/**
 * ZEISS Component Styles
 * =======================
 * Production-ready UI components for ZEISS India Partner Portal
 *
 * Version: 1.0.0
 * Created: 2026-02-05
 * Dependencies: zeiss-design-tokens.css (must be loaded first)
 *
 * Components included:
 * - Buttons (primary, secondary, outline, ghost)
 * - Cards (store card, feature card, info card)
 * - Forms (inputs, selects, checkboxes, radio)
 * - Navigation (header, footer, breadcrumbs)
 * - Badges & Tags
 * - Alerts & Notifications
 * - Loading states
 */

/* ===========================================================================
   BASE RESET & FOUNDATIONS
   =========================================================================== */

.zeiss-component,
.zeiss-component *,
.zeiss-component *::before,
.zeiss-component *::after {
  box-sizing: border-box;
}

.zeiss-component {
  font-family: var(--zeiss-font-primary);
  font-size: var(--zeiss-text-base);
  line-height: var(--zeiss-leading-normal);
  color: var(--zeiss-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


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

.zeiss-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--zeiss-space-2);
  padding: var(--zeiss-padding-btn-y) var(--zeiss-padding-btn-x);
  font-family: var(--zeiss-font-primary);
  font-size: var(--zeiss-text-base);
  font-weight: var(--zeiss-font-semibold);
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  border: 2px solid transparent;
  border-radius: var(--zeiss-radius-md);
  transition: var(--zeiss-transition-base);
}

.zeiss-btn:focus {
  outline: none;
  box-shadow: var(--zeiss-focus-ring);
}

.zeiss-btn:disabled,
.zeiss-btn.zeiss-btn--disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* Primary Button - ZEISS Blue */
.zeiss-btn--primary {
  background-color: var(--zeiss-primary);
  border-color: var(--zeiss-primary);
  color: var(--zeiss-white);
}

.zeiss-btn--primary:hover {
  background-color: var(--zeiss-primary-dark);
  border-color: var(--zeiss-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--zeiss-shadow-primary);
}

.zeiss-btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Secondary Button - Dark Blue */
.zeiss-btn--secondary {
  background-color: var(--zeiss-secondary);
  border-color: var(--zeiss-secondary);
  color: var(--zeiss-white);
}

.zeiss-btn--secondary:hover {
  background-color: var(--zeiss-secondary-dark);
  border-color: var(--zeiss-secondary-dark);
  transform: translateY(-1px);
  box-shadow: var(--zeiss-shadow-lg);
}

/* Accent Button - Light Blue */
.zeiss-btn--accent {
  background-color: var(--zeiss-accent);
  border-color: var(--zeiss-accent);
  color: var(--zeiss-white);
}

.zeiss-btn--accent:hover {
  background-color: var(--zeiss-accent-dark);
  border-color: var(--zeiss-accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--zeiss-shadow-accent);
}

/* Outline Button */
.zeiss-btn--outline {
  background-color: transparent;
  border-color: var(--zeiss-primary);
  color: var(--zeiss-primary);
}

.zeiss-btn--outline:hover {
  background-color: var(--zeiss-primary);
  color: var(--zeiss-white);
}

/* Outline Light (for dark backgrounds) */
.zeiss-btn--outline-light {
  background-color: transparent;
  border-color: var(--zeiss-white);
  color: var(--zeiss-white);
}

.zeiss-btn--outline-light:hover {
  background-color: var(--zeiss-white);
  color: var(--zeiss-primary);
}

/* Ghost Button */
.zeiss-btn--ghost {
  background-color: transparent;
  border-color: transparent;
  color: var(--zeiss-primary);
}

.zeiss-btn--ghost:hover {
  background-color: rgba(0, 48, 135, 0.08);
}

/* Text Button (minimal) */
.zeiss-btn--text {
  background-color: transparent;
  border-color: transparent;
  color: var(--zeiss-accent);
  padding: var(--zeiss-space-1) var(--zeiss-space-2);
}

