:root {
    --studio-navy: #12345b;
    --studio-navy-deep: #0b2747;
    --studio-sky: #e9f6ff;
    --studio-sky-strong: #d7efff;
    --studio-blue: #1677b8;
    --studio-border: #d8e5ee;
    --studio-text: #172638;
    --studio-muted: #5c6d7e;
    --studio-green: #18794e;
    --studio-green-bg: #eaf8f1;
    --studio-shadow: 0 18px 46px rgba(18, 52, 91, 0.08);
}

.studio-shell {
    min-height: 70vh;
    padding: calc(var(--main-nav-height, 0px) + 2rem) 1rem 5rem;
    color: var(--studio-text);
    background:
        radial-gradient(circle at 15% 0%, rgba(215, 239, 255, 0.75), transparent 34rem),
        #f8fbfd;
}

.studio-learning,
.studio-finish {
    width: min(100%, 820px);
    margin: 0 auto;
}

.studio-course {
    width: min(100%, 960px);
    margin: 0 auto;
}

.studio-wide,
.studio-preview,
.studio-instructor {
    width: min(100%, 1120px);
    margin: 0 auto;
}

.studio-eyebrow,
.studio-state,
.studio-section__number {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    color: var(--studio-blue);
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.studio-hero {
    padding: clamp(2rem, 5vw, 4rem);
    border: 1px solid var(--studio-border);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--studio-shadow);
}

.studio-hero h1,
.studio-page-header h1,
.studio-learning__header h1,
.studio-finish h1 {
    margin: 0.5rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 900;
    line-height: 1.14;
    letter-spacing: -0.04em;
}

.studio-hero__summary {
    margin: 1.25rem 0 0;
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    font-weight: 750;
    line-height: 1.65;
}

.studio-hero__description,
.studio-page-header p {
    margin: 0.85rem 0 0;
    max-width: 600px;
    color: var(--studio-muted);
    font-size: 1rem;
    line-height: 1.6;
}

.studio-course-hero {
    padding: clamp(1.5rem, 4vw, 3rem);
}

.studio-course-hero__main {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: center;
}

.studio-course-hero__copy {
    min-width: 0;
}

.studio-course-hero h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    word-break: keep-all;
}

.studio-course-hero .studio-hero__summary {
    max-width: 600px;
    font-size: 1.08rem;
    line-height: 1.55;
}

.studio-course-hero .studio-hero__action {
    margin-top: 1.5rem;
}

.studio-course-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.25rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-course-facts li {
    padding: 0.45rem 0.7rem;
    border: 1px solid var(--studio-border);
    border-radius: 999px;
    color: var(--studio-navy);
    background: #f7fbfe;
    font-size: 0.86rem;
    font-weight: 800;
}

.studio-course-preview {
    overflow: hidden;
    border: 1px solid #b9d9ee;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 18px 40px rgba(18, 52, 91, 0.12);
    transform: rotate(1.5deg);
}

.studio-course-preview__bar {
    display: flex;
    gap: 0.3rem;
    align-items: center;
    min-height: 42px;
    padding: 0 0.8rem;
    border-bottom: 1px solid var(--studio-border);
    background: #f4f8fb;
}

.studio-course-preview__bar > span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #b7c8d4;
}

.studio-course-preview__bar strong {
    margin-left: auto;
    color: var(--studio-muted);
    font-size: 0.74rem;
}

.studio-course-preview__body {
    display: grid;
    gap: 0.7rem;
    padding: 1.25rem;
}

.studio-course-preview__body > span {
    color: var(--studio-blue);
    font-size: 0.75rem;
    font-weight: 850;
}

.studio-course-preview__body > strong {
    color: var(--studio-navy-deep);
    font-size: 1.05rem;
    line-height: 1.45;
}

.studio-course-preview__body > div {
    padding: 0.65rem 0.75rem;
    border: 1px solid #9ccceb;
    border-radius: 10px;
    color: var(--studio-navy);
    font-size: 0.78rem;
    font-weight: 780;
}

.studio-course-preview__body > div:first-of-type {
    border: 2px solid var(--studio-blue);
    background: var(--studio-sky);
}

.studio-course-preview__body p {
    margin: 0;
    padding: 0.65rem 0.75rem;
    border-radius: 10px;
    color: var(--studio-green);
    background: var(--studio-green-bg);
    font-size: 0.76rem;
    font-weight: 800;
}

.studio-course-preview > iframe {
    display: block;
    width: 100%;
    height: 360px;
    border: 0;
    background: #fff;
}

.studio-course-catalog {
    width: min(100%, 960px);
    margin: 0 auto;
}

.studio-course-catalog__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.studio-course-catalog__create {
    align-self: flex-start;
    margin-top: 0.75rem;
}

.studio-course-drafts {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--studio-border);
}

.studio-course-drafts h2 {
    margin: 0.25rem 0 1rem;
    color: var(--studio-navy-deep);
}

.studio-course-drafts > div {
    display: grid;
    gap: 0.65rem;
}

.studio-course-drafts a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 16px;
    color: var(--studio-text);
    background: #fff;
    text-decoration: none;
}

.studio-course-drafts a strong {
    color: var(--studio-blue);
    white-space: nowrap;
}

.studio-course-catalog__card {
    display: flex;
    min-width: 0;
    overflow: hidden;
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.5rem;
    border: 1px solid var(--studio-border);
    border-radius: 24px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-course-catalog__media {
    height: 152px;
    overflow: hidden;
    margin: -1.5rem -1.5rem 0;
    border-bottom: 1px solid var(--studio-border);
    background: var(--studio-sky);
}

.studio-course-catalog__media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.studio-course-catalog__card > div > span {
    color: var(--studio-blue);
    font-size: 0.84rem;
    font-weight: 850;
}

.studio-course-catalog__card h2 {
    margin: 0.45rem 0 0;
    color: var(--studio-navy-deep);
    font-size: 1.55rem;
    line-height: 1.3;
    overflow-wrap: normal;
    word-break: keep-all;
}

.studio-course-catalog__card p,
.studio-course-catalog__card dd {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-course-catalog__card dl {
    display: grid;
    gap: 0.75rem;
    margin: 0;
}

.studio-course-catalog__card dl > div {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 0.75rem;
}

.studio-course-catalog__card dt {
    color: var(--studio-navy);
    font-weight: 850;
}

.studio-course-catalog__card dd {
    margin: 0;
}

.studio-course-catalog__actions {
    display: grid;
    gap: 0.75rem;
    margin-top: auto;
}

.studio-course-catalog__actions form,
.studio-course-catalog__actions .studio-button {
    width: 100%;
    margin: 0;
}

.studio-course-catalog__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem 1rem;
}

.studio-course-catalog__links a,
.studio-course-instructor-link {
    color: var(--studio-blue);
    font-size: 0.9rem;
    font-weight: 850;
    text-underline-offset: 3px;
}

.studio-course-instructor-link {
    display: inline-block;
    margin-top: 0.75rem;
}

.studio-course-prepare {
    margin-top: 1.5rem;
    border-top: 1px solid var(--studio-border);
    padding-top: 1rem;
}

.studio-course-prepare summary {
    color: var(--studio-navy);
    font-weight: 850;
    cursor: pointer;
}

.studio-facts {
    display: grid;
    gap: 0;
    margin: 2rem 0;
    border-block: 1px solid var(--studio-border);
}

.studio-facts div {
    display: grid;
    grid-template-columns: 5rem 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid #edf3f7;
}

.studio-facts div:last-child {
    border-bottom: 0;
}

.studio-facts dt {
    font-weight: 850;
}

.studio-facts dd {
    margin: 0;
    color: var(--studio-muted);
    line-height: 1.55;
}

.studio-button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 14px;
    padding: 0.72rem 1.15rem;
    font: inherit;
    font-size: 0.98rem;
    font-weight: 850;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
}

.studio-button--primary {
    color: #fff;
    border-color: var(--studio-navy);
    background: var(--studio-navy);
}

.studio-button--primary:hover {
    background: var(--studio-navy-deep);
}

.studio-button--secondary {
    color: var(--studio-navy);
    border-color: #9ccceb;
    background: var(--studio-sky);
}

.studio-button--quiet {
    color: var(--studio-navy);
    border-color: var(--studio-border);
    background: #fff;
}

.studio-button--danger {
    color: #fff;
    border-color: #a33131;
    background: #a33131;
}

