/**
 * MK Tire Booking - Premium Frontend Styles
 * Typography: Montserrat (Bold/700 for headings), Poppins (Light/300, Medium/500 for body)
 * Theme: Crimson Red (#e31837) with Pure Black (#000000)
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
    --mk-primary-color: #e31837;
    --mk-primary-dark: #c01530;
    --mk-primary-light: #ff4d6a;
    --mk-black: #000000;
    --mk-gray-dark: #333333;
    --mk-gray: #666666;
    --mk-gray-light: #e0e0e0;
    --mk-white: #ffffff;
    --mk-success: #28a745;
    --mk-warning: #ffc107;
    --mk-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    --mk-shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.1);
    --mk-transition: all 0.3s ease;
}

/* ==========================================================================
   Global Styles
   ========================================================================== */
.mk-tire-booking-wrapper {
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    color: var(--mk-black);
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    line-height: 1.6;
}

/* Headings use Montserrat Bold */
.mk-tire-booking-wrapper h1,
.mk-tire-booking-wrapper h2,
.mk-tire-booking-wrapper h3,
.mk-tire-booking-wrapper h4,
.mk-tire-booking-wrapper h5,
.mk-tire-booking-wrapper h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--mk-black);
    margin: 0 0 15px 0;
}

/* ==========================================================================
   Progress Bar
   ========================================================================== */
.mk-progress-bar {
    margin-bottom: 50px;
}

.mk-progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    position: relative;
}

.mk-progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
    position: relative;
    z-index: 2;
}

.mk-step-number {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--mk-gray-light);
    color: var(--mk-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    transition: var(--mk-transition);
}

.mk-step-label {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 13px;
    color: var(--mk-gray);
    text-align: center;
    transition: var(--mk-transition);
}

.mk-progress-step.mk-step-active .mk-step-number,
.mk-progress-step.mk-step-completed .mk-step-number {
    background: var(--mk-primary-color);
    color: var(--mk-white);
    box-shadow: 0 3px 10px rgba(227, 24, 55, 0.3);
}

.mk-progress-step.mk-step-active .mk-step-label,
.mk-progress-step.mk-step-completed .mk-step-label {
    color: var(--mk-primary-color);
    font-weight: 500;
}

.mk-progress-line {
    height: 4px;
    background: var(--mk-gray-light);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.mk-progress-fill {
    height: 100%;
    background: var(--mk-primary-color);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Step Container
   ========================================================================== */
.mk-booking-step {
    display: none;
    animation: mkFadeIn 0.4s ease-out;
}

.mk-booking-step.mk-step-active {
    display: block;
}

@keyframes mkFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mk-step-header {
    text-align: center;
    margin-bottom: 40px;
}

.mk-step-title {
    font-size: 32px;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.mk-step-description {
    font-size: 16px;
    color: var(--mk-gray);
    font-weight: 300;
    margin: 0;
}

/* ==========================================================================
   Services Grid (Step 1)
   ========================================================================== */
.mk-services-grid {
    margin-bottom: 40px;
}

.mk-category-toggle {
    text-align: center;
    margin-bottom: 30px;
}

.mk-btn-show-all {
    background: var(--mk-white);
    border: 2px solid var(--mk-primary-color);
    color: var(--mk-primary-color);
    padding: 10px 25px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--mk-transition);
    font-size: 14px;
}

.mk-btn-show-all:hover {
    background: var(--mk-primary-color);
    color: var(--mk-white);
}

.mk-category-section {
    margin-bottom: 50px;
}

.mk-category-heading {
    margin-bottom: 25px;
    text-align: center;
}

.mk-category-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 28px;
    color: var(--mk-black);
    margin-bottom: 10px;
}

.mk-category-description {
    font-size: 16px;
    color: var(--mk-gray);
    font-weight: 300;
    margin: 0;
}

.mk-services-grid-category {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.mk-service-card {
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 25px;
    cursor: pointer;
    transition: var(--mk-transition);
    box-shadow: var(--mk-shadow);
}

.mk-service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--mk-shadow-hover);
    border-color: var(--mk-primary-light);
}

.mk-service-card.mk-selected {
    border-color: var(--mk-primary-color);
    background: linear-gradient(135deg, rgba(227, 24, 55, 0.05), rgba(227, 24, 55, 0.02));
    box-shadow: 0 6px 20px rgba(227, 24, 55, 0.15);
}

