@font-face {
  font-family: 'Phetsarath';
  src: url('Phetsarath-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Phetsarath';
  src: url('Phetsarath-Bold.ttf') format('truetype');
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}

/* 强制所有老挝语内容及其子元素都用Phetsarath字体 */
[lang="lo"], [lang="lo"] * {
  font-family: 'Phetsarath', 'Noto Sans Lao', sans-serif !important;
  font-weight: normal !important;
}
[lang="lo"] strong,
[lang="lo"] b,
[lang="lo"] h1,
[lang="lo"] h2,
[lang="lo"] h3,
[lang="lo"] h4,
[lang="lo"] h5,
[lang="lo"] h6 {
  font-family: 'Phetsarath', 'Noto Sans Lao', sans-serif !important;
  font-weight: bold !important;
}

/* 微信浏览器提醒弹窗样式 */
.wechat-tip-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.wechat-tip-content {
    background: white;
    border-radius: 16px;
    padding: 24px;
    max-width: 320px;
    width: 90%;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.tip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.tip-header h3 {
    margin: 0;
    color: #333;
    font-size: 18px;
    font-weight: 600;
}

.close-tip-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-tip-btn:hover {
    background: #f5f5f5;
    color: #666;
}

.tip-steps {
    margin-bottom: 20px;
}

.tip-step {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

.step-number {
    width: 28px;
    height: 28px;
    background: #007AFF;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
    margin-right: 12px;
    flex-shrink: 0;
}

.step-text {
    color: #333;
    font-size: 15px;
    line-height: 1.4;
}

.menu-btn {
    background: #666;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    margin: 0 4px;
}

.browser-btn {
    background: #007AFF;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    margin: 0 4px;
}

.tip-arrow {
    position: absolute;
    top: -20px;
    right: 30px;
    width: 0;
    height: 0;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-bottom: 20px solid white;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* 移动端适配 */
@media (max-width: 480px) {
    .wechat-tip-content {
        padding: 20px;
        max-width: 280px;
    }
    
    .tip-header h3 {
        font-size: 16px;
    }
    
    .step-text {
        font-size: 14px;
    }
}

:root {
    --primary-color: #FF6B6B;
    --secondary-color: #4ECDC4;
    --text-color: #2D3436;
    --background-color: #F9F9F9;
    --lao-pattern: #FFD93D;
    --gradient-start: #FF6B6B;
    --gradient-end: #4ECDC4;
}

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

body {
    font-family: 'Noto Sans', 'Noto Sans Lao', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, var(--gradient-start, #FF6B6B), var(--gradient-end, #4ECDC4));
    overflow-x: hidden;
}

header {
    background: rgba(0,0,0,0.15) !important;
    box-shadow: none !important;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    opacity: 1 !important;
    filter: none !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    min-height: 38px !important;
    padding: 0 !important;
}

header.scrolled {
    background: rgba(0,0,0,0.8) !important;
    box-shadow: 0 4px 25px rgba(0,0,0,0.2) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    filter: none !important;
    transition: all 0.3s ease;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.2rem 0.5rem !important;
    min-height: 32px !important;
    height: 38px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    margin-left: 2rem;
}

.logo img {
    height: 80px;
    transition: transform 0.3s ease;
}

.logo img:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.2rem 1.5vw !important;
    align-items: center;
    justify-content: center;
    white-space: normal;
    width: 100%;
    margin: 0 0.8rem;
    overflow-x: auto;
    min-height: 28px !important;
}

.nav-item {
    color: white;
    text-decoration: none;
    font-size: 0.98rem !important;
    font-weight: 500;
    padding: 0.18rem 0.4rem !important;
    border-radius: 10px !important;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-block;
    word-break: break-all;
    white-space: normal;
    min-width: 60px;
    text-align: center;
    min-height: 28px !important;
    line-height: 1.2 !important;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(78, 205, 196, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    z-index: -1;
}

.nav-item:hover::before {
    width: 300%;
    height: 300%;
}

.nav-item:hover {
    color: #4ECDC4;
    transform: translateY(-2px);
}

.language-dropdown {
    position: relative !important;
    margin-left: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 彻底合并并修正 .language-btn 样式，H5端只保留一处 */
.language-btn {
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  border-radius: 50% !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (max-width: 768px) {
  .language-btn {
    min-width: 28px !important;
    min-height: 28px !important;
    font-size: 1.5rem !important;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-top: 40px !important;
    margin-bottom: 0 !important;
    position: static !important;
  }
}
@media (min-width: 769px) {
  .language-btn {
    min-width: 32px !important;
    min-height: 36px !important;
    height: 36px !important;
    font-size: 1.7rem !important;
    margin-top: 6px !important;
  }
}
.language-btn .flag {
    font-size: 1.5rem !important;
    line-height: 1;
    display: block;
}
.language-btn .arrow {
    display: none !important;
}

