:root {
    --primary-color: #0a58ca;
    --secondary-color: #084298;
    --accent-color: #ffc107;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --transition-speed: 0.3s;
    --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
}

/* 导航栏样式 */
.z3159bnavbar {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
}

.z3159bnavbar-brand img {
    height: 45px;
}

.z3159bnav-link {
    color: var(--text-color) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.z3159bnav-link:hover {
    color: var(--primary-color) !important;
}

/* 英雄区域样式 */
.z3159bhero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.z3159bhero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 25%, transparent 25%, transparent 50%, rgba(255,255,255,0.1) 50%, rgba(255,255,255,0.1) 75%, transparent 75%, transparent);
    background-size: 20px 20px;
    opacity: 0.1;
}

.z3159bhero-content {
    position: relative;
    z-index: 1;
}

.z3159bhero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.z3159bhero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* 英雄区域图片样式 */
.z3159bhero-image-container {
    position: relative;
    height: auto;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    margin-top: 2rem;
}

.z3159bhero-image {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* 平板设备响应式 */
@media (max-width: 991px) {
    .z3159bhero-image-container {
        min-height: 250px;
        margin-top: 1.5rem;
    }
    
    .z3159bhero-image {
        max-width: 250px;
    }
}

/* 手机设备响应式 */
@media (max-width: 767px) {
    .z3159bhero-image-container {
        min-height: 200px;
        margin-top: 1rem;
        padding: 0.5rem;
    }
    
    .z3159bhero-image {
        max-width: 200px;
        border-radius: 12px;
    }
}

/* 小屏手机响应式 */
@media (max-width: 575px) {
    .z3159bhero-image-container {
        min-height: 180px;
        margin-top: 0.5rem;
    }
    
    .z3159bhero-image {
        max-width: 180px;
        border-radius: 10px;
    }
}

/* 移除不必要的动画和效果 */
.z3159bhero-image {
    transform: none;
    animation: none;
}

.z3159bhero-image:hover {
    transform: none;
}

.z3159bhero-image-shadow {
    display: none;
}

/* 优化图片加载 */
.z3159bhero-image {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* 移除加载占位符 */
.z3159bhero-image-container::before {
    display: none;
}

/* 英雄区域按钮样式 */
.z3159bhero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.z3159bhero-buttons .btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.z3159bhero-buttons .btn-light {
    background: rgba(255, 255, 255, 0.9);
    color: #0a58ca;
    border: none;
}

.z3159bhero-buttons .btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    background: white;
}

.z3159bhero-buttons .btn-primary {
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    border: none;
    color: white;
}

.z3159bhero-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, #084298 0%, #0a58ca 100%);
}

.z3159bhero-buttons .btn i {
    font-size: 1.2rem;
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .z3159bhero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .z3159bhero-buttons .btn {
        width: 100%;
    }
}

/* 特点卡片样式 */
.z3159bfeature-card {
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-speed) var(--transition-easing),
                box-shadow var(--transition-speed) var(--transition-easing);
    border: none;
    height: 100%;
    background: white;
}

.z3159bfeature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.z3159bfeature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    background: rgba(10, 88, 202, 0.1);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
}

/* 按钮样式 */
.btn {
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.download-btn {
    background-color: var(--accent-color);
    color: var(--dark-bg);
    border: none;
}

.download-btn:hover {
    background-color: #ffca2c;
    transform: translateY(-2px);
}

.register-btn {
    background-color: white;
    color: var(--primary-color);
    border: 2px solid white;
}

.register-btn:hover {
    background-color: transparent;
    color: white;
    transform: translateY(-2px);
}

/* 下载区域样式 */
.z3159bdownload-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.z3159bdownload-header {
    max-width: 600px;
    margin: 0 auto;
}

.z3159bdownload-header h2 {
    color: #0a58ca;
    font-weight: 700;
    margin-bottom: 1rem;
}

.z3159bdownload-subtitle {
    color: #6c757d;
    font-size: 1.1rem;
}

.z3159bdownload-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-speed) var(--transition-easing),
                box-shadow var(--transition-speed) var(--transition-easing);
    background: #fff;
}

