/**
 * MRComputerPro Kiosk System - Customer Kiosk Styles
 *
 * Optimized for touch-screen kiosk interface (1920x1080)
 * Large touch targets, high contrast, clear visual hierarchy
 *
 * @package MRComputerPro Kiosk System
 * @version 1.0.0
 */

/* =====================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ===================================================== */

:root {
  /* Brand Colors */
  --color-primary: #0066cc;
  --color-primary-dark: #004d99;
  --color-primary-light: #3385d6;
  --color-secondary: #28a745;
  --color-secondary-dark: #1e7e34;

  /* Semantic Colors */
  --color-success: #28a745;
  --color-error: #dc3545;
  --color-warning: #ffc107;
  --color-info: #17a2b8;

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-100: #f8f9fa;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  --color-gray-800: #343a40;
  --color-gray-900: #212529;

  /* Background Colors */
  --bg-body: #f5f7fa;
  --bg-container: #ffffff;
  --bg-input: #ffffff;
  --bg-disabled: #e9ecef;

  /* Text Colors */
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --text-inverse: #ffffff;

  /* Border Colors */
  --border-color: #dee2e6;
  --border-color-focus: #0066cc;
  --border-color-error: #dc3545;

  /* Spacing Scale */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-xxl: 64px;

  /* Typography Scale */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-base: 18px;
  --font-size-sm: 16px;
  --font-size-lg: 20px;
  --font-size-xl: 24px;
  --font-size-xxl: 32px;
  --font-size-jumbo: 48px;

  --line-height-base: 1.6;
  --line-height-tight: 1.3;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Touch Targets */
  --touch-target-min: 44px;
  --touch-target-comfortable: 60px;
  --touch-target-large: 80px;

  /* Borders & Radius */
  --border-width: 2px;
  --border-radius-sm: 4px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* =====================================================
   RESET & BASE STYLES
   ===================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text-primary);
  background-color: var(--bg-body);
  min-height: 100vh;
  overflow-x: hidden;
}

/* =====================================================
   TYPOGRAPHY
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

h1 {
  font-size: var(--font-size-jumbo);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: var(--font-size-xxl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-sm);
}

strong {
  font-weight: var(--font-weight-semibold);
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--color-primary-dark);
}

/* =====================================================
   LAYOUT COMPONENTS
   ===================================================== */

.kiosk-container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.kiosk-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 3px solid var(--border-color);
}

.kiosk-logo {
  max-width: 300px;
  height: auto;
  margin-bottom: var(--space-sm);
}

.kiosk-title {
  font-size: var(--font-size-xxl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.kiosk-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

.kiosk-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.kiosk-footer {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-xl);
  border-top: 2px solid var(--border-color);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.btn-start-over {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  margin-bottom: var(--space-md);
  background: transparent;
  border: 2px solid var(--color-gray-400);
  border-radius: var(--radius-md);
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-start-over:hover {
  background: var(--color-gray-100);
  border-color: var(--color-gray-500);
  color: var(--color-gray-700);
}

/* =====================================================
   PROGRESS INDICATOR
   ===================================================== */

.progress-container {
  margin-bottom: var(--space-xl);
  padding: var(--space-md);
  background: var(--bg-container);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.progress-steps::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 40px;
  right: 40px;
  height: 4px;
  background: var(--border-color);
  z-index: 0;
}

.progress-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
}

.progress-step-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-container);
  border: 4px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xs);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-muted);
  transition: all var(--transition-base);
}

.progress-step.completed .progress-step-circle {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-white);
}

.progress-step.active .progress-step-circle {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.1);
}

.progress-step-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.progress-step.active .progress-step-label {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

/* =====================================================
   CARDS & PANELS
   ===================================================== */

.card {
  background: var(--bg-container);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow);
}

.card-header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--border-color);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

.card-description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-base);
}

.card-body {
  margin-bottom: var(--space-md);
}

/* =====================================================
   FORM ELEMENTS
   ===================================================== */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.form-label.required::after {
  content: ' *';
  color: var(--color-error);
}

.form-help {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--space-xs);
  line-height: var(--line-height-base);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  min-height: var(--touch-target-comfortable);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-lg);
  font-family: var(--font-family);
  color: var(--text-primary);
  background-color: var(--bg-input);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--border-color-focus);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--border-color-error);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background-color: var(--bg-disabled);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: var(--line-height-base);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23495057' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  background-size: 24px;
  padding-right: calc(var(--space-md) + 36px);
}

.form-error {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--space-xs);
  font-weight: var(--font-weight-medium);
}

/* Custom Checkbox */
.checkbox-wrapper {
  position: relative;
  padding-left: 60px;
  min-height: var(--touch-target-min);
  margin-bottom: var(--space-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  user-select: none;
}

