/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* 百变模板前缀样式 */
.z3d4dacontainer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航样式 */
.z3d4daheader {
    background: #fff;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #f0f0f0;
}

.z3d4danav {
    padding: 1rem 0;
}

.z3d4danav .z3d4dacontainer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.z3d4dalogo a {
    display: block;
    text-decoration: none;
    transition: all 0.3s ease;
}

.z3d4dalogo a:hover {
    transform: scale(1.05);
}

.z3d4dalogo img {
    width: 160px;
    height: 32px;
    object-fit: contain;
    display: block;
}

.z3d4danav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.z3d4danav-menu a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.z3d4danav-menu a:hover {
    background: #f8f9fa;
    color: #f7931a;
    transform: translateY(-2px);
}

.z3d4dadownload-btn {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%) !important;
    color: #fff !important;
    font-weight: 600 !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px !important;
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
}

.z3d4dadownload-btn:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
}

.z3d4damobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.z3d4damobile-menu-toggle:hover {
    background-color: #f8f9fa;
}

.z3d4damobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* 主要内容区域 */
main {
    margin-top: 80px;
}

/* 英雄区域样式 */
.z3d4dahero {
    background: #fff;
    color: #333;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4dahero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(247,147,26,0.05)"/><circle cx="75" cy="75" r="1" fill="rgba(248,181,0,0.05)"/><circle cx="50" cy="10" r="0.5" fill="rgba(247,147,26,0.05)"/><circle cx="10" cy="60" r="0.5" fill="rgba(248,181,0,0.05)"/><circle cx="90" cy="40" r="0.5" fill="rgba(247,147,26,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.5;
}

.z3d4dahero .z3d4dacontainer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.z3d4dahero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: #333;
}

.z3d4dahero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: #666;
    line-height: 1.6;
}

.z3d4dahero-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.z3d4dafeature-tag {
    background: #f8f9fa;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid #e9ecef;
    color: #333;
}

.z3d4dahero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.z3d4daprimary-btn {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
    display: inline-block;
}

.z3d4daprimary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(248, 181, 0, 0.6);
}

.z3d4dasecondary-btn {
    background: #fff;
    color: #f7931a;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid #f7931a;
    display: inline-block;
}

.z3d4dasecondary-btn:hover {
    background: #f7931a;
    color: #fff;
    transform: translateY(-3px);
}

.z3d4dahero-stats {
    display: flex;
    gap: 2rem;
}

.z3d4dastat {
    text-align: center;
}

.z3d4dastat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #f7931a;
}

.z3d4dastat-label {
    font-size: 0.9rem;
    color: #666;
}

/* 市场预览样式 */
.z3d4damarket-preview {
    background: #fff;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
    max-width: 420px;
    width: 100%;
}

.z3d4damarket-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4damarket-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.z3d4daview-all {
    color: #f7931a;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.3s ease;
}

.z3d4daview-all:hover {
    color: #e67e22;
}

.z3d4damarket-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.z3d4damarket-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.z3d4damarket-item:hover {
    background: #fff;
    box-shadow: 0 3px 10px rgba(247, 147, 26, 0.1);
    transform: translateY(-1px);
}

.z3d4datoken-symbol {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
    min-width: 40px;
}

.z3d4dacurrent-price {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
    text-align: center;
    flex: 1;
}

.z3d4dachange-percent {
    padding: 0.2rem 0.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.8rem;
    min-width: 60px;
    text-align: center;
}

.z3d4dachange-percent.positive {
    background: rgba(0, 212, 170, 0.1);
    color: #00d4aa;
}

.z3d4dachange-percent.negative {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
}



/* 特色区域样式 */
.z3d4dafeatures {
    padding: 6rem 0;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4dafeatures-header {
    text-align: center;
    margin-bottom: 4rem;
}

.z3d4dafeatures-slider {
    position: relative;
    margin: 0 -1rem;
}

.z3d4daslider-container {
    overflow: hidden;
    padding: 0 1rem;
    width: 100%;
}

.z3d4daslider-track {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s ease;
    cursor: grab;
    user-select: none;
}

.z3d4daslider-track:active {
    cursor: grabbing;
}

.z3d4dafeature-card {
    min-width: calc(50% - 1rem);
    flex-shrink: 0;
    background: #fff;
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.z3d4dafeature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.z3d4dafeature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(247, 147, 26, 0.15);
    border-color: #f7931a;
}

