/* mdype design system, implements DESIGN.md */

:root {
  /* Brand layer */
  --brand-ink: #0f1922;
  --brand-canvas: #f5f4f4;
  --brand-primary: #005ad6;
  --brand-primary-ink: #ffffff;
  --brand-glow: #2feee5; /* imagery and logo artwork only */
  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;

  /* Neutrals */
  --color-ink: var(--brand-ink);
  --color-steel: #5c5f63;
  --color-fog: #8e9194;
  --color-hairline: #d8dadd;
  --color-mist: #eceded;
  --color-paper: #ffffff;
  --color-canvas: var(--brand-canvas);

  /* Layout */
  --page-max-width: 1280px;
  --section-gap: 96px;
  --card-padding: 24px;
  --radius-card: 12px;
  --radius-input: 12px;
  --radius-pill: 9999px;
}

/* Reset and base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -0.011em;
  color: var(--color-ink);
  background: var(--color-canvas);
}
img { display: block; max-width: 100%; }
a { color: inherit; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; }

.container { max-width: var(--page-max-width); margin: 0 auto; padding: 0 24px; }

/* Bands */
.band { padding: var(--section-gap) 0; }
.band-ink { background: var(--brand-ink); color: var(--color-paper); }
.band-canvas { background: var(--color-canvas); }
.band-mist { background: var(--color-mist); }
.band-paper { background: var(--color-paper); }

/* Kicker */
.kicker {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-fog);
  margin-bottom: 16px;
}
.band-ink .kicker { color: var(--color-fog); }

/* Headings */
.display-xl {
  font-size: clamp(56px, 11vw, 150px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 600;
}
.heading-lg { font-size: clamp(36px, 5vw, 56px); line-height: 1.05; letter-spacing: -0.03em; }
.heading { font-size: clamp(30px, 4vw, 40px); line-height: 1.1; letter-spacing: -0.025em; }
.heading-sm { font-size: 28px; line-height: 1.2; letter-spacing: -0.02em; }
.subheading { font-size: 21px; line-height: 1.3; letter-spacing: -0.015em; }
.lede { font-size: 21px; line-height: 1.45; letter-spacing: -0.015em; color: var(--color-steel); max-width: 640px; }
.band-ink .lede { color: rgba(255, 255, 255, 0.75); }

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--brand-primary); color: var(--brand-primary-ink); }
.btn-primary:hover { background: #0048ab; }
.btn-ghost { background: transparent; border-color: var(--color-ink); color: var(--color-ink); }
.btn-ghost:hover { background: var(--color-ink); color: var(--color-paper); }
.band-ink .btn-ghost { border-color: var(--color-paper); color: var(--color-paper); }
.band-ink .btn-ghost:hover { background: var(--color-paper); color: var(--color-ink); }
:focus-visible { outline: 2px solid var(--brand-primary); outline-offset: 3px; }

/* Arrow link */
.arrow-link {
  font-size: 17px;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 500;
}
.arrow-link::after { content: " \2192"; }

/* Navigation */
.site-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background 0.2s ease, border-color 0.2s ease;
  border-bottom: 1px solid transparent;
}
.site-nav.scrolled {
  background: var(--color-paper);
  border-bottom-color: var(--color-hairline);
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-paper);
}
.site-nav.scrolled .wordmark, .site-nav.scrolled .nav-links a { color: var(--color-ink); }
.nav-links { display: flex; align-items: center; gap: 24px; list-style: none; }
.nav-links a {
  font-size: 15px;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { text-decoration: underline; text-underline-offset: 4px; }
.nav-links .btn { font-size: 15px; padding: 10px 22px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-pill);
  color: var(--color-paper);
  font: inherit;
  font-size: 15px;
  padding: 8px 18px;
}
.site-nav.scrolled .nav-toggle { border-color: var(--color-ink); color: var(--color-ink); }

/* Page hero (dark band under transparent nav) */
.page-hero { padding: 176px 0 96px; position: relative; overflow: hidden; }
.page-hero .emblem-art {
  position: absolute;
  right: -6%;
  top: 50%;
  transform: translateY(-50%);
  width: min(52vw, 680px);
  opacity: 0.55;
  mix-blend-mode: screen;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }

/* Hero media backdrop (video or illustration) with legibility scrim */
.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  z-index: 0;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg,
    rgba(15, 25, 34, 0.94) 0%,
    rgba(15, 25, 34, 0.72) 45%,
    rgba(15, 25, 34, 0.30) 100%);
}
.page-hero .emblem-art { z-index: 1; }

/* Home hero */
.hero-home { min-height: 92vh; display: flex; align-items: flex-end; padding-bottom: 96px; }
.hero-home .display-xl span { display: block; }
.hero-home .hero-side { max-width: 460px; margin-top: 40px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }

/* Two column block */
.two-col {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
}
.two-col + .two-col { margin-top: 64px; }

/* Card grids */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card {
  background: var(--color-paper);
  border-radius: var(--radius-card);
  padding: var(--card-padding);
}
.band-paper .card, .band-canvas .card { background: var(--color-mist); }
.band-ink .card {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.card h3 { font-size: 21px; letter-spacing: -0.015em; margin-bottom: 10px; }
.card p { font-size: 15px; color: var(--color-steel); }
.band-ink .card p { color: rgba(255, 255, 255, 0.7); }

/* Service entries */
.service { padding: 32px 0; border-bottom: 1px solid var(--color-hairline); }
.service:last-child { border-bottom: none; }
.service h3 { font-size: 24px; letter-spacing: -0.02em; margin-bottom: 8px; }
.service p { color: var(--color-steel); max-width: 720px; }

/* Portfolio */
.case { border-radius: var(--radius-card); overflow: hidden; background: var(--color-paper); }
.photo-slot {
  aspect-ratio: 4 / 3;
  background: var(--brand-ink);
  color: var(--color-fog);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.case-body { padding: var(--card-padding); }
.case-tags { font-size: 13px; color: var(--color-fog); margin-bottom: 12px; }
.case h3 { font-size: 22px; letter-spacing: -0.018em; margin-bottom: 12px; }
.case p { font-size: 15px; color: var(--color-steel); margin-bottom: 10px; }
.case p strong { color: var(--color-ink); font-weight: 600; }

/* Forms */
.form-block { max-width: 640px; }
.field { margin-bottom: 24px; }
.field label { display: block; font-size: 15px; font-weight: 500; margin-bottom: 8px; }
.field .hint { font-size: 14px; color: var(--color-steel); margin-top: 6px; }
.field input, .field textarea {
  width: 100%;
  font: inherit;
  font-size: 16px;
  color: var(--color-ink);
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-input);
  padding: 14px 18px;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border: 2px solid var(--color-ink); padding: 13px 17px; }
.field ::placeholder { color: var(--color-fog); }
.form-note { font-size: 14px; color: var(--color-steel); margin-top: 16px; }

/* Email capture pill group */
.capture { display: flex; max-width: 480px; background: var(--color-paper); border: 1px solid var(--color-hairline); border-radius: var(--radius-pill); padding: 4px; }
.capture input { flex: 1; border: none; background: transparent; font: inherit; font-size: 16px; padding: 10px 20px; min-width: 0; }
.capture input:focus { outline: none; }
.capture .btn { white-space: nowrap; }
.capture-note { font-size: 13px; color: var(--color-fog); margin-top: 10px; }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { counter-increment: step; }
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--brand-primary);
  display: block;
  margin-bottom: 12px;
}
.step h3 { font-size: 19px; margin-bottom: 6px; }
.step p { font-size: 15px; color: var(--color-steel); }

/* Closing CTA band */
.cta-band { text-align: left; }
.cta-band .heading { margin-bottom: 16px; }
.cta-band p { max-width: 560px; margin-bottom: 28px; color: rgba(255, 255, 255, 0.75); }

/* Footer */
.site-footer { background: var(--brand-ink); color: var(--color-paper); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 24px; margin-bottom: 48px; }
.footer-grid h4 { font-family: var(--font-display); font-size: 15px; font-weight: 500; margin-bottom: 14px; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { font-size: 15px; color: rgba(255, 255, 255, 0.75); text-decoration: none; }
.footer-grid a:hover { text-decoration: underline; text-underline-offset: 4px; }
.footer-blurb { font-size: 15px; color: rgba(255, 255, 255, 0.6); max-width: 360px; margin-top: 12px; }
.fine-print {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
  font-size: 13px;
  color: var(--color-fog);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* Utility */
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head .heading { margin-bottom: 12px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }

/* Responsive */
@media (max-width: 900px) {
  :root { --section-gap: 64px; }
  .grid-3, .steps { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 12px; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--brand-ink);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }
  .nav-links.open { display: flex; }
  .nav-links a { color: var(--color-paper); font-size: 18px; }
  .site-nav.scrolled .nav-links a { color: var(--color-paper); }
  .nav-toggle { display: block; }
  .page-hero { padding: 140px 0 64px; }
  .hero-home { min-height: 80vh; }
  .page-hero .emblem-art { opacity: 0.3; width: 80vw; right: -20%; }
  .capture { flex-direction: column; border-radius: var(--radius-card); }
  .capture .btn { width: 100%; text-align: center; }
}