.z3159bdownload-card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.z3159bplatform-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.z3159bios-icon {
    background: linear-gradient(135deg, #007AFF 0%, #0056b3 100%);
    color: white;
}

.z3159bandroid-icon {
    background: linear-gradient(135deg, #3DDC84 0%, #2BB673 100%);
    color: white;
}

.z3159bdownload-info {
    background: rgba(10, 88, 202, 0.05);
    padding: 1.5rem;
    border-radius: 10px;
}

.z3159binfo-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
}

.z3159binfo-item:last-child {
    margin-bottom: 0;
}

.z3159binfo-item i {
    color: #0a58ca;
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.z3159binfo-item span {
    color: #495057;
}

.z3159bdownload-action .btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.z3159bdownload-action .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.z3159bdownload-guide {
    background: #fff;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.z3159bguide-item {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    background: rgba(10, 88, 202, 0.05);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.z3159bguide-item:hover {
    transform: translateX(5px);
    background: rgba(10, 88, 202, 0.1);
}

.z3159bguide-item i {
    font-size: 2rem;
    color: #0a58ca;
    margin-right: 1.5rem;
}

.z3159bguide-content h4 {
    color: #0a58ca;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.z3159bguide-content p {
    color: #6c757d;
    margin-bottom: 0;
}

/* 安全保障区域样式 */
.z3159bsecurity-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.z3159bsecurity-header {
    max-width: 600px;
    margin: 0 auto;
}

.z3159bsecurity-header h2 {
    color: #0a58ca;
    font-weight: 700;
    margin-bottom: 1rem;
}

.z3159bsecurity-subtitle {
    color: #6c757d;
    font-size: 1.1rem;
}

.z3159bsecurity-card {
    background: #fff;
    border-radius: 15px;
    padding: 2rem;
    height: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.z3159bsecurity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.z3159bsecurity-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    color: white;
}

.z3159bsecurity-card h3 {
    color: #0a58ca;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1.5rem;
}

.z3159bsecurity-features {
    background: rgba(10, 88, 202, 0.05);
    padding: 1.5rem;
    border-radius: 10px;
}

.z3159bfeature-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
}

.z3159bfeature-item:last-child {
    margin-bottom: 0;
}

.z3159bfeature-item i {
    color: #0a58ca;
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.z3159bfeature-item span {
    color: #495057;
}

/* 安全认证样式 */
.z3159bsecurity-certificates {
    margin-top: 4rem;
}

.z3159bcertificate-card {
    background: #fff;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.z3159bcertificate-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.z3159bcertificate-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0a58ca 0%, #084298 100%);
    color: white;
}

.z3159bcertificate-card h4 {
    color: #0a58ca;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.z3159bcertificate-card p {
    color: #6c757d;
    margin-bottom: 0;
}

/* 统计数据区域样式 */
.z3159bstats-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 60px 0;
}

.z3159bstat-item {
    text-align: center;
}

.z3159bstat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.z3159bstat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 页脚样式 */
.z3159bfooter {
    background: #f8f9fa;
    padding: 60px 0 30px;
    color: #495057;
}

.z3159bfooter-brand img {
    max-width: 100%;
    height: auto;
}

.z3159bfooter-title {
    color: #0a58ca;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.z3159bfooter-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z3159bfooter-links li {
    margin-bottom: 0.75rem;
}

.z3159bfooter-link {
    color: #6c757d;
    text-decoration: none;
    transition: color 0.3s ease;
}

.z3159bfooter-link:hover {
    color: #0a58ca;
}

.z3159bfooter-bottom {
    border-top: 1px solid #dee2e6;
    padding-top: 1.5rem;
    color: #6c757d;
}

/* 移动端响应式 */
@media (max-width: 991px) {
    footer {
        padding: 40px 0 20px;
    }
    
    .footer-brand {
        text-align: center;
    }
    
    .footer-title {
        margin-top: 1.5rem;
        text-align: center;
    }
    
    .footer-links {
        text-align: center;
    }
    
    .footer-links li {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 767px) {
    footer {
        padding: 30px 0 15px;
    }
    
