.page-learning-studio {
    background: #0d1117;
}

.page-learning-studio .site-footer {
    margin-top: 0;
}

.learning-studio {
    --studio-bg: #0d1117;
    --studio-panel: #131922;
    --studio-panel-raised: #18212b;
    --studio-panel-soft: #1d2631;
    --studio-line: #2b3744;
    --studio-line-bright: #3c4b5c;
    --studio-text: #f4f8fc;
    --studio-muted: #9cabbc;
    --studio-green: #2bd6a0;
    --studio-blue: #67adff;
    --studio-yellow: #ffd166;
    --studio-coral: #ff7777;
    min-height: calc(100vh - 72px);
    color: var(--studio-text);
    background: var(--studio-bg);
}

.learning-studio button,
.learning-studio input,
.learning-studio select,
.learning-studio textarea {
    letter-spacing: 0;
}

.learning-topbar {
    position: sticky;
    top: var(--learning-header-height, 72px);
    z-index: 18;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 74px;
    padding: 11px clamp(18px, 3vw, 44px);
    border-bottom: 1px solid var(--studio-line);
    background: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(14px);
}

.learning-topbar h1 {
    margin: 1px 0 0;
    font-size: clamp(1.25rem, 2vw, 1.65rem);
    line-height: 1.15;
}

.learning-kicker,
.learning-eyebrow {
    margin: 0;
    color: var(--studio-green);
    font-size: 0.68rem;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

.learning-topbar-actions,
.learning-form-actions,
.learning-data-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 9px;
}

.learning-save-state {
    min-width: 78px;
    color: var(--studio-muted);
    font-size: 0.76rem;
    font-weight: 800;
    text-align: right;
}

.learning-save-state.is-saving {
    color: var(--studio-yellow);
}

.learning-save-state.is-error {
    color: var(--studio-coral);
}

.learning-shell {
    display: grid;
    grid-template-columns: 218px minmax(0, 1fr);
    min-height: calc(100vh - 146px);
}

.learning-sidebar {
    position: sticky;
    top: calc(var(--learning-header-height, 72px) + 74px);
    align-self: start;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 24px;
    height: calc(100vh - var(--learning-header-height, 72px) - 74px);
    padding: 18px 14px;
    border-right: 1px solid var(--studio-line);
    background: #10161e;
}

.learning-nav {
    display: grid;
    gap: 3px;
}

.learning-nav a {
    display: grid;
    grid-template-columns: 21px minmax(0, 1fr) auto;
    align-items: center;
    gap: 9px;
    min-height: 40px;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: 7px;
    color: var(--studio-muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.learning-nav a:hover {
    color: var(--studio-text);
    background: rgba(255, 255, 255, 0.045);
}

.learning-nav a.is-active {
    border-color: rgba(103, 173, 255, 0.3);
    color: var(--studio-text);
    background: rgba(103, 173, 255, 0.1);
    box-shadow: inset 3px 0 0 var(--studio-blue);
}

.learning-nav img {
    opacity: 0.82;
}

.learning-nav strong {
    display: grid;
    min-width: 20px;
    height: 20px;
    place-items: center;
    border-radius: 50%;
    color: #07130f;
    background: var(--studio-green);
    font-size: 0.68rem;
}

.learning-sidebar-progress {
    padding: 12px;
    border: 1px solid var(--studio-line);
    border-radius: 8px;
    background: var(--studio-panel);
}

.learning-sidebar-progress > div:first-child {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: var(--studio-muted);
    font-size: 0.67rem;
}

.learning-sidebar-progress strong {
    color: var(--studio-text);
}

.learning-progress-track {
    height: 6px;
    margin: 9px 0 8px;
    overflow: hidden;
    border-radius: 3px;
    background: #27313b;
}

.learning-progress-track span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--studio-green);
    transition: width 200ms ease;
}

.learning-sidebar-progress a,
.learning-inline-link {
    color: var(--studio-blue);
    font-size: 0.74rem;
    font-weight: 800;
}

.learning-workspace {
    min-width: 0;
    padding: clamp(20px, 3vw, 38px);
}

.learning-panel[hidden] {
    display: none;
}

.learning-panel {
    width: min(1280px, 100%);
    margin: 0 auto;
}

.learning-page-heading,
.learning-surface-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 22px;
}

