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

:root {
    --primary-color: #00d4ff;
    --secondary-color: #ff6b35;
    --accent-color: #7c3aed;
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --card-bg: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    --gradient-accent: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --border-radius: 12px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.4);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.nav-logo i {
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    overflow: hidden;
}

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

.floating-coins {
    position: absolute;
    width: 100%;
    height: 100%;
}

.coin {
    position: absolute;
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.coin-1 { top: 20%; left: 10%; animation-delay: 0s; }
.coin-2 { top: 30%; right: 15%; animation-delay: 1s; }
.coin-3 { top: 60%; left: 20%; animation-delay: 2s; }
.coin-4 { top: 70%; right: 25%; animation-delay: 3s; }
.coin-5 { top: 40%; left: 50%; animation-delay: 4s; }

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    flex: 1;
    z-index: 2;
    position: relative;
    padding: 100px 0;
}

.hero-title {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 30px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    max-width: 700px;
    line-height: 1.6;
}


.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    position: relative;
    padding: 40px 0;
}

.hero-img {
    max-width: 80%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.hero-img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-hover);
}

.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 60px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.definitions {
    padding: 100px 0;
    background: var(--darker-bg);
}

.definitions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.definition-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.definition-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.definition-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.definition-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.definition-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.definition-date {
    font-size: 0.9rem;
    color: var(--text-muted);
    background: rgba(0, 212, 255, 0.1);
    padding: 4px 8px;
    border-radius: 6px;
}

.definition-text {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.6;
}

.definition-text strong {
    color: var(--secondary-color);
}

.definition-example {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
}

.definition-author {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: right;
    font-weight: 500;
}

.about {
    padding: 100px 0;
    background: var(--dark-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 30px;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}


.contact {
    padding: 100px 0;
    background: var(--dark-bg);
}

.contact-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 60px;
}

.contact-content {
    display: flex;
    justify-content: center;
    margin-bottom: 60px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px 40px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.contact-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-item span {
    font-size: 1.1rem;
    font-weight: 600;
}

.contract-section {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contract-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.contract-address {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.contract-address:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.contract-address code {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--primary-color);
    word-break: break-all;
    background: rgba(0, 212, 255, 0.1);
    padding: 10px 15px;
    border-radius: 6px;
    line-height: 1.4;
}

.copy-btn {
    background: var(--gradient-primary);
    border: none;
    color: white;
    padding: 12px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.copy-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.footer {
    background: var(--darker-bg);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-style: italic;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--card-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 100px 0 50px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-img {
        max-width: 90%;
    }
    
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        margin-bottom: 40px;
    }
    
    .contact-item {
        padding: 18px 30px;
    }
    
    .contract-section {
        max-width: 100%;
    }
    
    .contract-address {
        padding: 15px;
        flex-direction: column;
        gap: 10px;
    }
    
    .contract-address code {
        font-size: 0.8rem;
        text-align: center;
    }
    
    .copy-btn {
        min-width: 40px;
        height: 40px;
    }
    
    .definitions-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    
    .feature-card {
        padding: 30px 20px;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--darker-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}