/* MCP Austral · landing de descarga.
   Dirección: índigo profundo derivado del primario del campus real (#1f25a8, ADR 0018) y el naranja de Ingeniería
   (#f39200) como única señal. Lectura en frío, escritura en naranja. Letras que se iluminan cada tanto. */

@font-face{font-family:"Bricolage Grotesque";src:url("fonts/bricolage-grotesque.woff2") format("woff2");font-weight:200 800;font-stretch:75% 100%;font-display:swap}
@font-face{font-family:"Martian Mono";src:url("fonts/martian-mono.woff2") format("woff2");font-weight:100 800;font-stretch:75% 112.5%;font-display:swap}

:root{
  --bg:#f3f4ff; --bg-2:#e9ebfb; --panel:#ffffff; --code:#0a0e33;
  --fg:#0a0e33; --dim:#40467d; --mute:#5f659c;
  --line:rgba(31,37,168,.12); --line-2:rgba(31,37,168,.24);
  --read:#1f25a8; --read-soft:#1f25a8; --write:#f39200; --write-ink:#955700; --write-soft:#955700;
  --ok:#0f7a55; --deny:#b3261e; --glow:rgba(243,146,0,.55);
  --code-fg:#c9d1ff; --code-mute:#7c83c4; --code-key:#ffb347; --code-ok:#5fe3b0; --code-bad:#ff8a80;
  --halo:rgba(31,37,168,.16);
  --display:"Bricolage Grotesque","Arial Narrow",system-ui,sans-serif;
  --mono:"Martian Mono",ui-monospace,"Cascadia Mono",Consolas,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#05071f; --bg-2:#0a0e33; --panel:#0c1140; --code:#03041a;
  --fg:#e9ebff; --dim:#a3a9dc; --mute:#7a81bd;
  --line:rgba(160,170,255,.13); --line-2:rgba(160,170,255,.27);
  --read:#8fa2ff; --read-soft:#c9d1ff; --write:#f39200; --write-ink:#f39200; --write-soft:#ffc27a;
  --ok:#5fe3b0; --deny:#ff6b6b; --glow:rgba(243,146,0,.7);
  --halo:rgba(31,37,168,.55); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#05071f; --bg-2:#0a0e33; --panel:#0c1140; --code:#03041a;
  --fg:#e9ebff; --dim:#a3a9dc; --mute:#7a81bd;
  --line:rgba(160,170,255,.13); --line-2:rgba(160,170,255,.27);
  --read:#8fa2ff; --read-soft:#c9d1ff; --write:#f39200; --write-ink:#f39200; --write-soft:#ffc27a;
  --ok:#5fe3b0; --deny:#ff6b6b; --glow:rgba(243,146,0,.7);
  --halo:rgba(31,37,168,.55); color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 var(--display);font-variation-settings:"opsz" 16;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{margin:0;text-wrap:balance;font-weight:700;line-height:1.02}
h1{font-size:clamp(42px,8vw,104px);letter-spacing:-.04em;font-variation-settings:"opsz" 96;font-stretch:82%}
h2{font-size:clamp(30px,4.4vw,52px);letter-spacing:-.03em;font-variation-settings:"opsz" 60;font-stretch:86%}
h3{font-size:19px;letter-spacing:-.01em}
p{margin:0;max-width:62ch;color:var(--dim)}
code,.mono{font-family:var(--mono);font-size:.82em;font-stretch:92%}
:focus-visible{outline:2px solid var(--write);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--fg);color:var(--bg);padding:10px 14px;border-radius:4px;z-index:50}
.skip:focus{left:16px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.eyebrow{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mute);display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.eyebrow b{color:var(--write-ink);font-weight:600}
.stack{display:flex;flex-direction:column;gap:16px}
section{padding-block:clamp(64px,9vw,112px);border-top:1px solid var(--line)}
.grid2{display:grid;gap:36px;grid-template-columns:1fr}
@media (min-width:960px){.grid2{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start}}
.grid2>*{min-width:0}
button{font:inherit;color:inherit}