.zeiss-btn--text:hover {
  color: var(--zeiss-primary);
  text-decoration: underline;
}

/* Button Sizes */
.zeiss-btn--sm {
  padding: var(--zeiss-space-2) var(--zeiss-space-4);
  font-size: var(--zeiss-text-sm);
}

.zeiss-btn--lg {
  padding: var(--zeiss-space-4) var(--zeiss-space-8);
  font-size: var(--zeiss-text-lg);
}

.zeiss-btn--xl {
  padding: var(--zeiss-space-5) var(--zeiss-space-10);
  font-size: var(--zeiss-text-xl);
}

/* Full Width Button */
.zeiss-btn--block {
  display: flex;
  width: 100%;
}

/* Icon Button */
.zeiss-btn--icon {
  padding: var(--zeiss-space-3);
  border-radius: var(--zeiss-radius-full);
}

.zeiss-btn--icon.zeiss-btn--sm {
  padding: var(--zeiss-space-2);
}

.zeiss-btn--icon.zeiss-btn--lg {
  padding: var(--zeiss-space-4);
}

/* Button with loading state */
.zeiss-btn--loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.zeiss-btn--loading::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: zeiss-spin 0.75s linear infinite;
}

.zeiss-btn--primary.zeiss-btn--loading::after,
.zeiss-btn--secondary.zeiss-btn--loading::after,
.zeiss-btn--accent.zeiss-btn--loading::after {
  border-color: var(--zeiss-white);
  border-right-color: transparent;
}

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


/* ===========================================================================
   CARDS
   =========================================================================== */

.zeiss-card {
  background-color: var(--zeiss-white);
  border-radius: var(--zeiss-radius-lg);
  box-shadow: var(--zeiss-shadow-md);
  overflow: hidden;
  transition: var(--zeiss-transition-base);
}

.zeiss-card--hoverable:hover {
  transform: translateY(-4px);
  box-shadow: var(--zeiss-shadow-xl);
}

.zeiss-card--clickable {
  cursor: pointer;
}

.zeiss-card--bordered {
  box-shadow: none;
  border: 1px solid var(--zeiss-border-light);
}

.zeiss-card--bordered:hover {
  border-color: var(--zeiss-accent);
}

/* Card Header */
.zeiss-card__header {
  padding: var(--zeiss-space-6);
  border-bottom: 1px solid var(--zeiss-border-light);
}

.zeiss-card__header--branded {
  background: var(--zeiss-gradient-primary);
  color: var(--zeiss-white);
  border-bottom: none;
}

.zeiss-card__title {
  margin: 0;
  font-size: var(--zeiss-text-xl);
  font-weight: var(--zeiss-font-semibold);
  color: var(--zeiss-text-primary);
}

.zeiss-card__header--branded .zeiss-card__title {
  color: var(--zeiss-white);
}

.zeiss-card__subtitle {
  margin: var(--zeiss-space-1) 0 0;
  font-size: var(--zeiss-text-sm);
  color: var(--zeiss-text-secondary);
}

/* Card Body */
.zeiss-card__body {
  padding: var(--zeiss-space-6);
}

.zeiss-card__body--compact {
  padding: var(--zeiss-space-4);
}

/* Card Footer */
.zeiss-card__footer {
  padding: var(--zeiss-space-4) var(--zeiss-space-6);
  border-top: 1px solid var(--zeiss-border-light);
  background-color: var(--zeiss-gray-50);
}

/* Card Image */
.zeiss-card__image {
  width: 100%;
  height: auto;
  display: block;
}

.zeiss-card__image--cover {
  height: 200px;
  object-fit: cover;
}

/* Store Card (specialized) */
.zeiss-store-card {
  display: flex;
  flex-direction: column;
}

