/*
 * CLIL Notebook product refresh
 * Loaded after the legacy stylesheet so the four teacher journeys share one
 * coherent, accessible visual system without rewriting working feature code.
 */

:root {
    --clil-accent: #6ea8fe;
    --clil-accent-strong: #3d7ee8;
    --clil-accent-soft: rgba(110, 168, 254, 0.14);
    --clil-success: #46c98b;
    --clil-warning: #f7c66b;
    --clil-danger: #ff7b72;
    --clil-radius-sm: 8px;
    --clil-radius-md: 14px;
    --clil-radius-lg: 20px;
    --clil-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(0, 0, 0, 0.08);
    --clil-shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.28);
    --clil-content: 1280px;
    --navbar-offset: 96px;
    --notebook-green: #6f9b8d;
    --notebook-warm: #c28b5b;
    --notebook-paper: #fffdf8;
}

[data-theme="dark"],
:root:not([data-theme="bright"]) {
    --bg-color: #111817;
    --bg-main: #111817;
    --surface-color: #1b2524;
    --surface-hover: #263432;
    --text-primary: #f3f6fa;
    --text-secondary: #b8c3d1;
    --text-tertiary: #96a5b7;
    --text-muted: #7f8da0;
    --accent-color: #82add8;
    --accent-hover: #a1c5e7;
    --border-color: #3b4b49;
    --border-light: #2c3b39;
    --input-bg: #131c1b;
    --input-border: #4b5d5a;
    --input-text: #f3f6fa;
    --input-placeholder: #91a0b2;
    --card-bg: #1b2524;
    --section-bg: #1b2524;
    --text-on-accent: #071525;
}

[data-theme="bright"] {
    --bg-color: #f4f0e7;
    --bg-main: #f4f0e7;
    --surface-color: #fffdf8;
    --surface-hover: #edf1ec;
    --text-primary: #242b2e;
    --text-secondary: #536064;
    --text-tertiary: #6a7678;
    --text-muted: #6a7678;
    --accent-color: #2f648f;
    --accent-hover: #234e72;
    --border-color: #d2d0c8;
    --border-light: #e3dfd5;
    --input-bg: #fffefa;
    --input-border: #aaa99f;
    --input-text: #242b2e;
    --input-placeholder: #6a7678;
    --card-bg: #fffdf8;
    --section-bg: #fffdf8;
    --text-on-accent: #ffffff;
}

html {
    color-scheme: dark;
    scroll-behavior: smooth;
    scrollbar-gutter: stable;
}

html[data-theme="bright"] { color-scheme: light; }

*,
*::before,
*::after {
    scrollbar-width: auto;
}

*::-webkit-scrollbar { display: initial; }

body {
    min-height: 100dvh;
    padding: var(--navbar-offset) 0 48px;
    background: var(--bg-color) !important;
    color: var(--text-primary);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.55;
}

body.auth-page { padding: 0; }

body.page-home,
body.page-dashboard,
body.page-resources,
body.page-language,
body.page-editor {
    padding-bottom: 0;
    background: transparent !important;
}

body.page-lessons {
    height: auto;
    min-height: 100dvh;
}

a { text-underline-offset: 0.18em; }

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

button,
[role="button"],
.nav-button,
.nav-item,
input[type="checkbox"],
input[type="radio"] {
    min-height: 44px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--accent-color) !important;
    outline-offset: 3px !important;
    box-shadow: none !important;
}

.skip-link {
    position: fixed;
    top: 8px;
    left: 12px;
    z-index: 10000;
    padding: 10px 14px;
    border-radius: var(--clil-radius-sm);
    background: var(--accent-color);
    color: var(--text-on-accent);
    font-weight: 700;
    transform: translateY(-150%);
    transition: transform 0.15s ease;
}

.skip-link:focus { transform: translateY(0); }

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--accent-color);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.page-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 28px;
    margin: 0 0 28px;
}

.page-hero > * { min-width: 0; }

.page-hero h1,
.main-content .page-hero h1,
.workflow-intro h1 {
    display: block;
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(2rem, 4vw, 3.35rem);
    font-weight: 750;
    letter-spacing: -0.045em;
    line-height: 1.02;
}

.page-lead {
    max-width: 720px;
    margin: 12px 0 0;
    color: var(--text-secondary);
    font-size: clamp(1rem, 1.5vw, 1.14rem);
}

.hero-actions,
.toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.primary-action,
.secondary-action,
.create-new-btn,
.action-btn,
#generate-button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 11px;
    padding: 10px 18px;
    text-decoration: none;
    font-weight: 720;
    cursor: pointer;
}

.primary-action,
.create-new-btn,
.action-btn,
#generate-button {
    border: 1px solid transparent !important;
    background: var(--accent-color) !important;
    color: var(--text-on-accent) !important;
}

.secondary-action {
    border: 1px solid var(--border-color);
    background: var(--surface-color);
    color: var(--text-primary);
}

.primary-action:hover,
.create-new-btn:hover,
.action-btn:hover,
#generate-button:hover { filter: brightness(1.08); }

.secondary-action:hover { background: var(--surface-hover); }

.workflow-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    margin: 0 0 30px;
    padding: 8px;
    border: 1px solid var(--border-light);
    border-radius: var(--clil-radius-md);
    background: rgba(24, 33, 45, 0.55);
    min-width: 0;
    max-width: 100%;
}

[data-theme="bright"] .workflow-strip { background: rgba(255, 255, 255, 0.72); }

.workflow-step {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 650;
}

.workflow-step::before {
    content: attr(data-step);
    display: inline-grid;
    width: 26px;
    height: 26px;
    flex: 0 0 26px;
    place-items: center;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 0.72rem;
}

.workflow-step.is-current {
    background: var(--clil-accent-soft);
    color: var(--text-primary);
}

.workflow-step.is-current::before {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: var(--text-on-accent);
}

.privacy-note {
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-color);
    border-radius: var(--clil-radius-sm);
    background: var(--clil-accent-soft);
    color: var(--text-secondary);
}

/* Shared navigation */
.unified-navbar {
    height: auto;
    min-height: 72px;
    background: color-mix(in srgb, var(--surface-color) 93%, transparent);
    border-color: var(--border-light);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(16px);
}

.navbar-content {
    width: 100%;
    max-width: 1440px;
    min-height: 72px;
    margin: 0 auto;
    padding: 10px 24px;
    gap: 16px;
}

.navbar-left { flex: 0 0 auto; min-width: 0; }

.navbar-brand {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 8px;
    margin-right: 8px;
    color: var(--text-primary);
    text-decoration: none;
    white-space: nowrap;
}

.brand-mark {
    display: inline;
    width: auto;
    height: auto;
    border-radius: 0;
    background: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 900;
    letter-spacing: 0.08em;
}

.brand-name { font-weight: 780; letter-spacing: -0.02em; }

.navbar-links {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 5px;
}

.mobile-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
}

.mobile-nav-toggle svg { width: 22px; height: 22px; }

.nav-item {
    display: inline-flex;
    flex: 0 0 auto;
    min-height: 44px;
    align-items: center;
    padding: 8px 11px;
    border: 1px solid transparent;
    border-radius: 9px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.nav-label-mobile { display: none; }

.nav-item-active,
.nav-item[aria-current="page"] {
    border-color: var(--border-color);
    background: var(--surface-hover);
    color: var(--text-primary);
    box-shadow: inset 0 -3px 0 var(--notebook-warm);
}