.learning-page-heading {
    margin-bottom: 23px;
}

.learning-page-heading h2 {
    margin: 3px 0 4px;
    font-size: clamp(1.45rem, 2.5vw, 2.1rem);
    line-height: 1.18;
}

.learning-page-heading p:last-child {
    max-width: 720px;
    margin: 0;
    color: var(--studio-muted);
    font-size: 0.9rem;
}

.learning-surface-heading {
    margin-bottom: 15px;
}

.learning-surface-heading h3 {
    margin: 2px 0 0;
    font-size: 1rem;
}

.learning-surface-heading > a,
.learning-surface-heading > span {
    color: var(--studio-blue);
    font-size: 0.76rem;
    font-weight: 800;
}

.learning-surface {
    min-width: 0;
    padding: 18px;
    border: 1px solid var(--studio-line);
    border-radius: 8px;
    background: var(--studio-panel);
}

.learning-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    margin-bottom: 20px;
    overflow: hidden;
    border: 1px solid var(--studio-line);
    border-radius: 8px;
    background: var(--studio-line);
}

.learning-metrics article {
    min-width: 0;
    padding: 15px 17px;
    background: var(--studio-panel);
}

.learning-metrics span,
.learning-metrics small {
    display: block;
    color: var(--studio-muted);
    font-size: 0.7rem;
    font-weight: 700;
}

.learning-metrics strong {
    display: block;
    margin: 4px 0 1px;
    font-size: 1.55rem;
    line-height: 1.1;
}

.learning-overview-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.65fr);
    gap: 18px;
}

.learning-section-block {
    margin-top: 25px;
}

.learning-resume-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 18px;
    min-height: 140px;
    padding: 17px;
    border-left: 3px solid var(--studio-green);
    background: var(--studio-panel-raised);
}

.learning-resume-card h4 {
    margin: 4px 0 7px;
    font-size: 1.15rem;
}

.learning-resume-card p {
    margin: 0;
    color: var(--studio-muted);
    font-size: 0.82rem;
}

.learning-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 11px;
}

.learning-chip {
    display: inline-flex;
    align-items: center;
    min-height: 23px;
    padding: 2px 7px;
    border: 1px solid var(--studio-line-bright);
    border-radius: 5px;
    color: #c6d2de;
    background: rgba(255, 255, 255, 0.035);
    font-size: 0.65rem;
    font-weight: 800;
}

.learning-agenda {
    display: grid;
    gap: 7px;
}

.learning-agenda-item {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 10px;
    align-items: center;
    padding: 8px 0;
    border-top: 1px solid var(--studio-line);
}

.learning-agenda-item:first-child {
    border-top: 0;
}

.learning-agenda-item time {
    color: var(--studio-yellow);
    font-size: 0.7rem;
    font-weight: 900;
}

.learning-agenda-item strong,
.learning-agenda-item span {
    display: block;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.learning-agenda-item strong {
    font-size: 0.77rem;
}

.learning-agenda-item span {
    color: var(--studio-muted);
    font-size: 0.67rem;
}

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

.learning-project-card,
.learning-catalog-card,
.learning-path-card,
.learning-practice-card,
.learning-tool-card,
.learning-mentor-card {
    position: relative;
    min-width: 0;
    border: 1px solid var(--studio-line);
    border-radius: 8px;
    background: var(--studio-panel);
    transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.learning-project-card:hover,
.learning-catalog-card:hover,
.learning-path-card:hover,
.learning-practice-card:hover,
.learning-tool-card:hover,
.learning-mentor-card:hover {
    border-color: var(--studio-line-bright);
    background: var(--studio-panel-raised);
}

.learning-project-card {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
    gap: 11px;
    min-height: 72px;
    padding: 12px;
}

.learning-project-card > img,
.learning-project-icon {
    width: 42px;
    height: 42px;
    padding: 10px;
    border-radius: 7px;
    background: rgba(103, 173, 255, 0.12);
}

.learning-project-card strong,
.learning-project-card small {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.learning-project-card strong {
    font-size: 0.78rem;
}

.learning-project-card small {
    color: var(--studio-muted);
    font-size: 0.66rem;
}

.learning-project-card > span {
    color: var(--studio-blue);
    font-size: 1.15rem;
}

.learning-filterbar,
.learning-calendar-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 15px;
}

