.donate-section {
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
    padding: 20px 0;
    box-sizing: border-box;
}

.donate-title {
    margin: 0 0 8px 0;
    font-size: 28px;
    color: #000;
    font-family: arial, helvetica, sans-serif;
    font-weight: normal;
}

.donate-note strong {
    color: #333;
    font-weight: bold;
}

.donate-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 40px;
    width: 100%;
}

.donate-card {
    border: 1px solid #e0e0e0;
    border-radius: 16px;
    background: #fff;
    padding: 20px;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    box-sizing: border-box;
}

.donate-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-color: #ccc;
}

.donate-coin {
    font-weight: bold;
    font-size: 18px;
    color: #000;
    margin-bottom: 4px;
    font-family: arial, helvetica, sans-serif;
}

.donate-net {
    color: #666;
    font-size: 13px;
    margin-bottom: 16px;
    font-family: arial, helvetica, sans-serif;
}

.donate-addr {
    margin: 12px 0;
    padding: 12px 14px;
    border: 1px dashed #999;
    border-radius: 12px;
    background: #f8f9fa;
    word-break: break-all;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
    line-height: 1.4;
    color: #333;
    flex-grow: 1;
}

.donate-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0;
}

.donate-btn {
    appearance: none;
    border: 1px solid #ddd;
    background: #f8f9fa;
    color: #333;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-family: arial, helvetica, sans-serif;
    font-size: 13px;
    transition: all 0.2s ease;
    flex: 1;
    min-width: 120px;
    text-align: center;
    text-decoration: none;
    box-sizing: border-box;
}

.donate-btn:hover {
    background: #e9ecef;
    border-color: #007bff;
    color: #007bff;
}

.donate-btn:active {
    transform: translateY(1px);
}

.donate-btn-bank {
    background: #ffdd2d;
    border-color: #ffcc00;
    color: #000;
    font-weight: bold;
}

.donate-btn-bank:hover {
    background: #ffd633;
    border-color: #ff9900;
    color: #000;
}

.donate-toast {
    position: fixed;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 12px 16px;
    border-radius: 8px;
    display: none;
    gap: 10px;
    align-items: center;
    z-index: 1000;
    max-width: calc(100vw - 40px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    font-family: arial, helvetica, sans-serif;
    font-size: 14px;
}

.donate-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #28a745;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .donate-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .donate-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 767px) and (min-width: 480px) {
    .donate-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .donate-section {
        width: 100%;
        padding: 15px 0;
        margin: 0;
    }

    .donate-title {
        font-size: 24px;
    }

    .donate-subtitle {
        font-size: 13pt;
    }

    .donate-note {
        padding: 12px 16px;
        font-size: 11pt;
    }

    .donate-card {
        padding: 16px;
    }

    .donate-btn {
        min-width: 100%;
        padding: 10px;
        font-size: 14px;
    }

    .donate-actions {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 479px) {
    .donate-grid {
        grid-template-columns: 1fr;
    }
}