/* components.css
 * Base styles and components
 */

:where(*, *::before, *::after) {
    box-sizing: border-box;
}

:where(html) {
    background-color: var(--theme-surface);
    background-image: var(--canvas-bg);
    background-repeat: no-repeat;
    background-size: cover;
}

:where(body) {
    background: transparent;
    color: var(--theme-text);
    font-family: var(--font-sans);
    margin: 0;
    min-block-size: 100vh;
    line-height: 1.5;
}

:where(h1, h2, h3, h4, h5, h6) {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    margin-block-start: 1.5em;
    margin-block-end: 0.5em;
}

:where(h1, h2, h3, h4, h5, h6):first-child {
    margin-block-start: 0;
}

:where(a) {
    color: var(--color-primary);
}

.skip-link {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    inset-block-start: var(--block-space-half);
    inset-inline-start: var(--block-space-half);
    padding: var(--block-space-half) var(--block-space);
    position: fixed;
    transform: translateY(-150%);
    transition: transform 120ms ease;
    z-index: 30;
}

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

/* Apply base transitions without increasing specificity.
   Exclude radio/checkbox inputs — they need native appearance. */
:where(button, input:not([type="radio"]):not([type="checkbox"]), textarea, .btn) {
    appearance: none;
    font: inherit;
    transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

:where(a, button, input):focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Base button component */
.btn {
    background: var(--color-primary);
    color: var(--color-primary-foreground);
    padding: calc(var(--block-space) / 2) var(--inline-space);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    cursor: pointer;
    inline-size: fit-content;
}

.btn:hover {
    filter: brightness(1.1);
}

.btn--subtle {
    background: transparent;
    border: 1px solid var(--theme-border);
    color: var(--theme-text);
}

.page-shell {
    align-items: center;
    display: flex;
    justify-content: center;
    min-block-size: 100vh;
    padding-block: var(--block-space-xl);
    padding-inline: var(--block-space-lg);
}

.page-shell--public {
    min-block-size: calc(100vh - (var(--block-space) * 2));
    padding-block: var(--block-space-lg);
}

.page-shell--click-first {
    align-items: stretch;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: minmax(0, 1fr);
    justify-items: stretch;
    min-block-size: auto;
    padding-block-start: 0;
    padding-block-end: var(--block-space-lg);
    padding-inline: 0;
}

.page-shell--click-first>* {
    inline-size: 100%;
}

.page-shell--click-first>.panel {
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    inline-size: min(100%, 84rem);
    margin-inline: auto;
    padding: clamp(1.25rem, 2.5vw, 2.25rem) clamp(1rem, 3vw, 2rem);
}

.page-shell--click-first>.panel--public-hero {
    background:
        radial-gradient(circle at 14% 20%, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 36%),
        radial-gradient(circle at 82% 0%, color-mix(in srgb, var(--color-primary-strong) 18%, transparent), transparent 42%);
}

.panel {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    inline-size: min(100%, var(--content-max-inline));
    padding: var(--block-space-xl) var(--block-space-lg);
}

.panel--narrow {
    inline-size: min(100%, var(--content-max-inline));
}

.panel--wide {
    inline-size: min(100%, var(--content-max-inline-wide));
}

.panel--public-hero {
    background:
        radial-gradient(circle at 15% 20%, color-mix(in srgb, var(--color-primary) 16%, transparent), transparent 34%),
        radial-gradient(circle at 80% 0%, color-mix(in srgb, var(--color-primary-strong) 16%, transparent), transparent 44%),
        var(--color-surface);
    border: 1px solid color-mix(in srgb, var(--theme-border) 65%, transparent);
    box-shadow: none;
    position: relative;
}

.panel--public-hero::after {
    display: none;
}

.panel__header {
    margin-block-end: var(--block-space-lg);
}

.panel__header--center {
    text-align: center;
}

.brand-lockup {
    align-items: center;
    display: flex;
    justify-content: center;
    margin-block-end: var(--block-space-lg);
}

.brand-lockup__logo {
    block-size: auto;
    inline-size: clamp(8rem, 24vw, 11rem);
}

.brand-lockup__logo--mark {
    inline-size: clamp(3.75rem, 8vw, 5rem);
}

.panel__title {
    font-size: clamp(1.75rem, 3.4vw, 2.5rem);
    line-height: 1.2;
    margin: 0;
}

/* -- Inline title editing ----------------------------------- */

.inline-title__display {
    align-items: baseline;
    display: flex;
    gap: var(--block-space-half);
}

.inline-title__edit-btn {
    background: none;
    border: none;
    color: var(--color-muted-ink);
    cursor: pointer;
    flex-shrink: 0;
    opacity: 0;
    padding: 0.25rem;
    transition: opacity 120ms ease;
}

.inline-title:hover .inline-title__edit-btn,
.inline-title__edit-btn:focus-visible {
    opacity: 1;
}

.inline-title__pencil-icon {
    block-size: 1rem;
    inline-size: 1rem;
}

.inline-title__form {
    align-items: center;
    display: flex;
    gap: var(--block-space-half);
}

.inline-title__form[hidden] {
    display: none;
}

.inline-title__input {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.4vw, 2.5rem);
    font-weight: 600;
    line-height: 1.2;
    padding-block: 0;
    padding-inline: var(--block-space-half);
}

.panel__lead {
    color: var(--color-muted-ink);
    margin-block: var(--block-space);
    max-inline-size: 60ch;
}

.panel__lead--center {
    margin-inline: auto;
}

.panel__lead--ink {
    color: var(--theme-text);
}

.panel__meta {
    color: var(--color-muted-ink);
    margin-block-start: var(--block-space-lg);
}

.avatar-rail {
    margin-block-start: var(--block-space-lg);
}

.avatar-rail__label {
    color: var(--color-muted-ink);
    font-size: 0.875rem;
    margin: 0 0 var(--block-space-half) 0;
}

.avatar-row {
    align-items: center;
    display: flex;
    gap: var(--block-space-half);
}

.avatar {
    block-size: 2.375rem;
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    inline-size: 2.375rem;
    object-fit: cover;
}

.avatar--tutor {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-primary) 20%, transparent);
}

.avatar--student {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--theme-border) 45%, transparent);
}

.public-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
    justify-content: center;
    margin-block-start: var(--block-space-lg);
}

.public-topnav-wrap {
    inline-size: 100%;
    justify-self: stretch;
    position: sticky;
    inset-block-start: 0;
    z-index: 15;
}

.public-topnav {
    align-items: center;
    background: color-mix(in srgb, var(--theme-surface) 82%, transparent);
    border: none;
    border-block-end: 1px solid color-mix(in srgb, var(--theme-border) 72%, transparent);
    border-radius: 0;
    box-shadow: 0 6px 22px color-mix(in srgb, #000 10%, transparent);
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: auto 1fr auto;
    inline-size: 100%;
    min-block-size: 3.6rem;
    padding: 0.3rem var(--block-space-lg);
}

.public-topnav__brand {
    align-items: center;
    color: var(--theme-text);
    display: inline-flex;
    gap: 0.5rem;
    text-decoration: none;
}

.public-topnav__brand-logo {
    block-size: 1.875rem;
    inline-size: auto;
    max-inline-size: clamp(8rem, 18vw, 11rem);
}

.public-topnav__brand-text {
    color: var(--theme-text);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.public-topnav__links {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
    justify-content: center;
}

.public-topnav__link {
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    font-size: 0.875rem;
    padding: 0.35rem 0.7rem;
    text-decoration: none;
}

.public-topnav__link:hover,
.public-topnav__link.is-active {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    color: var(--theme-text);
}

.public-topnav__actions {
    align-items: center;
    display: inline-flex;
    gap: var(--block-space-half);
}

.public-theme-toggle {
    padding-inline: calc(var(--inline-space) * 1.5);
}

.public-feature-grid {
    display: grid;
    gap: var(--block-space);
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-block: var(--block-space-lg);
}

.public-feature-grid--bento {
    gap: clamp(0.75rem, 1.8vw, 1.15rem);
    grid-auto-rows: minmax(8.5rem, auto);
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.feature-card--bento {
    background:
        radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 52%),
        linear-gradient(165deg, color-mix(in srgb, var(--color-surface) 88%, var(--theme-surface)), var(--color-surface));
    border-radius: calc(var(--radius-sm) + 0.35rem);
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--theme-border) 45%, transparent),
        inset 0 1px 0 0 color-mix(in srgb, var(--theme-border) 30%, transparent),
        0 4px 24px -8px color-mix(in srgb, var(--color-primary) 15%, transparent),
        0 12px 48px -16px rgba(0, 0, 0, 0.35);
    display: grid;
    gap: 0.5rem;
    min-block-size: 100%;
    padding: clamp(1.1rem, 2.2vw, 1.5rem);
    position: relative;
    overflow: hidden;
    transition: transform 220ms ease, box-shadow 220ms ease;
}

.feature-card--bento:hover {
    transform: translateY(-3px);
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--color-primary) 30%, var(--theme-border) 40%),
        inset 0 1px 0 0 color-mix(in srgb, var(--theme-border) 40%, transparent),
        0 8px 32px -8px color-mix(in srgb, var(--color-primary) 25%, transparent),
        0 20px 56px -16px rgba(0, 0, 0, 0.45);
}

.feature-card--bento::after {
    content: "";
    pointer-events: none;
    position: absolute;
    inset: auto -2rem -2rem auto;
    block-size: 8rem;
    inline-size: 8rem;
    border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--color-primary-strong) 22%, transparent), transparent 70%);
    transition: opacity 220ms ease;
}

.feature-card--bento:hover::after {
    opacity: 1.3;
}

.feature-card--bento .feature-card__title {
    font-size: clamp(1.1rem, 2.2vw, 1.42rem);
}

.feature-card--bento .feature-card__body {
    color: color-mix(in srgb, var(--color-muted-ink) 75%, var(--theme-text));
}

.feature-card--bento-learners {
    grid-column: span 4;
    grid-row: span 2;
}

.feature-card--bento-guides {
    grid-column: span 2;
    grid-row: span 1;
}

.feature-card--bento-teams {
    grid-column: span 2;
    grid-row: span 1;
}

.feature-card--bento-guides,
.feature-card--bento-teams {
    background:
        radial-gradient(circle at 0 0, color-mix(in srgb, var(--color-primary-strong) 18%, transparent), transparent 48%),
        linear-gradient(170deg, color-mix(in srgb, var(--color-surface) 86%, var(--theme-surface)), var(--color-surface));
}

.feature-card--bento-guides::after,
.feature-card--bento-teams::after {
    inset: auto auto -2rem -2rem;
    background: radial-gradient(circle, color-mix(in srgb, var(--color-primary) 20%, transparent), transparent 70%);
}

.app-top-layout {
    min-block-size: 100vh;
}

.app-top-layout--conversation {
    --conversation-dock-space: clamp(5.75rem, 14vh, 7.25rem);
    --conversation-top-chrome: 11.5rem;
    padding-block-end: calc(var(--conversation-dock-space) + 0.25rem);
}

.app-top-layout--conversation-inline {
    --conversation-dock-space: 0rem;
    --conversation-top-chrome: 9.5rem;
    padding-block-end: var(--block-space-lg);
}

.app-top-layout--conversation .app-top-layout__content {
    padding: var(--block-space-half) var(--block-space-lg) 0;
}

.app-top-layout__content {
    padding: var(--block-space-lg);
}

.app-top-layout__content--center {
    display: flex;
    justify-content: center;
}

.app-topnav-wrap {
    position: sticky;
    inset-block-start: 0;
    z-index: 20;
}

.app-topnav {
    align-items: center;
    border-radius: 0;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    min-block-size: 3.75rem;
    padding: 0.4rem calc(var(--block-space-lg) + var(--inline-space-half));
    inline-size: 100%;
}

.app-topnav__brand {
    display: inline-flex;
}

.app-topnav__logo {
    block-size: 2rem;
    inline-size: auto;
}

.app-topnav__links {
    align-items: center;
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    min-inline-size: 0;
}

.app-topnav__link {
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    font-size: 0.85rem;
    padding: 0.35rem 0.7rem;
    text-decoration: none;
}

.app-topnav__link:hover,
.app-topnav__link.is-active {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--theme-text);
}

.app-topnav__link--cta {
    background: var(--color-primary);
    color: var(--color-primary-foreground);
}

.app-topnav__link--cta:hover,
.app-topnav__link--cta.is-active {
    background: color-mix(in srgb, var(--color-primary) 88%, white 12%);
    color: var(--color-primary-foreground);
}

.app-topnav__icon-link {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--theme-text);
    display: inline-flex;
    block-size: 2rem;
    inline-size: 2rem;
    justify-content: center;
    text-decoration: none;
}

.app-topnav__icon-link:hover,
.app-topnav__icon-link.is-active {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--theme-text);
}

.app-topnav__icon-link--cta {
    background: var(--color-primary);
    border-color: transparent;
    color: var(--color-primary-foreground);
}

.app-topnav__icon-link--cta:hover,
.app-topnav__icon-link--cta.is-active {
    background: color-mix(in srgb, var(--color-primary) 88%, white 12%);
    color: var(--color-primary-foreground);
}

.app-topnav__icon {
    block-size: 1rem;
    inline-size: 1rem;
}

.app-topnav__actions {
    align-items: center;
    display: inline-flex;
    gap: var(--block-space-half);
    min-inline-size: 0;
    padding-inline-start: var(--inline-space-half);
}

.app-theme-toggle {
    align-items: center;
    display: inline-flex;
    block-size: 2rem;
    inline-size: 2rem;
    justify-content: center;
    padding: 0;
}

.app-user-menu {
    min-inline-size: 0;
    position: relative;
}

.app-user-menu__summary {
    align-items: center;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    gap: 0.4rem;
    list-style: none;
    max-inline-size: 100%;
    padding: 0.2rem 0.35rem;
}