.studio-button--danger:hover {
    background: #812626;
}

.studio-button:focus-visible,
.studio-rail-link:focus-visible,
.studio-inline-links a:focus-visible,
.studio-back-link:focus-visible,
.studio-projector__steps a:focus-visible {
    outline: 3px solid #ffc857;
    outline-offset: 3px;
}

.studio-hero__action {
    display: flex;
    align-items: center;
}

.studio-hero__action form {
    margin: 0;
}

.studio-progress-copy {
    margin: 0.8rem 0 0;
    color: var(--studio-muted);
    font-size: 0.88rem;
}

.studio-section {
    margin-top: 3rem;
}

.studio-section__head h2,
.studio-preview-panel h2 {
    margin: 0.2rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.55rem, 4vw, 2.1rem);
    font-weight: 900;
    letter-spacing: -0.03em;
}

.studio-course-journey {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.25rem;
}

.studio-course-phase {
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--studio-border);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 10px 28px rgba(18, 52, 91, 0.06);
}

.studio-course-phase img {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

.studio-course-phase > div {
    padding: 1rem;
}

.studio-course-phase span {
    color: var(--studio-blue);
    font-size: 0.78rem;
    font-weight: 850;
}

.studio-course-phase h3 {
    margin: 0.35rem 0 0;
    color: var(--studio-navy-deep);
    font-size: 1.05rem;
    font-weight: 900;
    line-height: 1.4;
    word-break: keep-all;
}

.studio-course-phase p {
    margin: 0.55rem 0 0;
    color: var(--studio-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

.studio-curriculum-details {
    margin-top: 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 18px;
    background: #fff;
}

.studio-curriculum-details > summary {
    padding: 1rem 1.15rem;
    color: var(--studio-navy);
    font-weight: 850;
    cursor: pointer;
}

.studio-curriculum-details[open] > summary {
    border-bottom: 1px solid var(--studio-border);
}

.studio-curriculum {
    display: grid;
    gap: 0.75rem;
    margin: 0;
    padding: 1rem;
    list-style: none;
}

.studio-curriculum li {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 1rem;
    align-items: start;
    padding: 1.15rem;
    border: 1px solid var(--studio-border);
    border-radius: 18px;
    background: #fff;
}

.studio-curriculum__order {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 14px;
    color: var(--studio-navy);
    background: var(--studio-sky);
    font-weight: 900;
}

.studio-curriculum h3 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1.08rem;
    font-weight: 850;
}

.studio-curriculum p {
    margin: 0.35rem 0 0;
    color: var(--studio-muted);
    line-height: 1.5;
}

.studio-preview-panel {
    margin-top: 3rem;
    padding: 1.75rem;
    border-radius: 24px;
    background: var(--studio-navy);
    color: #fff;
}

.studio-preview-panel h2,
.studio-preview-panel .studio-eyebrow {
    color: #fff;
}

.studio-preview-panel p {
    color: #dceaf5;
}

.studio-preview-panel__action {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    margin-top: 1.1rem;
    padding: 0.7rem 1rem;
    border-radius: 12px;
    color: var(--studio-navy-deep);
    background: #fff;
    font-weight: 900;
    text-decoration: none;
}

.studio-preview-more {
    margin-top: 1rem;
}

.studio-preview-more summary {
    width: fit-content;
    color: #dceaf5;
    font-weight: 800;
    cursor: pointer;
}

.studio-preview-more .studio-inline-links {
    margin-top: 0.75rem;
}

.studio-inline-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1.1rem;
    margin-top: 1.2rem;
}

.studio-inline-links a {
    color: #fff;
    font-weight: 800;
    text-underline-offset: 4px;
}

.studio-inline-links .studio-button--secondary,
.studio-inline-links .studio-button--quiet {
    color: var(--studio-navy);
    text-decoration: none;
}

.studio-learning__header {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.studio-learning__header h1 {
    font-size: clamp(1.55rem, 4vw, 2.25rem);
}

.studio-learning__goal {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.55rem;
    margin: 0.75rem 0 0;
    max-width: 38rem;
    color: var(--studio-muted);
    font-size: 0.98rem;
    font-weight: 700;
    line-height: 1.55;
}

.studio-learning__goal span {
    flex: 0 0 auto;
    color: var(--studio-blue);
    font-weight: 900;
}

.studio-learning-progress {
    display: grid;
    flex: 0 0 132px;
    gap: 0.45rem;
    margin-top: 0.25rem;
}

.studio-learning-progress span {
    color: var(--studio-navy);
    font-size: 0.84rem;
    font-weight: 850;
    text-align: right;
}

.studio-learning-progress progress {
    width: 100%;
    height: 8px;
    overflow: hidden;
    border: 0;
    border-radius: 999px;
    background: #dce9f2;
}

.studio-learning-progress progress::-webkit-progress-bar {
    border-radius: 999px;
    background: #dce9f2;
}

.studio-learning-progress progress::-webkit-progress-value {
    border-radius: 999px;
    background: var(--studio-blue);
}

.studio-learning-progress progress::-moz-progress-bar {
    border-radius: 999px;
    background: var(--studio-blue);
}

.studio-progress-pill {
    flex: 0 0 auto;
    margin-top: 0.25rem;
    padding: 0.5rem 0.75rem;
    border-radius: 999px;
    color: var(--studio-navy);
    background: var(--studio-sky);
    font-size: 0.84rem;
    font-weight: 850;
}

.studio-action-panel,
.studio-panel {
    padding: clamp(1.25rem, 4vw, 2rem);
    border: 1px solid var(--studio-border);
    border-radius: 24px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-action-panel {
    animation: studio-step-in 200ms ease-out both;
}

.studio-action-panel h2 {
    margin: 0.45rem 0 0.8rem;
    color: var(--studio-navy-deep);
    font-size: clamp(1.4rem, 4vw, 1.8rem);
    font-weight: 900;
}

.studio-state--complete {
    color: var(--studio-green);
}

.studio-state--attention {
    color: #9a5d00;
}

.studio-action-lead {
    margin: 0 0 0.8rem;
    font-weight: 800;
    line-height: 1.6;
}

.studio-action-copy {
    padding: 0.9rem 1rem;
    border-left: 3px solid #83c5ec;
    border-radius: 0 12px 12px 0;
    color: var(--studio-muted);
    background: #f5fafd;
    line-height: 1.75;
}

.studio-practice-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.65rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-practice-steps li {
    display: grid;
    min-width: 0;
    gap: 0.5rem;
    align-content: start;
    padding: 0.85rem;
    border: 1px solid #cce5f5;
    border-radius: 14px;
    background: #f5fafd;
}

.studio-practice-steps li > span {
    display: inline-flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #fff;
    background: var(--studio-blue);
    font-size: 0.82rem;
    font-weight: 900;
}

.studio-practice-steps p {
    margin: 0;
    color: var(--studio-navy);
    font-size: 0.92rem;
    font-weight: 750;
    line-height: 1.55;
}

.studio-practice-detail {
    margin-top: 0.8rem;
}

.studio-practice-detail summary {
    color: var(--studio-muted);
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
}

.studio-practice-detail .studio-action-copy {
    margin-top: 0.7rem;
}

.studio-action-examples {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
    margin-top: 1.1rem;
}

.studio-action-example {
    display: flex;
    min-width: 0;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--studio-border);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 26px rgba(18, 52, 91, 0.07);
}

.studio-action-example__media {
    aspect-ratio: 720 / 468;
    overflow: hidden;
    margin: 0;
    border-bottom: 1px solid var(--studio-border);
    background: var(--studio-sky);
}

.studio-action-example__media img,
.studio-action-example__media iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    object-fit: cover;
}

.studio-action-example__media iframe {
    pointer-events: none;
}

.studio-action-example__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.85rem;
}

.studio-action-example__body h3 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1rem;
    line-height: 1.4;
}

.studio-action-example__body .studio-button {
    width: 100%;
    margin-top: auto;
}

.studio-completed-at {
    color: var(--studio-muted);
    font-size: 0.9rem;
}

.studio-tool,
.studio-evidence,
.studio-project-version {
    margin-top: 1.4rem;
    padding-top: 1.35rem;
    border-top: 1px solid var(--studio-border);
}

.studio-tool h3,
.studio-tool .studio-project-version h4,
.studio-evidence h3,
.studio-project-version h3,
.studio-instructor-grid h3,
.studio-emergency h3 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1rem;
    font-weight: 900;
}

