/* ============================================================
   SYNTAX — design tokens & base
   ============================================================ */
:root{
  /* surfaces — dark, cool-neutral with a faint green undertone */
  --bg-0:    oklch(0.145 0.008 168);
  --bg-1:    oklch(0.183 0.010 168);
  --bg-2:    oklch(0.223 0.012 168);
  --bg-3:    oklch(0.275 0.013 168);
  --line:    oklch(0.32 0.012 168);
  --line-soft: color-mix(in oklch, var(--line) 55%, transparent);

  /* brand green — pulled from the logo gradient */
  --green:      oklch(0.78 0.165 153);
  --green-mid:  oklch(0.66 0.165 153);
  --green-deep: oklch(0.50 0.135 153);
  --green-soft: color-mix(in oklch, var(--green) 18%, transparent);

  /* multiplayer accents — equal L/C, varied hue */
  --violet: oklch(0.70 0.165 292);
  --orange: oklch(0.74 0.155 52);
  --blue:   oklch(0.72 0.150 244);
  --pink:   oklch(0.73 0.170 352);
  --yellow: oklch(0.85 0.150 95);

  /* text */
  --fg:    oklch(0.97 0.004 168);
  --muted: oklch(0.72 0.010 168);
  --faint: oklch(0.55 0.010 168);

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1280px;
  --r-sm: 8px; --r-md: 14px; --r-lg: 22px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  background:var(--bg-0);
  color:var(--fg);
  font-family:var(--font-display);
  font-feature-settings:"ss01","ss02";
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img{ display:block; max-width:100%; }
button{ font:inherit; color:inherit; cursor:pointer; background:none; border:none; }
::selection{ background:var(--green-soft); color:var(--fg); }

/* scroll reveal */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s } .reveal.d2{ transition-delay:.16s } .reveal.d3{ transition-delay:.24s }
@media(prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* page-wide soft grain + vignette */
.page-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(900px 600px at 78% -8%, color-mix(in oklch, var(--green) 12%, transparent), transparent 60%),
    radial-gradient(700px 500px at 8% 12%, color-mix(in oklch, var(--violet) 9%, transparent), transparent 55%);
}
.grain{
  position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.05; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- shared layout ---------- */
.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:clamp(20px,5vw,56px); }
.eyebrow{
  font-family:var(--font-mono); font-size:12px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--green); display:inline-flex; align-items:center; gap:9px;
}
.eyebrow::before{ content:""; width:7px; height:7px; border-radius:2px; background:var(--green); box-shadow:0 0 12px var(--green); }
.section-title{
  font-size:clamp(30px,4.6vw,58px); font-weight:600; letter-spacing:-.025em; line-height:1.04;
  text-wrap:balance;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:9px; padding:13px 22px; border-radius:999px;
  font-weight:600; font-size:15px; letter-spacing:-.01em; transition:.25s var(--ease);
  border:1px solid transparent; white-space:nowrap;
}
.btn-primary{ background:var(--green); color:oklch(0.18 0.03 153); box-shadow:0 6px 30px -8px var(--green); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 44px -10px var(--green); }
.btn-ghost{ border-color:var(--line); color:var(--fg); background:color-mix(in oklch,var(--bg-2) 50%,transparent); }
.btn-ghost:hover{ border-color:var(--green); color:var(--green); }
.btn svg{ width:16px; height:16px; }

/* ============================================================
   NAV — Figma-style toolbar
   ============================================================ */
.nav{
  position:fixed; top:16px; left:50%; transform:translateX(-50%); z-index:90;
  width:min(calc(100% - 32px), var(--maxw));
  display:flex; align-items:center; gap:14px;
  padding:9px 9px 9px 18px; border-radius:16px;
  background:color-mix(in oklch, var(--bg-1) 78%, transparent);
  backdrop-filter:blur(18px) saturate(1.3);
  border:1px solid var(--line-soft);
  box-shadow:0 18px 50px -24px #000, inset 0 1px 0 color-mix(in oklch,#fff 6%,transparent);
  transition:.4s var(--ease);
}
.nav-logo{ height:22px; width:auto; }
.nav-tools{ display:flex; align-items:center; gap:2px; margin-left:4px; padding-left:14px; border-left:1px solid var(--line-soft); }
.nav-tool{
  width:34px; height:34px; display:grid; place-items:center; border-radius:9px; color:var(--muted);
  transition:.18s var(--ease);
}
.nav-tool:hover{ background:var(--bg-3); color:var(--fg); }
.nav-tool.active{ background:var(--green-soft); color:var(--green); }
.nav-tool svg{ width:17px; height:17px; }
.nav-links{ display:flex; align-items:center; gap:4px; margin-left:auto; }
.nav-link{
  padding:9px 14px; border-radius:9px; font-size:14px; font-weight:500; color:var(--muted);
  transition:.18s var(--ease);
}
.nav-link:hover{ color:var(--fg); background:var(--bg-2); }
.nav-cta{ margin-left:6px; }
.nav-avatars{ display:flex; align-items:center; padding-left:10px; }
.nav-av{
  width:30px; height:30px; border-radius:50%; border:2px solid var(--bg-1); margin-left:-8px;
  display:grid; place-items:center; font-size:11px; font-weight:700; color:#fff; font-family:var(--font-mono);
}
@media(max-width:860px){ .nav-tools, .nav-links .nav-link{ display:none; } }