.app-user-menu__summary::-webkit-details-marker {
    display: none;
}

.app-user-menu__avatar {
    align-items: center;
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    display: inline-flex;
    font-size: 0.72rem;
    font-weight: 700;
    block-size: 1.85rem;
    inline-size: 1.85rem;
    justify-content: center;
}

.app-user-menu__name {
    color: var(--theme-text);
    font-size: 0.82rem;
    max-inline-size: clamp(5.5rem, 14vw, 10rem);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-user-menu__panel {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.35rem;
    inset-inline-end: 0;
    margin-block-start: 0.45rem;
    min-inline-size: 9rem;
    padding: 0.45rem;
    position: absolute;
    z-index: 30;
}

.app-user-menu__link {
    border-radius: 0.35rem;
    color: var(--theme-text);
    display: block;
    font-size: 0.82rem;
    padding: 0.35rem 0.45rem;
    text-decoration: none;
}

.app-user-menu__link:hover,
.app-user-menu__link.is-active {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
}

.app-user-menu__label {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin: 0.2rem 0.45rem 0;
    text-transform: uppercase;
}

.app-user-menu__form {
    margin: 0;
}

.app-user-menu__link--button {
    background: transparent;
    border: none;
    cursor: pointer;
    inline-size: 100%;
    text-align: start;
}

.app-home-panel {
    border: none;
    box-shadow: none;
    max-inline-size: 56rem;
}

.app-home-actions {
    display: grid;
    gap: var(--block-space);
    margin-block-start: var(--block-space-lg);
}

.app-home-actions__header {
    display: grid;
    gap: 0.4rem;
    text-align: center;
}

.app-home-section-title {
    font-size: clamp(1.1rem, 2.2vw, 1.45rem);
    margin: 0;
}

.app-home-actions__lead {
    color: var(--color-muted-ink);
    margin: 0;
}

.app-home-action-grid {
    display: grid;
    gap: var(--block-space-half);
}

@media (min-width: 48rem) {
    .app-home-action-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.app-home-action-tile {
    background:
        radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 55%),
        linear-gradient(160deg, color-mix(in srgb, var(--color-surface) 90%, var(--theme-surface)), var(--color-surface));
    border: 1px solid color-mix(in srgb, var(--theme-border) 82%, transparent);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px -18px color-mix(in srgb, #000 75%, transparent);
    color: var(--theme-text);
    display: grid;
    gap: 0.45rem;
    min-block-size: 10rem;
    padding: var(--block-space);
    text-decoration: none;
    transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.app-home-action-tile:hover {
    border-color: color-mix(in srgb, var(--color-primary) 45%, var(--theme-border));
    box-shadow: 0 16px 36px -22px color-mix(in srgb, var(--color-primary) 55%, #000 45%);
    transform: translateY(-2px);
}

.app-home-action-tile__kicker {
    color: var(--color-muted-ink);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin: 0;
    text-transform: uppercase;
}

.app-home-action-tile__title {
    font-size: 1.05rem;
    margin: 0;
}

.app-home-action-tile__description {
    color: var(--color-muted-ink);
    font-size: 0.88rem;
    margin: 0;
}

.app-home-action-tile__cta {
    align-self: end;
    color: color-mix(in srgb, var(--color-primary) 80%, var(--theme-text) 20%);
    font-size: 0.8rem;
    font-weight: 600;
    margin-block-start: var(--block-space-half);
}

/* ── Learning Paths: Interview Layout ─────────────────── */

.learning-paths-interview {
    display: grid;
    gap: var(--block-space-xl);
    padding-block: var(--block-space-lg);
}

/* ── Continue Learning ─────────────────────────────────── */

.lp-continue {
    display: grid;
    gap: var(--block-space-half);
}

.lp-continue__heading {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.lp-continue__list {
    display: grid;
    gap: var(--block-space-half);
}

.lp-continue__card {
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--theme-text);
    display: grid;
    gap: 0.35rem;
    grid-template-columns: 1fr auto;
    padding: var(--block-space-half) var(--block-space);
    text-decoration: none;
}

.lp-continue__card:hover {
    background: color-mix(in srgb, var(--color-primary) 8%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 30%, var(--theme-border));
}

.lp-continue__title {
    font-size: 0.92rem;
    font-weight: 600;
}

.lp-continue__meta {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
}

.lp-continue__bar {
    background: color-mix(in srgb, var(--theme-border) 80%, transparent);
    block-size: 0.3rem;
    border-radius: 999px;
    grid-column: 1 / -1;
    overflow: hidden;
}

.lp-continue__fill {
    background: linear-gradient(90deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 55%, white));
    block-size: 100%;
}

/* ── Search Hero ───────────────────────────────────────── */

.lp-hero {
    display: grid;
    gap: var(--block-space-lg);
    text-align: center;
}

.lp-hero__title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0;
}

.lp-hero__search {
    display: grid;
    gap: var(--block-space-half);
}

.lp-hero__search-row {
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: minmax(0, 1fr) auto;
}

.lp-hero__input {
    background: color-mix(in srgb, var(--color-surface) 86%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--theme-text);
    font-size: 1rem;
    min-block-size: 2.7rem;
    padding: 0.68rem 0.82rem;
}

/* ── Query Meta & Empty State ──────────────────────────── */

.lp-query-meta {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    margin: 0;
    text-align: center;
}

.lp-empty {
    color: var(--color-muted-ink);
    font-size: 0.88rem;
    margin: 0;
    text-align: center;
}

/* ── Suggestion Pills ──────────────────────────────────── */

.lp-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    justify-content: center;
}

.lp-pills__pill {
    background: color-mix(in srgb, var(--color-surface) 82%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    color: var(--theme-text);
    display: inline-flex;
    font-size: 0.84rem;
    font-weight: 600;
    padding: 0.45rem 0.7rem;
    text-decoration: none;
}

.lp-pills__pill:hover,
.lp-pills__pill.is-active {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 35%, var(--theme-border));
}

.learning-paths-steps {
    display: grid;
    gap: 0.5rem;
    margin: 0;
    padding-inline-start: 1.1rem;
}

.learning-paths-steps__item {
    color: var(--color-muted-ink);
}

.learning-paths-steps__title {
    align-items: center;
    color: var(--theme-text);
    display: flex;
    font-size: 0.88rem;
    font-weight: 600;
    gap: 0.35rem;
    margin: 0;
}

.learning-paths-steps__index {
    align-items: center;
    background: color-mix(in srgb, var(--color-primary) 16%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 35%, var(--theme-border));
    border-radius: 999px;
    color: var(--theme-text);
    display: inline-flex;
    font-size: 0.75rem;
    font-weight: 700;
    block-size: 1.2rem;
    inline-size: 1.2rem;
    justify-content: center;
}

.learning-paths-steps__summary {
    color: var(--color-muted-ink);
    font-size: 0.8rem;
    margin: 0.2rem 0 0;
}

/* ── Selected Path Detail Card ─────────────────────────── */

.lp-detail {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    display: grid;
    gap: var(--block-space);
    padding: var(--block-space-lg);
}

.lp-detail__header {
    display: grid;
    gap: 0.35rem;
}

.lp-detail__title {
    font-size: 1.15rem;
    margin: 0;
}

.lp-detail__tagline {
    color: var(--color-muted-ink);
    font-size: 0.88rem;
    margin: 0;
}

.lp-detail__progress {
    display: grid;
    gap: 0.35rem;
}

.lp-detail__progress-bar {
    background: color-mix(in srgb, var(--theme-border) 80%, transparent);
    block-size: 0.5rem;
    border-radius: 999px;
    overflow: hidden;
}

.lp-detail__progress-fill {
    background: linear-gradient(90deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 55%, white));
    block-size: 100%;
}

.lp-detail__progress-label {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    margin: 0;
}

.lp-detail__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.lp-detail__chip {
    background: color-mix(in srgb, var(--color-primary) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 18%, transparent);
    border-radius: 999px;
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    padding: 0.22rem 0.5rem;
}

.lp-detail__actions {
    display: grid;
    justify-items: start;
}

/* ── Footer Links ──────────────────────────────────────── */

.lp-footer {
    display: flex;
    gap: var(--inline-space);
    justify-content: center;
}

.lp-footer__link {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    text-decoration: none;
}

.lp-footer__link:hover {
    color: var(--color-primary);
}

.lp-footer__sep {
    color: var(--color-muted-ink);
}

.settings-panel {
    display: grid;
    gap: var(--block-space);
    inline-size: 100%;
    max-inline-size: none;
}

.settings-layout {
    align-items: start;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: 16rem minmax(0, 1fr);
}

.settings-nav {
    background: var(--theme-surface-subtle);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: grid;
    gap: 0.35rem;
    padding: var(--block-space);
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

.settings-nav__link {
    border-radius: var(--radius-md);
    color: var(--color-muted-ink);
    font-size: 0.86rem;
    padding: 0.5rem 0.65rem;
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.settings-nav__link:hover {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    color: var(--theme-text);
}

.settings-nav__link.is-active {
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    color: var(--theme-text);
    font-weight: 600;
}

.settings-main {
    display: grid;
    gap: var(--block-space);
}

.settings-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.settings-subnav__link {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    color: var(--color-muted-ink);
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.settings-subnav__link:hover {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    color: var(--theme-text);
}

.settings-subnav__link.is-active {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 40%, transparent);
    color: var(--theme-text);
}

.settings-content-card {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--block-space-lg);
}

.settings-content-card__title {
    margin: 0 0 0.6rem;
}

.settings-content-card__body {
    color: var(--color-muted-ink);
    margin: 0 0 0.5rem;
}

.settings-stack {
    display: grid;
    gap: var(--block-space);
    margin-block-start: var(--block-space);
}

.settings-surface {
    background: var(--theme-surface-subtle);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    display: grid;
    gap: var(--block-space-half);
    padding: var(--block-space);
    transition: box-shadow var(--transition-base);
}

.settings-surface__head {
    align-items: start;
    display: flex;
    gap: var(--block-space);
    justify-content: space-between;
}

.settings-surface__title {
    font-size: var(--text-base);
    font-weight: 600;
    margin: 0;
}

.settings-surface__body {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    margin: 0;
}

.settings-inline-actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.settings-grid {
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.settings-subcard {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--block-space-half);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.settings-subcard:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.settings-subcard__title {
    font-size: 0.95rem;
    margin: 0 0 0.45rem;
}

.settings-form-grid {
    display: grid;
    gap: 0.65rem;
}

.field-group {
    display: grid;
    gap: 0.2rem;
}

.field-group span {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
}

.field-row {
    display: grid;
    gap: 0.45rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-row--checks {
    grid-template-columns: repeat(2, minmax(0, max-content));
}

.check-option {
    align-items: center;
    display: inline-flex;
    font-size: 0.82rem;
    gap: 0.35rem;
}

.settings-form-actions {
    display: flex;
    justify-content: flex-start;
    margin-block-start: 0.15rem;
}

.ifttt-builder {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.45rem;
    padding: 0.6rem;
}

.ifttt-builder__line {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.ifttt-builder__text {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
}

.ifttt-pill {
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    padding: 0.15rem 0.5rem;
    text-transform: uppercase;
}

.ifttt-pill--if {
    background: color-mix(in srgb, var(--color-primary) 20%, transparent);
    color: var(--theme-text);
}

.ifttt-pill--then {
    background: color-mix(in srgb, var(--color-primary-strong) 20%, transparent);
    color: var(--theme-text);
}

.ifttt-control {
    inline-size: auto;
    min-inline-size: 4.2rem;
}

.ifttt-control--tz {
    min-inline-size: 8rem;
}

.ifttt-control--action {
    min-inline-size: 14rem;
}

.radio-grid {
    display: grid;
    gap: 0.4rem;
}

.radio-option {
    align-items: start;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: flex;
    gap: 0.45rem;
    padding: 0.45rem 0.55rem;
}

.radio-option__content {
    display: grid;
    gap: 0.08rem;
}

.radio-option__content span {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
}

.runtime-grid {
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.runtime-card {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: var(--block-space-half);
    padding: var(--block-space-half);
}

.runtime-card__header {
    align-items: center;
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: auto 1fr;
}

.settings-grid--tools {
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.settings-subcard--tool-mode {
    display: grid;
    gap: 0.7rem;
}

.settings-tools-mode-section {
    display: grid;
    gap: 0.5rem;
}

.settings-tools-mode-section__title {
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    margin: 0;
    text-transform: uppercase;
}

.settings-tools-pill-grid {
    display: grid;
    gap: 0.5rem;
}

.settings-tools-pill {
    background: color-mix(in srgb, var(--theme-surface-subtle) 62%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.25rem;
    padding: 0.5rem 0.6rem;
}

.settings-tools-pill__title {
    font-size: 0.88rem;
    margin: 0;
}

.settings-tools-pill__meta {
    align-items: center;
    color: var(--color-muted-ink);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.75rem;
    gap: 0.4rem;
    margin: 0;
}

.settings-tools-pill__body {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    margin: 0;
}

.settings-tools-token-chip {
    border-radius: 999px;
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1;
    padding: 0.2rem 0.5rem;
    text-transform: uppercase;
}

.settings-tools-token-chip[data-token-profile="high"] {
    background: color-mix(in srgb, var(--color-danger) 18%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-danger) 38%, transparent);
    color: color-mix(in srgb, var(--color-danger) 78%, var(--theme-text));
}

.settings-tools-token-chip[data-token-profile="medium"] {
    background: color-mix(in srgb, var(--color-warning) 20%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-warning) 36%, transparent);
    color: color-mix(in srgb, var(--color-warning) 88%, var(--theme-text));
}

.settings-tools-token-chip[data-token-profile="low"] {
    background: color-mix(in srgb, var(--color-success) 18%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-success) 36%, transparent);
    color: color-mix(in srgb, var(--color-success) 80%, var(--theme-text));
}

