:root{
  --bg:#050a0f;
  --panel:#0b141cdd;
  --panel2:#0e1b24;
  --line:#1d3440;
  --text:#eef7f4;
  --muted:#91a8aa;
  --yellow:#ffe66a;
  --cyan:#7ce7dc;
  --blue:#84aef5;
  --orange:#ffb36a;
  --green:#80e3a2;
  --red:#ff756e;
  --shadow:0 20px 70px #0008;
}
*{box-sizing:border-box}
html{background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
body{
  margin:0;min-height:100vh;
  background:
    radial-gradient(circle at 82% 8%,#12323c66 0,transparent 35%),
    radial-gradient(circle at 12% 15%,#302d1644 0,transparent 28%),
    linear-gradient(#071018,#04080c)
}
button,input,select{font:inherit}
button{cursor:pointer}
.stars{
  position:fixed;inset:0;pointer-events:none;opacity:.28;
  background-image:radial-gradient(circle,#fff 1px,transparent 1px),radial-gradient(circle,#9ff 1px,transparent 1px);
  background-size:83px 83px,137px 137px;background-position:12px 9px,61px 47px
}
.topbar{
  position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;
  padding:14px clamp(18px,4vw,54px);border-bottom:1px solid #21333a;background:#050b10df;backdrop-filter:blur(16px)
}
.brand{display:flex;gap:11px;align-items:center}
.brand-mark{color:var(--yellow);font-size:25px;filter:drop-shadow(0 0 12px #ffe66a99)}
.brand strong{display:block;font-size:14px;letter-spacing:.09em;text-transform:uppercase}
.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.ghost,.primary,.route-btn,.tiny-btn{
  border:1px solid var(--line);border-radius:8px;background:#0e1d25;color:var(--text);padding:9px 12px
}
.ghost:hover,.route-btn:hover,.tiny-btn:hover{border-color:var(--cyan)}
main{width:min(1440px,94vw);margin:auto}
.hero{padding:clamp(46px,8vw,92px) 0 30px;max-width:980px}
.eyebrow{font-size:12px;letter-spacing:.24em;color:var(--yellow);font-weight:700}
.hero h1{font-size:clamp(34px,5.4vw,70px);line-height:.98;margin:10px 0 15px;letter-spacing:-.045em}
.sub{font-size:clamp(15px,2vw,19px);color:var(--muted);max-width:820px}
.search-wrap{
  height:62px;display:flex;align-items:center;gap:12px;margin-top:27px;border:1px solid #2b4650;
  background:#08131b;border-radius:12px;padding:0 16px;box-shadow:0 0 0 1px #000 inset,var(--shadow)
}
.search-wrap:focus-within{border-color:var(--cyan);box-shadow:0 0 0 2px #7ce7dc22,var(--shadow)}
.search-wrap>span{font-size:26px;color:var(--cyan)}
.search-wrap input{flex:1;background:none;border:0;outline:0;color:var(--text);font-size:18px;min-width:0}
.search-wrap kbd{color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:2px 7px}
.hero-tools{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:13px}
.system-tabs{display:flex;gap:6px;padding:4px;border:1px solid var(--line);border-radius:10px;background:#071119}
.system-tab{border:0;border-radius:7px;background:transparent;color:var(--muted);padding:7px 11px}
.system-tab.active{background:#15252e;color:var(--text)}
.system-tab[data-system="craft"].active{box-shadow:inset 0 0 0 1px #ffb36a55}
.system-tab[data-system="refine"].active{box-shadow:inset 0 0 0 1px #84aef555}
.meta-line{color:var(--muted);font-size:12px}
.workspace{display:grid;grid-template-columns:minmax(300px,390px) minmax(0,1fr);gap:18px;padding:8px 0 48px}
.panel{border:1px solid #1d333e;border-radius:14px;background:linear-gradient(180deg,#0b151ddd,#071018e8);box-shadow:var(--shadow);overflow:hidden}
.sidebar{height:min(72vh,820px);display:flex;flex-direction:column}
.mode-tabs{display:grid;grid-template-columns:1fr 1fr 1fr;padding:10px;border-bottom:1px solid var(--line);gap:7px}
.tab{border:0;border-radius:7px;background:transparent;color:var(--muted);padding:10px 7px}
.tab.active{background:#162730;color:var(--text)}
.controls{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:12px;border-bottom:1px solid var(--line)}
label span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:5px}
select,input[type=number]{width:100%;border:1px solid var(--line);border-radius:7px;background:#08131b;color:var(--text);padding:8px}
.list-head{display:flex;justify-content:space-between;padding:11px 13px;color:var(--muted);font-size:12px}
.link{border:0;background:none;color:var(--cyan)}
.result-list{overflow:auto;padding:0 7px 10px}
.result{
  display:grid;grid-template-columns:1fr auto;gap:7px;width:100%;border:0;border-left:2px solid transparent;
  background:transparent;color:var(--text);text-align:left;padding:11px 10px;border-radius:6px
}
.result:hover{background:#10202a}
.result.active{background:#142630;border-left-color:var(--yellow)}
.result b{font-size:13px}
.result small{grid-column:1;color:var(--muted);font-size:11px}
.badges{display:flex;gap:4px;align-items:flex-start}
