#pay-app {
    display: block;
}

.pay-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pay-product {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.pay-product-name {
    margin: 0;
    font-size: 20px;
}

.pay-product-price {
    color: var(--muted);
    font-size: 15px;
    white-space: nowrap;
}

.pay-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Блок опции («Дополнительно») занимает всю ширину сетки .prestart-form. */
.pay-options-form .pay-options-field {
    display: block;
    grid-column: 1 / -1;
}

.pay-options-field > .prestart-label {
    display: block;
    margin-bottom: 8px;
    padding-top: 0;
}

.pay-options-field .pay-option-hint {
    margin-top: 6px;
}

.pay-section-block {
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
}

.pay-section-block + .pay-section-block {
    margin-top: 12px;
}

.pay-section-block .pay-section-title {
    margin: 0 0 12px;
}

.pay-prestart-form .prestart-password-row {
    grid-template-columns: minmax(0, 1fr);
    column-gap: 0;
}

.pay-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.pay-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.pay-checkbox:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.pay-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--accent, #6ea8fe);
    cursor: pointer;
}

.pay-checkbox-name {
    flex: 1;
    font-weight: 500;
}

.pay-variant-price {
    color: var(--muted);
    font-size: 0.875rem;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.pay-checkbox--out {
    cursor: not-allowed;
    opacity: 0.6;
}

.pay-checkbox--out:hover {
    border-color: var(--border);
}

.pay-checkbox--out .pay-checkbox-name {
    text-decoration: line-through;
}

.pay-checkbox--out input[type="checkbox"] {
    cursor: not-allowed;
}

.pay-variant-out {
    color: #ff9b9b;
    font-weight: 600;
}

.pay-option-hint {
    display: block;
    margin-top: 4px;
    font-size: 13px;
    line-height: 1.4;
}

.pay-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
}

.pay-summary-label {
    color: var(--muted);
    font-size: 15px;
}

.pay-summary-value {
    font-size: 20px;
    font-weight: 700;
}

#pay-total {
    display: inline-block;
    font-variant-numeric: tabular-nums;
    transition: color 0.2s ease;
}

#pay-total.pay-total-bump {
    animation: pay-total-bump 0.38s ease;
}

@keyframes pay-total-bump {
    0% { transform: scale(1); }
    35% { transform: scale(1.14); color: var(--accent, #6ea8fe); }
    100% { transform: scale(1); }
}

.pay-section-title {
    margin: 4px 0 0;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
}

.pay-message {
    margin: 0;
    font-size: 14px;
    color: var(--muted);
}

.pay-message.is-error {
    color: var(--danger, #ff6b6b);
}

.pay-note {
    margin: 0;
    font-size: 13px;
    line-height: 1.4;
    text-align: center;
}

.pay-note a {
    color: var(--accent, #6ea8fe);
}

.pay-actions {
    margin-top: 8px;
}

#btn-pay {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.pay-btn-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: pay-btn-spin 0.7s linear infinite;
    display: none;
}

#btn-pay.is-loading .pay-btn-spinner {
    display: inline-block;
}

@keyframes pay-btn-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}