.settings-tools-usage-chart {
    display: grid;
    gap: 0.45rem;
}

.settings-tools-usage-chart__row {
    align-items: center;
    display: grid;
    gap: 0.5rem;
    grid-template-columns: minmax(8.5rem, auto) 1fr auto;
}

.settings-tools-usage-chart__label,
.settings-tools-usage-chart__metric {
    color: var(--color-muted-ink);
    font-size: 0.76rem;
    margin: 0;
}

.settings-tools-usage-chart__label {
    align-items: center;
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.settings-tools-usage-chart__bar {
    background: color-mix(in srgb, var(--color-primary) 8%, transparent);
    block-size: 0.6rem;
    border-radius: 999px;
    overflow: hidden;
}

.settings-tools-usage-chart__bar > span {
    background: color-mix(in srgb, var(--color-primary) 48%, var(--color-primary-strong));
    block-size: 100%;
    border-radius: 999px;
    display: block;
    inline-size: 0;
}

.runtime-card__avatar {
    block-size: 2.4rem;
    inline-size: 2.4rem;
}

.runtime-card__title {
    font-size: 0.92rem;
    margin: 0;
}

.runtime-card__tagline {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    margin: 0;
}

.performance-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.performance-metric {
    font-family: var(--font-display);
    font-size: 1.35rem;
    margin: 0;
}

.settings-table-wrap {
    border-radius: var(--radius-md);
    overflow: auto;
}

.settings-table {
    border-collapse: collapse;
    inline-size: 100%;
}

.settings-table th,
.settings-table td {
    border-block-end: 1px solid var(--theme-border);
    font-size: 0.82rem;
    padding: 0.55rem 0.65rem;
    text-align: left;
    white-space: nowrap;
}

.settings-table th {
    color: var(--color-muted-ink);
    font-weight: 600;
}

.settings-table tbody tr:nth-child(even) {
    background: color-mix(in srgb, var(--theme-surface-subtle) 50%, transparent);
}

.tutor-profile-grid {
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-block-start: var(--block-space);
}

.tutor-profile-grid--expanded {
    gap: var(--block-space);
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tutor-profiles-overview {
    display: grid;
    gap: var(--block-space);
    margin-block-start: var(--block-space);
}

.tutor-profiles-overview__header {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.35rem;
    padding: var(--block-space-half);
}

.tutor-profiles-overview__meta {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    margin: 0;
}

.tutor-profile-card {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: auto 1fr;
    padding: var(--block-space-half);
}

.tutor-profile-card__avatar {
    block-size: 2.25rem;
    inline-size: 2.25rem;
}

.tutor-profile-card__content {
    display: grid;
    gap: 0.15rem;
}

.tutor-profile-card__name {
    font-size: 0.9rem;
    margin: 0;
}

.tutor-profile-card__tagline {
    color: var(--theme-text);
    font-size: 0.8rem;
    margin: 0;
}

.tutor-profile-card__description {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    margin: 0;
}

.tutor-profile-card--expanded {
    align-items: stretch;
    grid-template-columns: 1fr;
    gap: var(--block-space-half);
    padding: var(--block-space);
}

.tutor-profile-card--expanded.is-selected {
    border-color: color-mix(in srgb, var(--color-primary) 55%, var(--theme-border));
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-primary) 18%, transparent);
}

.tutor-profile-card__header {
    align-items: center;
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: auto 1fr;
}

.tutor-profile-card__avatar--large {
    block-size: 3rem;
    inline-size: 3rem;
}

.tutor-profile-card__identity {
    display: grid;
    gap: 0.2rem;
}

.tutor-profile-card__reference {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    margin: 0;
}

.tutor-profile-card__badges {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tutor-profile-card__section {
    display: grid;
    gap: 0.2rem;
}

.tutor-profile-card__label {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin: 0;
    text-transform: uppercase;
}

.tutor-profile-card__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.tutor-profile-card__chip {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 25%, var(--theme-border));
    border-radius: 999px;
    color: var(--color-muted-ink);
    font-size: 0.74rem;
    padding: 0.2rem 0.5rem;
}

.tutor-profile-card__actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    justify-content: space-between;
}

.tutor-profile-card__selected-state {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    font-weight: 600;
}

.settings-tutor-show-page {
    min-block-size: auto;
    padding-block-start: var(--space-lg);
}

.settings-tutor-show-shell {
    max-inline-size: min(56rem, 100%);
}

.tutor-show-card {
    display: grid;
    gap: var(--block-space);
}

.tutor-show-card__header {
    align-items: center;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: auto 1fr;
}

.tutor-show-card__header--centered {
    justify-items: center;
    grid-template-columns: minmax(0, 1fr);
    text-align: center;
}

.tutor-show-card__avatar {
    block-size: 4rem;
    inline-size: 4rem;
}

.tutor-show-card__avatar--hero {
    block-size: 5.75rem;
    inline-size: 5.75rem;
}

.tutor-show-card__welcome {
    display: grid;
    gap: 0.5rem;
    justify-items: center;
    max-inline-size: 40rem;
}

.tutor-show-card__eyebrow {
    color: var(--color-primary);
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: 0.08em;
    margin: 0;
    text-transform: uppercase;
}

.tutor-show-card__welcome-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 1vw + 1rem, 2rem);
    line-height: 1.1;
}

.tutor-show-card__tagline {
    color: var(--theme-text);
    font-size: 1.05rem;
    font-weight: 600;
    margin: 0;
}

.tutor-show-card__intro {
    color: var(--color-muted-ink);
    margin: 0;
}

.tutor-show-card__section {
    display: grid;
    gap: 0.45rem;
}

.tutor-show-card__section-title {
    font-size: 1rem;
    margin: 0;
}

.tutor-show-card__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tutor-show-card__chip {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 20%, var(--theme-border));
    border-radius: 999px;
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    padding: 0.28rem 0.55rem;
}

.tutor-show-card__sample-question,
.tutor-show-card__sample-response {
    margin: 0;
}

.public-single-cta {
    display: flex;
    justify-content: center;
    margin-block-start: var(--block-space);
}

.public-secondary-links {
    align-items: center;
    column-gap: 0.9rem;
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-block-start: var(--block-space-half);
    row-gap: 0.35rem;
}

.public-secondary-links__link {
    color: var(--color-muted-ink);
    font-size: 0.85rem;
    text-decoration: none;
}

.public-secondary-links__link:hover {
    color: var(--theme-text);
    text-decoration: underline;
}

/* Persona Pivot — Homepage persona selector */
.persona-pivot__tiles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
    justify-content: center;
    margin-block: var(--block-space);
}

.persona-pivot__tile {
    align-items: center;
    background: var(--color-surface-elevated);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    font-weight: 600;
    gap: 0.42rem;
    line-height: 1;
    padding: 0.62rem 1rem;
    transition: all 180ms ease;
}

.persona-pivot__tile:hover {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 45%, var(--theme-border));
    color: var(--theme-text);
}

.persona-pivot__tile.is-active {
    background: color-mix(in srgb, var(--color-primary) 22%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 60%, var(--theme-border));
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-primary) 18%, transparent);
    color: var(--theme-text);
}

.persona-pivot__tile-emoji {
    font-size: 1.15rem;
    line-height: 1;
}

.persona-pivot__tile-label {
    font-size: 0.875rem;
}

.persona-pivot__stage {
    margin-inline: auto;
    max-inline-size: 42rem;
    min-block-size: 3.5rem;
    text-align: center;
}

.persona-pivot__message {
    color: var(--theme-text);
    font-size: 1.125rem;
    font-style: italic;
    line-height: 1.5;
    margin: 0;
}

.tutor-greeting-card {
    align-items: center;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: auto 1fr;
    margin-inline: auto;
    max-inline-size: 40rem;
}

.tutor-greeting-card--plain {
    padding: var(--block-space-half) 0;
}

.tutor-greeting-card__avatar {
    block-size: 4rem;
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-primary) 28%, transparent);
    inline-size: 4rem;
    object-fit: cover;
}

.tutor-greeting-card__line {
    color: var(--theme-text);
    font-size: var(--text-lg);
    margin: 0;
}

.tutor-greeting-card__meta {
    color: var(--color-muted-ink);
    font-size: var(--text-base);
    margin: 0.35rem 0 0;
}

.tutor-greeting-card__eyebrow {
    margin-block-end: 0.25rem;
}

.feature-grid,
.tier-grid {
    display: grid;
    gap: var(--block-space);
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-block: var(--block-space-lg);
}

.feature-card,
.tier-card {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    padding: var(--block-space);
}

.public-section-actions {
    display: flex;
    justify-content: center;
    margin-block-start: var(--block-space-half);
}

.tier-card {
    background: var(--color-surface);
    display: grid;
    gap: var(--block-space-half);
    grid-template-rows: auto auto auto 1fr;
    text-align: center;
}

.tier-card--featured {
    background:
        radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--color-primary) 16%, transparent), transparent 58%),
        var(--color-surface);
    border-color: color-mix(in srgb, var(--color-primary) 45%, var(--theme-border));
}

.feature-card__title,
.tier-card__title {
    margin: 0 0 var(--block-space-half) 0;
}

.feature-card__body,
.tier-card__body {
    color: var(--color-muted-ink);
    margin: 0;
}

.tier-card__price {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 var(--block-space-half) 0;
}

.tier-card__price-period {
    color: var(--color-muted-ink);
    font-weight: 400;
}

.tier-card__eyebrow {
    margin: 0;
}

.tier-card__features {
    align-content: start;
    color: var(--color-muted-ink);
    display: grid;
    gap: 0.4rem;
    justify-self: stretch;
    margin: 0;
    padding-inline-start: 1.15rem;
    text-align: left;
}

.tier-card__features li::marker {
    color: color-mix(in srgb, var(--color-primary) 75%, var(--color-muted-ink));
}

.tier-card__cta {
    margin-block-start: var(--block-space-half);
}

.tier-card__cta .btn {
    inline-size: 100%;
}

.tier-card__body--ink {
    color: var(--theme-text);
}

.pricing-comparison-wrap {
    margin-block-start: var(--block-space-lg);
    overflow-x: auto;
}

.pricing-comparison {
    border-collapse: collapse;
    inline-size: 100%;
    min-inline-size: 42rem;
}

.pricing-comparison th,
.pricing-comparison td {
    border-bottom: 1px solid color-mix(in srgb, var(--theme-border) 80%, transparent);
    padding: 0.7rem 0.8rem;
    text-align: left;
    vertical-align: top;
}

.pricing-comparison thead th {
    color: var(--theme-text);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.pricing-comparison tbody th {
    color: var(--color-muted-ink);
    font-size: 0.92rem;
    font-weight: 600;
    inline-size: 27%;
}

.pricing-comparison tbody td {
    color: var(--theme-text);
    font-size: 0.92rem;
}

.pricing-cta {
    margin-block-start: var(--block-space-lg);
}

.eyebrow--ink {
    color: var(--theme-text);
}

.public-footer-wrap {
    inline-size: 100%;
    margin-block-start: clamp(1.5rem, 3vw, 2.5rem);
    padding-inline: clamp(1rem, 3vw, 2rem);
    padding-block-end: clamp(1rem, 2.8vw, 2rem);
}

.public-footer-wrap .public-footer {
    align-items: center;
    background:
        linear-gradient(120deg, color-mix(in srgb, var(--color-primary) 10%, var(--color-surface)) 0%, var(--color-surface) 55%),
        var(--color-surface);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--theme-border) 30%, transparent),
        0 -4px 24px -8px color-mix(in srgb, var(--color-primary) 12%, transparent),
        0 8px 32px -12px rgba(0, 0, 0, 0.3);
    display: flex;
    gap: var(--block-space);
    justify-content: space-between;
    margin-inline: auto;
    min-block-size: 4rem;
    padding: 1rem 1.25rem;
    inline-size: min(100%, 84rem);
}

.public-footer-wrap .public-footer__brand {
    color: var(--theme-text);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    margin: 0;
}

.public-footer-wrap .public-footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.public-footer-wrap .public-footer__link {
    background: color-mix(in srgb, var(--color-surface) 60%, transparent);
    border-radius: 999px;
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--theme-border) 40%, transparent);
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    padding: 0.35rem 0.7rem;
    text-decoration: none;
    transition: all 180ms ease;
}

.public-footer-wrap .public-footer__link:hover {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--color-primary) 35%, transparent);
    color: var(--theme-text);
}

@media (max-width: 980px) {
    .public-feature-grid--bento {
        grid-auto-rows: auto;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .feature-card--bento-learners,
    .feature-card--bento-guides,
    .feature-card--bento-teams {
        grid-column: span 1;
        grid-row: span 1;
    }
}

@media (max-width: 760px) {

    .feature-grid,
    .tier-grid,
    .public-feature-grid {
        grid-template-columns: 1fr;
    }

    .public-topnav {
        grid-template-columns: 1fr;
        justify-items: center;
        padding: var(--block-space-half) var(--block-space);
    }

    .public-topnav__actions {
        inline-size: 100%;
        justify-content: center;
    }

    .tutor-greeting-card {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
    }

    .persona-pivot__tiles {
        gap: 0.35rem;
    }

    .persona-pivot__tile {
        padding: 0.5rem 0.7rem;
    }

    .persona-pivot__tile-label {
        font-size: 0.8rem;
    }

    .app-topnav {
        grid-template-columns: 1fr;
        gap: 0.35rem;
        justify-items: center;
        padding: var(--block-space-half) var(--block-space);
    }

    .app-topnav__links {
        flex-wrap: wrap;
    }

    .app-user-menu__name {
        max-inline-size: 14rem;
    }

    .app-top-layout__content,
    .app-top-layout__content--center {
        padding: var(--block-space);
    }