.studio-project-version p {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-evidence ul {
    margin: 0.8rem 0 0;
    padding-left: 1.35rem;
    color: var(--studio-muted);
    line-height: 1.7;
}

.studio-source-details {
    margin-top: 1rem;
}

.studio-source-details summary,
.studio-evidence summary {
    color: var(--studio-navy);
    font-weight: 850;
    cursor: pointer;
}

.studio-ai-request {
    max-height: 14rem;
    overflow: auto;
    margin: 0.75rem 0 0;
    padding: 1rem;
    border-radius: 14px;
    color: #dfefff;
    background: var(--studio-navy-deep);
    font-family: inherit;
    font-size: 0.92rem;
    line-height: 1.6;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.studio-tool__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 0.8rem;
}

.studio-practice-flow {
    margin-top: 1.4rem;
    padding-top: 1.35rem;
    border-top: 1px solid var(--studio-border);
}

.studio-practice-flow__progress {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
    margin: 0 0 1.1rem;
    padding: 0;
    list-style: none;
}

.studio-practice-flow__progress li {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.45rem;
    padding: 0.65rem 0.75rem;
    border-radius: 12px;
    color: var(--studio-muted);
    background: #f2f6f9;
    font-size: 0.85rem;
    font-weight: 800;
}

.studio-practice-flow__progress b {
    display: inline-flex;
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--studio-muted);
    background: #fff;
}

.studio-practice-flow__progress li.is-active {
    color: var(--studio-navy);
    background: var(--studio-sky);
}

.studio-practice-flow__progress li.is-active b,
.studio-practice-flow__progress li.is-complete b {
    color: #fff;
    background: var(--studio-blue);
}

.studio-practice-flow__pane {
    scroll-margin-top: calc(var(--main-nav-height, 0px) + 1rem);
}

.studio-practice-flow__pane[hidden],
[data-studio-practice-final][hidden],
[data-studio-after-copy][hidden],
[data-studio-after-launch][hidden] {
    display: none !important;
}

.studio-practice-flow__pane h3 {
    margin: 0.35rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.15rem, 3vw, 1.4rem);
    font-weight: 900;
}

.studio-practice-flow__lead {
    margin: 0.65rem 0 0;
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-practice-flow__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1rem;
}

.studio-practice-flow__actions--split {
    justify-content: space-between;
}

.studio-practice-flow__resource {
    margin-top: 1rem;
    padding: 1rem;
    border: 1px solid #cce5f5;
    border-radius: 14px;
    background: #f8fcff;
}

.studio-practice-flow__resource > strong {
    display: block;
    color: var(--studio-navy-deep);
}

.studio-practice-flow__secondary {
    margin-top: 0.8rem;
}

.studio-practice-flow__secondary summary {
    color: var(--studio-muted);
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
}

.studio-example-card__media iframe {
    display: block;
    width: 100%;
    height: 250px;
    border: 0;
    background: #fff;
    pointer-events: none;
}

.studio-copy-status,
.studio-help-status {
    margin: 0.6rem 0 0;
    color: var(--studio-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.studio-tool-return {
    margin: 0.8rem 0 0;
    padding: 0.75rem 0.85rem;
    border-radius: 12px;
    color: var(--studio-muted);
    background: #f5fafd;
    font-size: 0.9rem;
    line-height: 1.55;
}

.studio-tool-return strong {
    color: var(--studio-blue);
}

.studio-evidence summary,
.studio-completed-list summary {
    color: var(--studio-navy);
    font-weight: 850;
    cursor: pointer;
}

.studio-evidence > div {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-evidence p {
    margin: 0.75rem 0 0;
}

.studio-learning__rail {
    display: grid;
    grid-template-columns: minmax(72px, auto) minmax(110px, auto) minmax(0, 1fr);
    gap: 0.75rem;
    align-items: center;
    margin-top: 1rem;
}

.studio-learning__rail > form {
    margin: 0;
}

.studio-learning__rail > form:last-child .studio-button {
    width: 100%;
}

.studio-learning__rail > form:last-child,
.studio-learning__rail > .studio-button:last-child {
    width: min(100%, 480px);
    justify-self: end;
}

.studio-rail-link {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 12px;
    padding: 0.65rem 0.8rem;
    color: var(--studio-navy);
    background: transparent;
    font: inherit;
    font-weight: 800;
    white-space: nowrap;
    cursor: pointer;
}

.studio-rail-link--waiting {
    color: #8a5b00;
    background: #fff8df;
}

.studio-rail-link--disabled {
    color: #8a98a6;
    cursor: not-allowed;
}

.studio-help-status {
    text-align: center;
}

.studio-next {
    display: flex;
    gap: 0.7rem;
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    color: var(--studio-muted);
    background: #eef3f6;
}

.studio-next span {
    flex: 0 0 auto;
    font-size: 0.84rem;
    font-weight: 850;
}

.studio-next strong {
    color: #52616f;
    font-size: 0.9rem;
}

.studio-completed-list {
    margin-top: 1rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    background: #fff;
}

.studio-completed-list ol {
    margin: 0.8rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-completed-list li + li {
    border-top: 1px solid #edf3f7;
}

.studio-completed-list a {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--studio-navy);
    font-weight: 750;
    text-decoration: none;
}

.studio-completed-list a span {
    flex: 0 0 auto;
    color: var(--studio-muted);
    font-size: 0.82rem;
}

.studio-mobile-notice {
    display: none;
}

.studio-mobile-support {
    display: none;
}

.studio-finish {
    text-align: center;
}

.studio-finish p {
    margin: 1rem auto 1.5rem;
    max-width: 38rem;
    color: var(--studio-muted);
    line-height: 1.65;
}

.studio-finish > .studio-back-link {
    display: block;
    margin-bottom: 0.75rem;
    text-align: left;
}

.studio-finish .studio-action-panel > .studio-eyebrow {
    display: flex;
    justify-content: center;
    min-height: 0;
    margin-bottom: 0.5rem;
    color: var(--studio-muted);
}

.studio-readiness-tools {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin: -0.5rem auto 1.5rem;
    padding: 0;
    list-style: none;
}

.studio-finish .studio-action-panel > h1 + form,
.studio-finish .studio-action-panel > h1 + .studio-button {
    margin-top: 1.5rem;
}

.studio-readiness-tools li {
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--studio-border);
    border-radius: 999px;
    background: var(--studio-sky);
    color: var(--studio-navy);
    font-size: 0.9rem;
    font-weight: 800;
}

.studio-report-lessons {
    margin: 1rem auto 1.5rem;
    max-width: 34rem;
    text-align: left;
}

.studio-report-lessons li {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
}

.studio-page-header {
    display: flex;
    gap: 1.5rem;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.studio-page-header--stacked {
    display: block;
}

.studio-page-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
}

.studio-example-grid,
.studio-project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.studio-example-card,
.studio-project-card {
    display: flex;
    min-width: 0;
    min-height: 220px;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.4rem;
    border: 1px solid var(--studio-border);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 10px 30px rgba(18, 52, 91, 0.05);
}

.studio-example-card {
    min-height: 390px;
    overflow: hidden;
    padding: 0;
}

.studio-example-card__media {
    overflow: hidden;
    margin: 0;
    border-bottom: 1px solid var(--studio-border);
    background: var(--studio-sky);
}

.studio-example-card__media img {
    display: block;
    width: 100%;
    aspect-ratio: 720 / 468;
    object-fit: cover;
    object-position: top center;
}

.studio-example-card__body {
    padding: 1.1rem 1.2rem 0;
}

.studio-example-card h2,
.studio-project-card h2 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1.2rem;
    font-weight: 900;
}

.studio-example-card p,
.studio-project-card p {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-example-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    padding: 1rem 1.2rem 1.2rem;
}

.studio-preview__header {
    display: flex;
    gap: 1.5rem;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.studio-preview__header h1 {
    margin: 0.4rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 900;
}

.studio-preview__header p {
    color: var(--studio-muted);
}

.studio-back-link {
    color: var(--studio-blue);
    font-weight: 850;
    text-decoration: none;
}

.studio-preview__frame {
    min-height: 650px;
    overflow: hidden;
    border: 1px solid var(--studio-border);
    border-radius: 22px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-preview__frame iframe {
    display: block;
    width: 100%;
    min-height: 650px;
    border: 0;
}

.studio-project-card__meta,
.studio-project-card__creator {
    display: block;
    color: var(--studio-blue);
    font-size: 0.84rem;
    font-weight: 850;
}