.language-options {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s, visibility 0.3s;
}
.language-options.show {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0;
    cursor: pointer;
    border-radius: 10px;
    transition: background 0.2s, box-shadow 0.2s;
}

.language-option .flag {
    font-size: 1.5rem !important;
    display: block;
    text-align: center;
}

.language-option:hover {
    background: rgba(78, 205, 196, 0.18);
    box-shadow: 0 2px 8px rgba(78,205,196,0.10);
}

.hero {
    text-align: center;
    padding: 5rem 1rem 1rem;
    min-height: 40vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: none;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 2.8rem;
    margin-top: 2.8rem;
    color: #fff;
    text-align: center;
    font-weight: 700;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.8rem;
    margin-top: 2.2rem;
    color: #fff;
    text-align: center;
    font-weight: 400;
    letter-spacing: 1px;
}

.hero img {
    width: 200px;
    margin-top: 2rem;
}

.download-in-hero {
    margin-top: 2rem;
    padding: 0 1rem 1rem;
}

.download-in-hero h2 {
    font-size: 1.8rem;
    margin-bottom: 1.2rem;
    color: inherit;
}

.download-section {
    padding: 4rem 1rem;
    background-color: #f8f9fa;
    position: relative;
}

.download-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem;
    perspective: 1000px;
}

.download-box {
    background: rgba(20, 20, 20, 0.45);
    border: none;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.10);
    padding: 2.5rem 2rem;
    border-radius: 18px;
    margin-bottom: 2rem;
    color: #fff;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: fadeInUp 0.8s ease backwards, breathe 4s ease-in-out infinite;
}

.download-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 15px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.download-box:hover {
    transform: translateY(-5px) rotateX(5deg);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.download-box:hover::before {
    opacity: 0.1;
}

.download-box h2 {
    text-align: center;
    width: 100%;
    color: #fff !important;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    position: relative;
    display: inline-block;
}

.download-box h2::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.download-box:hover h2::after {
    width: 50%;
}

.download-options {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    margin-top: 1.5rem;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 1.1rem;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    justify-content: center;
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: inline-block;
    vertical-align: middle;
}

.h5-btn {
    background-color: var(--primary-color);
}

.ios-btn {
    background: #222;
}

.ios-btn:hover {
    background: #444;
}

.android-btn {
    background: #3DDC84;
    color: #fff;
}

.android-btn:hover {
    background: #1fa463;
}

/* 动画关键帧 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 循环动画关键帧 */
@keyframes breathe {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.03);
        opacity: 0.9;
    }
}

@keyframes breatheFloat {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateY(-8px) scale(1.02);
        opacity: 0.9;
    }
}

@keyframes breatheShine {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.02);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .download-container {
        grid-template-columns: 1fr;
    }
    
    .download-box {
        padding: 1.5rem 1rem;
    }
    
    .download-btn {
        padding: 0.8rem 1.5rem;
    }

    .nav-menu {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: 0.4rem 2%;
        width: 100%;
        min-width: 0;
        overflow-x: unset;
        background: none;
        box-shadow: none;
        border-radius: 0;
        margin: 0;
        padding: 0.1rem 0;
    }
    .nav-item {
        flex: 1 1 45%;
        min-width: 120px;
        max-width: 48%;
        box-sizing: border-box;
        text-align: center;
        margin: 0.1rem 0;
        font-size: 1rem;
        padding: 0.38rem 0.2rem;
        /* 保持原有圆角和背景色 */
        border-radius: 12px;
        background: inherit;
        color: inherit;
        white-space: normal;
        word-break: break-all;
        font-weight: 500;
    }

    .nav-item {
        font-size: 1rem;
        padding: 0.4rem 0.5rem;
    }

    .download-options {
        flex-direction: column;
        gap: 1rem;
    }

    .about-section,
    .features,
    .download-section,
    .contact,
    .app-showcase {
        padding: 1.2rem 0.5rem;
    }
    .download-box,
    .feature-card,
    .contact-item,
    .email-item {
        padding: 1.2rem 0.5rem;
    }
    .hero {
        padding: 1rem 0.5rem 0.5rem;
        min-height: 20vh;
    }
}

@media (max-width: 600px) {
    .nav-menu {
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: flex-start;
    }
    .nav-item {
        font-size: 0.95rem;
        padding: 0.3rem 0.4rem;
    }
}

/* 添加滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.features {
    padding: 4rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.features h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    color: #fff;
}

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

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    animation: slideIn 0.8s ease backwards, breathe 4s ease-in-out infinite;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.feature-card img {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1.1rem;
}

.app-showcase {
    padding: 4rem 1rem;
    background-color: #f5f5f5;
    text-align: center;
}

.app-showcase h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    color: #fff;
}

