/* ============================================================
   KIVONTI — Design System
   Brand DNA: the vertical "signal column" — voice as light.
   Stage: void black · burnt-orange signal · steel grays.
   ============================================================ */

/* ---------- tokens ---------- */
:root{
  --void:#0A0908;
  --void-2:#0C0B09;
  --panel:#100E0C;
  --panel-2:#16130F;
  --signal:#E2742A;
  --signal-d:#B85513;
  --glow:#F4AE6E;
  --ink:#ECE7DF;
  --ink-2:#A8A199;
  --ink-3:#6A645C;
  --mute:#4A453F;
  --line:rgba(236,231,223,.09);
  --line-2:rgba(236,231,223,.05);
  --line-warm:rgba(226,116,42,.22);

  --bone:#F4F0E9;
  --bone-2:#E7E1D6;
  --bone-ink:#1A1714;
  --bone-ink-2:#5A534A;
  --bone-line:rgba(26,23,20,.10);

  --f-display:'Jura',sans-serif;
  --f-body:'Sora',sans-serif;
  --f-mono:'Space Mono',monospace;

  --maxw:1240px;
  --gutter:clamp(22px,5vw,64px);
  --radius:18px;
  --radius-s:12px;

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  background:var(--void);
  color:var(--ink);
  font-family:var(--f-body);
  font-weight:300;
  line-height:1.6;
  letter-spacing:.005em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  hyphens:none;
  -webkit-hyphens:none;
  word-break:normal;
}
::selection{background:rgba(226,116,42,.28);color:#fff;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px;}

/* ---------- ambient texture ---------- */
.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='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter);}
.section{position:relative;padding:clamp(80px,11vh,150px) 0;}
.section.tight{padding:clamp(54px,7vh,90px) 0;}
main{position:relative;z-index:2;}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gutter);
  transition:background .4s var(--ease),border-color .4s,padding .4s,top .38s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.nav-hidden{top:-100px;}
.nav.scrolled{
  background:rgba(10,9,8,.72);backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);padding-top:13px;padding-bottom:13px;
}
.nav .brand{display:flex;align-items:center;gap:12px;z-index:2;}
.nav .brand .wm{
  font-family:var(--f-display);font-weight:400;font-size:21px;
  letter-spacing:.30em;padding-left:.30em;color:var(--ink);
}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{
  font-size:13.5px;font-weight:400;color:var(--ink-2);letter-spacing:.01em;
  position:relative;transition:color .3s;padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--signal);transition:width .35s var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--ink);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:18px;z-index:2;}

.lang{
  display:flex;align-items:center;gap:2px;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.12em;border:1px solid var(--line);border-radius:999px;padding:5px 4px;
}
.lang button{
  padding:3px 9px;border-radius:999px;color:var(--ink-3);transition:.25s;font-family:inherit;font-size:11px;letter-spacing:.12em;
}
.lang button.on{background:var(--signal);color:#1A1108;font-weight:700;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-body);font-weight:500;font-size:14.5px;letter-spacing:.01em;
  padding:13px 24px;border-radius:999px;position:relative;
  transition:transform .25s var(--ease),background .3s,color .3s,box-shadow .3s;
  will-change:transform;white-space:nowrap;
}
.btn .ico{display:inline-flex;transition:transform .3s var(--ease);}
.btn:hover .ico{transform:translateX(3px);}
.btn-primary{
  background:linear-gradient(180deg,var(--glow),var(--signal) 55%,var(--signal-d));
  color:#1A1108;font-weight:600;
  box-shadow:0 0 0 1px rgba(244,174,110,.3),0 14px 38px -14px rgba(226,116,42,.7);
}
.btn-primary:hover{box-shadow:0 0 0 1px rgba(244,174,110,.5),0 20px 48px -12px rgba(226,116,42,.85);}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:rgba(236,231,223,.02);}
.btn-ghost:hover{border-color:var(--line-warm);background:rgba(226,116,42,.06);}
.btn-lg{padding:16px 30px;font-size:15.5px;}

/* ---------- kicker ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.30em;text-transform:uppercase;
  color:var(--glow);margin-bottom:22px;
}
.kicker::before{content:"";width:30px;height:1px;background:var(--signal);opacity:.7;}
.kicker.center{justify-content:center;}
.kicker.center::before{display:none;}

/* ---------- headings ---------- */
.h-display{
  font-family:var(--f-display);font-weight:300;line-height:1.06;letter-spacing:-.005em;
  font-size:clamp(38px,6.4vw,82px);text-wrap:balance;
}
.h1{font-family:var(--f-display);font-weight:300;line-height:1.08;font-size:clamp(34px,5.2vw,64px);text-wrap:balance;}
.h2{font-family:var(--f-display);font-weight:300;line-height:1.12;font-size:clamp(28px,4vw,48px);text-wrap:balance;}
.h3{font-family:var(--f-display);font-weight:400;line-height:1.2;font-size:clamp(20px,2.4vw,27px);}
.h-display b,.h1 b,.h2 b{font-weight:400;color:var(--glow);}
.lead{font-size:clamp(16px,1.5vw,19px);line-height:1.7;color:var(--ink-2);font-weight:300;max-width:58ch;}

