/* ============================================================
   OneAeye Brand Hub — site.css
   Locked system: monochrome ink + paper. No gradients, no shadows
   used decoratively (only soft elevation on floating mock surfaces).
   Three typefaces, each one job.
   ============================================================ */

:root{
  --ink:    #0b0d10;
  --ink-2:  #1a1d22;          /* slightly lifted ink for layered dark */
  --paper:  #f4f1ea;
  --paper-2:#ede9e0;          /* recessed paper */
  --hair:   rgba(11,13,16,0.10);
  --hair-2: rgba(11,13,16,0.16);
  --smoke:  rgba(11,13,16,0.45);
  --smoke-2:rgba(11,13,16,0.62);

  /* functional only — never brand */
  --green:  oklch(0.62 0.15 150);
  --amber:  oklch(0.74 0.14 75);
  --red:    oklch(0.58 0.18 25);
  --blue:   oklch(0.58 0.16 252);

  --maxw: 1200px;
  --pad:  40px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"ss01","ss02";
  line-height:1.5;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }

/* ---- font helpers ---- */
.f-grotesk{ font-family:"Space Grotesk", sans-serif; }
.f-serif  { font-family:"Instrument Serif", Georgia, serif; font-style:italic; }
.f-mono   { font-family:"JetBrains Mono", ui-monospace, monospace; }

.mono-eyebrow{
  font-family:"JetBrains Mono", monospace;
  font-size:11px; letter-spacing:0.28em; text-transform:uppercase;
  color:var(--smoke-2);
}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:sticky; top:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px var(--pad);
  background:color-mix(in oklab, var(--paper) 85%, transparent);
  backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--hair);
}
.nav-brand{ display:flex; align-items:center; gap:12px; }
.nav-links{
  display:flex; align-items:center; gap:4px;
  font-family:"JetBrains Mono", monospace;
  font-size:11px; letter-spacing:0.12em; text-transform:uppercase;
}
.nav-links a{
  padding:8px 12px; border-radius:8px; color:var(--smoke-2);
  transition:background .15s,color .15s;
}
.nav-links a:hover{ background:var(--paper-2); color:var(--ink); }
.nav-links a.current{ color:var(--ink); }
.nav-links a.current::after{
  content:""; display:block; height:2px; background:var(--ink);
  margin-top:5px; border-radius:2px;
}
.nav-cta{
  padding:9px 16px !important; background:var(--ink); color:var(--paper) !important;
  border-radius:9px;
}
.nav-cta:hover{ background:var(--ink-2) !important; }
@media (max-width:860px){
  .nav-links{ gap:0; flex-wrap:wrap; justify-content:flex-end; }
  .nav-links a{ padding:6px 8px; }
}

/* ============================================================
   THE MARK
   ============================================================ */
.tile{
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--ink); color:var(--paper);
  font-family:"Space Grotesk", sans-serif; font-weight:600;
  letter-spacing:-0.04em; line-height:1;
}
.tile .num{ font-weight:700; }
.tile .ai{ font-weight:500; }
.wordmark{
  font-family:"Space Grotesk", sans-serif; font-weight:500;
  letter-spacing:-0.04em; line-height:1; color:var(--ink);
  text-transform:lowercase;
}

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */
.wrap{ max-width:var(--maxw); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }
.section{ padding:96px 0; }
.section.tight{ padding:64px 0; }
.section.dark{ background:var(--ink); color:var(--paper); }
.section.dark .mono-eyebrow{ color:rgba(244,241,234,0.55); }
.section.dark .lede{ color:rgba(244,241,234,0.72); }
.rule{ height:1px; background:var(--hair); border:0; margin:0; }

.eyebrow-row{ display:flex; align-items:center; gap:12px; margin-bottom:26px; }
.eyebrow-row::before{ content:""; width:26px; height:1px; background:currentColor; opacity:0.4; }

.h1{ font-weight:600; font-size:clamp(40px,6vw,68px); letter-spacing:-0.03em; line-height:1.02; margin:0; }
.h2{ font-weight:600; font-size:clamp(28px,3.4vw,40px); letter-spacing:-0.025em; line-height:1.08; margin:0; }
.h3{ font-weight:600; font-size:20px; letter-spacing:-0.015em; margin:0; }
.lede{ font-size:clamp(16px,1.4vw,19px); line-height:1.55; color:var(--smoke-2); max-width:640px; }
.tagline{ font-family:"Instrument Serif", serif; font-style:italic; font-size:clamp(30px,4vw,52px); line-height:1.1; letter-spacing:-0.01em; }

.grid{ display:grid; gap:24px; }
.g2{ grid-template-columns:repeat(2,1fr); }
.g3{ grid-template-columns:repeat(3,1fr); }
.g4{ grid-template-columns:repeat(4,1fr); }
@media (max-width:900px){ .g2,.g3,.g4{ grid-template-columns:1fr; } }
@media (max-width:900px){ .g4.keep2,.g3.keep2{ grid-template-columns:1fr 1fr; } }

/* ============================================================
   CARDS / PLATES
   ============================================================ */
.card{
  background:var(--paper); border:1px solid var(--hair); border-radius:16px;
  padding:28px; position:relative;
}
.card.pad-lg{ padding:40px; }
.plate{
  background:#fff; border:1px solid var(--hair); border-radius:16px;
  min-height:200px; padding:40px;
  display:flex; align-items:center; justify-content:center; position:relative;
}
.plate.ink{ background:var(--ink); border-color:transparent; }
.plate.paper{ background:var(--paper); }
.plate-label{
  position:absolute; top:14px; left:16px;
  font-family:"JetBrains Mono", monospace; font-size:9px;
  letter-spacing:0.2em; text-transform:uppercase; color:var(--smoke);
}
.plate.ink .plate-label{ color:rgba(244,241,234,0.5); }

