body {
    margin: 0;
    padding: 0;
    background-color: #0d0f12;
    color: #e2e8f0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.support-container {
    max-width: 480px;
    width: 100%;
    padding: 2rem;
    text-align: center;
    box-sizing: border-box;
}

h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #ffffff;
    font-weight: 700;
}

.subtitle {
    color: #96aac7;
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 2.5rem;
}

.crypto-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.crypto-card {
    background: #181a1f;
    border: 1px solid #2d3139;
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.crypto-card:hover {
    border-color: #46a3e5;
    transform: translateY(-1px);
}

.coin-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #22252d;
    flex-shrink: 0;
}

.coin-info {
    flex-grow: 1;
    min-width: 0;
}

.coin-name {
    font-weight: 600;
    color: #ffffff;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.network-badge {
    font-size: 0.75rem;
    background: #2d3139;
    color: #94a3b8;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.coin-address {
    font-size: 0.85rem;
    color: #64748b;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 0.25rem;
}

.actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.action-btn {
    background: #22252d;
    border: none;
    color: #94a3b8;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    background: #46a3e5;
    color: #ffffff;
}

.copy-btn {
    padding: 0.5rem 0.75rem;
    width: 65px;
}

.copy-btn.copied {
    background: #10b981;
    color: #ffffff;
}

.qr-btn {
    padding: 0.4rem;
}

.footer-easter-egg {
    font-size: 0.75rem;
    color: #334155;
    margin-top: 2rem;
    user-select: none;
}

.qr-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.qr-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.qr-content {
    background: #181a1f;
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid #2d3139;
    text-align: center;
    max-width: 300px;
    width: 90%;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.qr-modal.active .qr-content {
    transform: translateY(0);
}

.qr-content h3 {
    margin: 0 0 1.5rem 0;
    color: #ffffff;
}

.qr-image-placeholder {
    width: 200px;
    height: 200px;
    background: #ffffff;
    margin: 0 auto 1.5rem auto;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.qr-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.close-modal-btn {
    background: #2d3139;
    border: none;
    color: #ffffff;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s;
}

.close-modal-btn:hover {
    background: #46a3e5;
}