:root {
  --navy: #0b1f3a;
  --deep: #071526;
  --cyan: #5ce1e6;
  --mist: #9ad7dc;
  --paper: #e8f1f4;
  --ink: #0b1f3a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Archivo", sans-serif;
  color: var(--paper);
  background: var(--deep);
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
code, .mono { font-family: "IBM Plex Mono", monospace; }

.sheet {
  width: min(1180px, calc(100% - 28px));
  margin: 18px auto 40px;
  border: 1px solid var(--cyan);
  background:
    linear-gradient(rgba(92,225,230,.05) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(92,225,230,.05) 1px, transparent 1px) 0 0 / 28px 28px,
    var(--navy);
}

.titleblock {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  border-bottom: 1px solid var(--cyan);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}
.titleblock div { padding: 14px 16px; border-right: 1px solid var(--cyan); }
.titleblock div:last-child { border-right: 0; }
.titleblock strong { display: block; color: var(--cyan); font-size: 15px; margin-top: 4px; }
.brand { font-family: "Archivo", sans-serif; font-weight: 800; letter-spacing: 0.08em; font-size: 18px; color: var(--cyan); }

nav.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--cyan);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}
nav.links a, nav.links button {
  padding: 12px 16px;
  border-right: 1px solid var(--cyan);
  background: transparent;
  color: var(--paper);
  cursor: pointer;
}
nav.links a:hover { background: rgba(92,225,230,.12); color: var(--cyan); }
.menu { display: none; }

.hero {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  min-height: 70vh;
}
.hero-copy { padding: 48px 36px; }
.kicker {
  font-family: "IBM Plex Mono", monospace;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
h1, h2, h3 { font-family: "Archivo", sans-serif; font-weight: 800; letter-spacing: -0.03em; }
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.8rem); line-height: 0.95; margin: 12px 0 16px; }
.hero p { color: var(--mist); max-width: 44ch; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--cyan);
  cursor: pointer;
  background: transparent;
  color: var(--cyan);
}
.btn-fill { background: var(--cyan); color: var(--deep); }
.hero img { width: 100%; height: 100%; object-fit: cover; border-left: 1px solid var(--cyan); min-height: 360px; }

.block { padding: 48px 36px; border-top: 1px solid var(--cyan); }
.block h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin: 8px 0 12px; }
.lede { color: var(--mist); max-width: 58ch; }

.drawings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 24px;
  border: 1px solid var(--cyan);
}
.drawings figure { border-right: 1px solid var(--cyan); }
.drawings figure:last-child { border-right: 0; }
.drawings img { height: 280px; width: 100%; object-fit: cover; }
.drawings figcaption {
  padding: 10px 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--cyan);
  border-top: 1px solid var(--cyan);
}

.practice {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 24px;
  border: 1px solid var(--cyan);
}
.practice article {
  padding: 22px;
  border-right: 1px solid var(--cyan);
}
.practice article:last-child { border-right: 0; }
.practice h3 { color: var(--cyan); margin-bottom: 8px; }
.practice p { color: var(--mist); }

.soft {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0;
  margin-top: 24px;
  border: 1px solid var(--cyan);
}
.soft > * { border-right: 1px solid var(--cyan); }
.soft > *:last-child { border-right: 0; }
.soft img { width: 100%; height: 300px; object-fit: cover; object-position: top; }
.cap { padding: 14px 16px; }
.cap h3 { margin-bottom: 6px; }
.cap p { color: var(--mist); }
.stack { display: grid; }
.stack article { border-bottom: 1px solid var(--cyan); }
.stack article:last-child { border-bottom: 0; }
.stack img { height: 180px; }

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 24px;
  border: 1px solid var(--cyan);
}
.facts div { padding: 16px; border-right: 1px solid var(--cyan); }
.facts div:last-child { border-right: 0; }
.facts small {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.contact { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--cyan); margin-top: 24px; }
.box, form { padding: 22px; }
form { border-left: 1px solid var(--cyan); display: grid; gap: 10px; }
label { font-family: "IBM Plex Mono", monospace; font-size: 11px; color: var(--cyan); letter-spacing: 0.1em; text-transform: uppercase; }
input, textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--cyan);
  color: var(--paper);
  padding: 8px 0;
}
textarea { min-height: 100px; resize: vertical; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.map iframe { width: 100%; height: 190px; border: 0; margin-top: 12px; filter: grayscale(1) contrast(1.1); }
.note { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--mist); }

@media (max-width: 900px) {
  .titleblock, .hero, .drawings, .practice, .soft, .facts, .contact, .pair { grid-template-columns: 1fr; }
  .hero img, .drawings figure, .practice article, .facts div, form { border-left: 0; border-right: 0; border-top: 1px solid var(--cyan); }
  nav.links { flex-direction: column; }
  nav.links a { display: none; }
  nav.links.open a { display: block; }
  .menu { display: block; }
}