.z3d4dafeature-card:hover::before {
    transform: scaleX(1);
}

/* 滑动控制按钮 */
.z3d4daslider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
}

.z3d4daslider-btn {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #666;
}

.z3d4daslider-btn:hover {
    background: #f7931a;
    color: #fff;
    border-color: #f7931a;
    transform: scale(1.1);
}

.z3d4daslider-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.z3d4daslider-dots {
    display: flex;
    gap: 0.5rem;
}

.z3d4daslider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #e9ecef;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.z3d4daslider-dot.active {
    background: #f7931a;
    transform: scale(1.2);
}

.z3d4daslider-dot:hover {
    background: #f7931a;
    transform: scale(1.1);
}

.z3d4dasection-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.z3d4dasection-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.z3d4dafeature-icon {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(247, 147, 26, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.z3d4dafeature-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1rem;
}

.z3d4dafeature-content p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.z3d4dafeature-stats {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.z3d4dafeature-stats span:first-child {
    font-size: 1.8rem;
    font-weight: 700;
    color: #f7931a;
}

.z3d4dafeature-stats span:last-child {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

/* 市场行情样式 */
.z3d4damarket {
    padding: 6rem 0;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4damarket-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.z3d4datab-btn {
    background: #f8f9fa;
    color: #666;
    border: 1px solid #e9ecef;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.z3d4datab-btn.active,
.z3d4datab-btn:hover {
    background: #f7931a;
    color: #fff;
    border-color: #f7931a;
}

.z3d4damarket-table {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
    overflow: hidden;
    margin-bottom: 2rem;
}

.z3d4datable-header {
    display: grid;
    grid-template-columns: 60px 200px 150px 120px 150px 120px 120px;
    background: #f8f9fa;
    padding: 1rem;
    font-weight: 600;
    color: #333;
    border-bottom: 1px solid #e9ecef;
}

.z3d4datable-body {
    max-height: 400px;
    overflow-y: auto;
}

.z3d4datable-row {
    display: grid;
    grid-template-columns: 60px 200px 150px 120px 150px 120px 120px;
    padding: 1rem;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.3s ease;
}

.z3d4datable-row:hover {
    background: #f8f9fa;
}

.z3d4datable-row:last-child {
    border-bottom: none;
}

.z3d4datable-cell {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.z3d4darank {
    background: #f7931a;
    color: #fff;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8rem;
}

.z3d4datoken-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.z3d4datoken-icon {
    width: 40px;
    height: 40px;
    background: #f8f9fa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
    border: 1px solid #e9ecef;
}

.z3d4datoken-details {
    display: flex;
    flex-direction: column;
}

.z3d4datoken-name {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
}

.z3d4datoken-symbol {
    color: #666;
    font-size: 0.8rem;
}

.z3d4daprice-info {
    display: flex;
    flex-direction: column;
}

.z3d4dacurrent-price {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
}

.z3d4daprice-change {
    color: #666;
    font-size: 0.8rem;
}

.z3d4dachange-percent {
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.8rem;
}

.z3d4dachange-percent.positive {
    background: rgba(0, 212, 170, 0.1);
    color: #00d4aa;
}

.z3d4dachange-percent.negative {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
}

.z3d4davolume-info {
    display: flex;
    flex-direction: column;
}

.z3d4davolume {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
}

.z3d4davolume-change {
    color: #666;
    font-size: 0.8rem;
}

.z3d4damarket-cap {
    font-weight: 600;
    color: #333;
    font-size: 0.9rem;
}

.z3d4daactions {
    display: flex;
    gap: 0.5rem;
}

.z3d4daaction-btn-small {
    background: #f8f9fa;
    color: #333;
    border: 1px solid #e9ecef;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.z3d4daaction-btn-small:hover {
    background: #f7931a;
    color: #fff;
    border-color: #f7931a;
}

.z3d4damarket-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.z3d4dastat-card {
    background: #fff;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.z3d4dastat-icon {
    font-size: 2rem;
}

.z3d4dastat-content {
    display: flex;
    flex-direction: column;
}

.z3d4dastat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #f7931a;
}

.z3d4dastat-label {
    color: #666;
    font-size: 0.9rem;
}

.z3d4damarket-footer {
    text-align: center;
}

.z3d4dadisclaimer {
    color: #999;
    font-size: 0.8rem;
    margin-top: 1rem;
}

