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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    color: #ffffff;
    line-height: 1.6;
}

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

/* Header */
.header {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00d4ff;
}

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

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

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

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

.connect-btn {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    border: none;
    padding: 12px 24px;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.connect-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ffffff, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.price-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem auto;
    max-width: 400px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ff88;
}

.label {
    font-size: 1.1rem;
    opacity: 0.8;
}

.price-change {
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.positive {
    background: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 16px 32px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: white;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Trading Section */
.trading-section {
    padding: 80px 0;
    background: rgba(0, 0, 0, 0.3);
}

.trading-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.trade-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.trade-panel {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.3s;
}

.trade-panel:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.buy-panel h3 {
    color: #00ff88;
}

.sell-panel h3 {
    color: #ff4444;
}

.green { color: #00ff88 !important; }
.red { color: #ff4444 !important; }

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    opacity: 0.9;
}

.input-group input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

.input-group input:focus {
    outline: none;
    border-color: #00d4ff;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.currency {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 600;
    opacity: 0.7;
}

.btn-buy-large, .btn-sell-large {
    width: 100%;
    padding: 18px;
    font-size: 1.2rem;
    border-radius: 12px;
    font-weight: 700;
    margin-top: 1rem;
}

.btn-buy-large {
    background: linear-gradient(45deg, #00ff88, #00cc66);
}

.btn-sell-large {
    background: linear-gradient(45deg, #ff4444, #cc3333);
}

/* Wallet Section */
.wallet-section {
    padding: 80px 0;
}

.wallet-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.wallet-balance {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.balance-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.balance .amount {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.wallet-address {
    max-width: 600px;
    margin: 0 auto;
}

.address-info {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.address-info label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 500;
}

.address {
    background: rgba(0, 0, 0, 0.3);
    padding: 1rem;
    border-radius: 12px;
    font-family: monospace;
    word-break: break-all;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.btn-copy {
    background: #00d4ff;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: rgba(20, 20, 40, 0.95);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2.5rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header h3 {
    margin: 0;
}

.close-btn {
    background: none;
    border: none;5
    font-size: 2rem;
    color: #999;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;const style = document.createElement('style');
style.textContent = notificationCSS;
document.head.appendChild(style);
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.modal-body {
    padding: 2rem 2.5rem 2.5rem;
}

.trade-summary