/* =============================================
   Instig Reserve - Frontend Styles
   Brand Color: #2D74B4
   Redesigned: Clean card-based layout with
   icon-row sections and blue accent borders
   ============================================= */

/* =============================================
   Reset & Container
   ============================================= */
.ir-reservation-wizard {
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    padding: 24px 20px;
    font-family: 'Microsoft JhengHei', 'PingFang TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #333;
    background: transparent;
    min-height: 400px;
}

.ir-reservation-wizard * {
    box-sizing: border-box;
}

/* =============================================
   Step Indicator
   ============================================= */
.ir-steps-indicator {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 32px;
    padding: 0 10px;
}

.ir-step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    min-width: 60px;
}

.ir-step-num {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #e0e0e0;
    color: #999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.ir-step-label {
    font-size: 12px;
    color: #999;
    margin-top: 8px;
    white-space: nowrap;
    transition: color 0.3s ease;
    text-align: center;
}

.ir-step-item.active .ir-step-num {
    background: #2D74B4;
    color: #fff;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.3);
}

.ir-step-item.active .ir-step-label {
    color: #2D74B4;
    font-weight: 600;
}

.ir-step-item.completed .ir-step-num {
    background: #2D74B4;
    color: #fff;
}

.ir-step-item.completed .ir-step-label {
    color: #2D74B4;
}

.ir-step-connector {
    flex: 1;
    height: 2px;
    background: #e0e0e0;
    margin: 0 6px;
    margin-top: 17px;
    transition: background 0.3s ease;
    min-width: 24px;
}

.ir-step-connector.completed {
    background: #2D74B4;
}

/* =============================================
   Step Content
   ============================================= */
.ir-step-content {
    min-height: 300px;
}

.ir-step-content .ir-step + .ir-step {
    display: none;
}

.ir-step-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 20px;
    color: #333;
}

.ir-section-title {
    font-size: 15px;
    font-weight: 600;
    margin: 24px 0 12px;
    color: #555;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* =============================================
   Section Label (small gray text above cards)
   ============================================= */
.ir-section-label {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
    padding-left: 4px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* =============================================
   Icon Row — signature card layout
   White card with icon column + blue border + content
   ============================================= */
.ir-icon-row {
    background: #fff;
    border-radius: 8px;
    display: flex;
    padding: 20px;
    margin-bottom: 16px;
    border: 1px solid #eee;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.2s ease;
}

.ir-icon-row:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.ir-icon-col {
    width: 56px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.ir-icon-col .ir-icon {
    font-size: 28px;
    color: #2D74B4;
    opacity: 0.7;
    line-height: 1;
}

.ir-icon-content {
    flex: 1;
    padding-left: 20px;
    border-left: 3px solid #2D74B4;
    min-width: 0;
}

/* =============================================
   Direction Cards (Step 1)
   ============================================= */
.ir-direction-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.ir-direction-card {
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.ir-direction-card:hover {
    border-color: #2D74B4;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.12);
}

.ir-direction-card.selected {
    border-color: #2D74B4;
    background: #f0f7ff;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.15);
}

.ir-direction-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    color: #333;
}

.ir-direction-icon {
    font-size: 48px;
    line-height: 1;
    margin-bottom: 6px;
}

.ir-direction-desc {
    font-size: 13px;
    color: #888;
    line-height: 1.4;
}

/* =============================================
   Airport Cards (Step 2)
   ============================================= */
.ir-airport-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.ir-airport-card {
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 16px 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.ir-airport-card:hover {
    border-color: #2D74B4;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.12);
}

.ir-airport-card.selected {
    border-color: #2D74B4;
    background: #f0f7ff;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.15);
}

.ir-airport-card-icon {
    font-size: 28px;
    line-height: 1;
}

.ir-airport-card-name {
    font-size: 13px;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
}

/* Airport card error highlight */
.ir-airport-cards.ir-card-error .ir-airport-card {
    border-color: #e74c3c;
}

/* =============================================
   Form Elements
   ============================================= */
.ir-form-grid {
    max-width: 100%;
}

