:root {
  --bg: #f4f6f0;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-border: rgba(18, 37, 23, 0.08);
  --ink: #203229;
  --muted: #78877d;
  --accent: #c7a042;
  --accent-soft: rgba(199, 160, 66, 0.14);
  --danger: #b5492a;
  --danger-soft: rgba(181, 73, 42, 0.12);
  --success: #2d7b53;
  --success-soft: rgba(45, 123, 83, 0.12);
  --shadow: 0 18px 60px rgba(31, 45, 36, 0.08);
  --radius-lg: 14px;
  --radius-md: 9px;
  --radius-sm: 6px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(199, 160, 66, 0.15), transparent 28%),
    linear-gradient(180deg, #fafaf6 0%, var(--bg) 100%);
}

body {
  min-height: 100vh;
}

button,
input,
textarea,
select {
  font: inherit;
}

.shell {
  min-height: 100vh;
  padding: 0 24px 24px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 24px;
  margin: 0 -24px 20px;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand--button {
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.brand__mark {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.brand__text h1,
h2,
h3,
p {
  margin: 0;
}

.brand__text h1 {
  font-size: clamp(2.6rem, 3.4vw, 3.2rem);
  line-height: 0.95;
}

.brand__suffix {
  margin-left: 0.2em;
  color: #90a096;
  font-weight: 500;
  font-size: 0.72em;
  line-height: 1;
  letter-spacing: 0.02em;
  vertical-align: baseline;
}

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-chip,
.role-chip,
.pill,
.mode-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 0;
}

.user-chip {
  font-weight: 800;
  background: white;
  box-shadow: 0 6px 20px rgba(22, 36, 26, 0.08);
}

.user-chip--ghost {
  color: var(--muted);
  background: #edf0e7;
}

.role-chip {
  color: var(--muted);
  background: #edf0e7;
  font-weight: 700;
}

.mode-switch,
.primary,
.secondary {
  cursor: pointer;
  transition: 180ms ease;
}

.mode-switch {
  color: var(--ink);
  font-weight: 700;
  background: #edf0e7;
}

.primary,
.secondary {
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 0;
  font-weight: 800;
}

.primary {
  color: white;
  background: linear-gradient(135deg, #c7a042 0%, #a67a1f 100%);
}

.secondary {
  color: var(--ink);
  background: #edf0e7;
}

.workspace {
  min-height: calc(100vh - 110px);
}

.workspace--auth {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.workspace--auth:has(.owner-layout) {
  display: block;
}

.auth-layout {
  display: grid;
  grid-template-columns: minmax(0, 520px) minmax(0, 360px);
  gap: 24px;
  width: 100%;
  max-width: 1120px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.auth-panel,
.dashboard-panel,
.dashboard-hero {
  padding: 24px;
}

.auth-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.auth-panel--accent {
  background: linear-gradient(180deg, rgba(199, 160, 66, 0.14) 0%, rgba(255, 255, 255, 0.96) 100%);
}

.eyebrow {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-kicker {
  color: #9d873d;
}

.helper {
  color: var(--muted);
  line-height: 1.6;
}

.stack,
.dashboard,
.dashboard-grid,
.course-grid,
.auth-list,
.lesson-preview-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dashboard {
  width: 100%;
  max-width: 1320px;
  gap: 20px;
}

.dashboard--preview {
  max-width: 1480px;
}

.owner-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 24px;
  width: 100%;
  max-width: 1400px;
}

.owner-layout--fullscreen {
  grid-template-columns: minmax(0, 1fr);
  max-width: none;
}

.owner-sidebar,
.owner-main,
.owner-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.owner-content--editor {
  gap: 0;
}

.owner-editor-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.owner-main--fullscreen,
.owner-layout--fullscreen .owner-content,
.owner-layout--fullscreen .owner-board,
.owner-layout--fullscreen .owner-detail,
.owner-layout--fullscreen .owner-toolbar {
  width: 100%;
  max-width: none;
}

