/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 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: 700;
    color: #f7931a;
}

.nav-logo i {
    font-size: 2rem;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    background: none;
    filter: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #f7931a;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #f7931a;
    transition: width 0.3s ease;
}

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

.connect-wallet-btn {
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 140px;
    justify-content: center;
}

.connect-wallet-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 147, 26, 0.4);
}

.connect-wallet-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.connect-wallet-btn.connected {
    background: linear-gradient(135deg, #28a745, #20c997);
}

.connect-wallet-btn.connected:hover {
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.connect-wallet-btn .fas {
    font-size: 0.8rem;
}

.connect-wallet-btn .spinner {
    animation: spin 1s linear infinite;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}


.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #f7931a; /* Orange color for SBTC price */
    margin-bottom: 5px;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 147, 26, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #f7931a;
    border: 2px solid #f7931a;
}

.btn-secondary:hover {
    background: #f7931a;
    color: white;
}

.litepaper-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #f7931a !important;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.litepaper-link:hover {
    color: #ff6b35 !important;
    transform: translateY(-1px);
}

.litepaper-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid #f7931a;
    background: transparent;
    color: #f7931a;
}

.litepaper-btn:hover {
    background: #f7931a;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
}

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

.crypto-animation {
    display: flex;
    align-items: center;
    gap: 30px;
    animation: float 3s ease-in-out infinite;
}

.bitcoin-icon, .stablecoin-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.bitcoin-icon {
    background: none;
    color: #f7931a;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stablecoin-icon {
    background: none;
    color: #f7931a;
    display: flex;
    align-items: center;
    justify-content: center;
}

.token-icon {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.token-icon-small {
    width: 30px;
    height: 30px;
    object-fit: contain;
}

.arrow {
    font-size: 2rem;
    color: #f7931a;
    animation: pulse 2s ease-in-out infinite;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto 30px;
}

.litepaper-cta {
    margin-top: 30px;
}

.litepaper-cta-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
    padding: 15px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
}

.litepaper-cta-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 147, 26, 0.4);
    color: white;
}

.litepaper-cta-link i:first-child {
    font-size: 1.2rem;
}

.litepaper-cta-link i:last-child {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    border-radius: 20px;
    background: #f8f9fa;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    background: white;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Swap Section */
.swap-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.swap-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.swap-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
}

.swap-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
}

.swap-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
}

.swap-info {
    display: flex;
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    color: #666;
}

.token-input {
    margin-bottom: 20px;
}

.token-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.label {
    font-weight: 600;
    color: #333;
}

.balance {
    font-size: 0.9rem;
    color: #666;
}

.input-group {
    display: flex;
    align-items: center;
    background: #f8f9fa;
    border-radius: 15px;
    padding: 5px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.input-group:focus-within {
    border-color: #f7931a;
    background: white;
}

.amount-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 15px 20px;
    font-size: 1.1rem;
    font-weight: 600;
    outline: none;
}

.token-selector {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.token-selector:hover {
    background: #f8f9fa;
}

.token-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.token-logo {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.token-logo i {
    color: white;
}

.token-symbol {
    font-weight: 600;
    color: #333;
}

.swap-button {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.swap-arrow {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.swap-arrow:hover {
    transform: rotate(180deg);
    box-shadow: 0 5px 15px rgba(247, 147, 26, 0.4);
}

.swap-details {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 30px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #e9ecef;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row span:first-child {
    color: #666;
    font-size: 0.9rem;
}

.detail-row span:last-child {
    font-weight: 600;
    color: #333;
}

.positive {
    color: #28a745 !important;
}

.swap-submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.swap-submit-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    opacity: 0.6;
}

.swap-submit-btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(247, 147, 26, 0.4);
}

.swap-info-panel {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e9ecef;
    height: fit-content;
}

.swap-info-panel h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.info-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
}

.info-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.info-section h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.info-section p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Features Section */
.features {
    padding: 80px 0;
    background: white;
}

.features-list {
    max-width: 800px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 50px;
    padding: 30px;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #f8f9fa;
    transform: translateX(10px);
}

.feature-number {
    font-size: 3rem;
    font-weight: 700;
    color: #f7931a;
    min-width: 80px;
    opacity: 0.3;
}

.feature-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #333;
}

.feature-content p {
    color: #666;
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #f7931a, #ff6b35);
    color: white;
}

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

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-outline:hover {
    background: white;
    color: #f7931a;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo i {
    color: #f7931a;
    font-size: 2rem;
}

.footer-logo .logo-img {
    height: 35px;
    width: auto;
    object-fit: contain;
    background: none;
    filter: none;
}

.footer-section p {
    color: #ccc;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #f7931a;
    transform: translateY(-2px);
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #f7931a;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #ccc;
}

.footer-links {
    display: flex;
    gap: 20px;
}

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

.footer-links a:hover {
    color: #f7931a;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .swap-container {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .feature-number {
        min-width: auto;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .swap-card {
        padding: 20px;
    }
    
    .token-selector {
        min-width: 100px;
    }
    
    .hero-stats {
        justify-content: center;
    }
}