.learning-search-field {
    display: grid;
    flex: 1 1 320px;
    grid-template-columns: 18px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    max-width: 430px;
    min-height: 40px;
    padding: 0 11px;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    background: var(--studio-panel);
}

.learning-search-field:focus-within {
    border-color: var(--studio-blue);
    box-shadow: 0 0 0 3px rgba(103, 173, 255, 0.12);
}

.learning-search-field input {
    width: 100%;
    min-width: 0;
    border: 0;
    outline: 0;
    color: var(--studio-text);
    background: transparent;
}

.learning-studio select,
.learning-studio input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
.learning-studio textarea {
    width: 100%;
    border: 1px solid var(--studio-line-bright);
    border-radius: 7px;
    color: var(--studio-text);
    background: #0f151d;
}

.learning-studio select,
.learning-studio input:not([type="checkbox"]):not([type="radio"]):not([type="file"]) {
    min-height: 40px;
    padding: 7px 10px;
}

.learning-studio textarea {
    resize: vertical;
    min-height: 88px;
    padding: 10px;
}

.learning-studio select:focus,
.learning-studio input:focus,
.learning-studio textarea:focus {
    border-color: var(--studio-blue);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(103, 173, 255, 0.12);
}

.learning-segmented {
    display: inline-grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    padding: 3px;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    background: #0f151d;
}

.learning-segmented button {
    min-height: 32px;
    padding: 5px 10px;
    border: 0;
    border-radius: 5px;
    color: var(--studio-muted);
    background: transparent;
    font-size: 0.72rem;
    font-weight: 850;
    cursor: pointer;
}

.learning-segmented button.is-active {
    color: var(--studio-text);
    background: var(--studio-panel-soft);
    box-shadow: 0 0 0 1px var(--studio-line-bright);
}

.learning-catalog-layout,
.learning-path-layout,
.learning-practice-layout,
.learning-tool-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(330px, 0.72fr);
    align-items: start;
    gap: 16px;
}

.learning-catalog-grid,
.learning-path-list,
.learning-practice-list,
.learning-tool-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 11px;
}

.learning-catalog-card,
.learning-path-card,
.learning-practice-card,
.learning-tool-card {
    display: flex;
    min-height: 178px;
    padding: 15px;
    flex-direction: column;
    cursor: pointer;
}

.learning-card-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    color: var(--studio-muted);
    font-size: 0.66rem;
    font-weight: 800;
}

.learning-card-topline span:first-child {
    color: var(--studio-blue);
}

.learning-catalog-card h3,
.learning-path-card h3,
.learning-practice-card h3,
.learning-tool-card h3 {
    margin: 9px 0 6px;
    font-size: 0.96rem;
    line-height: 1.3;
}

.learning-catalog-card p,
.learning-path-card p,
.learning-practice-card p,
.learning-tool-card p {
    margin: 0;
    color: var(--studio-muted);
    font-size: 0.76rem;
    line-height: 1.55;
}

.learning-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: auto;
    padding-top: 13px;
    color: var(--studio-muted);
    font-size: 0.67rem;
    font-weight: 800;
}

.learning-card-footer strong {
    color: var(--studio-green);
}

.learning-detail-drawer,
.learning-practice-stage,
.learning-tool-workspace {
    position: sticky;
    top: 164px;
    min-height: 360px;
    max-height: calc(100vh - 188px);
    overflow: auto;
    padding: 18px;
    border: 1px solid var(--studio-line);
    border-radius: 8px;
    background: var(--studio-panel);
}

.learning-detail-drawer:empty,
.learning-practice-stage:empty,
.learning-tool-workspace:empty {
    display: none;
}

.learning-detail-header {
    padding-bottom: 15px;
    border-bottom: 1px solid var(--studio-line);
}

.learning-detail-header h3 {
    margin: 4px 0 7px;
    font-size: 1.25rem;
    line-height: 1.25;
}

.learning-detail-header p {
    margin: 0;
    color: var(--studio-muted);
    font-size: 0.8rem;
}

.learning-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.learning-module-list {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.learning-module {
    padding-top: 12px;
    border-top: 1px solid var(--studio-line);
}

.learning-module:first-child {
    padding-top: 0;
    border-top: 0;
}

.learning-module h4 {
    margin: 0 0 3px;
    font-size: 0.86rem;
}

.learning-module > p {
    margin: 0 0 9px;
    color: var(--studio-muted);
    font-size: 0.72rem;
}

