/* Pyrogon home page. Brand colours come from make_logo.py: gold, ember, pink, violet on night. */
:root {
  --gold:#ffd640; --ember:#ff6a2b; --pink:#ff2e63; --violet:#a23bff; --cyan:#5ef2ff;
  --night:#140d1c; --ink:#0b0711; --panel:rgb(24 16 34 / .72); --line:rgb(255 255 255 / .09);
  --text:#ece6f5; --muted:#a79db8;
  --fire:linear-gradient(90deg, var(--gold), var(--ember) 35%, var(--pink) 70%, var(--violet));
  --display:"Bahnschrift","DIN Alternate","Segoe UI",system-ui,sans-serif;
  --body:"Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"Cascadia Code",Consolas,ui-monospace,monospace;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--ink); color:var(--text); font:17px/1.6 var(--body); overflow-x:hidden;
       -webkit-font-smoothing:antialiased; }
/* Shown until (or unless) the 3D scene loads: the banner's glow and hexagon grid. */
body::before { content:""; position:fixed; inset:0; z-index:-2;
  background:
    radial-gradient(60% 70% at 22% 45%, rgb(255 106 43 / .28), transparent 70%),
    radial-gradient(70% 80% at 85% 30%, rgb(162 59 255 / .22), transparent 70%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='146'%3E%3Cpath d='M42 1l41 24v48L42 97 1 73V25zM42 97v48M1 146V121M83 146V121' fill='none' stroke='%23ffffff' stroke-opacity='.045'/%3E%3C/svg%3E"),
    var(--night); }
a { color:inherit; }
h1,h2,h3,h4 { font-family:var(--display); margin:0; line-height:1.05; letter-spacing:-.01em; }
h2 { font-size:clamp(34px, 5.4vw, 72px); font-weight:700; }
h2 em, .big em { font-style:normal; background:var(--fire); -webkit-background-clip:text; background-clip:text; color:transparent; }
code { font-family:var(--mono); font-size:.9em; color:var(--gold); }
.eyebrow { font:600 13px/1 var(--display); letter-spacing:.28em; text-transform:uppercase; color:var(--ember); margin:0 0 18px; }
.lead { font-size:clamp(17px, 1.5vw, 21px); color:var(--muted); max-width:62ch; }
.fine { color:var(--muted); font-size:13px; margin-top:28px; }
.wrap { width:min(1180px, 100% - 40px); margin:0 auto; }

#gl { position:fixed; inset:0; width:100%; height:100%; z-index:-1; display:block; opacity:0; transition:opacity 1.2s; }
#gl.ready { opacity:1; }
#dim { position:fixed; inset:0; z-index:-1; background:var(--ink); opacity:0; pointer-events:none; transition:opacity .7s; }
#loader { position:fixed; inset:0; z-index:100; display:grid; place-content:center; justify-items:center; gap:22px; background:var(--ink);
          transition:opacity .9s, visibility .9s; }
#loader.done { opacity:0; visibility:hidden; }
#loader img { animation:breathe 1.6s ease-in-out infinite; filter:drop-shadow(0 0 40px rgb(255 106 43 / .6)); }
#loader p { margin:0; font:600 11px var(--display); letter-spacing:.4em; text-transform:uppercase; color:var(--muted); }
.loader-bar { width:180px; height:2px; background:rgb(255 255 255 / .1); overflow:hidden; }
.loader-bar i { display:block; height:100%; width:40%; background:var(--fire); animation:slide 1.1s ease-in-out infinite; }
@keyframes breathe { 50% { transform:scale(1.06); } }
@keyframes slide { from { transform:translateX(-100%); } to { transform:translateX(250%); } }
#cursor { position:fixed; left:0; top:0; z-index:90; width:34px; height:34px; margin:-17px 0 0 -17px; border-radius:50%; pointer-events:none;
          border:1px solid rgb(255 160 90 / .8); box-shadow:0 0 22px rgb(255 106 43 / .55), inset 0 0 12px rgb(255 46 99 / .35);
          mix-blend-mode:screen; opacity:0; transition:width .25s, height .25s, margin .25s, background-color .25s, opacity .3s; }
#cursor.show { opacity:1; }
#cursor.hot { width:64px; height:64px; margin:-32px 0 0 -32px; background:rgb(255 106 43 / .18); }
@media (pointer:coarse) { #cursor { display:none; } }
#progress { position:fixed; left:0; top:0; height:3px; width:100%; z-index:60; background:var(--fire);
            transform-origin:0 50%; transform:scaleX(0); box-shadow:0 0 14px rgb(255 106 43 / .8); }