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

/* APP 展示卡片轮播：每页 3 张，支持横向滑动与触摸 */
.app-carousel {
    position: relative;
    max-width: 1100px;
    margin: 2rem auto 0;
    padding: 0 3.5rem;
}

.app-carousel-viewport {
    overflow: hidden;
    border-radius: 20px;
    touch-action: pan-y pinch-zoom;
}

.app-carousel-track {
    display: flex;
    width: 300%;
    transition: transform 0.5s ease-out;
}

.app-carousel-page {
    flex: 0 0 33.333333%;
    display: flex;
    gap: 1rem;
    padding: 0.5rem 0.25rem;
    box-sizing: border-box;
    justify-content: center;
    align-items: stretch;
}

.app-card {
    flex: 1;
    min-width: 0;
}

.app-card-inner {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    overflow: hidden;
    padding: 0.5rem;
    height: 100%;
}

.app-card-inner img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    object-fit: cover;
}

.app-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.95);
    color: #333;
    font-size: 1.4rem;
    cursor: pointer;
    z-index: 5;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transition: transform 0.2s, background 0.2s;
}

.app-carousel-btn:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

.app-carousel-prev {
    left: 0.5rem;
}

.app-carousel-next {
    right: 0.5rem;
}

.app-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
}

.app-carousel-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: none;
    cursor: pointer;
    transition: background 0.25s, transform 0.25s;
}

.app-carousel-dots .dot.active,
.app-carousel-dots .dot:hover {
    background: var(--primary-color, #4ECDC4);
    transform: scale(1.2);
}

/* APP 轮播：平板略缩小间距，手机单列或三列小卡 */
@media (max-width: 900px) {
    .app-carousel {
        padding: 0 2.5rem;
    }
    .app-carousel-page {
        gap: 0.75rem;
        padding: 0.25rem;
    }
    .app-carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .app-carousel-prev { left: 0.25rem; }
    .app-carousel-next { right: 0.25rem; }
}

@media (max-width: 600px) {
    .app-carousel {
        padding: 0 2.25rem;
        margin-top: 1.5rem;
    }
    .app-carousel-page {
        gap: 0.5rem;
        padding: 0.25rem;
    }
    .app-card-inner {
        border-radius: 14px;
        padding: 0.35rem;
    }
    .app-card-inner img {
        border-radius: 10px;
    }
    .app-carousel-btn {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    .app-carousel-prev { left: 0.15rem; }
    .app-carousel-next { right: 0.15rem; }
    .app-carousel-dots .dot {
        width: 8px;
        height: 8px;
    }
}

.contact {
    padding: 4rem 1rem;
    text-align: center;
    background-color: #f8f9fa;
}

.contact h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
    color: #fff;
}

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

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

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    justify-items: stretch;
    align-items: stretch;
}

.contact-item {
    background: rgba(255,255,255,0.95);
    border-radius: 15px;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.10);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 180px;
}

.contact-info {
    width: 100%;
    text-align: center;
    margin-bottom: 0.5rem;
}

.email-fb-item .contact-info {
    justify-content: center;
    text-align: left;
    margin-bottom: 0.5rem;
}

.email-fb-item .fb-info {
    margin-top: 0.5rem;
}

.contact-btn {
    width: 110px;
    margin: 10px auto 0 auto;
    display: block;
    font-size: 1rem;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(78,205,196,0.10);
    background: linear-gradient(90deg, #ff6b6b 0%, #4ecdc4 100%);
    color: #fff;
    font-weight: bold;
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
    text-align: center;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 0.5rem 0;
    text-decoration: none;
}
.contact-btn:hover {
    background: linear-gradient(90deg, #4ecdc4 0%, #ff6b6b 100%);
    box-shadow: 0 4px 20px rgba(78,205,196,0.18);
    transform: translateY(-2px) scale(1.04);
}

.map-row {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin-top: 36px;
    margin-bottom: 24px;
}
.map-row .contact-item.map-item {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}
.map-row .map-embed iframe {
    width: 100% !important;
    min-width: 320px;
    max-width: 560px;
    height: 360px !important;
    border-radius: 12px;
    display: block;
    margin: 0 auto;
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    animation: breatheFloat 4s ease-in-out infinite;
}

.qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

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

.contact-info span,
.contact-info .contact-number,
.contact-info .copy-wrapper span {
    color: #fff !important;
}

.copy-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: none;
    padding: 0;
    border-radius: 0;
    margin-top: 0.5rem;
    margin-bottom: 0;
}

