/* ============================================================
   MkrOps — Styles  (depends on tokens.css)
   Plain CSS, no framework, no build step. BEM-ish class names.
   ============================================================ */

/* ---- reset / base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-sans);
  font-size: var(--t-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--c-accent); color: #04222a; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

/* ---- mono section label  e.g. "// 02 — WHAT WE DO" ---- */
.label {
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-faint);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.label::before { content: "//"; color: var(--c-accent-dim); }

/* ---- buttons ---- */
.btn {
  --pad: 0.85em 1.4em;
  display: inline-flex; align-items: center; gap: 0.6em;
  padding: var(--pad);
  font-family: var(--f-mono);
  font-size: var(--t-small);
  letter-spacing: 0.04em;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  color: var(--c-text);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform 0.2s var(--ease), color 0.2s var(--ease);
}
.btn:hover { border-color: var(--c-accent); color: #fff; transform: translateY(-2px); }
.btn--primary {
  background: var(--c-accent);
  color: #04222a;
  border-color: var(--c-accent);
  font-weight: 600;
}
.btn--primary:hover { background: #5ee0f4; color: #04222a; box-shadow: 0 10px 30px -10px var(--c-accent-glow); }
.btn .arrow { transition: transform 0.25s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---- chip (SDVOSB / status) ---- */
.chip {
  display: inline-flex; align-items: center; gap: 0.55em;
  font-family: var(--f-mono); font-size: var(--t-label); letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--c-muted);
  padding: 0.4em 0.8em;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-panel);
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c-ok); box-shadow: 0 0 10px var(--c-ok); }
@media (prefers-reduced-motion: no-preference) {
  .chip .dot { animation: pulse 2.4s var(--ease) infinite; }
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  background: color-mix(in srgb, var(--c-bg) 78%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--c-line-soft); }
.nav__brand { font-family: var(--f-mono); font-weight: 700; letter-spacing: 0.14em; font-size: 1.02rem; }
.nav__brand b { color: var(--c-accent); }
.nav__links { display: flex; gap: 1.5rem; align-items: center; }
.nav__links a { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-muted); transition: color 0.2s var(--ease); }
.nav__links a:hover { color: var(--c-text); }
@media (max-width: 640px) { .nav__links a:not(.btn) { display: none; } }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding: clamp(5rem, 13vw, 10rem) 0 var(--sec-y); overflow: hidden; }
.hero__grid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--c-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line-soft) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: 0.6;
}
@media (prefers-reduced-motion: no-preference) {
  .hero__grid { animation: drift 24s linear infinite; }
}
@keyframes drift { to { background-position: 54px 54px, 54px 54px; } }
.hero__glow {
  position: absolute; z-index: 0; top: -10%; left: 50%; transform: translateX(-50%);
  width: min(900px, 90vw); height: 480px; pointer-events: none;
  background: radial-gradient(ellipse at center, var(--c-accent-glow), transparent 70%);
  filter: blur(20px);
}
.hero .container { position: relative; z-index: 1; }
.hero__title {
  font-size: var(--t-hero); line-height: var(--lh-tight);
  font-weight: 720; letter-spacing: -0.02em; margin: 1.2rem 0 0.6rem;
  max-width: 16ch;
}
.hero__title .accent { color: var(--c-accent); }
.hero__sub { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--c-muted); max-width: 46ch; margin-bottom: 2rem; }
.hero__cta { display: flex; gap: 0.9rem; flex-wrap: wrap; align-items: center; }
.hero__meta { margin-top: 2.6rem; display: flex; gap: 1.4rem; flex-wrap: wrap; font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-faint); }
.hero__meta b { color: var(--c-text); font-weight: 600; }

/* ============================================================
   SECTIONS (shared)
   ============================================================ */
.section { padding: var(--sec-y) 0; position: relative; }
.section--alt { background: var(--c-bg-2); border-block: 1px solid var(--c-line-soft); }
.section__head { max-width: 60ch; margin-bottom: 3rem; }
.section__title { font-size: var(--t-h2); line-height: 1.1; letter-spacing: -0.015em; margin-top: 0.9rem; font-weight: 680; }
.section__lead { color: var(--c-muted); margin-top: 1rem; font-size: 1.12rem; }

