@import url("./styles/collapse-theory.css");

/*
  Collapse Theory landing page
  - Single HTML file
  - No external dependencies
  - Accessible, responsive, fast
*/

:root{
  --bg: #07070c;
  --bg2:#0b0b12;
  --card:#0e0f18;
  --text:#f2f2ff;
  --muted:#b8b8d6;
  --faint:#7d7da8;
  --line: rgba(255,255,255,.10);
  --glow1: rgba(126, 231, 255, .20);
  --glow2: rgba(255, 156, 255, .16);
  --accent:#7ee7ff;
  --accent2:#ff9cff;
  --good:#9cffb0;
  --warn:#ffd27a;
  --radius: 20px;
  --shadow: 0 18px 50px rgba(0,0,0,.55);
  --shadow2: 0 12px 30px rgba(0,0,0,.45);
}

web-page > main {
  margin-inline: 2em;
}




*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(126,231,255,.10), transparent 60%),
    radial-gradient(1000px 700px at 80% 15%, rgba(255,156,255,.08), transparent 65%),
    radial-gradient(900px 700px at 50% 90%, rgba(126,231,255,.07), transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 40%, #05050a 100%);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  line-height:1.5;
  overflow-x:hidden;
}

a{color:inherit}
.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* Subtle animated grain */
.grain{
  position:fixed;
  inset:-20%;
  pointer-events:none;
  opacity:.08;
  background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="160" height="160"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency=".9" numOctaves="3" stitchTiles="stitch"/></filter><rect width="160" height="160" filter="url(%23n)" opacity=".5"/></svg>');
  mix-blend-mode:overlay;
  transform: translate3d(0,0,0);
}

/* Header */
header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: rgba(7,7,12,.55);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
  gap:14px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
}
.logo{
  width:36px;height:36px;
  border-radius:12px;
  background-image: url('./logo-128.png');

}

@keyframes spin{to{transform:rotate(360deg)}}

.brand span{
  font-weight:700;
  letter-spacing:.3px;
  font-size:15px;
}
.navlinks{display:flex;gap:18px;align-items:center}
.navlinks a{
  text-decoration:none;
  color:var(--muted);
  font-size:14px;
  padding:8px 10px;
  border-radius:10px;
  transition: all .2s ease;
}
.navlinks a:hover{color:var(--text);background:rgba(255,255,255,.06)}

.cta{
  display:flex;
  gap:10px;
  align-items:center;
}

.btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color:var(--text);
  padding:10px 14px;
  border-radius:14px;
  font-weight:650;
  font-size:14px;
  cursor:pointer;
  text-decoration:none;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  box-shadow: var(--shadow2);
}
.btn:hover{transform: translateY(-1px);background: rgba(255,255,255,.07);border-color: rgba(255,255,255,.22)}
.btn:active{transform: translateY(0px)}
.btn.primary{
  border-color: rgba(126,231,255,.45);
  background: linear-gradient(135deg, rgba(126,231,255,.22), rgba(255,156,255,.16));
}

/* Hero */
.hero{
  padding:72px 0 40px;
  position:relative;
}
.heroGrid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:28px;
  align-items:stretch;
}
@media (max-width: 960px){
  .heroGrid{grid-template-columns:1fr;}
}

h1{
  margin:0 0 12px;
  font-size: clamp(34px, 4vw, 54px);
  line-height:1.06;
  letter-spacing:-.6px;
}
.sub{
  color:var(--muted);
  font-size: clamp(16px, 1.5vw, 18px);
  max-width: 58ch;
  margin:0 0 22px;
}

.badgeRow{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 26px}
.badge{
  font-size:13px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  color:var(--muted);
}
.badge strong{color:var(--text)}

.heroCard{
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
  position:relative;
  overflow:hidden;
  min-height: 260px;
}
.heroCard:before{
  content:"";
  position:absolute;
  inset:-1px;
  background:
    radial-gradient(900px 400px at 20% 0%, var(--glow1), transparent 55%),
    radial-gradient(800px 400px at 90% 20%, var(--glow2), transparent 55%);
  opacity:.85;
  pointer-events:none;
}
.heroCardInner{position:relative}

.miniTitle{font-weight:750;letter-spacing:.3px;font-size:13px;color:var(--muted);text-transform:uppercase}
.manifestoLine{margin-top:10px;font-size:16px;color:var(--text)}
.manifestoLine em{color:var(--accent);font-style:normal;font-weight:700}