.zeiss-store-card__content {
  padding: var(--zeiss-space-5);
  flex: 1;
}

.zeiss-store-card__name {
  margin: 0 0 var(--zeiss-space-2);
  font-size: var(--zeiss-text-lg);
  font-weight: var(--zeiss-font-semibold);
  color: var(--zeiss-text-primary);
}

.zeiss-store-card__address {
  margin: 0 0 var(--zeiss-space-4);
  font-size: var(--zeiss-text-sm);
  color: var(--zeiss-text-secondary);
  line-height: var(--zeiss-leading-relaxed);
}

.zeiss-store-card__distance {
  display: inline-flex;
  align-items: center;
  gap: var(--zeiss-space-1);
  font-size: var(--zeiss-text-sm);
  font-weight: var(--zeiss-font-medium);
  color: var(--zeiss-accent);
}

.zeiss-store-card__actions {
  display: flex;
  gap: var(--zeiss-space-2);
  padding: var(--zeiss-space-4) var(--zeiss-space-5);
  border-top: 1px solid var(--zeiss-border-light);
  background-color: var(--zeiss-gray-50);
}

/* Feature Card */
.zeiss-feature-card {
  text-align: center;
  padding: var(--zeiss-space-8);
}

.zeiss-feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin-bottom: var(--zeiss-space-5);
  background: var(--zeiss-gradient-accent);
  border-radius: var(--zeiss-radius-xl);
  color: var(--zeiss-white);
}

.zeiss-feature-card__icon svg {
  width: 36px;
  height: 36px;
}

.zeiss-feature-card__title {
  margin: 0 0 var(--zeiss-space-3);
  font-size: var(--zeiss-text-xl);
  font-weight: var(--zeiss-font-semibold);
  color: var(--zeiss-text-primary);
}

.zeiss-feature-card__description {
  margin: 0;
  color: var(--zeiss-text-secondary);
  line-height: var(--zeiss-leading-relaxed);
}


/* ===========================================================================
   FORMS
   =========================================================================== */

/* Form Group */
.zeiss-form-group {
  margin-bottom: var(--zeiss-space-5);
}

/* Label */
.zeiss-label {
  display: block;
  margin-bottom: var(--zeiss-space-2);
  font-size: var(--zeiss-text-sm);
  font-weight: var(--zeiss-font-medium);
  color: var(--zeiss-text-primary);
}

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

/* Input Base Styles */
.zeiss-input,
.zeiss-select,
.zeiss-textarea {
  display: block;
  width: 100%;
  padding: var(--zeiss-padding-input-y) var(--zeiss-padding-input-x);
  font-family: var(--zeiss-font-primary);
  font-size: var(--zeiss-text-base);
  line-height: var(--zeiss-leading-normal);
  color: var(--zeiss-text-primary);
  background-color: var(--zeiss-white);
  border: 2px solid var(--zeiss-border-default);
  border-radius: var(--zeiss-radius-md);
  transition: var(--zeiss-transition-fast);
}

.zeiss-input:hover,
.zeiss-select:hover,
.zeiss-textarea:hover {
  border-color: var(--zeiss-border-dark);
}

.zeiss-input:focus,
.zeiss-select:focus,
.zeiss-textarea:focus {
  outline: none;
  border-color: var(--zeiss-accent);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.zeiss-input::placeholder {
  color: var(--zeiss-gray-400);
}

/* Input Sizes */
.zeiss-input--sm {
  padding: var(--zeiss-space-2) var(--zeiss-space-3);
  font-size: var(--zeiss-text-sm);
}

.zeiss-input--lg {
  padding: var(--zeiss-space-4) var(--zeiss-space-5);
  font-size: var(--zeiss-text-lg);
}

/* Input States */
.zeiss-input--success {
  border-color: var(--zeiss-success);
}

.zeiss-input--success:focus {
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.15);
}

