/* Tigris Creative Technologies — coming soon (v4)
   Layout: splash (logo draws, fills, then flies into place) → thin glass nav, centered hero,
   one contact card, footer pinned to the bottom. Follows the system theme; dark mirrors every token. */

/* ---------- tokens: light ---------- */
:root{
  --bg:#F4F6F5;            /* Reed Paper — page */
  --tile:#FFFFFF;          /* cards */
  --tile-2:#EEF3F1;        /* inset surfaces */
  --ink:#0B1A20;           /* primary text */
  --muted:#5A6D71;         /* secondary text */
  --faint:#7E8F92;         /* captions */
  --line:rgba(11,26,32,.09);
  --accent:#0E8C86;        /* Shatt Aqua, deepened for light backgrounds */
  --spark:#B97F22;         /* Date Gold, deepened for light backgrounds */
  --on-accent:#FFFFFF;
  --nav:rgba(244,246,245,.72);
  --glow:rgba(14,140,134,.12);
  --shadow:0 1px 2px rgba(11,26,32,.04), 0 12px 40px -18px rgba(11,26,32,.18);

  --font:"Readex Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --w:1120px;
  --r:28px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#050F14; --tile:#0B1C24; --tile-2:#10262F;
    --ink:#E8EFED; --muted:#93A9AB; --faint:#768C8F;
    --line:rgba(232,239,237,.09);
    --accent:#3FD0C9; --spark:#E9B35A; --on-accent:#06141B;
    --nav:rgba(5,15,20,.70); --glow:rgba(63,208,201,.16);
    --shadow:0 1px 0 rgba(232,239,237,.04) inset, 0 20px 50px -30px rgba(0,0,0,.8);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#050F14; --tile:#0B1C24; --tile-2:#10262F;
  --ink:#E8EFED; --muted:#93A9AB; --faint:#768C8F;
  --line:rgba(232,239,237,.09);
  --accent:#3FD0C9; --spark:#E9B35A; --on-accent:#06141B;
  --nav:rgba(5,15,20,.70); --glow:rgba(63,208,201,.16);
  --shadow:0 1px 0 rgba(232,239,237,.04) inset, 0 20px 50px -30px rgba(0,0,0,.8);
  color-scheme:dark;
}

/* theme-specific artwork */
.for-dark{display:none}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .for-dark{display:block}
  :root:not([data-theme="light"]) .for-light{display:none}
}
:root[data-theme="dark"] .for-dark{display:block}
:root[data-theme="dark"] .for-light{display:none}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;min-height:100vh;display:flex;flex-direction:column;
  background:var(--bg);color:var(--ink);
  font:400 17px/1.47 var(--font);letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;
  transition:background-color .4s ease,color .4s ease;
}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--nav)}
main{flex:1;display:flex;flex-direction:column}
img{max-width:100%;display:block}
a{color:inherit}
::selection{background:color-mix(in srgb, var(--accent) 28%, transparent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:10px}

.wrap{width:100%;max-width:calc(var(--w) + 2 * max(16px, env(safe-area-inset-left, 0px)));margin:0 auto;
  padding-left:max(16px, env(safe-area-inset-left, 0px));padding-right:max(16px, env(safe-area-inset-right, 0px))}

/* ---------- nav ---------- */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--nav);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line)}
.nav .wrap{height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:14px;font-weight:500;letter-spacing:-.005em}
.brand svg{width:30px;height:auto;fill:currentColor;transition:transform 1s cubic-bezier(.6,.05,.25,1)}
.brand:hover svg{transform:rotate(180deg)}
.nav-right{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.nav-time{font-variant-numeric:tabular-nums;padding-inline:8px}
.icon-btn{appearance:none;border:0;background:transparent;color:var(--ink);cursor:pointer;
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;transition:background-color .2s}
.icon-btn:hover{background:var(--tile-2)}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.icon-btn .moon{display:none}
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]) .icon-btn .moon{display:block} :root:not([data-theme="light"]) .icon-btn .sun{display:none} }
:root[data-theme="dark"] .icon-btn .moon{display:block}
:root[data-theme="dark"] .icon-btn .sun{display:none}

/* ---------- hero ---------- */
.hero{position:relative;overflow-x:clip;text-align:center;padding-block:clamp(56px,9vw,112px) clamp(40px,6vw,64px);isolation:isolate}
.hero::before{content:"";position:absolute;z-index:-1;left:50%;top:0;width:min(900px,120vw);aspect-ratio:1.6;max-width:none;transform:translateX(-50%);
  background:radial-gradient(closest-side, var(--glow), transparent)}
.hero .wrap{display:flex;flex-direction:column;align-items:center;gap:22px}
.hero-lockup{width:min(340px,78vw);height:auto}
.eyebrow{margin:0;font-size:clamp(17px,1.6vw,21px);font-weight:500;color:var(--spark);letter-spacing:-.01em}
h1{margin:0;font-size:clamp(48px,8.4vw,108px);line-height:1.02;font-weight:700;letter-spacing:-.045em;text-wrap:balance;max-width:12ch}
h1 .hl{background:linear-gradient(100deg,var(--accent) 10%,var(--spark) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{margin:0;max-width:34ch;font-size:clamp(19px,2vw,24px);line-height:1.38;color:var(--muted);text-wrap:balance}
.ctas{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:6px}
.btn{appearance:none;border:0;cursor:pointer;text-decoration:none;font:500 16px/1 var(--font);letter-spacing:-.01em;
  padding:14px 24px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;transition:background-color .2s,color .2s}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:color-mix(in srgb, var(--accent) 86%, var(--ink))}