.studio-project-card__creator {
    margin-top: 1rem;
    color: var(--studio-muted);
}

.studio-empty {
    margin: 2rem auto;
    text-align: center;
}

.studio-empty h1,
.studio-empty h2 {
    margin: 0.5rem 0;
    color: var(--studio-navy-deep);
    font-weight: 900;
}

.studio-empty p {
    margin: 0.8rem auto 1.4rem;
    max-width: 38rem;
    color: var(--studio-muted);
    line-height: 1.65;
}

.studio-instructor__header {
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--studio-navy);
}

.studio-instructor__header h1 {
    max-width: 820px;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.18;
}

.studio-instructor__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    justify-content: flex-end;
}

.studio-instructor__actions form {
    margin: 0;
}

.studio-instructor-tools {
    position: relative;
}

.studio-instructor-tools > summary {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    padding: 0.72rem 1.15rem;
    color: var(--studio-navy);
    background: #fff;
    font-weight: 850;
    line-height: 1.25;
    list-style: none;
    cursor: pointer;
}

.studio-instructor-tools > summary::-webkit-details-marker {
    display: none;
}

.studio-instructor-tools > div {
    position: absolute;
    z-index: 20;
    top: calc(100% + 0.45rem);
    right: 0;
    display: grid;
    width: 180px;
    overflow: hidden;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-instructor-tools a,
.studio-instructor-tools button {
    min-height: 44px;
    border: 0;
    padding: 0.7rem 0.9rem;
    color: var(--studio-navy);
    background: #fff;
    font: inherit;
    font-weight: 800;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.studio-instructor-tools a:hover,
.studio-instructor-tools button:hover {
    background: var(--studio-sky);
}

.studio-lesson-jump {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.studio-lesson-jump a {
    display: inline-flex;
    min-height: 40px;
    align-items: center;
    border: 1px solid var(--studio-border);
    border-radius: 12px;
    padding: 0.45rem 0.7rem;
    color: var(--studio-navy);
    background: #fff;
    font-size: 0.88rem;
    font-weight: 850;
    text-decoration: none;
}

.studio-instructor-lesson {
    margin-top: 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 10px 30px rgba(18, 52, 91, 0.04);
    scroll-margin-top: calc(var(--main-nav-height, 0px) + 1rem);
    break-inside: avoid;
}

.studio-instructor-lesson__summary {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
    padding: 1.25rem;
    cursor: pointer;
    list-style: none;
}

.studio-instructor-lesson__summary::-webkit-details-marker {
    display: none;
}

.studio-instructor-lesson__summary > span {
    color: var(--studio-blue);
    font-size: 0.85rem;
    font-weight: 850;
    white-space: nowrap;
}

.studio-instructor-lesson__summary h2 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1.35rem;
    font-weight: 900;
}

.studio-instructor-lesson__summary p {
    margin: 0.3rem 0 0;
    color: var(--studio-muted);
    line-height: 1.45;
}

.studio-instructor-lesson__summary > strong {
    color: var(--studio-blue);
    font-size: 0.86rem;
}

.studio-instructor-lesson[open] .studio-instructor-lesson__summary {
    border-bottom: 1px solid var(--studio-border);
    background: #f9fcfe;
}

.studio-instructor-lesson[open] .studio-instructor-lesson__summary > strong {
    font-size: 0;
}

.studio-instructor-lesson[open] .studio-instructor-lesson__summary > strong::after {
    content: "접기";
    font-size: 0.86rem;
}

.studio-instructor-lesson__body {
    padding: 1.5rem;
    animation: studio-step-in 180ms ease-out both;
}

.studio-instructor-lesson__body > header p {
    margin: 0;
    color: var(--studio-muted);
    line-height: 1.55;
}

.studio-lesson-rhythm {
    display: flex;
    gap: 3px;
    margin-top: 1rem;
}

.studio-lesson-rhythm span {
    display: grid;
    min-width: 0;
    min-height: 40px;
    flex: var(--studio-action-weight, 1) 1 0;
    place-items: center;
    border-radius: 8px;
    padding-inline: 0.4rem;
    color: var(--studio-navy);
    background: var(--studio-sky);
    font-size: 0.76rem;
    font-weight: 850;
    text-align: center;
    word-break: keep-all;
}

.studio-projector-link {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--studio-blue);
    font-weight: 850;
}

.studio-instructor-resources {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    align-items: center;
    margin-top: 1rem;
    padding: 0.8rem;
    border-radius: 12px;
    background: var(--studio-sky);
}

.studio-instructor-resources strong {
    color: var(--studio-navy-deep);
}

.studio-instructor-resources a,
.studio-instructor-resources span {
    color: var(--studio-blue);
    font-size: 0.9rem;
    font-weight: 800;
}

.studio-instructor-checklist {
    flex: 1 1 100%;
    color: var(--studio-text);
}

.studio-instructor-checklist h3 {
    margin: 0.5rem 0;
}

.studio-instructor-checklist ol {
    display: grid;
    gap: 0.35rem;
    margin: 0;
    padding-left: 1.4rem;
}

.studio-print-only {
    display: none;
}

.studio-run-sheet {
    margin-top: 1.4rem;
    border-top: 1px solid var(--studio-border);
}

.studio-run-step {
    display: grid;
    grid-template-columns: 4rem 1fr;
    gap: 1rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--studio-border);
}

.studio-run-step__time {
    color: var(--studio-navy);
    font-weight: 900;
}

.studio-run-step h3 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1.05rem;
    font-weight: 900;
}

.studio-run-step p {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-run-step blockquote {
    margin: 0.8rem 0;
    padding: 0.85rem 1rem;
    border-left: 4px solid var(--studio-blue);
    color: var(--studio-navy-deep);
    background: var(--studio-sky);
    font-weight: 720;
    line-height: 1.6;
}

.studio-verification {
    padding: 0.7rem 0.8rem;
    border-radius: 10px;
    color: #765100;
    background: #fff8df;
    font-size: 0.86rem;
}

.studio-instructor-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.2rem;
}

.studio-instructor-extra {
    margin-top: 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 16px;
    background: #f5f9fc;
}

.studio-instructor-extra > summary {
    padding: 0.85rem 1rem;
    color: var(--studio-navy);
    font-weight: 850;
    list-style-position: inside;
    cursor: pointer;
}

.studio-instructor-extra > .studio-instructor-grid {
    margin: 0;
    padding: 0 1rem 1rem;
}

.studio-instructor-grid section,
.studio-emergency {
    padding: 1rem;
    border-radius: 16px;
    background: #f5f9fc;
}

.studio-instructor-grid ol,
.studio-instructor-grid ul {
    padding-left: 1.2rem;
    color: var(--studio-muted);
    line-height: 1.65;
}

.studio-instructor-grid li span {
    display: block;
}

.studio-instructor-grid p,
.studio-emergency p {
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-emergency {
    margin-top: 1rem;
    border: 1px solid #f0db9b;
    background: #fffaf0;
}

.studio-emergency > p,
.studio-emergency > ol {
    margin-right: 1rem;
    margin-left: 1rem;
}

.studio-projector {
    min-height: 100vh;
    padding: clamp(2rem, 5vw, 5rem);
    color: #fff;
    background: var(--studio-navy-deep);
}

.studio-projector > header {
    display: flex;
    justify-content: space-between;
    color: #b8d9ef;
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 850;
}

.studio-projector > section {
    display: flex;
    min-height: 66vh;
    flex-direction: column;
    justify-content: center;
}

.studio-projector > section > p {
    margin: 0;
    color: #9bcbe9;
    font-weight: 850;
}

.studio-projector h1 {
    max-width: 1100px;
    margin: 0.5rem 0 2.5rem;
    font-size: clamp(2.4rem, 6vw, 5.5rem);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -0.04em;
}

.studio-projector__instruction {
    max-width: 1000px;
    padding: clamp(1.4rem, 3vw, 2.5rem);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.08);
}

.studio-projector__instruction span {
    color: #9bcbe9;
    font-weight: 850;
}

.studio-projector__instruction h2 {
    margin: 0.35rem 0;
    font-size: clamp(1.8rem, 4vw, 3.4rem);
    font-weight: 900;
}

.studio-projector__instruction p {
    margin: 0.5rem 0 0;
    color: #e4f1f9;
    font-size: clamp(1.1rem, 2.2vw, 1.6rem);
    line-height: 1.5;
}

