.product-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.btn-order-now {
    background: #000;
    color: #fff;
    border: none;
    padding: 16px 24px;
    font-family: var(--sans-font);
    font-size: 0.8rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    cursor: pointer;
    width: 100%;
    transition: background 0.3s;
}

.btn-order-now:hover { background: #333; }

.btn-inquiry-open {
    background: transparent;
    color: #000;
    border: 1px solid #000;
    padding: 14px 24px;
    font-family: var(--sans-font);
    font-size: 0.78rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    width: 100%;
    transition: 0.3s;
}

.btn-inquiry-open:hover { background: #000; color: #fff; }

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.modal-overlay.open { display: flex; }

.modal-box {
    background: #fff;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 32px 28px;
    position: relative;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
    line-height: 1;
}

.modal-close:hover { color: #000; }

.modal-title {
    font-family: var(--serif-font);
    font-size: 1.35rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.modal-sub {
    font-size: 0.78rem;
    color: #888;
    margin-bottom: 22px;
    line-height: 1.5;
}

.modal-form label {
    display: block;
    font-size: 0.68rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 6px;
}

.modal-form input,
.modal-form textarea,
.modal-form select {
    width: 100%;
    border: 1px solid #ddd;
    padding: 12px 14px;
    font-family: var(--sans-font);
    font-size: 0.88rem;
    margin-bottom: 14px;
    outline: none;
}

.modal-form input:focus,
.modal-form textarea:focus { border-color: #000; }

.modal-form textarea { height: 90px; resize: vertical; }

.qty-row {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 14px;
    max-width: 160px;
}

.qty-btn {
    width: 44px;
    height: 44px;
    border: 1px solid #ddd;
    background: #f9f9f9;
    font-size: 1.25rem;
    cursor: pointer;
    line-height: 1;
    transition: 0.2s;
}

.qty-btn:hover { background: #000; color: #fff; border-color: #000; }

.qty-input {
    width: 56px !important;
    text-align: center;
    margin: 0 !important;
    border-left: none !important;
    border-right: none !important;
    border-radius: 0 !important;
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.payment-options {
    margin-bottom: 14px;
}

.payment-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border: 2px solid #000;
    background: #fafafa;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.payment-option:hover {
    background: #f0f0f0;
}

.payment-option input[type="radio"] {
    width: auto;
    margin: 4px 0 0;
    accent-color: #000;
    flex-shrink: 0;
}

.payment-option-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.payment-option-content strong {
    font-size: 0.88rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #000;
}

.payment-option-content span {
    font-size: 0.78rem;
    color: #666;
    line-height: 1.4;
    text-transform: none;
    letter-spacing: 0;
}

.btn-modal-submit {
    width: 100%;
    background: #000;
    color: #fff;
    border: none;
    padding: 14px;
    font-size: 0.78rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    margin-top: 6px;
}

.btn-modal-submit:hover { background: #333; }

.btn-modal-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.modal-alert {
    padding: 14px 16px;
    font-size: 0.85rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.modal-alert.success {
    background: #f0fdf4;
    border-left: 3px solid #10b981;
    color: #166534;
}

.modal-alert.error {
    background: #fef2f2;
    border-left: 3px solid #ef4444;
    color: #991b1b;
}

@media (max-width: 480px) {
    .modal-box { padding: 28px 20px; }
}