.copy-btn.contact-btn, .contact-btn {
    width: 110px;
    margin: 10px auto 0 auto;
    display: block;
    font-size: 1rem;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(78,205,196,0.10);
    background: linear-gradient(90deg, #ff6b6b 0%, #4ecdc4 100%);
    color: #fff;
    font-weight: bold;
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
    text-align: center;
    border: none;
    outline: none;
    cursor: pointer;
}
.copy-btn.contact-btn:hover, .contact-btn:hover {
    background: linear-gradient(90deg, #4ecdc4 0%, #ff6b6b 100%);
    box-shadow: 0 4px 20px rgba(78,205,196,0.18);
    transform: translateY(-2px) scale(1.04);
}

.email-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

footer {
    text-align: center;
    padding: 2rem;
    background-color: var(--text-color);
    color: white;
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card, .app-card {
    animation: fadeIn 0.5s ease-out forwards;
}

.lao-banner {
    width: 100%;
    height: 28px;
    background: url('images/lao-banner.png') repeat-x center/contain, linear-gradient(90deg, #f7fafc 0%, #f7fafc 100%);
    opacity: 0.15;
    margin-bottom: 1.5rem;
}

.feature-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 1.2rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.btn-icon {
    width: 22px;
    height: 22px;
    vertical-align: middle;
    margin-right: 8px;
}

.features,
.download-section,
.contact,
.app-showcase {
    background: rgba(255,255,255,0);
    border-radius: 18px;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.08);
    max-width: 1100px;
    margin: 1.5rem auto 1.5rem auto;
    padding: 2.5rem 2rem;
}

.download-box,
.feature-card,
.contact-item,
.email-item {
    background: rgba(20, 20, 20, 0.45);
    border-radius: 18px;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.10);
    color: #fff;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.download-box h2,
.feature-card h3,
.feature-card p,
.contact-item,
.email-item,
.download-btn {
    color: #fff !important;
}

.about-section {
    background: rgba(20, 20, 20, 0.15);
    border-radius: 18px;
    box-shadow: 0 4px 24px 0 rgba(0,0,0,0.10);
    max-width: 980px;
    margin: 1.5rem auto 1.5rem auto;
    padding: 1rem 1.5rem;
    text-align: left;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.about-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-align: center;
    color: #fff !important;
}
.about-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}
.about-text {
    font-size: 1.15rem;
    color: #fff;
    line-height: 1.8;
    max-width: 700px;
    text-align: left;
}
@media (max-width: 768px) {
    .about-section {
        padding: 1.2rem 0.5rem;
    }
    .about-text {
        font-size: 1rem;
    }
}

@media (max-width: 1100px) {
}
@media (max-width: 900px) {

.about-section .about-text {
    font-size: 1.1rem;
}

}

.recruitment-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1));
    position: relative;
}

.recruitment-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.recruitment-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    border-radius: 2px;
}

.recruitment-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 2rem;
    padding: 2rem;
    justify-items: stretch;
    align-items: stretch;
}

.recruitment-item {
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.recruitment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.recruitment-item:hover::before {
    left: 100%;
}

.recruitment-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.recruitment-item h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
}

.recruitment-item h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

.recruitment-item:hover h3::after {
    width: 100px;
}

.recruitment-item p {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 1rem;
}

.recruitment-contact {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 15px;
    color: white;
}

.recruitment-contact p {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@media (max-width: 900px) {
    .recruitment-content {
        grid-template-columns: 1fr;
        grid-template-rows: none;
        padding: 1rem;
    }
}

.download-section h2,
.features h2,
.contact h2 {
    text-align: center;
    color: #fff;
    font-size: 2.1rem;
    font-weight: 700;
    margin-bottom: 0.7rem;
    letter-spacing: 1px;
}

section {
    margin-bottom: 1.5rem;
    margin-top: 1.5rem;
}

.about-section {
    margin: 1rem auto 1.5rem auto;
}
.features,
.download-section,
.contact,
.app-showcase {
    margin: 1rem auto 1rem auto;
}

/* 文字动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 标题动画 */
.hero h1 {
    animation: fadeInUp 1s ease, breatheFloat 4s ease-in-out infinite;
}

.hero p {
    animation: fadeInUp 1s ease 0.2s backwards, breatheFloat 4s ease-in-out infinite 0.5s;
}

/* 卡片动画 */
.feature-card {
    animation: slideIn 0.8s ease backwards, breathe 4s ease-in-out infinite;
}

.feature-card:nth-child(1) {
    animation-delay: 0.2s, 0s;
}

.feature-card:nth-child(2) {
    animation-delay: 0.4s, 0.2s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.6s, 0.4s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

/* 下载卡片动画 */
.download-box {
    animation: fadeInUp 0.8s ease backwards, breathe 4s ease-in-out infinite;
}

.download-box:nth-child(1) {
    animation-delay: 0.3s, 0s;
}

.download-box:nth-child(2) {
    animation-delay: 0.5s, 0.2s;
}

.download-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

/* 联系方式卡片动画 */
.contact-item {
    animation: slideIn 0.8s ease backwards, breathe 4s ease-in-out infinite;
}