.studio-projector__steps {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.studio-projector__steps a {
    padding: 0.55rem 0.8rem;
    border-radius: 10px;
    color: #b8d9ef;
    background: rgba(255, 255, 255, 0.08);
    font-weight: 800;
    text-decoration: none;
}

.studio-projector__steps a[aria-current="step"] {
    color: var(--studio-navy-deep);
    background: #fff;
}

.studio-project-flow {
    width: min(100%, 820px);
    margin: 0 auto;
    animation: studio-step-in 200ms ease-out both;
}

.studio-project-flow h1,
.studio-project-step-head h1 {
    margin: 0.5rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.65rem, 4vw, 2.35rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.035em;
}

.studio-project-helper,
.studio-project-step-head p {
    margin: 0.75rem 0 0;
    color: var(--studio-muted);
    line-height: 1.65;
}

.studio-choice-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 1.5rem;
}

.studio-choice-button {
    display: grid;
    min-height: 80px;
    place-items: center;
    border: 1px solid #9ccceb;
    border-radius: 18px;
    padding: 1rem;
    color: var(--studio-navy);
    background: var(--studio-sky);
    font-weight: 900;
    text-align: center;
    text-decoration: none;
    word-break: keep-all;
}

.studio-choice-button:hover {
    border-color: var(--studio-blue);
    background: var(--studio-sky-strong);
}

.studio-choice-button:focus-visible,
.studio-project-form input:focus-visible,
.studio-project-form textarea:focus-visible,
.studio-project-form select:focus-visible,
.studio-project-edit a:focus-visible {
    outline: 3px solid #ffc857;
    outline-offset: 3px;
}

.studio-project-form {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.studio-field {
    display: grid;
    gap: 0.45rem;
}

.studio-field label {
    color: var(--studio-navy-deep);
    font-weight: 850;
}

.studio-field input,
.studio-field textarea,
.studio-field select {
    width: 100%;
    max-width: 100%;
    border: 1px solid #b8cbd8;
    border-radius: 13px;
    padding: 0.78rem 0.9rem;
    color: var(--studio-text);
    background: #fff;
    font: inherit;
    line-height: 1.5;
}

.studio-field textarea {
    min-height: 18rem;
    resize: vertical;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.88rem;
}

.studio-file-field {
    padding: 1.25rem;
    border: 1px dashed #9ccceb;
    border-radius: 16px;
    background: var(--studio-sky);
}

.studio-field-error,
.studio-form-error {
    margin: 0;
    color: #a33131;
    font-size: 0.92rem;
    font-weight: 750;
    line-height: 1.5;
}

.studio-form-error {
    padding: 0.85rem 1rem;
    border: 1px solid #efb0b0;
    border-radius: 13px;
    background: #fff3f3;
}

.studio-safety-recovery {
    display: grid;
    gap: 0.9rem;
    padding: 1rem;
    border: 1px solid #eab55f;
    border-radius: 16px;
    background: #fff9e9;
}

.studio-safety-recovery h2,
.studio-safety-recovery p {
    margin: 0;
}

.studio-safety-recovery ul {
    display: grid;
    gap: 0.65rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.studio-safety-recovery li {
    display: grid;
    gap: 0.35rem;
}

.studio-safety-recovery code {
    overflow-wrap: anywhere;
    color: #6e4400;
    font-size: 0.84rem;
}

.studio-safety-recovery__action {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.8rem;
    border-top: 1px solid #f0d496;
}

.studio-safety-recovery__action div {
    display: grid;
    gap: 0.2rem;
}

.studio-safety-recovery__action span {
    color: #755f37;
    font-size: 0.9rem;
}

.studio-safety-recovery details {
    color: #5f5136;
}

.studio-safety-recovery pre {
    overflow: auto;
    margin: 0.7rem 0 0;
    padding: 0.75rem;
    border-radius: 10px;
    white-space: pre-wrap;
    color: var(--studio-navy);
    background: #fff;
    font: inherit;
    line-height: 1.55;
}

.studio-project-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 0.5rem;
}

.studio-project-actions .studio-button {
    min-width: 140px;
}

.studio-check-list {
    display: grid;
    gap: 0.65rem;
    margin: 0;
    border: 0;
    padding: 0;
}

.studio-check-list + .studio-check-list {
    margin-top: 0.8rem;
}

.studio-check-list legend {
    margin-bottom: 0.6rem;
    color: var(--studio-navy-deep);
    font-size: 1rem;
    font-weight: 900;
}

.studio-check {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 0.7rem;
    align-items: start;
    padding: 0.95rem 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    background: #f9fcfe;
    font-weight: 750;
    line-height: 1.5;
    cursor: pointer;
}

.studio-check input {
    width: 20px;
    height: 20px;
    margin: 0.12rem 0 0;
    accent-color: var(--studio-navy);
}

.studio-project-preview {
    width: min(100%, 1120px);
    margin: 0 auto;
}

.studio-project-step-head {
    width: min(100%, 820px);
    margin: 0 auto 1rem;
}

.studio-runtime-frame-wrap {
    overflow: hidden;
    min-height: 650px;
    border: 1px solid var(--studio-border);
    border-radius: 22px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-runtime-frame {
    display: block;
    width: 100%;
    min-height: 650px;
    border: 0;
    background: #fff;
}

.studio-project-single-action {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    width: min(100%, 820px);
    margin: 1rem auto 0;
}

.studio-project-single-action .studio-public-confirm {
    flex: 1 1 100%;
}

.studio-project-primary {
    margin-top: 1.25rem;
}

.studio-project-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
    margin: 1.5rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-project-steps li {
    display: grid;
    gap: 0.25rem;
    justify-items: center;
    min-width: 0;
    padding: 0.8rem 0.4rem;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    color: var(--studio-muted);
    background: #f8fbfd;
    text-align: center;
}

.studio-project-steps li > span {
    display: grid;
    width: 28px;
    height: 28px;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: #9badba;
    font-size: 0.8rem;
    font-weight: 900;
}

.studio-project-steps strong {
    color: var(--studio-text);
    font-weight: 850;
}

.studio-project-steps small {
    font-size: 0.76rem;
}

.studio-project-steps li.is-complete {
    border-color: #a8dcc4;
    color: var(--studio-green);
    background: var(--studio-green-bg);
}

.studio-project-steps li.is-complete > span {
    background: var(--studio-green);
}

.studio-project-next {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
    margin-top: 1.25rem;
    border: 1px solid #a8cfe8;
    border-radius: 16px;
    padding: 1rem;
    background: var(--studio-sky);
}

.studio-project-next > span {
    color: var(--studio-blue);
    font-size: 0.86rem;
    font-weight: 900;
}

.studio-project-next form {
    margin: 0;
}

.studio-project-edit {
    margin-top: 1.4rem;
    color: var(--studio-muted);
}

.studio-project-edit summary {
    cursor: pointer;
    font-weight: 800;
}

.studio-project-edit div {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 0.7rem;
}

.studio-project-edit a {
    color: var(--studio-navy);
    font-weight: 800;
    text-underline-offset: 3px;
}

.studio-public-result,
.studio-source-panel,
.studio-checklist-sheet,
.studio-version-card {
    margin-top: 1.25rem;
    border: 1px solid var(--studio-border);
    border-radius: 16px;
    padding: 1rem;
    background: #f9fcfe;
}

.studio-public-result h2,
.studio-source-panel h2,
.studio-checklist-sheet h2 {
    margin: 0;
    color: var(--studio-navy-deep);
    font-size: 1.15rem;
}

.studio-public-result p,
.studio-checklist-sheet p,
.studio-version-card p {
    color: var(--studio-muted);
    line-height: 1.55;
}

.studio-version-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.studio-source-panel__summary {
    color: var(--studio-navy);
    font-weight: 850;
    cursor: pointer;
}

.studio-source-panel__body {
    margin-top: 1rem;
}

.studio-source-code {
    overflow: auto;
    max-height: 32rem;
    margin: 1rem 0 0;
    border-radius: 12px;
    padding: 1rem;
    color: #d9eefb;
    background: var(--studio-navy-deep);
    font-size: 0.82rem;
    line-height: 1.55;
    white-space: pre;
}

.studio-source-details .studio-source-code {
    margin-top: 0.75rem;
}

.studio-version-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.studio-version-card {
    margin-top: 0;
}

.studio-version-card--current {
    border-color: #83c5ec;
    background: var(--studio-sky);
}

