/**
 * DGA Design System - Page Layout
 *
 * Overall page structure and layout components for DGA theme.
 * Defines the main page regions and their relationships.
 */

/* Page Structure */
.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--background-neutral-50);
}

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

.page-header__digital-stamp {
  order: 1;
}

.page-header__second-nav {
  order: 2;
}

.page-header__main-nav {
  order: 3;
}

/* Page Content */
.page-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Page Main Content Area */
.page-main {
  flex: 1;
  padding: var(--spacing-4xl) 0;
}

/* Page Sidebar */
.page-sidebar {
  flex-shrink: 0;
  background-color: var(--background-white);
  padding: var(--spacing-lg);
}

.page-sidebar--left {
  order: -1;
}

.page-sidebar--right {
  order: 1;
}

/* Page Footer */
.page-footer {
  flex-shrink: 0;
  margin-top: auto;
}

/* Content Containers */
.content-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-4xl);
}

.content-container--narrow {
  max-width: var(--container-lg);
}

.content-container--wide {
  max-width: none;
  padding: 0 var(--spacing-lg);
}

/* Content Sections */
.page-section {
  padding: var(--spacing-5xl) 0;
}

.page-section--sm {
  padding: var(--spacing-3xl) 0;
}

.page-section--lg {
  padding: var(--spacing-6xl) 0;
}

.page-section--xl {
  padding: var(--spacing-8xl) 0;
}

/* Section Background Variants */
.page-section--white {
  background-color: var(--background-white);
}

.page-section--neutral {
  background-color: var(--background-neutral-100);
}

.page-section--primary {
  background-color: var(--background-primary-50);
}

/* Content Page Specific Layouts */
.content-page {
  background-color: var(--background-neutral-50);
}

.content-page__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--spacing-5xl) var(--spacing-4xl) 0;
}

.content-page__description {
  margin-bottom: var(--spacing-4xl);
}

.content-page__title {
  font-size: var(--display-lg-size);
  font-weight: var(--display-lg-weight-bold);
  line-height: var(--display-lg-line-height);
  color: var(--text-display);
  margin: var(--spacing-lg) 0 var(--spacing-xl) 0;
}

.content-page__subtitle {
  font-size: var(--text-xl-size);
  font-weight: var(--text-xl-weight-medium);
  line-height: var(--text-xl-line-height);
  color: var(--text-default);
  margin: 0 0 var(--spacing-lg) 0;
}

.content-page__description-text {
  font-size: var(--text-md-size);
  line-height: var(--text-md-line-height);
  color: var(--text-default);
  margin: 0 0 var(--spacing-xl) 0;
}

.content-page__divider {
  height: 1px;
  background: var(--border-neutral-primary);
  margin-bottom: var(--spacing-4xl);
}

.content-page__content {
  @extend .layout-content-page;
  margin-bottom: var(--spacing-6xl);
}

.content-page__toc {
  @extend .layout-content-page__toc;
}

.content-page__main {
  @extend .layout-content-page__content;
}

/* Service Page Layout */
.service-page {
  background-color: var(--background-neutral-50);
}

.service-page__container {
  @extend .layout-service-page;
}

.service-page__title-area {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.service-page__title-content {
  flex: 1;
}

.service-page__title {
  font-size: var(--display-lg-size);
  font-weight: var(--display-lg-weight-bold);
  line-height: var(--display-lg-line-height);
  color: var(--text-display);
  margin: var(--spacing-lg) 0 0 0;
}

.service-page__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin: var(--spacing-lg) 0;
}

.service-page__description {
  font-size: var(--text-lg-size);
  line-height: var(--text-lg-line-height);
  color: var(--text-default);
  margin: var(--spacing-xl) 0;
}

.service-page__agreement-link {
  margin: var(--spacing-lg) 0 var(--spacing-xl) 0;
}

.service-page__tabs-content {
  margin-top: var(--spacing-xl);
}

.service-page__related {
  background-color: var(--background-neutral-100);
}

.service-page__comments {
  background-color: var(--background-white);
}

.service-page__feedback {
  margin-top: var(--spacing-3xl);
}

/* Breadcrumb Container */
/* .breadcrumb-container {
  background-color: var(--background-white);
  padding: var(--spacing-lg) var(--spacing-4xl);
  border-bottom: 1px solid var(--border-neutral-primary);
} */

/* Hero Sections */
.hero {
  @extend .layout-hero;
  background: linear-gradient(135deg, var(--background-primary) 0%, var(--background-primary-700) 100%);
  color: var(--text-oncolor-primary);
}