/* ---------- nav ---------- */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:60px}
.brand{font:600 14px/1 var(--mono);letter-spacing:.01em;text-decoration:none;display:flex;gap:8px;align-items:center}
.brand i{font-style:normal;color:var(--write)}
.brand small{color:var(--mute);font-weight:500}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.nav a.l{font:500 12px/1 var(--mono);color:var(--dim);text-decoration:none;padding:10px 10px;border-radius:4px}
.nav a.l:hover{color:var(--fg);background:var(--line)}
@media (max-width:720px){.nav .hide-m{display:none}}
.theme{width:40px;height:40px;border-radius:4px;border:1px solid var(--line-2);background:transparent;cursor:pointer;display:grid;place-items:center}
.theme svg{width:18px;height:18px;stroke:var(--fg);fill:none;stroke-width:1.6}
.theme .sun{display:none}
:root[data-theme="dark"] .theme .sun{display:block} :root[data-theme="dark"] .theme .moon{display:none}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .theme .sun{display:block}:root:not([data-theme="light"]) .theme .moon{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(48px,8vw,104px) clamp(48px,7vw,88px);border-top:0}
.hero .field{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 0 38%,#000 78%);mask-image:linear-gradient(90deg,transparent 0 38%,#000 78%);opacity:.75}
@media (max-width:760px){.hero .field{-webkit-mask-image:linear-gradient(180deg,transparent 0 55%,#000 100%);mask-image:linear-gradient(180deg,transparent 0 55%,#000 100%);opacity:.6}}
.hero::before{content:"";position:absolute;inset:-20% -10% auto 30%;height:120%;background:radial-gradient(closest-side,var(--halo),transparent);pointer-events:none}
.hero .wrap{position:relative;display:grid;gap:30px}
.badges{display:flex;gap:8px;flex-wrap:wrap}
.pill{font:500 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);border:1px solid var(--line-2);padding:8px 10px;border-radius:3px;display:inline-flex;gap:8px;align-items:center;background:color-mix(in srgb,var(--bg) 70%,transparent)}
.pill.live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--write);animation:ping 2.2s infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 var(--glow)}70%,100%{box-shadow:0 0 0 8px transparent}}
.glow-title .ch{display:inline-block;transition:color .9s var(--ease),text-shadow .9s var(--ease)}
.glow-title .ch.on{color:var(--write);text-shadow:0 0 18px var(--glow),0 0 2px var(--glow);transition-duration:.12s}
.glow-title .w{display:inline-block;white-space:nowrap}
.lede{font-size:clamp(17px,1.7vw,21px);max-width:54ch}
.cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.link-arrow{font:600 13px/1 var(--mono);text-decoration:none;padding:16px 4px;color:var(--fg);border-bottom:1px solid var(--line-2)}
.link-arrow:hover{border-color:var(--write)}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;max-width:640px}
@media (max-width:520px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}}
.kpis div{background:var(--bg);padding:14px 16px;display:grid;gap:8px}
.kpis small{font:500 10px/1.2 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.kpis b{font:600 24px/1 var(--mono);font-variant-numeric:tabular-nums}

/* ---------- botón de descarga ---------- */
.dlbtn{position:relative;display:inline-flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 18px 16px 20px;border-radius:6px;border:1px solid var(--line-2);background:var(--panel);color:var(--dim);cursor:not-allowed;text-align:left;isolation:isolate;min-height:60px;max-width:100%}
.dlbtn::before{content:"";position:absolute;inset:-1px;border-radius:7px;padding:1.5px;background:conic-gradient(from var(--a,0deg),transparent 0 68%,var(--write) 84%,transparent 100%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:spin 3.4s linear infinite;z-index:-1}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes spin{to{--a:360deg}}
.dlbtn b{display:block;font:700 18px/1.15 var(--display);color:var(--fg)}
.dlbtn small{display:block;font:500 11px/1.4 var(--mono);color:var(--mute);margin-top:3px}
.dlbtn .soon{font:600 10.5px/1 var(--mono);letter-spacing:.14em;color:var(--write-ink);border:1px solid currentColor;padding:7px 8px;border-radius:3px;white-space:nowrap}
.dlbtn.wide{display:flex;width:100%}

