/* ============================================================
   Red 1 Solutions — design tokens
   bg-deep #0B1120 · panel #131C31 · text #EEF2F8 · muted #8A96AF · signal #E3402A
   Display: Space Grotesk · Body: IBM Plex Sans · Utility: IBM Plex Mono
   ============================================================ */

:root {
  --bg: #0B1120;
  --bg-soft: #0E1526;
  --panel: #131C31;
  --panel-line: rgba(238, 242, 248, 0.09);
  --text: #EEF2F8;
  --muted: #8A96AF;
  --accent: #ED1C24;
  --accent-dim: rgba(237, 28, 36, 0.16);
  --brand-gray: #6D6E71;

  --display: "Space Grotesk", sans-serif;
  --body: "IBM Plex Sans", sans-serif;
  --mono: "IBM Plex Mono", monospace;

  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--panel-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--panel-line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  z-index: 0;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.2rem; }

p { color: var(--muted); margin: 0 0 1em; }
p.lead { color: var(--text); font-size: 1.15rem; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-dim);
}

/* ---------- nav ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 17, 32, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--panel-line);
}
nav.wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand img.logo { height: 42px; width: auto; }
.brand img.icon { height: 30px; width: auto; }
footer .brand img.logo { height: 34px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 0.92rem;
}
.nav-links a { color: var(--muted); transition: color 0.15s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active { color: var(--accent); }

.nav-phone {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--text);
  border: 1px solid var(--panel-line);
  padding: 8px 14px;
  border-radius: 4px;
  transition: border-color 0.15s ease;
}
.nav-phone:hover { border-color: var(--accent); }

@media (max-width: 720px) {
  .nav-links { display: none; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  padding: 13px 22px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: #0B1120; font-weight: 600; }
.btn-primary:hover { background: #f04a32; }
.btn-ghost { border-color: var(--panel-line); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- sections ---------- */
section { position: relative; z-index: 1; padding: 88px 0; }
section.tight { padding: 56px 0; }
.section-head { max-width: 640px; margin-bottom: 44px; }

.divider {
  border: none;
  border-top: 1px solid var(--panel-line);
  margin: 0;
}

/* ---------- cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 6px;
  padding: 28px;
}
.card .num {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 14px;
  display: block;
}
.card h3 { margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.95rem; }

/* ---------- timeline (About) ---------- */
.timeline { position: relative; margin-top: 40px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--panel-line);
}
.t-item {
  position: relative;
  padding-left: 40px;
  margin-bottom: 44px;
}
.t-item:last-child { margin-bottom: 0; }
.t-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
}
.t-date {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  display: block;
  margin-bottom: 6px;
}
.t-item h3 { margin-bottom: 8px; }
.t-item p { max-width: 560px; }

/* ---------- footer ---------- */
footer.site {
  border-top: 1px solid var(--panel-line);
  padding: 48px 0;
  margin-top: 60px;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-links { display: flex; gap: 22px; font-size: 0.9rem; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--text); }
.footer-meta {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 30px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}