/* ------------------------------------------------------------------ nav */
.nav { position:fixed; inset:0 0 auto; z-index:50; display:flex; justify-content:space-between; align-items:center;
       padding:14px clamp(16px, 4vw, 44px); transition:background-color .3s, backdrop-filter .3s, border-color .3s;
       border-bottom:1px solid transparent; }
.nav.solid { background:rgb(11 7 17 / .72); backdrop-filter:blur(14px); border-color:var(--line); }
.brand { display:flex; align-items:center; gap:10px; text-decoration:none; font:700 17px/1 var(--display); letter-spacing:.3em; }
.brand span { background:var(--fire); -webkit-background-clip:text; background-clip:text; color:transparent; }
.nav nav { display:flex; align-items:center; gap:clamp(12px, 2.4vw, 30px); font-size:15px; }
.nav nav a:not(.btn) { text-decoration:none; color:var(--muted); transition:color .15s; }
.nav nav a:not(.btn):hover { color:var(--text); }

.btn { display:inline-block; padding:14px 26px; border-radius:999px; font:600 16px/1 var(--display); letter-spacing:.03em;
       text-decoration:none; color:#1a0d12; background:var(--fire); background-size:160% 100%;
       box-shadow:0 8px 30px rgb(255 80 60 / .35); transition:transform .15s, box-shadow .2s, background-position .4s; }
.btn:hover { transform:translateY(-2px); background-position:100% 0; box-shadow:0 12px 40px rgb(255 60 110 / .5); }
.btn.small { padding:10px 18px; font-size:14px; }
.btn.ghost { background:rgb(255 255 255 / .05); color:var(--text); box-shadow:inset 0 0 0 1px rgb(255 255 255 / .2); backdrop-filter:blur(6px); }
.btn.ghost:hover { box-shadow:inset 0 0 0 1px var(--ember), 0 0 30px rgb(255 106 43 / .25); }

/* ----------------------------------------------------------------- hero */
.hero { min-height:100svh; display:grid; place-items:end center; padding:0 20px 13svh; position:relative; text-align:center; }
.hero-inner { will-change:transform, opacity; }
.wordmark { font-size:clamp(46px, 11.5vw, 150px); font-weight:700; letter-spacing:.16em; margin-right:-.16em; display:flex; justify-content:center;
            background:var(--fire); -webkit-background-clip:text; background-clip:text; color:transparent;
            filter:drop-shadow(0 6px 40px rgb(255 80 60 / .35)); }
.wordmark span { display:inline-block; animation:letter .9s cubic-bezier(.2,.9,.2,1) both; animation-delay:calc(var(--i) * 70ms + 200ms); }
.wordmark .tm { width:0; letter-spacing:0; color:var(--violet); }   /* no width, so PYROGON stays centred */
@keyframes letter { from { opacity:0; transform:translateY(.5em) scale(.8); filter:blur(12px); } }
.tagline { font:600 clamp(22px, 3.2vw, 40px)/1.2 var(--body); margin:10px 0 2px; animation:rise 1s .9s both; }
.sub { font-size:clamp(16px, 1.9vw, 24px); color:var(--muted); margin:0 0 30px; animation:rise 1s 1.05s both; }
.cta { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; animation:rise 1s 1.2s both; }
@keyframes rise { from { opacity:0; transform:translateY(18px); } }
.scroll-cue { position:absolute; bottom:22px; left:50%; translate:-50% 0; font:600 11px/1 var(--display); letter-spacing:.3em;
              text-transform:uppercase; color:var(--muted); display:grid; justify-items:center; gap:8px; animation:rise 1s 1.6s both; }
.scroll-cue i { width:1px; height:34px; background:linear-gradient(var(--ember), transparent); animation:drip 1.8s ease-in-out infinite; transform-origin:top; }
@keyframes drip { 0% { transform:scaleY(0); } 50% { transform:scaleY(1); } 100% { transform:scaleY(1); opacity:0; } }