/* ---------- tablero de tools ---------- */
.board-head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:end}
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:5px;overflow:hidden;max-width:100%}
.seg button{background:transparent;border:0;border-right:1px solid var(--line-2);padding:12px 16px;font:500 12.5px/1 var(--mono);color:var(--dim);cursor:pointer;min-height:44px}
.seg button:last-child{border-right:0}
.seg button[aria-pressed="true"]{background:var(--fg);color:var(--bg)}
@media (max-width:480px){.seg{display:flex;width:100%}.seg button{flex:1;padding:12px 6px;font-size:11.5px}}
.sys{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px}
.sys button{font:500 11px/1 var(--mono);padding:9px 11px;border:1px solid var(--line-2);border-radius:3px;background:transparent;color:var(--dim);cursor:pointer;min-height:38px}
.sys button[aria-pressed="true"]{border-color:var(--fg);color:var(--fg);background:var(--line)}
.lanes{display:grid;gap:16px;grid-template-columns:1fr;margin-top:22px}
@media (min-width:900px){.lanes{grid-template-columns:minmax(0,1fr) minmax(0,1.3fr)}}
.lane{border:1px solid var(--line-2);border-radius:6px;overflow:hidden;min-width:0;background:var(--panel)}
.lane-h{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px;border-bottom:1px solid var(--line)}
.lane-h h3{display:flex;gap:12px;align-items:baseline}
.lane-h .n{font:600 30px/1 var(--mono);font-variant-numeric:tabular-nums}
.lane.r .n{color:var(--read)} .lane.w .n{color:var(--write-ink)}
.lane-h small{font:500 10.5px/1.3 var(--mono);color:var(--mute);text-align:right}
.phases{display:grid;grid-template-columns:1fr}
@media (min-width:620px){.phases{grid-template-columns:1fr 1fr}}
.phase{min-width:0}
.phase+.phase{border-top:1px dashed var(--line-2)}
@media (min-width:620px){.phase+.phase{border-top:0;border-left:1px dashed var(--line-2)}}
.phase-h{font:500 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--write-soft);padding:14px 16px 2px}
.chips{list-style:none;margin:0;padding:12px 12px 16px;display:flex;flex-wrap:wrap;gap:6px}
.chip{font:500 11px/1 var(--mono);font-stretch:88%;padding:7px 8px;border-radius:3px;border:1px solid var(--line-2);display:inline-flex;gap:6px;align-items:center;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;animation:chipIn .5s var(--ease) both}
.chip .s{font-size:9px;letter-spacing:.08em;padding:3px 4px;border-radius:2px;background:var(--line);color:var(--dim)}
.lane.r .chip{color:var(--read-soft)} .lane.w .chip{color:var(--write-soft);border-color:color-mix(in srgb,var(--write) 40%,transparent)}
@keyframes chipIn{from{opacity:0;transform:translateY(8px) scale(.96);filter:blur(4px)}}
.empty{font:500 11px/1.5 var(--mono);color:var(--mute);padding:4px}
.src{font:500 11px/1.6 var(--mono);color:var(--mute);margin-top:16px;max-width:90ch}