.learning-lesson-list {
    display: grid;
    gap: 5px;
}

.learning-lesson {
    display: grid;
    grid-template-columns: 19px minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    min-height: 36px;
    padding: 6px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.035);
    cursor: pointer;
}

.learning-lesson:hover {
    background: rgba(255, 255, 255, 0.065);
}

.learning-lesson input {
    width: 16px;
    height: 16px;
    accent-color: var(--studio-green);
}

.learning-lesson span {
    min-width: 0;
    font-size: 0.72rem;
}

.learning-lesson small {
    color: var(--studio-muted);
    font-size: 0.62rem;
}

.learning-progress-line {
    height: 5px;
    margin-top: 10px;
    overflow: hidden;
    border-radius: 3px;
    background: #2a3440;
}

.learning-progress-line span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--studio-green);
}

.learning-path-builder {
    margin-bottom: 18px;
}

.learning-path-builder > label,
.learning-profile-form > label,
.learning-session-dialog label,
.learning-note-form {
    display: grid;
    gap: 5px;
}

.learning-path-builder label > span,
.learning-profile-form label > span,
.learning-session-dialog label > span {
    color: var(--studio-muted);
    font-size: 0.69rem;
    font-weight: 850;
}

.learning-form-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 11px;
    margin-bottom: 11px;
}

.learning-form-actions {
    margin-top: 12px;
}

.learning-form-actions > span {
    color: var(--studio-muted);
    font-size: 0.72rem;
}

.learning-path-card {
    min-height: 150px;
}

.learning-path-steps {
    display: grid;
    gap: 0;
    margin: 16px 0;
    padding: 0;
    list-style: none;
}

.learning-path-step {
    position: relative;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
    padding-bottom: 16px;
}

.learning-path-step:not(:last-child)::before {
    position: absolute;
    top: 25px;
    bottom: 0;
    left: 13px;
    width: 2px;
    content: "";
    background: var(--studio-line-bright);
}

.learning-path-step > span {
    display: grid;
    z-index: 1;
    width: 28px;
    height: 28px;
    place-items: center;
    border: 1px solid var(--studio-line-bright);
    border-radius: 50%;
    color: var(--studio-muted);
    background: var(--studio-panel);
    font-size: 0.66rem;
    font-weight: 900;
}

.learning-path-step strong,
.learning-path-step small {
    display: block;
}

.learning-path-step strong {
    font-size: 0.78rem;
}

.learning-path-step small {
    color: var(--studio-muted);
    font-size: 0.67rem;
}

.learning-calendar-toolbar {
    min-height: 48px;
    padding: 7px 10px;
    border: 1px solid var(--studio-line);
    border-radius: 8px 8px 0 0;
    background: var(--studio-panel);
}

.learning-calendar-toolbar > div {
    display: flex;
    align-items: center;
    gap: 4px;
}

.learning-calendar-toolbar > span {
    color: var(--studio-muted);
    font-size: 0.7rem;
    font-weight: 800;
}

.learning-icon-button,
.learning-text-button {
    display: inline-grid;
    min-width: 34px;
    min-height: 34px;
    place-items: center;
    border: 1px solid var(--studio-line-bright);
    border-radius: 6px;
    color: var(--studio-text);
    background: #111820;
    font-weight: 900;
    cursor: pointer;
}

.learning-icon-button:hover,
.learning-text-button:hover {
    border-color: var(--studio-blue);
    background: var(--studio-panel-soft);
}

.learning-text-button {
    padding: 4px 9px;
    font-size: 0.7rem;
}

.learning-calendar {
    display: grid;
    grid-template-columns: repeat(7, minmax(126px, 1fr));
    min-height: 520px;
    overflow-x: auto;
    border-right: 1px solid var(--studio-line);
    border-bottom: 1px solid var(--studio-line);
    border-radius: 0 0 8px 8px;
    background: var(--studio-line);
    gap: 1px;
}

.learning-calendar-day {
    min-width: 126px;
    padding: 10px;
    background: #111820;
}

.learning-calendar-day.is-today {
    background: #152029;
}

.learning-calendar-day.is-drop-target {
    background: rgba(43, 214, 160, 0.11);
    box-shadow: inset 0 0 0 2px var(--studio-green);
}

