/* =========================================================
   LET KOIN ($LET) — styles.css
   ========================================================= */
:root{
  --navy:#070B1E;
  --navy-2:#0B1230;
  --surface:#0E1633;
  --surface-2:#131C42;
  --line:rgba(123,166,255,.14);
  --line-strong:rgba(123,166,255,.28);
  --blue:#2D6BFF;
  --blue-soft:#4F8BFF;
  --cyan:#19E3FF;
  --gold:#FFC447;
  --mint:#3DD3A0;
  --text:#EAF0FF;
  --muted:#93A0CF;
  --muted-2:#6C78A6;
  --r:18px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--navy);
  color:var(--text);
  font-family:"Inter",system-ui,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:"Space Grotesk",sans-serif;font-weight:700;line-height:1.08;letter-spacing:-.02em;margin:0}
p{margin:0}
a{color:inherit;text-decoration:none}
.mono{font-family:"JetBrains Mono",monospace}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
.eyebrow{
  font-family:"JetBrains Mono",monospace;font-size:12px;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);display:inline-block}
.section{padding:120px 0;position:relative}
.section-head{max-width:680px;margin-bottom:56px}
.section-head h2{font-size:clamp(30px,4vw,46px);margin:18px 0 16px}
.section-head p{color:var(--muted);font-size:18px}

/* ---------- background atmosphere ---------- */
.glow{position:fixed;border-radius:50%;filter:blur(120px);opacity:.5;z-index:0;pointer-events:none}
.glow.a{width:520px;height:520px;background:radial-gradient(circle,#1b3a8f,transparent 70%);top:-160px;right:-120px}
.glow.b{width:480px;height:480px;background:radial-gradient(circle,#0e7c93,transparent 70%);top:880px;left:-180px;opacity:.35}

/* ---------- nav ---------- */
header.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);
  background:rgba(7,11,30,.72);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:11px;font-family:"Space Grotesk";font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--cyan),var(--blue));
  display:grid;place-items:center;box-shadow:0 0 16px rgba(45,107,255,.6)}
.brand .mark span{width:9px;height:9px;background:var(--navy);border-radius:2px}
.brand small{color:var(--cyan);font-family:"JetBrains Mono";font-size:12px;font-weight:700}
nav.links{display:flex;gap:30px}
nav.links a{color:var(--muted);font-size:14.5px;font-weight:500;transition:color .2s}
nav.links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:15px;border-radius:999px;padding:13px 24px;cursor:pointer;
  border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#04102e;
  box-shadow:0 8px 26px rgba(45,107,255,.4)}
.btn-primary:hover{box-shadow:0 12px 36px rgba(25,227,255,.5)}
.btn-ghost{background:rgba(123,166,255,.06);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--cyan);background:rgba(25,227,255,.08)}
.btn-block{width:100%;padding:16px}
.nav-cta{display:flex;gap:12px;align-items:center}
.menu-btn{display:none;background:none;border:0;color:var(--text);cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;z-index:2;padding:84px 0 96px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(40px,5.6vw,68px)}
.hero h1 .accent{background:linear-gradient(120deg,var(--cyan),var(--blue-soft));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{color:var(--muted);font-size:19px;max-width:520px;margin:24px 0 34px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.ticker{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.chip{font-family:"JetBrains Mono";font-size:12.5px;padding:8px 13px;border-radius:9px;
  border:1px solid var(--line);background:var(--surface);color:var(--muted)}
.chip b{color:var(--cyan)}

