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

:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1f2937;
    --gray: #6b7280;
    --light: #f3f4f6;
    --white: #ffffff;
    --border: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--dark);
}

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

header {
    text-align: center;
    color: var(--white);
    margin-bottom: 30px;
    animation: fadeIn 0.6s ease-in;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.last-updated {
    font-size: 0.9rem;
    opacity: 0.9;
}

.loading-state, .error-state {
    text-align: center;
    background: var(--white);
    padding: 60px 20px;
    border-radius: 16px;
    box-shadow: 0 10px 30px var(--shadow);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--light);
    border-top-color: var(--primary);
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: spin 1s linear infinite;
}

.error-state button {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    margin-top: 20px;
    transition: background 0.3s;
}

.error-state button:hover {
    background: var(--secondary);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: var(--white);
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 6px var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    animation: slideUp 0.6s ease-out;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 12px var(--shadow);
}

.card h2 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    color: var(--dark);
    border-bottom: 2px solid var(--border);
    padding-bottom: 8px;
}

.balance-card {
    border-left: 4px solid var(--primary);
}

.available-card {
    border-left: 4px solid var(--success);
}

.pending-card {
    border-left: 4px solid var(--warning);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

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

.stat-row.total-value {
    margin-top: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--success);
}

.label {
    color: var(--gray);
    font-size: 0.95rem;
}

.value {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--dark);
}

.value.price {
    color: var(--primary);
}

.rewards-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.reward-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--light);
    border-radius: 8px;
}

.reward-item.total-value-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    margin-top: 8px;
    border: none;
}

.reward-item.total-value-item .token-name,
.reward-item.total-value-item .token-amount {
    color: var(--white);
}

.token-name {
    font-weight: 500;
    color: var(--dark);
}

.token-amount {
    font-weight: 600;
    color: var(--success);
}

.token-amount.usd-value {
    font-size: 1.15rem;
}

.farm-details {
    background: var(--white);
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 6px var(--shadow);
    animation: slideUp 0.7s ease-out;
}

.farm-details h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--dark);
}

.farm-card {
    background: var(--light);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 16px;
    border-left: 4px solid var(--primary);
}

.farm-card h3 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--dark);
    word-break: break-all;
}

.farm-rewards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.farm-reward-group h4 {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.loading-placeholder {
    text-align: center;
    color: var(--gray);
    padding: 20px;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .farm-rewards {
        grid-template-columns: 1fr;
    }
}