.zeiss-input--error {
  border-color: var(--zeiss-danger);
}

.zeiss-input--error:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15);
}

.zeiss-input:disabled,
.zeiss-input--disabled {
  background-color: var(--zeiss-gray-100);
  color: var(--zeiss-gray-500);
  cursor: not-allowed;
}

/* Select */
.zeiss-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333333' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* Textarea */
.zeiss-textarea {
  min-height: 120px;
  resize: vertical;
}

/* Checkbox & Radio */
.zeiss-checkbox,
.zeiss-radio {
  display: inline-flex;
  align-items: center;
  gap: var(--zeiss-space-2);
  cursor: pointer;
  user-select: none;
}

.zeiss-checkbox__input,
.zeiss-radio__input {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--zeiss-border-default);
  background-color: var(--zeiss-white);
  transition: var(--zeiss-transition-fast);
  cursor: pointer;
}

.zeiss-checkbox__input {
  border-radius: var(--zeiss-radius-sm);
}

.zeiss-radio__input {
  border-radius: 50%;
}

.zeiss-checkbox__input:checked,
.zeiss-radio__input:checked {
  background-color: var(--zeiss-primary);
  border-color: var(--zeiss-primary);
}

.zeiss-checkbox__input:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M10.28 2.28L4.5 8.06 1.72 5.28a.75.75 0 00-1.06 1.06l3.5 3.5a.75.75 0 001.06 0l6.5-6.5a.75.75 0 00-1.06-1.06z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.zeiss-radio__input:checked::after {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  margin: 4px;
  background-color: var(--zeiss-white);
  border-radius: 50%;
}

.zeiss-checkbox__label,
.zeiss-radio__label {
  font-size: var(--zeiss-text-base);
  color: var(--zeiss-text-primary);
}

/* Help Text */
.zeiss-help-text {
  margin-top: var(--zeiss-space-2);
  font-size: var(--zeiss-text-sm);
  color: var(--zeiss-text-secondary);
}

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

/* Input Group */
.zeiss-input-group {
  display: flex;
}

.zeiss-input-group .zeiss-input {
  flex: 1;
  border-radius: var(--zeiss-radius-md) 0 0 var(--zeiss-radius-md);
}

.zeiss-input-group__addon {
  display: flex;
  align-items: center;
  padding: 0 var(--zeiss-space-4);
  background-color: var(--zeiss-gray-100);
  border: 2px solid var(--zeiss-border-default);
  border-left: none;
  border-radius: 0 var(--zeiss-radius-md) var(--zeiss-radius-md) 0;
  color: var(--zeiss-text-secondary);
}


/* ===========================================================================
   NAVIGATION
   =========================================================================== */

/* Header */
.zeiss-header {
  position: sticky;
  top: 0;
  z-index: var(--zeiss-z-sticky);
  background-color: var(--zeiss-white);
  box-shadow: var(--zeiss-shadow-sm);
}

.zeiss-header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--zeiss-container-xl);
  margin: 0 auto;
  padding: var(--zeiss-space-4) var(--zeiss-space-6);
}

.zeiss-header__logo {
  height: 40px;
  width: auto;
}

.zeiss-header__nav {
  display: flex;
  align-items: center;
  gap: var(--zeiss-space-8);
}

.zeiss-header__link {
  font-size: var(--zeiss-text-base);
  font-weight: var(--zeiss-font-medium);
  color: var(--zeiss-text-primary);
  text-decoration: none;
  transition: var(--zeiss-transition-fast);
}

.zeiss-header__link:hover {
  color: var(--zeiss-accent);
}

.zeiss-header__link--active {
  color: var(--zeiss-primary);
}

/* Branded Header (dark background) */
.zeiss-header--branded {
  background: var(--zeiss-gradient-primary);
}

.zeiss-header--branded .zeiss-header__link {
  color: rgba(255, 255, 255, 0.9);
}

.zeiss-header--branded .zeiss-header__link:hover,
.zeiss-header--branded .zeiss-header__link--active {
  color: var(--zeiss-white);
}