.mk-service-thumbnail {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

.mk-service-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--mk-black);
}

.mk-service-description {
    font-size: 14px;
    color: var(--mk-gray);
    margin-bottom: 15px;
    line-height: 1.5;
}

.mk-service-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--mk-gray-light);
}

.mk-price-label {
    font-size: 13px;
    color: var(--mk-gray);
    font-weight: 500;
}

.mk-price-value {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 24px;
    color: var(--mk-primary-color);
}

/* ==========================================================================
   Service Areas Grid (Step 2)
   ========================================================================== */
.mk-areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.mk-area-card {
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 25px;
    cursor: pointer;
    transition: var(--mk-transition);
    box-shadow: var(--mk-shadow);
}

.mk-area-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--mk-shadow-hover);
    border-color: var(--mk-primary-light);
}

.mk-area-card.mk-selected {
    border-color: var(--mk-primary-color);
    background: linear-gradient(135deg, rgba(227, 24, 55, 0.05), rgba(227, 24, 55, 0.02));
    box-shadow: 0 6px 20px rgba(227, 24, 55, 0.15);
}

.mk-area-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--mk-black);
}

.mk-area-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mk-area-info-item {
    display: none;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--mk-gray-dark);
}

.mk-area-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ==========================================================================
   Date & Time Selection (Step 3)
   ========================================================================== */
.mk-datetime-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
    align-items: start;
}

.mk-calendar-section {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.mk-timeslots-section {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.mk-section-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--mk-black);
}

.mk-calendar {
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--mk-shadow);
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.mk-calendar-grid {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.mk-calendar-header {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
}

.mk-calendar-nav {
    background: transparent;
    border: 2px solid var(--mk-gray-light);
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--mk-transition);
    color: var(--mk-black);
    padding: 0;
}

.mk-calendar-nav:hover:not(:disabled) {
    border-color: var(--mk-primary-color);
    background: rgba(227, 24, 55, 0.05);
    color: var(--mk-primary-color);
}

.mk-calendar-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.mk-calendar-month {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 24px; /* Increased from 18px */
    color: var(--mk-black);
    flex: 1;
    text-align: center;
}

.mk-calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
    margin-bottom: 10px;
}

.mk-calendar-weekday {
    text-align: center;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 12px;
    color: var(--mk-gray);
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mk-calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
    flex: 1;
}

.mk-calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid transparent;
    border-radius: 50%; /* Changed to circular */
    background: var(--mk-white);
    cursor: pointer;
    transition: var(--mk-transition);
    font-family: 'Poppins', sans-serif;
    font-weight: 700; /* Increased from 500 - more prominent */
    font-size: 16px; /* Increased from 14px */
    color: #000000; /* Explicit black for high contrast */
    position: relative;
}

.mk-calendar-day:hover:not(.mk-calendar-day-disabled) {
    border-color: var(--mk-primary-light);
    background: #e0e0e0; /* Light grey circular background on hover */
    border-radius: 50%;
}

.mk-calendar-day.mk-selected {
    border-color: var(--mk-primary-color);
    background: var(--mk-primary-color);
    color: var(--mk-white);
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(227, 24, 55, 0.3); /* Subtle box-shadow for selected date */
}

.mk-calendar-day.mk-calendar-day-disabled {
    opacity: 0.3;
    cursor: not-allowed;
    color: #666666; /* Dark grey for disabled dates */
    font-weight: 500;
}

.mk-calendar-day.mk-calendar-day-today {
    font-weight: 700;
}

.mk-calendar-day.mk-calendar-day-today:not(.mk-calendar-day-disabled)::before {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--mk-primary-color);
    border-radius: 50%;
}

.mk-calendar-day.mk-selected.mk-calendar-day-today::before {
    background: var(--mk-white);
}

.mk-calendar-day-empty {
    visibility: hidden;
    pointer-events: none;
}

.mk-calendar-day-number {
    display: block;
}

.mk-timeslots {
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--mk-shadow);
    max-height: 500px;
    overflow-y: auto;
}

.mk-timeslot {
    display: block;
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 10px;
    border: 2px solid var(--mk-gray-light);
    border-radius: 8px;
    background: var(--mk-white);
    cursor: pointer;
    transition: var(--mk-transition);
    text-align: center;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    color: var(--mk-black);
}

