/* =====================================================================
   SKYBREAK — shared stylesheet (site chrome + page sections)
   Game-specific CSS (stage/HUD/rail/screens) lives inline in play.html.
   ===================================================================== */
:root{
  --void:#06070f; --void2:#0a0c1c; --panel:rgba(13,16,34,.72); --panel2:rgba(20,24,48,.6);
  --ink:#eef1ff; --muted:#8b93c4; --faint:#5c6498;
  --amber:#ff7a3c; --amber-soft:#ffb070; --ion:#2ff3d0; --ion-dim:#168f7c;
  --danger:#ff3b6b; --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --rad:14px;
  /* atmospheric layer skies (shared with the game engine) */
  --tropo-t:#6fa6ff; --tropo-b:#bfe0ff;
  --strato-t:#2b4a8f; --strato-b:#6f93d8;
  --meso-t:#162451;  --meso-b:#2c407c;
  --thermo-t:#0b1130;--thermo-b:#1a2155;
  --space-t:#02030a; --space-b:#070b1f;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(47,243,208,.10), transparent 60%),
    radial-gradient(1000px 600px at 8% 8%, rgba(255,122,60,.10), transparent 55%),
    var(--void);
  color:var(--ink);
  font-family:'Space Grotesk',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  line-height:1.5; -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.mono{font-family:'Chakra Petch',ui-monospace,monospace;font-variant-numeric:tabular-nums}
.eyebrow{font-family:'Chakra Petch';letter-spacing:.32em;text-transform:uppercase;font-size:11px;color:var(--ion);font-weight:600}
.ion{color:var(--ion)} .amb{color:var(--amber-soft)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:40;backdrop-filter:blur(12px);
  background:linear-gradient(180deg,rgba(6,7,15,.92),rgba(6,7,15,.55));border-bottom:1px solid var(--line)}
.nav .row{display:flex;align-items:center;gap:18px;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Chakra Petch';font-weight:700;letter-spacing:.04em;font-size:18px}
.brand .glyph{width:26px;height:26px;display:block}
.brand b{background:linear-gradient(92deg,var(--amber),var(--ion));-webkit-background-clip:text;background-clip:text;color:transparent}
.tick{font-family:'Chakra Petch';font-size:12px;color:var(--muted);border:1px solid var(--line2);padding:3px 8px;border-radius:999px}
.nav .sp{flex:1}
.nav .links{display:flex;gap:16px;align-items:center}
.nav .links a{font-size:13px;color:var(--muted);position:relative;padding:4px 0}
.nav .links a:hover{color:var(--ink)}
.nav .links a.here{color:var(--ink)}
.nav .links a.here::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--amber),var(--ion))}
.btn{font-family:'Chakra Petch';font-weight:600;letter-spacing:.02em;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:7px;
  padding:10px 16px;border-radius:11px;font-size:14px;transition:transform .12s ease, box-shadow .2s ease, background .2s, border-color .2s}
.btn:active{transform:translateY(1px)}
.btn-buy{background:linear-gradient(94deg,var(--amber),#ff9a4d);color:#1a0d04;box-shadow:0 6px 22px rgba(255,122,60,.32)}
.btn-buy:hover{box-shadow:0 8px 30px rgba(255,122,60,.5)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line2)}
.btn-ghost:hover{border-color:var(--ion);color:var(--ion)}
.btn-ion{background:linear-gradient(94deg,var(--ion),#5ff7dd);color:#04201b;box-shadow:0 6px 22px rgba(47,243,208,.28)}
.btn-ion:hover{box-shadow:0 8px 30px rgba(47,243,208,.46)}
@media(max-width:820px){.nav .links{display:none}}