.nav-item[aria-current="location"] {
    border-color: var(--border-color);
    background: var(--surface-hover);
    color: var(--text-primary);
    box-shadow: inset 0 -3px 0 var(--notebook-warm);
}

.navbar-search {
    min-width: 240px;
    max-width: 430px;
    margin: 0;
}

.navbar-search input,
.lesson-title-input {
    min-width: 0;
    min-height: 44px;
    border-radius: 10px;
}

.navbar-search .search-status { min-width: auto; }

.navbar-right { flex: 0 0 auto; gap: 8px; }

.lesson-save-group {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.lesson-save-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.76rem;
    font-weight: 650;
    line-height: 1.2;
    white-space: nowrap;
}

.lesson-save-status::before {
    width: 8px;
    height: 8px;
    flex: 0 0 8px;
    border-radius: 50%;
    background: currentColor;
    content: '';
}

.lesson-save-status[data-state="saved"] { color: var(--clil-success); }
.lesson-save-status[data-state="unsaved"] { color: var(--notebook-warm); }
.lesson-save-status[data-state="saving"] { color: var(--accent-color); }
.lesson-save-status[data-state="loading"] { color: var(--accent-color); }
.lesson-save-status[data-state="error"] { color: var(--clil-danger); }

[data-theme="bright"] .lesson-save-status[data-state="saved"] { color: #13795b; }
[data-theme="bright"] .lesson-save-status[data-state="unsaved"] { color: #754515; }
[data-theme="bright"] .lesson-save-status[data-state="error"] { color: #a12424; }

.lesson-save-status[data-state="saving"]::before {
    animation: lesson-save-pulse 900ms ease-in-out infinite alternate;
}

@keyframes lesson-save-pulse {
    from { opacity: 0.35; }
    to { opacity: 1; }
}

.save-split > #save-lesson-btn.save-btn-main {
    border-radius: 10px 0 0 10px;
}

.save-split > #save-lesson-caret.save-btn-caret {
    border-left: 1px solid color-mix(in srgb, var(--text-on-accent) 34%, transparent);
    border-radius: 0 10px 10px 0;
}

.save-split > .save-btn:disabled {
    cursor: wait;
    opacity: 0.72;
}

.theme-toggle-btn,
.avatar-btn,
.save-btn,
.class-select-btn {
    min-width: 44px;
    min-height: 44px;
    border-radius: 10px;
}

.avatar-btn {
    position: relative;
    border: 1px solid transparent;
}

.avatar-btn[aria-expanded="true"] { border-color: var(--accent-color); }

.dropdown-menu,
.save-menu,
.class-dropdown {
    border-color: var(--border-color);
    box-shadow: var(--clil-shadow-lg);
}

.dropdown-item { min-height: 44px; }

button.dropdown-item {
    width: 100%;
    border: 0;
    background: transparent;
    color: var(--text-primary);
    text-align: left;
}

.notification-error {
    padding: 20px;
    color: var(--clil-danger);
    text-align: center;
}

/* Dashboard and source library */
.page-dashboard .dashboard-container,
.page-resources .dashboard-container {
    width: min(100% - 40px, var(--clil-content));
    max-width: var(--clil-content);
    padding: 28px 0 0;
}

.page-dashboard .main-content,
.page-resources .main-content { padding-top: 0; }

.page-dashboard .toolbar { margin: 0 0 20px; }

.page-dashboard .lessons-grid,
.page-resources .resources-grid { min-height: 180px; }

.page-dashboard .lessons-grid > p,
.page-resources .resources-grid > p {
    padding: 28px;
    border: 1px dashed var(--border-color);
    border-radius: var(--clil-radius-md);
    background: var(--surface-color);
    color: var(--text-secondary) !important;
    text-align: center;
}

.page-dashboard .lesson-card,
.page-resources .resource-card {
    border-color: var(--border-light);
    border-radius: var(--clil-radius-md);
    box-shadow: var(--clil-shadow-sm);
}

.page-dashboard .lesson-card:hover,
.page-resources .resource-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

.page-resources .card-open-btn,
.page-dashboard .lesson-open-link {
    display: inline-block;
    width: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    font-weight: inherit;
    line-height: inherit;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.page-resources .card-open-btn:focus-visible,
.page-dashboard .lesson-open-link:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
    border-radius: 3px;
}

.page-resources .capture-section {
    margin: 0 0 28px;
    padding: 22px !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--clil-radius-lg);
    background: var(--surface-color) !important;
    box-shadow: var(--clil-shadow-sm);
}

.page-resources .capture-section h1,
.page-resources .capture-section .capture-heading { display: block; }

.capture-heading {
    margin: 0;
    font-size: 1.12rem;
    font-weight: 750;
}

.page-resources .capture-input-container {
    margin-bottom: 0;
}

.page-resources #capture-input {
    min-height: 132px !important;
    border-color: var(--input-border);
    border-radius: 12px;
    padding: 16px 64px 16px 16px !important;
}

.page-resources .privacy-note {
    margin: 12px 0 0;
    padding: 10px 12px;
    font-size: 0.83rem;
}

/* Language adaptation workspace */
.page-language .language-tools-container {
    width: min(100% - 40px, var(--clil-content));
    margin: 0 auto;
    padding: 28px 0 50px;
}

.page-language .language-tools-container > .container {
    width: 100%;
    max-width: none;
    padding: 0;
}

.language-workspace {
    display: grid !important;
    grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1.4fr);
    gap: 24px;
    align-items: start;
}

.language-input-panel,
.language-output-panel > #output-section > div,
.language-output-panel .card {
    border: 1px solid var(--border-color) !important;
    border-radius: var(--clil-radius-lg) !important;
    background: var(--surface-color) !important;
    box-shadow: var(--clil-shadow-sm) !important;
}

.language-input-panel { width: 100% !important; padding: 24px !important; }

.language-output-panel { width: 100% !important; min-width: 0; margin-left: 0 !important; }

.field-label {
    display: block;
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 0.88rem;
    font-weight: 750;
}

.field-help {
    display: block;
    margin: -2px 0 10px;
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.page-language textarea {
    min-height: 164px;
    border-color: var(--input-border) !important;
    border-radius: 11px !important;
    resize: vertical;
}

.cefr-fieldset { margin: 22px 0; padding: 0; border: 0; }

.cefr-fieldset legend {
    margin-bottom: 4px;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 760;
}

.cefr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 12px;
}

.cefr-option {
    display: flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    cursor: pointer;
}

.cefr-option:has(input:checked) {
    border-color: var(--accent-color);
    background: var(--clil-accent-soft);
    color: var(--text-primary);
}

.language-empty-state { min-height: 260px; }

/* Lesson creator */
.page-editor .book-container {
    width: min(100% - 40px, 1440px);
    height: auto;
    min-height: calc(100dvh - var(--navbar-offset));
    margin: 0 auto;
    padding-top: 28px;
    gap: 22px;
}

.page-editor .three-column-layout .main-content {
    width: 100%;
    min-width: 0;
    max-width: 900px;
}

.editor-intro { margin-bottom: 24px; }

.editor-intro .workflow-strip { margin: 20px 0 0; }

.lesson-class-context {
    width: min(100%, 240px);
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.lesson-class-context label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.lesson-class-context select {
    width: 100%;
    min-height: 40px;
    padding: 6px 32px 6px 10px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--input-text);
    font-size: 0.9rem;
    font-weight: 650;
}

