:root {
    --primary-color: #36DBBD;
    --primary-gradient: linear-gradient(135deg, #00F5A0, #00D9F5);
    --dark-bg: #0F1423;
    --darker-bg: #080c1a;
    --card-bg: rgba(25, 32, 53, 0.7);
    --text-color: #EAEAEA;
    --text-secondary: #A0A0A0;
    --accent-color: #FE5E5E;
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    background: var(--dark-bg);
    color: var(--text-color);
    min-height: 100vh; /* 回退方案 */
    min-height: calc(var(--vh, 1vh) * 100);
    height: 100vh;
    height: calc(var(--vh, 1vh) * 100);
    overflow: hidden;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(0, 213, 245, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 245, 160, 0.05) 0%, transparent 40%);
    z-index: 0;
}

.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/png;base64,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');
    opacity: 0.03;
    z-index: 1;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 头部样式 */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    position: relative;
    z-index: 10;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--primary-color);
    letter-spacing: -0.02em;
    position: relative;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    transition: var(--transition);
}

.header-logo::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
}

.header-logo:hover::after {
    width: 100%;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 8px;
    opacity: 0;
    z-index: -1;
    transform: scale(0.9);
    transition: var(--transition);
}

.nav-link:hover {
    color: #fff;
}

.nav-link:hover::before {
    opacity: 0.15;
    transform: scale(1);
}

.nav-link i {
    margin-right: 0.5rem;
    font-size: 0.9rem;
}

/* 内容区域 */
.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 5rem 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    z-index: 2;
    padding: 3rem 0;
}

.hero-title {
    font-size: 5.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    line-height: 1.1;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: glow 2s ease-in-out infinite alternate;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(0, 219, 219, 0.3);
    }
    to {
        text-shadow: 0 0 30px rgba(0, 219, 219, 0.5), 0 0 60px rgba(0, 219, 219, 0.2);
    }
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 300;
    margin-bottom: 3.5rem;
    color: var(--text-secondary);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

/* 打字机效果样式 */
.cursor {
    display: inline-block;
    margin-left: 3px;
    color: var(--primary-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: var(--primary-gradient);
    border-radius: 50px;
    color: var(--darker-bg);
    font-weight: 700;
    text-decoration: none;
    font-size: 1.2rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 219, 219, 0.2);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(45deg);
    z-index: 1;
    transition: var(--transition);
    opacity: 0;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 219, 219, 0.3);
}

.cta-button:hover::before {
    animation: shine 1.5s ease-out;
}

@keyframes shine {
    0% {
        opacity: 0;
        transform: translateX(-50%) rotate(45deg);
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 0;
        transform: translateX(50%) rotate(45deg);
    }
}

.cta-button span {
    position: relative;
    z-index: 2;
}

/* 添加装饰元素 */
.hero::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle at center, rgba(0, 245, 160, 0.1) 0%, rgba(0, 245, 160, 0) 60%);
    border-radius: 50%;
    filter: blur(50px);
    z-index: 0;
    animation: float 30s ease-in-out infinite alternate;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle at center, rgba(0, 219, 245, 0.1) 0%, rgba(0, 219, 245, 0) 60%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: 0;
    animation: float 25s ease-in-out infinite alternate-reverse;
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(50px, 20px) scale(1.1);
    }
    100% {
        transform: translate(-30px, -50px) scale(0.95);
    }
}

/* 添加动态悬停效果到按钮 */
.cta-button::after {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    border-radius: 50px;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        rgba(255, 255, 255, 0) 100%);
    transform: rotate(-45deg) translateX(-150%);
    z-index: 0;
    transition: transform 0.7s ease;
}

.cta-button:hover::after {
    transform: rotate(-45deg) translateX(150%);
}

/* 修改按钮中的文字为相对定位 */
.cta-button span {
    position: relative;
    z-index: 2;
}

/* 动态背景区域 */
.dots-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

/* 页脚样式 */
.footer {
    padding: 1rem 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    z-index: 2;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(8, 12, 26, 0.5);
    width: 100%;
}

/* 响应式样式 */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 4.8rem;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 4rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .cta-button {
        padding: 1.1rem 2.8rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    .hero-title {
        font-size: 3.2rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
        margin-bottom: 2.5rem;
    }

    .cta-button {
        padding: 1rem 2.5rem;
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-content {
        padding: 1.5rem 0;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    
    .cta-button {
        padding: 0.9rem 2.2rem;
        font-size: 1rem;
    }
}