/* ---------------------------------------------------------------- build */
.build { height:1300vh; position:relative; }
.stage { position:sticky; top:0; height:100svh; display:grid; grid-template-columns:minmax(320px, 440px) 1fr; gap:24px;
         padding:84px clamp(16px, 4vw, 44px) 34px; overflow:hidden; }
.stage-left { display:flex; flex-direction:column; min-height:0; }
.stage-left h2 { font-size:clamp(28px, 3.4vw, 46px); margin-bottom:20px; text-shadow:0 2px 30px rgb(0 0 0 / .6); }
.editor { background:rgb(14 9 20 / .82); border:1px solid var(--line); border-radius:16px; backdrop-filter:blur(14px);
          box-shadow:0 30px 80px rgb(0 0 0 / .5), 0 0 0 1px rgb(255 106 43 / .08); overflow:hidden; }
.editor-bar { display:flex; align-items:center; gap:7px; padding:11px 14px; border-bottom:1px solid var(--line); font:13px var(--mono); color:var(--muted); }
.editor-bar i { width:10px; height:10px; border-radius:50%; background:var(--pink); }
.editor-bar i:nth-child(2) { background:var(--gold); } .editor-bar i:nth-child(3) { background:var(--violet); }
.editor-bar .file { margin-left:8px; color:var(--text); } .editor-bar .count { margin-left:auto; color:var(--ember); }
.code { list-style:none; margin:0; padding:12px 0; counter-reset:ln; font:clamp(12.5px, 1.75svh, 15px)/1.72 var(--mono); }
.code li { counter-increment:ln; padding:0 16px 0 0; white-space:pre; opacity:0; transform:translateX(-14px);
           transition:opacity .35s, transform .35s cubic-bezier(.2,.9,.2,1), background-color .4s; border-left:2px solid transparent; }
.code li::before { content:counter(ln); display:inline-block; width:2.6em; padding-right:.9em; text-align:right; color:rgb(255 255 255 / .22); }
.code li.on { opacity:1; transform:none; }
.code li.now { background:linear-gradient(90deg, rgb(255 106 43 / .2), transparent 80%); border-left-color:var(--ember); }
.code li.now::after { content:""; display:inline-block; width:.55em; height:1.05em; margin-left:3px; vertical-align:-.18em;
                      background:var(--ember); box-shadow:0 0 12px var(--ember); animation:blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity:0; } }
.k-call { color:var(--ember); } .k-mod { color:var(--pink); } .k-set { color:var(--cyan); }
.k-name { color:var(--gold); } .k-mname { color:#d79bff; } .k-br { color:rgb(255 255 255 / .45); }

.mods { margin-top:16px; opacity:0; transform:translateY(14px); pointer-events:none; transition:opacity .45s, transform .45s; }
.mods-on .mods { opacity:1; transform:none; pointer-events:auto; }
.mods p { margin:0 0 10px; font-size:14.5px; color:var(--muted); text-shadow:0 1px 12px #000; } .mods b { color:var(--text); }
.chips { display:flex; flex-wrap:wrap; gap:8px; }
.ask { display:flex; align-items:center; justify-content:space-between; gap:12px; width:100%; margin-bottom:10px; padding:12px 16px; border-radius:14px; cursor:pointer;
       font:700 16px var(--display); color:#1a0d12; background:var(--fire); border:0; box-shadow:0 8px 30px rgb(255 80 60 / .35); transition:transform .15s, box-shadow .2s; }
.ask:hover { transform:translateY(-2px); box-shadow:0 12px 40px rgb(255 60 110 / .5); }
.ask span { font:600 13px var(--mono); padding:4px 10px; border-radius:999px; background:rgb(20 13 28 / .85); color:var(--gold); white-space:nowrap; }
.chip { font:13.5px var(--mono); padding:8px 13px; border-radius:999px; cursor:pointer; color:var(--text);
        background:rgb(14 9 20 / .8); border:1px solid rgb(255 255 255 / .18); backdrop-filter:blur(8px); transition:all .2s; }
.chip:hover { border-color:var(--pink); transform:translateY(-1px); }
.chip[aria-pressed="true"] { background:linear-gradient(90deg, var(--pink), var(--violet)); border-color:transparent; box-shadow:0 0 24px rgb(255 46 99 / .5); }