.page-editor .chatbot-card,
.page-editor .input-section,
.page-editor .section,
.page-editor .insight-card {
    border: 1px solid var(--border-light);
    background: var(--surface-color);
    box-shadow: var(--clil-shadow-sm);
}

.page-editor .helper-column {
    border: 0;
    background: transparent;
    box-shadow: none;
}

.page-editor .helper-content {
    width: 100%;
    flex: 1 1 100%;
    min-width: 0;
}

.page-editor .chatbot-card,
.page-editor .input-section,
.page-editor .section { border-radius: var(--clil-radius-md); }

.page-editor .input-section { overflow: visible; }

.page-editor .input-header {
    min-height: 48px;
    padding: 8px 32px 8px 12px;
    gap: 6px;
    border: 0;
    background: transparent;
}

.page-editor .input-header h2,
.page-editor .input-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.generator-help { margin: 4px 20px 14px; color: var(--text-secondary); font-size: 0.9rem; }

.page-editor #prompt-input {
    min-height: 210px;
    height: auto;
    border-radius: 12px;
    padding: 18px 62px 18px 18px;
}

.prompt-field-label { margin: 0 20px 8px; }

.page-editor .input-section > .input-container,
.page-editor #attached-sources,
.page-editor .generate-controls { margin-left: 20px; margin-right: 20px; width: auto; }

.page-editor .generate-controls { padding: 16px 0 20px; }

.creative-options {
    flex: 0 1 auto;
    min-width: 0;
    width: 100%;
}

.creative-options summary {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 650;
}

.creative-options[open] summary { margin-bottom: 10px; color: var(--text-primary); }

.creative-options summary::marker { color: var(--accent-color); }

.creative-options-help {
    margin: -2px 0 10px;
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.page-editor .prompt-modifiers { align-items: stretch; }

.page-editor .modifier-checkbox {
    min-height: 44px;
    padding: 8px 11px;
    border: 1px solid var(--border-color);
    border-radius: 9px;
    background: var(--input-bg);
}

.page-editor .modifier-checkbox:hover { border-color: var(--accent-color); background: var(--surface-hover); }
.page-editor .modifier-checkbox:has(input:checked) {
    border: 1px solid var(--accent-color);
    background: var(--clil-accent-soft);
}

.attached-sources-wrap {
    margin: 12px 20px 0;
    padding: 12px;
    border: 1px solid var(--border-light);
    border-radius: 11px;
    background: color-mix(in srgb, var(--surface-hover) 52%, transparent);
}

.attached-sources-heading {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.76rem;
    font-weight: 720;
}

.page-editor .attached-sources { margin: 8px 0 0; padding: 0; }
.page-editor .attached-chip { max-width: min(100%, 340px); overflow: visible; }
.page-editor .attached-title,
.page-editor .attached-url {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    overflow-wrap: anywhere;
}

.page-editor .elements-explanation {
    margin: 15px 0;
    padding: 0 10px;
    color: var(--text-tertiary);
    font-size: 14px;
    font-style: italic;
    line-height: 1.5;
    text-align: center;
}

.page-editor .character-section { margin-top: 0; }

.page-editor .section-header {
    min-height: 48px;
    padding: 8px 14px;
    gap: 12px 14px;
    flex-wrap: wrap;
    overflow: visible;
    white-space: normal;
}

.page-editor .section-header h3 {
    min-width: min(100%, 230px);
    flex: 1 1 260px;
    overflow-wrap: anywhere;
}

.page-editor .section-collapse-toggle {
    width: 32px;
    min-width: 32px;
    height: 32px;
    min-height: 32px;
    padding: 0;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font: inherit;
}

.page-editor .section-collapse-toggle span {
    display: inline-block;
    transition: transform 0.2s ease;
}

.page-editor .collapsible-section.collapsed .section-collapse-toggle span {
    transform: rotate(-90deg);
}

.page-editor .section-collapse-toggle:hover { background: var(--surface-hover); color: var(--text-primary); }
.page-editor .section-collapse-toggle:focus-visible { outline: 3px solid var(--accent-color); outline-offset: 1px; }

/* The legacy collapse rule capped the entire card at 36px, which clipped the
   disclosure button once headers gained notebook-sized touch targets. */
.page-editor .collapsible-section.collapsed {
    height: auto;
    min-height: 48px;
    max-height: none;
    overflow: visible;
    margin-bottom: 12px;
}

.page-editor .chatbot-header,
.page-editor .input-header {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: nowrap;
}

.page-editor .chatbot-header h3,
.page-editor .input-header h2,
.page-editor .input-header h3 {
    min-width: 0;
    flex: 1 1 240px;
    margin-right: 0;
}

.page-editor .collapsible-section.collapsed > .chatbot-header,
.page-editor .collapsible-section.collapsed > .input-header,
.page-editor .collapsible-section.collapsed > .section-header {
    min-height: 48px;
    flex-wrap: nowrap;
}

.page-editor .collapsible-section.collapsed > :not(.chatbot-header):not(.input-header):not(.section-header) {
    display: none !important;
}

.page-editor .main-content-panel { min-width: 0; }

.page-editor .info-tooltip-trigger {
    width: 20px;
    min-width: 20px;
    height: 20px;
    min-height: 20px;
    flex: 0 0 20px;
    padding: 0;
    border-radius: 50%;
    background: transparent;
    font: inherit;
}

.page-editor .helper-card-header,
.page-editor .tips-card-header {
    min-height: 48px;
    padding-block: 8px;
}

.page-editor .helper-card .helper-card-header {
    padding-right: 72px;
}

.page-editor .insight-card .tips-card-header {
    padding-right: 104px;
}

.page-editor .card-controls {
    right: 10px;
    gap: 4px;
}

.page-editor .card-btn {
    width: 28px;
    min-width: 28px;
    height: 28px;
    min-height: 28px;
    padding: 2px;
}

.page-editor .section-header .nav-btn {
    min-height: 24px;
}

.page-editor .section-header .customize-btn,
.page-editor .section-header .pillar-sync-icon {
    min-height: 32px;
    padding-block: 4px;
}

.page-editor .section-controls {
    min-height: 28px;
}

.page-editor .section-controls {
    min-width: 0;
    flex: 1 1 auto;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.page-editor .section,
.page-editor .part-container,
.page-editor .part-content,
.page-editor .helper-column,
.page-editor .helper-content,
.page-editor .helper-card,
.page-editor .helper-card-content,
.page-editor .tips-overlay,
.page-editor .tips-card,
.page-editor .tips-card-content,
.page-editor .tip-group,
.page-editor .insight-summary {
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: normal;
}

.page-editor .helper-column,
.page-editor .tips-overlay {
    top: calc(var(--navbar-offset) + 8px);
    max-height: calc(100dvh - var(--navbar-offset) - 24px);
}

.page-editor .helper-card,
.page-editor .tips-card,
.page-editor .helper-card-content,
.page-editor .tips-card-content {
    height: auto;
    max-height: none;
}

.page-editor .tips-card-content { overflow: visible; }

.page-editor .three-column-layout .tab-btn:focus-visible {
    outline: 3px solid var(--accent-color) !important;
    outline-offset: -3px !important;
}

/* Dialogs and status */
.modal-overlay { padding: 20px; }

.modal-overlay .modal-content {
    width: min(100%, 760px);
    max-height: min(86dvh, 820px);
    border: 1px solid var(--border-color);
    border-radius: var(--clil-radius-lg);
    box-shadow: var(--clil-shadow-lg);
}