    .footer-brand img {
        height: 35px;
    }
    
    .footer-title {
        font-size: 1rem;
        margin-top: 1.25rem;
    }
    
    .footer-links li {
        margin-bottom: 0.4rem;
    }
    
    .footer-bottom {
        padding-top: 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 575px) {
    footer {
        padding: 25px 0 10px;
    }
    
    .footer-brand img {
        height: 30px;
    }
    
    .footer-title {
        font-size: 0.95rem;
        margin-top: 1rem;
    }
    
    .footer-links li {
        margin-bottom: 0.3rem;
    }
    
    .footer-bottom {
        padding-top: 0.75rem;
        font-size: 0.85rem;
    }
}

.social-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .z3159bhero-title {
        font-size: 3rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 1.1rem;
    }
}

@media (max-width: 992px) {
    .z3159bhero-title {
        font-size: 2.5rem;
    }
    
    .z3159bfeature-card {
        margin-bottom: 1.5rem;
    }
    
    .z3159bdownload-card {
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 768px) {
    .z3159bhero-title {
        font-size: 2rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 1rem;
    }
    
    .navbar-brand img {
        height: 35px;
    }
    
    .z3159bfeature-card {
        margin-bottom: 1rem;
    }
    
    .z3159bdownload-card {
        margin-bottom: 1rem;
    }
    
    .footer {
        text-align: center;
    }
    
    .footer-links {
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 576px) {
    .z3159bhero-title {
        font-size: 1.75rem;
    }
    
    .z3159bhero-buttons .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .z3159bfeature-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .z3159bdownload-card {
        padding: 1rem;
    }
}

/* APP预览样式 */
.app-preview-container {
    position: relative;
    perspective: 1000px;
    height: 500px;
}

.app-preview {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    animation: float 6s ease-in-out infinite;
}

.app-screen {
    position: absolute;
    width: 280px;
    height: 580px;
    border-radius: 40px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.app-screen:nth-child(1) {
    left: 0;
    top: 50%;
    transform: translateY(-50%) rotateY(-15deg);
    z-index: 3;
}

.app-screen:nth-child(2) {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.app-screen:nth-child(3) {
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotateY(15deg);
    z-index: 1;
}

.app-screen-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-preview-shadow {
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), transparent);
    border-radius: 50%;
    filter: blur(10px);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@media (max-width: 992px) {
    .app-preview-container {
        height: 400px;
    }
    
    .app-screen {
        width: 200px;
        height: 420px;
    }
}

@media (max-width: 768px) {
    .app-preview-container {
        height: 300px;
    }
    
    .app-screen {
        width: 150px;
        height: 320px;
    }
}

/* 添加加载动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.z3159bhero-content,
.z3159bfeature-card,
.z3159bdownload-card,
.z3159bfaq-item {
    animation: fadeIn 0.6s var(--transition-easing) forwards;
}

/* 优化滚动行为 */
html {
    scroll-behavior: smooth;
}

/* 优化图片加载 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 优化按钮点击效果 */
.btn {
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.98);
}

/* 优化表单元素 */
input, select, textarea {
    transition: border-color var(--transition-speed) var(--transition-easing);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(10, 88, 202, 0.25);
}

/* 基础响应式设置 */
html {
    font-size: 16px;
}

/* PC端响应式 */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .z3159bhero-title {
        font-size: 3.5rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 1.25rem;
    }
    
    .z3159bfeature-card {
        padding: 2rem;
    }
    
    .z3159bdownload-card {
        padding: 2rem;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .z3159bhero-title {
        font-size: 3rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 1.1rem;
    }
    
    .z3159bfeature-card {
        padding: 1.5rem;
    }
    
    .z3159bdownload-card {
        padding: 1.5rem;
    }
}

/* 平板设备响应式 */
@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }
    
    .z3159bhero-title {
        font-size: 2.5rem;
    }
    
    .z3159bhero-image-container {
        height: 400px;
        justify-content: center;
        padding-right: 0;
    }
    
    .z3159bhero-image {
        transform: rotateY(-5deg);
    }
    
    .z3159bfeature-card {
        margin-bottom: 1.5rem;
    }
    
    .z3159bdownload-card {
        margin-bottom: 1.5rem;
    }
    
    .footer {
        text-align: center;
    }
}

/* 手机设备响应式 */
@media (max-width: 767px) {
    .container {
        max-width: 540px;
    }
    