.contact-item:nth-child(1) {
    animation-delay: 0.2s, 0s;
}

.contact-item:nth-child(2) {
    animation-delay: 0.4s, 0.2s;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

/* 二维码动画 */
.qr-code {
    transition: all 0.3s ease;
    animation: breatheFloat 4s ease-in-out infinite;
}

.contact-item:hover .qr-code {
    transform: scale(1.05);
}

/* 复制按钮动画 */
.copy-btn {
    transition: all 0.3s ease;
}

.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.email-fb-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: 38px;
    margin-top: 18px;
}
.email-block, .fb-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin: 0;
    padding-bottom: 8px;
    position: relative;
}
.email-block svg, .fb-block svg {
    margin-bottom: 10px;
    width: 32px;
    height: 32px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.email-block span, .fb-block span {
    font-weight: bold;
    font-size: 1.18rem;
    margin-bottom: 2px;
    color: #fff;
    text-align: center;
    width: 100%;
}
.email-block .contact-number {
    font-weight: normal;
    font-size: 1rem;
    margin-bottom: 10px;
    word-break: break-all;
    color: #fff;
    text-align: center;
    width: 100%;
}
.email-block .copy-btn, .fb-block .contact-btn {
    width: 110px;
    margin: 10px auto 0 auto;
    display: block;
    font-size: 1rem;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(78,205,196,0.10);
    background: linear-gradient(90deg, #ff6b6b 0%, #4ecdc4 100%);
    color: #fff;
    font-weight: bold;
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
    text-align: center;
}
.email-block .copy-btn:hover, .fb-block .contact-btn:hover {
    background: linear-gradient(90deg, #4ecdc4 0%, #ff6b6b 100%);
    box-shadow: 0 4px 20px rgba(78,205,196,0.18);
    transform: translateY(-2px) scale(1.04);
}
.fb-block {
    border-top: 1px solid rgba(255,255,255,0.13);
    padding-top: 18px;
}
.fb-block a.contact-btn {
    margin-top: 10px;
    padding: 0.5rem 0;
    width: 110px;
    text-align: center;
    border-radius: 24px;
}
.fb-block a {
    margin-bottom: 2px;
    color: #4ecdc4;
    font-weight: bold;
    font-size: 1.05rem;
    text-decoration: underline;
    word-break: break-all;
    text-align: center;
    width: 100%;
    display: block;
}
.fb-block svg {
    margin-bottom: 10px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
@media (max-width: 700px) {
    .email-fb-row {
        gap: 18px;
        margin-top: 8px;
    }
    .fb-block {
        padding-top: 10px;
    }
}

.email-title {
    display: block;
    text-align: center;
    font-size: 1.18rem;
    font-weight: bold;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

/* 运费介绍部分 */
.shipping-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1));
    text-align: center;
}

.shipping-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
    display: inline-block;
}

.shipping-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    transform: translateX(-50%);
}

.shipping-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.shipping-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.shipping-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.shipping-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.shipping-card p {
    color: #fff;
    line-height: 1.6;
}

/* 教程视频部分 */
.tutorial-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.1), rgba(255, 107, 107, 0.1));
    text-align: center;
}

.tutorial-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
    display: inline-block;
}

.tutorial-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-end), var(--gradient-start));
    transform: translateX(-50%);
}

.tutorial-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tutorial-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.tutorial-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.tutorial-card h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.tutorial-card p {
    color: #fff;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.video-placeholder {
    background: rgba(0, 0, 0, 0.3);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    padding: 3rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 150px;
}

.video-placeholder span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
    font-style: italic;
}

/* 推广赚钱部分 */
.promotion-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(78, 205, 196, 0.1));
    text-align: center;
}

.promotion-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
    display: inline-block;
}

.promotion-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    transform: translateX(-50%);
}

.promotion-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.promotion-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.promotion-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.promotion-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.promotion-card p {
    color: #fff;
    line-height: 1.6;
}