#resource-modal .modal-content {
    min-width: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    touch-action: pan-y;
    scrollbar-gutter: stable;
}

#resource-modal .resource-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px 14px;
    margin-bottom: 10px;
    padding-right: 38px;
}

#resource-modal .resource-modal-header h2 {
    flex: 1 1 280px;
    min-width: 0;
    margin: 0;
    color: var(--text-primary);
}

#resource-modal .resource-modal-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 0 1 auto;
    flex-wrap: wrap;
    gap: 6px;
}

#resource-modal .resource-modal-actions .nav-button {
    width: auto;
    min-width: 0;
    min-height: 34px;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
}

#resource-modal .resource-modal-actions .nav-button:disabled {
    opacity: 0.55;
    cursor: wait;
}

.modal-close-btn { min-width: 44px; min-height: 44px; }

button.category-toggle {
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    cursor: pointer;
    font: inherit;
}

button.category-toggle:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: -3px;
    border-radius: 8px;
}

#clil-live-region {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 10000;
    width: min(360px, calc(100vw - 36px));
    padding: 13px 15px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface-color);
    color: var(--text-primary);
    box-shadow: var(--clil-shadow-lg);
}

#clil-live-region:empty { display: none; }

/* The legacy settings dialog uses visibility rather than display. Removing it
   from layout while closed prevents its wide form from creating phone overflow. */
#settings-modal-overlay[aria-hidden="true"]:not(.active) { display: none !important; }

/* Sign-in */
.auth-page {
    background:
        radial-gradient(circle at 18% 10%, rgba(89, 141, 223, 0.24), transparent 34rem),
        #101722 !important;
}

.auth-main {
    min-height: 100dvh;
    padding: clamp(20px, 5vw, 64px);
    background: transparent;
}

.auth-card {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    width: min(100%, 980px);
    max-width: 980px;
    min-height: 560px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    background: #f7f9fc;
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
}

.auth-left,
.auth-right { min-width: 0; padding: clamp(30px, 5vw, 58px); }

.auth-left { display: flex; flex-direction: column; justify-content: center; }

.auth-right {
    align-items: stretch;
    background: linear-gradient(160deg, #e8f2ff, #d9edeb);
}

.auth-title { max-width: 520px; font-size: clamp(2.35rem, 5vw, 4rem); letter-spacing: -0.04em; }

.auth-subtitle { max-width: 470px; font-size: 1.04rem; line-height: 1.65; }

.auth-proof-list {
    display: grid;
    gap: 10px;
    margin: 24px 0 0;
    padding: 0;
    color: #3f5065;
    list-style: none;
    font-size: 0.9rem;
}

.auth-proof-list li::before { content: "✓"; margin-right: 9px; color: #13795b; font-weight: 900; }

.auth-illustration img { max-width: 290px; margin-top: 28px; }

.auth-signin-heading { margin: 0; color: #172033; font-size: 1.35rem; }

.auth-signin-copy { margin: 8px 0 24px; color: #526178; font-size: 0.9rem; }

.mobile-workspace-notice {
    display: none;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 8px;
    margin: 0 0 18px;
    padding: 10px 10px 10px 12px;
    border: 1px solid rgba(40, 91, 134, 0.22);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.58);
    color: #40536a;
    font-size: 0.8rem;
    line-height: 1.45;
}

.show-mobile-workspace-notice .mobile-workspace-notice { display: grid; }

.mobile-workspace-notice p { margin: 0; }

.mobile-workspace-notice button {
    min-width: 0;
    min-height: 30px;
    padding: 4px 7px;
    border: 0;
    border-radius: 7px;
    background: transparent;
    color: #315d83;
    font: inherit;
    font-weight: 750;
    cursor: pointer;
}

.mobile-workspace-notice button:hover { background: rgba(49, 93, 131, 0.08); }

.mobile-workspace-notice button:focus-visible {
    outline: 2px solid #315d83;
    outline-offset: 1px;
}

.btn-google { min-height: 50px; max-width: none; border-radius: 12px; }

@media (max-width: 1120px) {
    .navbar-content {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        align-items: center;
        padding: 8px 16px;
    }

    .navbar-left {
        grid-column: 1;
        grid-row: 1;
        overflow: visible;
    }

    .mobile-nav-toggle {
        display: inline-flex;
        grid-column: 2;
        grid-row: 1;
    }

    .navbar-links {
        display: none;
        grid-column: 1 / -1;
        grid-row: 2;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 10px 0 4px;
        border-top: 1px solid var(--border-light);
    }

    .navbar-links.is-open { display: flex; }

    .navbar-links .nav-item {
        width: 100%;
        justify-content: flex-start;
        text-align: left;
    }

    .navbar-right {
        grid-column: 3;
        grid-row: 1;
        margin-left: 0;
    }

    .navbar-search,
    .lesson-title-container {
        grid-column: 1 / -1;
        grid-row: 2;
        max-width: none;
        margin: 0;
    }

    .page-editor .navbar-links,
    .page-resources .navbar-links,
    .page-lessons .navbar-links {
        grid-row: 3;
    }

    .navbar-search input { min-width: 0; }

    .page-editor .book-container { width: min(100% - 32px, 1060px); }
}

.page-editor .navbar-content,
.page-resources .navbar-content,
.page-lessons .navbar-content { flex-wrap: wrap; }

.page-editor .lesson-title-container {
    order: 3;
    flex: 1 0 100%;
    max-width: none;
    margin: 0;
}

.page-resources .navbar-search,
.page-lessons .navbar-search {
    order: 3;
    flex: 1 0 100%;
    max-width: none;
    margin: 0;
}

@media (max-width: 1399px) {

    .page-editor .three-column-layout { flex-wrap: wrap; }

    .page-editor .three-column-layout .column-tabs {
        display: flex !important;
        width: 100%;
    }

    .page-editor .three-column-layout .tab-btn {
        flex: 1 1 0;
        min-width: 0;
        white-space: normal;
        overflow-wrap: anywhere;
    }

    .page-editor .three-column-layout .helper-column,
    .page-editor .three-column-layout .tips-overlay { display: none !important; }

    .page-editor .three-column-layout .main-content {
        display: block;
        width: min(100%, 960px);
        max-width: 960px;
        margin-inline: auto;
    }

    .page-editor .three-column-layout .helper-column.active-column,
    .page-editor .three-column-layout .tips-overlay.active-column {
        display: flex !important;
        width: min(100%, 960px) !important;
        max-width: 960px !important;
        margin-inline: auto;
    }

    .page-editor .three-column-layout .main-content:not(.active-column) { display: none !important; }
}

@media (max-width: 899px) {
    .page-hero { grid-template-columns: 1fr; align-items: start; }

    .hero-actions { justify-content: flex-start; }

    .language-workspace { grid-template-columns: 1fr; }

    .language-output-panel { width: 100%; }

    .page-editor .three-column-layout .main-content { max-width: none; }

    .page-editor .class-select { display: none; }

}

@media (min-width: 721px) and (max-width: 899px) {
    .page-editor .lesson-title-container {
        order: 2;
        flex: 1 1 320px;
        max-width: none;
    }

    .page-editor .navbar-right {
        order: 2;
        margin-left: auto;
    }
}

@media (max-width: 720px) {
    :root { --navbar-offset: 140px; }

    .navbar-content {
        padding: 8px 12px;
        gap: 7px;
    }

    .navbar-left {
        min-width: 0;
        padding: 0;
    }

    .navbar-brand {
        position: static;
        width: auto;
        margin: 0;
    }