.learning-calendar-day > header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 34px;
    margin-bottom: 9px;
    border-bottom: 1px solid var(--studio-line);
}

.learning-calendar-day > header span {
    color: var(--studio-muted);
    font-size: 0.65rem;
    font-weight: 900;
    text-transform: uppercase;
}

.learning-calendar-day > header strong {
    display: grid;
    width: 27px;
    height: 27px;
    place-items: center;
    border-radius: 50%;
    font-size: 0.74rem;
}

.learning-calendar-day.is-today > header strong {
    color: #07130f;
    background: var(--studio-green);
}

.learning-calendar-events {
    display: grid;
    gap: 7px;
}

.learning-calendar-event {
    display: grid;
    gap: 2px;
    padding: 8px;
    border: 1px solid rgba(103, 173, 255, 0.25);
    border-left: 3px solid var(--studio-blue);
    border-radius: 6px;
    background: rgba(103, 173, 255, 0.08);
    cursor: grab;
}

.learning-calendar-event:active {
    cursor: grabbing;
}

.learning-calendar-event time {
    color: var(--studio-yellow);
    font-size: 0.61rem;
    font-weight: 900;
}

.learning-calendar-event strong {
    font-size: 0.68rem;
    line-height: 1.35;
}

.learning-calendar-event small {
    color: var(--studio-muted);
    font-size: 0.59rem;
}

.learning-practice-switch,
.learning-activity-switch {
    margin-bottom: 15px;
}

.learning-practice-card {
    min-height: 150px;
}

.learning-question {
    display: grid;
    gap: 12px;
}

.learning-question-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--studio-muted);
    font-size: 0.68rem;
    font-weight: 850;
}

.learning-question h3 {
    margin: 2px 0;
    font-size: 1.05rem;
}

.learning-answer-list {
    display: grid;
    gap: 7px;
}

.learning-answer {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    min-height: 42px;
    padding: 8px 10px;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    color: var(--studio-text);
    background: #10161e;
    text-align: left;
    cursor: pointer;
}

.learning-answer:hover {
    border-color: var(--studio-blue);
}

.learning-answer span:first-child {
    display: grid;
    width: 22px;
    height: 22px;
    place-items: center;
    border-radius: 5px;
    color: var(--studio-muted);
    background: var(--studio-panel-soft);
    font-size: 0.65rem;
    font-weight: 900;
}

.learning-answer.is-correct {
    border-color: var(--studio-green);
    background: rgba(43, 214, 160, 0.08);
}

.learning-answer.is-wrong {
    border-color: var(--studio-coral);
    background: rgba(255, 119, 119, 0.08);
}

.learning-explanation {
    padding: 10px;
    border-left: 3px solid var(--studio-yellow);
    color: #d6dee7;
    background: rgba(255, 209, 102, 0.07);
    font-size: 0.75rem;
}

.learning-score {
    display: grid;
    place-items: center;
    min-height: 300px;
    text-align: center;
}

.learning-score strong {
    display: block;
    color: var(--studio-green);
    font-size: 3rem;
    line-height: 1;
}

.learning-score h3 {
    margin: 12px 0 5px;
}

.learning-score p {
    max-width: 360px;
    margin: 0 0 15px;
    color: var(--studio-muted);
    font-size: 0.8rem;
}

.learning-flashcard {
    display: grid;
    min-height: 260px;
    place-items: center;
    padding: 25px;
    border: 1px solid var(--studio-line-bright);
    border-radius: 8px;
    background: #111820;
    text-align: center;
    cursor: pointer;
}

.learning-flashcard span {
    color: var(--studio-blue);
    font-size: 0.66rem;
    font-weight: 900;
    text-transform: uppercase;
}

.learning-flashcard strong {
    display: block;
    max-width: 440px;
    margin-top: 12px;
    font-size: 1.15rem;
}

.learning-flashcard.is-flipped {
    border-color: var(--studio-green);
    background: rgba(43, 214, 160, 0.055);
}

.learning-flashcard-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.learning-tool-card {
    min-height: 136px;
}

.learning-tool-form {
    display: grid;
    gap: 11px;
}

.learning-tool-form label {
    display: grid;
    gap: 5px;
}

.learning-tool-form label > span {
    color: var(--studio-muted);
    font-size: 0.69rem;
    font-weight: 800;
}

.learning-tool-form textarea {
    min-height: 145px;
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.76rem;
}

