:root {
    --bg: #f4f6f8;
    --panel: #fff;
    --ink: #172033;
    --muted: #64748b;
    --line: #d8dee8;
    --accent: #ffd000;
    --action: #111827;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
body > header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border-bottom: 1px solid var(--line);
    background: #0b0f19;
    padding: 0.85rem 1.25rem;
}
body > header a {
    color: #fff;
    text-decoration: none;
    font-weight: 800;
}
body > header nav {
    display: flex;
    gap: 1rem;
}
body > header nav a {
    border-radius: 999px;
    padding: 0.35rem 0.65rem;
}
body > header nav a.is-active {
    background: var(--accent);
    color: #111;
}
body > header form {
    margin-left: auto;
}
button,
.button {
    border: 0;
    border-radius: 0.35rem;
    background: var(--action);
    color: #fff;
    cursor: pointer;
    font: inherit;
    font-weight: 800;
    padding: 0.65rem 0.9rem;
    text-decoration: none;
}
.button--danger {
    background: #b91c1c;
}
main {
    padding: 1.25rem;
}
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}
h1 {
    margin: 0;
    font-size: clamp(2rem, 6vw, 4.5rem);
    line-height: 0.95;
}
.toolbar p {
    color: var(--muted);
    margin: 0.4rem 0 0;
}
.toolbar form {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: flex-end;
}
.stats-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.stats-strip article {
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: var(--panel);
    padding: 1rem;
}
.stats-strip strong {
    display: block;
    font-size: 1.8rem;
    line-height: 1;
}
.stats-strip span {
    color: var(--muted);
}
.notice,
.message {
    border-left: 0.35rem solid var(--accent);
    background: #fff8cc;
    padding: 0.8rem 1rem;
}
.empty-state {
    grid-column: 1 / -1;
    border: 1px dashed var(--line);
    border-radius: 0.5rem;
    color: var(--muted);
    padding: 2rem;
    text-align: center;
}
.validation-summary {
    grid-column: 1 / -1;
    color: #b91c1c;
    font-weight: 700;
}
.studio-filterbar {
    display: grid;
    grid-template-columns: minmax(16rem, 1fr) minmax(12rem, 16rem) minmax(10rem, 14rem);
    gap: 0.75rem;
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: var(--panel);
    margin-bottom: 1rem;
    padding: 1rem;
}
.component-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: 0.75rem;
}
.component-grid h2 {
    grid-column: 1 / -1;
    margin: 1.25rem 0 0;
    border-bottom: 1px solid var(--line);
    padding-bottom: 0.35rem;
}
.component-grid h2 span {
    color: var(--muted);
    font-size: 0.75em;
}
.component-card,
.release-list article,
.token-list article,
.create-form,
.release-form,
.token-form {
    display: grid;
    gap: 0.45rem;
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: var(--panel);
    padding: 1rem;
}
.component-card {
    color: inherit;
    min-height: 9rem;
    text-decoration: none;
}
.component-card strong {
    font-size: 1.2rem;
}
.component-card small,
.release-list small {
    color: var(--muted);
}
.component-card__meta,
.summary-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: auto;
}
.component-card__meta span,
.badge,
.summary-grid span {
    border-radius: 999px;
    background: #eaf0f7;
    color: #26415f;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 0.25rem 0.55rem;
}
.badge--warn {
    background: #fff3bf;
    color: #7a4a00;
}
.editor-shell {
    display: grid;
    grid-template-columns: 20rem minmax(0, 1.25fr) minmax(28rem, 0.9fr);
    gap: 1rem;
    align-items: start;
}
.editor-shell > aside,
.source-editor,
.preview-panel {
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: var(--panel);
    padding: 1rem;
}
.editor-shell > aside {
    position: sticky;
    top: 4.5rem;
}
label {
    display: grid;
    gap: 0.35rem;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
}
input,
textarea,
select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    padding: 0.65rem;
    color: var(--ink);
    font: inherit;
    text-transform: none;
}
textarea {
    min-height: 18rem;
    font-family: "JetBrains Mono", Consolas, monospace;
    font-size: 0.85rem;
    line-height: 1.45;
    resize: vertical;
}
.release-form textarea,
.create-form textarea {
    min-height: 8rem;
}
.source-editor {
    display: grid;
    gap: 1rem;
}
.metadata-form {
    display: grid;
    gap: 0.65rem;
    border-top: 1px solid var(--line);
    margin-top: 1rem;
    padding-top: 1rem;
}
.summary-panel {
    border-top: 1px solid var(--line);
    margin: 1rem 0;
    padding-top: 1rem;
}
.cms-example-editor {
    display: grid;
    gap: 0.75rem;
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: #f8fafc;
    margin: 0.75rem 0;
    padding: 0.85rem;
}
.cms-example-editor header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
}
.cms-example-editor h2 {
    margin: 0;
    font-size: 0.95rem;
}
.cms-example-editor header span {
    color: var(--muted);
    font-size: 0.8rem;
    text-align: right;
}
.cms-example-editor header span[data-error] {
    color: #b91c1c;
}
.cms-editor-tabs {
    display: flex;
    gap: 0.4rem;
}
.cms-editor-tabs button {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    padding: 0.45rem 0.65rem;
}
