/* First viewport: the cinematic hero (hill video stage, RATASOL wordmark, nav, headline, and social links).
   Scrolling sinks the camera below the waterline. Below it: rat identity, PFP controls, and community. */
:root{
  --ink:#F5F3F0; --muted:#A3ADA6; --nav:#B7C0B9; --strip:#7F8A84; --pill:#B9F27C; --pill-ink:#0E1808; --gold:#E9C463; --red:#F2726E; --amber:#F2B54E;
  --stage:#050706; --tile:#0C1110; --line:#1C2422;
  --brand:ui-monospace,monospace; --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --u:calc(100vh / 1058); --uw:calc(100vw / 1487);
  --h:clamp(var(--u), calc(var(--u) * .65 + var(--uw) * .35), calc(var(--u) * 1.16));
  color-scheme:dark;
}
@supports (height:100dvh){:root{--u:calc(100dvh / 1058)}}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--stage)}
body{margin:0;background:var(--stage);color:var(--ink);font-family:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased;text-rendering:geometricPrecision;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,video{max-width:100%}
:focus-visible{outline:2px solid var(--pill);outline-offset:3px}

/* ================= HERO STAGE ================= */
.stage{position:relative;height:100vh;height:100dvh;overflow:hidden;background:var(--stage);padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
.plate{position:absolute;inset:0;overflow:hidden}
.plate-video{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover;object-position:68% center;pointer-events:none;background:var(--stage)}
.plate::after{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;background:
  linear-gradient(to bottom,rgba(5,7,6,0) 78.8%,rgba(5,7,6,.23) 79.6%,rgba(5,7,6,.45) 81.4%,rgba(5,7,6,.75) 83.3%,rgba(5,7,6,.84) 85.2%,rgba(5,7,6,.888) 88%,rgba(5,7,6,.905) 91%,rgba(5,7,6,.96) 95%,#050706 100%)}
.brand{position:absolute;left:calc(75 * var(--u));top:calc(27 * var(--u));height:calc(48.5 * var(--u));display:flex;align-items:center;z-index:3;
  font-family:var(--brand);font-weight:900;font-size:calc(27 * var(--u));letter-spacing:.12em;color:#F5F3F0}
.links{position:absolute;left:50%;top:calc(51 * var(--u));transform:translate(-50%,-50%);display:flex;z-index:3;font-size:calc(19 * var(--u));font-weight:400;color:var(--nav)}
.links a+a{margin-left:calc(24.5 * var(--u))} .links a:nth-child(3){margin-left:calc(23.5 * var(--u))} .links a:nth-child(4){margin-left:calc(26 * var(--u))}
.links a:hover{color:var(--ink)}
.pill{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:var(--pill);color:var(--pill-ink);font-weight:600;white-space:nowrap}
.pill span{transform:translateY(calc(1 * var(--u)))}
.pill-nav{position:absolute;right:calc(75.4 * var(--u));top:calc(27 * var(--u));width:calc(175 * var(--u));height:calc(49 * var(--u));font-size:calc(20.6 * var(--u));z-index:3}
.burger{display:none}
.hero{position:absolute;inset:0;z-index:2;pointer-events:none}
.hero a{pointer-events:auto}
.headline{position:absolute;left:calc(75.5 * var(--u));top:calc(230.5 * var(--u));margin:0;font-size:calc(71.6 * var(--h));line-height:calc(80.5 * var(--h));font-weight:400;letter-spacing:calc(.3 * var(--h));color:var(--ink);white-space:nowrap}
.headline span{display:block}
.sub{position:absolute;left:calc(75.5 * var(--u));top:calc(230.5 * var(--u) + 189 * var(--h));margin:0;font-size:calc(20.7 * var(--h));line-height:calc(23.5 * var(--h));font-weight:400;word-spacing:calc(1.8 * var(--h));color:var(--muted)}
.sub span{display:block;white-space:nowrap}
.headline,.sub{text-shadow:0 0 18px rgba(5,7,6,.95),0 0 4px rgba(5,7,6,.8)}
.actions{position:absolute;left:calc(74.9 * var(--u));top:calc(230.5 * var(--u) + 262 * var(--h));display:flex;flex-direction:column;align-items:flex-start;gap:calc(16 * var(--h));pointer-events:auto}
.menu{display:none}

@media (prefers-reduced-motion:no-preference){
  .brand,.pill-nav{animation:rise .8s cubic-bezier(.22,1,.36,1) both}
  .links{animation:riseNav .8s cubic-bezier(.22,1,.36,1) both}
  .headline{animation:rise .9s cubic-bezier(.22,1,.36,1) .06s both}
  .sub{animation:rise .9s cubic-bezier(.22,1,.36,1) .14s both}
  .actions{animation:rise .9s cubic-bezier(.22,1,.36,1) .22s both}
}
@keyframes rise{from{opacity:0;transform:translateY(calc(14 * var(--u)))}}
@keyframes riseNav{from{opacity:0;transform:translate(-50%,calc(-50% + 14 * var(--u)))}to{opacity:1;transform:translate(-50%,-50%)}}