    .z3159bhero-title {
        font-size: 2rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 1rem;
    }
    
    .z3159bhero-image-container {
        height: 300px;
    }
    
    .z3159bhero-image {
        max-width: 100%;
    }
    
    .navbar-brand img {
        height: 35px;
    }
    
    .z3159bhero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .z3159bhero-buttons .btn {
        width: 100%;
    }
    
    .z3159bfeature-card {
        margin-bottom: 1rem;
    }
    
    .z3159bdownload-card {
        margin-bottom: 1rem;
    }
    
    .footer-links {
        margin-bottom: 1.5rem;
    }
}

/* 小屏手机响应式 */
@media (max-width: 575px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .z3159bhero-title {
        font-size: 1.75rem;
    }
    
    .z3159bhero-subtitle {
        font-size: 0.9rem;
    }
    
    .z3159bhero-buttons .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .z3159bfeature-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .z3159bdownload-card {
        padding: 1rem;
    }
    
    .footer {
        padding: 2rem 0;
    }
    
    .footer-title {
        margin-top: 1.5rem;
    }
}

/* 优化图片响应式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 优化表格响应式 */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* 优化表单响应式 */
.form-control {
    width: 100%;
}

/* 优化导航栏响应式 */
.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-collapse {
    background: white;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* 优化卡片响应式 */
.card {
    margin-bottom: 1rem;
}

/* 优化按钮响应式 */
.btn {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 优化列表响应式 */
.list-group-item {
    padding: 0.75rem 1rem;
}

/* 优化模态框响应式 */
.modal-dialog {
    margin: 1rem auto;
}

@media (max-width: 575px) {
    .modal-dialog {
        margin: 0.5rem;
    }
} 

/* 下载区域手机端专用修复，避免卡片和按钮错位 */
@media (max-width: 767px) {
    .z3159bdownload-section {
        padding: 48px 0;
    }

    .z3159bdownload-header {
        margin-bottom: 1.5rem !important;
    }

    .z3159bdownload-header h2 {
        font-size: 1.6rem;
    }

    .z3159bdownload-subtitle {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .z3159bdownload-section .row.g-4 {
        --bs-gutter-y: 1rem;
        --bs-gutter-x: 0;
    }

    .z3159bdownload-card {
        border-radius: 12px;
        margin-bottom: 0 !important;
    }

    .z3159bdownload-card .card-body {
        padding: 1rem !important;
    }

    .z3159bdownload-card .d-flex.align-items-center {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        margin-bottom: 1rem !important;
    }

    .z3159bdownload-card .d-flex.align-items-center .ms-3 {
        margin-left: 0 !important;
    }

    .z3159bplatform-icon {
        width: 52px;
        height: 52px;
        font-size: 20px;
    }

    .z3159bdownload-info {
        padding: 1rem;
        margin-bottom: 1rem !important;
    }

    .z3159binfo-item {
        align-items: flex-start;
    }

    .z3159binfo-item i {
        margin-top: 0.2rem;
    }

    .z3159bdownload-action .btn {
        width: 100%;
        justify-content: center;
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }
}

/* 列表页/内容页/首页移动端自适应修复 */
.pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.pagebar .pagelist li {
    display: inline-flex;
    margin: 0;
}

@media (max-width: 767px) {
    .z3159bnavbar {
        padding: 0.5rem 0;
    }

    .z3159bnavbar .navbar-collapse {
        margin-top: 0.5rem;
        max-height: 72vh;
        overflow-y: auto;
    }

    .z3159bnavbar .navbar-nav .nav-link {
        padding: 0.55rem 0.25rem !important;
        font-size: 0.95rem;
    }

    #article .card-body {
        padding: 0.75rem;
    }

    #article .z3159bthumb-home {
        height: 96px !important;
    }

    #article h3.h5 {
        font-size: 0.95rem;
        line-height: 1.4;
        margin-bottom: 0;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .listbox .e2 li {
        padding-bottom: 0.75rem !important;
        margin-bottom: 0.75rem !important;
    }

    .listbox .e2 li h2.h5 {
        font-size: 1rem;
        margin-bottom: 0.35rem;
        line-height: 1.35;
    }