    .brand-name { display: none; }

    .nav-item { padding: 8px 10px; font-size: 0.88rem; }

    .navbar-right { position: static; gap: 5px; }

    .lesson-save-group { gap: 5px; }

    .lesson-save-status:not([hidden]) {
        width: 16px;
        min-width: 16px;
        max-width: 16px;
        height: 16px;
        overflow: hidden;
        gap: 0;
        font-size: 0;
    }

    .lesson-save-status:not([hidden])::before {
        display: grid;
        width: 16px;
        height: 16px;
        flex-basis: 16px;
        place-items: center;
        border-radius: 0;
        background: transparent;
        font-size: 0.8rem;
        font-weight: 900;
        line-height: 1;
    }

    .lesson-save-status[data-state="saved"]::before { content: '✓'; }
    .lesson-save-status[data-state="unsaved"]::before { content: '●'; }
    .lesson-save-status[data-state="saving"]::before { content: '↻'; }
    .lesson-save-status[data-state="loading"]::before { content: '↻'; }
    .lesson-save-status[data-state="error"]::before { content: '!'; }

    .navbar-search,
    .lesson-title-container { order: 2; }

    .navbar-search { gap: 6px; }

    .navbar-search .search-status,
    .navbar-search #share-resources-btn,
    .navbar-search #share-lessons-btn { display: none !important; }

    .class-select { display: none; }

    .page-dashboard .dashboard-container,
    .page-resources .dashboard-container,
    .page-language .language-tools-container,
    .page-editor .book-container { width: min(100% - 24px, var(--clil-content)); padding-top: 18px; }

    .workflow-strip {
        grid-template-columns: repeat(4, minmax(88px, 1fr));
        overflow-x: auto;
    }

    .workflow-step { flex-direction: column; align-items: flex-start; gap: 5px; padding: 8px; }

    .page-resources .capture-section,
    .language-input-panel { padding: 18px !important; }

    .cefr-grid { grid-template-columns: repeat(2, 1fr); }

    .page-editor .input-section > .input-container,
    .page-editor #attached-sources,
    .page-editor .generate-controls { margin-left: 14px; margin-right: 14px; }

    .prompt-field-label,
    .generator-help { margin-left: 14px; margin-right: 14px; }

    .page-editor .generate-controls { align-items: stretch; }

    .page-editor .three-column-layout .tab-btn {
        padding-inline: 7px;
        font-size: 0.78rem;
    }

    .page-editor #generate-btn { width: 100%; }

    .modal-overlay { padding: 10px; }

    .modal-overlay .modal-content { padding: 20px; }

    .auth-card { grid-template-columns: 1fr; min-height: 0; }

    .auth-left,
    .auth-right { padding: 30px; }

    .auth-illustration { display: none; }
}

@media (max-width: 430px) {
    .nav-item { padding-inline: 8px; font-size: 0.84rem; }

    .navbar-links .nav-label-full { display: inline; }

    .navbar-links .nav-label-mobile { display: none; }

    .navbar-search button { padding-inline: 9px; }

    .page-editor .collapsible-section.collapsed > .section-header {
        gap: 8px;
        overflow: hidden;
    }

    .page-editor .collapsible-section.collapsed > .section-header h3 {
        min-width: 0;
        flex: 1 1 auto;
    }

    .workflow-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        overflow-x: visible;
    }

    .page-hero h1,
    .main-content .page-hero h1,
    .workflow-intro h1 { font-size: 2rem; }

    .auth-main { padding: 12px; }

    .auth-card { border-radius: 18px; }
}

@media (max-width: 340px) {
    .page-editor .navbar-content {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .page-editor .navbar-left {
        grid-column: 1;
        grid-row: 1;
    }

    .page-editor .mobile-nav-toggle {
        grid-column: 2;
        grid-row: 1;
    }

    .page-editor .navbar-right {
        grid-column: 1 / -1;
        grid-row: 2;
        justify-content: flex-end;
        padding-top: 7px;
        border-top: 1px solid var(--border-light);
    }

    .page-editor .lesson-title-container { grid-row: 3; }
    .page-editor .navbar-links { grid-row: 4; }
}

@media (prefers-reduced-motion: reduce) {
    .lesson-save-status[data-state="saving"]::before { animation: none; }
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Shared loading skeleton -------------------------------------------------
   Text Adapter is the visual reference for every generated-content loader.
   The moving highlight lives on a pseudo-element so legacy `background`
   declarations cannot freeze the animation. */
.clil-skeleton-stack {
    display: grid;
    gap: 10px;
    width: 100%;
    min-width: 0;
}

.clil-skeleton-stack--tight { gap: 8px; }

.clil-skeleton {
    position: relative;
    display: block;
    min-width: 0;
    min-height: 0.75rem;
    overflow: hidden;
    border-radius: 6px;
    background-color: var(--surface-hover) !important;
    color: transparent !important;
    pointer-events: none;
    user-select: none;
    isolation: isolate;
}

.clil-skeleton--line {
    width: var(--clil-skeleton-width, 100%);
    height: 0.8rem;
}

.clil-skeleton--title { height: 1.35rem; }

.clil-skeleton::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 68%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--border-color) 50%,
        transparent 100%
    );
    opacity: 0.55;
    transform: translateX(-155%);
    animation: clil-skeleton-sweep 2.6s ease-in-out infinite;
    will-change: transform;
}

.clil-loading-status {
    margin: 14px 0 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
}

.page-editor .helper-card.loading .helper-card-content,
.page-editor .insight-card.loading .tips-card-content {
    padding-block: 18px;
}

@keyframes clil-skeleton-sweep {
    0% { transform: translateX(-155%); }
    100% { transform: translateX(255%); }
}

@media (prefers-reduced-motion: reduce) {
    .clil-skeleton::after {
        animation: none !important;
        opacity: 0;
        transform: none;
    }
}

/* Home: a restrained notebook index with four equal destinations. */
.home-main {
    width: min(100% - 40px, 1180px);
    margin: 0 auto;
    padding: 28px 0 56px;
}

.home-heading {
    max-width: 660px;
    margin-bottom: 30px;
}

.home-heading h1 {
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(2.15rem, 5vw, 3.35rem);
    letter-spacing: -0.045em;
    line-height: 1.05;
}

.home-heading > p:last-child {
    margin: 12px 0 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

.home-tools-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.home-tool-card {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: 210px;
    flex-direction: column;
    gap: 18px;
    padding: 22px;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: var(--surface-color);
    color: var(--text-primary);
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(22, 33, 35, 0.055);
    transition: border-color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}

.home-tool-card::before {
    position: absolute;
    inset: -1px 20px auto;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: var(--tool-accent, var(--accent-color));
    content: "";
    opacity: 0.74;
}

.home-tool-card:hover {
    border-color: color-mix(in srgb, var(--tool-accent, var(--accent-color)) 56%, var(--border-color));
    box-shadow: 0 10px 30px rgba(22, 33, 35, 0.1);
    transform: translateY(-2px);
}

.tool-lesson { --tool-accent: var(--accent-color); }
.tool-language { --tool-accent: var(--notebook-green); }
.tool-resources { --tool-accent: var(--notebook-warm); }
.tool-lessons { --tool-accent: #7776a6; }

.home-tool-icon {
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    border-radius: 12px;
    background: color-mix(in srgb, var(--tool-accent) 13%, transparent);
    color: var(--tool-accent);
}

