@import url('https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&display=swap');

:root {
  --white: #ffffff;
  --black: #000000;
  --primary-100: #009ca6;
  --primary-80: #33afb8;
  --primary-60: #66c3c9;
  --primary-40: #99d7db;
  --primary-20: #ccebed;
  --secondary-100: #707372;
  --secondary-80: #8d8f8e;
  --secondary-60: #a9abaa;
  --secondary-40: #c6c7c7;
  --secondary-20: #e2e3e3;
}

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

html, body {
  font-family: 'Atkinson Hyperlegible', Arial, sans-serif;
  background: var(--white);
  color: var(--black);
}

body {
  position: relative;
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  z-index: -1;
  pointer-events: none;
}

/* Header */
.page-header {
  height: 80px;
  background: var(--white);
  border-bottom: 2px solid var(--primary-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  gap: 24px;
}

.header-logo {
  height: 60px;
  width: auto;
}

.header-title {
  font-size: 12pt;
  color: var(--secondary-100);
  font-weight: 400;
  font-style: italic;
  margin: 0;
}

.header-context {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.header-back {
  font-size: 10pt;
  color: var(--secondary-80);
  font-style: italic;
}

.header-course-title {
  font-size: 12pt;
  color: var(--primary-100);
  font-weight: 700;
  font-style: normal;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--secondary-100);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-icon:hover {
  background: var(--secondary-20);
  color: var(--secondary-100);
  border-color: var(--secondary-40);
}

.btn-icon-danger:hover {
  background: #ffebee;
  color: #c82333;
  border-color: #f5c2c7;
}

/* Typography */
h1 {
  font-size: 18pt;
  color: var(--primary-100);
  font-weight: 400;
  padding-bottom: 8px;
  border-bottom: 2.25pt solid var(--primary-100);
  margin-bottom: 16px;
}

h2 {
  font-size: 12pt;
  color: var(--primary-100);
  font-weight: 400;
  margin-bottom: 12px;
}

h3 {
  font-size: 12pt;
  color: var(--secondary-100);
  font-weight: 400;
  font-style: italic;
  margin-bottom: 12px;
}

p {
  font-size: 12pt;
  color: var(--black);
  font-weight: 400;
  line-height: 1.5;
}

/* Containers */
.card {
  background: var(--white);
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 16px;
}

/* Inputs */
input,
textarea,
select {
  font-family: 'Atkinson Hyperlegible', Arial, sans-serif;
  font-size: 12pt;
  border: 1px solid var(--secondary-100);
  border-radius: 4px;
  padding: 10px 12px;
  color: var(--black);
  background: var(--white);
  width: 100%;
}

input::placeholder,
textarea::placeholder {
  color: var(--secondary-100);
}

label {
  display: block;
  font-size: 12pt;
  color: var(--secondary-100);
  font-weight: 400;
  margin-bottom: 6px;
}

/* Buttons */
.btn {
  font-family: 'Atkinson Hyperlegible', Arial, sans-serif;
  font-size: 12pt;
  border: none;
  border-radius: 4px;
  padding: 10px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--primary-100);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-80);
}

.btn-secondary {
  background: var(--secondary-20);
  color: var(--secondary-100);
  border: 1px solid var(--secondary-100);
}

.btn-secondary:hover {
  background: var(--secondary-40);
}

/* Page Layout */
.page-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

/* Utility Classes */
.text-primary {
  color: var(--primary-100);
}

.text-secondary {
  color: var(--secondary-100);
}

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

/* Responsive */
@media (max-width: 768px) {
  .page-header {
    flex-direction: column;
    height: auto;
    gap: 12px;
    padding: 12px 16px;
  }

  h1 {
    font-size: 16pt;
  }

  .page-shell {
    padding: 16px;
  }
}

/* Login Page */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: var(--white);
  border: 1px solid var(--secondary-20);
  border-radius: 0;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-logo {
  height: 80px;
  width: auto;
  margin-bottom: 24px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.login-card h1 {
  margin-top: 0;
  text-align: center;
  border-bottom-width: 1px;
}

.login-card form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-card label {
  text-align: left;
  margin-bottom: 4px;
}

.login-card input {
  border-radius: 0;
  border: 1px solid var(--secondary-100);
}

