@import url('https://fonts.googleapis.com/css2?family=DotGothic16&family=Shippori+Mincho:wght@500;700;800&family=Share+Tech+Mono&display=swap');

:root{
  --bg:#0d0b1e;
  --bg2:#141130;
  --ink:#f5ead6;
  --dim:#9d94c7;
  --pink:#ff2d78;
  --cyan:#00f0ff;
  --gold:#ffb347;
  --verm:#ff3b30;
  --paper:#f7efdc;
  --paper-ink:#241d18;
  --line:rgba(0,240,255,.22);
  --card:#171434;
  --radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; color:var(--ink); background:var(--bg);
  font-family:'Share Tech Mono',ui-monospace,Menlo,monospace;
  background-image:
    radial-gradient(1100px 500px at 15% -5%, rgba(255,45,120,.22), transparent 60%),
    radial-gradient(900px 480px at 95% 10%, rgba(0,240,255,.16), transparent 60%),
    radial-gradient(700px 600px at 50% 110%, rgba(255,179,71,.12), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.022) 0 2px, transparent 2px 5px);
  min-height:100vh; overflow-x:hidden;
}
body.venting{animation:shake .45s linear}
@keyframes shake{0%,100%{transform:translate(0)}20%{transform:translate(-5px,2px)}40%{transform:translate(4px,-3px)}60%{transform:translate(-3px,-2px)}80%{transform:translate(3px,2px)}}
.grain{position:fixed;inset:0;pointer-events:none;z-index:5;opacity:.5;mix-blend-mode:overlay;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 1px,transparent 1px 4px);}
#steam{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.9}

/* masthead */
.masthead{position:relative;z-index:2;text-align:center;padding:26px 16px 8px}
.sign{display:flex;align-items:stretch;justify-content:center;gap:14px}
.kanji-vertical{writing-mode:vertical-rl;font-family:'Shippori Mincho',serif;font-weight:800;color:var(--gold);
  letter-spacing:.35em;font-size:15px;text-shadow:0 0 12px rgba(255,179,71,.7);opacity:.9}
.sign-main{border:2px solid var(--line);border-radius:16px;padding:14px 22px 12px;background:rgba(13,11,30,.75);
  box-shadow:0 0 0 1px rgba(255,45,120,.25),0 0 34px rgba(255,45,120,.18),0 0 60px rgba(0,240,255,.12), inset 0 0 40px rgba(0,240,255,.05)}
.kicker{margin:0;font-size:11px;letter-spacing:.35em;color:var(--dim);text-transform:uppercase}
h1{margin:6px 0 4px;font-family:'DotGothic16',sans-serif;font-size:clamp(30px,6vw,54px);line-height:1;letter-spacing:.04em}
.neon-pink{color:var(--pink);text-shadow:0 0 8px var(--pink),0 0 28px rgba(255,45,120,.8)}
.neon-cyan{color:var(--cyan);text-shadow:0 0 8px var(--cyan),0 0 28px rgba(0,240,255,.8)}
.neon-gold{color:var(--gold);text-shadow:0 0 8px var(--gold),0 0 28px rgba(255,179,71,.8)}
.jp{margin:0;font-family:'Shippori Mincho',serif;color:var(--ink);opacity:.9;font-size:14px;letter-spacing:.2em}
.mast-meta{display:flex;gap:10px;justify-content:center;align-items:center;margin:12px 0 4px;font-size:12px;color:var(--dim);flex-wrap:wrap}
.dot{width:5px;height:5px;border-radius:50%;background:var(--pink);box-shadow:0 0 8px var(--pink)}

/* layout */
#app{position:relative;z-index:2;display:grid;gap:16px;padding:14px 16px 8px;max-width:1120px;margin:0 auto;
  grid-template-columns:1fr;}
@media(min-width:960px){#app{grid-template-columns:340px 1fr 300px}
  .anthology{grid-column:1/-1}}
.panel{background:linear-gradient(180deg,rgba(23,20,52,.96),rgba(13,11,30,.96));
  border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  box-shadow:0 10px 40px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);position:relative;overflow:hidden}
.panel::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:linear-gradient(90deg,var(--pink),var(--gold),var(--cyan));opacity:.8}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}
h2{font-family:'DotGothic16',sans-serif;font-size:19px;margin:0;letter-spacing:.05em}
.num{display:inline-grid;place-items:center;width:30px;height:30px;border:1px solid var(--pink);color:var(--pink);
  border-radius:8px;margin-right:8px;font-family:'Shippori Mincho',serif;box-shadow:0 0 12px rgba(255,45,120,.5);font-size:15px}
.status{font-size:11px;letter-spacing:.2em;border:1px solid var(--gold);color:var(--gold);border-radius:99px;padding:4px 10px}
.status.cyan{border-color:var(--cyan);color:var(--cyan)}
.hint{font-size:12px;color:var(--dim);line-height:1.6;margin:10px 0 0}
.hint b{color:var(--ink)} .gold{color:var(--gold)}
kbd{border:1px solid var(--dim);border-bottom-width:2px;border-radius:5px;padding:0 6px;font-size:11px;font-family:inherit;color:var(--ink)}

