/* ========================================
   根在中国 - 企业官网样式表
   ======================================== */

/* ========== 基础样式 ========== */
:root {
    --primary-color: #1a3a52;
    --secondary-color: #c9a961;
    --accent-color: #e67e22;
    --background-color: #f5f5f0;
    --text-dark: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --white: #ffffff;
    --shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    background-color: var(--background-color);
}

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

/* ========== 导航栏 ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
}

.logo-text-en {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-light);
    letter-spacing: 1px;
    display: block;
    margin-top: 2px;
    font-family: 'Montserrat', sans-serif;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 15px;
    padding: 8px 0;
    position: relative;
    transition: var(--transition);
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
    line-height: 1.4;
}

.nav-en {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-light);
    font-family: 'Montserrat', sans-serif;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    color: var(--white);
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.nav-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.4);
}

.btn-icon {
    width: 18px;
    height: 18px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========== 語言選擇器 ========== */
.language-selector {
    position: relative;
    margin-left: 20px;
    z-index: 1001;
}

.lang-toggle-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    background: var(--background-color);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
}

.lang-toggle-btn:hover {
    border-color: var(--secondary-color);
    background: var(--white);
}

.lang-icon {
    width: 18px;
    height: 18px;
}

.current-lang-text {
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
    min-width: 70px;
}

.dropdown-icon {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.lang-dropdown.show .dropdown-icon {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    overflow: hidden;
}

.lang-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.lang-option:last-child {
    border-bottom: none;
}

.lang-option:hover {
    background: var(--background-color);
}

.lang-option.active {
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.1), rgba(201, 169, 97, 0.05));
    color: var(--primary-color);
    font-weight: 600;
}

.lang-flag {
    font-size: 20px;
}

/* 響應式語言選擇器 */
@media (max-width: 1024px) {
    .language-selector {
        position: absolute;
        top: 100%;
        right: 70px;
        margin-left: 0;
        margin-top: 10px;
    }
    
    .lang-toggle-btn {
        padding: 10px 18px;
    }
}

@media (max-width: 768px) {
    .language-selector {
        position: static;
        margin: 10px 20px;
    }
    
    .lang-toggle-btn {
        width: 100%;
        justify-content: center;
    }
    
    .lang-dropdown {
        position: absolute;
        left: 20px;
        right: 20px;
        width: auto;
    }
}

/* ========== 主视觉区域 ========== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 58, 82, 0.75) 0%, rgba(44, 83, 100, 0.7) 50%, rgba(32, 58, 67, 0.75) 100%),
                url('https://images.unsplash.com/photo-1508804185872-d7badad00f7d?w=1920&q=80') center center / cover no-repeat;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(201,169,97,0.1)" stroke-width="0.5"/></svg>');
    background-size: 300px 300px;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-300px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(26, 58, 82, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-title {
    font-size: 72px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
}

.hero-title-en {
    font-size: 32px;
    font-weight: 300;
    margin-bottom: 20px;
    color: var(--secondary-color);
    letter-spacing: 3px;
    font-family: 'Montserrat', sans-serif;
}

.hero-subtitle {
    font-size: 28px;
    font-weight: 300;
    margin-bottom: 10px;
    color: var(--secondary-color);
    letter-spacing: 4px;
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
}

.hero-subtitle-en {
    font-size: 16px;
    font-weight: 300;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 2px;
    font-family: 'Montserrat', sans-serif;
}

.hero-description {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 15px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
}

.hero-description-en {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.85;
    font-family: 'Montserrat', sans-serif;
}

.hero-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    color: var(--white);
    text-decoration: none;
    padding: 18px 45px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 8px 25px rgba(230, 126, 34, 0.4); }
    50% { box-shadow: 0 8px 35px rgba(230, 126, 34, 0.6); }
}

.hero-cta-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(230, 126, 34, 0.5);
}

.hero-cta-btn .btn-icon {
    width: 22px;
    height: 22px;
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--white);
    opacity: 0.7;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--white);
    border-radius: 13px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--white);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

.scroll-indicator span {
    font-size: 12px;
    letter-spacing: 1px;
}

/* ========== 页面标题区 ========== */
.page-header {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 58, 82, 0.8) 0%, rgba(44, 83, 100, 0.75) 50%, rgba(32, 58, 67, 0.8) 100%),
                url('https://images.unsplash.com/photo-1547981609-4b6bfe67ca0b?w=1920&q=80') center center / cover no-repeat;
    margin-top: 70px;
    text-align: center;
}

.page-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(26, 58, 82, 0.2) 100%);
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 15px;
    letter-spacing: 4px;
}

.page-subtitle {
    font-size: 18px;
    color: var(--secondary-color);
    letter-spacing: 2px;
}