.studio-checklist-page {
    width: min(100%, 900px);
    margin: 0 auto;
}

.studio-checklist-sheet {
    break-inside: avoid;
}

.studio-checklist-sheet ol {
    display: grid;
    gap: 0.6rem;
    margin: 1rem 0 0;
    padding-left: 1.5rem;
}

.studio-checklist-sheet li {
    color: var(--studio-text);
    line-height: 1.5;
}

@keyframes studio-step-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 767px) {
    .studio-shell {
        padding-top: calc(var(--main-nav-height, 0px) + 1.25rem);
        padding-inline: 0.75rem;
        padding-bottom: 3rem;
    }

    .studio-hero {
        padding: 1.35rem;
        border-radius: 22px;
    }

    .studio-course-hero__main {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

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

    .studio-course-preview > iframe {
        height: 300px;
    }

    .studio-course-hero h1 {
        font-size: clamp(2rem, 10.5vw, 2.65rem);
    }

    .studio-course-hero .studio-hero__summary {
        font-size: 1rem;
    }

    .studio-course-hero .studio-hero__action {
        margin-top: 1.25rem;
    }

    .studio-course-preview {
        transform: none;
    }

    .studio-course-journey {
        grid-template-columns: 1fr;
        gap: 0.65rem;
    }

    .studio-course-phase {
        display: grid;
        grid-template-columns: 108px minmax(0, 1fr);
        align-items: stretch;
        border-radius: 18px;
    }

    .studio-course-phase img {
        height: 100%;
        min-height: 122px;
        aspect-ratio: auto;
    }

    .studio-course-phase > div {
        padding: 0.8rem;
    }

    .studio-course-phase h3 {
        font-size: 0.96rem;
    }

    .studio-course-phase p {
        font-size: 0.82rem;
        line-height: 1.45;
    }

    .studio-preview-panel__action {
        width: 100%;
    }

    .studio-course-prepare {
        margin-top: 1.25rem;
    }

    .studio-facts div {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .studio-learning__header,
    .studio-page-header,
    .studio-preview__header {
        flex-direction: column;
        align-items: stretch;
    }

    .studio-learning__header h1 {
        max-width: 100%;
    }

    .studio-learning-progress {
        width: 100%;
        flex-basis: auto;
    }

    .studio-learning-progress span {
        text-align: left;
    }

    .studio-progress-pill {
        align-self: flex-start;
    }

    .studio-practice-steps {
        grid-template-columns: 1fr;
    }

    .studio-mobile-notice {
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
        margin: 1rem 0;
        padding: 1rem;
        border: 1px solid #f0d187;
        border-radius: 16px;
        color: #6f4d00;
        background: #fff8df;
    }

    .studio-mobile-notice span {
        font-size: 0.9rem;
        line-height: 1.45;
    }

    .studio-desktop-practice {
        display: none;
    }

    .studio-mobile-support {
        display: grid;
        gap: 0.65rem;
        margin: 0 0 1rem;
        padding: 0.9rem;
        border: 1px solid var(--studio-border);
        border-radius: 16px;
        background: #fff;
    }

    .studio-mobile-support form,
    .studio-mobile-support .studio-button {
        width: 100%;
        margin: 0;
    }

    .studio-mobile-support .studio-help-status {
        text-align: left;
    }

    .studio-example-grid,
    .studio-project-grid,
    .studio-instructor-grid {
        grid-template-columns: 1fr;
    }

    .studio-choice-actions {
        grid-template-columns: 1fr;
    }

    .studio-example-card,
    .studio-project-card {
        min-height: auto;
    }

    .studio-preview__frame,
    .studio-preview__frame iframe {
        min-height: 560px;
    }

    .studio-run-step {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .studio-button {
        width: 100%;
        white-space: normal;
        word-break: keep-all;
    }

    .studio-inline-links {
        flex-direction: column;
    }

    .studio-project-actions {
        align-items: stretch;
        flex-direction: column-reverse;
    }

    .studio-project-single-action {
        display: block;
    }

    .studio-project-single-action.studio-desktop-practice {
        display: none;
    }

    .studio-project-steps {
        grid-template-columns: repeat(4, minmax(64px, 1fr));
        gap: 0.35rem;
        overflow-x: auto;
        padding-bottom: 0.25rem;
    }

    .studio-project-steps li {
        padding: 0.7rem 0.25rem;
    }

    .studio-project-next {
        grid-template-columns: 1fr;
    }

    .studio-instructor__actions {
        width: 100%;
    }

    .studio-instructor__actions form,
    .studio-instructor-tools,
    .studio-instructor-tools > summary {
        width: 100%;
    }

    .studio-instructor-tools > summary {
        justify-content: center;
    }

    .studio-instructor-tools > div {
        position: static;
        width: 100%;
        margin-top: 0.45rem;
        box-shadow: none;
    }

    .studio-lesson-jump {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }

    .studio-lesson-jump a {
        justify-content: center;
        padding-inline: 0.25rem;
    }

    .studio-instructor-lesson__summary {
        grid-template-columns: 1fr;
        gap: 0.45rem;
        padding: 1rem;
    }

    .studio-instructor-lesson__summary > span,
    .studio-instructor-lesson__summary > div,
    .studio-instructor-lesson__summary > strong {
        grid-column: 1;
    }

    .studio-instructor-lesson__summary > strong {
        justify-self: start;
    }

    .studio-instructor-lesson__summary h2 {
        font-size: 1.15rem;
        text-align: left;
    }

    .studio-instructor-lesson__body {
        padding: 1rem;
    }

    .studio-lesson-rhythm {
        flex-direction: column;
        gap: 0.4rem;
    }

    .studio-lesson-rhythm span {
        min-height: 36px;
        flex: 0 0 auto;
        justify-content: start;
        padding-inline: 0.7rem;
    }

    .studio-version-card {
        align-items: stretch;
        flex-direction: column;
    }

    .studio-runtime-frame-wrap,
    .studio-runtime-frame {
        min-height: 560px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .studio-action-panel,
    .studio-project-flow {
        animation-duration: 1ms;
        transform: none;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 1ms !important;
    }
}

@media print {
    .studio-no-print,
    header nav,
    footer {
        display: none !important;
    }

    .studio-shell {
        padding: 0;
        background: #fff;
    }

    .studio-instructor {
        width: 100%;
    }

    .studio-print-only {
        display: inline;
    }

    .studio-instructor-lesson {
        margin: 0;
        padding: 0;
        border: 0;
        border-radius: 0;
        box-shadow: none;
        break-before: page;
    }

    .studio-instructor-lesson:first-of-type {
        break-before: auto;
    }

    .studio-instructor-lesson__summary {
        padding: 0 0 1rem;
    }

    .studio-instructor-lesson__body {
        display: block !important;
        padding: 0;
    }

    .studio-instructor-extra {
        border: 0;
        background: #fff;
    }

    .studio-instructor-extra > summary {
        display: none;
    }

    .studio-instructor-extra > .studio-instructor-grid {
        padding: 0;
    }

    .studio-run-step,
    .studio-instructor-grid section,
    .studio-emergency {
        break-inside: avoid;
    }
}

.studio-edit-home,
.studio-edit-form {
    width: min(100%, 920px);
    margin: 0 auto;
}

.studio-edit-primary-choice {
    display: grid;
    width: min(100%, 480px);
    gap: 0.35rem;
    margin: 1.5rem 0 2rem;
    padding: 1.1rem;
    border: 1px solid var(--studio-border);
    border-radius: 18px;
    color: inherit;
    background: #fff;
    text-decoration: none;
}

.studio-edit-primary-choice span {
    color: var(--studio-muted);
    font-size: 0.86rem;
    font-weight: 750;
}

.studio-edit-list article,
.studio-edit-list--compact > a {
    border: 1px solid var(--studio-border);
    border-radius: 18px;
    color: inherit;
    background: #fff;
    text-decoration: none;
}

.studio-edit-list article header span {
    color: var(--studio-muted);
    font-size: 0.86rem;
    font-weight: 750;
}

.studio-edit-section {
    margin-top: 2rem;
}

.studio-edit-section__header,
.studio-edit-list article header,
.studio-edit-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.studio-edit-section__header h2,
.studio-edit-list article h3 {
    margin: 0.25rem 0 0;
}

.studio-edit-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 1rem;
}

.studio-edit-list article {
    padding: 1rem;
}

.studio-edit-list--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.studio-edit-list--compact > a {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
}