.btn-login {
  margin-top: 8px;
  border-radius: 0;
  width: 100%;
}

.error-message {
  margin-top: 16px;
  padding: 12px;
  background: #ffebee;
  color: #c82333;
  border-radius: 0;
  display: none;
  font-size: 12pt;
}

.error-message.show {
  display: block;
}

/* Course Catalogue */
.catalogue-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.catalogue-toolbar h1 {
  margin-bottom: 0;
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.toolbar-actions input[type="search"] {
  width: 260px;
  max-width: 100%;
}

.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.category-chip {
  font-family: 'Atkinson Hyperlegible', Arial, sans-serif;
  font-size: 11pt;
  border: 1px solid var(--secondary-100);
  border-radius: 20px;
  padding: 6px 14px;
  background: var(--white);
  color: var(--secondary-100);
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-chip:hover {
  background: var(--secondary-20);
}

.category-chip.active {
  background: var(--primary-100);
  border-color: var(--primary-100);
  color: var(--white);
}

.course-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.course-category-section {
  margin-bottom: 28px;
}

.course-category-section:last-child {
  margin-bottom: 0;
}

.course-category-section > h2 {
  margin-bottom: 16px;
}

.course-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  overflow: hidden;
  background: var(--white);
  height: 100%;
}

.course-card-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: var(--secondary-20);
}

.course-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  flex: 1;
}

.course-card-title {
  font-size: 12pt;
  color: var(--primary-100);
  font-weight: 700;
  font-style: normal;
  margin-bottom: 0;
}

.course-card-description {
  font-size: 11pt;
  color: var(--black);
  flex: 1;
}

.course-card-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 10pt;
  color: var(--secondary-100);
}

.course-card-category {
  color: var(--primary-80);
}

.empty-state,
.loading-text,
.error-text {
  font-size: 12pt;
  color: var(--secondary-100);
  text-align: center;
  padding: 32px 16px;
}

.error-text {
  color: #c82333;
}

.hidden {
  display: none !important;
}

/* Modals */
body.modal-open {
  overflow: hidden;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  margin: 0;
  z-index: 1;
}

.modal-dialog-wide {
  max-width: 760px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.modal-header h2 {
  margin-bottom: 0;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 4px;
}

.add-course-form {
  display: grid;
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

.image-preview {
  margin-top: 8px;
  max-width: 240px;
  max-height: 160px;
  object-fit: cover;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
}

.field-hint {
  font-size: 10pt;
  color: var(--secondary-80);
}

.header-link {
  text-decoration: none;
}

.header-link:hover {
  color: var(--primary-100);
}

/* Course info banner (reused on course-scoped pages) */
.course-info-card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.course-info-image {
  width: 200px;
  height: 140px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--secondary-20);
  background: var(--secondary-20);
}

.course-info-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.course-info-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.course-info-heading h1 {
  margin-bottom: 0;
  flex: 1;
  min-width: 0;
}

.course-info-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.course-info-description {
  font-size: 12pt;
  line-height: 1.5;
}

.course-info-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 10pt;
  color: var(--secondary-100);
}

.course-card-link {
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.course-card-link:hover {
  border-color: var(--primary-60);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Module list */
.module-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.module-list-item {
  display: grid;
  grid-template-columns: 40px 1fr auto auto;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  background: var(--white);
}

.module-name-link {
  color: var(--black);
  text-decoration: none;
  font-size: 12pt;
  font-weight: 700;
}

.module-name-link:hover {
  color: var(--primary-100);
}

.module-list-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.module-order {
  font-size: 11pt;
  font-weight: 700;
  color: var(--primary-100);
  text-align: center;
}

.module-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.module-name {
  font-size: 12pt;
  color: var(--black);
  font-weight: 700;
}

.module-description {
  font-size: 11pt;
  color: var(--secondary-100);
  line-height: 1.4;
}

.module-meta {
  font-size: 10pt;
  color: var(--secondary-100);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .catalogue-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-actions input[type="search"] {
    width: 100%;
  }

  .course-info-card {
    flex-direction: column;
  }

  .course-info-image {
    width: 100%;
    height: 180px;
  }

  .header-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .module-list-item {
    grid-template-columns: 32px 1fr;
    grid-template-rows: auto auto auto;
  }