    .lp-hero__search-row {
        grid-template-columns: 1fr;
    }

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

    .settings-surface__head {
        align-items: stretch;
        flex-direction: column;
    }

    .settings-grid,
    .runtime-grid {
        grid-template-columns: 1fr;
    }

    .field-row {
        grid-template-columns: 1fr;
    }

    .tutor-profile-grid {
        grid-template-columns: 1fr;
    }

    .tutor-profile-grid--expanded {
        grid-template-columns: 1fr;
    }

    .tutor-profile-card__header,
    .tutor-show-card__header {
        grid-template-columns: 1fr;
    }

    .settings-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 0.25rem;
        inset-block-start: auto;
        padding: var(--block-space-half);
    }

    .public-footer-wrap .public-footer {
        flex-direction: column;
        justify-content: center;
        text-align: center;
    }
}

.eyebrow {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    margin: 0 0 var(--block-space-half) 0;
    text-transform: uppercase;
}

.stack-md>*+* {
    margin-block-start: var(--block-space);
}

.field__label {
    display: block;
    font-size: 0.9375rem;
    margin-block-end: var(--block-space-half);
}

.field__control {
    background: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    box-sizing: border-box;
    inline-size: 100%;
    padding: calc(var(--block-space) * 0.75);
}

.field__control--textarea {
    min-block-size: 6.5rem;
    resize: vertical;
}

.source-type-picker {
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
}

.source-type-picker__option {
    align-items: center;
    background: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    gap: 0.42rem;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1;
    padding: 0.62rem 0.75rem;
}

.source-type-picker__option:hover {
    background: color-mix(in srgb, var(--color-primary) 9%, transparent);
    color: var(--theme-text);
}

.source-type-picker__option--active {
    background: color-mix(in srgb, var(--color-primary) 17%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 55%, var(--theme-border));
    color: var(--theme-text);
}

.source-type-picker__icon {
    align-items: center;
    display: inline-flex;
    justify-content: center;
}

.source-field {
    position: relative;
}

.source-field--hidden {
    display: none;
}

.source-field__native-input {
    block-size: 1px;
    inline-size: 1px;
    inset-inline-start: 0;
    opacity: 0;
    pointer-events: none;
    position: absolute;
}

.upload-picker {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
}

.upload-picker__trigger {
    align-items: center;
    display: inline-flex;
    gap: 0.42rem;
}

.upload-picker__filename {
    color: var(--color-muted-ink);
    font-size: 0.875rem;
}

.upload-submit {
    align-items: center;
    display: inline-flex;
    gap: 0.42rem;
}

.source-preview {
    margin-block: var(--block-space) var(--block-space-lg);
    padding: var(--block-space) var(--block-space);
}

.source-preview__meta {
    margin: 0 0 var(--block-space-half) 0;
}

.source-preview__content {
    background: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 0.84rem;
    margin: 0;
    max-block-size: 24rem;
    overflow: auto;
    padding: var(--block-space);
    white-space: pre-wrap;
    word-break: break-word;
}

.composer-form {
    margin-block-start: var(--block-space);
}

.panel--conversation {
    display: grid;
    gap: var(--block-space-half);
    padding-block: var(--block-space-half);
}

.composer-form--dock {
    background: linear-gradient(to top, color-mix(in srgb, var(--theme-surface) 88%, transparent), transparent);
    inset-block-end: 0;
    position: sticky;
    z-index: 12;
}

.composer-form--page-dock {
    margin: 0;
}

.composer {
    background: var(--color-surface);
    border: 1px solid color-mix(in srgb, var(--theme-border) 85%, transparent);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    display: grid;
    gap: 0.4rem;
    padding: 0.5rem;
    transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.composer:focus-within {
    border-color: color-mix(in srgb, var(--color-primary) 40%, var(--theme-border));
    box-shadow: var(--shadow-card-hover), 0 0 0 2px color-mix(in srgb, var(--color-primary) 10%, transparent);
}

.composer__input-row {
    align-items: flex-end;
    display: flex;
    gap: 0.35rem;
}

.composer__textarea {
    background: transparent;
    border: none;
    flex: 1;
    font-size: 0.94rem;
    line-height: 1.45;
    margin: 0;
    max-block-size: 2.5rem;
    min-block-size: 2.5rem;
    overflow-y: hidden;
    padding: 0.4rem 0.5rem;
    resize: none;
}

.composer--expanded .composer__textarea {
    max-block-size: 14rem;
    min-block-size: 6.4rem;
    overflow-y: auto;
}

.composer__textarea:focus-visible {
    outline: none;
}

.composer-toolbar {
    align-items: center;
    border-block-start: 1px solid color-mix(in srgb, var(--theme-border) 72%, transparent);
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    justify-content: space-between;
    padding-block-start: 0.35rem;
}

.composer-toolbar--advanced[hidden] {
    display: none;
}

.composer-toolbar__quick-actions {
    align-items: center;
    display: inline-flex;
    gap: 0.4rem;
}

.composer-toolbar__modes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.32rem;
}

.composer-toolbar__mode-group {
    display: grid;
    gap: 0.3rem;
}

.composer-toolbar__mode-btn {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    font-size: 0.78rem;
    font-weight: 600;
    gap: 0.32rem;
    line-height: 1;
    padding: 0.3rem 0.5rem;
}

.composer-toolbar__mode-btn:hover {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    color: var(--theme-text);
}

.composer-toolbar__mode-input:focus-visible+.composer-toolbar__mode-btn {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.composer-toolbar__mode-input:checked+.composer-toolbar__mode-btn {
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 52%, var(--theme-border));
    color: var(--theme-text);
}

.composer-toolbar__mode-icon {
    align-items: center;
    display: inline-flex;
    justify-content: center;
}

.composer-toolbar__mode-icon svg {
    block-size: 0.95rem;
    fill: none;
    inline-size: 0.95rem;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.9;
}

.composer-toolbar__mode-guide {
    color: var(--color-muted-ink);
    font-size: 0.74rem;
    margin: 0;
}

.composer-toolbar__actions {
    align-items: center;
    display: inline-flex;
    gap: 0.4rem;
    margin-inline-start: auto;
}

.composer-toolbar__more-btn {
    align-items: center;
    background: transparent;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    font-size: 0.78rem;
    font-weight: 600;
    gap: 0.2rem;
    line-height: 1;
    min-block-size: 1.8rem;
    padding: 0.28rem 0.55rem;
}

.composer-toolbar__more-btn:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--theme-text);
}

.composer-toolbar__more-icon {
    align-items: center;
    display: inline-flex;
    justify-content: center;
    transition: transform 120ms ease;
}

.composer-toolbar__more-icon svg {
    block-size: 0.9rem;
    fill: none;
    inline-size: 0.9rem;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.composer--expanded .composer-toolbar__more-icon {
    transform: rotate(180deg);
}

.composer-toolbar__icon-btn {
    align-items: center;
    background: transparent;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    block-size: 1.8rem;
    inline-size: 1.8rem;
    justify-content: center;
    padding: 0;
}

.composer-toolbar__icon-btn:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--theme-text);
}

.composer-toolbar__icon-btn svg {
    block-size: 0.9rem;
    fill: none;
    inline-size: 0.9rem;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.composer-toolbar__send {
    min-inline-size: 4.8rem;
    padding-block: 0.4rem;
}

.avatar-preset-grid {
    display: grid;
    gap: 0.55rem;
    grid-template-columns: repeat(auto-fill, minmax(5rem, 1fr));
    margin-block-start: var(--block-space-half);
}

.avatar-preset-option {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: grid;
    gap: 0.25rem;
    justify-items: center;
    padding: 0.45rem 0.35rem;
}

.avatar-preset-option:has(.avatar-preset-option__radio:checked) {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 50%, var(--theme-border));
}

.avatar-preset-option__radio {
    margin: 0;
}

.avatar-preset-option__image {
    block-size: 2.75rem;
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    inline-size: 2.75rem;
    object-fit: cover;
}

.avatar-preset-option__name {
    font-size: 0.72rem;
    text-align: center;
}

.persona-grid {
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.persona-option {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: flex;
    gap: var(--block-space-half);
    padding: calc(var(--block-space) * 0.65);
}

.persona-option__radio {
    margin: 0;
}

.persona-option__avatar {
    block-size: 2rem;
    inline-size: 2rem;
}

.persona-option__content {
    display: grid;
    gap: 0.15rem;
}

.persona-option__name {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
}

.persona-option__tagline {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
    line-height: 1.25;
}

.profile-summary {
    border-block: 1px solid var(--theme-border);
    display: grid;
    gap: var(--block-space-half);
    margin-block: var(--block-space-lg);
    padding-block: var(--block-space);
}

.profile-summary__row {
    align-items: baseline;
    display: grid;
    gap: var(--block-space-half);
    grid-template-columns: minmax(8rem, 12rem) 1fr;
}

.profile-summary__label {
    color: var(--color-muted-ink);
    margin: 0;
}

.profile-summary__value {
    margin: 0;
}

.flash-stack {
    display: grid;
    gap: var(--block-space-half);
    inset-block-start: var(--block-space);
    inset-inline-end: var(--block-space);
    position: fixed;
    z-index: 20;
}

.flash {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    margin: 0;
    max-inline-size: 42ch;
    padding: var(--block-space-half) var(--block-space);
}

.chat-new-form {
    border-block-end: 1px solid var(--theme-border);
    display: grid;
    gap: var(--block-space);
    margin-block-end: var(--block-space-lg);
    padding-block-end: var(--block-space-lg);
}

.conversation-list {
    display: grid;
    gap: var(--block-space);
}

.conversation-list__title {
    margin: 0;
}

.conversation-list__item {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    padding: var(--block-space);
}

.conversation-list__item-title {
    margin: 0 0 var(--block-space-half) 0;
}

.conversation-list__meta {
    color: var(--color-muted-ink);
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space);
    margin: 0;
}

.history-layout {
    align-items: start;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: 17rem minmax(0, 1fr);
}

.history-sidebar {
    display: grid;
    gap: var(--block-space);
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

.history-sidebar__section {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.5rem;
    padding: var(--block-space-half);
}

.history-sidebar__label {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.history-project-nav {
    display: grid;
    gap: 0.35rem;
}

.history-project-nav__link {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    color: var(--theme-text);
    display: flex;
    font-size: 0.85rem;
    gap: var(--block-space-half);
    justify-content: space-between;
    padding: 0.4rem 0.5rem;
    text-decoration: none;
}

.history-project-nav__link small {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
}

.history-project-nav__link.is-active,
.history-project-nav__link:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 35%, var(--theme-border));
}

.history-panel {
    display: grid;
    gap: var(--block-space);
    inline-size: 100%;
    max-inline-size: none;
}

.mode-journey {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.65rem;
    padding: var(--block-space);
}

.mode-journey__header {
    display: grid;
    gap: 0.22rem;
}

.mode-journey__title {
    font-size: 1rem;
    margin: 0;
}

.mode-journey__description {
    margin: 0;
}

.mode-journey__friction {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    margin: 0.08rem 0 0 0;
}

.mode-journey__steps {
    display: grid;
    gap: 0.45rem;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    list-style: none;
    margin: 0;
    padding: 0;
}

.mode-journey__step {
    background: color-mix(in srgb, var(--theme-border) 22%, transparent);
    border: 1px solid color-mix(in srgb, var(--theme-border) 68%, transparent);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.1rem;
    min-block-size: 3.15rem;
    padding: 0.4rem 0.55rem;
}

.mode-journey__step--complete {
    background: color-mix(in srgb, var(--color-success) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-success) 40%, var(--theme-border));
}

.mode-journey__step--active {
    background: color-mix(in srgb, var(--color-primary) 16%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 48%, var(--theme-border));
}

.mode-journey__step-label {
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.1;
}

.mode-journey__step-detail {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    line-height: 1.25;
}

.mode-journey__actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.mode-journey__form {
    margin: 0;
}

.stream-lineage {
    color: var(--color-muted-ink);
    font-size: 0.84rem;
    margin: 0;
}

.stream-lineage__link {
    color: var(--theme-text);
    font-weight: 600;
}

.stream-lineage__meta {
    color: var(--color-muted-ink);
}

.learning-session-cards {
    display: grid;
    gap: var(--block-space);
    margin-block-end: 0;
}

.learning-session-card {
    background: var(--color-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-md);
    padding: var(--block-space);
}

.learning-session-card--hero {
    padding: var(--block-space-lg);
}

.learning-session-card--pending {
    background:
        radial-gradient(circle at 10% 10%, color-mix(in srgb, var(--color-primary) 16%, transparent), transparent 48%),
        var(--color-surface);
}

.learning-session-card__hero {
    align-items: flex-start;
    display: flex;
    gap: var(--block-space);
}

.learning-session-card__avatar {
    block-size: 3.25rem;
    inline-size: 3.25rem;
}

.learning-session-card__eyebrow {
    color: var(--color-muted-ink);
    margin: 0 0 0.2rem 0;
}

.learning-session-card__title {
    font-size: 1.125rem;
    margin: 0;
}

.learning-session-card__meta {
    align-items: center;
    color: var(--color-muted-ink);
    display: flex;
    flex-wrap: wrap;
    gap: var(--block-space-half);
    margin: var(--block-space-half) 0 0 0;
}

.learning-session-card__session-id {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
    border-radius: 999px;
    color: var(--theme-text);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.15rem 0.5rem;
}

.learning-session-card__label {
    color: var(--color-muted-ink);
    font-size: 0.8125rem;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.learning-session-card__value {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0.3rem 0 0.15rem 0;
}

.learning-session-card__hint {
    color: var(--color-muted-ink);
    font-size: 0.88rem;
    margin: 0;
}

.status-pill {
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.55rem;
    text-transform: uppercase;
}

.status-pill--active {
    background: color-mix(in srgb, var(--color-success) 18%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-success) 45%, transparent);
    color: color-mix(in srgb, var(--color-success) 80%, var(--theme-text));
}