.owner-layout--fullscreen .owner-detail {
  min-height: calc(100vh - 170px);
}

.owner-detail--meta {
  min-height: auto;
  max-height: none;
  overflow: visible;
  padding: 14px 18px;
}

.owner-detail--lessons {
  min-height: calc(100vh - 240px);
}

.owner-sidebar__hero,
.owner-nav,
.owner-toolbar,
.owner-form-panel,
.owner-list,
.owner-detail {
  padding: 24px;
}

.owner-nav {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 420px;
}

.owner-nav__link {
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink);
  border: 1px solid #ece7d8;
  border-radius: 12px;
  background: #f8f3e6;
  cursor: pointer;
  transition: 180ms ease;
}

.owner-nav__link.is-active {
  background: #ece4cc;
  border-color: #dfd2ab;
}

.owner-toolbar,
.owner-detail__header,
.detail-section__head,
.entity-item__head,
.entity-item__meta,
.owner-list__footer,
.owner-toolbar__actions,
.toggle-row,
.owner-actions {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.owner-toolbar__actions {
  align-items: flex-end;
  flex-wrap: wrap;
}

.owner-toolbar--users {
  display: grid;
  grid-template-columns: minmax(300px, 360px) 220px minmax(0, 1fr);
  align-items: start;
  gap: 20px;
}

.owner-toolbar__title--users .eyebrow {
  margin-bottom: 10px;
  font-size: 0.76rem;
}

.owner-toolbar__title--users h2 {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: clamp(1.05rem, 1.35vw, 1.35rem);
  line-height: 1;
}

.owner-toolbar__title--users h2 span {
  display: block;
}

.owner-toolbar__filter--users {
  max-width: 220px;
  align-self: start;
}

.owner-toolbar--users .owner-toolbar__actions {
  justify-self: end;
  align-self: start;
  align-items: stretch;
  flex-wrap: nowrap;
}

.owner-toolbar--users .field {
  margin: 0;
}

.owner-toolbar--users .field--compact {
  gap: 6px;
}

.owner-toolbar--users .field--compact span {
  font-size: 0.85rem;
  font-weight: 700;
}

.owner-toolbar--users .field--compact select {
  min-height: 50px;
  padding: 10px 14px;
  font-size: 0.94rem;
}

.owner-toolbar__actions--users {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  flex-wrap: nowrap;
  min-width: 320px;
}

.owner-toolbar__actions--users .secondary,
.owner-toolbar__actions--users .primary {
  min-height: 50px;
  padding: 10px 16px;
  font-size: 0.92rem;
  white-space: nowrap;
  width: 100%;
}

.owner-board {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(460px, 1.1fr);
  gap: 24px;
}

.owner-board--single {
  grid-template-columns: minmax(0, 1fr);
}

.owner-list {
  display: flex;
  flex-direction: column;
  min-height: 720px;
}

.owner-list__items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.owner-list__footer {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid #e6eadf;
  flex-direction: column;
  align-items: stretch;
}

.owner-detail {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 720px;
}

.owner-detail.owner-detail--meta {
  min-height: auto;
  max-height: none;
  overflow: visible;
  padding: 14px 18px;
}

.owner-course-form {
  gap: 10px;
}

.owner-course-grid {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(320px, 1.2fr);
  gap: 12px;
  align-items: end;
}

.owner-course-description textarea {
  min-height: 56px;
  max-height: 72px;
  resize: vertical;
}

.owner-course-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.owner-detail--meta .owner-detail__header {
  margin-bottom: 2px;
}

.owner-detail--meta h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
}

.owner-detail--meta .field span,
.owner-detail--meta .toggle span {
  font-size: 0.9rem;
}

.owner-detail--meta .primary {
  min-height: 44px;
  padding: 10px 18px;
}

.owner-detail--meta .field {
  gap: 6px;
}

.owner-detail--meta .field input,
.owner-detail--meta .field textarea {
  padding: 10px 12px;
}