/* ---------- trayecto ---------- */
.track{border:1px solid var(--line-2);border-radius:6px;overflow:hidden;background:var(--panel);margin-top:28px}
.stations{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border-bottom:1px solid var(--line);position:relative}
.st{padding:14px 12px 16px;display:grid;gap:7px;justify-items:start;border:0;border-right:1px solid var(--line);cursor:pointer;background:transparent;text-align:left;min-height:56px}
.st:last-of-type{border-right:0}
.st small{font:500 9.5px/1 var(--mono);color:var(--mute);letter-spacing:.1em}
.st span{font:600 12.5px/1.2 var(--mono);color:var(--dim)}
.st.on span{color:var(--fg)} .st.done small{color:var(--ok)} .st.bad small,.st.bad span{color:var(--deny)}
.rail{position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--write);box-shadow:0 0 12px var(--glow);transition:width .6s var(--ease)}
.rail.bad{background:var(--deny);box-shadow:none}
@media (max-width:720px){.stations{grid-template-columns:repeat(3,minmax(0,1fr))}.st:nth-of-type(3){border-right:0}.st:nth-of-type(-n+3){border-bottom:1px solid var(--line)}}
.console{display:grid;grid-template-columns:1fr;min-height:260px}
@media (min-width:860px){.console{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
.console>div{padding:22px;min-width:0}
.console .out{background:var(--code);border-top:1px solid var(--line)}
@media (min-width:860px){.console .out{border-top:0;border-left:1px solid var(--line)}}
.console h3{font-size:24px;margin-bottom:10px}
.console pre{margin:0;font:12.5px/1.8 var(--mono);font-stretch:90%;white-space:pre-wrap;word-break:break-word;color:var(--code-fg)}
.k{color:var(--code-key)} .c{color:var(--code-mute)} .g{color:var(--code-ok)} .x{color:var(--code-bad)}
.ctl{display:flex;gap:8px;flex-wrap:wrap;padding:12px 16px;border-top:1px solid var(--line);align-items:center}
.btn{font:600 12px/1 var(--mono);padding:13px 15px;border-radius:4px;border:1px solid var(--line-2);background:transparent;color:var(--fg);cursor:pointer;min-height:44px}
.btn.solid{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.btn[aria-pressed="true"]{border-color:var(--deny);color:var(--deny)}

/* ---------- límites ---------- */
.limits{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.limits li{background:var(--bg);padding:22px;display:grid;gap:10px;align-content:start}
.limits code{color:var(--fg);text-decoration:line-through;text-decoration-color:var(--deny);text-decoration-thickness:1.5px}
.limits b{font-size:18px;font-weight:700;letter-spacing:-.01em}
.limits span{color:var(--dim);font-size:15.5px}

/* ---------- instalar ---------- */
.term{border:1px solid var(--line-2);border-radius:6px;overflow:hidden;background:var(--code)}
.tabs{display:flex;border-bottom:1px solid rgba(160,170,255,.14);overflow-x:auto}
.tabs button{font:500 11.5px/1 var(--mono);padding:14px 15px;background:transparent;border:0;border-right:1px solid rgba(160,170,255,.14);color:#7c83c4;cursor:pointer;white-space:nowrap;min-height:46px}
.tabs button[aria-selected="true"]{color:#e9ebff;box-shadow:inset 0 -2px 0 var(--write)}
.term-body{position:relative}
.term pre{margin:0;padding:20px;font:12.5px/1.85 var(--mono);color:var(--code-fg);white-space:pre;overflow-x:auto;min-height:190px}
.copy{position:absolute;top:12px;right:12px;font:600 11px/1 var(--mono);background:var(--code);color:var(--code-ok);border:1px solid var(--code-ok);border-radius:3px;padding:8px 10px;cursor:pointer;min-height:32px}
.caret{display:inline-block;width:.6em;height:1.1em;background:var(--write);vertical-align:-3px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.gates{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
.gates li{display:grid;grid-template-columns:18px 1fr auto;gap:12px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);font-size:15.5px}
.gates li:last-child{border-bottom:0}
.gates i{width:12px;height:12px;border-radius:50%;border:1.5px solid var(--mute)}
.gates .y i{background:var(--ok);border-color:var(--ok)}
.gates em{font:500 10.5px/1 var(--mono);font-style:normal;color:var(--mute)}
.gates .y em{color:var(--ok)}
.note{font:500 11.5px/1.6 var(--mono);color:var(--mute)}