/* ========== 区块标题 ========== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.section-title-left {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.section-title-center {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    letter-spacing: 1px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
    letter-spacing: 1px;
}

/* ========== 特色服务区块 ========== */
.features {
    padding: 100px 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--background-color);
    border-radius: 15px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--secondary-color);
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
    line-height: 1.4;
}

.title-en {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-light);
    font-family: 'Montserrat', sans-serif;
    display: block;
    margin-top: 5px;
}

.feature-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    font-family: 'Noto Sans TC', 'Noto Sans SC', sans-serif;
}

.feature-description-en {
    font-size: 12px;
    color: var(--text-lighter);
    line-height: 1.6;
    margin-top: 10px;
    font-family: 'Montserrat', sans-serif;
}

/* ========== 关于我们预览 ========== */
.about-preview {
    padding: 100px 0;
    background: var(--background-color);
}

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

.about-description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.9;
}

.link-btn {
    display: inline-flex;
    align-items: center;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
}

.link-btn:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* ========== 图片占位符 ========== */
.image-placeholder {
    background: linear-gradient(135deg, #e8e8e3 0%, #d5d5d0 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    padding: 60px;
    color: var(--text-lighter);
}

.image-placeholder svg {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
    stroke: var(--text-lighter);
}

.image-placeholder span {
    font-size: 14px;
}

.image-placeholder.large {
    padding: 100px;
    min-height: 350px;
}

.image-placeholder.large svg {
    width: 80px;
    height: 80px;
}

/* 真实图片样式 */
.real-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.real-image:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-hover);
}

/* 关于我们页面企业形象图片 */
.about-company-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.about-image-wrapper {
    width: 100%;
    height: 400px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.about-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.about-image-wrapper:hover img {
    transform: scale(1.05);
}

/* ========== 精选线路 ========== */
.featured-routes {
    padding: 100px 0;
    background: var(--white);
}

.routes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.route-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.route-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.route-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.route-image.has-bg {
    background-size: cover;
    background-position: center;
}

.route-card:nth-child(1) .route-image {
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.2)),
                url('https://images.unsplash.com/photo-1547981609-4b6bfe67ca0b?w=800&q=80') center center / cover;
}

.route-card:nth-child(2) .route-image {
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.2)),
                url('https://images.unsplash.com/photo-1508804185872-d7badad00f7d?w=800&q=80') center center / cover;
}

.route-card:nth-child(3) .route-image {
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.2)),
                url('https://images.unsplash.com/photo-1545893835-abaa50cbe628?w=800&q=80') center center / cover;
}

.route-placeholder {
    height: 100%;
    padding: 0;
    border-radius: 0;
}

.route-placeholder svg {
    width: 50px;
    height: 50px;
}

.route-content {
    padding: 25px;
}

.route-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.route-location {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.route-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.route-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    color: var(--white);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.route-cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

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

/* ========== 客户评价 ========== */
.testimonials {
    padding: 100px 0;
    background: var(--background-color);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: 15px;
    padding: 35px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

.quote-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--secondary-color);
    opacity: 0.3;
}

.testimonial-text {
    font-size: 15px;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 18px;
}

.author-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 3px;
}

.author-location {
    font-size: 13px;
    color: var(--text-lighter);
}

/* ========== CTA横幅 ========== */
.cta-banner {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(26, 58, 82, 0.85) 0%, rgba(44, 83, 100, 0.8) 50%, rgba(32, 58, 67, 0.85) 100%),
                url('https://images.unsplash.com/photo-1537996194471-e657df975ab4?w=1920&q=80') center center / cover no-repeat fixed;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.cta-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    line-height: 1.8;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    color: var(--white);
    text-decoration: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.4);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(230, 126, 34, 0.5);
}

/* ========== 页脚 ========== */
.footer {
    background: #0f1f2d;
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.footer-subtitle {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke: var(--secondary-color);
}

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

.footer-hours li {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ========== 悬浮联系按钮 ========== */
.floating-contact {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.floating-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    border-radius: 50%;
    box-shadow: 0 6px 25px rgba(230, 126, 34, 0.4);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(230, 126, 34, 0.5);
}

.floating-btn svg {
    width: 28px;
    height: 28px;
    stroke: var(--white);
}

/* ========== 社交媒体悬浮按钮 ========== */
.floating-social {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.floating-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    border: none;
    border-radius: 50%;
    box-shadow: 0 6px 25px rgba(230, 126, 34, 0.4);
    cursor: pointer;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.floating-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(230, 126, 34, 0.5);
}

.floating-toggle svg {
    width: 28px;
    height: 28px;
    stroke: var(--white);
}

.floating-menu {
    position: absolute;
    bottom: 70px;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.floating-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.floating-social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.floating-social-btn:hover {
    transform: scale(1.15);
}