/* 产品区域样式 */
.z3d4daproducts {
    padding: 6rem 0;
    background: #f8f9fa;
}

.z3d4daproducts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.z3d4daproduct-card {
    background: #fff;
    color: #333;
    padding: 2rem;
    border-radius: 20px;
    text-align: left;
    transition: all 0.3s ease;
    transform: translateY(30px);
    opacity: 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.z3d4daproduct-card.animate-in {
    transform: translateY(0);
    opacity: 1;
}

.z3d4daproduct-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 30px rgba(247, 147, 26, 0.15);
    border-color: #f7931a;
}

.z3d4daproduct-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.z3d4daproduct-card p {
    opacity: 0.9;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.z3d4daproduct-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    align-self: center;
}

.z3d4daproduct-icon img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.z3d4daproduct-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.z3d4daproduct-features span {
    background: #f8f9fa;
    color: #f7931a;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid #f7931a;
}

/* 新手教程样式 */
.z3d4datutorial {
    padding: 4rem 0;
    background: #f8f9fa;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4datutorial .z3d4dacontainer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.z3d4datutorial-content {
    display: contents;
}

.z3d4datutorial-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.z3d4daimage-device {
    background: transparent;
    border-radius: 20px;
    padding: 0;
    box-shadow: none;
    border: none;
    min-width: 300px;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.z3d4daplaceholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 1rem;
}

.z3d4daplaceholder-image img {
    width: 100%;
    height: auto;
    max-height: 80%;
    object-fit: contain;
    border-radius: 20px;
}

.z3d4davideo-screen {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border-radius: 20px;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.z3d4davideo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4davideo-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
}

.z3d4davideo-duration {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
    background: rgba(247, 147, 26, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    border: 1px solid rgba(247, 147, 26, 0.2);
}

.z3d4davideo-player {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #f7931a 0%, #f8b500 100%);
    border-radius: 15px;
    margin-bottom: 1.5rem;
    min-height: 300px;
}

.z3d4daplay-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.z3d4daplay-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.z3d4davideo-preview {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.9);
    padding: 0.75rem;
    border-radius: 10px;
    text-align: center;
}

.z3d4dapreview-text {
    font-size: 0.9rem;
    color: #333;
    font-weight: 600;
}

.z3d4davideo-progress {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.z3d4davideo-progress .z3d4daprogress-bar {
    background: #f0f0f0;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
}

.z3d4davideo-progress .z3d4daprogress-fill {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.z3d4davideo-progress span {
    font-size: 0.8rem;
    color: #666;
    text-align: center;
}

.z3d4datutorial-text {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.z3d4datutorial-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #333;
}

.z3d4datutorial-subtitle {
    font-size: 1rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.z3d4datutorial-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex: 1;
}

.z3d4datutorial-step {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid #f0f0f0;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.z3d4datutorial-step:hover {
    background: #fff;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.z3d4dastep-number {
    background: #f7931a;
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    flex-shrink: 0;
}

.z3d4dastep-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    color: #333;
    font-weight: 600;
}

.z3d4dastep-content p {
    color: #666;
    line-height: 1.5;
    font-size: 0.9rem;
    margin-bottom: 0;
}





.z3d4datutorial-video {
    display: flex;
    justify-content: center;
}

.z3d4davideo-placeholder {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    color: #fff;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(247, 147, 26, 0.3);
}

.z3d4davideo-placeholder:hover {
    transform: scale(1.05);
}

.z3d4davideo-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.z3d4davideo-placeholder h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.z3d4davideo-placeholder p {
    opacity: 0.9;
    margin-bottom: 1rem;
}

.z3d4davideo-duration {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
}

/* 学习区域样式 */
.z3d4dalearn {
    padding: 6rem 0;
    background: #f8f9fa;
    color: #333;
}

.z3d4dalearn .z3d4dacontainer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.z3d4dalearn h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.z3d4dalearn-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    justify-content: flex-start;
}

.z3d4dalearn-stat {
    text-align: center;
}

.z3d4dalearn-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #f7931a;
}

.z3d4dalearn-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.z3d4dalearn p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #666;
}

.z3d4dalearn-features {
    list-style: none;
    margin-bottom: 2rem;
}

.z3d4dalearn-features li {
    padding: 0.5rem 0;
    font-size: 1.1rem;
}

.z3d4dalearn-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.z3d4dalearning-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.z3d4dalearning-device {
    background: transparent;
    border-radius: 30px;
    padding: 0;
    box-shadow: none;
    border: none;
    min-width: 320px;
    min-height: 384px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.z3d4daplaceholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.z3d4daplaceholder-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