/* Footer */
.zeiss-footer {
  background-color: var(--zeiss-secondary);
  color: var(--zeiss-white);
  padding: var(--zeiss-space-16) 0 var(--zeiss-space-8);
}

.zeiss-footer__container {
  max-width: var(--zeiss-container-xl);
  margin: 0 auto;
  padding: 0 var(--zeiss-space-6);
}

.zeiss-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--zeiss-space-10);
  margin-bottom: var(--zeiss-space-12);
}

.zeiss-footer__section-title {
  margin: 0 0 var(--zeiss-space-4);
  font-size: var(--zeiss-text-base);
  font-weight: var(--zeiss-font-semibold);
  color: var(--zeiss-white);
}

.zeiss-footer__link {
  display: block;
  margin-bottom: var(--zeiss-space-3);
  font-size: var(--zeiss-text-sm);
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--zeiss-transition-fast);
}

.zeiss-footer__link:hover {
  color: var(--zeiss-white);
}

.zeiss-footer__bottom {
  padding-top: var(--zeiss-space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--zeiss-space-4);
}

.zeiss-footer__copyright {
  font-size: var(--zeiss-text-sm);
  color: rgba(255, 255, 255, 0.6);
}

/* Breadcrumbs */
.zeiss-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: var(--zeiss-space-4) 0;
  font-size: var(--zeiss-text-sm);
}

.zeiss-breadcrumb__item {
  display: flex;
  align-items: center;
}

.zeiss-breadcrumb__link {
  color: var(--zeiss-accent);
  text-decoration: none;
}

.zeiss-breadcrumb__link:hover {
  text-decoration: underline;
}

.zeiss-breadcrumb__separator {
  margin: 0 var(--zeiss-space-2);
  color: var(--zeiss-gray-400);
}

.zeiss-breadcrumb__current {
  color: var(--zeiss-text-secondary);
}


/* ===========================================================================
   BADGES & TAGS
   =========================================================================== */

.zeiss-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--zeiss-space-1);
  padding: var(--zeiss-space-1) var(--zeiss-space-3);
  font-size: var(--zeiss-text-xs);
  font-weight: var(--zeiss-font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--zeiss-tracking-wide);
  border-radius: var(--zeiss-radius-sm);
}

.zeiss-badge--primary {
  background-color: var(--zeiss-primary);
  color: var(--zeiss-white);
}

.zeiss-badge--secondary {
  background-color: var(--zeiss-secondary);
  color: var(--zeiss-white);
}

.zeiss-badge--accent {
  background-color: var(--zeiss-accent);
  color: var(--zeiss-white);
}

.zeiss-badge--success {
  background-color: var(--zeiss-success-light);
  color: var(--zeiss-success-dark);
}

.zeiss-badge--warning {
  background-color: var(--zeiss-warning-light);
  color: var(--zeiss-warning-dark);
}

.zeiss-badge--danger {
  background-color: var(--zeiss-danger-light);
  color: var(--zeiss-danger-dark);
}

.zeiss-badge--info {
  background-color: var(--zeiss-info-light);
  color: var(--zeiss-info-dark);
}

.zeiss-badge--outline {
  background-color: transparent;
  border: 1px solid currentColor;
}

/* Store Type Badges */
.zeiss-badge--flagship {
  background-color: var(--zeiss-primary);
  color: var(--zeiss-white);
}

.zeiss-badge--premium {
  background: linear-gradient(135deg, #6b46c1 0%, #553c9a 100%);
  color: var(--zeiss-white);
}

.zeiss-badge--authorized {
  background-color: var(--zeiss-success);
  color: var(--zeiss-white);
}

/* Tag */
.zeiss-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--zeiss-space-1);
  padding: var(--zeiss-space-1) var(--zeiss-space-2);
  font-size: var(--zeiss-text-sm);
  background-color: var(--zeiss-gray-100);
  color: var(--zeiss-text-secondary);
  border-radius: var(--zeiss-radius-sm);
}