.floating-social-btn svg {
    width: 24px;
    height: 24px;
}

/* WhatsApp - 绿色 */
.floating-social-btn.whatsapp {
    background: #25D366;
}

.floating-social-btn.whatsapp svg {
    fill: white;
}

/* WeChat - 绿色 */
.floating-social-btn.wechat {
    background: #07C160;
}

.floating-social-btn.wechat svg {
    fill: white;
}

/* LINE - 绿色 */
.floating-social-btn.line {
    background: #00B900;
}

.floating-social-btn.line svg {
    fill: white;
}

/* Email - 蓝色 */
.floating-social-btn.email {
    background: #3498db;
}

.floating-social-btn.email svg {
    stroke: white;
}

/* Telegram - 蓝色 */
.floating-social-btn.telegram {
    background: #0088cc;
}

.floating-social-btn.telegram svg {
    fill: white;
}

/* ========== 页脚社交媒体图标 ========== */
.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-link:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.2);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--white);
    transition: var(--transition);
}

.social-link.instagram:hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-link.tiktok:hover {
    background: #000000;
}

.social-link.facebook:hover {
    background: #1877f2;
}

.social-link.telegram:hover {
    background: #0088cc;
}

/* ========== 关于我们页面 ========== */
.about-intro {
    padding: 80px 0;
    background: var(--white);
}

.about-intro-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.9;
}

.mission-vision {
    padding: 80px 0;
    background: var(--background-color);
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.mission-card,
.vision-card {
    background: var(--white);
    border-radius: 15px;
    padding: 50px 40px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.mission-card:hover,
.vision-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.mv-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
}

.mv-icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--secondary-color);
}

.mv-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.mv-text {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

.values {
    padding: 80px 0;
    background: var(--white);
}

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

.value-card {
    padding: 40px 30px;
    background: var(--background-color);
    border-radius: 15px;
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.value-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--secondary-color);
    opacity: 0.3;
    margin-bottom: 15px;
}

.value-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.value-text {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.team {
    padding: 80px 0;
    background: var(--background-color);
}

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

.team-card {
    background: var(--white);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.team-avatar {
    margin-bottom: 20px;
}

.team-avatar-img {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
    display: block;
}

.team-avatar-img:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.avatar-placeholder {
    width: 100px;
    height: 100px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 36px;
    font-weight: 600;
}

.team-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.team-role {
    font-size: 14px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.team-bio {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.why-choose-us {
    padding: 80px 0;
    background: var(--white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.advantage-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--background-color);
    border-radius: 12px;
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow);
}

.advantage-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
}

.advantage-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--secondary-color);
}

.advantage-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.advantage-text {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.stats {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(26, 58, 82, 0.88) 0%, rgba(44, 83, 100, 0.85) 50%, rgba(32, 58, 67, 0.88) 100%),
                url('https://images.unsplash.com/photo-1513415756790-2ac1db1297d0?w=1920&q=80') center center / cover no-repeat fixed;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
}

/* ========== 产品服务页面 ========== */
.service-overview {
    padding: 80px 0;
    background: var(--white);
}

.service-intro-text {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.9;
}

.service-categories {
    padding: 80px 0;
    background: var(--background-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.category-card {
    background: var(--white);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.category-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
}

.category-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--secondary-color);
}

.category-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.category-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.featured-routes-detail {
    padding: 80px 0;
    background: var(--white);
}

.routes-list {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.route-detail-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    align-items: center;
    background: var(--background-color);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.route-detail-card.reverse {
    direction: rtl;
}

.route-detail-card.reverse > * {
    direction: ltr;
}

.route-detail-image {
    height: 100%;
    min-height: 450px;
    overflow: hidden;
}

.large-route-img {
    width: 100%;
    height: 100%;
    min-height: 450px;
    object-fit: cover;
    transition: var(--transition);
}

.route-detail-card:hover .large-route-img {
    transform: scale(1.05);
}

.route-detail-image .image-placeholder {
    height: 100%;
    min-height: 400px;
    border-radius: 0;
}

.route-detail-content {
    padding: 40px;
}

.route-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 15px;
}

.route-detail-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.route-detail-location {
    font-size: 15px;
    color: var(--text-light);
    margin-bottom: 15px;
}

.route-detail-description {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.route-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.highlight-tag {
    background: var(--white);
    padding: 6px 14px;
    border-radius: 15px;
    font-size: 13px;
    color: var(--text-dark);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.service-process {
    padding: 80px 0;
    background: var(--background-color);
}

.process-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.process-step {
    flex: 1;
    min-width: 180px;
    max-width: 200px;
    text-align: center;
}

.step-number {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.step-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 50%;
    box-shadow: var(--shadow);
}

.step-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--secondary-color);
}

.step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.step-description {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}