.checkbox-wrapper input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkbox-custom {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 44px;
  width: 44px;
  background-color: var(--bg-input);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
}

.checkbox-wrapper:hover .checkbox-custom {
  border-color: var(--color-primary);
}

.checkbox-wrapper input[type="checkbox"]:checked ~ .checkbox-custom {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-custom::after {
  content: '';
  position: absolute;
  display: none;
  left: 14px;
  top: 8px;
  width: 12px;
  height: 20px;
  border: solid var(--color-white);
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

.checkbox-wrapper input[type="checkbox"]:checked ~ .checkbox-custom::after {
  display: block;
}

.checkbox-label {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-base);
  color: var(--text-primary);
}

/* Radio buttons */
.radio-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.radio-wrapper {
  position: relative;
  padding-left: 60px;
  min-height: var(--touch-target-min);
  cursor: pointer;
  display: flex;
  align-items: center;
  user-select: none;
}

.radio-wrapper input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.radio-custom {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 44px;
  width: 44px;
  background-color: var(--bg-input);
  border: var(--border-width) solid var(--border-color);
  border-radius: 50%;
  transition: all var(--transition-base);
}

.radio-wrapper:hover .radio-custom {
  border-color: var(--color-primary);
}

.radio-wrapper input[type="radio"]:checked ~ .radio-custom {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.radio-custom::after {
  content: '';
  position: absolute;
  display: none;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-white);
}

.radio-wrapper input[type="radio"]:checked ~ .radio-custom::after {
  display: block;
}

.radio-label {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-base);
  color: var(--text-primary);
}

/* =====================================================
   BUTTONS
   ===================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-target-large);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-inverse);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--text-inverse);
}

.btn-secondary {
  background-color: var(--color-gray-200);
  border-color: var(--color-gray-300);
  color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-gray-300);
  border-color: var(--color-gray-400);
  color: var(--text-primary);
}

.btn-success {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--text-inverse);
}

.btn-success:hover:not(:disabled) {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: var(--text-inverse);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: var(--text-inverse);
}

.btn-lg {
  min-height: 90px;
  padding: var(--space-lg) var(--space-xxl);
  font-size: var(--font-size-xxl);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Button Groups */
.btn-group {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.btn-group-spread {
  justify-content: space-between;
}

.btn-group-center {
  justify-content: center;
}

.btn-group-end {
  justify-content: flex-end;
}

/* =====================================================
   DEVICE ROW (Repair Multi-Device Entry)
   ===================================================== */

.device-row {
  position: relative;
  padding: var(--space-lg);
  background: var(--color-gray-100);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--space-md);
}

.device-row-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--border-color);
}

.device-row-number {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.btn-remove {
  min-height: var(--touch-target-min);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-error);
  border-color: var(--color-error);
  color: var(--text-inverse);
  font-size: var(--font-size-base);
  border-radius: var(--border-radius);
  cursor: pointer;
  border: none;
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
}

.btn-remove:hover {
  background-color: #c82333;
  transform: translateY(-1px);
}

.btn-add-device {
  width: 100%;
  margin-bottom: var(--space-lg);
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--text-inverse);
}

.btn-add-device:hover:not(:disabled) {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
}

/* =====================================================
   DEVICE COUNT SELECTOR
   ===================================================== */

.device-count-selector {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  max-width: 300px;
}

.device-count-btn {
  width: 60px;
  height: 60px;
  min-height: 60px;
  padding: 0;
  font-size: 28px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.device-count-input {
  width: 100px;
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

/* =====================================================
   FORM ROW (Side-by-side fields)
   ===================================================== */

.form-row {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.form-group-half {
  flex: 1;
  min-width: 200px;
}

/* =====================================================
   RADIO CARD STYLES (Standalone - no radio-wrapper)
   ===================================================== */

.radio-card-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.radio-card {
  position: relative;
  flex: 1;
  min-width: 200px;
  cursor: pointer;
  display: block;
}

.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.radio-card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
  background: var(--bg-container);
  border: 3px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.radio-card input[type="radio"]:checked + .radio-card-content {
  border-color: var(--color-primary);
  background-color: rgba(0, 102, 204, 0.1);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.3);
}

.radio-card input[type="radio"]:focus + .radio-card-content {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.radio-card:hover .radio-card-content {
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.radio-card-icon {
  font-size: 40px;
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.radio-card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.radio-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* =====================================================
   PRICING TABLE
   ===================================================== */

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-md);
  background: var(--bg-container);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.pricing-table th,
.pricing-table td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.pricing-table th {
  background-color: var(--color-primary);
  color: var(--text-inverse);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.pricing-table td {
  font-size: var(--font-size-base);
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