/* mobile drawer toggle */
.navtoggle{display:none;background:transparent;border:1px solid var(--line2);border-radius:9px;color:var(--muted);
  width:38px;height:38px;cursor:pointer;align-items:center;justify-content:center}
.navtoggle svg{width:18px;height:18px}
.drawer{display:none}
@media(max-width:820px){
  .navtoggle{display:inline-flex}
  .drawer{display:block;max-height:0;overflow:hidden;transition:max-height .3s ease;border-bottom:1px solid var(--line);
    background:rgba(6,7,15,.96);backdrop-filter:blur(12px);position:sticky;top:62px;z-index:39}
  .drawer.open{max-height:380px}
  .drawer .wrap{display:flex;flex-direction:column;gap:2px;padding-top:10px;padding-bottom:16px}
  .drawer a{padding:11px 4px;color:var(--muted);font-size:15px;border-bottom:1px solid var(--line)}
  .drawer a:hover{color:var(--ink)}
}

/* ---------- contract chip (compact) ---------- */
.ca{margin-top:20px;display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;padding:10px 12px;max-width:520px}
.ca .lab{font-family:'Chakra Petch';font-size:10px;letter-spacing:.22em;color:var(--ion);text-transform:uppercase}
.ca code{flex:1;min-width:0;font-family:'Chakra Petch';font-size:13px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.copy{cursor:pointer;border:1px solid var(--line2);background:transparent;color:var(--muted);
  font-family:'Chakra Petch';font-size:11px;padding:6px 10px;border-radius:8px;letter-spacing:.06em;transition:.15s;white-space:nowrap}
.copy:hover{color:var(--ion);border-color:var(--ion)}

/* ===================== HERO (landing) ===================== */
.hero{padding:54px 0 28px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:48px;align-items:center}
.hero h1{font-family:'Chakra Petch';font-weight:700;font-size:clamp(44px,7.2vw,82px);line-height:.94;margin:16px 0 16px;letter-spacing:.004em}
.hero h1 .b1{display:block;background:linear-gradient(96deg,#fff,#cfe6ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .b2{display:block;background:linear-gradient(96deg,var(--amber),var(--ion));-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{color:var(--muted);font-size:17.5px;max-width:48ch}
.lede b{color:var(--ink);font-weight:600}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.cta .btn{padding:14px 22px;font-size:15px}

/* signature: animated ascent viewport */
.ascent{justify-self:center;position:relative;width:100%;max-width:380px;aspect-ratio:46/64;border-radius:20px;overflow:hidden;
  border:1px solid var(--line2);
  background:linear-gradient(180deg,
    var(--space-t) 0%, var(--space-b) 14%,
    var(--thermo-t) 26%, var(--thermo-b) 38%,
    var(--meso-t) 50%, var(--meso-b) 60%,
    var(--strato-t) 72%, var(--strato-b) 82%,
    var(--tropo-t) 92%, var(--tropo-b) 100%);
  box-shadow:0 34px 90px rgba(0,0,0,.6), 0 0 0 1px rgba(47,243,208,.06) inset, 0 0 70px rgba(47,243,208,.06)}
.ascent .stars{position:absolute;inset:0}
.ascent .stars i{position:absolute;width:2px;height:2px;border-radius:50%;background:#eaf0ff;opacity:.0;animation:twinkle 4s ease-in-out infinite}
.ascent .karman{position:absolute;left:10px;right:46px;top:21%;border-top:1px dashed rgba(47,243,208,.6)}
.ascent .karman span{position:absolute;right:0;top:-16px;font-family:'Chakra Petch';font-size:9px;letter-spacing:.16em;color:var(--ion);text-transform:uppercase}
.ascent .ship{position:absolute;left:38%;bottom:18%;width:34px;transform:translateX(-50%);animation:rise 7s ease-in-out infinite}
.ascent .trail{position:absolute;left:38%;bottom:0;width:2px;height:24%;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(255,154,77,.9),transparent);filter:blur(.4px);animation:rise 7s ease-in-out infinite}
/* hero altitude rail */
.ascent .rail{position:absolute;right:12px;top:42px;bottom:30px;width:26px}
.ascent .rail .track{position:absolute;inset:0;border:1px solid var(--line2);border-radius:8px;background:rgba(0,0,0,.25);overflow:hidden}
.ascent .rail .fill{position:absolute;left:0;right:0;bottom:0;height:8%;border-radius:0 0 7px 7px;
  background:linear-gradient(180deg,var(--ion),#39f0c0 40%,var(--amber) 100%);animation:railclimb 7s ease-in-out infinite}
.ascent .rail .mk{position:absolute;right:30px;font-size:8px;letter-spacing:.04em;color:var(--faint);white-space:nowrap;transform:translateY(50%);font-family:'Chakra Petch'}
.ascent .hud{position:absolute;left:12px;top:12px;font-family:'Chakra Petch'}
.ascent .hud .k{font-size:8px;letter-spacing:.18em;color:rgba(255,255,255,.55);text-transform:uppercase}
.ascent .hud .v{font-size:22px;font-weight:700;line-height:1;
  background:linear-gradient(92deg,var(--amber-soft),var(--ion));-webkit-background-clip:text;background-clip:text;color:transparent}
.ascent .glow{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 60% at 50% 100%, rgba(255,122,60,.18), transparent 60%)}