.learning-tool-output {
    min-height: 100px;
    margin: 12px 0 0;
    padding: 12px;
    overflow: auto;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    color: #cfe2f5;
    background: #090e13;
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.73rem;
    line-height: 1.55;
    white-space: pre-wrap;
}

.learning-color-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.learning-color-control {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
}

.learning-color-control input[type="color"] {
    width: 38px;
    height: 38px;
    padding: 2px;
    border: 1px solid var(--studio-line-bright);
    border-radius: 6px;
    background: #0f151d;
}

.learning-library-grid,
.learning-profile-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.78fr);
    align-items: start;
    gap: 18px;
}

.learning-note-form {
    padding-bottom: 16px;
    border-bottom: 1px solid var(--studio-line);
}

.learning-note-form label {
    display: grid;
    gap: 5px;
}

.learning-note-form label > span {
    color: var(--studio-muted);
    font-size: 0.69rem;
    font-weight: 850;
}

.learning-note-form .button {
    justify-self: start;
}

.learning-note-list,
.learning-file-list,
.learning-activity-list,
.learning-certificate-list {
    display: grid;
    gap: 8px;
    margin-top: 15px;
}

.learning-note,
.learning-file,
.learning-activity-item,
.learning-certificate {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
    padding: 11px;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    background: #111820;
}

.learning-note strong,
.learning-file strong,
.learning-activity-item strong,
.learning-certificate strong {
    display: block;
    font-size: 0.78rem;
}

.learning-note p,
.learning-note small,
.learning-file small,
.learning-activity-item p,
.learning-activity-item small,
.learning-certificate small {
    display: block;
    margin: 3px 0 0;
    color: var(--studio-muted);
    font-size: 0.67rem;
}

.learning-note p {
    overflow-wrap: anywhere;
    white-space: pre-wrap;
}

.learning-row-actions {
    display: flex;
    align-items: center;
    gap: 5px;
}

.learning-row-actions button,
.learning-row-actions a {
    display: grid;
    width: 31px;
    height: 31px;
    place-items: center;
    border: 1px solid var(--studio-line);
    border-radius: 6px;
    color: var(--studio-muted);
    background: var(--studio-panel);
    cursor: pointer;
}

.learning-row-actions button:hover,
.learning-row-actions a:hover {
    border-color: var(--studio-blue);
    color: var(--studio-text);
}

.learning-row-actions img {
    width: 15px;
    height: 15px;
}

.learning-dropzone {
    display: grid;
    min-height: 130px;
    place-items: center;
    align-content: center;
    padding: 18px;
    border: 1px dashed var(--studio-line-bright);
    border-radius: 8px;
    color: var(--studio-muted);
    background: #10161e;
    text-align: center;
    cursor: pointer;
}

.learning-dropzone:hover,
.learning-dropzone.is-dragover {
    border-color: var(--studio-green);
    color: var(--studio-text);
    background: rgba(43, 214, 160, 0.055);
}

.learning-dropzone input,
.learning-import-button input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
}

.learning-dropzone strong,
.learning-dropzone span {
    display: block;
}

.learning-dropzone strong {
    margin-top: 7px;
    color: var(--studio-text);
    font-size: 0.8rem;
}

.learning-dropzone span {
    font-size: 0.68rem;
}

.learning-materials-surface {
    grid-column: 1 / -1;
}

.learning-materials-surface .learning-search-field {
    max-width: 100%;
    margin-bottom: 14px;
}

.learning-material-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px;
}

.learning-material {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    min-width: 0;
    min-height: 68px;
    padding: 10px;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    background: #111820;
}

.learning-material > img {
    width: 38px;
    height: 38px;
    padding: 9px;
    border-radius: 6px;
    background: rgba(255, 209, 102, 0.09);
}

.learning-material strong,
.learning-material small {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.learning-material strong {
    font-size: 0.73rem;
}

.learning-material small {
    color: var(--studio-muted);
    font-size: 0.63rem;
}

.learning-activity-list {
    max-width: 960px;
    margin-top: 0;
}

.learning-activity-item {
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
}

.learning-activity-avatar {
    width: 42px;
    height: 42px;
    object-fit: cover;
    border: 1px solid var(--studio-line);
    border-radius: 7px;
    background: var(--studio-panel-soft);
}

.learning-activity-item > a {
    color: var(--studio-blue);
    font-size: 0.7rem;
    font-weight: 850;
}