/* ---------- contact card ---------- */
.contact{padding-bottom:clamp(48px,7vw,96px)}
.card{max-width:760px;margin:0 auto;background:var(--tile);border-radius:var(--r);box-shadow:var(--shadow);
  padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:22px;text-align:center;align-items:center;transition:background-color .4s ease}
.kicker{margin:0;font-size:14px;font-weight:500;color:var(--muted)}
.card h2{margin:0;font-size:clamp(28px,3.4vw,40px);line-height:1.1;font-weight:700;letter-spacing:-.03em;text-wrap:balance}
.card .heading{display:flex;flex-direction:column;gap:8px}
.contact-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;width:min(520px,100%);background:var(--tile-2);border-radius:999px;padding:8px 8px 8px 22px;text-align:left}
.contact-row output{font-size:17px;font-weight:500;color:var(--ink);user-select:all;overflow-wrap:anywhere;flex:1;min-width:0}
.contact-row .btn{padding:11px 18px;font-size:14px}
.btn[data-state="done"]{background:var(--spark)}
.where{display:flex;justify-content:center;gap:8px 20px;flex-wrap:wrap;font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding-block:22px calc(22px + env(safe-area-inset-bottom,0px))}
.foot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--faint)}

/* ---------- background: the build lattice ---------- */
#lattice{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;display:block}
main,.foot{position:relative;z-index:1}

/* ---------- entrance (content is visible without it) ---------- */
@media (prefers-reduced-motion:no-preference){
  html:not(.splash) .hero .wrap > *,
  html:not(.splash) .card{animation:rise 1s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--i,0) * 90ms)}
  @keyframes rise{from{opacity:.001;transform:translateY(18px)}}
  html.entering main{animation:enter 1.3s cubic-bezier(.16,.84,.3,1) both}
  @keyframes enter{from{transform:scale(1.07);opacity:0}}
}

/* ---------- splash: icon draws, fills, then you fly through its window ---------- */
.splash-screen{display:none}
html.splash body{overflow:hidden}
html.splash .hero .wrap > *,html.splash .card,html.splash .foot,html.splash .nav{opacity:0}
.nav{transition:opacity .7s ease .2s}
html.splash .splash-screen,.splash-screen.portal{display:grid;place-items:center;position:fixed;inset:0;z-index:100;cursor:pointer;overflow:hidden}
.splash-screen::before{content:"";position:absolute;inset:0;background:var(--bg)}
.splash-icon{position:relative;z-index:2;width:min(300px,62vw);height:auto;overflow:visible;
  transform-origin:41.82% 44.49%;will-change:transform}
.splash-icon path{fill:var(--accent);fill-opacity:0;stroke:var(--accent);stroke-width:130;stroke-linejoin:round;stroke-linecap:round}
.splash-screen.draw .splash-icon path{animation:sp-draw 1.8s cubic-bezier(.55,0,.3,1) forwards, sp-fill .7s 1.5s ease forwards}
@keyframes sp-draw{to{stroke-dashoffset:0}}
@keyframes sp-fill{to{fill-opacity:1;stroke-opacity:0}}
.splash-glow{position:absolute;z-index:1;left:var(--gx,50%);top:var(--gy,50%);width:40px;height:40px;margin:-20px 0 0 -20px;border-radius:50%;
  background:radial-gradient(circle, color-mix(in srgb, var(--tile) 85%, transparent) 0%, color-mix(in srgb, var(--accent) 55%, transparent) 22%, color-mix(in srgb, var(--spark) 22%, transparent) 42%, transparent 68%);opacity:0;transform:scale(1)}
.splash-hint{position:absolute;z-index:3;bottom:calc(28px + env(safe-area-inset-bottom,0px));font-size:12px;color:var(--faint);letter-spacing:.02em;opacity:0;animation:hint .6s 1.2s forwards}
@keyframes hint{to{opacity:1}}
/* the portal */
.splash-screen.portal{pointer-events:none}
.splash-screen.portal .splash-hint{display:none}
.splash-screen.portal .splash-icon{transition:transform 1.25s cubic-bezier(.7,0,.84,0);transform:scale(46)}
.splash-screen.portal .splash-glow{animation:glow 1.3s .35s cubic-bezier(.55,0,.25,1) forwards}
@keyframes glow{0%{opacity:0;transform:scale(2)}40%{opacity:.85}100%{opacity:0;transform:scale(140)}}
.splash-screen.portal::before{transition:opacity .7s ease .55s;opacity:0}

/* ---------- responsive ---------- */
@media (max-width:720px){
  .nav-time{display:none}
  .contact-row{border-radius:22px;padding:14px}
  .contact-row .btn{width:100%;justify-content:center}
  .foot .wrap{justify-content:center;text-align:center}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}