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

body {
    font-family: 'Inter', sans-serif;
    background: #0a0b0f;
    color: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 11, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 900;
}

.logo-icon {
    color: #00d4ff;
    font-size: 2rem;
}

.logo-text {
    background: linear-gradient(135deg, #00d4ff, #ff0080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 20px 50px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    z-index: -1;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 2rem;
    width: 100%;
    height: 100%;
    animation: float 20s infinite linear;
}

.crypto-symbol {
    font-size: 3rem;
    color: #00d4ff;
    animation: pulse 3s infinite ease-in-out;
}

.crypto-symbol:nth-child(even) {
    animation-delay: 1.5s;
    color: #ff0080;
}

.hero-content {
    max-width: 800px;
    margin-bottom: 3rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #00d4ff, #ff0080, #ffaa00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a0aec0;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #ffffff;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}

.btn-secondary:hover {
    background: #ffffff;
    color: #0a0b0f;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: #00d4ff;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #a0aec0;
    font-size: 1rem;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(255, 0, 128, 0.1));
}

.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, #ffffff, #a0aec0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    border-color: #00d4ff;
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

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

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #ffffff;
}

.feature-card p {
    color: #a0aec0;
    line-height: 1.6;
}

/* Markets Section */
.markets {
    padding: 100px 0;
    background: #0f1419;
}

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

.coin-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.coin-card:hover {
    transform: translateY(-5px);
    border-color: #00d4ff;
    box-shadow: 0 15px 30px rgba(0, 212, 255, 0.1);
}

.coin-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.coin-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.coin-icon.btc {
    background: linear-gradient(135deg, #f7931a, #ff6b00);
}

.coin-icon.eth {
    background: linear-gradient(135deg, #627eea, #8b9dff);
}

.coin-icon.ada {
    background: linear-gradient(135deg, #0033ad, #005ce6);
}

.coin-icon.sol {
    background: linear-gradient(135deg, #00ffa3, #03e1ff);
}

.coin-name {
    font-weight: 700;
    font-size: 1.2rem;
}

.coin-symbol {
    color: #a0aec0;
    font-size: 0.9rem;
}

.coin-price {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
}

.coin-change {
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.coin-change.positive {
    color: #00ff88;
}

.coin-change.negative {
    color: #ff4757;
}

.price-chart {
    height: 60px;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.02);
}

.chart-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, #00d4ff, transparent);
    opacity: 0.6;
    animation: chart-move 4s infinite ease-in-out;
}

.chart-line.eth-chart {
    background: linear-gradient(90deg, transparent, #627eea, transparent);
    animation-delay: 1s;
}

.chart-line.ada-chart {
    background: linear-gradient(90deg, transparent, #0033ad, transparent);
    animation-delay: 2s;
}

.chart-line.sol-chart {
    background: linear-gradient(90deg, transparent, #00ffa3, transparent);
    animation-delay: 3s;
}

/* About Section */
.about {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(255, 0, 128, 0.1), rgba(255, 170, 0, 0.1));
}

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

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #ffffff, #a0aec0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    color: #a0aec0;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.feature-list {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    color: #00ff88;
    font-weight: 600;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.crypto-cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate-cube 20s infinite linear;
}

.cube-face {
    position: absolute;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    font-weight: bold;
    background: rgba(0, 212, 255, 0.1);
    border: 2px solid #00d4ff;
    backdrop-filter: blur(20px);
}

.cube-face.front { transform: rotateY(0deg) translateZ(100px); }
.cube-face.back { transform: rotateY(180deg) translateZ(100px); }
.cube-face.right { transform: rotateY(90deg) translateZ(100px); }
.cube-face.left { transform: rotateY(-90deg) translateZ(100px); }
.cube-face.top { transform: rotateX(90deg) translateZ(100px); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(100px); }

/* Footer */
.footer {
    background: #050508;
    padding: 50px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #ffffff;
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-section a {
    display: block;
    color: #a0aec0;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #a0aec0;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Animations */
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

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

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

@keyframes chart-move {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(0%); }
    100% { transform: translateX(100%); }
}

@keyframes rotate-cube {
    0% { transform: rotateX(0deg) rotateY(0deg); }
    100% { transform: rotateX(360deg) rotateY(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .crypto-cube {
        width: 150px;
        height: 150px;
    }
    
    .cube-face {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }
    
    .cube-face.front { transform: rotateY(0deg) translateZ(75px); }
    .cube-face.back { transform: rotateY(180deg) translateZ(75px); }
    .cube-face.right { transform: rotateY(90deg) translateZ(75px); }
    .cube-face.left { transform: rotateY(-90deg) translateZ(75px); }
    .cube-face.top { transform: rotateX(90deg) translateZ(75px); }
    .cube-face.bottom { transform: rotateX(-90deg) translateZ(75px); }
}