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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #000;
    overflow-x: hidden;
}

/* 头部样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 10px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 8px;
}

.logo:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: scale(1.05);
}

.logo:active {
    transform: scale(0.95);
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-icon img {
    width: 100%;
    height: 100%;
}

.logo-text {
    color: white;
    font-weight: 600;
    font-size: 18px;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    align-items: center;
}

.menu-btn {
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.menu-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* 主要内容区域 */
.main-content {
    margin-top: 70px;
    min-height: calc(100vh - 70px);
}

/* 英雄区域 */
.hero-section {
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    padding: 60px 20px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #b0b0b0;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 12px;
    margin: 15px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* 链接样式 */
a {
    color: rgb(3, 68, 129);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

a:hover {
    color: rgb(2, 50, 95);
    text-decoration: underline;
}

/* 内容区域链接样式 */
.feature-card a {
    display: inline-block;
    background: rgb(3, 68, 129);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    margin: 10px 0;
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(3, 68, 129, 0.3);
    transition: all 0.3s ease;
}

.feature-card a:hover {
    background: rgb(2, 50, 95);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(3, 68, 129, 0.4);
    text-decoration: none;
}

.feature-card a:active {
    transform: translateY(0);
}

/* 链接图标 */
.feature-card a::before {
    content: "🔗";
    margin-right: 8px;
    font-size: 12px;
}

/* 链接发光效果 */
.feature-card a::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    background: rgb(3, 68, 129);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.feature-card a:hover::after {
    opacity: 0.2;
}

/* 底部链接特殊效果 */
.footer-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    background: rgb(3, 68, 129);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.footer-links a:hover::before {
    opacity: 0.1;
}

/* 链接点击波纹效果 */
.feature-card a, .footer-links a {
    position: relative;
    overflow: hidden;
}

.feature-card a:active, .footer-links a:active {
    transform: scale(0.98);
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 200px;
}

.btn-primary {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* 功能卡片区域 */
.features-section {
    padding: 20px 0px;
    background: #000;
}

.features-section p{
    text-align: left;
}

.feature-card {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 0px;
    padding: 30px 20px;
    text-align: center;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    color: white;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.feature-card p {
    color: #b0b0b0;
    font-size: 1rem;
    line-height: 1.6;
}

/* 主要推广区域 */
.promo-section {
    background: linear-gradient(135deg, #e6f3ff 0%, #f0f8ff 50%, #ffffff 100%);
    padding: 60px 20px;
    margin: 0;
}

.promo-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    gap: 30px;
}

.promo-left {
    flex: 1;
}

.promo-left .logo {
    margin-bottom: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.promo-left .logo:hover {
    background: rgba(26, 26, 46, 0.1);
    transform: scale(1.05);
}

.promo-left .logo:active {
    transform: scale(0.95);
}

.promo-left .logo-text {
    color: #1a1a2e;
}

.promo-offer {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.apy-display {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.apy-number {
    font-size: 4rem;
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1;
}

.apy-text {
    font-size: 1.5rem;
    font-weight: 500;
    color: #1a1a2e;
}

.token-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    padding: 12px 20px;
    border-radius: 25px;
    border: 2px solid #1a1a2e;
    width: fit-content;
}

.token-icon {
    width: 30px;
    height: 30px;
    background: #1a1a2e;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
}

.token-name {
    font-weight: 600;
    color: #1a1a2e;
    font-size: 1.1rem;
}

.promo-details {
    color: #666;
    font-size: 0.9rem;
}

.promo-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.coins-animation {
    position: relative;
    width: 200px;
    height: 200px;
}

.coin {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    animation: float 3s ease-in-out infinite;
}

.large-coin {
    width: 80px;
    height: 80px;
    top: 60px;
    left: 60px;
    font-size: 24px;
    animation-delay: 0s;
}

.small-coin {
    width: 40px;
    height: 40px;
    font-size: 16px;
}

.coin-1 {
    top: 20px;
    left: 80px;
    animation-delay: 0.5s;
}

.coin-2 {
    top: 40px;
    right: 20px;
    animation-delay: 1s;
}

.coin-3 {
    bottom: 40px;
    left: 20px;
    animation-delay: 1.5s;
}

.coin-4 {
    bottom: 20px;
    right: 60px;
    animation-delay: 2s;
}

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

/* 下载区域 */
.download-section {
    background: #000;
    padding: 80px 20px;
    text-align: center;
}

