/**
 * Modal Component Styles
 * Matches CodeSignal Design System
 */

:root {
  /* Modal Variables - Light Mode */
  --Colors-Modal-Overlay: rgba(29, 38, 62, 0.4);
  --Colors-Modal-Background: var(--Colors-Base-Neutral-00);
  --Colors-Modal-Shadow-Float: rgba(22, 44, 96, 0.12);
  --Colors-Modal-Close-Icon: var(--Colors-Base-Neutral-700);
  --Colors-Modal-Close-Icon-Hover: var(--Colors-Base-Neutral-900);
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Modal Variables - Dark Mode */
    --Colors-Modal-Overlay: rgba(13, 21, 40, 0.94);
    --Colors-Modal-Background: var(--Colors-Base-Neutral-1300);
    --Colors-Modal-Shadow-Float: rgba(13, 21, 40, 0.3);
    --Colors-Modal-Close-Icon: var(--Colors-Base-Neutral-700);
    --Colors-Modal-Close-Icon-Hover: var(--Colors-Base-Neutral-500);
  }
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--Colors-Modal-Overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: var(--UI-Spacing-spacing-xxxl);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* Modal Dialog */
.modal-dialog {
  position: relative;
  background: var(--Colors-Modal-Background);
  border-radius: var(--UI-Radius-radius-s);
  padding: var(--UI-Spacing-spacing-none);
  box-shadow: 0px 0px 48px 0px var(--Colors-Modal-Shadow-Float),
              -35px 30px 38px 0px var(--Colors-Modal-Shadow-Float);
  max-width: 100%;
  max-height: calc(100vh - 2 * var(--UI-Spacing-spacing-xxxl));
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.2s ease;

  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  gap: var(--UI-Spacing-spacing-none);
  min-height: 0;
}

.modal-overlay.open .modal-dialog {
  transform: scale(1);
}

/* Modal Sizes */
.modal-dialog.size-small {
  width: 400px;
}

.modal-dialog.size-medium {
  width: 600px;
}

.modal-dialog.size-large {
  width: 900px;
}

.modal-dialog.size-xlarge {
  width: 1200px;
}

/* Modal Header */
.modal-header {
  display: flex;
  align-items: flex-end;
  height: 48px;
  position: relative;
  gap: var(--UI-Spacing-spacing-4xl);
  padding: var(--UI-Spacing-spacing-mxl) var(--UI-Spacing-spacing-xl) var(--UI-Spacing-spacing-mxl) var(--UI-Spacing-spacing-xl);
  align-self: stretch;
}

.modal-header:empty {
  display: none;
}

.modal-title {
  font-family: var(--heading-family);
  font-size: 20px;
  font-weight: 500;
  font-style: normal;
  line-height: 1.2;
  letter-spacing: -0.2px;
  color: var(--Colors-Text-Body-Strongest);
  margin: 0;
  flex: 1;
}

.modal-close-button {
  position: absolute;
  top: 4px;
  right: 4px;
  width: var(--UI-Input-md);
  height: var(--UI-Input-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--UI-Spacing-spacing-mxs);
  border: none;
  background: transparent;
  border-radius: var(--UI-Radius-radius-xs);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.modal-close-button:hover {
  background: var(--Colors-Backgrounds-Main-Medium);
}

.modal-close-button:focus {
  outline: 2px solid var(--Colors-Primary-Medium);
  outline-offset: 2px;
}

.modal-close-button:focus:not(:focus-visible) {
  outline: none;
}

.modal-close-icon {
  width: 24px;
  height: 24px;
  display: block;
  color: var(--Colors-Modal-Close-Icon);
  transition: color 0.2s ease;
}

.modal-close-button:hover .modal-close-icon {
  color: var(--Colors-Modal-Close-Icon-Hover);
}

.modal-close-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Modal Content */
.modal-content {
  display: flex;
  flex: 1 1 auto;
  padding: var(--UI-Spacing-spacing-mxl) var(--UI-Spacing-spacing-xl) var(--UI-Spacing-spacing-xxxl) var(--UI-Spacing-spacing-xl);
  overflow-y: auto;
  min-height: 0;
  flex-direction: column;
  align-items: center;
  gap: var(--UI-Spacing-spacing-xl);
  align-self: stretch;
  scroll-behavior: smooth;
}

.modal-content:empty {
  min-height: 200px;
}

/* Modal Footer */
.modal-footer {
  padding: var(--UI-Spacing-spacing-mxl) var(--UI-Spacing-spacing-xl);
  min-height: 48px;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  align-self: stretch;
  gap: 12px;
  flex-shrink: 0;
}

.modal-footer-buttons {
  display: flex;
  flex: 1;
  gap: var(--UI-Spacing-spacing-mxs);
  align-items: flex-start;
  justify-content: flex-end;
}

