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

body {
    background-color: #0A0B0D;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: #fff;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* TrustWallet banner */
.trust-banner {
    background-color: #1e293b;
    color: #fff;
    text-align: center;
    padding: 8px 12px;
    font-size: 14px;
    border-bottom: 1px solid #334155;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 2rem;
    border-bottom: 1px solid #202127;
    background-color: #0A0B0D;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: #9b9eab;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.network-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #1F2128;
    border-radius: 9999px;
    padding: 0.5rem 1rem;
    color: #fff;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid #373A43;
}

.connect-button {
    background-color: #1F2128;
    border: 1px solid #373A43;
    color: #fff;
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
}

.connect-button:hover {
    background-color: #2D2F38;
}

.connect-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Main content */
.main {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 80px);
    padding: 2rem;
}

/* Swap card */
.swap-card {
    background-color: #1B1F2A;
    border-radius: 24px;
    padding: 1.5rem;
    width: 100%;
    max-width: 480px;
    border: 1px solid #2D2F36;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.swap-header {
    margin-bottom: 1.5rem;
}

.swap-tabs {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
}

.swap-tabs span {
    color: #9b9eab;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.25rem 0;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}

.swap-tabs span.active {
    color: #fff;
    border-bottom-color: #f23645;
}

.token-panel {
    background-color: #0D0E12;
    border-radius: 20px;
    padding: 1rem;
    border: 1px solid #2D2F36;
    margin-bottom: 0.5rem;
}

.token-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.token-amount {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 1.8rem;
    font-weight: 500;
    width: 60%;
    outline: none;
}

.token-amount::placeholder {
    color: #3D404B;
}

.token-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #1F2128;
    border-radius: 9999px;
    padding: 0.5rem 1rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid #373A43;
}

.token-selector img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.balance-info {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #9b9eab;
    text-align: right;
}

/* Buy row (matches target screenshot) */
.buy-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: transparent;
    padding: 0.5rem 0;
    margin: 0.5rem 0;
}

.buy-rate {
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff;
    background-color: #0D0E12;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    border: 1px solid #2D2F36;
}

.buy-button {
    background: linear-gradient(90deg, #f23645, #d91f2a);
    border: none;
    color: #fff;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: filter 0.2s;
    border: 1px solid rgba(255,255,255,0.1);
}

.buy-button:hover:not(:disabled) {
    filter: brightness(1.1);
}

.buy-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.swap-button {
    background: linear-gradient(90deg, #f23645, #d91f2a);
    border: none;
    color: #fff;
    padding: 1rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 1.1rem;
    width: 100%;
    margin-top: 1rem;
    cursor: pointer;
    transition: filter 0.2s;
}

.swap-button:hover:not(:disabled) {
    filter: brightness(1.1);
}

.swap-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.status-message {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 16px;
    font-size: 0.9rem;
    text-align: center;
    display: none;
}

.status-success {
    background-color: #1e3625;
    color: #7ed285;
    display: block;
}

.status-error {
    background-color: #2f1e1e;
    color: #f28383;
    display: block;
}

.status-info {
    background-color: #1e2a3a;
    color: #79b8ff;
    display: block;
}

/* Wallet dropdown */
.wallet-info {
    position: fixed;
    top: 80px;
    right: 2rem;
    background-color: #1B1F2A;
    border-radius: 24px;
    padding: 1.5rem;
    border: 1px solid #2D2F36;
    width: 300px;
    display: none;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

@media (max-width: 640px) {
    .wallet-info {
        left: 50%;
        transform: translateX(-50%);
        right: auto;
        width: 90%;
        max-width: 320px;
    }
}

.wallet-address {
    font-family: monospace;
    background-color: #0D0E12;
    padding: 0.75rem;
    border-radius: 12px;
    margin: 1rem 0;
    word-break: break-all;
    border: 1px solid #2D2F36;
}

.disconnect-button {
    background: transparent;
    border: 1px solid #373A43;
    color: #fff;
    padding: 0.75rem;
    border-radius: 9999px;
    width: 100%;
    cursor: pointer;
    font-weight: 500;
}

.disconnect-button:hover {
    background-color: #2D2F38;
}

/* Mobile adjustments */
@media (max-width: 640px) {
    .header {
        padding: 0.75rem 1rem;
    }
    .nav-links {
        display: none;
    }
    .token-amount {
        font-size: 1.5rem;
    }
}