.referral-hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.referral-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    margin: 40px auto;
    max-width: 600px;
}

.earn-amount {
    font-size: 4rem;
    font-weight: bold;
    color: #4CAF50;
    margin-bottom: 10px;
}

.referral-link-section {
    margin: 30px 0;
}

.link-container {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.link-container input {
    flex: 1;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.copy-btn, .verify-btn {
    padding: 15px 25px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

.upi-section {
    margin-top: 30px;
}

.upi-input-container {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.upi-note {
    color: #ffeb3b;
    font-size: 0.9rem;
    margin-top: 10px;
}

.referral-rules {
    margin-top: 50px;
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.rule-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
}

.rule-number {
    width: 40px;
    height: 40px;
    background: #4CAF50;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-weight: bold;
}

.terms-section {
    margin-top: 40px;
    text-align: left;
}

.terms-section ul {
    list-style: none;
    padding: 0;
}

.terms-section li {
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.terms-section li:before {
    content: "•";
    color: #4CAF50;
    position: absolute;
    left: 0;
}