/* pixel board signature */
.board-card{position:relative;border-radius:24px;padding:22px;
  background:linear-gradient(160deg,var(--surface-2),var(--navy-2));
  border:1px solid var(--line-strong);box-shadow:0 30px 80px rgba(2,6,23,.6)}
.board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.board-top .t{font-family:"Space Grotesk";font-weight:700;font-size:15px}
.board-top .t small{color:var(--cyan);font-family:"JetBrains Mono";font-size:11px;display:block;font-weight:700;letter-spacing:.1em}
.board-top .live{font-family:"JetBrains Mono";font-size:11px;color:var(--gold);display:flex;align-items:center;gap:7px}
.board-top .live i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
#board{display:grid;grid-template-columns:repeat(14,1fr);gap:5px}
.px{aspect-ratio:1;border-radius:4px;background:rgba(123,166,255,.07);
  border:1px solid rgba(123,166,255,.08);transition:transform .18s var(--ease),background .25s,box-shadow .25s;cursor:pointer}
.px:hover{background:var(--cyan);transform:scale(1.18);box-shadow:0 0 14px var(--cyan)}
.px.prize{background:linear-gradient(135deg,var(--gold),#ff9d3d);box-shadow:0 0 12px rgba(255,196,71,.5)}
.px.win{animation:win .9s var(--ease)}
@keyframes win{0%{background:var(--gold);transform:scale(1.4);box-shadow:0 0 18px var(--gold)}100%{transform:scale(1)}}
.board-foot{display:flex;justify-content:space-between;align-items:center;margin-top:16px;
  font-family:"JetBrains Mono";font-size:11.5px;color:var(--muted-2)}
.board-foot b{color:var(--text)}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-visual{border-radius:22px;border:1px solid var(--line-strong);overflow:hidden;
  background:linear-gradient(160deg,var(--surface-2),var(--navy-2));padding:34px;min-height:340px;
  display:flex;flex-direction:column;justify-content:center;gap:14px}
.eco-node{display:flex;align-items:center;gap:14px;padding:15px 18px;border-radius:14px;
  background:rgba(123,166,255,.05);border:1px solid var(--line);transition:transform .25s var(--ease),border-color .25s}
.eco-node:hover{transform:translateX(6px);border-color:var(--cyan)}
.eco-node .ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(135deg,rgba(25,227,255,.18),rgba(45,107,255,.18));font-size:18px}
.eco-node .n{font-family:"Space Grotesk";font-weight:600;font-size:15px}
.eco-node .n small{display:block;color:var(--muted-2);font-family:"Inter";font-weight:400;font-size:12.5px}
.about-text h2{font-size:clamp(28px,3.6vw,40px);margin-bottom:18px}
.about-text p{color:var(--muted);font-size:17px;margin-bottom:16px}

/* ---------- utilities ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{padding:28px 24px;border-radius:var(--r);background:var(--surface);
  border:1px solid var(--line);transition:transform .3s var(--ease),border-color .3s,background .3s}
.card:hover{transform:translateY(-8px);border-color:var(--line-strong);background:var(--surface-2)}
.card .ic{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;font-size:23px;margin-bottom:18px;
  background:linear-gradient(135deg,rgba(25,227,255,.16),rgba(45,107,255,.16));border:1px solid var(--line-strong)}
.card h3{font-size:19px;margin-bottom:9px}
.card p{color:var(--muted);font-size:14.5px}

/* ---------- ecosystem deep dive ---------- */
.eco-split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.eco-panel{border-radius:22px;padding:34px;border:1px solid var(--line);position:relative;overflow:hidden}
.eco-panel.tlk{background:linear-gradient(165deg,#10204f,#0a132f)}
.eco-panel.game{background:linear-gradient(165deg,#102a4a,#0a1730)}
.eco-panel .tag{font-family:"JetBrains Mono";font-size:11px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--cyan)}
.eco-panel.game .tag{color:var(--gold)}
.eco-panel h3{font-size:25px;margin:12px 0 10px}
.eco-panel>p{color:var(--muted);font-size:15px;margin-bottom:22px}
.feat{display:flex;gap:13px;padding:13px 0;border-top:1px solid var(--line)}
.feat .fi{font-size:18px;flex-shrink:0;width:24px;text-align:center}
.feat .ft b{display:block;font-family:"Space Grotesk";font-weight:600;font-size:15px}
.feat .ft span{color:var(--muted);font-size:13.5px}