.z3d4dadevice-screen {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border-radius: 20px;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.z3d4dascreen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4dascreen-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
}

.z3d4dascreen-status {
    font-size: 0.9rem;
    color: #00d4aa;
    font-weight: 600;
}

.z3d4dascreen-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
}

.z3d4dalearning-progress {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
}

.z3d4daprogress-circle {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.z3d4daprogress-text {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.z3d4daprogress-number {
    font-size: 2rem;
    font-weight: 700;
    color: #f7931a;
    line-height: 1;
}

.z3d4daprogress-label {
    font-size: 0.9rem;
    color: #666;
    margin-top: 0.25rem;
}

.z3d4dalearning-stats {
    display: flex;
    justify-content: space-around;
    gap: 1rem;
}

.z3d4dastat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
    background: rgba(247, 147, 26, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(247, 147, 26, 0.2);
    flex: 1;
}

.z3d4dastat-item .z3d4dastat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #f7931a;
    line-height: 1;
}

.z3d4dastat-item .z3d4dastat-label {
    font-size: 0.8rem;
    color: #666;
    margin-top: 0.5rem;
}

.z3d4dacourse-card {
    background: #fff;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid #f0f0f0;
    margin-bottom: 1rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.z3d4dacourse-card-secondary {
    opacity: 0.8;
    transform: scale(0.95);
}

.z3d4dacourse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.z3d4dacourse-header h4 {
    font-size: 1.3rem;
    margin: 0;
}

.z3d4dacourse-level {
    background: #f8f9fa;
    color: #f7931a;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid #f7931a;
}

.z3d4dacourse-card p {
    margin-bottom: 1rem;
    color: #666;
}

.z3d4dacourse-progress {
    margin-bottom: 1rem;
}

.z3d4daprogress-bar {
    background: #f0f0f0;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.z3d4daprogress-fill {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.z3d4dacourse-rewards {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.z3d4dareward {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    display: inline-block;
    font-size: 0.9rem;
}

/* 服务区域样式 */
.z3d4daservices {
    padding: 6rem 0;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
}

.z3d4daservices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.z3d4daservice-item {
    background: #fff;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    transform: translateY(30px);
    opacity: 0;
    border: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
}

.z3d4daservice-item.animate-in {
    transform: translateY(0);
    opacity: 1;
}

.z3d4daservice-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(247, 147, 26, 0.15);
    border-color: #f7931a;
}

.z3d4daservice-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    align-self: center;
}

.z3d4daservice-icon img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

.z3d4daservice-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
    text-align: center;
}

.z3d4daservice-item p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.z3d4daservice-features {
    list-style: none;
}

.z3d4daservice-features li {
    padding: 0.3rem 0;
    color: #666;
    font-size: 0.9rem;
    position: relative;
    padding-left: 1.5rem;
}

.z3d4daservice-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #f7931a;
    font-weight: 600;
}

/* 下载区域样式 */
.z3d4dadownload {
    padding: 4rem 0;
    background: #f8f9fa;
    color: #333;
}

.z3d4dadownload-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.z3d4dadownload-header {
    margin-bottom: 3rem;
}

.z3d4dadownload-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.z3d4dadownload-header p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
}

.z3d4dadownload-main {
    display: flex;
    justify-content: center;
}

.z3d4dadownload-buttons {
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
}

.z3d4dadownload-btn {
    background: #fff;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    text-decoration: none;
    color: #333;
    border: 2px solid #f0f0f0;
    transition: all 0.3s ease;
    min-width: 180px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.z3d4dadownload-btn:hover {
    border-color: #f7931a;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(247, 147, 26, 0.2);
}

.z3d4dabtn-text {
    text-align: center;
}

.z3d4dabtn-text {
    text-align: center;
}

.z3d4dabtn-label {
    display: block;
    font-weight: 600;
    font-size: 1rem;
    color: #333;
}

.z3d4dabtn-subtitle {
    display: block;
    font-size: 0.8rem;
    color: #666;
    margin-top: 0.2rem;
}



/* 帮助区域样式 */
.z3d4dahelp {
    padding: 6rem 0;
    background: #fff;
}

.z3d4dahelp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.z3d4dahelp-card {
    background: #fff;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
}

.z3d4dahelp-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(247, 147, 26, 0.15);
    border-color: #f7931a;
}