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

.learning-mentor-card {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
}

.learning-mentor-card > img {
    width: 58px;
    height: 68px;
    object-fit: cover;
    border-radius: 7px;
}

.learning-mentor-card h3 {
    margin: 0;
    font-size: 0.9rem;
}

.learning-mentor-card p {
    display: -webkit-box;
    margin: 3px 0 9px;
    overflow: hidden;
    color: var(--studio-muted);
    font-size: 0.69rem;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.learning-mentor-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.learning-mentor-actions a,
.learning-mentor-actions button {
    min-height: 28px;
    padding: 4px 8px;
    border: 1px solid var(--studio-line);
    border-radius: 6px;
    color: var(--studio-text);
    background: #111820;
    font-size: 0.66rem;
    font-weight: 850;
    cursor: pointer;
}

.learning-mentor-review {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 0 8px;
    color: var(--studio-yellow);
    font-size: 0.65rem;
    font-weight: 850;
}

.learning-mentor-review span {
    overflow: hidden;
    color: var(--studio-muted);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.learning-rating-field {
    margin: 0;
    padding: 0;
    border: 0;
}

.learning-rating-field legend {
    margin-bottom: 6px;
    color: var(--studio-muted);
    font-size: 0.69rem;
    font-weight: 850;
}

.learning-rating-options {
    display: flex;
    gap: 4px;
}

.learning-rating-options label {
    position: relative;
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid var(--studio-line-bright);
    border-radius: 6px;
    color: #6f7984;
    background: #0f151d;
    cursor: pointer;
}

.learning-rating-options label:has(input:checked),
.learning-rating-options label:hover {
    border-color: var(--studio-yellow);
    color: var(--studio-yellow);
    background: rgba(255, 209, 102, 0.08);
}

.learning-rating-options input {
    position: absolute;
    opacity: 0;
}

.learning-profile-side {
    display: grid;
    gap: 14px;
}

.learning-profile-form {
    display: grid;
    gap: 12px;
}

.learning-muted {
    margin: 0;
    color: var(--studio-muted);
    font-size: 0.75rem;
}

.learning-import-button {
    position: relative;
    cursor: pointer;
}

.learning-danger-button {
    min-height: 36px;
    padding: 6px 10px;
    border: 1px solid rgba(255, 119, 119, 0.48);
    border-radius: 7px;
    color: #ffc4c4;
    background: rgba(255, 119, 119, 0.07);
    font-size: 0.72rem;
    font-weight: 850;
    cursor: pointer;
}

.learning-danger-button:hover {
    border-color: var(--studio-coral);
    background: rgba(255, 119, 119, 0.13);
}

.learning-access-list {
    display: grid;
    gap: 0;
    margin: 0 0 11px;
}

.learning-access-list div {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 0;
    border-top: 1px solid var(--studio-line);
}

.learning-access-list div:first-child {
    border-top: 0;
}

.learning-access-list dt,
.learning-access-list dd {
    margin: 0;
    font-size: 0.72rem;
}

.learning-access-list dt {
    color: var(--studio-muted);
}

.learning-access-list dd {
    color: var(--studio-green);
    font-weight: 850;
}

.learning-session-dialog {
    width: min(620px, calc(100vw - 28px));
    padding: 0;
    border: 1px solid var(--studio-line-bright);
    border-radius: 8px;
    color: var(--studio-text);
    background: var(--studio-panel);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.56);
}

.learning-session-dialog::backdrop {
    background: rgba(3, 7, 11, 0.78);
    backdrop-filter: blur(4px);
}

.learning-session-dialog form {
    display: grid;
    gap: 12px;
    padding: 20px;
}

.learning-dialog-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 15px;
}

.learning-dialog-heading h2 {
    margin: 3px 0 0;
    font-size: 1.18rem;
}

.learning-empty {
    display: grid;
    min-height: 150px;
    place-items: center;
    align-content: center;
    padding: 25px;
    border: 1px dashed var(--studio-line-bright);
    border-radius: 8px;
    color: var(--studio-muted);
    text-align: center;
}

.learning-empty img {
    width: 25px;
    height: 25px;
    margin-bottom: 8px;
    opacity: 0.75;
}

.learning-empty strong {
    color: var(--studio-text);
    font-size: 0.82rem;
}