.ir-form-row {
    margin-bottom: 16px;
    flex: 1;
}

.ir-form-row-inline {
    display: flex;
    gap: 16px;
}

.ir-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: #666;
}

.ir-required {
    color: #e74c3c;
    margin-left: 2px;
}

.ir-input {
    width: 100%;
    height: 44px;
    padding: 10px 14px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    font-size: 15px;
    color: #333;
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
    -webkit-appearance: none;
    appearance: none;
}

.ir-input:focus {
    outline: none;
    border-color: #2D74B4;
    box-shadow: 0 0 0 3px rgba(45, 116, 180, 0.1);
}

.ir-input::placeholder {
    color: #bbb;
}

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

.ir-hint-danger {
    color: #e74c3c !important;
    font-size: 12px !important;
    margin-top: 6px !important;
    line-height: 1.4 !important;
}

select.ir-input {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23999' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

/* =============================================
   Stops
   ============================================= */
.ir-stop-block {
    background: #fafafa !important;
    border: 1px solid #e0e0e0 !important;
    border-radius: 8px !important;
    padding: 16px !important;
    margin-bottom: 12px !important;
    position: relative !important;
}

.ir-stop-header {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin-bottom: 10px !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    color: #555 !important;
}

.ir-stop-fee-label {
    font-size: 12px !important;
    color: #2D74B4 !important;
    font-weight: 500 !important;
    margin-left: auto !important;
}

.ir-btn-add-stop {
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
    background: none !important;
    border: none !important;
    color: #2D74B4 !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    padding: 8px 4px !important;
    font-family: inherit !important;
    transition: opacity 0.2s ease !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.ir-btn-add-stop:hover {
    opacity: 0.7 !important;
}

/* =============================================
   Vehicle Cards
   ============================================= */
.ir-vehicle-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.ir-vehicle-card {
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ir-vehicle-card:hover {
    border-color: #2D74B4;
    box-shadow: 0 2px 10px rgba(45, 116, 180, 0.15);
}

.ir-vehicle-card.selected {
    border-color: #2D74B4;
    box-shadow: 0 3px 14px rgba(45, 116, 180, 0.25);
}

.ir-vehicle-img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    display: block;
}

.ir-vehicle-img-placeholder {
    width: 100%;
    height: 140px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    font-size: 40px;
}

.ir-vehicle-info {
    padding: 16px;
}

.ir-vehicle-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #333;
}

.ir-vehicle-desc {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
    line-height: 1.4;
}

.ir-vehicle-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
    color: #666;
    margin-bottom: 10px;
}

.ir-vehicle-specs span {
    background: #f0f4f8;
    padding: 3px 10px;
    border-radius: 4px;
    white-space: nowrap;
}

.ir-vehicle-price {
    font-size: 18px;
    font-weight: 700;
    color: #2D74B4;
}

.ir-call-quote {
    color: #e67e22;
    font-weight: 600;
}

.ir-no-price {
    color: #999;
    font-size: 14px;
}

/* Capacity message */
.ir-capacity-msg {
    padding: 10px 15px;
    border-radius: 6px;
    font-size: 13px;
    line-height: 1.5;
}

.ir-capacity-msg.ir-error {
    background: #fde8e8;
    color: #e74c3c;
    border: 1px solid #f5c6cb;
}

.ir-luggage-row {
    gap: 10px;
}

.ir-luggage-hint {
    padding: 8px 12px;
    margin-top: 6px;
    background: #f5f7fa;
    color: #555;
    font-size: 13px;
    border-radius: 6px;
    border: 1px dashed #d8dce3;
}

.ir-luggage-hint #ir-luggage-used,
.ir-luggage-hint #ir-luggage-max {
    font-weight: 600;
    color: #2c5282;
}

/* =============================================
   Surcharges
   ============================================= */
.ir-surcharges-list {
    margin-bottom: 24px;
}

.ir-surcharge-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 8px;
    background: #fff;
    transition: border-color 0.2s ease;
}