.status-pill--completed {
    background: color-mix(in srgb, var(--color-info) 16%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-info) 40%, transparent);
    color: color-mix(in srgb, var(--color-info) 75%, var(--theme-text));
}

.status-pill--recalculating {
    background: color-mix(in srgb, var(--color-warning) 16%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-warning) 42%, transparent);
    color: color-mix(in srgb, var(--color-warning) 75%, var(--theme-text));
}

.learning-session-card-grid {
    display: grid;
    gap: var(--block-space);
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.learning-session-advanced {
    background: color-mix(in srgb, var(--color-surface) 85%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    margin-block-start: var(--block-space-half);
    padding: var(--block-space-half);
}

.learning-session-advanced__summary {
    color: var(--color-muted-ink);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    list-style: none;
    user-select: none;
}

.learning-session-advanced__summary::-webkit-details-marker {
    display: none;
}

.learning-session-advanced__summary::before {
    content: "+";
    color: var(--color-primary);
    display: inline-block;
    inline-size: 1ch;
    margin-inline-end: 0.35rem;
}

.learning-session-advanced__meta {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    margin: var(--block-space-half) 0;
}

.learning-session-advanced[open] .learning-session-advanced__summary {
    margin-block-end: var(--block-space-half);
}

.learning-session-advanced[open] .learning-session-advanced__summary::before {
    content: "-";
}

.learning-session-node-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    inline-size: 100%;
}

.learning-session-node-pills--below-advanced {
    margin-block-start: var(--block-space-half);
}

.learning-session-node-pill {
    align-items: center;
    background: color-mix(in srgb, var(--color-surface) 90%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    display: inline-flex;
    flex: 1 1 15rem;
    justify-content: center;
    max-inline-size: 100%;
    min-block-size: 1.9rem;
    padding: 0.2rem 0.65rem;
}

.learning-session-node-pill--active {
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 50%, var(--theme-border));
}

.learning-session-node-pill--mastered {
    background: color-mix(in srgb, var(--color-success) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-success) 45%, var(--theme-border));
}

.learning-session-node-pill--downshifted {
    background: color-mix(in srgb, var(--color-warning) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-warning) 48%, var(--theme-border));
}

.learning-session-node-pill--pending {
    background: color-mix(in srgb, var(--theme-border) 28%, transparent);
}

.learning-session-node-pill__step {
    color: var(--theme-text);
    font-size: 0.78rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 0.02em;
}

.learning-session-status-message {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    margin: 0.5rem 0 0 0;
    text-align: center;
}

.tutor-workspace {
    align-items: start;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: minmax(0, 1.45fr) minmax(18rem, 1fr);
    margin-block-start: var(--block-space);
}

.tutor-workspace__response-panel {
    display: grid;
    gap: var(--block-space-half);
    inline-size: 100%;
    max-inline-size: none;
    padding: var(--block-space);
}

.tutor-workspace__response-header {
    margin-block-end: var(--block-space-half);
}

.tutor-action-panel {
    display: grid;
    gap: var(--block-space);
    inline-size: 100%;
    margin: 0;
    max-inline-size: none;
    padding: var(--block-space);
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

.tutor-action-panel__header {
    margin-block-end: 0;
}

.tutor-action-panel__title {
    font-size: clamp(1.25rem, 2vw, 1.6rem);
}

.tutor-action-panel__section {
    border: 1px solid color-mix(in srgb, var(--theme-border) 70%, transparent);
    border-radius: var(--radius-sm);
    display: grid;
    gap: var(--block-space-half);
    padding: var(--block-space-half);
}

.tutor-action-panel__section-title {
    color: var(--color-muted-ink);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.tutor-action-panel__pills {
    margin: 0;
}

.tool-card-list--panel {
    display: grid;
    gap: var(--block-space-half);
}

.tutor-action-panel__raw-results {
    display: grid;
    gap: var(--block-space-half);
}

.tutor-action-panel__raw-result {
    background: color-mix(in srgb, var(--color-surface) 90%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.tutor-action-panel__raw-result-title {
    border-block-end: 1px solid var(--theme-border);
    font-size: 0.78rem;
    font-weight: 700;
    margin: 0;
    padding: 0.4rem 0.5rem;
}

.tutor-action-panel__raw-result pre {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    margin: 0;
    max-block-size: 14rem;
    overflow: auto;
    padding: 0.5rem;
    white-space: pre-wrap;
}

.tutor-action-panel__empty .panel__meta {
    margin: 0;
}

.writing-coach-panel--canvas {
    gap: var(--block-space-half);
}

.writing-coach-panel__stage {
    gap: 0.45rem;
}

.writing-coach-panel__stage-track {
    display: grid;
    gap: 0.25rem 0.6rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 0;
    padding-inline-start: 1rem;
}

.writing-coach-panel__stage-item {
    align-items: center;
    color: var(--color-muted-ink);
    display: inline-flex;
    font-size: 0.8rem;
    gap: 0.35rem;
}

.writing-coach-panel__stage-dot {
    background: color-mix(in srgb, var(--theme-border) 75%, transparent);
    block-size: 0.45rem;
    border-radius: 999px;
    inline-size: 0.45rem;
}

.writing-coach-panel__stage-item--complete {
    color: color-mix(in srgb, var(--color-success) 72%, var(--theme-text));
}

.writing-coach-panel__stage-item--complete .writing-coach-panel__stage-dot {
    background: color-mix(in srgb, var(--color-success) 72%, var(--theme-border));
}

.writing-coach-panel__stage-item--active {
    color: color-mix(in srgb, var(--color-primary) 74%, var(--theme-text));
    font-weight: 700;
}

.writing-coach-panel__stage-item--active .writing-coach-panel__stage-dot {
    background: color-mix(in srgb, var(--color-primary) 72%, var(--theme-border));
}

.writing-coach-panel__editor-form {
    display: grid;
    gap: 0.6rem;
    margin: 0;
}

.writing-coach-panel__editor-header {
    align-items: baseline;
    display: flex;
    gap: 0.45rem;
    justify-content: space-between;
}

.writing-coach-panel__word-count {
    margin: 0;
}

.writing-coach-panel__canvas {
    block-size: clamp(21rem, 46dvh, 42rem);
    font-family: var(--font-mono);
    line-height: 1.45;
    resize: vertical;
}

.writing-coach-panel__canvas-actions {
    display: grid;
    gap: 0.35rem;
}

.writing-coach-panel__action-pills {
    gap: 0.4rem;
}

.writing-coach-panel__action-pill {
    align-items: start;
    min-inline-size: 0;
}

.writing-coach-panel__action-pill > span:last-child {
    display: grid;
    gap: 0.1rem;
    text-align: left;
}

.writing-coach-panel__action-pill small {
    color: var(--color-muted-ink);
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.writing-coach-panel__loop-state {
    margin-block-start: var(--space-sm);
}

.writing-coach-panel__details {
    margin-block-start: var(--space-sm);
}

.writing-coach-panel__loop-list {
    color: var(--theme-text-subtle);
    display: grid;
    font-size: var(--text-sm);
    gap: var(--space-xs);
    list-style: decimal;
    margin-block-start: var(--space-xs);
    padding-inline-start: 1.25rem;
}

.message-list {
    align-content: start;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.5rem;
    justify-items: start;
    margin-block-end: 0;
    max-block-size: none;
    block-size: clamp(26rem, calc(100dvh - var(--conversation-dock-space) - var(--conversation-top-chrome)), 64rem);
    overflow: auto;
    padding: var(--block-space);
    scroll-behavior: smooth;
}

.message {
    --message-content-padding-block-start: 0.46rem;
    --message-content-padding-block-end: 0.34rem;
    --message-content-padding-inline: 0.78rem;
    inline-size: fit-content;
    max-inline-size: min(92%, 74ch);
    padding: 0;
    justify-self: start;
}

.message__content {
    background: var(--message-background, color-mix(in srgb, var(--theme-border) 40%, transparent));
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.08rem;
    inline-size: fit-content;
    max-inline-size: min(100%, 72ch);
    padding-block: var(--message-content-padding-block-start) var(--message-content-padding-block-end);
    padding-inline: var(--message-content-padding-inline);
    word-break: break-word;
}

.message--pending .message__content {
    border: 1px dashed color-mix(in srgb, var(--color-primary) 35%, var(--theme-border));
    opacity: 0.88;
}

.message--failed .message__content {
    border: 1px solid color-mix(in srgb, var(--color-danger) 45%, var(--theme-border));
}

.message--soft-failed .message__content {
    background: color-mix(in srgb, var(--color-warning) 8%, var(--message-background, transparent));
    border-color: color-mix(in srgb, var(--color-warning) 45%, var(--theme-border));
}

.conversation-stream {
    position: relative;
}

.conversation-page-dock {
    background: linear-gradient(to top, color-mix(in srgb, var(--theme-surface) 88%, transparent), transparent);
    inset-block-end: 0;
    inset-inline: 0;
    padding: 0 var(--block-space-lg) max(0.35rem, env(safe-area-inset-bottom));
    position: fixed;
    z-index: 18;
}

.conversation-page-dock__inner {
    inline-size: min(100%, var(--content-max-inline-wide));
    margin-inline: auto;
}

.conversation-inline-composer {
    margin-block-end: var(--block-space-half);
}

.conversation-inline-composer__inner {
    inline-size: 100%;
}

.composer-form--inline-top {
    margin: 0;
}

.conversation-stream__alert {
    background: color-mix(in srgb, var(--color-primary) 85%, var(--theme-surface) 15%);
    border: none;
    border-radius: 999px;
    color: var(--color-primary-foreground);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 700;
    inset-inline-end: var(--block-space);
    inset-block-end: calc(var(--block-space) + 0.5rem);
    padding: 0.38rem 0.72rem;
    position: absolute;
    z-index: 6;
}

.conversation-stream__thinking {
    align-items: center;
    color: color-mix(in srgb, var(--color-primary) 76%, var(--theme-text) 24%);
    display: inline-flex;
    font-size: 0.78rem;
    font-weight: 600;
    gap: 0.34rem;
    margin: 0.5rem 0 0.05rem;
}

.conversation-stream__thinking[hidden] {
    display: none;
}

.conversation-stream__thinking-icon {
    animation: waiting-icon-pop 1.4s ease-in-out infinite;
    display: inline-flex;
    line-height: 1;
}

.message--user {
    --message-background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    justify-self: end;
}

.message--user .message__content {
    justify-items: end;
}

.message--user .message__meta {
    justify-content: end;
}

.message--assistant {
    --message-background: color-mix(in srgb, var(--theme-border) 40%, transparent);
}

.tutor-response-card {
    max-inline-size: min(100%, 72ch);
}

.tutor-response-card.message--assistant .message__content {
    background:
        radial-gradient(circle at 0 0, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 58%),
        color-mix(in srgb, var(--color-surface) 86%, var(--theme-surface) 14%);
    border: 1px solid color-mix(in srgb, var(--color-primary) 25%, var(--theme-border));
}

.tutor-response-card.message--user .message__content {
    background: color-mix(in srgb, var(--color-primary) 8%, transparent);
}

/* ── Tutor turn cards (Wizz-style grouped Q+A) ───────────── */

.message-list--tutor-turns {
    background: transparent;
    border: none;
    gap: 0.85rem;
    justify-items: center;
    padding: 0.1rem 0 0.35rem;
}

.conversation-stream--tutor-turns .conversation-stream__thinking {
    margin-inline: auto;
}

.tutor-turn-card {
    background:
        radial-gradient(circle at 100% 0, color-mix(in srgb, var(--color-primary) 12%, transparent), transparent 42%),
        var(--color-surface);
    border: 1px solid color-mix(in srgb, var(--theme-border) 78%, transparent);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px -22px color-mix(in srgb, #000 60%, transparent);
    display: grid;
    inline-size: min(100%, 56rem);
    overflow: hidden;
}

.tutor-turn-card--pending {
    border-style: dashed;
}

.tutor-turn-card--failed {
    border-color: color-mix(in srgb, var(--color-danger) 42%, var(--theme-border));
}

.tutor-turn-card--soft-failed {
    border-color: color-mix(in srgb, var(--color-warning) 45%, var(--theme-border));
}

.tutor-turn-card__question {
    background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
    border-block-end: 1px solid color-mix(in srgb, var(--theme-border) 70%, transparent);
    display: grid;
    gap: 0.24rem;
    margin: 0;
    padding: 0.66rem 0.88rem;
}

.tutor-turn-card__question-label {
    color: var(--color-muted-ink);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    margin: 0;
    text-transform: uppercase;
}

.tutor-turn-card__question-text {
    color: var(--theme-text);
    font-size: 0.88rem;
    line-height: 1.42;
    margin: 0;
}

.tutor-turn-card__question-time {
    color: var(--color-muted-ink);
    font-size: 0.7rem;
    margin: 0;
}

.tutor-turn-card__answer {
    display: grid;
    gap: 0.52rem;
    padding: 0.78rem 0.88rem 0.84rem;
}

.tutor-turn-card__assistant {
    align-items: center;
    display: inline-flex;
    gap: 0.45rem;
}

.tutor-turn-card__assistant-avatar {
    align-items: center;
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-primary) 28%, var(--theme-border));
    border-radius: 999px;
    color: var(--theme-text);
    display: inline-flex;
    font-size: 0.72rem;
    font-weight: 700;
    block-size: 1.6rem;
    inline-size: 1.6rem;
    justify-content: center;
}

.tutor-turn-card__assistant-name {
    color: var(--color-muted-ink);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.tutor-turn-card__content {
    font-size: 0.94rem;
    line-height: 1.52;
}

.tutor-turn-card__content p {
    margin: 0;
}

.tutor-turn-card__content p + p {
    margin-block-start: 0.44rem;
}

.tutor-turn-card__annotation {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    margin: 0;
}