@keyframes rise{0%,100%{transform:translateX(-50%) translateY(6px)}50%{transform:translateX(-50%) translateY(-6px)}}
@keyframes railclimb{0%{height:8%}45%{height:86%}55%{height:86%}100%{height:8%}}
@keyframes twinkle{0%,100%{opacity:0}50%{opacity:.9}}

/* honest fact row (not the big-number template) */
.statrow{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:40px}
.statcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.statcard .v{font-family:'Chakra Petch';font-weight:700;font-size:24px;letter-spacing:.01em}
.statcard .v.grad{background:linear-gradient(92deg,var(--amber),var(--ion));-webkit-background-clip:text;background-clip:text;color:transparent}
.statcard .k{color:var(--muted);font-size:13px;margin-top:3px}
@media(max-width:680px){.statrow{grid-template-columns:1fr}}

/* ---------- section scaffold ---------- */
section.block{padding:64px 0;border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:30px;flex-wrap:wrap}
.sec-head h2{font-family:'Chakra Petch';font-weight:700;font-size:clamp(26px,3.6vw,40px);margin:0;letter-spacing:.01em}
.sec-head p{color:var(--muted);margin:0;font-size:15px}
.lead-p{color:var(--muted);font-size:16px;max-width:62ch}

/* teaser cards (landing → pages) */
.teasers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.teaser{display:flex;flex-direction:column;gap:10px;background:var(--void2);border:1px solid var(--line);border-radius:var(--rad);
  padding:24px 22px;transition:border-color .2s, transform .2s;min-height:188px}
.teaser:hover{border-color:var(--line2);transform:translateY(-3px)}
.teaser .ti{font-family:'Chakra Petch';font-weight:700;font-size:18px;letter-spacing:.02em}
.teaser p{margin:0;color:var(--muted);font-size:13.5px;flex:1}
.teaser .go{font-family:'Chakra Petch';font-size:12px;color:var(--ion);letter-spacing:.06em;display:inline-flex;align-items:center;gap:6px}
.teaser:hover .go{color:#5ff7dd}
@media(max-width:820px){.teasers{grid-template-columns:1fr}}

/* flight manual — numbered because it IS a sequence */
.manual{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--rad);overflow:hidden}
.step{background:var(--void2);padding:24px 20px;min-height:200px;display:flex;flex-direction:column;gap:10px}
.step .n{font-family:'Chakra Petch';font-weight:700;font-size:13px;color:var(--ion);letter-spacing:.1em}
.step h3{font-family:'Chakra Petch';font-size:17px;margin:0;letter-spacing:.02em}
.step p{margin:0;color:var(--muted);font-size:13.5px}
.step .alt{margin-top:auto;font-family:'Chakra Petch';font-size:11px;color:var(--faint);letter-spacing:.06em}
@media(max-width:860px){.manual{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.manual{grid-template-columns:1fr}.step{min-height:0}}

/* card grid: enemies / power-ups */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start;background:var(--void2);border:1px solid var(--line);
  border-radius:var(--rad);padding:20px}
.card .ico{width:48px;height:48px;border-radius:11px;display:grid;place-items:center;background:rgba(255,255,255,.04);border:1px solid var(--line2)}
.card .ico svg{width:26px;height:26px}
.card h4{font-family:'Chakra Petch';font-size:15px;margin:0 0 4px;letter-spacing:.02em}
.card .tag{font-family:'Chakra Petch';font-size:10px;letter-spacing:.14em;color:var(--ion);text-transform:uppercase}
.card p{margin:5px 0 0;color:var(--muted);font-size:13px}
@media(max-width:680px){.cards{grid-template-columns:1fr}}