.ir-surcharge-item:hover {
    border-color: #ccc;
}

.ir-surcharge-name {
    font-weight: 500;
    margin-right: 10px;
    font-size: 14px;
    color: #444;
}

.ir-surcharge-price {
    font-size: 13px;
    color: #666;
    white-space: nowrap;
}

.ir-surcharge-desc {
    display: block;
    font-size: 12px;
    color: #999;
    margin-top: 2px;
    line-height: 1.4;
}

.ir-surcharge-qty {
    display: flex;
    align-items: center;
    gap: 0;
    flex-shrink: 0;
}

.ir-surcharge-text-row {
    margin: -8px 0 8px;
    padding: 10px 14px;
    background: #f8f9fa;
    border: 1px dashed #d0d7de;
    border-top: none;
    border-radius: 0 0 8px 8px;
}
.ir-surcharge-text-row .ir-input {
    padding: 8px 12px;
    font-size: 14px;
    width: 100%;
}
.ir-surcharge-text-hint {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #888;
}

.ir-qty-btn {
    width: 32px !important;
    height: 32px !important;
    border: none !important;
    border-radius: 50% !important;
    background: #2D74B4 !important;
    color: #fff !important;
    cursor: pointer !important;
    font-size: 16px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.15s ease !important;
    line-height: 1 !important;
    padding: 0 !important;
    margin: 0 !important;
    min-width: 32px !important;
    min-height: 32px !important;
    box-shadow: none !important;
    outline: none !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.ir-qty-btn:hover {
    background: #245d93 !important;
    transform: scale(1.05);
}

.ir-qty-btn:active {
    transform: scale(0.95);
}

.ir-qty-value {
    display: inline-block !important;
    width: 36px !important;
    text-align: center !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    color: #333 !important;
    line-height: 32px !important;
}

/* =============================================
   Confirm Page
   ============================================= */
.ir-confirm-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.ir-confirm-card {
    background: #fff;
    border: 1px solid #e8eaed;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.ir-confirm-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: #f8f9fb;
    border-bottom: 1px solid #e8eaed;
}

.ir-confirm-card-header h3 {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: #444;
}

.ir-confirm-card-icon {
    font-size: 18px;
    line-height: 1;
}

.ir-confirm-card-body {
    padding: 16px 20px;
}

.ir-confirm-row {
    display: flex;
    padding: 9px 0;
    border-bottom: 1px solid #f2f3f5;
    font-size: 14px;
    line-height: 1.5;
}

.ir-confirm-row:last-child {
    border-bottom: none;
}

.ir-confirm-label {
    color: #888;
    width: 100px;
    flex-shrink: 0;
    font-weight: 500;
    font-size: 13px;
}

.ir-confirm-value {
    color: #333;
    flex: 1;
}

/* =============================================
   Price Breakdown
   ============================================= */
.ir-confirm-price-card {
    border-color: #c8d8e8;
    background: #f4f7fa;
}

.ir-confirm-price-card .ir-confirm-card-header {
    background: #e8f0f8;
    border-color: #c8d8e8;
}

.ir-confirm-price-card .ir-confirm-card-header h3 {
    color: #2D74B4;
}

.ir-price-breakdown {
    max-width: 400px;
}

.ir-price-row {
    display: flex;
    justify-content: space-between;
    padding: 7px 0;
    font-size: 14px;
    color: #555;
}

.ir-price-sub {
    padding-left: 16px;
    color: #888;
    font-size: 13px;
}

.ir-price-total {
    border-top: 2px solid #2D74B4;
    margin-top: 10px;
    padding-top: 12px;
    font-size: 18px;
    font-weight: 700;
    color: #2D74B4;
}

.ir-text-muted {
    color: #999;
    font-size: 13px;
}

/* =============================================
   Complete Page
   ============================================= */
.ir-complete-step {
    text-align: center;
    padding: 48px 20px;
}

.ir-complete-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: #d4edda;
    color: #28a745;
    font-size: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.ir-complete-title {
    font-size: 24px;
    font-weight: 700;
    color: #28a745;
    margin-bottom: 16px;
}