.owner-detail--meta textarea {
  min-height: 56px;
  max-height: 72px;
}

.owner-detail--single {
  min-height: 320px;
}

.owner-form-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.grid-form,
.profile-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.owner-form-panel__wide,
.owner-actions--span {
  grid-column: 1 / -1;
}

.field--compact {
  min-width: 190px;
}

.entity-item {
  display: flex;
  gap: 14px;
  width: 100%;
  padding: 18px;
  text-align: left;
  color: var(--ink);
  border: 1px solid #e2e7dd;
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  transition: 180ms ease;
}

.entity-item.is-active {
  border-color: #d9c894;
  box-shadow: 0 0 0 2px rgba(199, 160, 66, 0.12);
}

.entity-item__body {
  width: 100%;
  padding: 0;
  color: inherit;
  text-align: left;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.entity-item p,
.detail-row p {
  margin-top: 8px;
  color: var(--muted);
}

.entity-item__meta {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.entity-item__checkbox {
  padding-top: 4px;
}

.entity-role {
  color: var(--muted);
  font-weight: 700;
  font-size: 0.95rem;
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  padding: 16px;
  border: 1px solid #e6eadf;
  border-radius: 12px;
  background: #fbfcf9;
}

.detail-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.detail-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lesson-builder {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 20px;
}

.lesson-builder__list,
.lesson-builder__editor,
.lesson-preview {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.preview-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
}

.preview-sidebar,
.preview-content {
  padding: 24px;
}

.preview-sidebar {
  align-self: stretch;
  min-height: 100%;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 20px;
  margin: 0;
  padding: 0;
}

.preview-sidebar__header,
.preview-progress,
.preview-lessons,
.preview-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview-sidebar__panel {
  padding: 24px;
  margin: 0;
}

.preview-sidebar__panel:last-child {
  align-self: stretch;
  min-height: 0;
  overflow: auto;
}

.preview-progress__head,
.preview-content__head,
.preview-content__footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.preview-progress__head {
  color: var(--muted);
  font-weight: 700;
}

.progressbar {
  height: 14px;
  border-radius: 999px;
  background: #e7ecdf;
  overflow: hidden;
}

.progressbar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(135deg, #c7a042 0%, #a67a1f 100%);
}

.preview-lessons {
  gap: 12px;
}

.preview-lesson {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  padding: 14px 16px;
  text-align: left;
  color: var(--ink);
  border: 1px solid #e2e7dd;
  border-radius: 12px;
  background: #fbfcf9;
  cursor: pointer;
}

.preview-lesson.is-active {
  border-color: #d9c894;
  box-shadow: 0 0 0 2px rgba(199, 160, 66, 0.12);
}

.preview-lesson p {
  margin-top: 6px;
  color: var(--muted);
}

.preview-content {
  min-height: calc(100vh - 128px);
  margin: 0;
}

.preview-content__body {
  flex: 1;
  color: var(--ink);
  line-height: 1.75;
}

.preview-content__body iframe,
.preview-content__body img,
.preview-content__body video {
  max-width: 100%;
  border-radius: 12px;
}

.lesson-builder__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  text-align: left;
  color: var(--ink);
  border: 1px solid #e2e7dd;
  border-radius: 12px;
  background: #fbfcf9;
  cursor: pointer;
}

.lesson-builder__item.is-active {
  border-color: #d9c894;
  box-shadow: 0 0 0 2px rgba(199, 160, 66, 0.12);
}

.lesson-preview {
  padding: 18px;
  border-radius: 12px;
  border: 1px solid #e2e7dd;
  background: #fbfcf9;
}

.lesson-preview__body {
  color: var(--ink);
  line-height: 1.7;
}

.detail-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid #e2e7dd;
  background: #fbfcf9;
}

.owner-actions--footer {
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.dashboard-grid--user {
  grid-template-columns: 320px minmax(0, 1fr);
}

.dashboard-hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.section-head {
  margin-bottom: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field span {
  font-weight: 700;
}