/* piston meter */
.meter-wrap{display:grid;grid-template-columns:96px 1fr;gap:14px;align-items:stretch}
.gauge-track{position:relative;height:220px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,#ff3b30 0%,#ffb347 30%,#00f0ff 75%,#1a2a6c 100%);background-blend-mode:normal;overflow:hidden}
.gauge-fill{position:absolute;left:0;right:0;bottom:0;height:0%;background:linear-gradient(180deg,rgba(13,11,30,.05),rgba(13,11,30,.72));transition:height .18s ease-out}
.gauge-ticks{position:absolute;inset:0;background:repeating-linear-gradient(180deg,transparent 0 21px,rgba(0,0,0,.55) 21px 23px)}
.gauge-read{text-align:center;margin-top:8px}
.gauge-read strong{font-size:30px;color:var(--gold);text-shadow:0 0 14px rgba(255,179,71,.7)}
.gauge-read span{display:block;font-size:11px;color:var(--dim)}
.engine{position:relative;border:1px dashed rgba(0,240,255,.35);border-radius:12px;background:
  repeating-linear-gradient(45deg,rgba(0,240,255,.05) 0 10px,transparent 10px 20px),#0a0918;
  min-height:220px;display:flex;align-items:flex-end;justify-content:space-around;padding:14px 10px 46px;overflow:hidden}
.engine::after{content:"鉄工所 IRONWORKS";position:absolute;bottom:8px;left:0;right:0;text-align:center;font-size:10px;letter-spacing:.4em;color:var(--dim)}
.piston{width:52px;text-align:center;--spd:1.6s}
.rod{width:12px;height:86px;margin:0 auto;background:repeating-linear-gradient(180deg,#cfd6e4 0 6px,#7a8199 6px 9px);
  border-radius:6px;animation:hammer var(--spd) ease-in-out infinite;box-shadow:0 0 10px rgba(0,240,255,.5)}
.head{margin-top:6px;height:52px;display:grid;place-items:center;font-family:'Shippori Mincho',serif;font-weight:800;font-size:22px;
  color:#0d0b1e;background:linear-gradient(180deg,#ffe9c4,#ffb347 60%,#b35c12);border-radius:10px;border:2px solid #5a3208;
  animation:hammer var(--spd) ease-in-out infinite;box-shadow:0 6px 0 #4a2a06,0 0 18px rgba(255,179,71,.55)}
.p2 .rod,.p2 .head{animation-delay:calc(var(--spd)/-3)} .p3 .rod,.p3 .head{animation-delay:calc(var(--spd)/-1.5)}
@keyframes hammer{0%,100%{transform:translateY(-26px)}50%{transform:translateY(10px)}}
.engine.hot .head{box-shadow:0 6px 0 #4a2a06,0 0 26px var(--pink);filter:saturate(1.4)}
.flywheel{position:absolute;right:10px;top:10px;width:46px;height:46px;border:3px dashed var(--cyan);border-radius:50%;opacity:.7;animation:spin 3s linear infinite}
.flywheel i{position:absolute;left:50%;top:50%;width:2px;height:20px;background:var(--cyan);transform-origin:top}
@keyframes spin{to{transform:rotate(360deg)}}
.meter-zones{display:flex;justify-content:space-between;font-size:11px;color:var(--dim);margin-top:10px;gap:8px;flex-wrap:wrap}
.meter-zones .hot{color:var(--verm)}

