color: #e74c3c;
    --secondary-color: #3498db;
    --text-color: #333333;
    --light-bg: #f9f9f9;
    --dark-bg: #2c3e50;
    --accent-color: #27ae60;
    --border-color: #ecf0f1;
    --highlight: #f39c12;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "微软雅黑", "Hiragino Sans GB", sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

/* 容器样式 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.5rem;
}

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

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

.main-nav li {
    margin-left: 25px;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.btn-contact {
    background-color: var(--primary-color);
    color: white !important;
    padding: 8px 16px;
    border-radius: 4px;
}

.btn-contact:hover {
    background-color: #c0392b;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.mobile-menu-toggle span:first-child {
    top: 0;
}

.mobile-menu-toggle span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.mobile-menu-toggle span:last-child {
    bottom: 0;
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, var(--light-bg) 0%, #e5e5e5 100%);
    padding: 80px 0;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

.highlight {
    color: var(--primary-color);
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #c0392b;
}

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

.btn-secondary:hover {
    background-color: rgba(231, 76, 60, 0.1);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 服务区域样式 */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--text-color);
    position: relative;
    display: inline-block;
}

.section-title h2:after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

/* 页脚样式 */
.footer {
    background-color: var(--dark-bg);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-contact svg {
    margin-right: 10px;
    vertical-align: middle;
}

.footer-contact p {
    margin-bottom: 10px;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    font-size: 0.9rem;
}

.footer-bottom img {
    width: 30px;
    height: 30px;
    margin-left: 5px;
    vertical-align: middle;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        text-align: center;
        margin-bottom: 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-column {
        margin-bottom: 30px;
    }
}

/* 服务卡片样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-icon {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(231, 76, 60, 0.1);
}

.service-content {
    padding: 25px;
}

.service-content h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* 流程部分样式 */
.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.process-steps:before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--border-color);
    z-index: 1;
}

.process-step {
    position: relative;
    z-index: 2;
    width: 80px;
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    background-color: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.step-title {
    font-weight: 600;
}

@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
        align-items: center;
    }
    
    .process-steps:before {
        display: none;
    }
    
    .process-step {
        margin-bottom: 40px;
    }
}

/* 联系表单样式 */
.contact-container {
    display: flex;
    gap: 30px;
}

.contact-info {
    flex: 1;
}

.contact-method {
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
}

.contact-method svg {
    margin-right: 15px;
    min-width: 24px;
}

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

@media (max-width: 768px) {
    .contact-container {
        flex-direction: column;
    }
}