/* ---- capability cards (WHAT WE DO) ---- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.1rem; }
.card {
  position: relative;
  padding: 1.6rem 1.5rem 1.7rem;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
  overflow: hidden;
}
.card::after {
  content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 0;
  background: var(--c-accent); transition: width 0.4s var(--ease);
}
.card:hover { border-color: var(--c-accent-dim); background: var(--c-panel-2); transform: translateY(-4px); }
.card:hover::after { width: 100%; }
.card__no { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-accent); }
.card__title { font-size: var(--t-h3); margin: 0.7rem 0 0.5rem; font-weight: 650; letter-spacing: -0.01em; }
.card__desc { color: var(--c-muted); font-size: 0.98rem; line-height: 1.55; }

/* ---- two-column split (WHAT WE ARE / WHO WE ARE) ---- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }
.split__aside { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-muted); }
.engine { border-left: 2px solid var(--c-line); padding-left: 1.1rem; margin-bottom: 1.4rem; }
.engine b { color: var(--c-accent); display: block; font-family: var(--f-mono); font-size: var(--t-small); letter-spacing: 0.05em; margin-bottom: 0.3rem; }

/* ---- track record (WHAT WE'VE DONE) ---- */
.record { display: grid; gap: 0; border-top: 1px solid var(--c-line); }
.record__item {
  display: grid; grid-template-columns: 8.5rem 1fr; gap: 1.5rem;
  padding: 1.4rem 0; border-bottom: 1px solid var(--c-line);
  transition: background 0.25s var(--ease);
}
.record__item:hover { background: var(--c-panel); }
.record__when { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-faint); }
.record__what b { display: block; font-size: 1.05rem; margin-bottom: 0.25rem; font-weight: 620; }
.record__what span { color: var(--c-muted); font-size: 0.98rem; }
@media (max-width: 640px) { .record__item { grid-template-columns: 1fr; gap: 0.3rem; } }

/* ---- contact / CTA band ---- */
.cta { text-align: center; }
.cta__title { font-size: var(--t-h2); letter-spacing: -0.015em; font-weight: 680; }
.cta__sub { color: var(--c-muted); margin: 0.9rem auto 2rem; max-width: 50ch; }
.cta__row { display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--c-line); padding: 3rem 0 2.5rem; color: var(--c-faint); }
.footer__grid { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; align-items: flex-start; }
.footer__brand { font-family: var(--f-mono); font-weight: 700; letter-spacing: 0.14em; color: var(--c-text); }
.footer__brand b { color: var(--c-accent); }
.footer__meta { font-family: var(--f-mono); font-size: var(--t-small); line-height: 2; }
.footer__meta .k { color: var(--c-muted); }
.footer__legal { margin-top: 2rem; font-family: var(--f-mono); font-size: var(--t-label); letter-spacing: 0.05em; color: var(--c-faint); }

/* ============================================================
   FOUNDER PAGE
   ============================================================ */
.founder-hero { padding: clamp(4rem, 10vw, 7rem) 0 2rem; }
.founder-hero__name { font-size: var(--t-hero); font-weight: 720; letter-spacing: -0.02em; line-height: 1.02; }
.founder-hero__role { font-family: var(--f-mono); color: var(--c-accent); margin-top: 0.8rem; font-size: var(--t-small); letter-spacing: 0.05em; }
.founder-hero__creds { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 1.4rem; }
.prose { max-width: 64ch; }
.prose p { color: var(--c-muted); margin-bottom: 1.1rem; }
.prose strong { color: var(--c-text); font-weight: 600; }
.back-link { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-muted); display: inline-flex; gap: 0.5em; margin-bottom: 1.5rem; transition: color 0.2s var(--ease); }
.back-link:hover { color: var(--c-accent); }

/* timeline */
.timeline { border-left: 1px solid var(--c-line); margin-top: 1rem; }
.timeline__item { position: relative; padding: 0 0 1.8rem 1.6rem; }
.timeline__item::before {
  content: ""; position: absolute; left: -5px; top: 0.45rem;
  width: 9px; height: 9px; border-radius: 50%; background: var(--c-bg); border: 2px solid var(--c-accent-dim);
}
.timeline__item:hover::before { background: var(--c-accent); }
.timeline__org { font-weight: 620; font-size: 1.05rem; }
.timeline__when { font-family: var(--f-mono); font-size: var(--t-small); color: var(--c-faint); margin: 0.1rem 0 0.4rem; }
.timeline__desc { color: var(--c-muted); font-size: 0.98rem; }

/* ============================================================
   SCROLL-REVEAL  (toggled by main.js; safe default = visible)
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
  .reveal.is-in { opacity: 1; transform: none; }
  .reveal[data-d="1"] { transition-delay: 0.08s; }
  .reveal[data-d="2"] { transition-delay: 0.16s; }
  .reveal[data-d="3"] { transition-delay: 0.24s; }
}