.studio-edit-panel {
    --service-settings-panel-max-width: 47.5rem;
    display: grid;
    gap: 1rem;
    max-width: 760px;
    margin-top: 1.5rem;
    padding: clamp(1rem, 3vw, 1.5rem);
    border: 1px solid var(--studio-border);
    border-radius: 20px;
    background: #fff;
}

.studio-edit-panel > .service-desktop-action {
    justify-self: start;
}

.studio-material-kind-choices {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.studio-material-kind-choices .studio-button {
    min-height: 3rem;
    justify-content: flex-start;
    text-align: left;
}

.studio-edit-field {
    display: grid;
    gap: 0.45rem;
}

.studio-edit-field > label {
    font-weight: 800;
}

.studio-edit-field input:not([type="checkbox"]),
.studio-edit-field select,
.studio-edit-field textarea {
    width: 100%;
    padding: 0.75rem 0.85rem;
    border: 1px solid #bacbd8;
    border-radius: 12px;
    color: var(--studio-text);
    background: #fff;
    font: inherit;
}

.studio-edit-field input[type="checkbox"] {
    width: 1.15rem;
    height: 1.15rem;
}

.studio-edit-field--error input:not([type="checkbox"]),
.studio-edit-field--error select,
.studio-edit-field--error textarea {
    border-color: #a12622;
    box-shadow: 0 0 0 2px rgba(161, 38, 34, 0.1);
}

.studio-edit-field small {
    color: var(--studio-muted);
}

.studio-form-errors {
    color: #a12622;
    font-weight: 700;
}

.studio-edit-footer {
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--studio-border);
}

.studio-edit-empty {
    display: grid;
    gap: 0.35rem;
    padding: 1rem;
    border: 1px dashed var(--studio-border);
    border-radius: 16px;
    color: var(--studio-muted);
}

.studio-edit-empty strong {
    color: var(--studio-navy-deep);
}

.studio-edit-secondary-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--studio-blue);
    font-weight: 850;
    text-underline-offset: 3px;
}

.studio-edit-manage-section,
.studio-edit-blocked,
.studio-edit-delete-card {
    margin-top: 1.25rem;
    padding: 1.25rem;
    border: 1px solid var(--studio-border);
    border-radius: 20px;
    background: #fff;
}

.studio-edit-manage-section > h2,
.studio-edit-blocked h1,
.studio-edit-blocked h2 {
    margin-top: 0.35rem;
}

.studio-edit-manage-section:first-of-type {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.studio-edit-inline-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
}

.studio-edit-inline-actions form {
    margin: 0;
}

.studio-edit-inline-actions a,
.studio-edit-inline-actions button,
.studio-edit-manage-footer a,
.studio-edit-manage-footer button {
    padding: 0.45rem 0.65rem;
    border: 0;
    border-radius: 10px;
    color: var(--studio-navy);
    background: var(--studio-sky);
    font: inherit;
    font-size: 0.86rem;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.studio-edit-inline-actions button:disabled {
    opacity: 0.38;
    cursor: default;
}

.studio-edit-action-list {
    display: grid;
    gap: 0.65rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-edit-action-list > li {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
}

.studio-edit-action-list > li > div:first-child {
    display: grid;
    min-width: 0;
    gap: 0.25rem;
}

.studio-edit-action-list > li > div:first-child span {
    color: var(--studio-muted);
    font-size: 0.82rem;
    font-weight: 750;
}

.studio-edit-action-list .studio-action-concept {
    width: fit-content;
    border-radius: 999px;
    background: #ecfeff;
    padding: 0.28rem 0.55rem;
    color: #0e7490;
    font-weight: 850;
}

.studio-edit-manage-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--studio-border);
}

.studio-edit-manage-footer form {
    margin: 0;
}

.studio-edit-manage-footer .studio-edit-danger-link {
    color: #a12622;
    background: #fff0ef;
}

.studio-edit-inline-actions .studio-edit-danger-link {
    color: #a12622;
    background: #fff0ef;
}

.studio-edit-blocked {
    background: #fffaf0;
}

.studio-edit-blocked ul {
    margin: 0.75rem 0 1rem;
    padding-left: 1.25rem;
    color: var(--studio-muted);
}

.studio-edit-delete-card > p {
    margin-top: 0;
    color: var(--studio-muted);
}

.studio-button--danger {
    color: #fff;
    background: #a12622;
}

@media (max-width: 720px) {
    .studio-material-kind-choices {
        grid-template-columns: 1fr;
    }

    .studio-edit-list--compact {
        grid-template-columns: 1fr;
    }

    .studio-edit-section__header,
    .studio-edit-list article header,
    .studio-edit-footer,
    .studio-edit-manage-section:first-of-type,
    .studio-edit-action-list > li {
        align-items: stretch;
        flex-direction: column;
    }

    .studio-edit-panel > .service-desktop-action {
        justify-self: stretch;
    }

}

/* Result-first daily build experience */
.studio-daily-catalog,
.studio-operations,
.studio-daily-detail,
.studio-daily-workspace,
.studio-daily-entry,
.studio-daily-finish {
    width: min(100%, 960px);
    margin: 0 auto;
}

.studio-daily-catalog__header,
.studio-daily-workspace__header,
.studio-daily-start,
.studio-daily-actions,
.studio-daily-finish__actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.studio-daily-catalog__header {
    margin-bottom: 2rem;
}

.studio-daily-catalog__header h1,
.studio-daily-detail__header h1,
.studio-daily-entry h1,
.studio-daily-finish h1 {
    margin: 0.45rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(2.15rem, 5vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.045em;
}

.studio-daily-catalog__header p,
.studio-daily-detail__header > p,
.studio-daily-entry > p,
.studio-daily-finish > p {
    max-width: 660px;
    margin: 0.9rem 0 0;
    color: var(--studio-muted);
    font-size: 1.08rem;
    line-height: 1.65;
}

.studio-daily-grid,
.studio-operations__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.studio-daily-card,
.studio-operations__card,
.studio-daily-empty,
.studio-daily-entry,
.studio-daily-finish {
    overflow: hidden;
    border: 1px solid #d9d4f3;
    border-radius: 26px;
    background: #fff;
    box-shadow: 0 20px 55px rgba(68, 46, 136, 0.09);
}

.studio-daily-card--featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
}

.studio-daily-card__preview {
    min-height: 520px;
    background: #f4f0ff;
}

.studio-daily-card__preview iframe,
.studio-daily-result iframe,
.studio-daily-task__result iframe,
.studio-daily-finish__result iframe {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 320px;
    border: 0;
    background: #fff;
}

.studio-daily-card__body,
.studio-operations__card,
.studio-daily-empty {
    padding: clamp(1.25rem, 3vw, 2rem);
}

.studio-daily-card__meta,
.studio-daily-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.studio-daily-card__meta span,
.studio-daily-facts li {
    padding: 0.42rem 0.72rem;
    border-radius: 999px;
    color: #5838c5;
    background: #f0ecff;
    font-size: 0.82rem;
    font-weight: 850;
}

.studio-daily-card h2,
.studio-operations__card h2,
.studio-daily-task h2 {
    margin: 0.85rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.45rem, 3vw, 2.2rem);
    line-height: 1.2;
    letter-spacing: -0.035em;
}

.studio-daily-card p,
.studio-operations__card p {
    margin: 0.7rem 0 1.25rem;
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-training-catalog,
.studio-daily-prepare,
.studio-daily-stuck {
    margin-top: 2rem;
    border-top: 1px solid var(--studio-border);
    padding-top: 1rem;
}

.studio-training-catalog > summary,
.studio-daily-prepare > summary,
.studio-daily-stuck > summary {
    cursor: pointer;
    color: var(--studio-navy);
    font-weight: 850;
}

.studio-training-catalog__grid {
    display: grid;
    gap: 0.75rem;
    margin-top: 1rem;
}

.studio-training-catalog__grid > a {
    display: grid;
    gap: 0.25rem;
    padding: 1rem;
    border: 1px solid var(--studio-border);
    border-radius: 14px;
    color: inherit;
    text-decoration: none;
    background: #fff;
}

.studio-training-catalog__grid p {
    margin: 0;
    color: var(--studio-muted);
}

.studio-operations__card {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: space-between;
}

.studio-operations__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-items: center;
}