/* ---------- footer y páginas legales ---------- */
footer{border-top:1px solid var(--line);padding-block:40px 56px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer p{font:500 11.5px/1.7 var(--mono);color:var(--mute);max-width:70ch}
footer nav{display:flex;gap:16px;flex-wrap:wrap}
footer nav a{font:500 12px/1 var(--mono);color:var(--dim);text-decoration:none;padding:8px 0}
footer nav a:hover{color:var(--fg)}
.doc{padding-block:56px 88px}
.doc .wrap{max-width:820px}
.doc h1{font-size:clamp(38px,6vw,64px);margin:14px 0 18px}
.doc h2{font-size:22px;letter-spacing:-.01em;font-stretch:100%;margin:40px 0 10px;display:flex;gap:12px;align-items:baseline}
.doc h2 span{font:500 12px/1 var(--mono);color:var(--write-ink)}
.doc p,.doc li{color:var(--dim);font-size:17px;max-width:68ch}
.doc p+p{margin-top:10px}
.doc ul{padding-left:1.2em;display:grid;gap:6px;margin:10px 0 0}
.doc .meta{font:500 11.5px/1.6 var(--mono);color:var(--mute)}
.doc .box{border:1px solid var(--line-2);border-left:3px solid var(--write);border-radius:4px;padding:16px 18px;margin-top:22px;background:var(--panel)}
.doc .box p{font-size:16px}
.nf{min-height:70vh;display:grid;place-items:center;text-align:left}

/* ---------- logo: el árbol con el trazo del MCP y la Cruz del Sur ---------- */
.lg{display:block;color:var(--fg)}
.lg-nav{width:26px;height:26px}
.lg-nav .lg-stars>*{transform-box:fill-box;transform-origin:center;animation:twinkle 5s ease-in-out infinite}
.lg-nav .lg-stars>:nth-child(2){animation-delay:1.2s}.lg-nav .lg-stars>:nth-child(3){animation-delay:2.4s}.lg-nav .lg-stars>:nth-child(4){animation-delay:3.6s}
@keyframes twinkle{0%,85%,100%{opacity:1;transform:scale(1)}92%{opacity:.35;transform:scale(.6)}}
.brand:hover .lg-stars>*{fill:#ffc27a}

.lg-hero{position:absolute;right:max(16px,env(safe-area-inset-right,0px));top:50%;transform:translateY(-50%);width:clamp(220px,24vw,300px);height:auto;filter:drop-shadow(0 0 48px var(--halo))}
@media (max-width:1000px){.lg-hero{display:none}}
.lg-hero .lg-mcp path,.lg-hero .lg-links path{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 1.4s var(--ease) .2s forwards}
.lg-hero .lg-mcp path+path{animation-delay:.7s}
.lg-hero .lg-links path{animation-delay:1.9s;animation-duration:.9s;opacity:.7}
.lg-hero .lg-stars>*{transform-box:fill-box;transform-origin:center;transform:scale(0);animation:pop .45s var(--ease) forwards,twinkle 5s ease-in-out infinite}
.lg-hero .lg-stars>:nth-child(1){animation-delay:1.6s,2.6s}.lg-hero .lg-stars>:nth-child(2){animation-delay:1.75s,3.8s}.lg-hero .lg-stars>:nth-child(3){animation-delay:1.9s,5s}.lg-hero .lg-stars>:nth-child(4){animation-delay:2.05s,6.2s}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes pop{to{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){.lg-hero .lg-mcp path,.lg-hero .lg-links path{stroke-dashoffset:0}.lg-hero .lg-stars>*{transform:scale(1)}}

/* ---------- progreso de lectura ---------- */
.progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--write);transform-origin:left;transform:scaleX(0);box-shadow:0 0 10px var(--glow);pointer-events:none}

/* ---------- luz que sigue al cursor ---------- */
.spot,.spotlist>li{position:relative;isolation:isolate}
.spot::after,.spotlist>li::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),color-mix(in srgb,var(--write) 12%,transparent),transparent 60%);z-index:-1}
.spot:hover::after,.spotlist>li:hover::after{opacity:1}