.ir-complete-no {
    font-size: 18px;
    margin-bottom: 16px;
    color: #2D74B4;
    font-weight: 600;
}

.ir-complete-msg {
    font-size: 14px;
    color: #666;
    margin-bottom: 16px;
    line-height: 1.6;
}

.ir-complete-price {
    font-size: 20px;
    font-weight: 700;
    color: #2D74B4;
    margin-bottom: 24px;
}

.ir-complete-note {
    font-size: 13px;
    color: #999;
    line-height: 1.5;
}

/* =============================================
   Navigation Buttons
   ============================================= */
.ir-step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    padding-top: 20px;
}

.ir-btn {
    padding: 12px 30px !important;
    border: none !important;
    border-radius: 25px !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    font-family: inherit !important;
    line-height: 1.4 !important;
    -webkit-appearance: none !important;
    appearance: none !important;
    text-decoration: none !important;
}

.ir-btn-prev {
    background: #fff !important;
    color: #666 !important;
    border: 1px solid #d1d5db !important;
    padding: 14px 30px !important;
}

.ir-btn-prev:hover {
    background: #f9f9f9 !important;
    border-color: #bbb !important;
    color: #444 !important;
}

.ir-btn-next {
    background: #2D74B4 !important;
    color: #fff !important;
    margin-left: auto !important;
    padding: 14px 40px !important;
    font-size: 16px !important;
    box-shadow: 0 2px 8px rgba(45, 116, 180, 0.25) !important;
}

.ir-btn-next:hover {
    background: #245d93 !important;
    box-shadow: 0 3px 12px rgba(45, 116, 180, 0.35) !important;
}

.ir-btn-next:disabled {
    background: #a0c4e4 !important;
    cursor: not-allowed !important;
    box-shadow: none !important;
}

.ir-btn-small {
    padding: 6px 14px !important;
    border: 1px solid #2D74B4 !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    cursor: pointer !important;
    background: #fff !important;
    color: #2D74B4 !important;
    transition: all 0.2s ease !important;
    font-family: inherit !important;
    font-weight: 500 !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.ir-btn-small:hover {
    background: #2D74B4 !important;
    color: #fff !important;
}

.ir-btn-danger {
    border-color: #e74c3c !important;
    color: #e74c3c !important;
}

.ir-btn-danger:hover {
    background: #e74c3c !important;
    color: #fff !important;
}

/* =============================================
   Error Toast (top-level fallback)
   ============================================= */
.ir-error-toast {
    background: #fde8e8;
    color: #c0392b;
    border: 1px solid #f5c6cb;
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    animation: irSlideDown 0.3s ease;
    line-height: 1.5;
}

@keyframes irSlideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =============================================
   Field-Level Validation Errors
   ============================================= */
.ir-input.ir-input-error,
.ir-input-error {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1) !important;
}

.ir-input.ir-input-error:focus {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15) !important;
}

.ir-field-error {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 4px;
    display: block;
    animation: irSlideDown 0.2s ease;
}

/* Direction/vehicle/airport card error highlight */
.ir-direction-card.ir-card-error,
.ir-vehicle-card.ir-card-error,
.ir-airport-card.ir-card-error {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

/* =============================================
   Loading
   ============================================= */
.ir-loading {
    text-align: center;
    padding: 48px;
    color: #999;
    font-size: 14px;
}

.ir-loading::after {
    content: '';
    display: block;
    width: 32px;
    height: 32px;
    margin: 16px auto 0;
    border: 3px solid #e0e0e0;
    border-top-color: #2D74B4;
    border-radius: 50%;
    animation: irSpin 0.8s linear infinite;
}

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

/* =============================================
   Utility
   ============================================= */
.ir-hidden {
    display: none !important;
}

/* =============================================
   Responsive — Mobile
   ============================================= */
@media (max-width: 600px) {
    .ir-reservation-wizard {
        padding: 12px 10px;
    }