.mk-timeslot:hover {
    border-color: var(--mk-primary-light);
    background: rgba(227, 24, 55, 0.05);
}

.mk-timeslot.mk-selected {
    border-color: var(--mk-primary-color);
    background: var(--mk-primary-color);
    color: var(--mk-white);
}

.mk-no-selection {
    text-align: center;
    color: var(--mk-gray);
    padding: 40px 20px;
    font-style: italic;
}

/* ==========================================================================
   Customer Details Form (Step 4)
   ========================================================================== */
.mk-details-form {
    background: var(--mk-white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--mk-shadow);
    margin-bottom: 30px;
}

.mk-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
    align-items: start; /* Align items at start for consistent alignment */
}

.mk-form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px; /* Consistent bottom margin */
}

/* Additional Service Questions section - consistent padding */
.mk-form-section-title + .mk-form-row {
    margin-top: 10px;
}

/* Ensure Number of Tires aligns with Rim Size */
.mk-form-row .mk-form-group {
    margin-bottom: 0; /* Remove bottom margin when in a row */
}

/* Hide Next buttons in Step 1 and Step 2 (auto-advance on selection) */
#mkStep1Next,
#mkStep2Next {
    display: none !important;
}

.mk-form-label {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: var(--mk-black);
    margin-bottom: 12px; /* Increased from 8px for better spacing */
    display: block;
}

.mk-required {
    color: var(--mk-primary-color);
}

.mk-form-control {
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    font-size: 15px;
    padding: 12px 15px;
    border: 2px solid var(--mk-gray-light);
    border-radius: 8px;
    transition: var(--mk-transition);
    color: var(--mk-black);
    line-height: 1.5; /* Ensure proper line height */
    height: auto; /* Allow natural height */
    min-height: 48px; /* Minimum height for visibility */
    background-color: var(--mk-white);
}

/* Select dropdowns - ensure text is visible */
.mk-form-control select,
select.mk-form-control {
    color: var(--mk-black) !important;
    background-color: var(--mk-white) !important;
    padding: 12px 15px;
    line-height: 1.5;
    height: auto;
    min-height: 48px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.mk-form-control select option,
select.mk-form-control option {
    color: var(--mk-black) !important;
    background-color: var(--mk-white) !important;
    padding: 10px 15px;
}

.mk-form-control select:focus,
select.mk-form-control:focus {
    color: var(--mk-black) !important;
    background-color: var(--mk-white) !important;
}

.mk-form-control::placeholder {
    color: var(--mk-gray) !important;
    opacity: 1;
}

.mk-form-control:focus {
    outline: none;
    border-color: var(--mk-primary-color);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
    color: var(--mk-black) !important;
}

.mk-form-control.mk-error {
    border-color: var(--mk-primary-color);
    background-color: rgba(227, 24, 55, 0.05);
}

.mk-form-group-full {
    grid-column: 1 / -1;
}

.mk-field-error {
    display: block;
    color: var(--mk-primary-color);
    font-size: 12px;
    margin-top: 5px;
    min-height: 18px;
    font-weight: 500;
}

.mk-form-help {
    font-size: 12px;
    color: var(--mk-gray);
    margin-top: 5px;
    font-style: italic;
}

.mk-radio-group {
    display: flex;
    gap: 20px;
    margin-top: 5px;
}

.mk-radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    font-size: 15px;
    color: var(--mk-black);
}

.mk-radio-input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--mk-primary-color);
}

.mk-radio-input:checked + span {
    font-weight: 500;
    color: var(--mk-primary-color);
}

.mk-form-divider {
    height: 1px;
    background: var(--mk-gray-light);
    margin: 30px 0;
}

.mk-form-section-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--mk-black);
}

/* Price Summary */
.mk-price-summary {
    background: linear-gradient(135deg, rgba(227, 24, 55, 0.05), rgba(227, 24, 55, 0.02));
    border: 2px solid var(--mk-primary-color);
    border-radius: 12px;
    padding: 20px;
    margin-top: 30px;
}

.mk-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    color: var(--mk-gray-dark);
}

.mk-price-row strong {
    font-weight: 500;
    color: var(--mk-black);
}

.mk-total-row {
    border-top: 2px solid var(--mk-primary-color);
    margin-top: 10px;
    padding-top: 15px;
}

.mk-total-row span,
.mk-total-row strong {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 20px;
    color: var(--mk-primary-color);
}

