/* ============================================
   布局样式 - 头部、导航、页脚
   ============================================ */

/* 头部联系栏 */
.header-top {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 10px 0;
}

.contact-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info {
    font-size: 16px;
    font-weight: 600;
}

.contact-info span {
    margin-right: 20px;
}

.contact-info a {
    color: var(--light-color);
}

.contact-info a:hover {
    color: #f0f7ff;
}

/* 导航栏 */
header {
    background-color: var(--light-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 999;
}

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

.logo {
    font-size: 30px;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

.logo span {
    color: var(--secondary-color);
    margin-left: 5px;
}

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

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

.nav-links a {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark-color);
    transition: color 0.2s ease;
    padding: 8px 0;
    position: relative;
}

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

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-color);
}

/* Hero 文字区域 */
.hero-text {
    text-align: center;
    padding: 60px 0 30px;
    background: linear-gradient(135deg, var(--primary-light), var(--light-color));
}

.hero-text h1 {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-text p {
    font-size: 18px;
    color: var(--dark-color);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* 页脚 */
.footer {
    background-color: #1a1a2e;
    color: #aaa;
    padding: 40px 0 25px;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

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

.footer-address {
    margin-bottom: 15px;
    font-size: 14px;
}

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

.footer-copyright {
    border-top: 1px solid #333;
    padding-top: 20px;
    margin-top: 15px;
    font-size: 13px;
    opacity: 0.7;
}