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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #0a0a0f 0%, #0d1421 50%, #0a0a0f 100%);
    min-height: 100vh;
    overflow-x: hidden;
    color: #e0e0e0;
}

/* 网格背景 */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(30, 58, 95, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 58, 95, 0.12) 1px, transparent 1px);
    background-size: 80px 80px;
    z-index: 0;
    animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* 渐变光晕效果 */
.glow-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse 800px 500px at 10% 40%, rgba(0, 150, 255, 0.1) 0%, transparent 70%),
        radial-gradient(ellipse 1400px 900px at 90% 50%, rgba(255, 180, 50, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 600px 600px at 50% 100%, rgba(100, 50, 200, 0.05) 0%, transparent 60%);
    z-index: 1;
    pointer-events: none;
}

/* 浮动粒子背景 */
.floating-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.float-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: floatUp 15s linear infinite;
}

@keyframes floatUp {
    0% { transform: translateY(100vh) translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100px) translateX(50px); opacity: 0; }
}

/* 扫描线效果 */
.scan-line {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.3), transparent);
    z-index: 1;
    animation: scanDown 8s linear infinite;
    pointer-events: none;
}

@keyframes scanDown {
    0% { top: -2px; opacity: 0; }
    5% { opacity: 1; }
    95% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

/* 角落装饰 */
.corner-decor {
    position: fixed;
    width: 120px;
    height: 120px;
    z-index: 3;
    pointer-events: none;
}

.corner-decor::before,
.corner-decor::after {
    content: '';
    position: absolute;
    background: linear-gradient(90deg, rgba(0, 212, 255, 0.5), transparent);
}

.corner-decor.top-left {
    top: 20px;
    left: 20px;
}
.corner-decor.top-left::before {
    width: 60px;
    height: 2px;
    top: 0;
    left: 0;
}
.corner-decor.top-left::after {
    width: 2px;
    height: 60px;
    top: 0;
    left: 0;
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.5), transparent);
}

.corner-decor.top-right {
    top: 20px;
    right: 20px;
}
.corner-decor.top-right::before {
    width: 60px;
    height: 2px;
    top: 0;
    right: 0;
    background: linear-gradient(270deg, rgba(255, 215, 0, 0.5), transparent);
}
.corner-decor.top-right::after {
    width: 2px;
    height: 60px;
    top: 0;
    right: 0;
    background: linear-gradient(180deg, rgba(255, 215, 0, 0.5), transparent);
}

.corner-decor.bottom-left {
    bottom: 20px;
    left: 20px;
}
.corner-decor.bottom-left::before {
    width: 60px;
    height: 2px;
    bottom: 0;
    left: 0;
}
.corner-decor.bottom-left::after {
    width: 2px;
    height: 60px;
    bottom: 0;
    left: 0;
    background: linear-gradient(0deg, rgba(0, 212, 255, 0.5), transparent);
}

.corner-decor.bottom-right {
    bottom: 20px;
    right: 20px;
}
.corner-decor.bottom-right::before {
    width: 60px;
    height: 2px;
    bottom: 0;
    right: 0;
    background: linear-gradient(270deg, rgba(255, 215, 0, 0.5), transparent);
}
.corner-decor.bottom-right::after {
    width: 2px;
    height: 60px;
    bottom: 0;
    right: 0;
    background: linear-gradient(0deg, rgba(255, 215, 0, 0.5), transparent);
}

/* 顶部导航栏 */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 25px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: linear-gradient(180deg, rgba(10, 10, 15, 0.8), transparent);
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 3px;
    background: linear-gradient(135deg, #00d4ff, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 10px;
    letter-spacing: 4px;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 2px;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    letter-spacing: 1px;
    transition: all 0.3s;
    position: relative;
}

.nav-link:hover {
    color: #00d4ff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: #00d4ff;
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* 数据统计条 */
.stats-bar {
    display: flex;
    gap: 80px;
    justify-content: center;
    margin-top: 40px;
}

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

.stat-number {
    font-size: 42px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-number .unit {
    font-size: 20px;
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 2px;
    margin-top: 8px;
}

/* 滚动提示 */
.scroll-hint {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: bounce 2s infinite;
    z-index: 100;
}

.scroll-hint span {
    font-size: 11px;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.3);
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid rgba(255, 255, 255, 0.3);
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    transform: rotate(45deg);
}

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

/* 侧边装饰线 */
.side-lines {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 200px;
    z-index: 3;
}

.side-lines.left {
    left: 50px;
    background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.3), transparent);
}