.stage-right { position:relative; min-width:0; }
.window-title, .hud, .intro, .caption { position:absolute; opacity:0; transition:opacity .5s, transform .5s cubic-bezier(.2,.9,.2,1); pointer-events:none; }
.window-title { top:0; right:0; display:flex; gap:8px; align-items:center; font:13px var(--body); padding:6px 12px; border-radius:8px;
                background:rgb(14 9 20 / .75); border:1px solid var(--line); transform:translateY(-8px); }
.hud { top:0; left:0; display:flex; gap:18px; align-items:center; font:700 clamp(15px, 1.6vw, 20px) var(--display); letter-spacing:.08em;
       padding:9px 16px; border-radius:12px; background:rgb(10 6 16 / .55); backdrop-filter:blur(6px); transform:translateY(-8px); }
.hud-score b { color:var(--cyan); } .hud-lives { color:var(--pink); letter-spacing:.2em; } .hud-time b { color:var(--gold); }
.intro { inset:0; display:grid; place-content:center; text-align:center; transform:scale(.9); }
.intro h3 { font-size:clamp(34px, 6.4vw, 104px); letter-spacing:.06em; background:linear-gradient(#fff, var(--cyan));
            -webkit-background-clip:text; background-clip:text; color:transparent; filter:drop-shadow(0 4px 30px rgb(94 242 255 / .55)); }
.intro p { margin:10px 0 0; font-size:clamp(14px, 1.5vw, 20px); text-shadow:0 2px 14px #000; }
.caption { left:0; right:0; bottom:8px; margin:0 auto; width:fit-content; max-width:100%; padding:11px 18px; border-radius:12px; font-size:15px;
           background:rgb(10 6 16 / .7); border:1px solid var(--line); backdrop-filter:blur(8px); transform:translateY(8px); }
.caption b { font:600 14px var(--mono); color:var(--gold); margin-right:8px; }
.window-title.on, .hud.on, .intro.on, .caption.on { opacity:1; transform:none; }
.scrub { position:absolute; left:0; right:0; bottom:0; height:3px; background:rgb(255 255 255 / .06); }
.scrub i { display:block; height:100%; background:var(--fire); transform-origin:0 50%; transform:scaleX(0); }