/* ---------- why invest ---------- */
.invest-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.invest-item{display:flex;gap:16px;padding:24px;border-radius:var(--r);
  background:var(--surface);border:1px solid var(--line);transition:border-color .25s,transform .25s var(--ease)}
.invest-item:hover{border-color:var(--cyan);transform:translateY(-4px)}
.check{width:34px;height:34px;flex-shrink:0;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--cyan),var(--blue));color:#04102e;font-weight:800}
.invest-item h3{font-size:18px;margin-bottom:6px}
.invest-item p{color:var(--muted);font-size:14.5px}

/* ---------- PRE-SALE WIDGET ---------- */
.presale-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}
.presale-info,.buy-card{border-radius:22px;padding:32px;border:1px solid var(--line-strong)}
.presale-info{background:linear-gradient(165deg,#0f1c44,#0a1330);display:flex;flex-direction:column}
.round-badge{display:inline-flex;align-self:flex-start;align-items:center;gap:8px;
  font-family:"JetBrains Mono";font-weight:700;font-size:12px;letter-spacing:.08em;
  padding:8px 14px;border-radius:999px;color:#04102e;
  background:linear-gradient(135deg,var(--gold),#ff9d3d);box-shadow:0 0 20px rgba(255,196,71,.35)}
.tier-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:20px 0}
.tier-card{padding:12px 10px;border-radius:13px;background:rgba(123,166,255,.05);
  border:1px solid var(--line);text-align:center;transition:border-color .25s,background .25s}
.tier-card .tn{font-family:"JetBrains Mono";font-size:10.5px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.tier-card .tp{font-family:"Space Grotesk";font-weight:700;font-size:15px;margin:5px 0 2px}
.tier-card .tb{font-family:"JetBrains Mono";font-size:10.5px;color:var(--mint)}
.tier-card .ts{display:inline-block;margin-top:8px;font-family:"JetBrains Mono";font-size:9.5px;
  letter-spacing:.08em;text-transform:uppercase;padding:3px 9px;border-radius:999px;color:var(--muted-2);
  background:rgba(123,166,255,.08)}
.tier-card.live{border-color:var(--cyan);background:rgba(25,227,255,.08)}
.tier-card.live .ts{color:#04102e;background:linear-gradient(135deg,var(--cyan),var(--blue))}
.tier-card.done{opacity:.55}
.tier-card.done .ts{color:var(--mint)}
.cd-label{font-family:"JetBrains Mono";font-size:11px;color:var(--muted-2);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px}
.countdown{display:flex;gap:10px;margin:0 0 26px}
.cd-cell{flex:1;text-align:center;padding:14px 6px;border-radius:13px;
  background:rgba(123,166,255,.05);border:1px solid var(--line)}
.cd-cell b{display:block;font-family:"Space Grotesk";font-weight:700;font-size:26px;line-height:1}
.cd-cell span{font-family:"JetBrains Mono";font-size:10px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase}
.progress{margin-top:auto}
.progress-track{position:relative;height:12px;border-radius:999px;background:rgba(123,166,255,.1);overflow:visible}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--blue));
  width:0;transition:width 1.4s var(--ease);box-shadow:0 0 16px rgba(25,227,255,.45)}
.soft-marker{position:absolute;top:-6px;bottom:-6px;width:2px;background:var(--gold)}
.soft-marker::after{content:attr(data-label);position:absolute;top:-20px;left:50%;transform:translateX(-50%);
  font-family:"JetBrains Mono";font-size:9px;color:var(--gold);white-space:nowrap;letter-spacing:.06em}
.progress-meta{display:flex;justify-content:space-between;margin-top:14px;font-family:"JetBrains Mono";font-size:12.5px;color:var(--muted)}
.progress-meta b{color:var(--text)}
.presale-facts{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:1px}
.presale-facts li{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.presale-facts li b{color:var(--text);font-family:"JetBrains Mono";font-size:13px}

