.referral-container {
    max-width: 800px;
    margin: 0 auto;
}

.referral-header {
    text-align: center;
    margin-bottom: 30px;
}

.referral-header h2 {
    font-size: 24px;
    color: var(--key-color);
    margin: 0 0 10px;
}

.referral-header .subtitle {
    color: var(--muted-color);
    margin: 0;
}

.referral-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.referral-cards .card {
    background: var(--main-bg-color);
    border-radius: var(--main-radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--main-shadow);
}

.referral-cards .card .card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 15px;
    background: var(--theme-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
}

.referral-cards .card .card-content h3 {
    font-size: 14px;
    color: var(--muted-color);
    margin: 0 0 10px;
}

.referral-cards .card .card-content .amount {
    font-size: 24px;
    font-weight: bold;
    color: var(--key-color);
    margin: 0;
}

.referral-cards .card .card-content .hint {
    font-size: 12px;
    color: var(--muted-2-color);
    margin: 5px 0 0;
}

.referral-section {
    background: var(--main-bg-color);
    border-radius: var(--main-radius);
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: var(--main-shadow);
}

.referral-section h3 {
    font-size: 16px;
    color: var(--key-color);
    margin: 0 0 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--main-border-color);
}

.link-box {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.link-box input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid var(--main-border-color);
    border-radius: var(--main-radius);
    background: var(--body-bg-color);
    font-size: 14px;
    color: var(--key-color);
}

.link-box .btn {
    padding: 12px 20px;
    background: var(--theme-color);
    color: #fff;
    border: none;
    border-radius: var(--main-radius);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.link-box .btn:hover {
    opacity: 0.9;
}

.share-options {
    display: flex;
    gap: 10px;
}

.share-btn {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--main-border-color);
    border-radius: var(--main-radius);
    background: var(--body-bg-color);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--key-color);
}

.share-btn:hover {
    background: var(--muted-bg-color);
}

.rules-box ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.rules-box li {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--main-border-color);
}

.rules-box li:last-child {
    border-bottom: none;
}

.rules-box li strong {
    min-width: 100px;
    color: var(--focus-color);
    font-weight: 600;
}

.rules-box li span {
    color: var(--muted-color);
    font-size: 14px;
}

.logs-box .empty {
    text-align: center;
    color: var(--muted-color);
    padding: 40px;
}

.logs-table {
    width: 100%;
    border-collapse: collapse;
}

.logs-table th,
.logs-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--main-border-color);
}

.logs-table th {
    background: var(--muted-bg-color);
    font-weight: 600;
    color: var(--key-color);
}

.logs-table .amount {
    color: #28a745;
    font-weight: 600;
}