/* controls legend */
.controls{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.ctl{background:var(--void2);border:1px solid var(--line);border-radius:var(--rad);padding:20px}
.ctl .kbd{font-family:'Chakra Petch';font-size:13px;color:var(--ink);border:1px solid var(--line2);border-radius:7px;padding:3px 8px;display:inline-block;margin:0 4px 4px 0;background:rgba(255,255,255,.03)}
.ctl .d{color:var(--muted);font-size:13px;margin-top:8px}
@media(max-width:680px){.controls{grid-template-columns:1fr}}

/* small atmosphere ladder (used as compact summary) */
.ladder{display:flex;flex-direction:column;gap:1px}
.layerbar{display:grid;grid-template-columns:118px 1fr auto;align-items:center;gap:18px;padding:16px 18px;border-radius:11px;position:relative;overflow:hidden}
.layerbar .ln{font-family:'Chakra Petch';font-weight:600;font-size:14px;letter-spacing:.04em;z-index:2}
.layerbar .ld{color:var(--muted);font-size:13px;z-index:2}
.layerbar .lk{font-family:'Chakra Petch';font-size:12px;color:#fff;opacity:.85;z-index:2;white-space:nowrap}
.layerbar::after{content:"";position:absolute;inset:0;opacity:.9}
.layerbar.l0::after{background:linear-gradient(90deg,rgba(127,178,255,.16),rgba(127,178,255,.03))}
.layerbar.l1::after{background:linear-gradient(90deg,rgba(95,134,214,.18),rgba(95,134,214,.03))}
.layerbar.l2::after{background:linear-gradient(90deg,rgba(43,63,122,.30),rgba(43,63,122,.05))}
.layerbar.l3::after{background:linear-gradient(90deg,rgba(123,91,255,.26),rgba(20,15,46,.05))}
.layerbar.l4::after{background:linear-gradient(90deg,rgba(47,243,208,.22),rgba(7,11,31,.06))}
@media(max-width:560px){.layerbar{grid-template-columns:100px 1fr;gap:10px}.layerbar .lk{grid-column:1/-1}}

/* ===================== ATMOSPHERE journey (atmosphere.html) ===================== */
.journey{position:relative;display:flex;flex-direction:column;border:1px solid var(--line2);border-radius:18px;overflow:hidden;margin-top:8px}
.band{position:relative;min-height:340px;display:flex;align-items:center;padding:48px 40px;overflow:hidden}
.band .bwrap{position:relative;z-index:3;max-width:560px}
.band .blabel{font-family:'Chakra Petch';font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:rgba(255,255,255,.7)}
.band h3{font-family:'Chakra Petch';font-weight:700;font-size:clamp(28px,4.4vw,46px);margin:8px 0 6px;letter-spacing:.02em;color:#fff}
.band .alt{font-family:'Chakra Petch';font-size:14px;color:rgba(255,255,255,.85);letter-spacing:.04em}
.band p{margin:14px 0 0;color:rgba(255,255,255,.82);font-size:15px;max-width:46ch}
.band .meets{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}
.band .chip{font-family:'Chakra Petch';font-size:11px;letter-spacing:.04em;color:#fff;background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:5px 11px}
.band::before{content:"";position:absolute;inset:0;z-index:1}
.band .deco{position:absolute;inset:0;z-index:2;pointer-events:none}
/* per-layer skies (top→bottom: tropo … space, so scrolling down = climbing) */
.band.tropo::before{background:linear-gradient(180deg,var(--tropo-t),var(--tropo-b))}
.band.strato::before{background:linear-gradient(180deg,var(--strato-t),var(--strato-b))}
.band.meso::before{background:linear-gradient(180deg,var(--meso-t),var(--meso-b))}
.band.thermo::before{background:linear-gradient(180deg,var(--thermo-t),var(--thermo-b))}
.band.space::before{background:linear-gradient(180deg,var(--space-t),var(--space-b))}
.band.tropo h3,.band.tropo .blabel,.band.tropo .alt,.band.tropo p{color:#0c1430}
.band.tropo .blabel{color:rgba(12,20,48,.7)} .band.tropo p{color:rgba(12,20,48,.82)}
.band.tropo .chip{color:#0c1430;background:rgba(255,255,255,.35);border-color:rgba(12,20,48,.18)}
.band.strato h3{color:#fff}
.band .kmark{position:absolute;left:0;right:0;top:0;z-index:4;border-top:1px dashed rgba(47,243,208,.7)}
.band .kmark span{position:absolute;left:40px;top:8px;font-family:'Chakra Petch';font-size:11px;letter-spacing:.16em;color:var(--ion);text-transform:uppercase}
/* sticky climb indicator */
.climb{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:30;display:flex;flex-direction:column;align-items:center;gap:8px;
  pointer-events:none;opacity:0;transition:opacity .3s}
.climb.show{opacity:1}
.climb .track{width:6px;height:200px;border-radius:6px;background:rgba(255,255,255,.12);position:relative;overflow:hidden}
.climb .fill{position:absolute;left:0;right:0;bottom:0;height:0%;background:linear-gradient(180deg,var(--ion),var(--amber));transition:height .15s}
.climb .read{font-family:'Chakra Petch';font-size:12px;font-weight:700;color:var(--ink)}
@media(max-width:980px){.climb{display:none}}
@media(max-width:600px){.band{min-height:300px;padding:36px 24px}.band .kmark span{left:24px}}