.buy-card{background:linear-gradient(165deg,var(--surface-2),var(--navy-2));display:flex;flex-direction:column;gap:16px}
.buy-card .bc-head{display:flex;justify-content:space-between;align-items:baseline}
.buy-card .bc-head h3{font-size:20px}
.buy-card .bc-head small{font-family:"JetBrains Mono";font-size:12px;color:var(--cyan)}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;padding:5px;border-radius:13px;
  background:rgba(7,11,30,.6);border:1px solid var(--line)}
.seg button{font-family:"JetBrains Mono";font-weight:700;font-size:13px;color:var(--muted);
  padding:10px;border:0;border-radius:9px;background:transparent;cursor:pointer;transition:all .2s}
.seg button.active{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#04102e}
.field{background:rgba(7,11,30,.5);border:1px solid var(--line);border-radius:13px;padding:14px 16px}
.field label{font-family:"JetBrains Mono";font-size:10.5px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase}
.field .row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px}
.field input{flex:1;background:transparent;border:0;color:var(--text);font-family:"Space Grotesk";
  font-weight:600;font-size:22px;width:100%;outline:none;min-width:0}
.field .denom{font-family:"JetBrains Mono";font-weight:700;font-size:14px;color:var(--cyan);white-space:nowrap}
.field.readonly .denom{color:var(--gold)}
.field #letOut{color:var(--gold)}
.swap-ic{align-self:center;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface);border:1px solid var(--line-strong);color:var(--cyan);margin:-6px 0;font-size:15px}
.bonus-line{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);
  padding:2px 4px;font-family:"JetBrains Mono"}
.bonus-line b{color:var(--mint)}
.buy-note{font-size:11.5px;color:var(--muted-2);line-height:1.6;text-align:center}
.buy-status{font-family:"JetBrains Mono";font-size:12.5px;text-align:center;color:var(--mint);min-height:18px}

/* ---------- pre-sale: coming soon ---------- */
.coming-soon{max-width:660px;margin:0 auto;text-align:center;border-radius:22px;padding:52px 40px;
  border:1px solid var(--line-strong);background:linear-gradient(165deg,var(--surface-2),var(--navy-2));
  box-shadow:0 30px 80px rgba(2,6,23,.5)}
.cs-badge{display:inline-flex;align-items:center;gap:8px;font-family:"JetBrains Mono";font-weight:700;
  font-size:12px;letter-spacing:.08em;padding:9px 16px;border-radius:999px;color:#04102e;
  background:linear-gradient(135deg,var(--gold),#ff9d3d);box-shadow:0 0 20px rgba(255,196,71,.35)}
.coming-soon h3{font-size:clamp(24px,3.4vw,34px);margin:22px 0 12px}
.coming-soon>p{color:var(--muted);font-size:16px;max-width:460px;margin:0 auto}
.cs-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:30px 0 4px}
.cs-facts{max-width:420px;margin:22px auto 0;text-align:left}

/* ---------- tokenomics ---------- */
.token-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.donut-wrap{position:relative;display:grid;place-items:center}
.donut svg{transform:rotate(-90deg)}
.donut .seg-c{transition:stroke-dashoffset 1.2s var(--ease);fill:none;stroke-width:30}
.donut-center{position:absolute;text-align:center}
.donut-center .big{font-family:"Space Grotesk";font-weight:700;font-size:30px}
.donut-center .lbl{font-family:"JetBrains Mono";font-size:11px;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.legend{display:flex;flex-direction:column;gap:2px;margin-bottom:26px}
.lrow{display:grid;grid-template-columns:14px 1fr auto auto;gap:13px;align-items:center;
  padding:10px 0;border-bottom:1px solid var(--line)}
.lrow .dot{width:13px;height:13px;border-radius:4px}
.lrow .nm{font-size:14px;font-weight:500}
.lrow .pc{font-family:"JetBrains Mono";font-weight:700;color:var(--text);font-size:14px}
.lrow .tk{font-family:"JetBrains Mono";font-size:11.5px;color:var(--muted-2);min-width:120px;text-align:right}
.token-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}
.fact{padding:16px;border-radius:13px;background:var(--surface);border:1px solid var(--line)}
.fact .k{font-family:"JetBrains Mono";font-size:11px;color:var(--muted-2);letter-spacing:.08em;text-transform:uppercase}
.fact .v{font-family:"Space Grotesk";font-weight:600;font-size:17px;margin-top:4px}
.fact .v small{color:var(--cyan);font-size:13px}