.download-section h2 {
    color: white;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 40px;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    max-width: 400px;
    margin: 0 auto;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px 30px;
    border: none;
    border-radius: 15px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
}

.download-btn.chrome {
    background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
    color: white;
}

.download-btn.mobile {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    color: white;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.btn-icon {
    font-size: 20px;
}

/* 安全特性区域 */
.security-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    padding: 80px 20px;
    text-align: center;
}

.security-section h2 {
    color: white;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.security-section p {
    color: #b0b0b0;
    font-size: 1.1rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.security-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 400px;
    margin: 0 auto;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.security-icon {
    font-size: 24px;
}

.security-item span {
    color: white;
    font-weight: 500;
}

/* 底部 */
.footer {
    background: #000;
    padding: 40px 20px 20px;
    color: white;
}

/* 社交媒体图标区域 */
.social-icons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 30px;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}

.social-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.social-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.05);
}

.social-icon:hover .icon-svg {
    filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(175deg);
}

.icon-svg {
    width: 60px;
    height: 60px;
    display: block;
    filter: brightness(0) invert(1);
}

.icon-text {
    font-size: 16px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 2px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-label {
    font-size: 9px;
    font-weight: 400;
    line-height: 1;
    opacity: 0.9;
    display: block;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* 法律声明文本 */
.legal-text {
    margin-bottom: 30px;
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.legal-text p {
    color: #b0b0b0;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
    text-align: justify;
}

/* 分割线 */
.footer-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 30px 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 底部链接和版权 */
.footer-bottom {
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #00d4ff;
}

.divider {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    margin: 0 5px;
}

.copyright {
    margin-top: 15px;
}

.copyright p {
    color: #b0b0b0;
    font-size: 12px;
    margin: 0;
}

/* 响应式设计 */
@media (min-width: 768px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .features-section {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        padding: 100px 40px;
    }
    
    .feature-card {
        margin-bottom: 0;
    }
    
    .download-buttons {
        flex-direction: row;
        max-width: 600px;
    }
    
    .security-features {
        flex-direction: row;
        max-width: 800px;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .features-section {
        grid-template-columns: repeat(4, 1fr);
        padding: 120px 60px;
    }
    
    .promo-content {
        flex-direction: row;
    }
    
    .promo-right {
        justify-content: flex-end;
    }
}

/* 移动端优化 */
@media (max-width: 767px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .apy-number {
        font-size: 3rem;
    }
    
    .apy-text {
        font-size: 1.2rem;
    }
    
    .promo-content {
        flex-direction: column;
        text-align: center;
    }
    
    .coins-animation {
        width: 150px;
        height: 150px;
    }
    
    .large-coin {
        width: 60px;
        height: 60px;
        top: 45px;
        left: 45px;
        font-size: 20px;
    }
    
    .small-coin {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }
    
    .coin-1 {
        top: 15px;
        left: 60px;
    }
    
    .coin-2 {
        top: 30px;
        right: 15px;
    }
    
    .coin-3 {
        bottom: 30px;
        left: 15px;
    }
    
    .coin-4 {
        bottom: 15px;
        right: 45px;
    }
    
    /* 移动端链接优化 */
    .footer-links {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .footer-links a {
        width: 100%;
        max-width: 200px;
        text-align: center;
        padding: 12px 20px;
    }
    
    .feature-card a {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
        font-size: 16px;
    }
    
    .logo, .footer-logo, .promo-left .logo {
        padding: 12px 16px;
    }
    
    /* 移动端底部优化 */
    .social-icons {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        margin-left: 20px;
        max-width: 400px;
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
    }
    
    .icon-svg {
        width: 40px;
        height: 40px;
    }
    
    .icon-text {
        font-size: 16px;
    }
    
    .icon-label {
        font-size: 9px;
    }
    
    .legal-text {
        padding: 0 10px;
    }
    
    .legal-text p {
        font-size: 13px;
        text-align: left;
    }
    
    .footer-links {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: center;
        gap: 8px;
        overflow-x: auto;
        padding: 0 10px;
    }
    
    .divider {
        display: inline;
        font-size: 12px;
    }
    
    .footer-links a {
        padding: 5px 8px;
        font-size: 12px;
        white-space: nowrap;
    }
}

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

::-webkit-scrollbar-track {
    background: #1a1a2e;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #0099cc 0%, #0077aa 100%);
}