/* 公共CSS部分 - 导航与底部 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary: #FF6B35;
    --secondary: #00A8E8;
    --accent: #FFD166;
    --dark: #1A1A2E;
    --light: #F8F9FA;
    --success: #06D6A0;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 导航栏样式 */
header {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
    animation: logoPulse 2s infinite alternate;
}

@keyframes logoPulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

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

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

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

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary);
    transition: width 0.3s ease;
    border-radius: 3px;
}

nav ul li a:hover::after {
    width: 100%;
}

.phone {
    display: flex;
    align-items: center;
    color: var(--dark);
    font-weight: 700;
    font-size: 18px;
    background: var(--accent);
    padding: 8px 15px;
    border-radius: 30px;
    box-shadow: 0 4px 10px rgba(255, 209, 102, 0.4);
    animation: phonePulse 2s infinite;
}

@keyframes phonePulse {
    0% { box-shadow: 0 4px 10px rgba(255, 209, 102, 0.4); }
    50% { box-shadow: 0 4px 20px rgba(255, 209, 102, 0.7); }
    100% { box-shadow: 0 4px 10px rgba(255, 209, 102, 0.4); }
}

.phone i {
    margin-right: 8px;
    color: var(--primary);
}

.mobile-menu {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary);
}

/* 底部样式 */
footer {
    background: linear-gradient(135deg, var(--dark), #2D3047);
    color: white;
    padding: 60px 0 20px;
}

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

.footer-column {
    flex: 1;
    min-width: 250px;
    margin-bottom: 30px;
    padding-right: 20px;
}

.footer-column h3 {
    font-size: 20px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.contact-info {
    list-style: none;
}

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

.contact-info i {
    margin-right: 10px;
    color: var(--accent);
    width: 20px;
}

.qrcode {
    text-align: center;
}

.qrcode img {
    max-width: 150px;
    border-radius: 10px;
    margin-bottom: 10px;
    border: 3px solid var(--accent);
}

.friend-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.friend-links a {
    color: #ddd;
    margin: 0 15px;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #aaa;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    nav ul {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        padding: 20px;
        border-radius: 0 0 15px 15px;
    }
    
    nav ul.show {
        display: flex;
    }
    
    nav ul li {
        margin: 10px 0;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .phone {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .footer-column {
        flex: 100%;
    }
}