/* 北京昌享律师事务所 - 主样式文件 */
/* 严肃商务风格配色方案 */
:root {
    --primary-dark: #0A2463;     /* 深蓝 - 法律、权威、专业 */
    --primary-blue: #1E3A8A;     /* 主蓝 */
    --accent-gold: #D4AF37;      /* 金色 - 尊贵、信任 */
    --accent-light: #E5B73E;     /* 浅金 */
    --neutral-light: #F8FAFC;    /* 浅灰背景 */
    --neutral-mid: #E2E8F0;      /* 中灰 */
    --neutral-dark: #475569;     /* 深灰文字 */
    --white: #FFFFFF;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: 'Helvetica Neue', 'Segoe UI', 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: var(--neutral-dark);
    background-color: var(--white);
}

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

/* 顶部导航栏 */
.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--neutral-dark);
    letter-spacing: 1px;
}

/* 主导航 */
.main-nav {
    display: flex;
    align-items: center;
}

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

.nav-list li {
    margin-left: 30px;
}

.nav-list a {
    text-decoration: none;
    color: var(--primary-dark);
    font-weight: 500;
    font-size: 1.05rem;
    padding: 8px 0;
    position: relative;
    transition: color 0.3s;
    display: flex;
    align-items: center;
}

.nav-list a i {
    margin-right: 8px;
    font-size: 1rem;
}

.nav-list a:hover {
    color: var(--accent-gold);
}

.nav-list a.active {
    color: var(--accent-gold);
}

.nav-list a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-gold);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-dark);
    cursor: pointer;
}

/* 主横幅区域 */
.hero-banner {
    background: linear-gradient(rgba(10, 36, 99, 0.85), rgba(10, 36, 99, 0.9)), 
                url('https://images.unsplash.com/photo-1589829545856-d10d557cf95f?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.hero-content p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

/* 按钮样式 */
.btn-primary, .btn-secondary, .btn-outline {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: var(--primary-dark);
}

.btn-primary:hover {
    background-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(212, 175, 55, 0.3);
}

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

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

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

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

/* 电子律师平台专区 */
.e-lawyer-section {
    padding: 80px 0;
    background-color: var(--neutral-light);
}

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

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

.section-header h2 i {
    color: var(--accent-gold);
    margin-right: 12px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--neutral-dark);
}

.platform-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.platform-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
    border-top: 4px solid transparent;
}

.platform-card:hover {
    transform: translateY(-10px);
}

.wechat-platform {
    border-top-color: #07C160; /* 微信绿色 */
}

.web-platform {
    border-top-color: var(--primary-blue);
}

.app-platform {
    border-top-color: var(--accent-gold);
}

.platform-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.wechat-platform .platform-icon {
    color: #07C160;
}

.web-platform .platform-icon {
    color: var(--primary-blue);
}

.app-platform .platform-icon {
    color: var(--accent-gold);
}

.platform-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
}

.platform-card > p {
    color: var(--neutral-dark);
    margin-bottom: 25px;
}

.qrcode-placeholder {
    background-color: var(--neutral-mid);
    border-radius: 8px;
    padding: 30px;
    margin: 20px 0;
}

.qrcode-image {
    color: var(--neutral-dark);
    font-size: 4rem;
}

.qrcode-image p {
    margin-top: 15px;
    font-size: 1rem;
}

.small-text {
    font-size: 0.85rem !important;
    margin-top: 5px !important;
    opacity: 0.7;
}

.coming-soon {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 20px;
    display: inline-block;
    margin: 25px 0;
    font-weight: 600;
}

.coming-soon-small {
    background-color: var(--neutral-mid);
    color: var(--neutral-dark);
    padding: 6px 12px;
    border-radius: 12px;
    display: inline-block;
    margin-top: 10px;
    font-size: 0.85rem;
}

.app-downloads {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 25px 0;
}

.app-store {
    text-align: center;
}

.app-store i {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.app-store p {
    font-weight: 500;
}

/* 服务预览区域 */
.services-preview {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.service-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

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

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

/* 底部样式 */
.main-footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-logo p {
    opacity: 0.8;
    font-size: 0.9rem;
}

.footer-contact h4, .footer-hours h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--accent-light);
}

.footer-contact p, .footer-hours p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.footer-contact i, .footer-hours i {
    margin-right: 10px;
    width: 20px;
    color: var(--accent-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.8;
}
/* ===== 整合小程序卡片悬停效果 ===== */
#combined-platform-card {
    position: relative; /* 为绝对定位的弹窗提供锚点 */
    cursor: pointer; /* 鼠标放上去变成手型，提示可交互 */
}

/* 双图标并排样式 */
#combined-platform-card .platform-icon {
    display: flex;
    justify-content: center;
    gap: 20px; /* 两个图标之间的间距 */
}
#combined-platform-card .platform-icon i {
    font-size: 2.8em; /* 调整图标大小与其他卡片一致 */
}

/* 悬停弹出的二维码层 - 默认隐藏 */
.qrcode-popup {
    position: absolute;
    top: -20px; /* 调整弹出层相对于卡片的位置 */
    left: 50%;
    transform: translateX(-50%) translateY(-10px); /* 水平居中，并稍向上 */
    width: 320px; /* 弹出层宽度 */
    padding-top: 25px; /* 为箭头留出空间 */
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55); /* 流畅的动画 */
    z-index: 100; /* 确保在最上层 */
    pointer-events: none; /* 防止初始状态干扰 */
}

/* 卡片悬停时，显示弹出层 */
#combined-platform-card:hover .qrcode-popup {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

/* 弹出层的内容区域 */
.popup-content {
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    border: 1px solid #eee;
}

/* 弹出层的小箭头 */
.popup-arrow {
    position: absolute;
    bottom: -10px; /* 调整箭头位置使其指向卡片 */
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 20px;
    height: 20px;
    background: white;
    border-right: 1px solid #eee;
    border-bottom: 1px solid #eee;
    z-index: 1;
}

/* 弹出层内的每个二维码区块 */
.popup-qrcode-item {
    text-align: center;
}

.popup-label {
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 10px;
}

.wechat-label {
    background-color: #07c160;
    color: white;
}

.douyin-label {
    background-color: #000;
    color: white;
}

/* 弹出层内的二维码占位图样式 */
.popup-qrcode-image {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: transform 0.2s;
}

/* 悬停在弹出层二维码上的微交互 */
.popup-qrcode-image:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

/* 确保原卡片长度不受影响 */
.platform-card {
    height: auto; /* 保持自适应 */
    min-height: 350px; /* 与其他卡片设置相同的最小高度 */
}

/* 响应式调整：在小屏幕上调整弹出层位置和大小 */
@media (max-width: 768px) {
    .qrcode-popup {
        width: 280px;
        left: 50%;
        transform: translateX(-50%) translateY(-10px);
    }
    
    #combined-platform-card:hover .qrcode-popup {
        transform: translateX(-50%) translateY(0);
    }
    
    .popup-content {
        flex-direction: column;
    }
}
/* 强制统一logo位置 */
.logo {
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: flex-start !important;
    padding: 10px 0 !important;
}

.logo-link {
    display: block !important;
    text-decoration: none !important;
}

.logo h1 {
    margin: 0 0 2px 0 !important;
    font-size: 1.4rem !important;
}