/* ==========================================================================
   Confirmation Summary (Step 5)
   ========================================================================== */
.mk-confirmation-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.mk-summary-card {
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--mk-shadow);
}

.mk-summary-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--mk-black);
    padding-bottom: 15px;
    border-bottom: 2px solid var(--mk-gray-light);
}

.mk-summary-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
}

.mk-summary-label {
    color: var(--mk-gray);
    font-weight: 300;
}

.mk-summary-value {
    color: var(--mk-black);
    font-weight: 500;
    text-align: right;
}

.mk-summary-total {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(227, 24, 55, 0.05), rgba(227, 24, 55, 0.02));
    border-color: var(--mk-primary-color);
}

.mk-total-amount {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 36px;
    color: var(--mk-primary-color);
    text-align: center;
    padding: 20px 0;
}

/* Payment Options */
.mk-payment-options {
    margin-bottom: 40px;
}

.mk-payment-choice {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.mk-radio-card {
    display: block;
    background: var(--mk-white);
    border: 2px solid var(--mk-gray-light);
    border-radius: 12px;
    padding: 25px;
    cursor: pointer;
    transition: var(--mk-transition);
    box-shadow: var(--mk-shadow);
    position: relative;
}

.mk-radio-card:hover {
    border-color: var(--mk-primary-light);
    transform: translateY(-3px);
    box-shadow: var(--mk-shadow-hover);
}

.mk-radio-card input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.mk-radio-card input[type="radio"]:checked + .mk-radio-content {
    border-color: var(--mk-primary-color);
}

.mk-radio-card input[type="radio"]:checked ~ * {
    color: var(--mk-primary-color);
}

.mk-radio-content {
    pointer-events: none;
}

.mk-radio-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--mk-black);
}

.mk-radio-description {
    font-size: 14px;
    color: var(--mk-gray);
}

.mk-radio-card input[type="radio"]:checked ~ .mk-radio-content .mk-radio-title {
    color: var(--mk-primary-color);
}

/* ==========================================================================
   Action Buttons
   ========================================================================== */
.mk-step-actions {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
    align-items: center;
}

.mk-payment-actions {
    flex-wrap: wrap;
}

.mk-payment-buttons {
    display: flex;
    gap: 15px;
}

.mk-btn {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 16px;
    padding: 15px 35px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--mk-transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.mk-btn-primary {
    background: var(--mk-primary-color);
    color: var(--mk-white);
    box-shadow: 0 4px 12px rgba(227, 24, 55, 0.3);
}

.mk-btn-primary:hover:not(:disabled) {
    background: var(--mk-primary-dark);
    box-shadow: 0 6px 18px rgba(227, 24, 55, 0.4);
    transform: translateY(-2px);
}

.mk-btn-secondary {
    background: var(--mk-white);
    color: var(--mk-black);
    border: 2px solid var(--mk-gray-light);
}

.mk-btn-secondary:hover {
    border-color: var(--mk-black);
    transform: translateY(-2px);
}

.mk-btn-success {
    background: var(--mk-success);
    color: var(--mk-white);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.mk-btn-success:hover {
    background: #218838;
    box-shadow: 0 6px 18px rgba(40, 167, 69, 0.4);
    transform: translateY(-2px);
}

.mk-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================================================
   Success Message
   ========================================================================== */
.mk-success-message {
    text-align: center;
    padding: 60px 40px;
    background: var(--mk-white);
    border-radius: 12px;
    box-shadow: var(--mk-shadow);
}

.mk-success-icon {
    margin-bottom: 30px;
    animation: mkScaleIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes mkScaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.mk-success-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 32px;
    color: var(--mk-success);
    margin-bottom: 15px;
}

.mk-success-text {
    font-size: 16px;
    color: var(--mk-gray-dark);
    margin-bottom: 20px;
}

.mk-success-id {
    font-size: 14px;
    color: var(--mk-gray);
}

/* ==========================================================================
   Loading State
   ========================================================================== */
.mk-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.mk-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--mk-gray-light);
    border-top-color: var(--mk-primary-color);
    border-radius: 50%;
    animation: mkSpin 0.8s linear infinite;
}

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

/* ==========================================================================
   Checkout Page
   ========================================================================== */
.mk-checkout-wrapper {
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    color: var(--mk-black);
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
    line-height: 1.6;
}