    .listbox .e2 li p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .z3159bthumb-list,
    .z3159bthumb-related {
        height: 72px !important;
    }

    .z3159bthumb-side {
        height: 50px !important;
    }

    .z3159bthumb-cover {
        max-width: 100% !important;
        width: 100%;
        height: 170px !important;
        margin: 0 auto;
    }
}

@media (max-width: 575px) {
    #article .z3159bthumb-home {
        height: 88px !important;
    }

    .z3159bthumb-list,
    .z3159bthumb-related {
        height: 64px !important;
    }

    .z3159bthumb-side {
        height: 46px !important;
    }

    .z3159bthumb-cover {
        height: 150px !important;
    }

    .pagebar .pagelist {
        display: flex;
        flex-wrap: wrap;
        gap: 0.35rem;
    }
}

/* =============================================================================
   首页专属主题（body.page-home）
   主色：Teal #0f766e · 强调：Amber #f59e0b · 仅作用于首页，不影响列表/内页
   ============================================================================= */
body.page-home {
    --home-brand: #0f766e;
    --home-brand-dark: #115e59;
    --home-brand-soft: #ccfbf1;
    --home-accent: #f59e0b;
    --home-accent-dark: #d97706;
    --home-ink: #0f172a;
    --home-muted: #64748b;
    --home-line: rgba(15, 118, 110, 0.12);
    --home-card: #ffffff;
    --home-surface: #f8fafc;
    /* 统一圆角与边框体系，避免各板块粗细/圆角不一致或 hover 挤出视口 */
    --home-radius-hero: 18px;
    --home-radius-card: 16px;
    --home-radius-inner: 12px;
    --home-border: 1px solid var(--home-line);
    --home-shadow-card: 0 4px 18px rgba(15, 23, 42, 0.06);
    --home-shadow-card-hover: 0 8px 24px rgba(15, 23, 42, 0.09);
    overflow-x: hidden;
}

body.page-home .z3159bnavbar {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--home-line);
    box-shadow: none;
}

body.page-home .z3159bnav-link:hover {
    color: var(--home-brand) !important;
}

/* Hero */
body.page-home .z3159bhero-section.home-hero {
    background: linear-gradient(145deg, #042f2e 0%, var(--home-brand-dark) 45%, var(--home-brand) 100%);
    padding: clamp(4rem, 10vw, 6.5rem) 0;
    position: relative;
    overflow: hidden;
}

body.page-home .z3159bhero-section::before {
    display: none;
}

.home-hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 500px at 15% 20%, rgba(245, 158, 11, 0.18), transparent 55%),
        radial-gradient(700px 420px at 85% 30%, rgba(45, 212, 191, 0.12), transparent 50%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent);
    pointer-events: none;
}

.home-hero__eyebrow {
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.home-hero__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--home-accent);
    box-shadow: 0 0 0 6px rgba(245, 158, 11, 0.2);
}

body.page-home .z3159bhero-title {
    font-size: clamp(1.85rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
}

body.page-home .z3159bhero-subtitle {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.05rem;
    max-width: 36rem;
}

.home-hero__note {
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.95rem;
    line-height: 1.75;
    max-width: 38rem;
    margin-bottom: 0;
}

.home-hero__chips {
    padding: 0;
    margin: 0;
}

.home-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    color: #ecfdf5;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.home-chip i {
    color: var(--home-accent);
}

body.page-home .z3159bhero-buttons {
    flex-wrap: wrap;
}

body.page-home .z3159bhero-buttons .btn {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
}

.home-btn {
    border-radius: 12px;
    font-weight: 600;
    padding: 0.75rem 1.35rem;
    border: 2px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.home-btn--light {
    background: #fff;
    color: var(--home-brand-dark) !important;
    border-color: #fff;
}

.home-btn--light:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
    background: #f8fafc;
}

.home-btn--accent {
    background: linear-gradient(135deg, var(--home-accent) 0%, var(--home-accent-dark) 100%);
    color: #0f172a !important;
    border-color: transparent;
}

.home-btn--accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(245, 158, 11, 0.35);
    filter: brightness(1.02);
}