.tutor-turn-card__actions {
    margin-block-start: 0.08rem;
}

.tutor-turn-card__meta {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    margin: 0;
}

.message--tool {
    --message-background: color-mix(in srgb, var(--color-primary) 5%, transparent);
}

.message--tool .message__content {
    border: 1px dashed var(--theme-border);
}

.message__meta {
    align-items: center;
    color: var(--color-muted-ink);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.68rem;
    gap: 0.24rem;
    line-height: 1.2;
    margin: 0.18rem 0 0 0;
}

.message__meta-item {
    background: color-mix(in srgb, var(--theme-border) 32%, transparent);
    border: 1px solid color-mix(in srgb, var(--theme-border) 68%, transparent);
    border-radius: 999px;
    line-height: 1.1;
    padding: 0.14rem 0.42rem;
}

.message__meta-item--author {
    background: color-mix(in srgb, var(--color-primary) 16%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 38%, var(--theme-border));
    color: var(--theme-text);
    font-weight: 600;
}

.message__text {
    font-size: 0.93rem;
    line-height: 1.38;
}

.message__text p {
    margin: 0;
}

.message__text p + p {
    margin-block-start: 0.42rem;
}

.message__annotation {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
    margin: 0.35rem 0 0 0;
}

.soft-failure-notice {
    background: color-mix(in srgb, var(--color-warning) 10%, var(--color-surface));
    border: 1px solid color-mix(in srgb, var(--color-warning) 40%, var(--theme-border));
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.28rem;
    margin: 0;
    padding: 0.52rem 0.62rem;
}

.soft-failure-notice__title {
    color: color-mix(in srgb, var(--color-warning-ink) 80%, var(--theme-text));
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    margin: 0;
    text-transform: uppercase;
}

.soft-failure-notice__body {
    color: var(--theme-text);
    font-size: 0.86rem;
    line-height: 1.35;
    margin: 0;
}

.soft-failure-notice__hint {
    color: var(--color-muted-ink);
    font-size: 0.76rem;
    margin: 0;
}

.message-waiting-experience {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-primary) 9%, white), color-mix(in srgb, var(--theme-border) 20%, white));
    border: 1px solid color-mix(in srgb, var(--color-primary) 36%, var(--theme-border));
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.42rem;
    margin-block-start: 0.4rem;
    padding: 0.56rem 0.62rem 0.58rem;
}

.message-waiting-experience__head {
    align-items: center;
    display: flex;
    gap: 0.55rem;
    justify-content: space-between;
}

.message-waiting-experience__kind {
    align-items: center;
    display: inline-flex;
    gap: 0.36rem;
}

.message-waiting-experience__icon {
    animation: waiting-icon-pop 1.5s ease-in-out infinite;
    display: inline-flex;
    font-size: 1rem;
    line-height: 1;
}

.message-waiting-experience__label {
    color: var(--theme-text);
    font-size: 0.71rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.message-waiting-experience__elapsed {
    background: color-mix(in srgb, var(--theme-surface) 84%, var(--theme-border) 16%);
    border: 1px solid color-mix(in srgb, var(--theme-border) 72%, transparent);
    border-radius: 999px;
    color: var(--color-muted-ink);
    font-size: 0.68rem;
    line-height: 1;
    padding: 0.16rem 0.4rem;
}

.message-waiting-experience__stage {
    color: color-mix(in srgb, var(--color-primary) 78%, var(--theme-text) 22%);
    font-size: 0.76rem;
    font-weight: 600;
    margin: 0;
}

.message-waiting-experience__text {
    color: var(--theme-text);
    font-size: 0.84rem;
    line-height: 1.36;
    margin: 0;
}

.message-waiting-experience__answer {
    border-block-start: 1px dashed color-mix(in srgb, var(--theme-border) 80%, transparent);
    display: grid;
    gap: 0.34rem;
    padding-block-start: 0.38rem;
}

.message-waiting-experience__answer-btn {
    background: color-mix(in srgb, var(--color-primary) 16%, var(--theme-surface) 84%);
    border: 1px solid color-mix(in srgb, var(--color-primary) 48%, var(--theme-border));
    border-radius: 0.46rem;
    color: color-mix(in srgb, var(--color-primary) 84%, var(--theme-text) 16%);
    cursor: pointer;
    font-size: 0.74rem;
    font-weight: 600;
    justify-self: start;
    line-height: 1;
    padding: 0.28rem 0.48rem;
}

.message-waiting-experience__answer-btn:hover {
    filter: brightness(0.98);
}

.message-waiting-experience__answer-text {
    color: var(--color-muted-ink);
    font-size: 0.76rem;
    line-height: 1.34;
    margin: 0;
}

.message-waiting-experience__dots {
    display: inline-flex;
    gap: 0.24rem;
    justify-content: flex-end;
}

.message-waiting-experience__dot {
    background: color-mix(in srgb, var(--theme-border) 78%, transparent);
    border-radius: 999px;
    block-size: 0.34rem;
    inline-size: 0.34rem;
    transition: transform 120ms ease, background-color 120ms ease;
}

.message-waiting-experience__dot.is-active {
    background: color-mix(in srgb, var(--color-primary) 82%, var(--theme-surface) 18%);
    transform: scale(1.18);
}

@keyframes waiting-icon-pop {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-1.5px);
    }
}

.message-attachments {
    margin-block-start: 0.38rem;
}

.message-attachments__list {
    display: grid;
    gap: 0.35rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.message-attachments__item {
    align-items: center;
    background: color-mix(in srgb, var(--theme-border) 30%, transparent);
    border: 1px solid color-mix(in srgb, var(--theme-border) 65%, transparent);
    border-radius: 0.45rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    justify-content: space-between;
    padding: 0.32rem 0.5rem;
}

.message-attachments__name {
    font-size: 0.82rem;
    font-weight: 600;
}

.message-attachments__meta {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
}

.tool-card-list {
    display: grid;
    gap: 0.5rem;
    margin-block-start: 0.5rem;
}

.tool-card {
    background: var(--color-surface);
    border: 1px solid color-mix(in srgb, var(--theme-border) 70%, transparent);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    padding: 0.65rem 0.9rem;
    transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
}

.tool-card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: var(--theme-border);
    transform: translateY(-1px);
}

.tool-card__header {
    margin-block-end: 0.35rem;
}

.tool-card__title {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    margin: 0;
}

.tool-card__type-icon {
    font-size: 0.85rem;
    margin-inline-end: 0.3rem;
    opacity: 0.8;
}

.tool-card__body {
    color: var(--theme-text-subtle);
    font-size: 0.82rem;
    line-height: 1.4;
    margin: 0.18rem 0 0 0;
}

.tool-card__list {
    margin: 0.2rem 0 0 1rem;
    padding: 0;
}

.tool-card__results {
    display: grid;
    gap: 0.4rem;
}

.tool-card__result {
    border-block-start: 1px solid color-mix(in srgb, var(--theme-border) 70%, transparent);
    padding-block-start: 0.35rem;
}

.tool-card__result-title,
.tool-card__result-snippet,
.tool-card__result-meta {
    margin: 0;
}

.tool-card__result-title {
    font-size: 0.88rem;
    font-weight: 600;
}

.tool-card__result-snippet {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    margin-top: 0.15rem;
}

.tool-card__result-meta {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
    margin-top: 0.1rem;
}

/* Quiz — indigo */
.tool-card--quiz-input {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-quiz-tint) 6%, transparent), transparent 60%), var(--color-surface);
    border-color: color-mix(in srgb, var(--color-quiz-tint) 22%, var(--theme-border));
}
.tool-card--quiz-input .tool-card__title {
    color: color-mix(in srgb, var(--color-quiz-tint) 70%, var(--theme-text));
}

/* Flashcard — amber */
.tool-card--flashcard-input {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-flashcard-tint) 6%, transparent), transparent 60%), var(--color-surface);
    border-color: color-mix(in srgb, var(--color-flashcard-tint) 22%, var(--theme-border));
}
.tool-card--flashcard-input .tool-card__title {
    color: color-mix(in srgb, var(--color-flashcard-tint) 70%, var(--theme-text));
}

/* Calculator — blue */
.tool-card--calculator-input {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-calculator-tint) 6%, transparent), transparent 60%), var(--color-surface);
    border-color: color-mix(in srgb, var(--color-calculator-tint) 22%, var(--theme-border));
}
.tool-card--calculator-input .tool-card__title {
    color: color-mix(in srgb, var(--color-calculator-tint) 70%, var(--theme-text));
}

/* Tool card form inputs */
.tool-card .field__control {
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    padding: 0.5rem 0.7rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.tool-card .field__control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-primary) 15%, transparent);
    outline: none;
}

/* Type-matched submit buttons */
.tool-card--quiz-input .message-action-pill--tool {
    background: color-mix(in srgb, var(--color-quiz-tint) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-quiz-tint) 32%, var(--theme-border));
}
.tool-card--flashcard-input .message-action-pill--tool {
    background: color-mix(in srgb, var(--color-flashcard-tint) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-flashcard-tint) 32%, var(--theme-border));
}
.tool-card--calculator-input .message-action-pill--tool {
    background: color-mix(in srgb, var(--color-calculator-tint) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-calculator-tint) 32%, var(--theme-border));
}

.message-action-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.38rem;
    margin-block-start: 0.55rem;
}

.message-action-pills__form {
    margin: 0;
}

.message-action-pill {
    align-items: center;
    background: color-mix(in srgb, var(--theme-border) 32%, var(--color-surface));
    border: 1px solid color-mix(in srgb, var(--theme-border) 68%, transparent);
    border-radius: 999px;
    box-shadow: 0 1px 2px rgb(0 0 0 / 0.04);
    color: var(--theme-text);
    cursor: pointer;
    display: inline-flex;
    font-size: 0.76rem;
    font-weight: 600;
    gap: 0.3rem;
    line-height: 1.1;
    padding: 0.32rem 0.65rem;
    transition: background 120ms ease, border-color 120ms ease, transform 120ms ease, box-shadow 120ms ease;
}

.message-action-pill:hover {
    background: color-mix(in srgb, var(--color-primary) 14%, var(--color-surface));
    border-color: color-mix(in srgb, var(--color-primary) 38%, var(--theme-border));
    box-shadow: 0 2px 6px rgb(0 0 0 / 0.07);
    transform: translateY(-1px);
}

.message-action-pill--tool {
    background: color-mix(in srgb, var(--color-primary) 9%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 28%, var(--theme-border));
    font-weight: 700;
}

.message-action-pill__icon {
    font-size: 0.82rem;
    line-height: 1;
    opacity: 0.88;
}

.message-action-pill:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ── Chat response cards ───────────────────────────────────── */

.chat-response-card {
    display: grid;
    gap: var(--space-xs);
    inline-size: fit-content;
    max-inline-size: min(88%, 68ch);
    background: color-mix(in srgb, var(--theme-border) 18%, var(--color-surface));
    border: 1px solid color-mix(in srgb, var(--theme-border) 40%, transparent);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    padding: 0.75rem 1rem;
    transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.chat-response-card--user {
    justify-self: end;
    background: color-mix(in srgb, var(--color-primary) 10%, var(--color-surface));
    border-color: color-mix(in srgb, var(--color-primary) 28%, transparent);
}

.chat-response-card--assistant {
    background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--color-primary) 6%, transparent), transparent 50%), color-mix(in srgb, var(--theme-border) 8%, var(--color-surface));
    border-color: color-mix(in srgb, var(--theme-border) 40%, transparent);
}

.chat-response-card--assistant:hover {
    box-shadow: var(--shadow-card-hover);
}

.chat-response-card--pending {
    border-style: dashed;
    opacity: 0.88;
}

.chat-response-card--failed {
    border-color: color-mix(in srgb, var(--color-danger) 45%, var(--theme-border));
}

.chat-response-card--soft-failed {
    background: color-mix(in srgb, var(--color-warning) 8%, transparent);
    border-color: color-mix(in srgb, var(--color-warning) 45%, var(--theme-border));
}

.chat-response-card__content {
    font-size: 0.93rem;
    line-height: 1.48;
    word-break: break-word;
}

.chat-response-card__content p {
    margin: 0;
}

.chat-response-card__content p + p {
    margin-block-start: 0.5em;
}

.chat-response-card__annotation {
    font-size: 0.75rem;
    color: var(--color-muted-ink);
    margin: 0;
}

.chat-response-card__actions {
    margin-block-start: 0.32rem;
}

.chat-response-card__meta {
    display: flex;
    gap: 0.3rem;
    padding-inline: 0.25rem;
    margin-block-start: 0.1rem;
}

.chat-response-card--user .chat-response-card__meta {
    justify-content: end;
}

.chat-response-card__time {
    font-size: 0.68rem;
    color: var(--color-muted-ink);
    opacity: 0.78;
}

.message-feedback {
    inline-size: 100%;
    margin-block-start: 0.38rem;
    padding-block-start: 0;
}

.message--user .message-feedback {
    justify-self: end;
}

.message-feedback__menu {
    inline-size: 100%;
}

.message-feedback__summary {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    color: var(--color-muted-ink);
    cursor: pointer;
    display: inline-flex;
    font-size: 0.82rem;
    font-weight: 600;
    gap: 0.35rem;
    inline-size: 100%;
    justify-content: center;
    list-style: none;
    padding: 0.3rem 0.62rem;
    user-select: none;
}

.message-feedback--inline {
    inline-size: auto;
    margin: 0;
    min-inline-size: 0;
}

.message-feedback--inline .message-feedback__menu {
    inline-size: auto;
    position: relative;
}

