/* ============================================================
   KOCI 3D — immersive layout (dark, glass, kinetic)
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');

:root {
  --bg: #06060c;
  --ink: #f4f3f8;
  --dim: #a6a6bd;
  --muted: #6c6c84;
  --accent: #ff4530;
  --accent-2: #6b78ff;
  --glass: rgba(20,20,32,0.42);
  --glass-brd: rgba(255,255,255,0.12);
  --line: rgba(255,255,255,0.10);
  --font-d: 'Space Grotesk', system-ui, sans-serif;
  --font-b: 'Manrope', system-ui, sans-serif;
  --font-m: 'Space Mono', ui-monospace, monospace;
  --ease: cubic-bezier(0.22,1,0.36,1);
  --maxw: 1300px;
  --pad: clamp(20px,5vw,80px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-b); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }

/* fixed WebGL canvas behind everything */
#scene {
  position: fixed; inset: 0; width: 100vw; height: 100vh; z-index: 0; display: block;
}
/* vignette + grain over canvas for depth */
#scene-fx {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 10%, transparent 40%, rgba(0,0,0,0.55) 100%),
    radial-gradient(80% 60% at 70% 30%, rgba(255,69,48,0.10), transparent 60%);
}
.grain {
  position: fixed; inset: -50%; z-index: 1; pointer-events: none; opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 7s steps(6) infinite;
}
@keyframes grain { 0%,100%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)} 50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-2%)} }

/* content sits above the scene */
.page { position: relative; z-index: 2; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad); }

/* ---------- custom cursor ---------- */
.cur-dot, .cur-ring { position: fixed; top: 0; left: 0; z-index: 9999; pointer-events: none; border-radius: 50%; transform: translate(-50%,-50%); }
.cur-dot { width: 6px; height: 6px; background: var(--accent); }
.cur-ring { width: 38px; height: 38px; border: 1px solid rgba(255,255,255,0.5); transition: width .3s var(--ease), height .3s var(--ease), background .3s, border-color .3s; }
.cur-ring.hot { width: 64px; height: 64px; background: rgba(255,69,48,0.14); border-color: var(--accent); }
@media (hover: none),(pointer: coarse) { .cur-dot,.cur-ring { display: none; } }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: all .4s var(--ease); }
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.nav.solid .nav-in { height: 64px; }
.nav.solid { background: rgba(6,6,12,0.5); backdrop-filter: blur(16px) saturate(1.3); border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-d); font-weight: 700; font-size: 21px; letter-spacing: -0.04em; }
.brand .mk { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; background: var(--accent); color: #fff; font-weight: 700; box-shadow: 0 0 24px rgba(255,69,48,0.5); }
.nav-links { display: flex; gap: 6px; }
.nav-links a { font-size: 0.92rem; font-weight: 600; color: var(--dim); padding: 9px 15px; border-radius: 999px; transition: color .25s, background .25s; }
.nav-links a:hover { color: var(--ink); background: rgba(255,255,255,0.06); }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 11px; padding: 15px 26px; border-radius: 999px; font-weight: 700; font-size: 0.98rem; border: 1px solid transparent; position: relative; overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.btn.primary { background: var(--accent); color: #fff; box-shadow: 0 10px 30px -8px rgba(255,69,48,0.7), inset 0 1px 0 rgba(255,255,255,0.25); }
.btn.primary:hover { transform: translateY(-3px); box-shadow: 0 18px 44px -10px rgba(255,69,48,0.85); }
.btn.glass { background: var(--glass); border-color: var(--glass-brd); color: var(--ink); backdrop-filter: blur(12px); }
.btn.glass:hover { transform: translateY(-3px); border-color: rgba(255,255,255,0.3); }
.btn .ar { transition: transform .35s var(--ease); }
.btn:hover .ar { transform: translate(4px,-4px); }

/* ---------- typography ---------- */
.kicker { font-family: var(--font-m); font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); display: inline-flex; align-items: center; gap: 0.7em; }
.kicker::before { content: ""; width: 30px; height: 1px; background: var(--accent); }
.display { font-family: var(--font-d); font-weight: 700; line-height: 0.94; letter-spacing: -0.04em; margin: 0; }

/* ---------- sections ---------- */
section { position: relative; }
.sec { padding-block: clamp(90px,14vh,180px); }
.glass-pad {
  background: var(--glass); border: 1px solid var(--glass-brd); border-radius: 26px;
  backdrop-filter: blur(20px) saturate(1.2); -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow: 0 40px 90px -30px rgba(0,0,0,0.8), inset 0 1px 0 rgba(255,255,255,0.14);
}