.home-btn--outline {
    background: transparent;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.45);
}

.home-btn--outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
}

.home-btn--ghost {
    background: transparent;
    color: var(--home-brand) !important;
    border-color: var(--home-line);
}

.home-btn--ghost:hover {
    border-color: var(--home-brand);
    background: var(--home-brand-soft);
}

.home-hero__visual {
    position: relative;
    z-index: 1;
}

.home-hero__frame {
    position: relative;
    border-radius: var(--home-radius-hero);
    padding: 1rem;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
    max-width: min(100%, 320px);
    margin-left: auto;
    margin-right: auto;
}

body.page-home .z3159bhero-image {
    border-radius: var(--home-radius-inner);
    box-shadow: none;
    max-width: 280px;
}

/* 官方入口条 */
.home-strip {
    background: var(--home-surface);
    border-bottom: var(--home-border);
    padding: 2.5rem 0;
}

.home-strip__inner {
    max-width: 920px;
    margin: 0 auto;
    text-align: center;
}

.home-strip__title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--home-ink);
    margin-bottom: 1rem;
}

.home-strip__text {
    color: var(--home-muted);
    line-height: 1.85;
    font-size: 1rem;
}

/* 通用区块 */
.home-section {
    padding: clamp(3rem, 6vw, 5rem) 0;
}

.home-section--muted {
    background: linear-gradient(180deg, #fff 0%, var(--home-surface) 100%);
}

.home-section--tight {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
    background: #fff;
    border-top: var(--home-border);
    border-bottom: var(--home-border);
}

.home-section--articles {
    background: var(--home-surface);
}

.home-kicker {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--home-brand);
    margin-bottom: 0.35rem;
}

.home-section-head {
    max-width: 720px;
}

.home-section-head__title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--home-ink);
    letter-spacing: -0.02em;
}

.home-section-head__lead {
    color: var(--home-muted);
    line-height: 1.8;
    margin-bottom: 0;
}

/* 特点卡片 */
.home-card {
    background: var(--home-card);
    border-radius: var(--home-radius-card);
    padding: 1.5rem 1.5rem 1.5rem;
    border: var(--home-border);
    box-shadow: var(--home-shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover);
}

.home-card__icon {
    width: 52px;
    height: 52px;
    border-radius: var(--home-radius-inner);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--home-brand);
    background: var(--home-brand-soft);
    margin-bottom: 1.25rem;
}

.home-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--home-ink);
    margin-bottom: 0.75rem;
}

.home-card__text {
    color: var(--home-muted);
    line-height: 1.75;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.home-card__list {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--home-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.home-card__list li {
    margin-bottom: 0.35rem;
}

.home-card--highlight {
    background: linear-gradient(160deg, var(--home-brand-dark), var(--home-brand));
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #ecfdf5;
}

.home-card--highlight .home-card__title {
    color: #fff;
}

.home-card--highlight .home-card__text {
    color: rgba(255, 255, 255, 0.88);
}

.home-card__icon--on-dark {
    background: rgba(255, 255, 255, 0.12);
    color: var(--home-accent);
}

.home-card__list--on-dark {
    color: rgba(255, 255, 255, 0.85);
}

/* 注册步骤 */
.home-steps {
    margin: 0;
    padding: 1.5rem 1.5rem 1.5rem 2.25rem;
    background: var(--home-surface);
    border-radius: var(--home-radius-card);
    border: var(--home-border);
    color: var(--home-muted);
    line-height: 1.85;
    counter-reset: step;
}

.home-steps li {
    margin-bottom: 0.85rem;
}

.home-steps li:last-child {
    margin-bottom: 0;
}

.home-steps strong {
    color: var(--home-ink);
}

/* 统计区 */
body.page-home .z3159bstats-section.home-stats {
    background: linear-gradient(135deg, #042f2e 0%, var(--home-brand) 55%, #0d9488 100%);
    padding: 3.5rem 0;
}

.home-stats__kicker {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.8rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-weight: 700;
}

.home-stats__note {
    max-width: 640px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.92rem;
    line-height: 1.7;
}

body.page-home .home-stat {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--home-radius-card);
    padding: 1.25rem 0.75rem;
    min-height: 7.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

body.page-home .z3159bstat-number {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