  .module-meta,
  .module-list-actions {
    grid-column: 2;
  }

  .module-list-actions {
    justify-content: flex-start;
  }
}

/* Module viewer (iframe / embed) */
.viewer-body {
  margin: 0;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--white);
}

.viewer-body::before {
  display: none;
}

.viewer-app {
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 0;
  box-sizing: border-box;
  overflow: hidden;
}

.viewer-loading,
.viewer-error {
  margin: auto;
  text-align: center;
  font-size: clamp(1rem, 2.4vw, 1.35rem);
  color: var(--secondary-100);
  padding: clamp(24px, 5vh, 48px) clamp(16px, 4vw, 32px);
}

.viewer-error {
  color: #c82333;
}

.viewer-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.viewer-slide-shell {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: clamp(16px, 3vh, 36px) clamp(20px, 4vw, 48px);
  background: var(--white);
  border: none;
  border-radius: 0;
  overflow: hidden;
}

.viewer-slide-fit {
  flex: 1;
  min-height: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.viewer-slide-scale {
  width: 100%;
  transform-origin: center center;
}

.viewer-slide-shell .slide-render-viewer {
  width: 100%;
  max-width: 100%;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  overflow: hidden;
}

.viewer-slide-shell .slide-columns {
  align-items: start;
  gap: clamp(16px, 3vw, 36px);
}

.viewer-slide-shell .slide-column {
  justify-content: flex-start;
  gap: clamp(10px, 2vh, 24px);
  min-height: 0;
  min-width: 0;
  overflow: hidden;
}

.viewer-slide-shell .slide-block {
  max-width: 100%;
  min-width: 0;
}

.viewer-slide-shell .slide-block-heading {
  font-size: clamp(1.85rem, 5vw, 3.25rem);
  line-height: 1.15;
  font-weight: 400;
}

.viewer-slide-shell .slide-block-subheading {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: clamp(6px, 1vh, 12px);
}

.viewer-slide-shell .slide-text-body {
  font-size: clamp(1.05rem, 2.4vw, 1.5rem);
  line-height: 1.55;
}

.viewer-slide-shell .slide-content-list {
  margin-top: 0;
  padding-left: clamp(1.25rem, 3vw, 2.25rem);
  font-size: clamp(1.05rem, 2.4vw, 1.5rem);
}

.viewer-slide-shell .slide-content-list li {
  margin-bottom: clamp(8px, 1.2vh, 16px);
  line-height: 1.5;
}

.viewer-slide-shell .flip-card-compact {
  width: 100%;
  max-width: min(100%, 560px);
  height: clamp(160px, 32vh, 300px);
  min-height: 0;
  margin: 0 auto;
}

.viewer-slide-shell .flip-card-face {
  font-size: clamp(1.05rem, 2.5vw, 1.45rem);
  padding: clamp(16px, 3vw, 32px);
}

.viewer-slide-shell .flip-card-hint {
  font-size: clamp(0.85rem, 1.8vw, 1.1rem);
  margin-top: clamp(8px, 1.5vh, 16px);
}

.viewer-slide-shell .slide-image {
  width: auto;
  max-width: 100%;
  max-height: min(42vh, 400px);
  margin: 0 auto;
  display: block;
  object-fit: contain;
}

.viewer-slide-shell .slide-video {
  width: 100%;
  max-height: min(42vh, 400px);
  aspect-ratio: 16 / 9;
  height: auto;
}

.viewer-slide-shell .slide-caption {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  margin-top: clamp(10px, 1.5vh, 16px);
}

.viewer-slide-shell .slide-callout {
  padding: clamp(18px, 3.5vw, 32px);
}

.viewer-slide-shell .slide-callout-label {
  font-size: clamp(0.75rem, 1.5vw, 0.9rem);
  margin-bottom: clamp(8px, 1vh, 12px);
}

.viewer-slide-shell .slide-callout h3 {
  font-size: clamp(1.15rem, 2.8vw, 1.65rem);
  font-style: normal;
  margin-bottom: clamp(8px, 1vh, 12px);
}

.viewer-slide-shell .slide-callout p {
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  line-height: 1.5;
}

.viewer-slide-shell .slide-video-error {
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.slide-render-viewer {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.viewer-complete {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(32px, 6vh, 64px) clamp(24px, 5vw, 48px);
  gap: clamp(12px, 2vh, 24px);
}