.home-tool-icon svg {
    width: 25px;
    height: 25px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.home-tool-copy {
    display: grid;
    min-width: 0;
    gap: 7px;
}

.home-tool-copy strong { font-size: 1.08rem; }
.home-tool-copy > span { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.52; }
.home-tool-arrow { margin-top: auto; color: var(--tool-accent); font-size: 1.2rem; }

.home-classes {
    margin-top: 44px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    scroll-margin-top: calc(var(--navbar-offset) + 12px);
}

.home-section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 22px;
    margin-bottom: 18px;
}

.home-section-heading h2 { margin: 0; font-size: 1.45rem; letter-spacing: -0.02em; }
.home-section-heading p { margin: 5px 0 0; color: var(--text-secondary); font-size: 0.9rem; }
.home-section-heading .primary-action { display: inline-flex; flex: 0 0 auto; gap: 8px; }

.home-classes-status { padding: 28px 0; color: var(--text-secondary); }

.home-classes-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.home-class-card {
    display: grid;
    min-width: 0;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: var(--surface-color);
}

.home-class-card.is-active {
    border-color: color-mix(in srgb, var(--notebook-green) 72%, var(--border-color));
    box-shadow: inset 3px 0 0 var(--notebook-green);
}

.home-class-select {
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 3px;
    padding: 10px 9px;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
}

.home-class-select:hover { background: var(--surface-hover); }
.home-class-select strong { max-width: 100%; overflow-wrap: anywhere; font-size: 0.98rem; }
.home-class-summary { color: var(--text-secondary); font-size: 0.78rem; overflow-wrap: anywhere; }

.home-active-badge {
    margin-top: 5px;
    padding: 2px 7px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--notebook-green) 16%, transparent);
    color: color-mix(in srgb, var(--notebook-green) 78%, var(--text-primary));
    font-size: 0.7rem;
    font-weight: 750;
}

.home-class-actions { display: flex; align-items: flex-start; gap: 2px; }
.class-card-action {
    min-width: 40px;
    min-height: 40px;
    border: 0;
    border-radius: 9px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
}
.class-card-action:hover { background: var(--surface-hover); color: var(--text-primary); }
.class-card-action.danger:hover { color: var(--clil-danger); }

.home-classes-empty {
    grid-column: 1 / -1;
    padding: 30px;
    border: 1px dashed var(--border-color);
    border-radius: 14px;
    background: color-mix(in srgb, var(--surface-color) 76%, transparent);
    text-align: center;
}
.home-classes-empty h3 { margin: 0; font-size: 1.05rem; }
.home-classes-empty p { margin: 7px auto 16px; max-width: 520px; color: var(--text-secondary); }

.settings-top-controls {
    position: absolute;
    top: 12px;
    right: 52px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.class-row-main {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0.35rem 0.45rem;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.class-row-main:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 0.35rem;
}
.settings-language-control,
.settings-extension-link {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.75rem;
}
.settings-extension-link {
    min-height: 36px;
    padding: 4px 8px;
    border: 1px dashed var(--border-color);
    border-radius: 7px;
    text-decoration: none;
}

@media (max-width: 1040px) {
    .home-tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .home-tool-card { min-height: 176px; }
    .home-classes-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 650px) {
    .home-main { width: min(100% - 28px, 1180px); padding-top: 18px; }
    .home-heading { margin-bottom: 22px; }
    .home-tools-grid,
    .home-classes-grid { grid-template-columns: 1fr; }
    .home-tool-card { min-height: 0; flex-direction: row; align-items: flex-start; padding: 18px; }
    .home-tool-copy { padding-right: 24px; }
    .home-tool-arrow { position: absolute; right: 18px; bottom: 17px; }
    .home-section-heading { align-items: flex-start; }
    .home-section-heading .primary-action { padding-inline: 12px; }
    .settings-top-controls { position: static; flex-wrap: wrap; margin: 0 42px 18px 0; }
    .settings-extension-link { display: none; }
}

/* Compact settings workspace
   The legacy settings rules combine 44px control targets with additional
   wrapper padding, making rows and disclosure headers much taller than their
   content. Keep the same controls and generous clickable rows, but remove the
   compounded spacing and the extra nested panel around activity categories. */
#settings-modal-overlay .modal-content {
    flex: 0 1 960px;
    width: min(100%, 960px);
    max-width: 960px;
    max-height: min(88dvh, 760px);
    padding: 16px 20px;
    border-radius: 14px;
    font-size: 1rem;
    line-height: 1.45;
}

#settings-modal-overlay .tab-panel { margin-top: 28px; }

#settings-modal-overlay .settings-top-controls {
    top: 10px;
    right: 48px;
    gap: 6px;
}

#settings-modal-overlay .settings-extension-link { min-height: 34px; }

#settings-modal-overlay .modal-close-btn {
    top: 8px;
    right: 8px;
    width: 38px;
    min-width: 38px;
    height: 38px;
    min-height: 38px;
    padding: 0;
    border-radius: 8px;
    font-size: 24px;
}

#settings-modal-overlay .modal-close-btn:focus-visible {
    outline-offset: -3px !important;
}

#settings-modal-overlay .classes-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 16px;
}

#settings-modal-overlay .classes-list { padding-right: 12px; }
#settings-modal-overlay .list-header { margin-bottom: 6px; }
#settings-modal-overlay .list-header h3,
#settings-modal-overlay .tts-settings-header h3 { font-size: 1rem; }

#settings-modal-overlay #create-class-btn,
#settings-modal-overlay #save-class-btn {
    min-height: 34px;
    padding: 4px 10px;
    font-size: 0.78rem;
}

#settings-modal-overlay .class-row {
    min-height: 36px;
    margin-bottom: 4px;
    padding: 2px 5px;
}

#settings-modal-overlay .class-row-main {
    min-height: 30px;
    padding: 3px 5px;
}

#settings-modal-overlay .delete-class {
    width: 28px;
    min-width: 28px;
    height: 28px;
    min-height: 28px;
    padding: 0;
}

#settings-modal-overlay .tts-settings-separator { margin: 12px 0; }
#settings-modal-overlay .tts-settings-header { margin-bottom: 8px; }
#settings-modal-overlay .tts-settings-content { gap: 8px; }
#settings-modal-overlay .tts-settings-content .context-label { font-size: 0.8rem; }
#settings-modal-overlay .tts-settings-content .context-input { height: 34px; }

#settings-modal-overlay .tts-gender-toggle {
    flex-flow: column nowrap;
    align-items: stretch;
    gap: 0;
}

#settings-modal-overlay .tts-gender-option {
    min-height: 28px;
    padding: 2px 4px;
    gap: 6px;
    font-size: 0.8rem;
}

#settings-modal-overlay input[type="checkbox"],
#settings-modal-overlay input[type="radio"] {
    width: 16px;
    min-width: 16px;
    height: 16px;
    min-height: 16px;
}

#settings-modal-overlay .class-editor .context-input-row {
    gap: 12px;
    margin: 8px 0;
}

#settings-modal-overlay .class-editor .context-input-group { gap: 4px; }
#settings-modal-overlay .class-editor .context-label {
    font-size: 0.82rem;
    line-height: 1.25;
}
#settings-modal-overlay .class-editor .context-input { height: 34px; }
#settings-modal-overlay .slider-container { gap: 8px; padding: 2px 0; }
#settings-modal-overlay .slider-value { min-width: 50px; font-size: 0.82rem; }