/* verse */
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg-btn{background:transparent;border:1px solid var(--line);color:var(--dim);border-radius:99px;padding:6px 10px;font:inherit;font-size:11px;cursor:pointer}
.seg-btn.active{color:#0d0b1e;background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 14px rgba(0,240,255,.6)}
.paper{background:linear-gradient(180deg,var(--paper),#efe0c3);color:var(--paper-ink);border-radius:10px;padding:14px 16px 12px;
  border:1px solid #b99b5f;box-shadow:0 8px 30px rgba(0,0,0,.5), inset 0 0 60px rgba(179,92,18,.15);position:relative;min-height:250px}
.paper::before,.paper::after{content:"";position:absolute;top:8px;bottom:8px;width:1px;background:repeating-linear-gradient(180deg,#b99b5f 0 5px,transparent 5px 10px);opacity:.6}
.paper::before{left:8px}.paper::after{right:8px}
.paper-top{font-size:11px;letter-spacing:.25em;color:#7a5a2e;border-bottom:1px solid #c9ab6d;padding-bottom:8px;display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}
.poem{font-family:'Shippori Mincho',serif;font-weight:700;font-size:clamp(20px,3.4vw,27px);line-height:1.9;padding:14px 6px;min-height:150px}
.poem .line{display:block;opacity:0;transform:translateY(8px);animation:stamp .4s forwards}
.poem .line.struck{text-shadow:0 0 1px #241d18}
@keyframes stamp{to{opacity:1;transform:none}}
.poem .ghost{font-size:16px;font-weight:500;color:#6b5636;line-height:1.8}
.paper-meta{font-size:11px;color:#7a5a2e;border-top:1px dashed #c9ab6d;padding-top:8px}
.forge-row{display:flex;gap:10px;margin-top:12px}
.forge{flex:1;font:inherit;font-family:'DotGothic16',sans-serif;font-size:18px;letter-spacing:.06em;cursor:pointer;color:#14060a;
  background:linear-gradient(180deg,#ffe9c4,var(--gold) 55%,#ff7b2e);border:2px solid #5a3208;border-radius:12px;padding:12px;
  box-shadow:0 5px 0 #4a2a06,0 0 24px rgba(255,179,71,.5);transition:transform .06s}
.forge small{display:block;font-size:10px;letter-spacing:.3em}
.forge:active{transform:translateY(4px);box-shadow:0 1px 0 #4a2a06}
.forge:disabled{filter:grayscale(.8) brightness(.7);cursor:not-allowed}
.ghost-btn{font:inherit;font-size:12px;background:transparent;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:10px 12px;cursor:pointer}
.ghost-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.ghost-btn.danger:hover{border-color:var(--verm);color:var(--verm)}
.verse-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.chip{font:inherit;font-size:12px;border-radius:99px;padding:8px 12px;background:rgba(0,240,255,.08);border:1px solid var(--line);color:var(--ink);cursor:pointer}
.chip:hover{background:rgba(255,45,120,.15);border-color:var(--pink)}

/* bellows */
.bellows-visual{height:120px;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;gap:0;
  background:radial-gradient(300px 120px at 50% 100%,rgba(255,45,120,.25),transparent),#0a0918;cursor:grab;user-select:none;touch-action:none;overflow:hidden;position:relative}
.bellows-visual:active{cursor:grabbing}
.bellow-ribs{display:flex;gap:6px;align-items:stretch;height:64px;transition:transform .15s}
.bellow-ribs i{width:16px;background:linear-gradient(180deg,#7a2b3f,var(--pink));border-radius:4px;box-shadow:0 0 12px rgba(255,45,120,.6);display:block}
.bellow-mouth{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-family:'Shippori Mincho',serif;background:var(--cyan);color:#06222a;
  border-radius:8px;padding:6px 8px;font-size:12px;writing-mode:vertical-rl;box-shadow:0 0 14px rgba(0,240,255,.7)}
.pump{width:100%;margin-top:12px;font-family:'DotGothic16',sans-serif;font-size:18px;padding:14px;border-radius:12px;cursor:pointer;
  color:#06222a;background:linear-gradient(180deg,#c8fbff,var(--cyan) 60%,#0090a8);border:2px solid #03424d;
  box-shadow:0 5px 0 #03424d,0 0 24px rgba(0,240,255,.45)}
.pump small{display:block;font-size:10px;letter-spacing:.25em}
.pump:active{transform:translateY(4px);box-shadow:0 1px 0 #03424d}
.controls{display:grid;gap:10px;margin-top:12px}
.ctl{font-size:12px;color:var(--dim);display:grid;gap:6px}
.ctl b{color:var(--gold)}
input[type=range]{width:100%;accent-color:var(--pink);height:28px}
.bellows-row{display:flex;gap:10px;margin-top:6px;flex-wrap:wrap}
.bellows-row .ghost-btn{flex:1}

/* anthology */
.shelf{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:10px}
@media(min-width:700px){.shelf{grid-template-columns:1fr 1fr}}
.shelf li{background:rgba(247,239,220,.06);border:1px solid rgba(247,239,220,.18);border-radius:10px;padding:10px 12px;font-size:13px;line-height:1.7}
.shelf li .jp-line{font-family:'Shippori Mincho',serif}
.shelf li .meta{display:flex;justify-content:space-between;color:var(--dim);font-size:11px;margin-top:6px}
.shelf li button{background:none;border:none;color:var(--verm);cursor:pointer;font:inherit;font-size:12px}

footer{position:relative;z-index:2;text-align:center;color:var(--dim);font-size:11px;padding:14px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
#toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%) translateY(20px);background:#0a0918;border:1px solid var(--cyan);
  color:var(--ink);padding:10px 16px;border-radius:99px;opacity:0;transition:.25s;z-index:9;font-size:13px;box-shadow:0 0 20px rgba(0,240,255,.4);max-width:92vw}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media(max-width:420px){
  .meter-wrap{grid-template-columns:74px 1fr}
  .sign{gap:8px}.kanji-vertical{font-size:12px}
  .forge-row{flex-direction:column}
}