/* ----------------------------------------------------------------- play */
.play { height:900vh; position:relative; }
.play-stage { position:sticky; top:0; height:100svh; overflow:hidden; display:flex; flex-direction:column; justify-content:space-between; align-items:center;
              padding:84px 16px 40px; opacity:0; transition:opacity .6s; pointer-events:none; }
.play-stage.on { opacity:1; }
.play-top { display:grid; justify-items:center; gap:4px; }
.play-top .eyebrow { margin:0 0 10px; text-shadow:0 1px 10px #000; }
.play-stage .hud { position:static; }
.toast { position:absolute; left:16px; right:16px; top:24%; text-align:center; font:700 clamp(30px, 5.6vw, 84px)/1.05 var(--display); letter-spacing:.02em;
         text-shadow:0 4px 40px rgb(0 0 0 / .7); opacity:0; transform:translateY(20px) scale(.96); transition:opacity .45s, transform .45s cubic-bezier(.2,.9,.2,1); }
.toast.on { opacity:1; transform:none; }
.toast em { font-style:normal; background:var(--fire); -webkit-background-clip:text; background-clip:text; color:transparent; }
.toast small { display:block; margin-top:12px; font:400 clamp(15px, 1.6vw, 21px) var(--body); letter-spacing:0; color:var(--text); }
.pickup { position:absolute; left:50%; top:46%; translate:-50% 0; font:700 clamp(22px, 3vw, 40px) var(--display); color:var(--cyan);
          text-shadow:0 0 24px var(--cyan); opacity:0; pointer-events:none; }
.pickup.pop { animation:pickup .8s ease-out; }
.pickup.ruby { color:#ff6a8e; text-shadow:0 0 24px var(--pink); }
@keyframes pickup { 0% { opacity:0; transform:translateY(10px) scale(.6); } 20% { opacity:1; transform:translateY(-10px) scale(1.15); } 100% { opacity:0; transform:translateY(-70px) scale(1); } }
.play-bottom { display:grid; justify-items:center; gap:12px; }
.keys { display:flex; align-items:flex-end; gap:14px; }
.keypad { display:grid; grid-template-columns:repeat(3, 44px); gap:6px; }
.keypad kbd[data-k="w"] { grid-column:2; } .keypad kbd[data-k="a"] { grid-column:1; }
kbd { display:grid; place-items:center; height:44px; min-width:44px; padding:0 12px; border-radius:10px; font:700 14px var(--display); color:var(--muted);
      background:rgb(14 9 20 / .7); border:1px solid rgb(255 255 255 / .18); border-bottom-width:3px; backdrop-filter:blur(6px); transition:all .12s; }
kbd.wide { min-width:84px; } kbd.wider { min-width:150px; }
kbd.down { color:#1a0d12; background:var(--fire); border-color:transparent; transform:translateY(2px); box-shadow:0 0 26px rgb(255 106 43 / .7); }
.play-hint { margin:0; font:600 11px var(--display); letter-spacing:.3em; text-transform:uppercase; color:var(--muted); text-shadow:0 1px 10px #000; }

/* ------------------------------------------------------- language sheet */
.sheet { display:grid; grid-template-columns:repeat(4, 1fr); gap:14px; margin-top:54px; }
.recipes { display:grid; grid-template-columns:repeat(3, 1fr); gap:14px; margin-top:14px; }
.ref { padding:20px; border-radius:18px; background:rgb(16 10 24 / .86); border:1px solid var(--line); backdrop-filter:blur(12px); min-width:0; }
.ref h4 { font-size:19px; margin-bottom:6px; } .ref p { margin:0 0 12px; font-size:14px; color:var(--muted); }
.ref pre { margin:0; padding:12px 14px; border-radius:10px; background:#0a0610; border:1px solid var(--line); overflow-x:auto; font:12.5px/1.6 var(--mono); }
.ref pre code { color:var(--text); font-size:inherit; }
.ticks.small { margin-top:10px; gap:10px; font-size:14px; } .ticks.small li { padding-left:26px; } .ticks.small li::before { width:13px; height:13px; top:.4em; }

/* -------------------------------------------------------------- marquee */
.marquee { overflow:hidden; padding:26px 0; border-block:1px solid var(--line); background:rgb(11 7 17 / .8); backdrop-filter:blur(10px); }
.marquee-track { display:flex; gap:38px; width:max-content; font:600 clamp(18px, 2.6vw, 30px) var(--mono); white-space:nowrap; will-change:transform; }
.marquee-track span { color:rgb(255 255 255 / .28); } .marquee-track span:nth-child(3n) { color:var(--ember); }
.marquee-track span:nth-child(7n) { color:var(--pink); }

/* --------------------------------------------------------------- panels */
.panel { padding:clamp(90px, 15vh, 170px) 0; position:relative; }
.reveal { opacity:0; transform:translateY(34px); transition:opacity .8s, transform .8s cubic-bezier(.2,.9,.2,1); transition-delay:var(--d, 0ms); }
.reveal.in { opacity:1; transform:none; }

.stats { display:grid; grid-template-columns:repeat(3, 1fr); gap:1px; margin-top:54px; background:var(--line); border:1px solid var(--line);
         border-radius:22px; overflow:hidden; }
.stat { background:rgb(16 10 24 / .86); padding:36px 28px; backdrop-filter:blur(12px); }
.stat b { display:block; font:700 clamp(44px, 6.4vw, 88px)/1 var(--display); background:var(--fire); -webkit-background-clip:text;
          background-clip:text; color:transparent; font-variant-numeric:tabular-nums; }
.stat span { color:var(--muted); font-size:15px; }