.zeiss-tag__remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-left: var(--zeiss-space-1);
  background: none;
  border: none;
  border-radius: 50%;
  color: var(--zeiss-gray-500);
  cursor: pointer;
  transition: var(--zeiss-transition-fast);
}

.zeiss-tag__remove:hover {
  background-color: var(--zeiss-gray-300);
  color: var(--zeiss-gray-700);
}


/* ===========================================================================
   ALERTS & NOTIFICATIONS
   =========================================================================== */

.zeiss-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--zeiss-space-4);
  padding: var(--zeiss-space-4) var(--zeiss-space-5);
  border-radius: var(--zeiss-radius-md);
  border-left: 4px solid;
}

.zeiss-alert__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.zeiss-alert__content {
  flex: 1;
}

.zeiss-alert__title {
  margin: 0 0 var(--zeiss-space-1);
  font-size: var(--zeiss-text-base);
  font-weight: var(--zeiss-font-semibold);
}

.zeiss-alert__message {
  margin: 0;
  font-size: var(--zeiss-text-sm);
}

.zeiss-alert__close {
  flex-shrink: 0;
  background: none;
  border: none;
  padding: var(--zeiss-space-1);
  cursor: pointer;
  opacity: 0.6;
  transition: var(--zeiss-transition-fast);
}

.zeiss-alert__close:hover {
  opacity: 1;
}

.zeiss-alert--success {
  background-color: var(--zeiss-success-light);
  border-color: var(--zeiss-success);
  color: var(--zeiss-success-dark);
}

.zeiss-alert--warning {
  background-color: var(--zeiss-warning-light);
  border-color: var(--zeiss-warning);
  color: var(--zeiss-warning-dark);
}

.zeiss-alert--danger {
  background-color: var(--zeiss-danger-light);
  border-color: var(--zeiss-danger);
  color: var(--zeiss-danger-dark);
}

.zeiss-alert--info {
  background-color: var(--zeiss-info-light);
  border-color: var(--zeiss-info);
  color: var(--zeiss-info-dark);
}


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

/* Spinner */
.zeiss-spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--zeiss-gray-200);
  border-top-color: var(--zeiss-primary);
  border-radius: 50%;
  animation: zeiss-spin 0.8s linear infinite;
}

.zeiss-spinner--sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.zeiss-spinner--lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}

.zeiss-spinner--accent {
  border-top-color: var(--zeiss-accent);
}

.zeiss-spinner--white {
  border-color: rgba(255, 255, 255, 0.3);
  border-top-color: var(--zeiss-white);
}

/* Skeleton Loading */
.zeiss-skeleton {
  background: linear-gradient(90deg,
    var(--zeiss-gray-200) 25%,
    var(--zeiss-gray-100) 50%,
    var(--zeiss-gray-200) 75%
  );
  background-size: 200% 100%;
  animation: zeiss-skeleton 1.5s ease-in-out infinite;
  border-radius: var(--zeiss-radius-sm);
}

.zeiss-skeleton--text {
  height: 1em;
  margin-bottom: var(--zeiss-space-2);
}

.zeiss-skeleton--title {
  height: 1.5em;
  width: 60%;
  margin-bottom: var(--zeiss-space-3);
}

.zeiss-skeleton--image {
  height: 200px;
  width: 100%;
}

.zeiss-skeleton--circle {
  border-radius: 50%;
}

@keyframes zeiss-skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Loading Overlay */
.zeiss-loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.8);
  z-index: var(--zeiss-z-overlay);
}


/* ===========================================================================
   HERO SECTION
   =========================================================================== */

.zeiss-hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--zeiss-gradient-primary);
  color: var(--zeiss-white);
  overflow: hidden;
}

.zeiss-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}

.zeiss-hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--zeiss-space-10) var(--zeiss-space-6);
}