    .ir-steps-indicator {
        overflow-x: auto;
        padding: 0 4px;
        -webkit-overflow-scrolling: touch;
    }

    .ir-step-label {
        font-size: 10px;
    }

    .ir-step-num {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }

    .ir-step-connector {
        margin-top: 15px;
        min-width: 16px;
    }

    .ir-step-title {
        font-size: 18px;
    }

    /* Icon row stacks vertically on mobile */
    .ir-icon-row {
        flex-direction: column;
        padding: 16px;
    }

    .ir-icon-col {
        width: auto;
        flex-direction: row;
        gap: 10px;
        margin-bottom: 12px;
        padding-top: 0;
    }

    .ir-icon-content {
        border-left: none;
        border-top: 3px solid #2D74B4;
        padding-left: 0;
        padding-top: 16px;
    }

    /* Single column for card grids */
    .ir-direction-cards,
    .ir-vehicle-cards {
        grid-template-columns: 1fr;
    }

    .ir-airport-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .ir-direction-card {
        padding: 18px;
    }

    .ir-form-row-inline {
        flex-direction: column;
        gap: 0;
    }

    .ir-surcharge-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .ir-surcharge-qty {
        align-self: flex-end;
    }

    .ir-step-nav {
        flex-direction: column-reverse;
        gap: 10px;
    }

    .ir-btn {
        width: 100%;
        text-align: center;
    }

    .ir-btn-next {
        margin-left: 0;
    }

    .ir-btn-prev {
        margin-left: 0;
    }

    .ir-vehicle-img,
    .ir-vehicle-img-placeholder {
        height: 120px;
    }

    .ir-confirm-card-body {
        padding: 12px 16px;
    }

    .ir-confirm-label {
        width: 90px;
    }
}

/* =============================================
   Responsive — Small tablets
   ============================================= */
@media (max-width: 480px) {
    .ir-step-item {
        min-width: 48px;
    }

    .ir-step-label {
        font-size: 9px;
    }

    .ir-vehicle-info {
        padding: 12px;
    }
}

/* =============================================
   Loading Overlay
   ============================================= */
#ir-loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(0);
    -webkit-backdrop-filter: blur(0);
    transition: background 0.3s ease, backdrop-filter 0.3s ease, -webkit-backdrop-filter 0.3s ease;
}

#ir-loading-overlay.ir-loading-visible {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.ir-loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#ir-loading-overlay.ir-loading-visible .ir-loading-content {
    opacity: 1;
    transform: scale(1);
}

/* Car scene */
.ir-loading-car-scene {
    position: relative;
    width: 180px;
    height: 64px;
}

.ir-loading-road {
    position: absolute;
    bottom: 0;
    left: -30px;
    right: -30px;
    height: 2px;
    background: repeating-linear-gradient(
        90deg,
        #cbd5e1 0px,
        #cbd5e1 10px,
        transparent 10px,
        transparent 20px
    );
    animation: ir-road-scroll 0.4s linear infinite;
}

@keyframes ir-road-scroll {
    from { background-position-x: 0; }
    to   { background-position-x: 20px; }
}

.ir-loading-car {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation: ir-car-bounce 0.5s ease-in-out infinite;
}

.ir-loading-car-emoji {
    font-size: 48px;
    line-height: 1;
    display: block;
}

@keyframes ir-car-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(-3px); }
}

@keyframes ir-car-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(-3px); }
}

/* Exhaust puffs */
.ir-loading-puffs {
    position: absolute;
    bottom: 10px;
    right: 32px;
}

.ir-loading-puffs span {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #d1d5db;
    opacity: 0;
    animation: ir-puff 1.2s ease-out infinite;
}

.ir-loading-puffs span:nth-child(2) {
    animation-delay: 0.4s;
    width: 5px;
    height: 5px;
}

.ir-loading-puffs span:nth-child(3) {
    animation-delay: 0.8s;
    width: 4px;
    height: 4px;
}