.studio-operations__actions form {
    margin: 0;
}

.studio-section-tabs {
    display: flex;
    width: min(100%, 720px);
    gap: 0.5rem;
    margin: 1.25rem 0 2rem;
    padding: 0.4rem;
    overflow-x: auto;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.82);
}

.studio-section-tabs a {
    flex: 1 0 max-content;
    min-height: 2.75rem;
    padding: 0.7rem 1rem;
    border-radius: 0.9rem;
    color: #475569;
    font-weight: 800;
    text-align: center;
}

.studio-section-tabs a.is-current {
    background: #111827;
    color: #fff;
}

.studio-operations-section__head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.studio-operations-section__head h2 {
    margin: 0.2rem 0;
    font-size: clamp(1.55rem, 3vw, 2.1rem);
}

.studio-operations-section__head p {
    margin: 0;
    color: var(--studio-muted, #64748b);
}

.studio-library-search {
    display: grid;
    gap: 0.45rem;
    margin: 0 0 1.25rem;
    border: 1px solid rgba(148, 163, 184, 0.26);
    border-radius: 1.15rem;
    background: rgba(255, 255, 255, 0.82);
    padding: 0.9rem;
}

.studio-library-search > label {
    color: var(--studio-navy-deep);
    font-size: 0.9rem;
    font-weight: 850;
}

.studio-library-search > div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    gap: 0.55rem;
}

.studio-library-search input {
    min-width: 0;
    min-height: 44px;
    border: 1px solid #cbd5e1;
    border-radius: 0.85rem;
    background: #fff;
    padding: 0.65rem 0.8rem;
    color: #0f172a;
    font: inherit;
}

.studio-library-search p {
    margin: 0;
    color: var(--studio-muted, #64748b);
    font-size: 0.82rem;
    font-weight: 750;
}

.studio-library-pages {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.studio-library-pages a,
.studio-library-pages span {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid #cbd5e1;
    border-radius: 0.8rem;
    background: #fff;
    padding: 0.6rem 0.85rem;
    color: #334155;
    font-weight: 850;
    text-decoration: none;
}

.studio-operations__create-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.5rem;
    padding: 1rem 1.25rem;
    border: 1px dashed rgba(148, 163, 184, 0.45);
    border-radius: 1.15rem;
    background: rgba(248, 250, 252, 0.75);
    color: #475569;
    font-size: 0.95rem;
    font-weight: 600;
}

.studio-operations__create-actions .studio-inline-links {
    margin-top: 0;
}

@media (max-width: 720px) {
    .studio-operations-section__head {
        align-items: stretch;
        flex-direction: column;
    }

    .studio-operations__actions form,
    .studio-operations__actions form .studio-button {
        width: 100%;
    }

    .studio-operations__create-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.85rem;
    }

    .studio-operations__create-actions .studio-inline-links {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 0;
    }

    .studio-operations__create-actions .studio-inline-links a {
        text-align: center;
    }

    .studio-library-search > div {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .studio-library-search > div > a {
        grid-column: 1 / -1;
        justify-self: start;
    }
}

.studio-daily-detail__header {
    padding: 0.5rem 0 1.5rem;
}

.studio-daily-facts {
    margin-top: 1.15rem;
}

.studio-daily-result {
    overflow: hidden;
    border: 1px solid #c8bdf3;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 26px 70px rgba(69, 44, 145, 0.14);
}

.studio-daily-result__bar {
    display: flex;
    min-height: 46px;
    align-items: center;
    gap: 0.35rem;
    padding: 0 1rem;
    border-bottom: 1px solid #ded8f5;
    background: #f7f4ff;
}

.studio-daily-result__bar > span {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #b7a8ec;
}

.studio-daily-result__bar strong {
    margin-left: auto;
    color: #6147b8;
    font-size: 0.8rem;
}

.studio-daily-result iframe {
    min-height: 560px;
}

.studio-daily-task__result iframe,
.studio-daily-finish__result iframe {
    min-height: 520px;
}

.studio-daily-start {
    margin-top: 1.25rem;
    padding: 1.25rem;
    border-radius: 20px;
    background: #f0ffbf;
}

.studio-daily-start p {
    margin: 0.35rem 0 0;
    color: #4e5c30;
}

.studio-daily-workspace {
    width: min(100%, 820px);
}

.studio-daily-workspace__header {
    margin-bottom: 1rem;
}

.studio-daily-workspace__header progress {
    width: min(220px, 100%);
    height: 12px;
    overflow: hidden;
    border: 0;
    border-radius: 999px;
    appearance: none;
    background: #ddd7f3;
}

.studio-daily-workspace__header progress::-webkit-progress-bar {
    border-radius: 999px;
    background: #ddd7f3;
}

.studio-daily-workspace__header progress::-webkit-progress-value {
    border-radius: 999px;
    background: linear-gradient(90deg, #684be0, #8d71f1);
}

.studio-daily-workspace__header progress::-moz-progress-bar {
    border-radius: 999px;
    background: linear-gradient(90deg, #684be0, #8d71f1);
}

.studio-daily-workspace__header a {
    color: var(--studio-muted);
    font-weight: 750;
}

.studio-daily-workspace__header h1 {
    margin: 0.35rem 0 0;
    color: var(--studio-navy-deep);
    font-size: clamp(1.8rem, 4vw, 2.7rem);
}

.studio-daily-workspace__header p {
    margin: 0.25rem 0 0;
    color: #6b53c5;
    font-weight: 800;
}

.studio-daily-task {
    padding: clamp(1.35rem, 4vw, 2.5rem);
    border: 1px solid #d9d4f3;
    border-radius: 24px;
    background: #fff;
    box-shadow: var(--studio-shadow);
}

.studio-daily-request {
    margin-top: 1.25rem;
    padding: 1rem;
    border-radius: 18px;
    background: #17152a;
    color: #fff;
}

.studio-daily-request > span {
    color: #d8ff70;
    font-size: 0.8rem;
    font-weight: 850;
}

.studio-daily-request pre {
    overflow: auto;
    max-height: 360px;
    margin: 0.75rem 0;
    white-space: pre-wrap;
    color: #f7f5ff;
    font: inherit;
    line-height: 1.65;
}

.studio-daily-request__actions,
.studio-daily-support {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.studio-daily-checks {
    display: grid;
    gap: 0.75rem;
    margin: 1.25rem 0 0;
    padding: 0;
    list-style: none;
}

.studio-daily-checks li {
    padding: 0.9rem 1rem;
    border-left: 4px solid #d8ff70;
    border-radius: 0 12px 12px 0;
    background: #f7f9ee;
}

.studio-daily-task__result,
.studio-daily-finish__result {
    overflow: hidden;
    margin-top: 1.25rem;
    border: 1px solid #d8d2ef;
    border-radius: 18px;
}

.studio-daily-actions {
    margin-top: 1rem;
}

.studio-daily-actions form {
    margin: 0;
}

.studio-daily-entry,
.studio-daily-finish {
    width: min(100%, 760px);
    padding: clamp(1.5rem, 5vw, 3.5rem);
}

.studio-daily-entry__reason {
    margin: 1.5rem 0;
    padding: 1rem 1.15rem;
    border-radius: 16px;
    background: #f4f1ff;
}

.studio-daily-entry__reason p {
    margin: 0.4rem 0 0;
    color: var(--studio-muted);
    line-height: 1.6;
}

.studio-daily-finish {
    text-align: center;
}

.studio-daily-finish__actions {
    justify-content: center;
    margin-top: 1rem;
}

.studio-daily-finish__next {
    display: inline-block;
    margin-top: 1.25rem;
}

@media (max-width: 720px) {
    .studio-daily-catalog__header,
    .studio-daily-start,
    .studio-daily-workspace__header {
        align-items: stretch;
        flex-direction: column;
    }

    .studio-daily-grid,
    .studio-operations__grid,
    .studio-daily-card--featured {
        grid-template-columns: 1fr;
    }

    .studio-daily-card--featured {
        display: grid;
    }

    .studio-daily-card__preview,
    .studio-daily-card__preview iframe {
        min-height: 520px;
    }

    .studio-daily-result iframe {
        min-height: 520px;
    }

    .studio-daily-workspace__header progress {
        width: 100%;
    }

    .studio-daily-actions .studio-button,
    .studio-daily-actions form,
    .studio-daily-actions form .studio-button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .studio-daily-card,
    .studio-daily-result,
    .studio-daily-task {
        scroll-behavior: auto;
        transition: none;
    }
}