.message-feedback--inline .message-feedback__summary {
    background: color-mix(in srgb, var(--theme-border) 32%, transparent);
    border: 1px solid color-mix(in srgb, var(--theme-border) 68%, transparent);
    color: var(--color-muted-ink);
    font-size: 0.68rem;
    font-weight: 500;
    gap: 0.2rem;
    inline-size: auto;
    justify-content: center;
    line-height: 1.1;
    padding: 0.14rem 0.42rem;
}

.message-feedback--inline .message-feedback__summary:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
}

.message-feedback--inline .message-feedback__summary-icon svg {
    block-size: 0.7rem;
    inline-size: 0.7rem;
}

.message-feedback--inline .message-feedback__panel {
    inset-inline-end: 0;
    inline-size: min(30rem, 85vw);
    margin-block-start: 0.35rem;
    min-inline-size: min(22rem, 85vw);
    position: absolute;
    z-index: 5;
}

.message-feedback__summary::-webkit-details-marker {
    display: none;
}

.message-feedback__summary:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--theme-text);
}

.message-feedback__summary-icon {
    align-items: center;
    display: inline-flex;
    justify-content: center;
}

.message-feedback__summary-icon svg {
    block-size: 0.9rem;
    fill: none;
    inline-size: 0.9rem;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

.message-feedback__panel {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    margin-block-start: var(--block-space-half);
    inline-size: 100%;
    min-inline-size: 0;
    padding: var(--block-space-half);
}

.message-feedback__form {
    display: grid;
    gap: 0.45rem;
}

.message-feedback__row {
    display: grid;
    gap: 0.45rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 760px) {
    .persona-grid {
        grid-template-columns: 1fr;
    }

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

    .history-sidebar {
        position: static;
    }

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

    .tutor-action-panel {
        inset-block-start: auto;
        position: static;
    }

    .writing-coach-panel__stage-track {
        grid-template-columns: 1fr;
    }

    .conversation-list__meta {
        display: grid;
        gap: 0.2rem;
    }

    .learning-session-card__hero {
        flex-direction: column;
    }

    .learning-session-card-grid {
        grid-template-columns: 1fr;
    }

    .app-top-layout--conversation {
        --conversation-dock-space: clamp(6.25rem, 16vh, 8rem);
        --conversation-top-chrome: 8.5rem;
    }

    .panel--conversation {
        padding-block: var(--block-space-half);
    }

    .message-list {
        block-size: clamp(19rem, calc(100dvh - var(--conversation-dock-space) - var(--conversation-top-chrome)), 40rem);
    }

    .conversation-page-dock {
        padding-inline: var(--block-space);
    }

    .conversation-inline-composer {
        margin-block-end: var(--block-space-half);
    }

    .composer-toolbar__quick-actions {
        inline-size: auto;
        justify-content: flex-end;
    }

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

    .mode-journey__steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .composer-toolbar--advanced .composer-toolbar__actions {
        inline-size: 100%;
        justify-content: flex-end;
    }

    .composer-toolbar__send {
        flex: 0 0 auto;
    }

    .message-feedback__row,
    .performance-grid {
        grid-template-columns: 1fr;
    }
}

/* Wizzist Active Card UI */
.active-card {
    background: var(--color-surface-elevated);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(191, 119, 255, 0.15);
    /* Electric Lavender Glow */
    padding: var(--block-space-xl);
    position: relative;
    overflow: hidden;
}

.active-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    opacity: 0.8;
}

.active-card--pulse::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    opacity: 0.8;
    animation: active-card-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    pointer-events: none;
}

@keyframes active-card-pulse {

    0%,
    100% {
        opacity: 0.8;
    }

    50% {
        opacity: 0.2;
    }
}

.split-comparsion {
    display: grid;
    gap: var(--block-space-lg);
    grid-template-columns: 1fr 1fr;
    margin-block: var(--block-space-lg);
}

.split-comparsion__side {
    padding: var(--block-space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--theme-border);
    background: var(--color-surface);
}

.split-comparsion__side--dim {
    opacity: 0.6;
    background: rgba(255, 255, 255, 0.01);
}

@media (max-width: 760px) {
    .split-comparsion {
        grid-template-columns: 1fr;
    }
}

/* ================================================================
   Gamified Engine — Layout & Base
   ================================================================ */

.gamified-layout {
    display: grid;
    gap: var(--block-space);
    min-block-size: 100vh;
}

.gamified-layout__body {
    display: grid;
    gap: var(--block-space);
    padding: 0 var(--block-space-lg) var(--block-space-lg);
}

.gamified-layout__content {
    display: grid;
    gap: var(--block-space);
    align-content: start;
}

.gamified-layout__actions {
    margin-block-start: var(--block-space-half);
}

.gamified-complete {
    display: grid;
    gap: var(--block-space-half);
    text-align: center;
    padding: var(--block-space-xl);
}

/* Layout: sidebar_progress (Everest) */
.layout-sidebar_progress .gamified-layout__body {
    grid-template-columns: 16rem minmax(0, 1fr);
    align-items: start;
}

.layout-sidebar_progress .gamified-layout__progress {
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

/* Layout: header_scoreboard (Basketball) */
.layout-header_scoreboard .gamified-layout__body {
    grid-template-columns: 14rem minmax(0, 1fr);
    align-items: start;
}

/* Layout: dashboard (Driver Ed) */
.layout-dashboard .gamified-layout__body {
    grid-template-columns: 14rem minmax(0, 1fr);
    align-items: start;
}

@media (max-width: 760px) {
    .layout-sidebar_progress .gamified-layout__body,
    .layout-header_scoreboard .gamified-layout__body,
    .layout-dashboard .gamified-layout__body {
        grid-template-columns: 1fr;
    }

    .layout-sidebar_progress .gamified-layout__progress {
        position: static;
    }
}

/* ================================================================
   Everest Theme — Full
   ================================================================ */

.theme-everest {
    --everest-snow: #e0f2fe;
    --everest-ice: #38bdf8;
    --everest-rock: #64748b;
    --everest-summit: #f59e0b;
}

/* Header */
.everest-header {
    align-items: center;
    background:
        radial-gradient(circle at 80% 0%, color-mix(in srgb, var(--everest-ice) 18%, transparent), transparent 55%),
        var(--color-surface);
    border-block-end: 1px solid var(--theme-border);
    display: flex;
    gap: var(--block-space-lg);
    justify-content: space-between;
    padding: var(--block-space) var(--block-space-lg);
}

.everest-header__title {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    margin: 0;
}

.everest-header__tagline {
    color: var(--color-muted-ink);
    font-size: 0.88rem;
    margin: 0.2rem 0 0;
}

.everest-header__stats {
    display: flex;
    gap: var(--block-space);
}

.everest-header__stat {
    text-align: center;
}

.everest-header__stat-label {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.everest-header__stat-value {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0.15rem 0 0;
}

/* Progress tracker — mountain / camps */
.everest-progress {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.5rem;
    padding: var(--block-space-half);
}

.everest-progress__label {
    color: var(--everest-summit);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-align: center;
    text-transform: uppercase;
}

.everest-progress__camps {
    display: grid;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.everest-progress__camp {
    align-items: center;
    border-inline-start: 2px solid var(--theme-border);
    display: flex;
    gap: 0.5rem;
    margin-inline-start: 0.6rem;
    padding: 0.45rem 0.5rem;
}

.everest-progress__camp--mastered {
    border-color: color-mix(in srgb, var(--color-success) 55%, var(--theme-border));
}

.everest-progress__camp--active,
.everest-progress__camp.is-current {
    border-color: var(--everest-ice);
}

.everest-progress__camp--downshifted {
    border-color: color-mix(in srgb, var(--color-warning) 55%, var(--theme-border));
}

.everest-progress__camp-marker {
    align-items: center;
    background: var(--theme-surface);
    border: 2px solid var(--theme-border);
    border-radius: 999px;
    color: var(--color-muted-ink);
    display: inline-flex;
    font-size: 0.72rem;
    font-weight: 700;
    block-size: 1.4rem;
    inline-size: 1.4rem;
    justify-content: center;
    flex-shrink: 0;
}

.everest-progress__camp--mastered .everest-progress__camp-marker {
    background: color-mix(in srgb, var(--color-success) 22%, transparent);
    border-color: var(--color-success);
    color: var(--theme-text);
}

.everest-progress__camp.is-current .everest-progress__camp-marker {
    background: color-mix(in srgb, var(--everest-ice) 22%, transparent);
    border-color: var(--everest-ice);
    color: var(--theme-text);
}

.everest-progress__camp-info {
    min-inline-size: 0;
}

.everest-progress__camp-title {
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.everest-progress__camp-status {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    margin: 0;
}

.everest-progress__base {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-align: center;
    text-transform: uppercase;
}

/* Everest Cards */
.everest-card {
    display: grid;
    gap: var(--block-space);
}

.everest-card__header {
    display: grid;
    gap: 0.25rem;
}

.everest-card__title {
    margin: 0;
}

.everest-card__summary {
    color: var(--color-muted-ink);
    margin: 0;
}

.everest-card__body {
    display: grid;
    gap: var(--block-space-half);
}

.everest-card__instruction {
    color: var(--color-muted-ink);
    margin: 0;
}

.everest-card__label {
    color: var(--color-muted-ink);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin: 0;
    text-transform: uppercase;
}

.everest-card__objectives {
    display: grid;
    gap: 0.35rem;
}

.everest-card__objective-list {
    color: var(--color-muted-ink);
    display: grid;
    font-size: 0.88rem;
    gap: 0.3rem;
    margin: 0;
    padding-inline-start: 1.2rem;
}

.everest-card__score-display {
    display: grid;
    gap: 0.25rem;
}

.everest-card__progress-bar {
    background: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    block-size: 0.5rem;
    overflow: hidden;
}

.everest-card__progress-fill {
    background: var(--everest-ice);
    block-size: 100%;
    border-radius: 999px;
    transition: inline-size 300ms ease;
}

.everest-card__score-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.everest-card__score-value--large {
    font-size: 2rem;
}

.everest-card__cfu-result {
    display: grid;
    gap: 0.2rem;
}

.everest-card__cfu-score {
    font-weight: 600;
    margin: 0;
}

.everest-card__alert {
    background: color-mix(in srgb, var(--color-warning) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--color-warning) 40%, transparent);
    border-radius: var(--radius-sm);
    color: var(--theme-text);
    font-size: 0.88rem;
    margin: 0;
    padding: var(--block-space-half);
}

.everest-card__celebration {
    text-align: center;
}

.everest-card__summit-message {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.everest-card__actions {
    display: flex;
    gap: var(--block-space-half);
}

@media (max-width: 760px) {
    .everest-header {
        flex-direction: column;
        text-align: center;
    }

    .everest-header__stats {
        justify-content: center;
    }
}

/* ================================================================
   Basketball Theme — Skeleton
   ================================================================ */

.theme-basketball {
    --basketball-court: #f97316;
    --basketball-hoop: #ef4444;
}

.basketball-header {
    align-items: center;
    background:
        radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--basketball-court) 14%, transparent), transparent 55%),
        var(--color-surface);
    border-block-end: 1px solid var(--theme-border);
    display: flex;
    gap: var(--block-space-lg);
    justify-content: space-between;
    padding: var(--block-space) var(--block-space-lg);
}

.basketball-header__title {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    margin: 0;
}

.basketball-header__stats {
    display: flex;
    gap: var(--block-space);
}

.basketball-header__stat-label {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.basketball-header__stat-value {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0.15rem 0 0;
    text-align: center;
}

.basketball-progress {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.5rem;
    padding: var(--block-space-half);
}

.basketball-progress__label {
    color: var(--basketball-court);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.basketball-progress__quarters {
    display: grid;
    gap: 0.4rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.basketball-progress__quarter {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.5rem;
}

.basketball-progress__quarter.is-current {
    border-color: var(--basketball-court);
}

.basketball-progress__quarter--mastered {
    border-color: color-mix(in srgb, var(--color-success) 45%, var(--theme-border));
}

.basketball-progress__quarter-number {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
}

.basketball-progress__quarter-title {
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0;
}

.basketball-progress__quarter-status {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    margin: 0;
}

.basketball-card {
    display: grid;
    gap: var(--block-space-half);
}

.basketball-card__title {
    margin: 0;
}

.basketball-card__body,
.basketball-card__score {
    color: var(--color-muted-ink);
    margin: 0;
}

.basketball-card__actions {
    margin-block-start: var(--block-space-half);
}

/* ================================================================
   Driver Ed Theme — Skeleton
   ================================================================ */

.theme-driver_ed {
    --driver-road: #10b981;
    --driver-sign: #f59e0b;
}

.driver-header {
    align-items: center;
    background:
        radial-gradient(circle at 20% 0%, color-mix(in srgb, var(--driver-road) 12%, transparent), transparent 50%),
        var(--color-surface);
    border-block-end: 1px solid var(--theme-border);
    display: flex;
    gap: var(--block-space-lg);
    justify-content: space-between;
    padding: var(--block-space) var(--block-space-lg);
}

.driver-header__title {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    margin: 0;
}

.driver-header__stats {
    display: flex;
    gap: var(--block-space);
}

.driver-header__stat-label {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.driver-header__stat-value {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0.15rem 0 0;
    text-align: center;
}

.driver-progress {
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.5rem;
    padding: var(--block-space-half);
}

.driver-progress__label {
    color: var(--driver-road);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.driver-progress__streets {
    display: grid;
    gap: 0.4rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.driver-progress__street {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.5rem;
}

.driver-progress__street.is-current {
    border-color: var(--driver-road);
}

.driver-progress__street--mastered {
    border-color: color-mix(in srgb, var(--color-success) 45%, var(--theme-border));
}

.driver-progress__street-number {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    font-weight: 700;
}

.driver-progress__street-title {
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0;
}

.driver-progress__street-status {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
    margin: 0;
}

.driver-card {
    display: grid;
    gap: var(--block-space-half);
}

.driver-card__title {
    margin: 0;
}

.driver-card__body,
.driver-card__score {
    color: var(--color-muted-ink);
    margin: 0;
}