@keyframes ir-puff {
    0%   { opacity: 0.5; transform: translate(0, 0) scale(0.4); }
    50%  { opacity: 0.2; }
    100% { opacity: 0; transform: translate(24px, -10px) scale(1.5); }
}

.ir-loading-text {
    font-size: 16px;
    font-weight: 600;
    color: #334155;
    letter-spacing: 0.02em;
}

/* =============================================
   Customer Reservation Lookup
   ============================================= */
.ir-lookup-wrapper {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 20px;
    font-family: 'Microsoft JhengHei', 'PingFang TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #333;
}
.ir-lookup-wrapper * { box-sizing: border-box; }

.ir-lookup-title {
    font-size: 24px;
    font-weight: 700;
    color: #2D74B4;
    margin: 0 0 16px;
    text-align: center;
}

.ir-lookup-intro {
    text-align: center;
    color: #666;
    margin: 0 0 24px;
    font-size: 14px;
}

/* Notices */
.ir-lookup-notice {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.5;
}
.ir-lookup-notice-success {
    background: #e8f5e9;
    border: 1px solid #4caf50;
    color: #2e7d32;
}
.ir-lookup-notice-error {
    background: #fff3f3;
    border: 1px solid #d63638;
    color: #b32d2e;
}
.ir-lookup-notice-icon {
    flex-shrink: 0;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: #4caf50;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

/* Form */
.ir-lookup-form {
    background: #fff;
    border: 1px solid #e2e4e7;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.ir-lookup-form-row {
    margin-bottom: 16px;
}
.ir-lookup-form-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: #444;
    font-size: 14px;
}
.ir-lookup-form-row input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d2d5da;
    border-radius: 6px;
    font-size: 15px;
    transition: border-color 0.15s;
}
.ir-lookup-form-row input:focus {
    border-color: #2D74B4;
    outline: none;
    box-shadow: 0 0 0 3px rgba(45,116,180,0.15);
}
.ir-lookup-form-actions {
    text-align: center;
    margin-top: 20px;
}
.ir-lookup-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #2D74B4;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 12px 36px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    min-width: 160px;
    transition: background 0.15s;
}
.ir-lookup-btn-primary:hover:not(:disabled) { background: #235a8e; }
.ir-lookup-btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.ir-lookup-btn-secondary {
    display: inline-block;
    background: #fff;
    color: #2D74B4;
    border: 1px solid #2D74B4;
    border-radius: 6px;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s;
}
.ir-lookup-btn-secondary:hover { background: #f0f6fb; }
.ir-lookup-btn-spinner {
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: ir-lookup-spin 0.7s linear infinite;
}
@keyframes ir-lookup-spin {
    to { transform: rotate(360deg); }
}
.ir-lookup-form-error {
    margin-top: 16px;
    padding: 10px 14px;
    background: #fff3f3;
    border: 1px solid #d63638;
    color: #b32d2e;
    border-radius: 6px;
    font-size: 14px;
    text-align: center;
}

.ir-lookup-actions {
    text-align: center;
    margin-top: 24px;
}

/* Detail */
.ir-lookup-detail { margin-top: 12px; }

.ir-lookup-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    background: linear-gradient(135deg, #2D74B4 0%, #235a8e 100%);
    color: #fff;
    padding: 18px 22px;
    border-radius: 8px;
    margin-bottom: 18px;
}
.ir-lookup-banner-no { display: flex; flex-direction: column; gap: 2px; }
.ir-lookup-banner-label { font-size: 12px; opacity: 0.85; }
.ir-lookup-banner-value { font-size: 20px; font-weight: 700; letter-spacing: 0.5px; }
.ir-lookup-banner-status { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ir-lookup-banner-direction {
    background: rgba(255,255,255,0.2);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
}

.ir-lookup-badge-success,
.ir-lookup-badge-warn,
.ir-lookup-badge-info,
.ir-lookup-badge-danger {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
}
.ir-lookup-badge-success { background: #4caf50; color: #fff; }
.ir-lookup-badge-warn    { background: #ff9800; color: #fff; }
.ir-lookup-badge-info    { background: #2196f3; color: #fff; }
.ir-lookup-badge-danger  { background: #d63638; color: #fff; }