.divider{height:1px;background:var(--line);margin:14px 0}

.promiseList{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.promiseList li{
  display:flex;gap:10px;align-items:flex-start;
  color:var(--muted);
  font-size:14px;
}
.dot{
  width:10px;height:10px;border-radius:999px;margin-top:4px;
  background: radial-gradient(circle at 30% 30%, var(--good), rgba(156,255,176,.0) 65%),
              linear-gradient(180deg, rgba(156,255,176,.7), rgba(156,255,176,.05));
  border:1px solid rgba(156,255,176,.35);
  flex:0 0 auto;
}

.heroActions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* Sections */
section{padding:54px 0}
.sectionTitle{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:18px;
}
h2{margin:0;font-size: clamp(22px, 2.5vw, 30px);letter-spacing:-.3px}
.hint{color:var(--faint);font-size:14px;margin:0}

.grid3{display:grid;grid-template-columns:repeat(3, 1fr);gap:14px}
@media (max-width: 960px){.grid3{grid-template-columns:1fr}}

.card{
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow2);
  position:relative;
  overflow:hidden;
}
.card:before{
  content:"";
  position:absolute;
  inset:-1px;
  background:
    radial-gradient(600px 240px at 0% 0%, rgba(126,231,255,.10), transparent 55%),
    radial-gradient(600px 240px at 100% 0%, rgba(255,156,255,.08), transparent 55%);
  opacity:.9;
  pointer-events:none;
}
.card > *{position:relative}

.kicker{color:var(--muted);font-size:13px;letter-spacing:.35px;text-transform:uppercase;margin:0 0 10px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:14px}

/* Game spotlight */
.spotlight{
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap:16px;
  align-items:stretch;
}
@media (max-width: 960px){.spotlight{grid-template-columns:1fr}}

.gamePoster{
  border-radius: var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(900px 500px at 25% 20%, rgba(126,231,255,.18), transparent 60%),
    radial-gradient(700px 500px at 75% 40%, rgba(255,156,255,.14), transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  box-shadow: var(--shadow);
  padding:18px;
  position:relative;
  overflow:hidden;
  min-height: 320px;
}
.gamePoster:after{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.0), rgba(255,255,255,.10), rgba(255,255,255,.0));
  transform: translateX(-120%);
  animation: shine 4.5s ease-in-out infinite;
  opacity:.35;
  pointer-events:none;
}
@keyframes shine{0%,55%{transform:translateX(-120%)}100%{transform:translateX(120%)}}

.posterTop{display:flex;justify-content:space-between;align-items:center;gap:10px}

.dbTitle{
  margin:18px 0 10px;
  font-size:28px;
  letter-spacing:-.4px;
  line-height:1.1;
}
.dbDesc{margin:0 0 14px;color:var(--muted);max-width:60ch}

.featureList{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
.featureList li{display:flex;gap:10px;color:var(--muted);font-size:14px}


.gameCard{
  border-radius: var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  padding:18px;
  box-shadow: var(--shadow2);
}

.pillRow{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.pill{
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  padding:8px 10px;
  border-radius:999px;
  font-size:13px;
  color:var(--muted);
}

/* Newsletter */
form{margin-top:12px}
.fieldRow{display:flex;gap:10px;flex-wrap:wrap}
input[type="email"]{
  flex:1 1 240px;
  min-width: 220px;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.25);
  color:var(--text);
  outline:none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02);
}
input[type="email"]:focus{border-color: rgba(126,231,255,.55)}

.fineprint{color:var(--faint);font-size:12px;margin:10px 0 0}

/* Footer */
footer{padding:28px 0 34px;border-top:1px solid var(--line);color:var(--faint)}
.footerRow{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center}
.footerLinks{display:flex;gap:14px;flex-wrap:wrap}
.footerLinks a{color:var(--faint);text-decoration:none}
.footerLinks a:hover{color:var(--text)}

/* Accessibility helpers */
.skip{
  position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden
}
.skip:focus{
  left:14px;top:14px;width:auto;height:auto;z-index:1000;
  background: rgba(0,0,0,.75);color:var(--text);
  padding:10px 12px;border-radius:12px;border:1px solid rgba(255,255,255,.16)
}

/* Tiny mobile tweaks */
@media (max-width: 520px){
  .navlinks{display:none}
  .btn{padding:10px 12px}
}