.zeiss-hero__logo {
  max-height: 80px;
  margin-bottom: var(--zeiss-space-6);
}

.zeiss-hero__title {
  margin: 0 0 var(--zeiss-space-4);
  font-size: var(--zeiss-text-4xl);
  font-weight: var(--zeiss-font-bold);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.zeiss-hero__subtitle {
  margin: 0 0 var(--zeiss-space-8);
  font-size: var(--zeiss-text-xl);
  opacity: 0.95;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .zeiss-hero {
    min-height: 400px;
  }

  .zeiss-hero__title {
    font-size: var(--zeiss-text-2xl);
  }

  .zeiss-hero__subtitle {
    font-size: var(--zeiss-text-base);
  }
}


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

/* Visually Hidden (for accessibility) */
.zeiss-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus Visible */
.zeiss-focus-visible:focus-visible {
  outline: none;
  box-shadow: var(--zeiss-focus-ring);
}

/* Container */
.zeiss-container {
  width: 100%;
  max-width: var(--zeiss-container-xl);
  margin: 0 auto;
  padding: 0 var(--zeiss-space-6);
}

.zeiss-container--sm { max-width: var(--zeiss-container-sm); }
.zeiss-container--md { max-width: var(--zeiss-container-md); }
.zeiss-container--lg { max-width: var(--zeiss-container-lg); }
.zeiss-container--2xl { max-width: var(--zeiss-container-2xl); }

/* Section Spacing */
.zeiss-section {
  padding: var(--zeiss-space-20) 0;
}

.zeiss-section--sm {
  padding: var(--zeiss-space-12) 0;
}

.zeiss-section--lg {
  padding: var(--zeiss-space-24) 0;
}

/* Text Alignment */
.zeiss-text-left { text-align: left; }
.zeiss-text-center { text-align: center; }
.zeiss-text-right { text-align: right; }

/* Display */
.zeiss-hidden { display: none !important; }
.zeiss-block { display: block; }
.zeiss-inline-block { display: inline-block; }
.zeiss-flex { display: flex; }
.zeiss-inline-flex { display: inline-flex; }
.zeiss-grid { display: grid; }

/* Flexbox */
.zeiss-items-center { align-items: center; }
.zeiss-items-start { align-items: flex-start; }
.zeiss-items-end { align-items: flex-end; }
.zeiss-justify-center { justify-content: center; }
.zeiss-justify-between { justify-content: space-between; }
.zeiss-justify-end { justify-content: flex-end; }
.zeiss-flex-wrap { flex-wrap: wrap; }
.zeiss-flex-col { flex-direction: column; }
.zeiss-gap-2 { gap: var(--zeiss-space-2); }
.zeiss-gap-4 { gap: var(--zeiss-space-4); }
.zeiss-gap-6 { gap: var(--zeiss-space-6); }
.zeiss-gap-8 { gap: var(--zeiss-space-8); }

/* Margin */
.zeiss-mt-0 { margin-top: 0; }
.zeiss-mt-4 { margin-top: var(--zeiss-space-4); }
.zeiss-mt-8 { margin-top: var(--zeiss-space-8); }
.zeiss-mb-0 { margin-bottom: 0; }
.zeiss-mb-4 { margin-bottom: var(--zeiss-space-4); }
.zeiss-mb-8 { margin-bottom: var(--zeiss-space-8); }
.zeiss-mx-auto { margin-left: auto; margin-right: auto; }

/* Padding */
.zeiss-p-0 { padding: 0; }
.zeiss-p-4 { padding: var(--zeiss-space-4); }
.zeiss-p-6 { padding: var(--zeiss-space-6); }
.zeiss-p-8 { padding: var(--zeiss-space-8); }

/* Width */
.zeiss-w-full { width: 100%; }
.zeiss-max-w-md { max-width: var(--zeiss-container-md); }
.zeiss-max-w-lg { max-width: var(--zeiss-container-lg); }