/* Playground page. Uses the tokens and base rules from matchbox-home.css. */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.pg-hero{padding-block:64px 24px;position:relative;overflow:hidden}
.pg-hero::before{content:"";position:absolute;inset:-30% -10% auto -10%;height:140%;background:radial-gradient(600px 380px at 15% 20%,var(--glow),transparent 70%),radial-gradient(640px 420px at 88% 0%,rgba(0,219,255,.12),transparent 70%);pointer-events:none}
.pg-hero .wrap{position:relative}
.pg-hero h1{font-size:clamp(2.2rem,5vw,3.6rem);margin:16px 0 14px}
.pg-lede{color:var(--mut);font-size:1.1rem;max-width:58ch}
.pg-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--g1);box-shadow:0 0 12px var(--g1);margin-right:8px;vertical-align:1px}
.pg-meta{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;margin-top:22px;color:var(--mut);font-size:.9rem}
.pg-meta a{color:var(--accent);text-decoration:none;font-weight:700}
.pg-badge{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font:600 .74rem ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--fg);background:color-mix(in srgb,var(--card) 70%,transparent)}
.pg-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--warn)}
.pg-badge[data-state="ready"]::before{background:var(--g1);box-shadow:0 0 10px var(--g1)}
.pg-badge[data-state="running"]::before{background:var(--g2);animation:blink 1s steps(2) infinite}
.pg-badge[data-state="error"]::before{background:#ff5f56}
.pg-noscript{border:1px solid var(--warn);border-radius:12px;padding:14px 18px;color:var(--mut)}
.pg-demos{padding-block:24px 8px}
.pg-demohead{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.pg-demohead h2{font-size:1.5rem}.pg-demohead span{color:var(--dim);font-size:.9rem}
.demo-list{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.demo-card{display:grid;gap:4px;text-align:left;border:1px solid var(--line);background:var(--card);border-radius:14px;padding:14px;color:var(--fg);cursor:pointer;font:inherit;transition:border-color .2s,transform .2s,background .2s;min-width:0}
.demo-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.demo-card small{font:600 .64rem ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;color:var(--dim)}
.demo-card span{font-weight:700;font-size:.95rem}
.demo-card[aria-pressed="true"]{border-color:var(--accent);background:linear-gradient(135deg,var(--glow),var(--card))}
.demo-card[aria-pressed="true"] small{color:var(--accent)}
.pg-demodesc{color:var(--mut);margin-top:14px;max-width:70ch}
@media(max-width:1000px){.demo-list{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.demo-list{grid-template-columns:repeat(2,1fr)}}
.pg-bench{padding-block:24px 40px}
.workbench{background:var(--code);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.28);color:#cfeee3}
.wb-toolbar,.wb-foot,.pane-head,.pane-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.wb-toolbar{padding:12px 16px;border-bottom:1px solid #12303a}
.wb-label{font:600 .74rem ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.1em;color:#8fb2ae}
.wb-label i{font-style:normal;color:#5f8581}
.wb-controls{display:flex;gap:8px}
.wb-controls .btn{padding:8px 14px;font-size:.85rem}
.wb-controls .btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.wb-controls kbd{font:600 .68rem ui-monospace,monospace;background:rgba(4,19,13,.2);border-radius:5px;padding:1px 6px}
.wb-panels{display:grid;grid-template-columns:1.1fr 1fr;min-height:420px}
.wb-panels>*{min-width:0}
.editor-pane{border-right:1px solid #12303a;display:flex;flex-direction:column}
.console-pane{display:flex;flex-direction:column}
.pane-head{padding:10px 16px;border-bottom:1px solid #12303a;font:600 .74rem ui-monospace,SFMono-Regular,Menlo,monospace;color:#8fb2ae}
.pane-head h2{font:inherit;margin:0;letter-spacing:.08em;text-transform:uppercase}
.pane-head label{cursor:pointer}
.pane-foot{padding:8px 16px;border-top:1px solid #12303a;font:500 .7rem ui-monospace,SFMono-Regular,Menlo,monospace;color:#5f8581}
.console-output{flex:1;overflow:auto;padding:14px 16px;min-height:280px;max-height:420px;font:400 .82rem/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}
.console-output pre{margin:0 0 6px;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}