/* portrait / narrow: flow layout */
@media (max-aspect-ratio:11/10){
  :root{--m:min(100vw / 430,1.34px);--u:var(--m);--h:var(--m)}
  .stage{display:flex;flex-direction:column;min-height:100svh;height:auto}
  .plate-video{inset:0;left:0;top:0;width:100%;height:100%;object-position:62% center}
  .plate::after{background:linear-gradient(to right,rgba(5,7,6,.86),rgba(5,7,6,.66) 42%,rgba(5,7,6,.2) 78%,rgba(5,7,6,.1)),
    linear-gradient(to bottom,rgba(5,7,6,.72),rgba(5,7,6,.34) 24%,rgba(5,7,6,.34) 56%,rgba(5,7,6,.8) 82%,rgba(5,7,6,.97) 94%,#050706)}
  .links,.pill-nav{display:none}
  .brand{left:calc(22 * var(--m));top:calc(22 * var(--m));font-size:calc(24 * var(--m))}
  .burger{display:grid;place-items:center;position:absolute;right:calc(22 * var(--m));top:calc(22 * var(--m));z-index:6;width:calc(52 * var(--m));height:calc(44 * var(--m));border-radius:999px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);cursor:pointer;padding:0}
  .burger i{position:absolute;left:30%;right:30%;height:1.5px;background:var(--ink);transition:transform .35s cubic-bezier(.22,1,.36,1)}
  .burger i:first-child{transform:translateY(calc(-4.3 * var(--m)))} .burger i:last-child{transform:translateY(calc(4.3 * var(--m)))}
  .is-open .burger i:first-child{transform:rotate(45deg)} .is-open .burger i:last-child{transform:rotate(-45deg)}
  .hero{position:relative;inset:auto;flex:1;display:flex;flex-direction:column;justify-content:flex-end;padding:calc(120 * var(--m)) calc(22 * var(--m)) calc(60 * var(--m));gap:calc(16 * var(--m))}
  .headline,.sub,.actions{position:static}
  .headline{white-space:normal;font-size:calc(44 * var(--m));line-height:1.06}
  .headline span{display:inline}
  .sub{font-size:calc(17 * var(--m));line-height:1.4}
  .sub span{display:inline;white-space:normal}
  .actions{flex-direction:column;align-items:flex-start;gap:14px;margin-top:calc(8 * var(--m))}
  .hero .store{height:54px;font-size:17px;padding:0 18px 0 14px;border-radius:13px}
  .hero .store svg{width:23px;height:23px} .hero .store small{font-size:10.5px}
  .hero .webbeta{font-size:14px}
  .menu{display:block;position:fixed;inset:0;z-index:5;background:linear-gradient(180deg,rgba(5,7,6,.92),rgba(5,7,6,.98));backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    opacity:0;visibility:hidden;transition:opacity .42s,visibility 0s .42s}
  .is-open .menu{opacity:1;visibility:visible;transition:opacity .42s}
  .menu-inner{padding:calc(110 * var(--m)) calc(26 * var(--m)) calc(40 * var(--m));display:flex;flex-direction:column;gap:calc(22 * var(--m));height:100%}
  .menu-eyebrow{margin:0;font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--strip)}
  .menu-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:calc(12 * var(--m))}
  .menu-list a{display:flex;justify-content:space-between;align-items:center;font-size:max(25px,calc(31 * var(--m)));font-weight:500}
  .menu-list a::after{content:"›";color:var(--strip)}
  .menu-foot{margin-top:auto}
  .menu-foot .stores{flex-direction:column;align-items:flex-start}
  .menu-eyebrow,.menu-list li,.menu-foot{opacity:0;transform:translateY(10px);transition:opacity .4s,transform .4s}
  .is-open .menu-eyebrow,.is-open .menu-list li,.is-open .menu-foot{opacity:1;transform:none}
  .is-open .menu-eyebrow{transition-delay:.06s}.is-open .menu-list li:nth-child(1){transition-delay:.1s}.is-open .menu-list li:nth-child(2){transition-delay:.16s}
  .is-open .menu-list li:nth-child(3){transition-delay:.22s}.is-open .menu-list li:nth-child(4){transition-delay:.28s}.is-open .menu-foot{transition-delay:.34s}
}
@media (min-width:600px) and (max-aspect-ratio:11/10){
  :root{--m:min(100vw / 860,100vh / 760,1.25px)}
  .plate-video{object-position:58% center}
  .headline span{display:block}
}
@media (prefers-reduced-motion:reduce){.menu,.burger i,.menu-eyebrow,.menu-list li,.menu-foot{transition-duration:.001s!important}}