/* ---------- roadmap ---------- */
.road{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.road::before{content:"";position:absolute;top:23px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--blue),var(--muted-2))}
.stop{padding:0 16px;position:relative}
.stop .node{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-size:19px;
  background:var(--surface-2);border:2px solid var(--cyan);position:relative;z-index:2;margin-bottom:22px;
  box-shadow:0 0 0 6px rgba(7,11,30,1)}
.stop:nth-child(n+3) .node{border-color:var(--muted-2)}
.stop .q{font-family:"JetBrains Mono";font-weight:700;color:var(--cyan);font-size:14px;letter-spacing:.08em}
.stop:nth-child(n+3) .q{color:var(--muted)}
.stop ul{list-style:none;padding:0;margin:12px 0 0}
.stop li{color:var(--muted);font-size:14px;padding:6px 0 6px 18px;position:relative}
.stop li::before{content:"";position:absolute;left:0;top:13px;width:6px;height:6px;border-radius:2px;background:var(--blue-soft)}

/* ---------- community ---------- */
.community{text-align:center}
.community .section-head{margin:0 auto 40px}
.socials{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.social{display:flex;align-items:center;gap:11px;padding:15px 26px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:15px;
  transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.social:hover{transform:translateY(-3px);border-color:var(--cyan);box-shadow:0 0 24px rgba(25,227,255,.25)}
.social .si{font-size:18px}

/* ---------- vision ---------- */
.vision{text-align:center;padding:140px 0;position:relative;z-index:2}
.vision .eyebrow{justify-content:center}
.vision h2{font-size:clamp(56px,10vw,128px);margin:26px 0 12px;
  background:linear-gradient(120deg,var(--cyan),var(--blue-soft) 60%,var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.vision .sub{color:var(--muted);font-style:italic;font-size:17px}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:54px 0 40px;position:relative;z-index:2;background:var(--navy-2)}
.foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:30px}
.foot-grid p{color:var(--muted);font-size:14px;max-width:380px;margin-top:14px}
.foot-links{display:flex;gap:46px;flex-wrap:wrap}
.foot-col h5{font-family:"JetBrains Mono";font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-2);margin-bottom:14px;font-weight:700}
.foot-col a{display:block;color:var(--muted);font-size:14px;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--cyan)}
.disclaimer{border-top:1px solid var(--line);padding-top:24px;color:var(--muted-2);font-size:12.5px;line-height:1.7}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .hero-grid,.about-grid,.token-grid,.presale-grid{grid-template-columns:1fr;gap:42px}
  .cards{grid-template-columns:1fr 1fr}
  .eco-split,.invest-grid{grid-template-columns:1fr}
  .road{grid-template-columns:1fr 1fr;gap:40px 0}
  .road::before{display:none}
  nav.links{display:none}
}
@media(max-width:620px){
  .section{padding:84px 0}
  .cards,.road{grid-template-columns:1fr}
  .token-facts{grid-template-columns:1fr 1fr}
  .nav-cta .btn-ghost{display:none}
  .menu-btn{display:block}
  .foot-grid{flex-direction:column}
  .countdown{gap:6px}
  .cd-cell b{font-size:21px}
  .tier-strip{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}