.badge{border:1px solid #2b4650;border-radius:99px;padding:3px 7px;font-size:9px;letter-spacing:.04em;text-transform:uppercase}
.badge.craft{color:var(--orange);border-color:#6e4f35}
.badge.refine{color:var(--blue);border-color:#3f5578}
.badge.both{color:var(--green);border-color:#3d6c4c}
.detail{min-height:600px;padding:clamp(20px,3vw,38px)}
.detail-placeholder{display:grid;place-items:center;text-align:center;min-height:500px;color:var(--muted)}
.detail-placeholder h2{color:var(--text);margin:8px 0 0}
.detail-placeholder p{max-width:580px;margin-top:-100px}
.hex{font-size:64px;color:var(--cyan);opacity:.6}
.detail-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:20px}
.kicker{color:var(--yellow);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.detail-head h2{font-size:clamp(28px,4vw,48px);margin:5px 0 7px;letter-spacing:-.035em}
.detail-head p{color:var(--muted);margin:0}
.detail-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.favorite{font-size:22px;border:1px solid var(--line);border-radius:9px;background:#0b171f;color:var(--muted);padding:7px 10px}
.favorite.on{color:var(--yellow)}
.qty-box{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:9px;padding:5px 7px;background:#09151d}
.qty-box span{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.1em}
.qty-box input{width:74px;padding:6px}
.method-summary{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 0}
.method-summary span{border:1px solid var(--line);border-radius:99px;padding:5px 9px;font-size:11px;color:var(--muted)}
.section-title{display:flex;align-items:center;gap:9px;margin:24px 0 10px}
.section-title h3{margin:0;font-size:15px;letter-spacing:.04em}
.section-title .line{height:1px;flex:1;background:var(--line)}
.section-title .count{color:var(--muted);font-size:11px}
.recipe-grid{display:grid;gap:12px}
.recipe-card{border:1px solid var(--line);border-radius:10px;background:#0b171f;padding:15px}
.recipe-card.craft{box-shadow:inset 3px 0 #8d5a2d}
.recipe-card.refine{box-shadow:inset 3px 0 #41608f}
.recipe-number{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.ingredient-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ingredient{border:1px solid #2b4650;background:#10212a;border-radius:7px;color:var(--text);padding:9px 11px}
.ingredient:hover{border-color:var(--yellow)}
.plus{color:var(--muted)}
.arrow{color:var(--cyan);font-size:18px}
.output-chip{border:1px solid #4a4930;background:#222111;border-radius:7px;color:var(--yellow);padding:9px 11px;font-weight:700}
.recipe-facts{display:flex;gap:12px;flex-wrap:wrap;margin-top:10px;color:var(--muted);font-size:11px}
.fact{border:1px solid #1b303a;border-radius:6px;padding:4px 7px;background:#081219}
.route-btn{margin-top:12px;font-size:12px}
.route{margin-top:12px;padding-top:10px;border-top:1px dashed #29424c}
.tree,.tree ul{list-style:none;margin:0;padding-left:18px}
.tree li{position:relative;margin:7px 0;color:#dce8e6;font-size:12px}
.tree li:before{content:"";position:absolute;left:-12px;top:8px;width:7px;border-top:1px solid #36515a}
.tree .raw{color:var(--cyan)}
.tree .cycle{color:var(--red)}
.tree .via{color:var(--muted);font-size:10px}
.use-list{display:grid;gap:8px;margin-top:20px}
.use-row{
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);
  border-radius:8px;background:#0b171f;color:var(--text);text-align:left
}
.use-row:hover{border-color:var(--cyan)}
.use-row small{color:var(--muted)}
.use-row .method{font-size:9px;text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--line);border-radius:99px;padding:4px 7px}
.empty-state{max-width:720px;margin:10px auto 80px;padding:35px;border:1px solid var(--line);border-radius:14px;background:#0b151d}
.primary{background:var(--yellow);color:#151400;border-color:var(--yellow);font-weight:800}
.hidden{display:none!important}
footer{
  width:min(1440px,94vw);margin:0 auto;padding:24px 0 35px;border-top:1px solid #172933;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:11px
}
footer a{color:var(--cyan)}
@media(max-width:840px){
  .workspace{grid-template-columns:1fr}
  .sidebar{height:470px}
  .topbar{padding:12px 15px}
  .ghost{font-size:11px}
  .detail{min-height:0}
  .hero{padding-top:48px}
}
@media(max-width:560px){
  main{width:min(100% - 22px,1440px)}
  .brand small{display:none}
  .brand strong{font-size:11px}
  .hero h1{font-size:39px}
  .search-wrap{height:56px}
  .search-wrap input{font-size:15px}
  .search-wrap kbd{display:none}
  .mode-tabs{grid-template-columns:1fr 1fr}
  .mode-tabs .tab:last-child{grid-column:1/-1}
  .detail-head{display:block}
  .detail-actions{justify-content:flex-start;margin-top:13px}
  .qty-box{width:max-content}
}