.viewer-complete h2 {
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  color: var(--primary-100);
  margin-bottom: 0;
  border: none;
  padding: 0;
}

.viewer-complete p {
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  color: var(--secondary-100);
  max-width: 32rem;
  line-height: 1.5;
}

.viewer-nav {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: clamp(10px, 2vh, 16px) clamp(16px, 4vw, 28px);
  background: var(--white);
  border-top: 1px solid var(--secondary-20);
}

.viewer-nav .btn {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  padding: clamp(8px, 1.5vh, 12px) clamp(14px, 3vw, 20px);
}

.viewer-nav .slide-counter {
  font-size: clamp(0.95rem, 2vw, 1.15rem);
}

.import-panel h2 {
  margin-bottom: 8px;
}

.import-hint {
  font-size: 11pt;
  color: var(--secondary-100);
  margin-bottom: 16px;
  line-height: 1.5;
}

.import-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.import-file-label {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

/* Module content builder */
.builder-layout h1 {
  margin-bottom: 0;
}

.builder-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
  margin-top: 20px;
}

.builder-sidebar {
  margin-bottom: 0;
  padding: 16px;
}

.builder-sidebar h2 {
  margin-bottom: 12px;
}

.builder-preview {
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  min-height: 420px;
}

.slide-preview-shell {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  padding: 24px;
  background: var(--secondary-20);
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
}

.slide-preview {
  width: 100%;
  max-width: 720px;
}

.slide-render {
  background: var(--white);
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  padding: 28px;
  min-height: 240px;
  width: 100%;
}

.slide-columns {
  display: grid;
  gap: 24px;
  align-items: start;
}

.slide-layout-1 .slide-columns {
  grid-template-columns: 1fr;
}

.slide-layout-2 .slide-columns {
  grid-template-columns: 1fr 1fr;
}

.slide-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.slide-column-empty {
  font-size: 11pt;
  color: var(--secondary-80);
  font-style: italic;
  text-align: center;
  padding: 24px 12px;
  border: 1px dashed var(--secondary-40);
  border-radius: 4px;
}

.slide-block {
  width: 100%;
}

.slide-block-heading {
  font-size: 18pt;
  color: var(--primary-100);
  font-weight: 400;
  margin: 0;
  padding: 0;
  border: none;
  line-height: 1.25;
}

.slide-block-subheading {
  font-size: 12pt;
  color: var(--primary-100);
  font-weight: 700;
  margin: 0 0 8px;
  padding: 0;
  border: none;
  font-style: normal;
  line-height: 1.25;
}

.slide-intro-title {
  font-size: 20pt;
  color: var(--primary-100);
  margin-bottom: 12px;
  border-bottom: 2px solid var(--primary-100);
  padding-bottom: 8px;
}

.slide-intro-subtitle {
  font-size: 12pt;
  color: var(--secondary-100);
}

.slide-text-body {
  white-space: pre-wrap;
  line-height: 1.6;
}

.slide-content-list {
  margin-top: 12px;
  padding-left: 24px;
}

.slide-content-list li {
  margin-bottom: 8px;
  line-height: 1.5;
}

.slide-caption {
  margin-top: 12px;
  font-size: 11pt;
  color: var(--secondary-100);
  text-align: center;
}

.slide-image {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  border-radius: 4px;
}

.slide-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 4px;
  background: var(--black);
}

.slide-video-error {
  color: #c82333;
  text-align: center;
}

.flip-card {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  height: 220px;
  perspective: 1000px;
  cursor: pointer;
}

.flip-card-compact {
  max-width: 100%;
  height: 180px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  transform-style: preserve-3d;
}

.flip-card.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-face {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
  backface-visibility: hidden;
  border: 2px solid var(--primary-100);
  border-radius: 4px;
  background: var(--white);
  font-size: 12pt;
  line-height: 1.5;
}

.flip-card-back {
  transform: rotateY(180deg);
  background: var(--primary-20);
}

.flip-card-hint {
  margin-top: 12px;
  text-align: center;
  font-size: 10pt;
  color: var(--secondary-100);
  font-style: italic;
}

.slide-callout {
  border-left: 4px solid var(--primary-100);
  padding: 16px 20px;
  background: var(--primary-20);
  border-radius: 4px;
}