/* 移动端响应式优化 */
@media (max-width: 768px) {
    header {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100% !important;
        z-index: 1000 !important;
        height: 10px !important;
        min-height: 120px !important;
        background: inherit !important;
        background: rgba(0,0,0,0.25) !important;
        backdrop-filter: blur(10px) !important;
        -webkit-backdrop-filter: blur(10px) !important;
    }
    nav {
        height: auto !important;
        min-height: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    .nav-menu {
        margin-top: 6px !important;
        height: 38px !important;
        gap: 0.1rem !important;
    }
    .logo {
        margin-left: 0.1rem;
        margin-right: 0.3rem;
    }
    .logo img {
        height: 36px;
    }
    .nav-menu {
        gap: 0.1rem;
        min-height: 36px;
    }
    .nav-item {
        font-size: 0.92rem;
        padding: 0.18rem 0.3rem;
        border-radius: 7px;
        margin: 0 1px;
        min-height: 28px;
        height: 28px;
        line-height: 1.1;
    }
    .language-dropdown {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        width: 100% !important;
        position: static !important;
        margin: 2px auto 0 auto !important;
    }
    .language-btn {
        padding: 0;
        min-width: 28px;
        min-height: 28px;
        border-radius: 50%;
        background: none;
        border: none;
        box-shadow: none;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .language-btn .flag {
        font-size: 1.5rem;
        line-height: 1;
        display: block;
    }
    .language-btn .arrow {
        display: none !important;
    }
    /* 标题、内容区块更紧凑 */
    main > section {
        margin-bottom: 0.7rem;
        padding: 0.8rem 0.2rem 0.8rem 0.2rem;
        border-radius: 7px;
        box-shadow: 0 1px 4px rgba(0,0,0,0.03);
    }
    section h2 {
        font-size: 1.08rem !important;
        margin-bottom: 0.7rem !important;
    }
    .about-text, .feature-card p, .recruitment-item p {
        font-size: 0.93rem;
        line-height: 1.5;
    }
    /* 卡片更扁平 */
    .feature-card, .promotion-card, .recruitment-item, .contact-item {
        border-radius: 7px;
        box-shadow: none;
        margin-bottom: 0.5rem;
        padding: 0.7rem 0.4rem;
    }
    /* APP截图更紧凑 */
    /* 运价表格更紧凑 */
    .shipping-table-wrapper {
        margin: 0.2rem auto 0 auto;
        padding: 0 0.05rem;
    }
    .shipping-table {
        min-width: 420px;
        font-size: 0.88rem;
        border-radius: 6px;
    }
    .shipping-table th, .shipping-table td {
        padding: 0.28rem 0.12rem;
        line-height: 1.1;
    }
    .shipping-table th {
        font-size: 0.95rem;
    }
    .shipping-table td {
        font-size: 0.91rem;
    }
    .car-icon {
        height: 22px;
        width: 22px;
        margin-right: 2px;
        border-radius: 4px;
    }
    .shipping-table td:first-child {
        gap: 2px;
        min-width: 80px;
        border-radius: 4px 0 0 4px;
    }
    /* 下载按钮更紧凑 */
    .download-btn {
        border-radius: 10px;
        padding: 0.6rem;
        font-size: 0.95rem;
        margin-bottom: 0.3rem;
    }
    /* 联系方式二维码更小 */
    .qr-code {
        width: 38px;
        height: 38px;
    }
    /* 邮箱和Facebook布局竖排更紧凑 */
    .email-fb-row {
        gap: 0.5rem;
    }
    .email-block, .fb-block {
        border-radius: 7px;
        padding: 0.4rem 0.2rem;
    }
    /* 地图适配更紧凑 */
    .map-row .map-embed iframe {
        height: 120px !important;
        border-radius: 7px;
    }
    /* 页脚更紧凑 */
    footer {
        font-size: 0.85rem;
        padding: 0.7rem 0 0.4rem 0;
    }
}

/* 更小屏幕的优化 */
@media (max-width: 480px) {
    .nav-menu {
        max-height: 80px;
        gap: 0.3rem;
    }
    
    .nav-item {
        font-size: 0.8rem;
        padding: 0.3rem 0.4rem;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 0.9rem;
    }
    
    section h2 {
        font-size: 1.5rem !important;
    }
    
    .about-text {
        font-size: 0.9rem;
    }
    
    .feature-card h3 {
        font-size: 1.2rem;
    }
    
    .feature-card p {
        font-size: 0.9rem;
    }
    
    .shipping-table {
        font-size: 0.75rem;
    }
    
    .shipping-table th, 
    .shipping-table td {
        padding: 0.4rem 0.3rem;
    }
    
    .car-icon {
        height: 32px;
        margin-right: 6px;
    }
    
    .contact-item {
        padding: 1rem;
    }
    
    .qr-code {
        width: 70px;
        height: 70px;
    }
    
    .download-box {
        padding: 1.5rem 1rem;
    }
    
    .download-box h2 {
        font-size: 1.3rem;
    }
    
    .download-btn {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
}

/* 超小屏幕优化 */
@media (max-width: 360px) {
    .nav-menu {
        max-height: 100px;
    }
    