/* ---------- ambient glows ---------- */
.aura{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none;z-index:0;}
.aura-orange{background:radial-gradient(circle,rgba(226,116,42,.30),transparent 70%);}
.gridlines{
  position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 30%,transparent 80%);
  mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 30%,transparent 80%);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);}
.reveal.in{opacity:1;transform:none;}
.reveal[data-d="1"]{transition-delay:.08s;}
.reveal[data-d="2"]{transition-delay:.16s;}
.reveal[data-d="3"]{transition-delay:.24s;}
.reveal[data-d="4"]{transition-delay:.32s;}
.reveal[data-d="5"]{transition-delay:.4s;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;}
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;}
  html{scroll-behavior:auto;}
}

/* ---------- cards ---------- */
.card{
  position:relative;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(236,231,223,.025),rgba(236,231,223,0));
  padding:30px;overflow:hidden;transition:border-color .4s,transform .4s var(--ease),background .4s;
}
.card:hover{border-color:var(--line-warm);transform:translateY(-4px);}
.card .ic{margin-bottom:22px;display:flex;}
.card h3{margin-bottom:10px;}
.card p{color:var(--ink-2);font-size:14.5px;line-height:1.7;}
.card-spot{position:absolute;inset:0;opacity:0;transition:opacity .4s;pointer-events:none;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),rgba(226,116,42,.10),transparent 65%);}
.card:hover .card-spot{opacity:1;}

/* ---------- footer ---------- */
.foot{position:relative;z-index:2;border-top:1px solid var(--line);padding:74px 0 40px;margin-top:40px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.foot .brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.foot .brand .wm{font-family:var(--f-display);font-weight:400;font-size:20px;letter-spacing:.30em;padding-left:.30em;}
.foot-col h4{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-3);margin-bottom:18px;font-weight:400;}
.foot-col a,.foot-col p{display:block;font-size:14px;color:var(--ink-2);margin-bottom:11px;transition:color .25s;}
.foot-col a:hover{color:var(--signal);}
.foot-tag{font-size:14px;color:var(--ink-2);max-width:30ch;line-height:1.7;}
.foot-social{display:flex;gap:10px;margin-top:20px;}
.foot-social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;
  border:1px solid var(--line);color:var(--ink-2);margin:0;transition:color .25s,border-color .25s,transform .25s,background .25s;}
.foot-social a:hover{color:var(--signal);border-color:var(--line-warm);background:rgba(226,116,42,.05);transform:translateY(-2px);}
.foot-bottom a{display:inline;margin:0;}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  margin-top:60px;padding-top:26px;border-top:1px solid var(--line-2);
  font-family:var(--f-mono);font-size:11px;letter-spacing:.05em;color:var(--ink-3);}
.foot-bottom .slog{letter-spacing:.30em;text-transform:uppercase;}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);}
.marquee-row{display:flex;gap:64px;width:max-content;animation:scrollx 34s linear infinite;}
.marquee:hover .marquee-row{animation-play-state:paused;}
.marquee-item{display:flex;align-items:center;gap:14px;font-family:var(--f-display);font-weight:300;
  font-size:23px;letter-spacing:.04em;color:var(--ink-2);white-space:nowrap;opacity:.75;}
.marquee-item .dot{width:5px;height:5px;border-radius:50%;background:var(--signal);}
@keyframes scrollx{to{transform:translateX(-50%);}}

/* ---------- stat ---------- */
.stat .num{font-family:var(--f-display);font-weight:300;font-size:clamp(46px,6vw,76px);line-height:1;
  background:linear-gradient(180deg,var(--ink),var(--ink-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat .num .u{color:var(--signal);-webkit-text-fill-color:var(--signal);}
.stat .lbl{margin-top:14px;font-size:14px;color:var(--ink-2);line-height:1.55;}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.05em;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);color:var(--ink-2);transition:.3s;}
.chip:hover{border-color:var(--line-warm);color:var(--ink);}

/* ---------- cursor spotlight ---------- */
.spotlight{position:fixed;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:0;
  background:radial-gradient(circle,rgba(226,116,42,.06),transparent 60%);
  transform:translate(-50%,-50%);left:50%;top:50%;opacity:0;transition:opacity .6s;mix-blend-mode:screen;}

/* ---------- mobile nav ---------- */
.menu-btn{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.menu-btn span{width:16px;height:1.5px;background:var(--ink);transition:.3s;}
.menu-btn.open span:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.menu-btn.open span:nth-child(2){opacity:0;}
.menu-btn.open span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}

@media(max-width:920px){
  .nav-links{
    position:fixed;inset:0;flex-direction:column;justify-content:center;gap:30px;
    background:rgba(10,9,8,.97);backdrop-filter:blur(20px);
    transform:translateY(-100%);transition:transform .5s var(--ease);z-index:1;
  }
  .nav-links.open{transform:none;}
  .nav-links a{font-size:22px;font-family:var(--f-display);}
  .menu-btn{display:flex;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px;}
  /* never hide nav when mobile menu is open */
  .nav.nav-hidden:has(.nav-links.open){transform:none;}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr;}
}

[hidden]{display:none!important;}