.console-welcome{color:#8fb2ae;margin:0}.console-welcome span{color:#5f8581}
.console-command{color:#7ee8ff}.console-stdout{color:#cfeee3}.console-value{color:var(--g1)}.console-error{color:#ff8a80}.console-info{color:#5f8581}
.console-action{background:transparent;border:0;color:#8fb2ae;font:600 .72rem ui-monospace,monospace;cursor:pointer;padding:2px 6px}
.console-action:hover:not([disabled]){color:#e8f4f2}.console-action[disabled]{opacity:.4;cursor:not-allowed}
.repl-form{display:flex;align-items:center;gap:8px;padding:8px 12px;border-top:1px solid #12303a}
.repl-form label{color:var(--g1);font:700 .84rem ui-monospace,monospace}
.repl-form input{flex:1;min-width:0;background:#0b222b;border:1px solid #17353f;border-radius:8px;color:#e8f4f2;padding:9px 12px;font:400 .84rem ui-monospace,SFMono-Regular,Menlo,monospace}
.repl-form input:focus-visible{outline:2px solid var(--g2);outline-offset:1px}
.repl-form button{background:#12303a;color:#d8f5ea;border:0;border-radius:8px;padding:9px 14px;cursor:pointer;font-weight:700}
.repl-form button[disabled]{opacity:.45;cursor:not-allowed}
.wb-foot{padding:10px 16px;border-top:1px solid #12303a;font:500 .72rem ui-monospace,SFMono-Regular,Menlo,monospace;color:#5f8581}
.wb-foot p{margin:0;color:#8fb2ae}
@media(max-width:900px){.wb-panels{grid-template-columns:minmax(0,1fr)}.editor-pane{border-right:0;border-bottom:1px solid #12303a}}
.pg-hint{color:var(--mut);font-size:.9rem;margin-top:14px}
.pg-hint code{font:500 .82em ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--bg2);border-radius:5px;padding:1px 6px}
.pg-notes .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pg-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}
.pg-card small{font:600 .68rem ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;color:var(--dim)}
.pg-card h3{font-size:1.2rem;margin:8px 0 8px}.pg-card p{color:var(--mut);font-size:.92rem}.pg-card a{color:var(--accent)}
@media(max-width:900px){.pg-notes .wrap{grid-template-columns:minmax(0,1fr)}}
.pg-notes{padding-block:24px 40px}
.pg-next{padding-block:24px 72px}
.pg-next .wrap{display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,var(--glow),var(--card));padding:26px 30px}
.pg-next p{margin:0;font-size:1.1rem}
.editor-pane,.console-pane{padding:0}
.wb-controls .btn:not(.p){color:#e8f4f2;border-color:#2c5560;background:transparent}
.wb-controls .btn:not(.p):hover:not([disabled]){border-color:var(--g2)}

/* editor: a transparent textarea over a highlighted <pre>, 22px lines everywhere so the caret line can be computed */
.wb-left{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;min-width:0}
.wb-version{font:600 .72rem ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--g1);border:1px solid rgba(0,255,120,.4);background:rgba(0,255,120,.08);border-radius:999px;padding:3px 11px;white-space:nowrap}
.editor-body{display:flex;flex:1;min-height:320px;max-height:520px;position:relative;--lh:22px;--pad:14px;font:400 13.5px/22px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
#line-numbers{width:46px;flex:none;padding:var(--pad) 10px var(--pad) 0;text-align:right;white-space:pre;overflow:hidden;color:#3d6670;user-select:none;font:inherit;line-height:var(--lh)}
#line-numbers b{font-weight:400;color:#9bd9e6}
.code-wrap{position:relative;flex:1;min-width:0;overflow:hidden}
#cur-line{position:absolute;left:0;right:0;height:var(--lh);top:var(--pad);background:rgba(126,232,255,.07);border-left:2px solid rgba(0,255,120,.55);pointer-events:none}
#code-hl,#source-code{position:absolute;inset:0;margin:0;padding:var(--pad) 18px 28px 8px;border:0;font:inherit;line-height:var(--lh);white-space:pre;tab-size:4;letter-spacing:0;word-spacing:0}
#code-hl{overflow:auto;scrollbar-width:none;color:#d8f5ea;pointer-events:none}
#code-hl::-webkit-scrollbar{display:none}
#code-hl code{font:inherit;display:block}
#source-code{resize:none;outline:0;background:transparent;color:transparent;caret-color:#d8f5ea;overflow:auto;scrollbar-width:thin;scrollbar-color:#2c5560 transparent;-webkit-text-fill-color:transparent}
#source-code::selection{background:rgba(0,219,255,.32);-webkit-text-fill-color:transparent}
#source-code:focus-visible{box-shadow:inset 0 0 0 2px var(--g2)}