.modal-footer-buttons .button {
  flex-shrink: 0;
}

/* Help Modal Styles */
.modal-content .toc {
  background: var(--Colors-Backgrounds-Main-Light);
  border-radius: var(--UI-Radius-radius-s);
  padding: var(--UI-Spacing-spacing-mxl);
  margin-bottom: var(--UI-Spacing-spacing-mxs);
  border-left: 3px solid var(--Colors-Primary-Default);
  align-self: flex-start;
  width: 100%;
  box-sizing: border-box;
}

.modal-content .toc strong {
  display: block;
  font-family: var(--heading-family);
  font-size: 24px;
  font-weight: 500;
  color: var(--Colors-Text-Body-Strongest);
  margin: 0 0 var(--UI-Spacing-spacing-mxl) 0;
  padding-bottom: var(--UI-Spacing-spacing-mxs);
  border-bottom: 1px solid var(--Colors-Stroke-Default);
}

.modal-content .toc ul {
  list-style: none;
  padding: 0;
  margin: var(--UI-Spacing-spacing-mxs) 0 0 0;
}

.modal-content .toc li {
  margin: var(--UI-Spacing-spacing-xs) 0;
}

.modal-content .toc a {
  color: var(--Colors-Primary-Default);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.modal-content .toc a:hover {
  color: var(--Colors-Primary-Strong);
  text-decoration: underline;
}

.modal-content section {
  margin-bottom: var(--UI-Spacing-spacing-mxs);
  scroll-margin-top: var(--UI-Spacing-spacing-mxl);
  align-self: flex-start;
  width: 100%;
}

.modal-content section:last-child {
  margin-bottom: 0;
}

.modal-content section h2 {
  font-family: var(--heading-family);
  font-size: 24px;
  font-weight: 500;
  color: var(--Colors-Text-Body-Strongest);
  margin: 0 0 var(--UI-Spacing-spacing-mxl) 0;
  padding-bottom: var(--UI-Spacing-spacing-mxs);
  border-bottom: 1px solid var(--Colors-Stroke-Default);
}

.modal-content section h3 {
  font-family: var(--heading-family);
  font-size: 18px;
  font-weight: 500;
  color: var(--Colors-Text-Body-Strongest);
  margin: var(--UI-Spacing-spacing-xl) 0 var(--UI-Spacing-spacing-mxs) 0;
}

.modal-content section p {
  color: var(--Colors-Text-Body-Default);
  margin: var(--UI-Spacing-spacing-mxs) 0;
  line-height: 1.6;
}

.modal-content section ol,
.modal-content section ul {
  margin: var(--UI-Spacing-spacing-mxs) 0;
  padding-left: var(--UI-Spacing-spacing-xl);
  color: var(--Colors-Text-Body-Default);
}

.modal-content section li {
  margin: var(--UI-Spacing-spacing-xs) 0;
  line-height: 1.6;
}

.modal-content section li strong {
  color: var(--Colors-Text-Body-Strongest);
  font-weight: 600;
}

.modal-content section details {
  margin: var(--UI-Spacing-spacing-mxs) 0;
  padding: var(--UI-Spacing-spacing-mxs);
  border-radius: var(--UI-Radius-radius-xs);
  transition: background-color 0.2s ease;
}

.modal-content section details:hover {
  background: var(--Colors-Backgrounds-Main-Light);
}

.modal-content section details summary {
  font-weight: 500;
  color: var(--Colors-Text-Body-Strong);
  cursor: pointer;
  padding: var(--UI-Spacing-spacing-xs);
  margin: calc(-1 * var(--UI-Spacing-spacing-xs));
  user-select: none;
}

.modal-content section details summary:hover {
  color: var(--Colors-Primary-Default);
}

.modal-content section details[open] summary {
  margin-bottom: var(--UI-Spacing-spacing-mxs);
}

.modal-content section details p {
  margin: var(--UI-Spacing-spacing-mxs) 0 0 0;
  padding-left: var(--UI-Spacing-spacing-mxs);
}

.modal-content section code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  background: var(--Colors-Backgrounds-Main-Medium);
  padding: 2px 6px;
  border-radius: var(--UI-Radius-radius-xxs);
  color: var(--Colors-Text-Body-Strong);
}

.modal-content section img {
  max-width: 100%;
  height: auto;
  border-radius: var(--UI-Radius-radius-s);
  margin: var(--UI-Spacing-spacing-mxl) 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .modal-overlay {
    padding: var(--UI-Spacing-spacing-mxl);
  }

  .modal-dialog.size-small,
  .modal-dialog.size-medium,
  .modal-dialog.size-large,
  .modal-dialog.size-xlarge {
    width: 100%;
    max-width: 100%;
  }

  .modal-header,
  .modal-content,
  .modal-footer {
    padding-left: var(--UI-Spacing-spacing-mxl);
    padding-right: var(--UI-Spacing-spacing-mxl);
  }

  .modal-content section h2 {
    font-size: 20px;
  }

  .modal-content section h3 {
    font-size: 16px;
  }

  .modal-content .toc strong {
    font-size: 20px;
  }
}