/* Hide default WordPress page title when using checkout shortcode */
.mk-checkout-wrapper .entry-title,
.mk-checkout-wrapper .page-title,
.mk-checkout-wrapper h1.entry-title {
    display: none;
}

.mk-checkout-container {
    background: var(--mk-white);
    border-radius: 12px;
    box-shadow: var(--mk-shadow);
    padding: 40px;
}

.mk-checkout-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 36px;
    text-align: center;
    margin-bottom: 40px;
    color: var(--mk-black);
    margin-top: 0;
}

.mk-checkout-content {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.mk-checkout-left {
    flex: 0 0 65%;
    min-width: 0;
}

.mk-checkout-right {
    flex: 0 0 35%;
    min-width: 0;
}

.mk-checkout-section {
    margin-bottom: 30px;
}

.mk-checkout-section-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--mk-black);
}

.mk-checkout-summary {
    position: sticky;
    top: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mk-summary-service {
    background: var(--mk-white);
    border: 1px solid var(--mk-gray-light);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 0;
}

.mk-summary-service-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    color: var(--mk-black);
    margin-bottom: 8px;
}

.mk-summary-service-datetime {
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    font-size: 14px;
    color: var(--mk-gray);
}

.mk-checkout-error {
    background: #f8d7da;
    color: #721c24;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    border: 1px solid #f5c6cb;
}

.mk-checkout-success {
    background: #d4edda;
    color: #155724;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    border: 1px solid #c3e6cb;
    text-align: center;
}

.mk-checkout-note {
    margin-top: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--mk-primary-color);
}

.mk-checkout-help {
    font-size: 14px;
    color: var(--mk-gray);
    margin-top: 10px;
    margin-bottom: 0;
}

.mk-summary-card {
    background: var(--mk-white);
    border: 1px solid var(--mk-gray-light);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
}

.mk-summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--mk-gray-light);
}

.mk-summary-item:last-child {
    border-bottom: none;
}

.mk-summary-label {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: var(--mk-gray);
}

.mk-summary-value {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 14px;
    color: var(--mk-black);
}

.mk-summary-coupon-card {
    background: var(--mk-white);
    border: 1px solid var(--mk-gray-light);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 0;
}

.mk-summary-coupon {
    color: var(--mk-gray);
    font-style: italic;
    border-bottom: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mk-coupon-icon {
    font-size: 20px;
    font-weight: 700;
    color: var(--mk-gray);
    line-height: 1;
}

.mk-summary-total-row {
    border-top: 2px solid var(--mk-gray-light);
    padding-top: 15px;
    margin-top: 15px;
}

.mk-summary-total-row .mk-summary-label {
    font-weight: 700;
    font-size: 18px;
}

.mk-summary-total-row .mk-summary-value.mk-total-price {
    font-weight: 700;
    font-size: 24px;
    color: var(--mk-black);
}

.mk-btn-checkout {
    background: #c30000;
    color: var(--mk-white);
    border: none;
    padding: 18px 30px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    text-transform: uppercase;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    transition: var(--mk-transition);
    margin-top: auto;
}

.mk-btn-checkout:hover {
    background: #a00000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(195, 0, 0, 0.3);
}

.mk-btn-checkout:active {
    transform: translateY(0);
}

.mk-btn-checkout:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive checkout layout */
@media (max-width: 968px) {
    .mk-checkout-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .mk-checkout-left,
    .mk-checkout-right {
        flex: 1 1 100%;
        width: 100%;
    }
    
    .mk-checkout-summary {
        position: static;
    }
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .mk-tire-booking-wrapper {
        padding: 20px 15px;
    }

    .mk-step-title {
        font-size: 26px;
    }

    .mk-progress-steps {
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .mk-step-label {
        font-size: 11px;
    }

    .mk-services-grid,
    .mk-areas-grid {
        grid-template-columns: 1fr;
    }

    .mk-datetime-container {
        grid-template-columns: 1fr;
    }

    .mk-calendar-section,
    .mk-timeslots-section {
        min-height: 400px;
    }

    .mk-payment-choice {
        grid-template-columns: 1fr;
    }

    .mk-confirmation-summary {
        grid-template-columns: 1fr;
    }

    .mk-step-actions {
        flex-direction: column-reverse;
    }

    .mk-btn {
        width: 100%;
        justify-content: center;
    }
}