.driver-card__actions {
    margin-block-start: var(--block-space-half);
}

/* ───────────────────────────────────────────────────────
   Research three-panel layout
   ─────────────────────────────────────────────────────── */

.app-top-layout--research-workspace .app-top-layout__content {
    max-inline-size: 100%;
}

.research-workspace {
    align-items: start;
    display: grid;
    gap: var(--block-space);
    grid-template-columns: minmax(12rem, 14rem) minmax(0, 2.5fr) minmax(14rem, 1fr);
    margin-block-start: var(--block-space);
}

.research-workspace__conversation-panel {
    display: grid;
    gap: var(--block-space-half);
    inline-size: 100%;
    max-inline-size: none;
    padding: var(--block-space);
}

.research-workspace__conversation-header {
    margin-block-end: var(--block-space-half);
}

/* Research thread panel (left sidebar) */

.research-thread-panel {
    display: grid;
    gap: var(--block-space-half);
    inline-size: 100%;
    max-inline-size: none;
    padding: var(--block-space);
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

.research-thread-panel__header {
    margin-block-end: 0;
    padding: 0;
}

.research-thread-panel__list {
    display: grid;
    gap: 0.25rem;
}

.research-thread-panel__group {
    display: grid;
    gap: 0.15rem;
}

.research-thread-panel__item {
    align-items: center;
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: flex;
    gap: 0.4rem;
    padding: 0.4rem 0.5rem;
}

.research-thread-panel__item--active {
    border-color: var(--color-primary);
    background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
}

.research-thread-panel__item--child {
    margin-inline-start: 1rem;
}

.research-thread-panel__icon {
    color: var(--color-muted-ink);
    flex-shrink: 0;
    font-size: 0.75rem;
}

.research-thread-panel__title {
    flex: 1;
    font-size: 0.82rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.research-thread-panel__status {
    color: var(--color-muted-ink);
    font-size: 0.7rem;
    flex-shrink: 0;
}

.research-thread-panel__status--active {
    color: var(--color-primary);
}

.research-thread-panel__status--completed {
    color: color-mix(in srgb, var(--color-success) 80%, var(--theme-text));
}

.research-thread-panel__status--stalled {
    color: color-mix(in srgb, var(--color-danger) 80%, var(--theme-text));
}

/* Research response cards */

.research-response-card {
    border: 1px solid color-mix(in srgb, var(--theme-border) 78%, transparent);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    display: grid;
    gap: var(--block-space-half);
    padding: var(--block-space);
    transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.research-response-card--user {
    background: color-mix(in srgb, var(--color-primary) 7%, var(--color-surface));
}

.research-response-card--assistant {
    background: radial-gradient(circle at 100% 0, color-mix(in srgb, var(--color-primary) 6%, transparent), transparent 50%), var(--color-surface);
}

.research-response-card--assistant:hover {
    box-shadow: var(--shadow-card-hover);
}

.research-response-card--pending {
    border-style: dashed;
    opacity: 0.75;
}

.research-response-card--failed {
    border-color: color-mix(in srgb, var(--color-danger) 40%, var(--theme-border));
}

.research-response-card--soft-failed {
    border-color: color-mix(in srgb, var(--color-warning) 45%, var(--theme-border));
}

.research-response-card__content {
    font-size: 0.94rem;
    line-height: 1.55;
}

.research-response-card__content p {
    margin: 0 0 0.4rem;
}

.research-response-card__content p:last-child {
    margin-block-end: 0;
}

.research-response-card__annotation {
    color: var(--color-muted-ink);
    font-size: 0.82rem;
    font-style: italic;
    margin: 0;
}

.research-response-card__contradiction {
    align-items: center;
    background: color-mix(in srgb, var(--color-warning) 12%, var(--color-surface));
    border-inline-start: 3px solid var(--color-warning);
    border-radius: var(--radius-sm);
    color: color-mix(in srgb, var(--color-warning-ink) 80%, var(--theme-text));
    display: flex;
    font-size: 0.82rem;
    font-weight: 600;
    gap: 0.35rem;
    padding: 0.35rem 0.55rem;
}

.research-response-card__contradiction-icon {
    font-size: 0.9rem;
}

.research-response-card__evidence-badge {
    background: color-mix(in srgb, var(--color-primary) 10%, var(--color-surface));
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
}

.research-response-card__actions {
    margin-block-start: var(--block-space-half);
}

.research-response-card__meta {
    align-items: center;
    color: var(--color-muted-ink);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.75rem;
    gap: 0.5rem;
}

.research-response-card__meta-item {
    white-space: nowrap;
}

/* Research findings panel (right sidebar) */

.research-findings-panel {
    display: grid;
    gap: var(--block-space);
    inline-size: 100%;
    max-inline-size: none;
    padding: var(--block-space);
    position: sticky;
    inset-block-start: calc(3.75rem + var(--block-space));
}

.research-findings-panel__header {
    margin-block-end: 0;
    padding: 0;
}

.research-findings-panel__section {
    display: grid;
    gap: var(--block-space-half);
}

.research-findings-panel__section-title {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin: 0;
    text-transform: uppercase;
}

.research-findings-panel__brief {
    display: grid;
    gap: 0.35rem;
}

.research-findings-panel__brief-text {
    font-size: 0.88rem;
    line-height: 1.5;
}

.research-findings-panel__brief-text p {
    margin: 0 0 0.3rem;
}

.research-findings-panel__brief-text p:last-child {
    margin-block-end: 0;
}

.research-findings-panel__brief-meta {
    align-items: center;
    display: flex;
    gap: 0.5rem;
}

.research-findings-panel__brief-time {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
}

.research-findings-panel__brief-highlights {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
    margin: 0;
}

.research-findings-panel__graph-summary {
    display: grid;
    gap: 0.35rem;
}

.research-findings-panel__graph-stats {
    display: flex;
    flex-wrap: wrap;
    font-size: 0.82rem;
    gap: 0.25rem 0.65rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.research-findings-panel__graph-stats--edges {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
}

.research-findings-panel__friction-alert {
    color: color-mix(in srgb, var(--color-warning) 90%, var(--theme-text));
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0;
}

.research-findings-panel__stances {
    display: grid;
    gap: 0.3rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.research-findings-panel__stance {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.2rem;
    padding: 0.35rem 0.5rem;
}

.research-findings-panel__stance-node {
    font-size: 0.82rem;
    font-weight: 600;
}

.research-findings-panel__stance-text {
    color: var(--color-muted-ink);
    font-size: 0.75rem;
}

.research-findings-panel__stance-badge {
    background: color-mix(in srgb, var(--color-warning) 15%, var(--color-surface));
    border-radius: var(--radius-sm);
    color: color-mix(in srgb, var(--color-warning-ink) 80%, var(--theme-text));
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 600;
    padding: 0.1rem 0.35rem;
    inline-size: fit-content;
}

/* Responsive: collapse research workspace */

@media (max-width: 980px) {
    .research-workspace {
        grid-template-columns: minmax(12rem, 14rem) 1fr;
    }

    .research-findings-panel {
        grid-column: 1 / -1;
        inset-block-start: auto;
        position: static;
    }
}

@media (max-width: 760px) {
    .research-workspace {
        grid-template-columns: 1fr;
    }

    .research-thread-panel {
        inset-block-start: auto;
        position: static;
    }

    .research-findings-panel {
        inset-block-start: auto;
        position: static;
    }
}

/* Writer workspace (uses stream workspace shell) */

.writer-stream-workspace--focused {
    grid-template-columns: minmax(0, 1fr);
}

.writer-stream-sidebar .stream-sidebar__inner {
    gap: var(--space-sm);
}

.writer-sidebar__draft-list {
    display: grid;
    gap: 0.45rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.writer-sidebar__draft {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.2rem;
    padding: 0.45rem 0.55rem;
}

.writer-sidebar__draft strong {
    font-size: 0.82rem;
}

.writer-sidebar__draft span {
    color: var(--color-muted-ink);
    font-size: 0.72rem;
}

.writer-sidebar__draft--active {
    background: color-mix(in srgb, var(--color-primary) 10%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 36%, var(--theme-border));
}

.writer-sidebar__tips-section {
    gap: 0.35rem;
}

.writer-sidebar__tips-intro {
    color: var(--color-muted-ink);
    font-size: var(--text-xs);
    margin: 0;
    padding: 0 var(--space-xs);
}

.writer-sidebar__idea-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding: 0 var(--space-xs) var(--space-xs);
}

.writer-sidebar__idea-chip {
    background: color-mix(in srgb, var(--theme-surface) 96%, var(--theme-surface-subtle));
    border: 1px solid var(--theme-border);
    border-radius: 999px;
    color: var(--theme-text);
    cursor: pointer;
    font-size: var(--text-xs);
    line-height: 1.25;
    padding: 0.3rem 0.6rem;
    text-align: left;
}

.writer-sidebar__idea-chip:hover {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 30%, var(--theme-border));
}

.writer-sidebar__idea-chip:focus-visible {
    outline: 2px solid color-mix(in srgb, var(--color-primary) 45%, transparent);
    outline-offset: 1px;
}

.writer-stream-header .stream-header__meta {
    max-inline-size: 38rem;
    white-space: normal;
}

.writer-mode-surface {
    display: grid;
    gap: var(--space-md);
    overflow: auto;
    padding-block-end: var(--space-sm);
}

.writer-home-grid {
    display: grid;
    gap: var(--space-md);
    grid-template-columns: minmax(0, 1fr) minmax(18rem, 22rem);
}

.writer-home-panel {
    display: grid;
    gap: var(--space-sm);
    padding: var(--space-md);
}

.writer-home-panel__title {
    font-size: var(--text-lg);
    margin: 0;
}

.writer-home-list {
    display: grid;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.writer-home-list__item {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.2rem;
    padding: var(--space-sm);
}

.writer-home-list__title {
    font-size: var(--text-sm);
    font-weight: 600;
    margin: 0;
}

.writer-home-list__meta {
    color: var(--theme-muted);
    font-size: var(--text-xs);
    margin: 0;
}

.writer-home-empty {
    color: var(--theme-muted);
    font-size: var(--text-sm);
    margin: 0;
}

.writer-home-form {
    display: grid;
    gap: var(--space-sm);
}

.writer-surface-card {
    padding: var(--space-md);
}

.writer-surface-card__title {
    font-size: var(--text-lg);
    margin: 0;
}

.writer-secondary-card {
    padding: var(--space-md);
}

.writer-secondary-card .stream-sidebar__section {
    gap: var(--space-sm);
}

.writer-document-form {
    display: grid;
    gap: var(--space-sm);
}

.writer-document-form__actions {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.writer-turns-card {
    display: grid;
    gap: var(--space-sm);
    margin-block-start: var(--space-md);
    padding: var(--space-md);
}

.writer-turns-card__title {
    font-size: var(--text-md);
    margin: 0;
}

.writer-turns-card__empty {
    color: var(--theme-muted);
    margin: 0;
}

.writer-turn-list {
    display: grid;
    gap: var(--space-xs);
}

.writer-turn-item {
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: grid;
    gap: 0.3rem;
    padding: var(--space-sm);
}

.writer-turn-item__meta {
    color: var(--theme-muted);
    font-size: var(--text-xs);
    letter-spacing: 0.04em;
    margin: 0;
    text-transform: uppercase;
}

.writer-turn-item__intent {
    color: var(--theme-muted);
    font-size: var(--text-xs);
    margin: 0;
}

.writer-turn-item__content {
    margin: 0;
    white-space: pre-wrap;
}

.writer-editor__toolbar {
    align-items: center;
    background: color-mix(in srgb, var(--theme-surface) 92%, var(--theme-surface-subtle));
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-block-end: 0.55rem;
    padding: 0.35rem;
}

.writer-editor__tool {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--theme-text);
    cursor: pointer;
    font-size: var(--text-xs);
    font-weight: 600;
    line-height: 1;
    padding: 0.35rem 0.55rem;
}

.writer-editor__tool:hover {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    border-color: color-mix(in srgb, var(--color-primary) 30%, var(--theme-border));
}

.writer-editor__tool:focus-visible {
    outline: 2px solid color-mix(in srgb, var(--color-primary) 50%, transparent);
    outline-offset: 1px;
}

.writer-editor__input {
    min-block-size: 22rem;
}

.writer-editor__input::selection {
    background: color-mix(in srgb, var(--color-primary) 28%, transparent);
    color: var(--theme-text);
}

.writer-editor__surface {
    background: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: var(--radius-sm);
    overflow: clip;
}

.writer-editor__surface lexxy-editor {
    --lexxy-bg-color: transparent;
    --lexxy-border-color: transparent;
    --lexxy-editor-padding: 0.85rem 1rem;
    display: block;
}

.writer-editor__surface lexxy-toolbar {
    border-block-end: 1px solid var(--theme-border);
}

.writer-editor__surface .lexxy-editor__content {
    color: var(--theme-text);
    min-block-size: 22rem;
}

.writer-workspace__synthesis .stream-synthesis-stack {
    inline-size: min(30rem, 88vw);
}

.writer-transition-page-rail {
    view-transition-name: writer-page-rail;
}

.writer-transition-editor {
    view-transition-name: writer-editor-surface;
}

.writer-transition-drawer {
    view-transition-name: writer-assistive-drawer;
}

.writer-transition-gold {
    view-transition-name: writer-gold-badge;
}

@media (prefers-reduced-motion: no-preference) {
    ::view-transition-group(writer-page-rail),
    ::view-transition-group(writer-editor-surface),
    ::view-transition-group(writer-assistive-drawer),
    ::view-transition-group(writer-gold-badge) {
        animation-duration: 220ms;
        animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
    }
}

@media (max-width: 56rem) {
    .writer-home-grid {
        grid-template-columns: 1fr;
    }
}