.cms-editor-tabs button[aria-pressed="true"] {
    border-color: var(--action);
    background: var(--action);
    color: #fff;
}
.cms-editor-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
    color: var(--muted);
    font-size: 0.9rem;
}
.cms-editor-field {
    align-content: start;
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    background: #fff;
    padding: 0.65rem;
}
.cms-editor-field:not(.half-width) {
    grid-column: 1 / -1;
}
.cms-editor-field > span {
    color: var(--ink);
}
.cms-editor-field input[type="checkbox"] {
    justify-self: start;
    width: auto;
}
.cms-editor-field input[type="color"] {
    min-height: 2.6rem;
    padding: 0.2rem;
}
.cms-editor-field small {
    color: var(--muted);
    font-weight: 600;
    line-height: 1.35;
    text-transform: none;
}
.cms-radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.cms-radio-group label {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #f8fafc;
    color: var(--ink);
    padding: 0.35rem 0.55rem;
    text-transform: none;
}
.cms-radio-group input {
    width: auto;
}
.warning-panel {
    border: 1px solid #f5c451;
    border-radius: 0.5rem;
    background: #fff8db;
    color: #6b4300;
    margin-top: 1rem;
    padding: 0.85rem;
}
.warning-panel h2 {
    margin: 0 0 0.5rem;
    font-size: 0.95rem;
}
.warning-panel ul {
    margin: 0;
    padding-left: 1.1rem;
}
.summary-panel h2,
.preview-panel h2 {
    margin: 0 0 0.75rem;
    font-size: 1rem;
}
.summary-panel p {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin: 0.75rem 0 0;
}
.preview-panel iframe {
    width: 100%;
    min-height: 35rem;
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    background: #fff;
}
.preview-panel > header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.preview-note {
    color: var(--muted);
    font-size: 0.85rem;
    margin-left: auto;
}
.revision-list {
    display: grid;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}
.revision-list li {
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    padding: 0.65rem;
}
.revision-list li.is-current {
    border-color: var(--accent);
    background: #fffbea;
}
.revision-list a {
    color: inherit;
    text-decoration: none;
}
.revision-list span,
.revision-list small {
    color: var(--muted);
    margin-left: 0.4rem;
}
.revision-list p {
    margin: 0.4rem 0 0;
}
.playground-shell {
    display: grid;
    grid-template-columns: minmax(14rem, 18rem) minmax(22rem, 0.9fr) minmax(28rem, 1.1fr);
    gap: 1rem;
    align-items: stretch;
}
.playground-library,
.playground-editor,
.playground-preview {
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    background: var(--panel);
    padding: 1rem;
}
.playground-library {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 0.75rem;
    max-height: calc(100vh - 9rem);
    position: sticky;
    top: 4.5rem;
}
.playground-library [data-playground-list] {
    display: grid;
    align-content: start;
    gap: 0.5rem;
    overflow: auto;
}
.component-choice {
    display: grid;
    gap: 0.2rem;
    border: 1px solid var(--line);
    background: #f8fafc;
    color: var(--ink);
    text-align: left;
}
.component-choice span {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 600;
}
.playground-editor,
.playground-preview {
    display: grid;
    grid-template-rows: auto minmax(30rem, 1fr);
    gap: 0.75rem;
}
.playground-editor header,
.playground-preview header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.playground-editor h2,
.playground-preview h2 {
    margin: 0;
}
.playground-editor textarea {
    min-height: 100%;
}
.playground-preview iframe {
    width: 100%;
    height: 100%;
    min-height: 30rem;
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    background: #fff;
}
.create-form,
.release-form,
.token-form {
    grid-template-columns: minmax(12rem, 18rem) minmax(0, 1fr) auto;
    align-items: end;
    margin-bottom: 1rem;
}
.create-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
}
.create-form .span-all,
.create-form button,
.create-form .validation-summary {
    grid-column: 1 / -1;
}
.release-form label:nth-child(2) {
    grid-column: span 1;
}
.release-list,
.token-list {
    display: grid;
    gap: 0.75rem;
}
.release-list article header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
}
.token-list article {
    grid-template-columns: minmax(12rem, 18rem) minmax(10rem, 16rem) minmax(0, 1fr) auto;
    align-items: center;
}
.release-list h2 {
    margin: 0;
}
.release-list code {
    display: block;
    overflow-wrap: anywhere;
}
.release-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}
.token-form {
    grid-template-columns: minmax(12rem, 18rem) minmax(10rem, 18rem) minmax(0, 1fr) auto;
}
body.login {
    display: grid;
    min-height: 100vh;
    place-items: center;
}
body.login section {
    width: min(32rem, calc(100vw - 2rem));
    border: 1px solid var(--line);
    border-radius: 0.65rem;
    background: var(--panel);
    padding: 2rem;
}

@media (max-width: 1100px) {
    .editor-shell,
    .playground-shell,
    .release-form,
    .token-form,
    .studio-filterbar {
        grid-template-columns: 1fr;
    }
    .cms-editor-fields {
        grid-template-columns: 1fr;
    }
}