.slide-callout-warning {
  border-left-color: #c82333;
  background: #ffebee;
}

.slide-callout-tip {
  border-left-color: #2e7d32;
  background: #e8f5e9;
}

.slide-callout-label {
  display: block;
  font-size: 9pt;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--secondary-100);
  margin-bottom: 8px;
}

.slide-callout h3 {
  margin-bottom: 8px;
  font-style: normal;
  color: var(--black);
}

.slide-section-break {
  text-align: center;
  font-size: 14pt;
  color: var(--primary-100);
  font-weight: 700;
  padding: 40px 16px;
  border-top: 2px solid var(--primary-40);
  border-bottom: 2px solid var(--primary-40);
}

.slide-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--secondary-20);
}

.slide-counter {
  font-size: 11pt;
  color: var(--secondary-100);
}

.builder-slide-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.slide-list-item {
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  background: var(--white);
  overflow: hidden;
}

.slide-list-item.active {
  border-color: var(--primary-100);
  box-shadow: 0 0 0 1px var(--primary-100);
}

.slide-list-main {
  width: 100%;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 4px 10px;
  padding: 12px;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}

.slide-list-order {
  grid-row: span 2;
  font-weight: 700;
  color: var(--primary-100);
}

.slide-list-type {
  font-size: 10pt;
  color: var(--primary-80);
  font-weight: 700;
}

.slide-list-preview {
  font-size: 11pt;
  color: var(--black);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slide-list-actions {
  display: flex;
  justify-content: flex-end;
  gap: 4px;
  padding: 0 8px 8px;
}

.slide-list-icon {
  width: 30px;
  height: 30px;
}

.slide-type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.slide-type-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  background: var(--white);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
  font-family: inherit;
}

.slide-type-card:hover {
  border-color: var(--primary-100);
  background: var(--primary-20);
}

.slide-type-label {
  font-size: 12pt;
  font-weight: 700;
  color: var(--primary-100);
}

.slide-type-description {
  font-size: 10pt;
  color: var(--secondary-100);
  line-height: 1.4;
}

/* Slide editor */
.editor-hint {
  font-size: 11pt;
  color: var(--secondary-100);
  margin-bottom: 16px;
  line-height: 1.5;
}

.layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.layout-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  background: var(--white);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.layout-card:hover {
  border-color: var(--primary-100);
  background: var(--primary-20);
}

.layout-card-label {
  font-size: 12pt;
  font-weight: 700;
  color: var(--primary-100);
}

.layout-card-description {
  font-size: 10pt;
  color: var(--secondary-100);
}

.layout-card-preview {
  display: block;
  height: 48px;
  border: 1px solid var(--secondary-40);
  border-radius: 4px;
  background: var(--secondary-20);
  position: relative;
}

.layout-preview-1::after {
  content: '';
  position: absolute;
  inset: 8px;
  background: var(--primary-40);
  border-radius: 2px;
}

.layout-preview-2::before,
.layout-preview-2::after {
  content: '';
  position: absolute;
  top: 8px;
  bottom: 8px;
  width: calc(50% - 12px);
  background: var(--primary-40);
  border-radius: 2px;
}

.layout-preview-2::before {
  left: 8px;
}

.layout-preview-2::after {
  right: 8px;
}

.slide-editor-columns {
  display: grid;
  gap: 16px;
}

.slide-editor-columns-2 {
  grid-template-columns: 1fr 1fr;
}

.slide-editor-column {
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  padding: 16px;
  background: var(--white);
}

.slide-editor-column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.slide-editor-column-header h3 {
  margin-bottom: 0;
  font-style: normal;
  color: var(--primary-100);
}

.btn-small {
  padding: 6px 12px;
  font-size: 11pt;
}

.block-editor-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.block-editor-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--secondary-20);
  border-radius: 4px;
  background: var(--secondary-20);
}

.block-editor-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.block-editor-type {
  font-size: 10pt;
  font-weight: 700;
  color: var(--primary-80);
}

.block-editor-preview {
  font-size: 11pt;
  color: var(--black);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.block-editor-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .builder-grid {
    grid-template-columns: 1fr;
  }

  .slide-layout-2 .slide-columns,
  .layout-grid,
  .slide-editor-columns {
    grid-template-columns: 1fr;
  }
}