.pricing-table tr:nth-child(even) {
  background-color: var(--color-gray-100);
}

.pricing-category {
  font-weight: var(--font-weight-semibold);
}

.pricing-amount {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
}

/* =====================================================
   REVIEW SUMMARY
   ===================================================== */

.review-section {
  background: var(--bg-container);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
}

.review-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--border-color);
}

.review-section-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.btn-edit {
  min-height: var(--touch-target-min);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-base);
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-edit:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: var(--text-inverse);
}

.review-item {
  display: flex;
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-base);
}

.review-item-label {
  font-weight: var(--font-weight-semibold);
  min-width: 200px;
  color: var(--text-secondary);
}

.review-item-value {
  flex: 1;
  color: var(--text-primary);
}

.review-device-list {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 0 0;
}

.review-device-item {
  background: var(--color-gray-100);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
}

.review-device-item h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

/* =====================================================
   ALERTS & MESSAGES
   ===================================================== */

.alert {
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-md);
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-base);
}

.alert-success {
  background-color: #d4edda;
  border-color: #c3e6cb;
  color: #155724;
}

.alert-error {
  background-color: #f8d7da;
  border-color: #f5c6cb;
  color: #721c24;
}

.alert-warning {
  background-color: #fff3cd;
  border-color: #ffeaa7;
  color: #856404;
}

.alert-info {
  background-color: #d1ecf1;
  border-color: #bee5eb;
  color: #0c5460;
}

/* =====================================================
   LOADING STATES
   ===================================================== */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
}

.loading-spinner {
  width: 80px;
  height: 80px;
  border: 8px solid var(--color-gray-300);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-top: var(--space-md);
  text-align: center;
}

/* =====================================================
   CONFIRMATION PAGE
   ===================================================== */

.confirmation-container {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xxl) var(--space-lg);
}

.confirmation-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
  background-color: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.confirmation-icon::after {
  content: '\2713';
  font-size: 72px;
  color: var(--color-white);
  font-weight: var(--font-weight-bold);
}

.confirmation-title {
  font-size: var(--font-size-jumbo);
  color: var(--color-success);
  margin-bottom: var(--space-md);
}

.tracking-number {
  font-size: var(--font-size-xxl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  background: var(--color-gray-100);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--border-radius-lg);
  margin: var(--space-lg) 0;
  display: inline-block;
  letter-spacing: 2px;
}

.confirmation-message {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  line-height: var(--line-height-base);
}

/* =====================================================
   DISCLAIMER BOX
   ===================================================== */

.disclaimer-box {
  background: var(--bg-container);
  border: 3px solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  max-height: 400px;
  overflow-y: auto;
}

.disclaimer-box h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.disclaimer-box p {
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  margin-bottom: var(--space-md);
}

.disclaimer-box ul {
  margin: var(--space-sm) 0 var(--space-md) var(--space-lg);
  font-size: var(--font-size-base);
}

.disclaimer-box li {
  margin-bottom: var(--space-xs);
}

/* =====================================================
   SERVICE SELECTION CARDS
   ===================================================== */

.service-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.service-card {
  position: relative;
  background: var(--bg-container);
  border: 3px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  min-height: 200px;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card.selected {
  border-color: var(--color-primary);
  background-color: rgba(0, 102, 204, 0.05);
}

.service-card input[type="checkbox"] {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 44px;
  height: 44px;
  cursor: pointer;
}

.service-card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  margin-right: 60px;
}

.service-card-description {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-base);
}

/* =====================================================
   UTILITIES
   ===================================================== */

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

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

.text-primary {
  color: var(--color-primary);
}

.text-success {
  color: var(--color-success);
}

.text-error {
  color: var(--color-error);
}

.mb-0 {
  margin-bottom: 0 !important;
}

.mt-lg {
  margin-top: var(--space-lg);
}

.hidden {
  display: none !important;
}

/* =====================================================
   RESPONSIVE ADJUSTMENTS
   ===================================================== */

@media (max-width: 1280px) {
  :root {
    --font-size-base: 16px;
    --font-size-jumbo: 36px;
    --font-size-xxl: 28px;
  }

  .kiosk-container {
    padding: var(--space-md);
  }
}

@media (max-width: 768px) {
  .btn-group {
    flex-direction: column;
  }

  .btn-group .btn {
    width: 100%;
  }

  .service-cards {
    grid-template-columns: 1fr;
  }

  .progress-steps {
    flex-direction: column;
  }

  .progress-steps::before {
    display: none;
  }

  .progress-step {
    margin-bottom: var(--space-md);
  }
}