.tk-c{color:#5f8581;font-style:italic}.tk-s{color:#ffd47a}.tk-i{color:#ffb07a}.tk-n{color:#ff9db8}.tk-k{color:#7ee8ff}
.tk-l{color:#c9a6ff}.tk-v{color:#8fd0ff}.tk-f{color:#7dffb2}.tk-o{color:#9fb8b4}

/* Share, copy link, full screen. Icon buttons sit after a divider in the toolbar. */
.wb-controls{flex-wrap:wrap;align-items:center}
.wb-controls .btn[hidden]{display:none!important}
.wb-sep{width:1px;align-self:stretch;margin:4px 2px;background:#12303a}
.wb-controls .btn.icon{padding:8px 10px;display:inline-flex;align-items:center;gap:6px}
.wb-controls .btn.flashed{border-color:var(--g2);color:var(--g2)}
.wb-controls .btn.flashed .sr-only{position:static;width:auto;height:auto;clip:auto;font-size:.8rem}
#fullscreen .fs-out,#fullscreen[aria-pressed="true"] .fs-in{display:none}
#fullscreen[aria-pressed="true"] .fs-out{display:inline}
.workbench.is-fullscreen,.workbench:fullscreen{position:fixed;inset:0;z-index:1000;display:flex;flex-direction:column;border-radius:0;border:0;max-width:none;width:auto;height:auto}
.workbench.is-fullscreen .wb-panels,.workbench:fullscreen .wb-panels{flex:1;min-height:0}
.workbench.is-fullscreen .editor-pane,.workbench:fullscreen .editor-pane,.workbench.is-fullscreen .console-pane,.workbench:fullscreen .console-pane{min-height:0}
.workbench.is-fullscreen .editor-body,.workbench:fullscreen .editor-body{max-height:none;min-height:0;flex:1}
.workbench.is-fullscreen .console-output,.workbench:fullscreen .console-output{max-height:none;min-height:0}
@media(max-width:900px){.workbench.is-fullscreen .wb-panels,.workbench:fullscreen .wb-panels{grid-template-rows:minmax(0,1fr) minmax(0,1fr)}}

/* Share dialog */
.share-dialog{border:1px solid #2c5560;border-radius:16px;background:#071d24;color:#cfeee3;padding:0;width:min(640px,calc(100vw - 32px));box-shadow:0 30px 80px rgba(0,0,0,.5)}
.share-dialog::backdrop{background:rgba(2,10,14,.7)}
.share-card{display:flex;flex-direction:column;gap:10px;padding:20px 22px 22px;margin:0}
.share-head{display:flex;justify-content:space-between;align-items:center}
.share-head h2{margin:0;font-size:1.1rem}
.share-x{background:none;border:0;color:#8fb2ae;font-size:1.6rem;line-height:1;cursor:pointer;padding:0 4px}
.share-x:hover{color:#fff}
.share-label{font:600 .72rem ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase;color:#8fb2ae;margin-top:6px}
.share-row{display:flex;gap:8px;align-items:stretch}
.share-row input,.share-row textarea{flex:1;min-width:0;background:#04141a;color:#cfeee3;border:1px solid #1c4450;border-radius:10px;padding:9px 11px;font:400 .78rem/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;resize:none}
.share-row .btn{align-self:flex-start;white-space:nowrap;color:#e8f4f2;border-color:#2c5560;background:transparent}
.share-row .btn[disabled]{opacity:.45;cursor:not-allowed}
.share-check{display:flex;gap:8px;align-items:center;font-size:.88rem;color:#cfeee3}
.share-note{margin:0;min-height:1.2em;color:#ffd47a;font-size:.82rem}
#share-preview{width:100%;height:240px;border:1px solid #1c4450;border-radius:10px;background:#04141a}

/* Embed layout: the workbench fills the frame. */
body.embed{margin:0;background:#06141a;min-height:100vh;display:flex}
body.embed .workbench{flex:1;display:flex;flex-direction:column;border-radius:0;border:0;box-shadow:none;min-width:0}
body.embed .wb-panels{flex:1;min-height:0}
body.embed .editor-pane,body.embed .console-pane{min-height:0}
body.embed .editor-body{max-height:none;min-height:0;flex:1}
body.embed .console-output{max-height:none;min-height:0}
body.embed .wb-foot{display:none}
body.embed .wb-toolbar{padding:8px 12px}
body.embed .wb-label{display:none}
body.is-readonly .pane-foot span:first-child::after{content:" · read only"}
@media(max-width:900px){body.embed .wb-panels{grid-template-rows:minmax(0,1fr) minmax(0,1fr)}}
/* Embeds are usually wide and short: keep the panes side by side until the frame is genuinely narrow. */
@media(max-width:900px) and (min-width:521px){body.embed .wb-panels{grid-template-columns:1.1fr 1fr;grid-template-rows:none}body.embed .editor-pane{border-right:1px solid #12303a;border-bottom:0}}
@media(max-width:560px){.wb-sep{display:none}}