/* 下载区 */
body.page-home .z3159bdownload-section.home-download {
    background: linear-gradient(180deg, #fff, var(--home-surface));
    padding: clamp(3rem, 7vw, 5rem) 0;
}

body.page-home .z3159bdownload-header h2,
.home-download__title {
    color: var(--home-ink);
    font-weight: 800;
}

.home-download__subtitle {
    color: var(--home-muted) !important;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.85;
}

body.page-home .z3159bdownload-card.home-dl-card {
    border-radius: var(--home-radius-card) !important;
    border: var(--home-border) !important;
    box-shadow: var(--home-shadow-card) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.page-home .z3159bdownload-card.home-dl-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover) !important;
}

.home-dl-card__hint {
    font-size: 0.9rem;
    color: var(--home-muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}

body.page-home .z3159bdownload-info {
    background: var(--home-brand-soft);
    border-radius: var(--home-radius-inner);
    border: none;
}

body.page-home .z3159binfo-item i {
    color: var(--home-brand);
}

body.page-home .z3159bios-icon {
    background: linear-gradient(135deg, #0e7490, var(--home-brand));
}

body.page-home .z3159bandroid-icon {
    background: linear-gradient(135deg, #059669, #0d9488);
}

/* 安全区 */
body.page-home .z3159bsecurity-section.home-security {
    background: #fff;
    padding: clamp(3rem, 7vw, 5rem) 0;
}

.home-security__title {
    color: var(--home-ink);
    font-weight: 800;
}

body.page-home .z3159bsecurity-card.home-sec-card {
    border-radius: var(--home-radius-card) !important;
    border: var(--home-border) !important;
    box-shadow: var(--home-shadow-card) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.page-home .z3159bsecurity-card.home-sec-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover) !important;
}

body.page-home .z3159bsecurity-icon {
    background: linear-gradient(135deg, var(--home-brand), var(--home-brand-dark));
}

body.page-home .z3159bsecurity-card h3 {
    color: var(--home-ink);
}

body.page-home .z3159bsecurity-features {
    background: var(--home-surface);
    border-radius: var(--home-radius-inner);
    border: none;
}

body.page-home .z3159bfeature-item i {
    color: var(--home-brand);
}

body.page-home .z3159bcertificate-card.home-cert {
    border: var(--home-border) !important;
    border-radius: var(--home-radius-card) !important;
    box-shadow: var(--home-shadow-card) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.page-home .z3159bcertificate-card.home-cert:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover) !important;
}

body.page-home .z3159bcertificate-icon {
    background: linear-gradient(135deg, var(--home-accent), var(--home-accent-dark));
    color: #0f172a;
}

body.page-home .z3159bcertificate-card h4 {
    color: var(--home-ink);
}

/* FAQ */
body.page-home .home-faq {
    background: linear-gradient(180deg, var(--home-surface), #fff);
}

.home-faq-card {
    border-radius: var(--home-radius-card);
    padding: 1.25rem 1.25rem 1.25rem 1.25rem;
    border: var(--home-border);
    border-left-width: 3px;
    border-left-color: var(--home-accent);
    background: #fff;
    box-shadow: var(--home-shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-faq-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover);
}

.home-faq-card__q {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--home-ink);
    margin-bottom: 0.65rem;
}

.home-faq-card__a {
    color: var(--home-muted);
    line-height: 1.8;
    margin: 0;
    font-size: 0.95rem;
}

/* 文章卡片 */
.home-article-card {
    border-radius: var(--home-radius-card);
    overflow: hidden;
    border: var(--home-border);
    box-shadow: var(--home-shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-article-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--home-shadow-card-hover) !important;
}

.home-article-card__img {
    border-bottom: var(--home-border);
}

.home-article-card__title a {
    color: var(--home-ink);
}

.home-article-card__title a:hover {
    color: var(--home-brand);
}

/* 页脚（首页配色微调） */
body.page-home .z3159bfooter-title {
    color: var(--home-brand-dark);
}

body.page-home .z3159bfooter-link:hover {
    color: var(--home-brand);
}

/* 首页 Bootstrap 行负 margin 防止横向溢出 */
body.page-home .z3159bcontainer.container,
body.page-home .z3159brow.row {
    max-width: 100%;
}