    .nav-item {
        font-size: 0.75rem;
        padding: 0.25rem 0.3rem;
    }
    
    .hero h1 {
        font-size: 1.3rem;
    }
    
    .hero p {
        font-size: 0.85rem;
    }
    
    section h2 {
        font-size: 1.3rem !important;
    }
    
    .shipping-table {
        font-size: 0.7rem;
    }
    
    .car-icon {
        height: 28px;
        margin-right: 4px;
    }
}

/* Web端运价表格美化 */
@media (min-width: 769px) {
    .shipping-table-wrapper {
        margin: 2.5rem auto 0 auto;
        max-width: 950px;
        background: none;
        box-shadow: 0 4px 24px rgba(0,0,0,0.06);
        border-radius: 16px;
        padding: 0 1rem;
    }
    .shipping-table {
        width: 100%;
        border-collapse: separate;
        border-spacing: 0;
        background: #fff;
        border-radius: 14px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.07);
        font-size: 1.08rem;
        margin: 0 auto;
        overflow: hidden;
    }
    .shipping-table th, .shipping-table td {
        padding: 1.1rem 1.1rem;
        text-align: center;
        line-height: 2.1;
    }
    .shipping-table th {
        background: #4ECDC4;
        color: #fff;
        font-weight: 700;
        font-size: 1.13rem;
        border-top: none;
        border-bottom: 2px solid #e0e0e0;
    }
    .shipping-table td {
        background: #f9f9f9;
        color: #222;
        border-bottom: 1px solid #e0e0e0;
        font-size: 1.05rem;
    }
    .shipping-table tr:last-child td {
        border-bottom: none;
    }
    .shipping-table tr:hover td {
        background: #eafaf8;
        transition: background 0.2s;
    }
    .shipping-table th:first-child, .shipping-table td:first-child {
        text-align: left;
        padding-left: 1.5rem;
    }
    .car-icon {
        height: 40px;
        width: 40px;
        margin-right: 10px;
        vertical-align: middle;
        border-radius: 8px;
        box-shadow: 0 1px 4px rgba(0,0,0,0.07);
        background: #fff;
    }
    .shipping-table td:first-child {
        display: flex;
        align-items: center;
        gap: 8px;
        min-width: 140px;
        background: #fff;
        border-radius: 8px 0 0 8px;
    }
}

@media (min-width: 769px) {
  .language-dropdown {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 100% !important;
    position: relative !important;
    margin-left: 1.2rem !important;
    margin-right: 0 !important;
  }
  .language-btn {
    min-width: 28px !important;
    min-height: 32px !important;
    height: 32px !important;
    font-size: 1.3rem !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    position: relative !important;
    z-index: 10;
  }
  .language-options {
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    min-width: 44px !important;
    width: 44px !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    padding: 0;
    margin-top: 2px;
    z-index: 9999;
    right: auto !important;
  }
}

@media (max-width: 768px) {
    .nav-menu {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.2rem 0;
        width: 100%;
        height: 110px;
        align-items: center;
        background: none;
        box-shadow: none;
        border-radius: 0;
        margin: 0;
        padding: 0.2rem 0 0.2rem 0;
    }
    .nav-item {
        color: #fff !important;
        font-size: 1.08rem;
        padding: 0.7rem 0.2rem;
        border-radius: 12px;
        height: 44px;
        box-sizing: border-box;
        text-align: center;
        margin: 0;
        line-height: 1.2;
    }
}

@media (max-width: 768px) {
    main {
        padding-top: 82px !important;
    }
}

@media (max-width: 768px) {
    .about-section {
        margin-left: 1rem !important;
        margin-right: 1rem !important;
    }
}

@media (max-width: 768px) {
  .language-dropdown {
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
    align-items: center !important;
    width: 100% !important;
    position: static !important;
    margin: 8px auto 0 auto !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    transform: none !important;
  }
  .language-options {
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    min-width: 44px !important;
    width: 44px !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    padding: 0;
    margin-top: 2px;
    z-index: 9999;
  }
  .language-btn {
    position: relative;
    z-index: 10000;
  }
  .language-option {
    width: 100%;
    justify-content: center;
    align-items: center;
    padding: 0.3rem 0 !important;
  }
}

@media (max-width: 768px) {
  .nav-menu .nav-item[lang="lo"],
  .nav-menu [lang="lo"] .nav-item {
    font-family: 'Phetsarath', 'Noto Sans Lao', sans-serif !important;
    font-weight: bold !important;
  }
}

@media (max-width: 768px) {
  .shipping-table-wrapper {
    overflow-x: unset;
    padding: 0 2px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    background: none;
  }
  .shipping-table {
    min-width: unset;
    width: 100%;
    table-layout: fixed;
    border-radius: 12px;
    background: rgba(255,255,255,0.97);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border-collapse: separate;
    border-spacing: 0;
    margin: 0 auto;
  }
  .shipping-table th, .shipping-table td {
    padding: 22px 2px;
    font-size: 13px;
    line-height: 1.6;
    border-bottom: 1px solid #eaeaea;
    background: transparent;
    word-break: break-all;
    white-space: normal;
  }
  .shipping-table th {
    color: #222;
    font-weight: 700;
    background: #f7f7f7;
    text-align: center;
    border-bottom: 2px solid #e0e0e0;
  }
  .shipping-table th span {
    display: block;
    line-height: 1.1;
    font-size: 12px;
    white-space: normal;
    word-break: break-all;
  }
  .shipping-table th:first-child, .shipping-table td:first-child {
    text-align: left;
  }
  .shipping-table td {
    text-align: right;
    color: #333;
    font-size: 13px;
    background: transparent;
  }
  .shipping-table td:first-child {
    text-align: left;
    min-width: 60px;
    display: flex;
    align-items: center;
    gap: 4px;
    border-radius: 8px 0 0 8px;
    background: transparent;
  }
  .shipping-table tr:last-child td {
    border-bottom: none;
  }
  .car-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
    background: #fff;
    border: 1px solid #eee;
    margin-right: 6px;
  }
}

