/* ============================================
   Design tokens
   Paper / ink / print-proof palette, referencing
   the register marks & spec sheets of print production.
   ============================================ */
:root {
  --paper: #EDEAE3;
  --paper-dim: #E2DED4;
  --ink: #1B1B1F;
  --ink-soft: #4A4A48;
  --red: #C81E3E;
  --blue: #2447A3;
  --line: #C9C4B6;

  --font-display: 'Archivo Black', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

/* ============================================
   Signature element: registration/crop marks
   ============================================ */
.reg-mark--corner {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}
.reg-mark--corner span {
  position: absolute;
  width: 14px;
  height: 14px;
}
.reg-mark--corner span::before,
.reg-mark--corner span::after {
  content: "";
  position: absolute;
  background: var(--ink);
  opacity: 0.35;
}
.reg-mark--corner span::before { width: 100%; height: 1px; top: 50%; }
.reg-mark--corner span::after { height: 100%; width: 1px; left: 50%; }
.reg-mark--corner span:nth-child(1) { top: 16px; left: 16px; }
.reg-mark--corner span:nth-child(2) { top: 16px; right: 16px; }
.reg-mark--corner span:nth-child(3) { bottom: 16px; left: 16px; }
.reg-mark--corner span:nth-child(4) { bottom: 16px; right: 16px; }

/* ============================================
   Header / nav
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(237, 234, 227, 0.88);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav__mark {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.02em;
  text-decoration: none;
}
.nav__mark-dot { color: var(--red); }
.nav__links {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.nav__links a { text-decoration: none; }
.nav__links a:hover { color: var(--red); }

/* ============================================
   Hero
   ============================================ */
.hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: 120px 32px 100px;
}
.hero__spec {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 28px;
}
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(40px, 7vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0 0 32px;
  max-width: 16ch;
}
.hero__title-accent { color: var(--red); }
.hero__sub {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 40px;
}
.hero__meta {
  display: flex;
  gap: 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

/* ============================================
   Section label (shared)
   ============================================ */
.section-label {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 40px;
}
.section-label__crop { color: var(--red); font-size: 12px; }

/* ============================================
   Work grid
   ============================================ */
.work { padding: 40px 0 120px; }
.work-grid {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 40px;
}
.work-card__frame {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--ink);
  overflow: hidden;
}
.work-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(237,234,227,0.35);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
}
.work-card__crop {
  position: absolute;
  width: 16px;
  height: 16px;
  opacity: 0.6;
  z-index: 2;
}
.work-card__crop::before,
.work-card__crop::after {
  content: "";
  position: absolute;
  background: var(--paper);
}
.work-card__crop::before { width: 100%; height: 1px; top: 50%; }
.work-card__crop::after { height: 100%; width: 1px; left: 50%; }
.work-card__crop.tl { top: 10px; left: 10px; }
.work-card__crop.tr { top: 10px; right: 10px; }
.work-card__crop.bl { bottom: 10px; left: 10px; }
.work-card__crop.br { bottom: 10px; right: 10px; }

.work-card__spec {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.work-card__spec h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  margin: 0;
}
.work-card__spec dl {
  display: flex;
  gap: 18px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
}
.work-card__spec dl div { text-align: right; }
.work-card__spec dt { text-transform: uppercase; letter-spacing: 0.06em; opacity: 0.7; }
.work-card__spec dd { margin: 2px 0 0; color: var(--ink); }

/* ============================================
   About
   ============================================ */
.about {
  padding: 80px 0 120px;
  border-top: 1px solid var(--line);
}
.about__grid {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
}
.about__text {
  font-size: 20px;
  line-height: 1.6;
  max-width: 42ch;
  margin: 0;
}
.about__facts {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.about__facts div {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.about__facts dt { color: var(--ink-soft); }
.about__facts dd { margin: 0; }

/* ============================================
   Contact
   ============================================ */
.contact {
  background: var(--ink);
  color: var(--paper);
  padding: 120px 32px;
}
.contact__inner {
  max-width: 1120px;
  margin: 0 auto;
}
.contact h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.08;
  margin: 0 0 40px;
}
.contact__email {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 20px;
  text-decoration: none;
  border-bottom: 1px solid var(--red);
  padding-bottom: 4px;
  margin-bottom: 48px;
  color: var(--paper);
}
.contact__links {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.contact__links a { text-decoration: none; opacity: 0.7; }
.contact__links a:hover { opacity: 1; color: var(--red); }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  display: flex;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 32px 60px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 780px) {
  .work-grid { grid-template-columns: 1fr; }
  .about__grid { grid-template-columns: 1fr; gap: 32px; }
  .nav__links { gap: 18px; }
  .hero { padding: 90px 24px 70px; }
  .site-footer { flex-direction: column; gap: 8px; }
}

/* ============================================
   Reduced motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Visible keyboard focus */
a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
}