#settings-modal-overlay .activity-types-container {
    min-height: 240px;
    max-height: 320px;
    gap: 4px;
    padding: 0 4px 0 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    scrollbar-gutter: stable;
}

#settings-modal-overlay .activity-category {
    border-radius: 7px;
}

#settings-modal-overlay .category-header {
    min-height: 42px;
    margin-bottom: 0;
    padding: 5px 8px;
    gap: 6px;
}

#settings-modal-overlay .category-icon {
    margin-right: 2px;
    font-size: 1.05rem;
}

#settings-modal-overlay .category-title { font-size: 0.86rem; }

#settings-modal-overlay button.category-toggle {
    width: 28px;
    min-width: 28px;
    height: 28px;
    min-height: 28px;
    border-radius: 6px;
}

#settings-modal-overlay .add-custom-activity-btn {
    width: 30px;
    min-width: 30px;
    height: 30px;
    min-height: 30px;
    margin-right: 4px;
    padding: 0;
    justify-content: center;
    border-radius: 6px;
}

#settings-modal-overlay .category-activities { padding: 4px 6px 6px; }

#settings-modal-overlay .activity-type-option {
    min-height: 32px;
    margin-bottom: 0;
    padding: 4px 6px;
}

#settings-modal-overlay .activity-type-option span { font-size: 0.84rem; }

#settings-modal-overlay .edit-activity-btn {
    width: 28px;
    min-width: 28px;
    height: 28px;
    min-height: 28px;
    padding: 2px 4px;
}

#settings-modal-overlay .edit-activity-btn:focus-visible {
    opacity: 1;
}

#settings-modal-overlay .show-more-btn {
    min-height: 30px;
    margin-top: 4px;
    padding: 4px 8px;
}

#settings-modal-overlay .class-editor-footer {
    margin-top: 6px;
    padding: 0;
}

@media (max-height: 720px) and (min-width: 861px) {
    #settings-modal-overlay .modal-content { max-height: calc(100dvh - 20px); }
    #settings-modal-overlay .activity-types-container {
        min-height: 180px;
        max-height: 240px;
    }
}

@media (max-width: 860px) {
    #settings-modal-overlay { padding: 8px; }

    #settings-modal-overlay .modal-content {
        flex: 0 1 auto;
        width: 100%;
        max-width: 100%;
        max-height: calc(100dvh - 16px);
        padding: 14px;
        border-radius: 12px;
    }

    #settings-modal-overlay .settings-top-controls {
        position: static;
        flex-wrap: wrap;
        margin: 0 42px 10px 0;
    }

    #settings-modal-overlay .tab-panel { margin-top: 0; }

    #settings-modal-overlay .classes-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 12px;
        overflow-y: auto;
    }

    #settings-modal-overlay .classes-list {
        overflow: visible;
        padding: 0 0 12px;
        border-right: 0;
        border-bottom: 1px solid var(--border-color);
    }

    #settings-modal-overlay #classes-container {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 4px;
    }

    #settings-modal-overlay .class-row { margin-bottom: 0; }
    #settings-modal-overlay .class-editor {
        min-height: auto;
        overflow: visible;
    }

    #settings-modal-overlay .class-editor-footer {
        position: static;
        margin-top: 8px;
    }

    #settings-modal-overlay .class-editor .context-input-group {
        min-width: 0;
    }

    #settings-modal-overlay .class-editor .context-label {
        white-space: normal;
    }

    #settings-modal-overlay .activity-types-container { max-height: min(320px, 42dvh); }
}

@media (max-width: 600px) {
    #settings-modal-overlay .modal-content { padding: 12px; }
    #settings-modal-overlay #classes-container { grid-template-columns: minmax(0, 1fr); }

    #settings-modal-overlay .class-editor .context-input-row {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    #settings-modal-overlay .class-editor .context-input-group,
    #settings-modal-overlay .class-editor .context-input-group.inline-label {
        width: 100%;
        flex: 0 0 auto;
    }

    #settings-modal-overlay .class-editor .context-input-group.inline-label {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }

    #settings-modal-overlay .class-editor .context-input,
    #settings-modal-overlay .class-editor .slider-container {
        width: 100%;
    }

    #settings-modal-overlay .category-title {
        display: -webkit-box;
        overflow: hidden;
        text-overflow: clip;
        white-space: normal;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        line-height: 1.2;
    }

    #settings-modal-overlay .activity-types-container {
        min-height: 200px;
        max-height: 40dvh;
    }

    #settings-modal-overlay .modal-close-btn,
    #settings-modal-overlay .class-row-main,
    #settings-modal-overlay #create-class-btn,
    #settings-modal-overlay #save-class-btn {
        min-height: 44px;
    }

    #settings-modal-overlay .modal-close-btn {
        width: 44px;
        min-width: 44px;
        height: 44px;
    }

    #settings-modal-overlay .delete-class,
    #settings-modal-overlay button.category-toggle,
    #settings-modal-overlay .add-custom-activity-btn,
    #settings-modal-overlay .edit-activity-btn {
        width: 40px;
        min-width: 40px;
        height: 40px;
        min-height: 40px;
    }

    #settings-modal-overlay .category-header,
    #settings-modal-overlay .activity-type-option {
        min-height: 44px;
    }
}

/* Compact, theme-aware lesson content editor.
   The legacy editor shares generic modal class names with Resources, so late
   resource-dialog rules otherwise make its editable body oversized and leave
   a hard-coded white header in dark mode. */
.page-editor .content-modal {
    padding: 20px;
    background: var(--overlay-bg);
}

.page-editor .content-modal .modal-container {
    flex: 0 1 1040px;
    width: min(100%, 1040px);
    max-width: 1040px;
    height: min(86dvh, 780px);
    max-height: calc(100dvh - 40px);
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: var(--surface-color);
    box-shadow: var(--clil-shadow-lg);
}

.page-editor .content-modal .modal-header {
    flex: 0 0 auto;
    min-height: 56px;
    margin: 0;
    padding: 9px 14px;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    background: var(--surface-color);
    color: var(--text-primary);
}

.page-editor .content-modal .modal-header h2 {
    flex: 1 1 auto;
    min-width: 0;
    margin: 0;
    overflow: hidden;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.page-editor .content-modal .modal-controls {
    flex: 0 0 auto;
    min-width: 0;
    gap: 4px;
}

.page-editor .content-modal .editor-toolbar {
    height: 36px;
    min-height: 36px;
    margin: 0 2px 0 0;
    padding: 2px 4px;
    gap: 2px;
    border: 1px solid var(--border-color);
    border-radius: 7px;
    background: var(--surface-hover);
}

.page-editor .content-modal .format-btn,
.page-editor .content-modal .modal-btn {
    width: 36px;
    min-width: 36px;
    height: 36px;
    min-height: 36px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1;
    transform: none;
}

.page-editor .content-modal .format-btn {
    width: 30px;
    min-width: 30px;
    height: 30px;
    min-height: 30px;
}

.page-editor .content-modal .format-btn:hover,
.page-editor .content-modal .modal-btn:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    transform: none;
}

.page-editor .content-modal .format-btn.active {
    background: var(--clil-accent-soft);
    color: var(--accent-color);
}

.page-editor .content-modal .modal-btn.export,
.page-editor .content-modal .modal-btn.copy {
    color: var(--text-secondary);
}

.page-editor .content-modal .modal-btn.save,
.page-editor .content-modal .modal-btn.save:hover,
.page-editor .content-modal .modal-btn.save:active {
    margin: 0;
    padding: 0;
    background: var(--accent-color);
    color: var(--text-on-accent);
    transform: none;
}