.hero__title {
  font-size: var(--display-xl-size);
  font-weight: var(--display-xl-weight-bold);
  line-height: var(--display-xl-line-height);
  margin-bottom: var(--spacing-lg);
}

.hero__subtitle {
  font-size: var(--text-xl-size);
  line-height: var(--text-xl-line-height);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
}

.hero__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Card Containers */
.cards-container {
  @extend .layout-cards;
}

.cards-container--sm {
  @extend .layout-cards-sm;
}

.cards-container--lg {
  @extend .layout-cards-lg;
}

/* Info Cards for Service Pages */
.info-card {
  background-color: var(--background-white);
  border: 1px solid var(--border-neutral-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.info-card__section {
  margin-bottom: var(--spacing-lg);
}

.info-card__section:last-child {
  margin-bottom: 0;
}

.info-card__divider {
  height: 1px;
  background-color: var(--border-neutral-primary);
  margin: var(--spacing-lg) 0;
}

.info-card__title {
  font-size: var(--text-lg-size);
  font-weight: var(--text-lg-weight-bold);
  color: var(--text-display);
  margin-bottom: var(--spacing-md);
}

/* Section Headers */
.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-3xl);
}

.section-header__content {
  flex: 1;
}

.section-title {
  font-size: var(--display-sm-size);
  font-weight: var(--display-sm-weight-bold);
  line-height: var(--display-sm-line-height);
  color: var(--text-display);
  margin: 0 0 var(--spacing-sm) 0;
}

.section-description {
  font-size: var(--text-lg-size);
  line-height: var(--text-lg-line-height);
  color: var(--text-default);
  margin: 0;
}

/* Feedback Section */
.feedback-section {
  background-color: var(--background-neutral-100);
  padding: var(--spacing-4xl) 0;
}

.last-modified {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-4xl) var(--spacing-4xl);
}

.last-modified__text {
  font-size: var(--text-sm-size);
  color: var(--text-secondary-paragraph);
  margin: 0;
}

/* Responsive Layout Adjustments */
@media (max-width: 1200px) {
  .content-container,
  .content-page__container,
  .service-page__container,
  .breadcrumb-container,
  .last-modified {
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
  }
}

@media (max-width: 992px) {
  .page-sidebar {
    order: 0;
    margin-bottom: var(--spacing-lg);
  }

  .service-page__title-area {
    flex-direction: column;
    align-items: stretch;
  }

  .section-header {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 768px) {
  .page-main {
    padding: var(--spacing-3xl) 0;
  }

  .page-section {
    padding: var(--spacing-4xl) 0;
  }

  .page-section--sm {
    padding: var(--spacing-2xl) 0;
  }

  .page-section--lg {
    padding: var(--spacing-5xl) 0;
  }

  .content-container,
  .content-page__container,
  .service-page__container,
  .breadcrumb-container,
  .last-modified {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  .content-page__title,
  .service-page__title {
    font-size: var(--display-md-size);
    line-height: var(--display-md-line-height);
  }

  .hero__title {
    font-size: var(--display-lg-size);
    line-height: var(--display-lg-line-height);
  }

  .section-title {
    font-size: var(--display-xs-size);
    line-height: var(--display-xs-line-height);
  }
}

@media (max-width: 480px) {
  .content-container,
  .content-page__container,
  .service-page__container,
  .breadcrumb-container,
  .last-modified {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }

  .hero {
    min-height: 300px;
    padding: var(--spacing-4xl) var(--spacing-sm);
  }

  .hero__title {
    font-size: var(--display-md-size);
    line-height: var(--display-md-line-height);
  }
}

/* RTL Layout Support */
[dir="rtl"] .service-page__title-area {
  text-align: right;
}

[dir="rtl"] .section-header {
  text-align: right;
}

[dir="rtl"] .hero {
  text-align: right;
}

/* Print Styles */
@media print {
  .page {
    min-height: auto;
  }

  .page-header {
    position: static;
    box-shadow: none;
  }

  .page-section {
    padding: var(--spacing-lg) 0;
    page-break-inside: avoid;
  }

  .hero {
    background: none !important;
    color: #000 !important;
    border: 1px solid #000;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .page-section--neutral {
    background-color: var(--background-white);
    border: 2px solid var(--text-default);
  }

  .info-card {
    border-width: 2px;
  }
}

/* Accessibility Improvements */
.skip-to-content {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-to-content:focus {
  position: fixed;
  top: 0;
  left: 6px;
  width: auto;
  height: auto;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--background-primary);
  color: var(--text-oncolor-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: var(--z-modal);
}