/* ══════════════════════════════════════════════
   Pepspan Research Laboratories — pepspan.eu
   ══════════════════════════════════════════════ */

/* ── FONTS (self-hosted, latin subset) ── */
@font-face { font-family:'Geologica'; font-style:normal; font-weight:400; font-display:swap; src:url('/fonts/geologica-400.woff2') format('woff2'); }
@font-face { font-family:'Geologica'; font-style:normal; font-weight:500; font-display:swap; src:url('/fonts/geologica-500.woff2') format('woff2'); }
@font-face { font-family:'Geologica'; font-style:normal; font-weight:600; font-display:swap; src:url('/fonts/geologica-600.woff2') format('woff2'); }
@font-face { font-family:'Geologica'; font-style:normal; font-weight:700; font-display:swap; src:url('/fonts/geologica-700.woff2') format('woff2'); }
@font-face { font-family:'Cabin'; font-style:normal; font-weight:400; font-display:swap; src:url('/fonts/cabin-400.woff2') format('woff2'); }
@font-face { font-family:'Cabin'; font-style:normal; font-weight:500; font-display:swap; src:url('/fonts/cabin-500.woff2') format('woff2'); }
@font-face { font-family:'Cabin'; font-style:normal; font-weight:600; font-display:swap; src:url('/fonts/cabin-600.woff2') format('woff2'); }
@font-face { font-family:'Cabin'; font-style:normal; font-weight:700; font-display:swap; src:url('/fonts/cabin-700.woff2') format('woff2'); }

:root {
  --primary:#07446d;
  --accent:#00b3e2;
  --deep:#08243a;
  --text:#1a1a2e;
  --muted:#5b7185;
  --border:#e2e9f0;
  --light:#f7fafd;
  --bg:#ffffff;
  --display:'Geologica',sans-serif;
  --body:'Cabin',sans-serif;
  --measure:72rem;
}

*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior:smooth; }
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  *,*::before,*::after { animation-duration:.01ms !important; transition-duration:.01ms !important; }
}

body {
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

a { color:inherit; }
img { max-width:100%; height:auto; display:block; }

:focus-visible {
  outline:2px solid var(--accent);
  outline-offset:3px;
}

.wrap { max-width:var(--measure); margin:0 auto; padding:0 32px; }

/* ── HEADER ── */
header {
  background:var(--bg);
  border-bottom:1px solid var(--border);
  position:sticky;
  top:0;
  z-index:20;
}
.header-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:18px 32px;
  max-width:var(--measure);
  margin:0 auto;
}
.brand {
  font-family:var(--display);
  font-weight:700;
  font-size:18px;
  letter-spacing:-.2px;
  color:var(--primary);
  text-decoration:none;
}
.brand span {
  display:block;
  font-weight:400;
  font-size:10px;
  letter-spacing:2.4px;
  text-transform:uppercase;
  color:var(--muted);
  margin-top:2px;
}
.header-cta {
  font-family:var(--display);
  font-size:13px;
  font-weight:500;
  letter-spacing:.4px;
  color:var(--primary);
  text-decoration:none;
  border:1px solid var(--border);
  padding:9px 18px;
  border-radius:4px;
  transition:border-color .2s, background .2s;
}
.header-cta:hover { border-color:var(--primary); background:var(--light); }

/* ── HERO ── */
.hero {
  background:var(--deep);
  color:#fff;
  padding:112px 0 96px;
  position:relative;
  overflow:hidden;
}
/* graduations running down the left edge of the hero field */
.hero::before {
  content:'';
  position:absolute;
  left:0; top:0; bottom:0;
  width:56px;
  background-image:repeating-linear-gradient(to bottom,
    rgba(0,179,226,.32) 0 1px, transparent 1px 22px);
  border-right:1px solid rgba(255,255,255,.07);
  pointer-events:none;
}
.hero .wrap { position:relative; }
.eyebrow {
  font-family:var(--display);
  font-size:11px;
  font-weight:500;
  letter-spacing:3px;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:24px;
}
.hero h1 {
  font-family:var(--display);
  font-weight:600;
  font-size:clamp(2.1rem,5vw,3.6rem);
  line-height:1.12;
  letter-spacing:-1.2px;
  max-width:19ch;
}
.hero p {
  margin-top:26px;
  max-width:56ch;
  font-size:19px;
  color:#c3d6e5;
}

/* ── SECTIONS ── */
section { padding:88px 0; }
section.alt { background:var(--light); }