.pipe { display:grid; grid-template-columns:repeat(5, 1fr); gap:12px; margin:64px 0 44px; position:relative; }
.pipe-beam { position:absolute; left:10%; right:10%; top:48px; height:3px; background:rgb(255 255 255 / .08); border-radius:3px; }
.pipe-beam i { display:block; height:100%; border-radius:3px; background:var(--fire); transform-origin:0 50%; transform:scaleX(0); box-shadow:0 0 18px var(--ember); }
.node { text-align:center; position:relative; opacity:.3; transform:scale(.92); transition:opacity .5s, transform .5s cubic-bezier(.2,.9,.2,1); }
.node.lit { opacity:1; transform:none; }
.hex { width:96px; height:96px; margin:0 auto 16px; display:grid; place-items:center; background:var(--fire);
       clip-path:polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%); }
.hex span { width:86px; height:86px; display:grid; place-items:center; background:var(--night); font:700 17px var(--mono); color:var(--text);
            clip-path:polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%); }
.node.lit .hex { filter:drop-shadow(0 0 18px rgb(255 106 43 / .7)); }
.node h4 { font-size:19px; margin-bottom:4px; } .node p { margin:0; font-size:14px; color:var(--muted); }

.cards { display:grid; grid-template-columns:repeat(4, 1fr); gap:16px; margin-top:54px; }
.card { position:relative; padding:26px 22px 24px; border-radius:20px; background:rgb(16 10 24 / .84); border:1px solid var(--line);
        backdrop-filter:blur(12px); overflow:hidden; transition:opacity .8s, transform .35s cubic-bezier(.2,.9,.2,1), border-color .3s; }
.card::before { content:""; position:absolute; inset:0; opacity:0; transition:opacity .3s; pointer-events:none;
                background:radial-gradient(260px circle at var(--mx, 50%) var(--my, 0%), rgb(255 106 43 / .28), transparent 70%); }
.card:hover { border-color:rgb(255 106 43 / .5); } .card:hover::before { opacity:1; }
.card.in:hover { transform:translateY(-6px); }
.card .tag { display:inline-block; font:12.5px var(--mono); color:var(--gold); padding:4px 10px; border-radius:999px;
             background:rgb(255 214 64 / .09); border:1px solid rgb(255 214 64 / .22); margin-bottom:16px; }
.card h3 { font-size:23px; margin-bottom:8px; } .card p { margin:0; font-size:15px; color:var(--muted); position:relative; }

.split { display:grid; grid-template-columns:1fr 1fr; gap:clamp(28px, 5vw, 70px); align-items:center; }
.ticks { list-style:none; padding:0; margin:26px 0 0; display:grid; gap:14px; }
.ticks li { padding-left:34px; position:relative; color:var(--muted); } .ticks b { color:var(--text); }
.ticks li::before { content:""; position:absolute; left:0; top:.32em; width:18px; height:18px; background:var(--fire);
                    clip-path:polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%); }
.chat { background:rgb(14 9 20 / .88); border:1px solid var(--line); border-radius:22px; backdrop-filter:blur(14px);
        box-shadow:0 40px 100px rgb(0 0 0 / .55), 0 0 80px rgb(162 59 255 / .12); overflow:hidden; }
.chat-bar { display:flex; align-items:center; gap:10px; padding:14px 18px; border-bottom:1px solid var(--line); font-weight:700; }
.chat-bar em { margin-left:auto; font:600 12px var(--display); letter-spacing:.1em; text-transform:uppercase; font-style:normal;
               padding:5px 11px; border-radius:999px; color:#1a0d12; background:var(--fire); }
.chat-log { padding:20px 18px; height:400px; display:flex; flex-direction:column; gap:14px; justify-content:flex-end; overflow:hidden; font-size:15px; }
.bubble { max-width:88%; animation:rise .4s both; white-space:pre-wrap; }
.bubble.me { align-self:flex-end; background:rgb(255 255 255 / .08); padding:9px 15px; border-radius:18px 18px 4px 18px; }
.bubble.round { align-self:stretch; max-width:none; text-align:center; font:700 11.5px var(--display); letter-spacing:.2em; color:var(--ember); text-transform:uppercase; }
.bubble.bot .caret { display:inline-block; width:.5em; height:1em; margin-left:2px; vertical-align:-.14em; border-radius:2px; background:var(--ember); box-shadow:0 0 10px var(--ember); }
.bubble.ok { color:#8df0a8; font:13.5px var(--mono); }