.field input,
.field textarea,
.field select,
.invite-card textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #dbe2d6;
  border-radius: 7px;
  background: white;
  color: var(--ink);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.rich-editor {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 18px;
  border: 1px solid #e0e5db;
  border-radius: 12px;
  background: #fbfcf9;
}

.rich-editor__mode-switch,
.rich-editor__toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.rich-editor__toolbar select,
.rich-editor__toolbar input[type="color"],
.rich-editor__toolbar button {
  min-height: 42px;
  padding: 10px 14px;
  border: 1px solid #dbe2d6;
  border-radius: 12px;
  background: white;
  color: var(--ink);
}

.rich-editor__toolbar input[type="color"] {
  width: 76px;
  padding: 6px;
}

.rich-editor__mode-switch .secondary.is-active {
  background: #ece4cc;
}

.rich-editor__surface.is-hidden {
  display: none;
}

.rich-editor__visual,
.rich-editor__html {
  min-height: 300px;
  padding: 18px;
  border: 1px solid #dbe2d6;
  border-radius: 12px;
  background: white;
}

.rich-editor__visual:focus,
.rich-editor__html:focus {
  outline: 2px solid rgba(54, 109, 232, 0.4);
  outline-offset: 1px;
}

.rich-editor__visual img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.video-placeholder {
  padding: 20px;
  border: 1px dashed #cdb56e;
  border-radius: 12px;
  background: #f8f3e6;
  color: var(--muted);
  font-weight: 700;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.notice {
  padding: 14px 16px;
  border-radius: 10px;
  font-weight: 700;
}

.notice--success {
  color: var(--success);
  background: var(--success-soft);
}

.notice--error {
  color: var(--danger);
  background: var(--danger-soft);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 20px;
}

.course-card {
  padding: 20px;
}

.course-card__header,
.course-card__meta,
.profile-card div {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.course-card__meta,
.profile-card div {
  margin-top: 16px;
  color: var(--muted);
}

.pill {
  min-height: auto;
  padding: 8px 10px;
  font-size: 0.84rem;
  font-weight: 800;
}

.pill.progress {
  color: #9d7a18;
  background: var(--accent-soft);
}

.pill.done {
  color: var(--success);
  background: var(--success-soft);
}

.invite-result,
.empty-state {
  margin-top: 16px;
}

.invite-card {
  padding: 16px;
  border: 1px solid #e0e5db;
  border-radius: 10px;
  background: #fbfcf9;
}

.profile-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.empty-state {
  padding: 18px;
  border: 1px dashed #d8dfd1;
  border-radius: 12px;
  color: var(--muted);
  background: #fbfcf9;
}

.lesson-preview-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  border-radius: 10px;
  background: #fbfcf9;
  border: 1px solid #e0e5db;
}

.lesson-link__icon {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 800;
  background: #eef1e7;
}

@media (max-width: 980px) {
  .auth-layout,
  .dashboard-grid,
  .dashboard-grid--user,
  .owner-layout,
  .owner-board,
  .grid-form,
  .profile-grid,
  .lesson-builder,
  .preview-layout {
    grid-template-columns: 1fr;
  }

  .owner-list,
  .owner-detail {
    min-height: auto;
  }

  .preview-sidebar {
    min-height: auto;
  }

  .preview-sidebar__panel {
    padding: 20px;
  }

  .owner-course-grid {
    grid-template-columns: 1fr;
  }

  .owner-course-controls {
    align-items: stretch;
  }

  .owner-toolbar--users {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .owner-toolbar--users .owner-toolbar__actions {
    justify-self: stretch;
    flex-wrap: wrap;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 0 14px 14px;
  }

  .topbar {
    margin-left: -14px;
    margin-right: -14px;
    padding: 14px;
    flex-direction: column;
    align-items: stretch;
  }

  .brand__mark {
    width: 44px;
    height: 44px;
  }

  .brand__text h1 {
    font-size: 2.2rem;
  }

  .topbar__actions {
    flex-wrap: wrap;
  }
}