.side-lines.right {
    right: 50px;
    background: linear-gradient(180deg, transparent, rgba(255, 215, 0, 0.3), transparent);
}

.side-lines::before {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    left: -2.5px;
    animation: dotPulse 2s infinite;
}

.side-lines.left::before {
    top: 0;
    background: #00d4ff;
    box-shadow: 0 0 10px #00d4ff;
}

.side-lines.right::before {
    bottom: 0;
    background: #ffd700;
    box-shadow: 0 0 10px #ffd700;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
}

/* 主容器 */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 2;
    padding: 40px 20px;
}

/* 杠杆视觉区域 */
.leverage-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 1400px;
    margin-bottom: 80px;
    position: relative;
}

/* 左侧 - 发光技术点 */
.tech-point {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tech-core {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    border-radius: 50%;
    box-shadow: 
        0 0 20px rgba(0, 212, 255, 0.8),
        0 0 40px rgba(0, 212, 255, 0.5),
        0 0 80px rgba(0, 212, 255, 0.3),
        inset 0 0 10px rgba(255, 255, 255, 0.5);
    animation: techPulse 2s ease-in-out infinite;
}

@keyframes techPulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 
            0 0 20px rgba(0, 212, 255, 0.8),
            0 0 40px rgba(0, 212, 255, 0.5),
            0 0 80px rgba(0, 212, 255, 0.3),
            inset 0 0 10px rgba(255, 255, 255, 0.5);
    }
    50% { 
        transform: scale(1.1);
        box-shadow: 
            0 0 30px rgba(0, 212, 255, 1),
            0 0 60px rgba(0, 212, 255, 0.7),
            0 0 100px rgba(0, 212, 255, 0.4),
            inset 0 0 15px rgba(255, 255, 255, 0.7);
    }
}

.tech-rings {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    animation: ringExpand 3s ease-out infinite;
}

.tech-rings:nth-child(2) { animation-delay: 1s; }
.tech-rings:nth-child(3) { animation-delay: 2s; }

@keyframes ringExpand {
    0% { 
        transform: scale(0.5);
        opacity: 0.8;
    }
    100% { 
        transform: scale(2.5);
        opacity: 0;
    }
}

.tech-label {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 14px;
    color: #00d4ff;
    white-space: nowrap;
    letter-spacing: 2px;
}

/* 中间 - 杠杆线条 */
.lever-line {
    flex: 1;
    height: 3px;
    max-width: 600px;
    min-width: 200px;
    background: linear-gradient(90deg, 
        #00d4ff 0%, 
        rgba(100, 180, 220, 0.5) 30%,
        rgba(200, 180, 100, 0.5) 70%,
        #ffd700 100%);
    position: relative;
    margin: 0 20px;
}

.lever-line::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #2a3a4a, #1a2530);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.lever-line::after {
    content: '▲';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 20px;
    color: rgba(255, 255, 255, 0.4);
}

/* 能量流动效果 */
.energy-flow {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.6),
        transparent);
    animation: flowRight 2.5s linear infinite;
}

@keyframes flowRight {
    0% { left: -100px; }
    100% { left: 100%; }
}

/* 右侧 - 星系网络 */
.galaxy-network {
    position: relative;
    width: 400px;
    height: 400px;
    flex-shrink: 0;
}

.galaxy-container {
    position: relative;
    width: 100%;
    height: 100%;
    animation: galaxyRotate 60s linear infinite;
}

@keyframes galaxyRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.galaxy-node {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, #ffd700, #cc9900);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
}

.galaxy-core {
    width: 30px;
    height: 30px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, #fff8dc, #ffd700, #b8860b);
    box-shadow: 
        0 0 30px rgba(255, 215, 0, 0.9),
        0 0 60px rgba(255, 215, 0, 0.6),
        0 0 100px rgba(255, 215, 0, 0.3);
    animation: corePulse 3s ease-in-out infinite;
}

@keyframes corePulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.15); }
}

.orbit {
    position: absolute;
    border: 1px solid rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 { width: 100px; height: 100px; }
.orbit-2 { width: 180px; height: 180px; }
.orbit-3 { width: 260px; height: 260px; }
.orbit-4 { width: 340px; height: 340px; }

.connection-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.4), transparent);
    transform-origin: left center;
    top: 50%;
    left: 50%;
}

.galaxy-label {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 14px;
    color: #ffd700;
    white-space: nowrap;
    letter-spacing: 2px;
}

/* 粒子效果 */
.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: #ffd700;
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 4s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
    50% { transform: translateY(-20px) scale(1.5); opacity: 1; }
}