.page-editor .content-modal .modal-save-status {
    max-width: 150px;
    margin: 0 2px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.page-editor .content-modal .modal-btn.save:disabled,
.page-editor .content-modal .modal-btn.save:disabled:hover,
.page-editor .content-modal .modal-btn.save:disabled:active {
    background: var(--surface-hover);
    color: var(--text-muted);
    opacity: 0.58;
    cursor: not-allowed;
}

.page-editor .content-modal .format-btn:focus-visible,
.page-editor .content-modal .modal-btn:focus-visible {
    outline: 3px solid var(--accent-color) !important;
    outline-offset: -3px !important;
}

.page-editor .content-modal .modal-content {
    display: block;
    flex: 1 1 auto;
    width: 100%;
    max-width: none;
    min-height: 0;
    max-height: none;
    margin: 0;
    padding: 20px clamp(18px, 3vw, 32px);
    overflow: auto;
    border: 0;
    border-radius: 0;
    background: var(--surface-color);
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.6;
    transform: none;
    transition: none;
}

.page-editor .content-modal .modal-content:focus {
    background: var(--surface-color);
}

/* Runtime formatting styles contain fixed light-theme colours. These scoped
   token overrides keep rich lesson content legible in both themes. */
.page-editor .content-modal .formatted-content {
    padding: 0;
    color: var(--text-primary);
    font-size: inherit;
    line-height: inherit;
}

.page-editor .content-modal .formatted-content h4,
.page-editor .content-modal .formatted-content h5,
.page-editor .content-modal .formatted-content p,
.page-editor .content-modal .formatted-content li,
.page-editor .content-modal .formatted-content strong {
    color: var(--text-primary);
}

.page-editor .content-modal .formatted-content h4,
.page-editor .content-modal .formatted-content hr {
    border-color: var(--border-color);
}

.page-editor .content-modal .formatted-content em,
.page-editor .content-modal .formatted-content .duration {
    color: var(--text-secondary);
}

.page-editor .content-modal .formatted-content .labeled-content strong,
.page-editor .content-modal .formatted-content a {
    color: var(--accent-color);
}

.page-editor .content-modal .formatted-content .content-divider {
    background: var(--border-color);
}

.page-editor .content-modal .formatted-content code {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.page-editor .content-modal .formatted-content pre {
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    color: var(--text-primary);
}

.page-editor .content-modal .formatted-content pre code {
    background: transparent;
    color: inherit;
}

.page-editor .content-modal .formatted-content blockquote {
    border-left-color: var(--accent-color);
    background: var(--clil-accent-soft);
    color: var(--text-primary);
}

.page-editor .content-modal .section-content h1,
.page-editor .content-modal .section-content h2,
.page-editor .content-modal .section-content h3,
.page-editor .content-modal .section-content h4,
.page-editor .content-modal .section-content h5,
.page-editor .content-modal .section-content h6,
.page-editor .content-modal .section-content strong {
    color: var(--text-primary);
}

.page-editor .content-modal .section-content em,
.page-editor .content-modal .section-content del {
    color: var(--text-secondary);
}

.page-editor .content-modal .section-content a {
    color: var(--accent-color);
}

.page-editor .content-modal .section-content a:hover {
    border-bottom-color: var(--accent-color);
}

.page-editor .content-modal .section-content blockquote {
    border-left-color: var(--accent-color);
    background: var(--clil-accent-soft);
    color: var(--text-primary);
}

.page-editor .content-modal .section-content code,
.page-editor .content-modal .section-content th,
.page-editor .content-modal .section-content tr:nth-child(even) {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.page-editor .content-modal .section-content pre {
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    color: var(--text-primary);
}

.page-editor .content-modal .section-content pre code {
    background: transparent;
    color: inherit;
}

.page-editor .content-modal .section-content hr {
    background: var(--border-color);
}

.page-editor .content-modal .section-content th,
.page-editor .content-modal .section-content td {
    border-color: var(--border-color);
}

/* Keep generated insight tags identical to the default Overview/helper tags.
   This specificity also beats the legacy runtime .helper-tag fallback. */
.page-editor .helper-column .helper-tag,
.page-editor .tips-overlay .helper-tag {
    background: var(--surface-hover);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

/* Insight cards use the same reading typography as Overview and the pillars.
   Include the modal form because opening an insight copies its inner content
   and deliberately drops the .insight-card wrapper. */
.page-editor .insight-card .tips-card-content {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.55;
}

.page-editor .insight-card .tip-group {
    margin: 0 0 1rem;
    padding: 0;
}

.page-editor .insight-card .tip-group h4,
.page-editor .content-modal .modal-content .tip-group h4 {
    margin: 1rem 0 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.55;
}

.page-editor .insight-card .tip-group p,
.page-editor .insight-card .insight-summary,
.page-editor .content-modal .modal-content .tip-group p,
.page-editor .content-modal .modal-content .insight-summary {
    margin: 0.55rem 0;
    padding: 0;
    border-radius: 0;
    background: transparent;
    color: var(--text-primary);
    font-size: inherit;
    line-height: inherit;
    opacity: 1;
    cursor: default;
    transition: none;
    transform: none;
}

.page-editor .insight-card .insight-summary,
.page-editor .content-modal .modal-content .insight-summary {
    margin-bottom: 0.9rem;
}

.page-editor .insight-card .tip-group p:hover,
.page-editor .insight-card .insight-summary:hover,
.page-editor .content-modal .modal-content .tip-group p:hover,
.page-editor .content-modal .modal-content .insight-summary:hover {
    padding: 0;
    background: transparent;
    color: var(--text-primary);
    opacity: 1;
    transform: none;
}

@media (max-width: 720px) {
    .page-editor .content-modal { padding: 8px; }

    .page-editor .content-modal .modal-container {
        height: calc(100dvh - 16px);
        max-height: calc(100dvh - 16px);
        border-radius: 10px;
    }

    .page-editor .content-modal .modal-header {
        flex-wrap: wrap;
        min-height: 0;
        padding: 8px 10px;
        gap: 6px;
    }

    .page-editor .content-modal .modal-header h2 {
        flex: 1 1 100%;
        width: 100%;
    }

    .page-editor .content-modal .modal-controls {
        flex: 1 1 100%;
        width: 100%;
        justify-content: flex-end;
    }

    .page-editor .content-modal .editor-toolbar,
    .page-editor .content-modal .modal-btn {
        height: 44px;
        min-height: 44px;
    }

    .page-editor .content-modal .modal-btn {
        width: 44px;
        min-width: 44px;
    }

    .page-editor .content-modal .editor-toolbar {
        height: 50px;
        min-height: 50px;
    }

    .page-editor .content-modal .format-btn {
        width: 44px;
        min-width: 44px;
        height: 44px;
        min-height: 44px;
    }

    .page-editor .content-modal .modal-content {
        padding: 16px 14px;
    }
}

@media (max-width: 340px) {
    .page-editor .content-modal .modal-controls { gap: 3px; }

    .page-editor .content-modal .editor-toolbar {
        height: 42px;
        min-height: 42px;
        padding-inline: 3px;
    }

    .page-editor .content-modal .format-btn {
        width: 36px;
        min-width: 36px;
        height: 36px;
        min-height: 36px;
    }

    .page-editor .content-modal .modal-btn {
        width: 40px;
        min-width: 40px;
        height: 40px;
        min-height: 40px;
    }
}