.final { padding-top:clamp(120px, 44svh, 460px); position:relative; }
.final .big { font-size:clamp(46px, 9vw, 128px); text-align:center; }
.final .eyebrow { text-align:center; }
.tester { max-width:760px; margin:54px auto 90px; padding:36px 24px; text-align:center; border-radius:20px; background:rgb(16 10 24 / .86); border:1px solid var(--line); backdrop-filter:blur(12px); }
.tester h3 { font-size:clamp(26px, 4vw, 40px); margin-bottom:24px; }
.tester-links { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.steps { display:grid; grid-template-columns:repeat(3, 1fr); gap:16px; margin:54px 0 90px; }
.step { position:relative; padding:24px 22px; border-radius:20px; background:rgb(16 10 24 / .86); border:1px solid var(--line); backdrop-filter:blur(12px); min-width:0; }
.step .num { display:grid; place-items:center; width:38px; height:38px; margin-bottom:14px; font:700 17px var(--display); color:#1a0d12; background:var(--fire);
             clip-path:polygon(50% 0, 93.3% 25%, 93.3% 75%, 50% 100%, 6.7% 75%, 6.7% 25%); }
.step h4 { font-size:22px; margin-bottom:12px; }
.step pre { margin:0; padding:14px; border-radius:12px; background:#0a0610; border:1px solid var(--line); overflow-x:auto; font-size:13px; line-height:1.6; }
.step pre code { color:var(--text); font-size:inherit; }
.step p { margin:12px 0 0; font-size:14.5px; color:var(--muted); } .step p b { color:var(--gold); font-weight:600; }
.copy { position:absolute; top:22px; right:20px; font:600 12px var(--display); letter-spacing:.06em; padding:6px 12px; border-radius:999px; cursor:pointer;
        color:var(--text); background:rgb(255 255 255 / .06); border:1px solid var(--line); transition:all .2s; }
.copy:hover { border-color:var(--ember); color:var(--gold); }
footer { display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap; padding:26px clamp(16px, 4vw, 44px) 30px;
         border-top:3px solid transparent; border-image:var(--fire) 1; background:rgb(11 7 17 / .85); color:var(--muted); }
footer p { margin:0; }

/* ----------------------------------------------------------- responsive */
@media (max-width:1000px) {
  .cards, .sheet { grid-template-columns:repeat(2, 1fr); }
  .split, .steps, .recipes { grid-template-columns:1fr; }
}
@media (max-width:820px) {
  .nav nav a:not(.btn) { display:none; }
  .stage { grid-template-columns:1fr; grid-template-rows:auto 1fr; gap:10px; padding:70px 14px 20px; }
  .stage-left .eyebrow { display:none; }
  .stage-left h2 { font-size:24px; margin-bottom:10px; } .stage-left h2 br { display:none; }
  .code { font-size:11.5px; line-height:1.5; padding:8px 0; }
  .editor-bar { padding:8px 12px; }
  .mods { margin-top:10px; } .mods p { display:none; }
  .chip { font-size:12px; padding:6px 10px; }
  .window-title { display:none; }
  .caption { font-size:13px; padding:8px 12px; }
  .stats { grid-template-columns:repeat(2, 1fr); } .stat { padding:26px 18px; }
  .pipe { grid-template-columns:1fr; gap:26px; }
  .pipe-beam { left:50%; right:auto; top:48px; bottom:60px; width:3px; height:auto; translate:-50% 0; z-index:-1; }
  .pipe-beam i { transform-origin:50% 0; transform:scaleY(0); width:100%; }
  .node { background:var(--ink); padding:4px 0; }
}
@media (max-width:540px) { .cards, .sheet { grid-template-columns:1fr; } kbd.wider { min-width:96px; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation:none !important; transition-duration:.01ms !important; }
}