:root {
    --black: #000000;
    --white: #FFFFFF;
    --gray-900: #0a0a0a;
    --gray-800: #1a1a1a;
    --gray-700: #2a2a2a;
    --gray-600: #3a3a3a;
    --gray-400: #6a6a6a;
    --gray-300: #9a9a9a;
    --gray-200: #cacaca;
    --bitcoin: #F7931A;
    --solana: #9945FF;
    --accent: #00FF41;
    
    --font-mono: 'JetBrains Mono', monospace;
    --font-display: 'Bebas Neue', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-mono);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-700);
    z-index: 1000;
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--white);
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.logo-bracket {
    color: var(--bitcoin);
    font-size: 1.3rem;
}

.logo:hover .logo-text {
    color: var(--accent);
}

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

.nav-link {
    color: var(--gray-300);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    position: relative;
    transition: var(--transition);
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--white);
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(247, 147, 26, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(247, 147, 26, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hash-animation {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    opacity: 0.1;
    overflow: hidden;
}

.hash-line {
    font-size: 0.75rem;
    color: var(--bitcoin);
    white-space: nowrap;
    animation: scrollHash 25s linear infinite;
}

.hash-line:nth-child(2) {
    animation-duration: 30s;
    animation-delay: -5s;
}

.hash-line:nth-child(3) {
    animation-duration: 35s;
    animation-delay: -10s;
}

.hash-line:nth-child(4) {
    animation-duration: 28s;
    animation-delay: -15s;
}

@keyframes scrollHash {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.hero-tag {
    margin-bottom: 1.5rem;
}

.tag-label {
    font-size: 0.75rem;
    color: var(--bitcoin);
    letter-spacing: 2px;
    font-weight: 700;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7rem);
    line-height: 0.9;
    margin-bottom: 2rem;
    letter-spacing: -2px;
}

.title-line {
    display: block;
}

.gradient-text {
    background: linear-gradient(135deg, var(--bitcoin) 0%, var(--solana) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--gray-300);
    max-width: 650px;
    margin-bottom: 3rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    border: 2px solid;
    transition: var(--transition);
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--bitcoin);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: -1;
}

.btn:hover::before {
    transform: translateX(0);
}

.btn-primary {
    background: var(--bitcoin);
    border-color: var(--bitcoin);
    color: var(--black);
}

.btn-primary:hover {
    background: transparent;
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    border-color: var(--white);
    color: var(--white);
}

.btn-secondary::before {
    background: var(--white);
}

.btn-secondary:hover {
    color: var(--black);
}

.btn-arrow {
    transition: transform 0.3s ease;
}

.btn:hover .btn-arrow {
    transform: translateX(5px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 500px;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    border: 1px solid var(--gray-700);
    background: rgba(247, 147, 26, 0.02);
    transition: var(--transition);
}

.stat:hover {
    border-color: var(--bitcoin);
    background: rgba(247, 147, 26, 0.05);
    transform: translateY(-5px);
}

.stat-value {
    font-size: 2.5rem;
    color: var(--bitcoin);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Value Proposition Section */
.value-prop {
    padding: 8rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    font-size: 0.75rem;
    color: var(--bitcoin);
    letter-spacing: 2px;
    font-weight: 700;
    display: block;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    letter-spacing: -1px;
}

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

.prop-card {
    background: var(--gray-900);
    border: 1px solid var(--gray-700);
    padding: 2.5rem;
    transition: var(--transition);
    animation: fadeInUp 0.6s ease-out both;
}

.prop-card:hover {
    border-color: var(--bitcoin);
    transform: translateY(-10px);
    background: var(--gray-800);
}

.prop-icon {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--bitcoin);
    margin-bottom: 1.5rem;
}

.prop-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.prop-text {
    color: var(--gray-300);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.prop-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-tag {
    font-size: 0.7rem;
    padding: 0.4rem 0.8rem;
    background: rgba(247, 147, 26, 0.1);
    border: 1px solid var(--bitcoin);
    color: var(--bitcoin);
    letter-spacing: 1px;
    font-weight: 700;
}

/* Principles Section */
.principles {
    padding: 8rem 0;
    background: var(--gray-900);
}

.principles-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.principles-left {
    position: sticky;
    top: 120px;
}

.principles-intro {
    color: var(--gray-300);
    margin-top: 2rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

.principle-item {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--gray-800);
    border-left: 3px solid var(--gray-700);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.principle-item:hover {
    border-left-color: var(--bitcoin);
    background: var(--gray-700);
    transform: translateX(10px);
}

.principle-number {
    font-size: 1.5rem;
    color: var(--bitcoin);
    font-weight: 700;
}

.principle-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.principle-content p {
    color: var(--gray-300);
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 8rem 0;
}

.cta-box {
    background: var(--gray-900);
    border: 2px solid var(--bitcoin);
    padding: 4rem;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(247, 147, 26, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.cta-text {
    color: var(--gray-300);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.blockchain-viz {
    display: flex;
    gap: 1rem;
}

.block {
    width: 60px;
    height: 60px;
    background: var(--gray-800);
    border: 2px solid var(--bitcoin);
    position: relative;
    animation: blockAppear 0.6s ease-out both;
}

.block::before {
    content: '';
    position: absolute;
    inset: 10px;
    border: 1px solid var(--bitcoin);
    opacity: 0.3;
}

@keyframes blockAppear {
    from {
        opacity: 0;
        transform: scale(0) rotate(-180deg);
    }
    to {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

/* Footer */
.footer {
    background: var(--gray-900);
    border-top: 1px solid var(--gray-700);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-column h4 {
    font-size: 0.85rem;
    margin-bottom: 1rem;
    color: var(--bitcoin);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.footer-column a {
    display: block;
    color: var(--gray-300);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    .principles-split,
    .cta-box,
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .principles-left {
        position: static;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.75rem;
    }
    
    .blockchain-viz {
        margin-top: 2rem;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .prop-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}