.process-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(to right, var(--secondary-color), transparent);
    margin-top: 50px;
}

.custom-service {
    padding: 80px 0;
    background: var(--white);
}

.custom-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.custom-description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 25px;
    line-height: 1.8;
}

.custom-features {
    list-style: none;
    margin-bottom: 30px;
}

.custom-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.check-icon {
    width: 20px;
    height: 20px;
    stroke: var(--accent-color);
    flex-shrink: 0;
}

/* ========== 联系我们页面 ========== */
.contact-main {
    padding: 80px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 60px;
}

.form-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.form-subtitle {
    font-size: 15px;
    color: var(--text-light);
    margin-bottom: 30px;
}

.contact-form {
    background: var(--background-color);
    padding: 40px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text-dark);
    background: var(--white);
    transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}

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

.form-submit {
    margin-top: 30px;
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--accent-color), #d35400);
    color: var(--white);
    border: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.3);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.4);
}

.contact-info-card {
    background: linear-gradient(135deg, var(--primary-color), #2c5364);
    border-radius: 15px;
    padding: 40px;
    color: var(--white);
    margin-bottom: 30px;
}

.info-card-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 30px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-info-item {
    display: flex;
    gap: 15px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--secondary-color);
}

.info-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 5px;
}

.info-value {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 3px;
}

.info-note {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

.wechat-card {
    background: var(--background-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
}

.wechat-description {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 25px;
}

.wechat-qr {
    margin-bottom: 15px;
}

.qr-placeholder {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    display: inline-block;
}

.qr-placeholder svg {
    width: 60px;
    height: 60px;
    margin-bottom: 10px;
}

.qr-placeholder span {
    display: block;
    font-size: 12px;
    color: var(--text-lighter);
}

.wechat-note {
    font-size: 12px;
    color: var(--text-lighter);
}

/* LINE二维码弹窗 */
.line-qr-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.line-qr-modal.active {
    display: flex;
}

.line-qr-content {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    max-width: 350px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.line-qr-content h3 {
    color: #00B900;
    margin-bottom: 15px;
    font-size: 20px;
}

.line-qr-content img {
    width: 250px;
    height: 250px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.line-qr-content p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
}

.line-qr-close {
    background: #00B900;
    color: white;
    border: none;
    padding: 10px 30px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
}

.line-qr-close:hover {
    background: #009900;
    transform: scale(1.05);
}

.map-section {
    padding: 60px 0;
    background: var(--background-color);
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.map-placeholder {
    background: var(--white);
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-lighter);
}

.map-placeholder svg {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.map-placeholder span {
    font-size: 18px;
    margin-bottom: 10px;
}

.map-note {
    font-size: 14px;
    color: var(--text-lighter);
}

.faq-section {
    padding: 80px 0;
    background: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.faq-question {
    padding: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-icon {
    width: 24px;
    height: 24px;
    stroke: var(--text-light);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding-bottom: 25px;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ========== 动画效果 ========== */
.fade-in {
    animation: fadeIn 1s ease;
}

.fade-in-delay {
    animation: fadeIn 1s ease 0.3s both;
}

.fade-in-delay-2 {
    animation: fadeIn 1s ease 0.6s both;
}

.fade-in-delay-3 {
    animation: fadeIn 1s ease 0.9s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav-link {
        display: block;
        padding: 15px 0;
    }

    .hamburger {
        display: flex;
    }

    .nav-contact-btn {
        display: none;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 22px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
        letter-spacing: 4px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-description {
        font-size: 15px;
    }

    .section-title {
        font-size: 28px;
    }

    .page-title {
        font-size: 36px;
    }

    .about-preview-content,
    .about-intro-grid,
    .custom-content {
        grid-template-columns: 1fr;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .route-detail-card,
    .route-detail-card.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .route-detail-image .image-placeholder {
        min-height: 250px;
    }

    .process-steps {
        flex-direction: column;
        align-items: center;
    }

    .process-connector {
        width: 2px;
        height: 30px;
        margin: 0;
        background: linear-gradient(to bottom, var(--secondary-color), transparent);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stat-number {
        font-size: 40px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-cta-btn {
        padding: 14px 30px;
        font-size: 16px;
    }

    .contact-form {
        padding: 25px;
    }

    .route-detail-content {
        padding: 25px;
    }

    .floating-contact,
    .floating-social {
        bottom: 20px;
        right: 20px;
    }

    .floating-btn,
    .floating-toggle {
        width: 50px;
        height: 50px;
    }

    .floating-btn svg,
    .floating-toggle svg {
        width: 24px;
        height: 24px;
    }

    .floating-social-btn {
        width: 45px;
        height: 45px;
    }

    .floating-social-btn svg {
        width: 20px;
        height: 20px;
    }

    .footer-social {
        justify-content: center;
    }
}