.z3d4dahelp-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.z3d4dahelp-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.z3d4dahelp-link {
    color: #f7931a;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.z3d4dahelp-link:hover {
    color: #f8b500;
}

/* 页脚样式 */
.z3d4dafooter {
    background: #fff;
    color: #333;
    padding: 4rem 0 2rem;
    border-top: 1px solid #f0f0f0;
}

.z3d4dafooter-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.z3d4dafooter-logo {
    margin-bottom: 1rem;
}

.z3d4dafooter-logo img {
    width: 120px;
    height: 24px;
    object-fit: contain;
    display: block;
}

.z3d4dafooter-section h4 {
    margin-bottom: 1rem;
    color: #f7931a;
}

.z3d4dafooter-section p {
    color: #666;
    line-height: 1.6;
}

.z3d4dafooter-section ul {
    list-style: none;
}

.z3d4dafooter-section ul li {
    padding: 0.5rem 0;
}

.z3d4dafooter-section ul li a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.z3d4dafooter-section ul li a:hover {
    color: #f7931a;
}

.z3d4dafooter-bottom {
    border-top: 1px solid #f0f0f0;
    padding-top: 2rem;
    text-align: center;
    color: #999;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .z3d4damobile-menu-toggle {
        display: flex;
    }

    .z3d4danav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 2rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        border-bottom: 1px solid #f0f0f0;
        z-index: 1000;
    }

    .z3d4danav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }



    .z3d4damobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .z3d4damobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .z3d4damobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .z3d4dahero .z3d4dacontainer {
        grid-template-columns: 1fr;
        text-align: left;
        gap: 3rem;
    }

    .z3d4dahero-title {
        font-size: 2.5rem;
        text-align: center;
    }

    .z3d4dahero-subtitle {
        text-align: left;
    }

    .z3d4dahero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .z3d4dahero-stats {
        justify-content: center;
    }

    .z3d4dahero-features {
        justify-content: center;
    }

    .z3d4datutorial .z3d4dacontainer {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .z3d4daimage-device {
        min-width: 250px;
        min-height: 300px;
        padding: 0;
    }

    .z3d4davideo-screen {
        padding: 1.5rem;
    }

    .z3d4davideo-player {
        min-height: 200px;
    }

    .z3d4daplay-button svg {
        width: 50px;
        height: 50px;
    }

    .z3d4datutorial-title {
        font-size: 2rem;
    }

    .z3d4datutorial-steps {
        gap: 1rem;
        text-align: left;
    }

    .z3d4datutorial-buttons {
        flex-direction: column;
    }

    .z3d4dalearn-stats {
        flex-direction: column;
        gap: 1rem;
    }

    /* 768px断点的滑块样式 */
    .z3d4dafeatures-slider {
        margin: 0 -0.5rem;
    }

    .z3d4daslider-container {
        padding: 0 0.5rem;
        width: 100%;
    }

    .z3d4dafeature-card {
        min-width: calc(50% - 0.75rem);
        padding: 1.5rem;
    }

    .z3d4dafeature-icon {
        width: 56px;
        height: 56px;
    }

    .z3d4dafeature-content h3 {
        font-size: 1.3rem;
    }

    .z3d4dafeature-stats span:first-child {
        font-size: 1.6rem;
    }

    .z3d4daslider-controls {
        gap: 1.5rem;
    }

    .z3d4daslider-btn {
        width: 44px;
        height: 44px;
    }

    .z3d4dalearn-buttons {
        flex-direction: column;
        align-items: center;
    }

    .z3d4damarket-tabs {
        flex-wrap: wrap;
    }

    .z3d4datable-header,
    .z3d4datable-row {
        grid-template-columns: 50px 150px 120px 100px 120px 100px 100px;
        font-size: 0.8rem;
    }

    .z3d4datoken-info {
        gap: 0.5rem;
    }

    .z3d4datoken-icon {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }

    .z3d4daactions {
        flex-direction: column;
        gap: 0.3rem;
    }

    .z3d4daaction-btn-small {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }

    .z3d4dalearn .z3d4dacontainer {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .z3d4dalearn h2 {
        text-align: center;
    }

    .z3d4dalearning-device {
        min-width: 250px;
        min-height: 300px;
        padding: 0;
    }