/* 首页按钮：覆盖全局 .btn 的 nowrap，避免小屏文字被裁切 */
body.page-home .btn,
body.page-home .btn-lg {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    justify-content: center;
    text-align: center;
}

body.page-home .home-hero__chips {
    row-gap: 0.5rem !important;
}

body.page-home .home-chip {
    max-width: 100%;
    line-height: 1.45;
    text-align: left;
}

@media (max-width: 991px) {
    body.page-home .z3159bhero-image-container.home-hero__visual,
    body.page-home .z3159bhero-image-container {
        height: auto !important;
        min-height: 0 !important;
    }

    body.page-home .z3159bhero-image {
        transform: none;
    }
}

@media (max-width: 767px) {
    body.page-home .z3159bhero-section.home-hero {
        padding-top: 2.75rem;
        padding-bottom: 2rem;
    }

    body.page-home .z3159bhero-image-container.home-hero__visual,
    body.page-home .z3159bhero-image-container {
        min-height: 0 !important;
        height: auto;
        margin-top: 0.5rem;
        padding-left: 0;
        padding-right: 0;
    }

    body.page-home .home-hero__visual .home-hero__frame {
        max-width: min(100%, 260px);
    }

    body.page-home .z3159bhero-title {
        font-size: clamp(1.45rem, 6.5vw, 1.85rem);
    }

    body.page-home .z3159bhero-subtitle,
    body.page-home .home-hero__note {
        max-width: 100%;
    }

    body.page-home .z3159bhero-buttons.hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    body.page-home .z3159bhero-buttons .btn {
        width: 100%;
        margin-right: 0 !important;
    }

    body.page-home .home-section {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }

    body.page-home .home-strip {
        padding-top: 1.75rem;
        padding-bottom: 1.75rem;
    }

    body.page-home .home-section--tight {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }

    /* 长文案区块：小屏左对齐时取消 mx-auto 限宽 */
    body.page-home .home-section-head.mx-auto,
    body.page-home .z3159bdownload-header.download-header.mx-auto,
    body.page-home .z3159bsecurity-header.security-header.mx-auto {
        margin-left: 0 !important;
        margin-right: 0 !important;
        max-width: 100%;
    }

    /* 下载区：恢复列间距（全局 767 曾把 gutter-x 设为 0，并排时会贴死） */
    body.page-home .home-download .row.g-4,
    body.page-home .home-download .z3159brow.row.g-4 {
        --bs-gutter-x: 1.25rem;
        --bs-gutter-y: 1rem;
    }

    body.page-home .z3159bdownload-card.home-dl-card {
        border-radius: var(--home-radius-card) !important;
    }

    body.page-home .home-faq-card {
        padding: 1.1rem 1rem;
    }

    body.page-home .home-stats__note {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    body.page-home .home-stat {
        min-height: 0;
        padding: 1rem 0.5rem;
    }

    .home-strip__inner {
        text-align: left;
    }

    .home-strip__title {
        font-size: 1.2rem;
    }
}

@media (max-width: 575px) {
    body.page-home .z3159bstat-number {
        font-size: 1.3rem;
        line-height: 1.2;
    }

    body.page-home .z3159bstat-label {
        font-size: 0.76rem;
        line-height: 1.35;
    }

    body.page-home .home-card {
        padding: 1.2rem 1.05rem;
    }

    body.page-home .home-steps {
        padding: 1.2rem 0.9rem 1.2rem 1.35rem;
        font-size: 0.92rem;
    }

    body.page-home .home-download__title,
    body.page-home .home-security__title {
        font-size: 1.2rem;
        line-height: 1.35;
    }

    body.page-home .z3159bsecurity-card.home-sec-card {
        padding: 1.2rem !important;
    }

    body.page-home .z3159bcertificate-card.home-cert {
        padding: 1.25rem 1rem !important;
    }

    body.page-home .z3159bstats-section.home-stats {
        padding-left: 0;
        padding-right: 0;
    }

    body.page-home .home-stats__kicker {
        letter-spacing: 0.08em;
    }
}