.section-head { margin-bottom:48px; max-width:62ch; }
.section-head .eyebrow { color:var(--primary); }
.section-head h2 {
  font-family:var(--display);
  font-weight:600;
  font-size:clamp(1.55rem,3vw,2.15rem);
  line-height:1.2;
  letter-spacing:-.6px;
}
.section-head p { margin-top:14px; color:var(--muted); }

/* ── SUPPLY GRID (reads like a spec sheet) ── */
.supply {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:1px;
  background:var(--border);
  border:1px solid var(--border);
}
.supply article {
  background:var(--bg);
  padding:34px 28px 38px;
}
section.alt .supply article { background:var(--light); }
.supply h3 {
  font-family:var(--display);
  font-weight:600;
  font-size:16px;
  letter-spacing:-.1px;
  margin-bottom:10px;
}
.supply p { font-size:15.5px; color:var(--muted); line-height:1.6; }
.supply .tick {
  width:26px;
  height:2px;
  background:var(--accent);
  margin-bottom:20px;
}

/* ── HOW WE WORK ── */
.work {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:44px 36px;
}
.work h3 {
  font-family:var(--display);
  font-weight:600;
  font-size:16px;
  margin-bottom:10px;
  padding-top:16px;
  border-top:1px solid var(--border);
}
.work p { font-size:15.5px; color:var(--muted); }

/* ── CONTACT ── */
.contact-grid {
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);
  gap:64px;
  align-items:start;
}
form { display:grid; gap:20px; }
.field { display:grid; gap:7px; }
label {
  font-family:var(--display);
  font-size:12px;
  font-weight:500;
  letter-spacing:1.2px;
  text-transform:uppercase;
  color:var(--muted);
}
input, textarea {
  font-family:var(--body);
  font-size:16px;
  color:var(--text);
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:4px;
  padding:12px 14px;
  transition:border-color .18s;
}
input:focus, textarea:focus { border-color:var(--primary); outline:none; }
input:focus-visible, textarea:focus-visible { outline:2px solid var(--accent); outline-offset:1px; }
textarea { resize:vertical; min-height:130px; }
.hp { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

button[type=submit] {
  font-family:var(--display);
  font-size:14px;
  font-weight:500;
  letter-spacing:.6px;
  color:#fff;
  background:var(--primary);
  border:1px solid var(--primary);
  border-radius:4px;
  padding:13px 30px;
  cursor:pointer;
  justify-self:start;
  transition:background .2s;
}
button[type=submit]:hover { background:#05334f; }
button[type=submit][disabled] { opacity:.55; cursor:progress; }

.form-msg {
  font-size:15px;
  padding:13px 16px;
  border-radius:4px;
  border:1px solid var(--border);
  display:none;
}
.form-msg.show { display:block; }
.form-msg.ok { border-color:#9fd8c0; background:#f0faf6; color:#1a5c43; }
.form-msg.err { border-color:#e8b4b4; background:#fdf3f3; color:#8c2f2f; }

/* ── FOOTER ── */
footer {
  background:var(--deep);
  color:#8fa8bd;
  padding:44px 0;
  font-size:14px;
}
.footer-inner {
  display:flex;
  flex-wrap:wrap;
  gap:16px 32px;
  align-items:center;
  justify-content:space-between;
}
footer .brand { color:#fff; font-size:15px; }
footer nav { display:flex; gap:24px; }
footer a { color:#8fa8bd; text-decoration:none; transition:color .18s; }
footer a:hover { color:#fff; }

/* ── LEGAL PAGES ── */
.legal { padding:72px 0 96px; max-width:74ch; }
.legal h1 {
  font-family:var(--display);
  font-weight:600;
  font-size:clamp(1.8rem,4vw,2.5rem);
  letter-spacing:-.7px;
  margin-bottom:8px;
}
.legal .updated { color:var(--muted); font-size:14px; margin-bottom:40px; }
.legal h2 {
  font-family:var(--display);
  font-weight:600;
  font-size:18px;
  margin:36px 0 10px;
}
.legal p, .legal li { color:#3c4a5a; }
.legal ul { margin:10px 0 0 20px; display:grid; gap:6px; }

/* ── RESPONSIVE ── */
@media (max-width:900px) {
  .contact-grid { grid-template-columns:1fr; gap:44px; }
}
@media (max-width:640px) {
  body { font-size:16px; }
  .wrap { padding:0 20px; }
  .header-inner { padding:14px 20px; }
  .hero { padding:76px 0 68px; }
  .hero::before { width:28px; }
  .hero p { font-size:17px; }
  section { padding:64px 0; }
  .header-cta { padding:8px 14px; font-size:12px; }
}