.learning-empty p {
    max-width: 360px;
    margin: 4px 0 0;
    font-size: 0.7rem;
}

.learning-toast {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 60;
    max-width: min(360px, calc(100vw - 44px));
    padding: 10px 13px;
    border: 1px solid rgba(43, 214, 160, 0.45);
    border-radius: 7px;
    color: var(--studio-text);
    background: #14251f;
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
    font-size: 0.75rem;
    font-weight: 800;
}

.learning-toast.is-error {
    border-color: rgba(255, 119, 119, 0.5);
    background: #2a171a;
}

.learning-studio .button {
    min-height: 38px;
    padding: 7px 11px;
    font-size: 0.74rem;
}

@media (max-width: 1180px) {
    .learning-shell {
        grid-template-columns: 190px minmax(0, 1fr);
    }

    .learning-sidebar {
        padding-inline: 10px;
    }

    .learning-nav a {
        padding-inline: 8px;
    }

    .learning-catalog-layout,
    .learning-path-layout,
    .learning-practice-layout,
    .learning-tool-layout {
        grid-template-columns: minmax(0, 1fr) minmax(310px, 0.72fr);
    }

    .learning-catalog-grid,
    .learning-path-list,
    .learning-practice-list,
    .learning-tool-list {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 1100px) {
    .learning-topbar {
        position: relative;
        top: auto;
    }

    .learning-sidebar {
        top: var(--learning-header-height, 118px);
        height: calc(100vh - var(--learning-header-height, 118px));
    }
}

@media (max-width: 900px) {
    .learning-topbar {
        position: relative;
        top: auto;
    }

    .learning-shell {
        display: block;
    }

    .learning-sidebar {
        position: relative;
        top: auto;
        z-index: 15;
        display: block;
        width: 100%;
        height: auto;
        padding: 8px 14px;
        overflow-x: auto;
        border-right: 0;
        border-bottom: 1px solid var(--studio-line);
    }

    .learning-nav {
        display: flex;
        width: max-content;
    }

    .learning-nav a {
        grid-template-columns: 18px auto auto;
        min-height: 37px;
        white-space: nowrap;
    }

    .learning-nav a.is-active {
        box-shadow: inset 0 -2px 0 var(--studio-blue);
    }

    .learning-sidebar-progress {
        display: none;
    }

    .learning-workspace {
        padding: 22px 18px 34px;
    }

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

    .learning-overview-grid,
    .learning-library-grid,
    .learning-profile-layout {
        grid-template-columns: 1fr;
    }

    .learning-detail-drawer,
    .learning-practice-stage,
    .learning-tool-workspace {
        position: relative;
        top: auto;
        max-height: none;
    }
}

@media (max-width: 680px) {
    .learning-topbar {
        min-height: 64px;
        padding: 10px 14px;
    }

    .learning-project-button {
        width: 38px;
        padding-inline: 0 !important;
        font-size: 0 !important;
    }

    .learning-project-button img {
        width: 18px;
        height: 18px;
    }

    .learning-save-state {
        display: none;
    }

    .learning-workspace {
        padding: 18px 13px 30px;
    }

    .learning-page-heading {
        align-items: stretch;
        flex-direction: column;
        gap: 13px;
    }

    .learning-page-heading .button {
        align-self: flex-start;
    }

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

    .learning-metrics article {
        padding: 12px;
    }

    .learning-overview-grid,
    .learning-project-grid,
    .learning-catalog-layout,
    .learning-path-layout,
    .learning-practice-layout,
    .learning-tool-layout,
    .learning-mentor-grid,
    .learning-material-grid {
        grid-template-columns: 1fr;
    }

    .learning-filterbar,
    .learning-calendar-toolbar {
        align-items: stretch;
        flex-direction: column;
    }

    .learning-search-field {
        flex-basis: auto;
        max-width: none;
    }

    .learning-filterbar > label,
    .learning-filterbar > .learning-segmented {
        width: 100%;
    }

    .learning-form-grid,
    .learning-color-inputs {
        grid-template-columns: 1fr;
    }

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

    .learning-calendar-toolbar > strong {
        order: -1;
    }

    .learning-calendar-toolbar > span {
        display: none;
    }

    .learning-calendar {
        min-height: 460px;
    }

    .learning-library-grid,
    .learning-profile-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .learning-surface {
        padding: 14px;
    }
}