.ir-lookup-card {
    background: #fff;
    border: 1px solid #e2e4e7;
    border-radius: 8px;
    padding: 18px 22px;
    margin-bottom: 16px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}
.ir-lookup-card-title {
    font-size: 16px;
    font-weight: 700;
    color: #2D74B4;
    margin: 0 0 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid #2D74B4;
}

.ir-lookup-table {
    width: 100%;
    border-collapse: collapse;
}
.ir-lookup-table th,
.ir-lookup-table td {
    padding: 8px 4px;
    text-align: left;
    font-size: 14px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: top;
}
.ir-lookup-table th {
    width: 32%;
    color: #666;
    font-weight: 600;
}
.ir-lookup-table tr:last-child th,
.ir-lookup-table tr:last-child td { border-bottom: none; }

.ir-lookup-price-table .ir-lookup-price-sub th,
.ir-lookup-price-table .ir-lookup-price-sub td {
    color: #888;
    font-size: 13px;
    padding-left: 16px;
}
.ir-lookup-price-total th,
.ir-lookup-price-total td {
    border-top: 2px solid #2D74B4;
    font-weight: 700;
    font-size: 16px;
    color: #2D74B4;
    padding-top: 12px;
}

/* Route */
.ir-lookup-route {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.ir-lookup-route-point {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}
.ir-lookup-route-icon {
    flex-shrink: 0;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: #2D74B4;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}
.ir-lookup-route-icon--stop { background: #ff9800; }
.ir-lookup-route-icon--dropoff { background: #4caf50; }
.ir-lookup-route-content { flex: 1; min-width: 0; }
.ir-lookup-route-label {
    font-size: 13px;
    color: #666;
    font-weight: 600;
    margin-bottom: 4px;
}
.ir-lookup-route-address {
    font-size: 14px;
    color: #333;
    line-height: 1.5;
    word-break: break-word;
}
.ir-lookup-tag {
    display: inline-block;
    background: #e8f1fa;
    color: #2D74B4;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 6px;
}

.ir-lookup-footer-note {
    text-align: center;
    color: #888;
    font-size: 13px;
    margin: 20px 0 0;
}

@media (max-width: 600px) {
    .ir-lookup-wrapper { padding: 20px 12px; }
    .ir-lookup-banner { flex-direction: column; align-items: flex-start; }
    .ir-lookup-table th { width: 38%; }
}

/* === Coupon section in step-5 === */
.ir-coupon-section {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed #ddd;
}
.ir-coupon-label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
    color: #333;
}
.ir-coupon-input-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.ir-coupon-input-row input {
    flex: 1;
}
.ir-coupon-input-row button {
    flex: 0 0 auto;
    white-space: nowrap;
}
.ir-btn-secondary {
    height: 44px;
    padding: 0 22px;
    background: #2D74B4;
    color: #fff;
    border: 1px solid #2D74B4;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
    line-height: 1.4;
    -webkit-appearance: none;
    appearance: none;
}
.ir-btn-secondary:hover {
    background: #245d93;
    border-color: #245d93;
}
.ir-btn-secondary:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(45, 116, 180, 0.2);
}
.ir-btn-secondary:disabled {
    background: #a0c4e4;
    border-color: #a0c4e4;
    cursor: not-allowed;
}
.ir-coupon-applied {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #e8f5e9;
    color: #2e7d32;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 14px;
}
.ir-coupon-applied strong {
    color: #1b5e20;
}
.ir-btn-link {
    background: transparent;
    border: none;
    color: #d63638;
    cursor: pointer;
    text-decoration: underline;
    font-size: 13px;
    padding: 4px 6px;
}
.ir-coupon-error {
    margin-top: 6px;
    padding: 8px 12px;
    background: #fdecea;
    color: #d63638;
    border-radius: 6px;
    font-size: 13px;
}
/* Discount line in breakdown */
.ir-price-discount span:last-child {
    color: #d63638;
}