/* ---------- credencial del token ---------- */
.board-side{display:flex;flex-direction:column;gap:14px;align-items:stretch;min-width:0}
@media (min-width:900px){.board-side{align-items:end}}
.tok{all:unset;box-sizing:border-box;display:block;width:min(100%,340px);aspect-ratio:1.6;perspective:900px;cursor:pointer;border-radius:12px}
.tok:focus-visible{outline:2px solid var(--write);outline-offset:4px}
.tc-inner{display:block;position:relative;width:100%;height:100%;transform-style:preserve-3d;transform:rotateX(var(--rx,0deg)) rotateY(calc(var(--ry,0deg) + var(--flip,0deg)));transition:transform .5s var(--ease)}
.tok.flipped{--flip:180deg}
.tc-face{position:absolute;inset:0;border-radius:12px;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden;border:1px solid var(--line-2);display:flex;flex-direction:column;justify-content:space-between;padding:16px 18px}
.tc-front{background:linear-gradient(135deg,#0c1140,#1f25a8 140%);color:#e9ebff}
.tc-back{background:#03041a;color:#c9d1ff;transform:rotateY(180deg);justify-content:flex-start;gap:8px}
.tc-back pre{margin:0;font:11px/1.6 var(--mono);font-stretch:88%;white-space:pre}
.tc-back .k{color:#ffb347}
.tc-hint{font:500 10px/1.4 var(--mono);color:#7c83c4;margin-top:auto}
.tc-holo{position:absolute;inset:0;background:radial-gradient(240px circle at var(--gx,30%) var(--gy,20%),rgba(243,146,0,.35),transparent 55%),repeating-linear-gradient(115deg,transparent 0 8px,rgba(255,255,255,.04) 8px 9px);mix-blend-mode:screen;pointer-events:none}
.tc-top{display:flex;justify-content:space-between;font:500 9.5px/1 var(--mono);letter-spacing:.12em;color:#a3a9dc;position:relative}
.tc-top b{color:#ffc27a;font-weight:600;font-variant-numeric:tabular-nums}
.tc-role{font:700 34px/1 var(--display);font-stretch:82%;letter-spacing:-.03em;position:relative}
.tc-sub{font:500 11px/1 var(--mono);color:#a3a9dc;position:relative}
.tc-foot{display:flex;justify-content:space-between;align-items:end;font:600 11px/1 var(--mono);color:#ffc27a;position:relative}
.tc-bars{display:flex;gap:2px;height:22px;align-items:stretch}
.tc-bars i{background:#e9ebff;opacity:.75}
.tok.swap .tc-role,.tok.swap .tc-sub{animation:swapIn .5s var(--ease)}
@keyframes swapIn{from{opacity:0;transform:translateY(8px);filter:blur(6px)}}

/* ---------- red ---------- */
.netbox{margin-top:28px;border:1px solid var(--line-2);border-radius:8px;background:radial-gradient(80% 70% at 50% 50%,var(--halo),transparent 70%),var(--panel);overflow:hidden}
.netbox canvas{display:block;width:100%;height:clamp(380px,42vw,480px)}
@media (max-width:640px){.netbox canvas{height:560px}}
.netcap{margin:0;max-width:none;padding:16px 18px;border-top:1px solid var(--line);font-size:16px;color:var(--dim);min-height:76px}
.netcap b{display:block;font:600 12px/1.4 var(--mono);color:var(--write-ink);margin-bottom:4px}
.netkeys{display:flex;gap:6px;flex-wrap:wrap;padding:0 18px 16px}
.netkeys button{font:500 11px/1 var(--mono);padding:9px 10px;border:1px solid var(--line-2);border-radius:3px;background:transparent;color:var(--dim);cursor:pointer;min-height:36px}
.netkeys button:hover{color:var(--fg);border-color:var(--fg)}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.caret{display:none}}