/* APK安装提示样式 */
.apk-install-tip {
    margin-top: 2rem;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #E8F5E8 0%, #F0F8F0 100%);
    border: 1px solid #4CAF50;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.1);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.tip-content {
    display: flex;
    align-items: center;
    color: #2E7D32;
    font-size: 0.95rem;
    line-height: 1.5;
    font-weight: 500;
}

.tip-content svg {
    margin-right: 8px;
    flex-shrink: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .apk-install-tip {
        margin: 1.5rem 1rem 0 1rem;
        padding: 0.8rem 1rem;
    }
    
    .tip-content {
        font-size: 0.9rem;
    }
}

/* 运费优惠信息样式 */
.shipping-promotion {
    margin-top: 2rem;
    padding: 0 1rem;
}

.promotion-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border: 2px solid #FF8C00;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
    max-width: 500px;
    margin: 0 auto;
}

.promotion-banner svg {
    margin-right: 12px;
    flex-shrink: 0;
}

.promotion-banner span {
    color: #8B4513;
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .shipping-promotion {
        margin-top: 1.5rem;
        padding: 0 0.5rem;
    }
    
    .promotion-banner {
        padding: 0.8rem 1rem;
    }
    
    .promotion-banner span {
        font-size: 1rem;
    }
}

/* Footer链接样式 */
footer a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #4ECDC4;
    text-decoration: underline;
}

footer a:visited {
    color: inherit;
}

/* 公司展示轮播图样式 */
.company-showcase {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-align: center;
}

.company-showcase h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.company-carousel {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 500px;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    color: #333;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-btn:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active,
.dot:hover {
    background: white;
    transform: scale(1.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .company-showcase {
        padding: 3rem 1rem;
    }
    
    .company-showcase h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .carousel-container {
        height: 300px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .prev-btn {
        left: 10px;
    }
    
    .next-btn {
        right: 10px;
    }
    
    .carousel-dots {
        bottom: 15px;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .company-showcase {
        padding: 2rem 0.5rem;
    }
    
    .company-showcase h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }
    
    .carousel-container {
        height: 250px;
        border-radius: 15px;
    }
    
    .carousel-slide img {
        border-radius: 15px;
    }
    
    .carousel-btn {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    .prev-btn {
        left: 8px;
    }
    
    .next-btn {
        right: 8px;
    }
    
    .carousel-dots {
        bottom: 12px;
        gap: 8px;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
}

@media (max-width: 360px) {
    .carousel-container {
        height: 200px;
    }
    
    .carousel-btn {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    
    .prev-btn {
        left: 5px;
    }
    
    .next-btn {
        right: 5px;
    }
}

/* 简化版下载按钮样式 */
.download-container-simple {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding: 2rem 1rem;
    justify-content: center;
}

.download-btn-simple {
    flex: 1;
    min-width: 180px;
    padding: 1.5rem 2rem;
    font-size: 1.3rem;
    font-weight: 600;
    border: none;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #fff;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.download-btn-simple::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.download-btn-simple:hover::before {
    left: 100%;
}

.download-btn-simple:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.download-btn-simple:active {
    transform: translateY(-1px);
}

.client-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.client-btn:hover {
    background: linear-gradient(135deg, #7c8ef5 0%, #8a5fb8 100%);
}

.driver-btn {
    background: linear-gradient(135deg, #4ECDC4 0%, #44A08D 100%);
}

.driver-btn:hover {
    background: linear-gradient(135deg, #5dd5cc 0%, #4fb09a 100%);
}

.download-btn-simple span {
    position: relative;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .download-container-simple {
        padding: 1.5rem 1rem;
        gap: 1.2rem;
    }

    .download-btn-simple {
        padding: 1.3rem 1.5rem;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .download-container-simple {
        padding: 1rem 0.5rem;
        gap: 1rem;
        flex-direction: column;
    }

    .download-btn-simple {
        width: 100%;
        min-width: unset;
        padding: 1.2rem 1rem;
        font-size: 1.1rem;
        border-radius: 12px;
    }
}