/* ---------- hero ---------- */
.hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding-top: 90px; }
.hero h1 { font-size: clamp(3rem, 9vw, 9rem); }
.hero .sub { color: var(--dim); font-size: clamp(1.05rem,1.5vw,1.35rem); line-height: 1.55; max-width: 46ch; margin-top: 28px; }
.chip { display: inline-flex; align-items: center; gap: 9px; font-family: var(--font-m); font-size: 0.72rem; letter-spacing: 0.04em; padding: 9px 15px; border-radius: 999px; background: var(--glass); border: 1px solid var(--glass-brd); backdrop-filter: blur(10px); }
.live { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(255,69,48,0.6)} 70%{box-shadow:0 0 0 10px rgba(255,69,48,0)} 100%{box-shadow:0 0 0 0 rgba(255,69,48,0)} }
.scrollcue { display: inline-flex; align-items: center; gap: 12px; color: var(--muted); font-family: var(--font-m); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; margin-top: clamp(40px,6vw,80px); }
.scrollcue i { width: 40px; height: 1px; background: var(--muted); position: relative; overflow: hidden; display: inline-block; }
.scrollcue i::after { content:""; position:absolute; inset:0; background: var(--accent); animation: cue 2.2s var(--ease) infinite; }
@keyframes cue { 0%{transform:translateX(-100%)} 55%,100%{transform:translateX(100%)} }

/* ---------- reveal ---------- */
.rev { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.rev.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){ .rev{opacity:1;transform:none} .grain{animation:none} html{scroll-behavior:auto} }

/* ---------- services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: clamp(36px,4vw,56px); }
.svc { padding: clamp(24px,2.6vw,34px); border-radius: 20px; background: var(--glass); border: 1px solid var(--glass-brd); backdrop-filter: blur(14px); transition: transform .4s var(--ease), border-color .4s, box-shadow .4s; transform-style: preserve-3d; }
.svc:hover { border-color: rgba(255,69,48,0.5); box-shadow: 0 30px 70px -28px rgba(255,69,48,0.5); }
.svc .n { font-family: var(--font-m); font-size: 0.78rem; color: var(--accent); }
.svc h3 { font-family: var(--font-d); font-weight: 600; font-size: clamp(1.3rem,2vw,1.7rem); margin: 16px 0 10px; letter-spacing: -0.02em; }
.svc p { color: var(--dim); line-height: 1.55; margin: 0; font-size: 0.96rem; }
.svc .ico { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: rgba(255,69,48,0.12); color: var(--accent); border: 1px solid rgba(255,69,48,0.25); }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; }
.stat { background: rgba(10,10,18,0.5); backdrop-filter: blur(10px); padding: clamp(28px,4vw,48px); }
.stat .v { font-family: var(--font-d); font-weight: 700; font-size: clamp(3rem,7vw,5.6rem); letter-spacing: -0.04em; background: linear-gradient(180deg,#fff, #ff8a7a); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .l { font-family: var(--font-m); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-top: 8px; }

/* ---------- marquee ---------- */
.mq { overflow: hidden; border-block: 1px solid var(--line); padding: 22px 0; -webkit-mask-image: linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.mq-tr { display: flex; gap: 0; white-space: nowrap; animation: mq 30s linear infinite; }
.mq-tr span { font-family: var(--font-d); font-weight: 700; font-size: clamp(1.4rem,2.6vw,2.2rem); letter-spacing: -0.03em; padding-inline: 0.5em; color: var(--ink); display: inline-flex; align-items: center; }
.mq-tr span b { color: var(--accent); margin-inline: 0.45em; font-size: 0.7em; }
@keyframes mq { to { transform: translateX(-50%); } }

/* ---------- big CTA ---------- */
.cta-h { font-size: clamp(2.6rem,9vw,8rem); }

/* ---------- footer ---------- */
.foot { padding-block: clamp(50px,8vw,90px); border-top: 1px solid var(--line); }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 36px; }
.foot a.big { font-family: var(--font-d); font-weight: 600; font-size: clamp(1.3rem,2vw,1.7rem); }

/* ---------- responsive ---------- */
@media (max-width: 900px){
  .nav-links { display: none; }
  .svc-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; }
}