/* ================= THE DIVE: scroll sinks the camera below the water ================= */
.dive{position:relative;height:420vh}
.dive .stage{position:sticky;top:0}
.plate-video{transform-origin:64% 80%;transform:translateY(calc(min(var(--p,0),.2) * -10%)) scale(calc(1 + min(var(--p,0),.2) * .6))}
.plate-dive{opacity:var(--dv,0)}
.plate-deep{opacity:var(--dp,0)}
.tint{position:absolute;inset:0;background:radial-gradient(70% 60% at 50% 50%,rgba(6,36,46,.35),rgba(4,22,28,.92));opacity:clamp(0,calc((var(--p,0) - .86) * 5),.55)}
.rays{position:absolute;inset:-20% -10% 0;mix-blend-mode:screen;filter:blur(18px);opacity:clamp(0,calc(var(--p,0) * 1.1 - .3),.5);transform-origin:50% 0;animation:rays 9s ease-in-out infinite alternate;
  background:repeating-linear-gradient(100deg,rgba(170,235,240,0) 0 7%,rgba(170,235,240,.22) 9%,rgba(170,235,240,0) 12%,rgba(170,235,240,0) 19%,rgba(200,250,250,.14) 21%,rgba(170,235,240,0) 24%);
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 75%);mask-image:linear-gradient(180deg,#000,transparent 75%)}
@keyframes rays{to{transform:skewX(-6deg) translateX(3%)}}
.bubbles{position:absolute;inset:0;width:100%;height:100%;opacity:clamp(0,calc(var(--p,0) * 1.6 - .2),1)}
.hero{opacity:clamp(0,calc(1 - var(--p,0) * 6),1);filter:blur(calc(min(var(--p,0),.2) * 50px))}
.deep{position:absolute;inset:0;z-index:4;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;pointer-events:none;padding:0 24px;
  opacity:clamp(0,calc((var(--p,0) - .86) * 8),1);transform:translateY(calc((1 - var(--p,0)) * 200px))}
.deep p{margin:0;font-size:clamp(36px,5vw,72px);line-height:1.02;font-weight:500;letter-spacing:-.025em;color:var(--ink);text-shadow:0 4px 30px rgba(0,0,0,.5)}
.deep span{font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:#9FD8E0;text-wrap:balance}
@media (prefers-reduced-motion:reduce){.dive{height:auto}.dive .stage{position:relative}.plate-dive,.plate-deep,.tint,.rays,.bubbles,.deep{display:none}.hero{opacity:1;filter:none}}

/* ================= BELOW THE FOLD ================= */
.wrap{max-width:1180px;margin:0 auto;padding-inline:24px}
.sec{padding-block:clamp(90px,12vw,150px)}
.sec.under{background:linear-gradient(180deg,#06242E 0%,#061A1F 18%,#050706 55%)}
.eyebrow{font-family:var(--mono);font-weight:600;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--pill)}
.big{font-weight:600;font-size:clamp(40px,5.6vw,76px);line-height:.98;letter-spacing:-.035em;margin:0;text-wrap:balance}
.big em{font-style:normal;color:var(--muted)}
.lede{color:var(--muted);font-size:clamp(17px,1.5vw,20px);line-height:1.45;margin:0;max-width:500px}
.btn{display:inline-flex;align-items:center;height:52px;padding:0 26px;border-radius:999px;font-weight:600;font-size:16px}

/* closing */
.closing{position:relative;overflow:hidden;text-align:center;isolation:isolate}
.closing .bg{position:absolute;inset:0;z-index:-2;background:url(hill-wide.webp) center 60%/cover;opacity:.22}
.closing .bg::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 70% at 50% 50%,rgba(5,7,6,.2),#050706 75%)}
.floaters{position:absolute;inset:0;z-index:-1;pointer-events:none}
.floaters img{position:absolute;width:64px;height:64px;border-radius:50%;object-fit:cover;box-shadow:0 10px 30px rgba(0,0,0,.6);animation:drift 9s ease-in-out infinite alternate}
@keyframes drift{to{transform:translateY(-18px)}}
.closing .inner{display:flex;flex-direction:column;align-items:center;gap:22px;padding-block:clamp(150px,18vw,230px)}
.closing .big{font-size:clamp(46px,6.6vw,92px)}
@media (max-width:620px){.floaters img:nth-child(n+7){display:none}}

/* footer */
footer{border-top:1px solid var(--line);padding-block:60px 40px}
.fgrid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:28px}
@media (max-width:760px){.fgrid{grid-template-columns:1fr 1fr}}
.fbrand .w{font-family:var(--brand);font-weight:900;font-size:34px;letter-spacing:.12em;color:#F5F3F0}
.fbrand p{margin:8px 0 0;color:var(--muted);font-size:18px}
.fcol h4{margin:0 0 12px;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--strip);font-weight:600}
.fcol a{display:block;color:#C9D3CB;padding:4px 0}
.fcol a:hover{color:var(--pill)}
.legal{margin-top:44px;color:var(--strip);font-size:13px}
@media (prefers-reduced-motion:reduce){.floaters img{animation:none}}