    .z3d4dadevice-screen {
        padding: 1.5rem;
    }

    .z3d4daprogress-circle svg {
        width: 100px;
        height: 100px;
    }

    .z3d4daprogress-number {
        font-size: 1.5rem;
    }

    .z3d4dalearning-stats {
        flex-direction: row !important;
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: flex-start !important;
    }

    .z3d4dastat-item {
        padding: 0.75rem;
    }

    .z3d4dadownload-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .z3d4dadownload-btn {
        min-width: 200px;
    }

    .z3d4damarket-preview {
        max-width: 420px;
        padding: 1.25rem;
    }

    .z3d4damarket-header {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .z3d4daview-all {
        font-size: 0.75rem;
    }

    .z3d4damarket-item {
        padding: 0.6rem;
    }

    .z3d4datoken-symbol {
        min-width: 35px;
        font-size: 0.85rem;
    }

    .z3d4dacurrent-price {
        font-size: 0.85rem;
    }

    .z3d4dachange-percent {
        min-width: 55px;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .z3d4dacontainer {
        padding: 0 15px;
    }

    .z3d4dahero-title {
        font-size: 2rem;
    }

    .z3d4dahero-subtitle {
        font-size: 1rem;
    }

    .z3d4dasection-title {
        font-size: 2rem;
    }

    .z3d4dahero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .z3d4dalearn .z3d4dacontainer {
        text-align: left;
    }

    .z3d4dalearn h2 {
        text-align: center;
    }

    .z3d4dalearning-stats {
        flex-direction: row !important;
        gap: 0.75rem;
        flex-wrap: wrap;
        justify-content: flex-start !important;
    }

    .z3d4datutorial-steps {
        text-align: left;
    }

    .z3d4dahero-features {
        flex-direction: column;
        align-items: center;
    }

    .z3d4dafeature-tag {
        width: 100%;
        text-align: center;
    }

    .z3d4dafeature-card {
        min-width: 100%;
        width: 100%;
        padding: 1rem;
        flex-shrink: 0;
        box-sizing: border-box;
        margin: 0;
    }

    .z3d4dafeature-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 1rem;
    }

    .z3d4dafeature-content h3 {
        font-size: 1.2rem;
    }

    .z3d4dafeature-stats span:first-child {
        font-size: 1.4rem;
    }

    .z3d4daslider-controls {
        gap: 1rem;
    }

    .z3d4daslider-btn {
        width: 40px;
        height: 40px;
    }

    .z3d4daslider-dot {
        width: 10px;
        height: 10px;
    }
    
    .z3d4daslider-track {
        gap: 1rem;
    }

    /* 480px断点的滑块样式 */
    .z3d4dafeatures-slider {
        margin: 0;
    }

    .z3d4daslider-container {
        padding: 0;
        width: 100%;
        overflow: hidden;
    }

    .z3d4daslider-track {
        gap: 0;
        width: 400%; /* 4个卡片，每个100% */
        display: flex;
    }

    .z3d4dafeature-card {
        min-width: 25% !important; /* 每个卡片占25% */
        width: 25% !important;
        flex-shrink: 0;
        padding: 1rem;
    }
}

    .z3d4damarket-preview {
        padding: 1rem;
    }

    .z3d4damarket-item {
        padding: 0.5rem;
    }

    .z3d4datoken-symbol {
        min-width: 30px;
        font-size: 0.8rem;
    }

    .z3d4dacurrent-price {
        font-size: 0.8rem;
    }

    .z3d4dachange-percent {
        min-width: 50px;
        font-size: 0.7rem;
    }

    .z3d4datable-header,
    .z3d4datable-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .z3d4datable-cell {
        justify-content: space-between;
        padding: 0.5rem 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .z3d4datable-cell:last-child {
        border-bottom: none;
    }

    .z3d4damarket-stats {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.z3d4dafeature-card,
.z3d4daproduct-card,
.z3d4daservice-item {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #f8b500 0%, #f7931a 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #f7931a 0%, #f8b500 100%);
}

/* 选择文本样式 */
::selection {
    background: #f7931a;
    color: #fff;
}

/* 焦点样式 */
:focus {
    outline: 2px solid #f7931a;
    outline-offset: 2px;
}

/* 加载动画 */
.z3d4daloading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 隐藏RSS地图与HTML地图 */
.z3d4dafooter-bottom a[href*="rss"], 
.z3d4dafooter-bottom a[href*="sitemap"],
.z3d4dafooter-bottom a[href*="xml"] {
    display: none !important;
}