/* ===================== TOKEN ===================== */
.token .panel{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line2);border-radius:18px;padding:34px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}
.token h2{margin:0 0 8px}
.token p{color:var(--muted);margin:0 0 18px}
.bigca{display:flex;align-items:center;gap:12px;background:#05060e;border:1px solid var(--line);border-radius:12px;padding:14px 16px;flex-wrap:wrap}
.bigca code{flex:1;min-width:120px;font-family:'Chakra Petch';font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fact{background:#05060e;border:1px solid var(--line);border-radius:12px;padding:16px}
.fact .k{font-family:'Chakra Petch';font-size:10px;letter-spacing:.18em;color:var(--ion);text-transform:uppercase}
.fact .v{font-family:'Chakra Petch';font-size:20px;font-weight:700;margin-top:4px}
@media(max-width:820px){.token .panel{grid-template-columns:1fr}}

/* how to buy steps */
.howbuy{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:hb}
.hb{background:var(--void2);border:1px solid var(--line);border-radius:var(--rad);padding:24px 22px;position:relative}
.hb .num{font-family:'Chakra Petch';font-weight:700;font-size:13px;color:var(--ion);letter-spacing:.1em}
.hb h4{font-family:'Chakra Petch';font-size:16px;margin:8px 0 6px}
.hb p{margin:0;color:var(--muted);font-size:13.5px}
@media(max-width:760px){.howbuy{grid-template-columns:1fr}}

/* generic CTA strip */
.ctastrip{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:linear-gradient(100deg,rgba(255,122,60,.1),rgba(47,243,208,.08));border:1px solid var(--line2);
  border-radius:18px;padding:28px 30px;margin-top:8px}
.ctastrip .t{font-family:'Chakra Petch';font-weight:700;font-size:clamp(20px,2.6vw,26px)}
.ctastrip .s{color:var(--muted);font-size:14px;margin-top:4px}
.ctastrip .btns{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- footer ---------- */
footer{padding:40px 0 60px;border-top:1px solid var(--line);color:var(--faint);font-size:13px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot a{color:var(--muted)} .foot a:hover{color:var(--ion)}
.foot .links{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive hero ---------- */
@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .ascent{order:-1;max-width:330px}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important}
  .ascent .ship,.ascent .trail,.ascent .rail .fill,.ascent .stars i{animation:none}
  .ascent .rail .fill{height:64%}
  .reveal{opacity:1;transform:none;transition:none}
}