/* ==========================================================================
   LÊ TUÂN ADS - MODAL ORDER & VIETQR PAYMENT STYLES
   ========================================================================== */

/* Modal Overlay Backdrop */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 14, 20, 0.78);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Modal Dialog Window */
.order-modal {
    background: var(--bg-card);
    width: 100%;
    max-width: 680px;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .order-modal {
    transform: scale(1) translateY(0);
}

/* Modal Header */
.modal-header {
    padding: 20px 28px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface);
}

.modal-header-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header-title span.badge {
    font-size: 12px;
    background: var(--primary-light);
    color: var(--primary);
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background: var(--bg-subtle);
    color: var(--text-main);
}

/* Progress Step Tracker */
.modal-steps-tracker {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
}

.step-item {
    flex: 1;
    text-align: center;
    padding: 12px 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-muted);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-bottom: 2px solid transparent;
}

.step-item.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: var(--primary-light);
}

.step-item.completed {
    color: var(--success);
}

.step-num {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--bg-subtle);
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
}

.step-item.active .step-num {
    background: var(--primary);
    color: #FFF;
}

.step-item.completed .step-num {
    background: var(--success);
    color: #FFF;
}

/* Modal Body Scrollable Area */
.modal-body {
    padding: 28px;
    overflow-y: auto;
    flex-grow: 1;
}

/* Order Summary Box */
.order-package-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.order-pkg-info h4 {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 4px;
    color: var(--text-main);
}

.order-pkg-info p {
    font-size: 13px;
    color: var(--text-muted);
}

.order-pkg-price {
    text-align: right;
}

.order-price-val {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
}

.order-price-note {
    font-size: 12px;
    color: var(--text-muted);
}

/* Form Controls */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
}

.form-label span.req {
    color: var(--primary);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* VietQR Payment Section */
.vietqr-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: grid;
    grid-template-columns: 210px 1fr;
    gap: 24px;
    align-items: center;
    margin-bottom: 20px;
}

.vietqr-image-wrap {
    text-align: center;
    background: #FFFFFF;
    padding: 12px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    border: 1px solid #E2E8F0;
}

.vietqr-image-wrap img {
    width: 100%;
    height: auto;
    display: block;
}

.vietqr-image-tip {
    font-size: 11px;
    color: #64748B;
    margin-top: 8px;
    font-weight: 600;
}

.vietqr-details-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bank-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--border-color);
    font-size: 13px;
}

.bank-detail-label {
    color: var(--text-muted);
}

.bank-detail-value {
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.copy-badge {
    cursor: pointer;
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--primary);
    transition: all var(--transition-fast);
}

.copy-badge:hover {
    background: var(--primary);
    color: #FFF;
}

.vietqr-notice {
    background: #FFFBEB;
    border: 1px solid #FDE68A;
    color: #B45309;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 20px;
    line-height: 1.5;
}

body.dark-theme .vietqr-notice {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.3);
    color: #FCD34D;
}

/* Modal Footer */
.modal-footer {
    padding: 16px 28px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface);
}

/* Step Views Control */
.modal-step-content {
    display: none;
}

.modal-step-content.active {
    display: block;
}

/* Success View */
.order-success-box {
    text-align: center;
    padding: 30px 20px;
}

.success-icon-wrap {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--success-light);
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
}

.success-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text-main);
}

.success-desc {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 480px;
    margin: 0 auto 24px;
}

.success-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Loading State Spinner */
.spinner-btn {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #FFF;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 640px) {
    .vietqr-box {
        grid-template-columns: 1fr;
    }
    .vietqr-image-wrap {
        max-width: 220px;
        margin: 0 auto;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .modal-footer {
        flex-direction: column-reverse;
        gap: 12px;
    }
    .modal-footer .btn {
        width: 100%;
    }
}