/* 代码打字机效果区域 */
.terminal-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.code-terminal {
    background: rgba(10, 15, 25, 0.9);
    border: 1px solid rgba(60, 80, 100, 0.4);
    border-radius: 12px;
    padding: 40px 60px;
    max-width: 900px;
    width: 90%;
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.terminal-header {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(60, 80, 100, 0.3);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27ca3f; }

.code-content {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 22px;
    line-height: 2;
    letter-spacing: 1px;
}

.code-line {
    display: block;
    opacity: 0;
    transform: translateY(10px);
    margin: 8px 0;
}

.code-line.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s, transform 0.3s;
}

.code-prefix {
    color: #6a9955;
}

.code-number {
    color: #ffd700;
    font-weight: 700;
    font-size: 26px;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.code-text {
    color: #d4d4d4;
}

.code-highlight {
    color: #00d4ff;
}

.cursor {
    display: inline-block;
    width: 3px;
    height: 28px;
    background: #00d4ff;
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}

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

.slogan-line {
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid rgba(60, 80, 100, 0.3);
    font-size: 24px;
    font-weight: 300;
}

.slogan-highlight {
    background: linear-gradient(90deg, #00d4ff, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

/* CTA按钮 */
.cta-section {
    margin-top: 60px;
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.cta-btn {
    padding: 18px 50px;
    font-size: 18px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 2px;
    text-decoration: none;
    display: inline-block;
}

.cta-primary {
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    color: #0a0a0f;
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.3);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.4);
}

.cta-secondary {
    background: transparent;
    color: #e0e0e0;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-secondary:hover {
    border-color: #00d4ff;
    color: #00d4ff;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

/* 底部装饰 */
.bottom-fade {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.9), transparent);
    z-index: 1;
    pointer-events: none;
}

/* 响应式 */
@media (max-width: 1200px) {
    .galaxy-network {
        width: 300px;
        height: 300px;
    }
    .orbit-4 { width: 260px; height: 260px; }
    
    .stats-bar {
        gap: 50px;
    }
    
    .stat-number {
        font-size: 36px;
    }
}

@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    
    .top-nav {
        padding: 20px 30px;
    }
    
    .leverage-visual {
        flex-direction: column;
        gap: 60px;
    }

    .lever-line {
        width: 3px;
        height: 100px;
        min-width: 3px;
        max-width: none;
        background: linear-gradient(180deg, 
            #00d4ff 0%, 
            rgba(100, 180, 220, 0.5) 30%,
            rgba(200, 180, 100, 0.5) 70%,
            #ffd700 100%);
        margin: 0;
    }

    .lever-line::after {
        top: 50%;
        left: 25px;
        transform: translateY(-50%) rotate(90deg);
    }

    .energy-flow {
        width: 100%;
        height: 50px;
        background: linear-gradient(180deg, 
            transparent, 
            rgba(255, 255, 255, 0.6),
            transparent);
        animation: flowDown 2.5s linear infinite;
    }

    @keyframes flowDown {
        0% { top: -50px; }
        100% { top: 100%; }
    }

    .code-terminal {
        padding: 25px 30px;
    }

    .code-content {
        font-size: 16px;
    }

    .code-number {
        font-size: 20px;
    }

    .galaxy-network {
        width: 280px;
        height: 280px;
    }
    
    .stats-bar {
        gap: 30px;
        margin-top: 30px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .stat-number .unit {
        font-size: 16px;
    }
    
    .side-lines {
        display: none;
    }
    
    .corner-decor {
        width: 80px;
        height: 80px;
    }
    
    .corner-decor::before {
        width: 40px !important;
    }
    
    .corner-decor::after {
        height: 40px !important;
    }
}

@media (max-width: 600px) {
    .tech-point {
        width: 80px;
        height: 80px;
    }

    .galaxy-network {
        width: 220px;
        height: 220px;
    }

    .orbit-3 { width: 180px; height: 180px; }
    .orbit-4 { width: 200px; height: 200px; }

    .code-content {
        font-size: 14px;
    }

    .code-number {
        font-size: 18px;
    }

    .slogan-line {
        font-size: 18px;
    }

    .cta-btn {
        padding: 15px 35px;
        font-size: 16px;
    }
    
    .stats-bar {
        flex-direction: column;
        gap: 20px;
        margin-top: 25px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .scroll-hint {
        bottom: 20px;
    }
    
    .corner-decor {
        display: none;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .logo-sub {
        font-size: 8px;
    }
}