/* floating mock surfaces (cards, devices, posts) get soft elevation */
.float{ box-shadow:0 30px 60px -36px rgba(11,13,16,0.45); }

/* ============================================================
   SWATCHES
   ============================================================ */
.swatch{
  border-radius:14px; min-height:200px; padding:20px;
  display:flex; flex-direction:column; justify-content:space-between;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,0.06); cursor:pointer;
  position:relative; transition:transform .15s;
}
.swatch:hover{ transform:translateY(-2px); }
.swatch .sname{ font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:0.16em; text-transform:uppercase; }
.swatch .shex{ font-family:"JetBrains Mono", monospace; font-size:12px; opacity:0.8; }
.swatch .scopy{ font-family:"JetBrains Mono", monospace; font-size:9px; letter-spacing:0.2em; text-transform:uppercase; opacity:0; transition:opacity .15s; }
.swatch:hover .scopy{ opacity:0.7; }
.swatch.copied .scopy{ opacity:1; }

/* ============================================================
   TYPE SPECIMEN
   ============================================================ */
.spec{ display:grid; grid-template-columns:200px 1fr; gap:28px; padding:22px 0; border-top:1px solid var(--hair); align-items:baseline; }
.spec-meta{ font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:0.16em; text-transform:uppercase; color:var(--smoke-2); }
@media (max-width:760px){ .spec{ grid-template-columns:1fr; gap:8px; } }

/* ============================================================
   BADGES / PILLS
   ============================================================ */
.badge{
  display:inline-flex; align-items:center; gap:6px;
  font-family:"JetBrains Mono", monospace; font-size:10px;
  letter-spacing:0.16em; text-transform:uppercase;
  padding:5px 9px; border-radius:999px; border:1px solid var(--hair-2);
  color:var(--smoke-2);
}
.badge .dot{ width:6px; height:6px; border-radius:50%; background:var(--smoke); }
.badge.live{ color:var(--green); border-color:color-mix(in oklab, var(--green) 40%, transparent); }
.badge.live .dot{ background:var(--green); }

/* ============================================================
   DEVICE / SURFACE FRAMES
   ============================================================ */
.browser{ border-radius:14px; overflow:hidden; border:1px solid var(--hair); background:#fff; }
.browser-bar{ display:flex; align-items:center; gap:8px; padding:11px 14px; background:var(--paper-2); border-bottom:1px solid var(--hair); }
.browser-dots{ display:flex; gap:6px; }
.browser-dots i{ width:11px; height:11px; border-radius:50%; background:var(--hair-2); display:block; }
.browser-url{ flex:1; font-family:"JetBrains Mono", monospace; font-size:11px; color:var(--smoke); background:var(--paper); border-radius:6px; padding:5px 10px; text-align:center; }

.phone{ width:300px; border-radius:38px; background:var(--ink); padding:10px; box-shadow:0 40px 80px -40px rgba(11,13,16,0.5); }
.phone-screen{ background:var(--paper); border-radius:30px; overflow:hidden; position:relative; }
.phone-notch{ position:absolute; top:0; left:50%; transform:translateX(-50%); width:120px; height:26px; background:var(--ink); border-radius:0 0 16px 16px; z-index:5; }

/* social post squares */
.post{ aspect-ratio:1; border-radius:0; overflow:hidden; position:relative; display:flex; }
.post.r{ border-radius:14px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ border-top:1px solid var(--hair); padding:72px var(--pad) 56px; }
.footer-grid{ max-width:var(--maxw); margin:0 auto; display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px; }
@media (max-width:860px){ .footer-grid{ grid-template-columns:1fr 1fr; row-gap:40px; } }
.footer h4{ font-family:"JetBrains Mono", monospace; font-size:10px; letter-spacing:0.22em; text-transform:uppercase; color:var(--smoke); margin:0 0 16px; font-weight:400; }
.footer a{ display:block; color:var(--smoke-2); font-size:14px; padding:4px 0; }
.footer a:hover{ color:var(--ink); }
.footer-legal{ max-width:var(--maxw); margin:48px auto 0; padding-top:24px; border-top:1px solid var(--hair); display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; font-family:"JetBrains Mono", monospace; font-size:10px; letter-spacing:0.16em; text-transform:uppercase; color:var(--smoke); }

/* ============================================================
   HERO
   ============================================================ */
.hero{ padding:84px 0 72px; }
.hero-meta{ display:flex; justify-content:space-between; align-items:baseline; flex-wrap:wrap; gap:12px; font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:0.22em; text-transform:uppercase; color:var(--smoke); margin-bottom:48px; }

/* utility */
.stack{ display:flex; flex-direction:column; }
.row{ display:flex; flex-direction:row; }
.center{ align-items:center; justify-content:center; }
.between{ justify-content:space-between; }
.gap-s{ gap:10px; } .gap-m{ gap:20px; } .gap-l{ gap:32px; }
.mt-s{ margin-top:12px; } .mt-m{ margin-top:28px; } .mt-l{ margin-top:48px; }
.muted{ color:var(--smoke-2); }
.pretty{ text-wrap:pretty; }