/* ===========================================================
   Reed & Reed Consulting — Design Tokens
   =========================================================== */
:root {
  --color-ink: #14171C;
  --color-panel: #1D232B;
  --color-panel-raised: #242C36;
  --color-accent: #FF5A1F;      /* Kevin — physical / industrial */
  --color-accent-soft: rgba(255, 90, 31, 0.14);
  --color-blueprint: #4FA3D1;   /* Sam — software / AI */
  --color-blueprint-soft: rgba(79, 163, 209, 0.14);
  --color-paper: #F2F0EB;
  --color-paper-dim: #A8A8A0;
  --color-line: rgba(242, 240, 235, 0.16);

  --font-display: 'Archivo Black', 'Arial Black', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-width: 1180px;
  --edge: clamp(1.5rem, 5vw, 4rem);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: inherit; }

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

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--edge);
  padding-right: var(--edge);
}

/* ---------- Type scale ---------- */
h1, h2, h3, .eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.02;
  margin: 0;
}

h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.6rem); letter-spacing: 0; }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow.blueprint { color: var(--color-blueprint); }

.eyebrow::before {
  content: "";
  width: 1.6em;
  height: 1px;
  background: currentColor;
}

p { margin: 0 0 1em; color: var(--color-paper); }
p.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--color-paper-dim); max-width: 46ch; }

/* ---------- Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(20, 23, 28, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.brand {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}
.brand b { font-family: var(--font-display); font-size: 1.1rem; text-transform: uppercase; }
.brand span { color: var(--color-paper-dim); }

nav.primary { display: flex; gap: 2rem; }
nav.primary a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--color-paper-dim);
  padding-bottom: 0.2rem;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.primary a:hover,
nav.primary a[aria-current="page"] {
  color: var(--color-paper);
  border-color: var(--color-accent);
}

.menu-toggle { display: none; }

@media (max-width: 720px) {
  nav.primary {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-panel);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
  }
  nav.primary.open { max-height: 260px; }
  nav.primary a {
    padding: 1rem var(--edge);
    border-bottom: 1px solid var(--color-line);
    width: 100%;
  }
  .menu-toggle {
    display: block;
    background: none;
    border: 1px solid var(--color-line);
    color: var(--color-paper);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.5rem 0.8rem;
    cursor: pointer;
  }
  .site-header { position: sticky; }
}

/* ---------- Blueprint motif: dimension-line divider ---------- */
.dim-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-paper-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 2.5rem;
}
.dim-line::before, .dim-line::after {
  content: "";
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--color-line) 0 6px, transparent 6px 10px);
}

/* Corner-bracket frame, used to mark a "measured" element */
.bracket {
  position: relative;
  padding: 2.4rem;
}
.bracket::before, .bracket::after,
.bracket .corner-tl, .bracket .corner-br { content: ""; }
.bracket::before, .bracket::after {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 1px solid var(--color-accent);
}
.bracket::before { top: 0; left: 0; border-right: none; border-bottom: none; }
.bracket::after { bottom: 0; right: 0; border-left: none; border-top: none; }
.bracket.blueprint::before, .bracket.blueprint::after { border-color: var(--color-blueprint); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  text-decoration: none;
  padding: 0.9rem 1.6rem;
  border: 1px solid var(--color-accent);
  color: var(--color-ink);
  background: var(--color-accent);
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover { background: transparent; color: var(--color-paper); }

.btn.ghost {
  background: transparent;
  color: var(--color-paper);
  border-color: var(--color-line);
}
.btn.ghost:hover { border-color: var(--color-paper); }

.btn.blueprint { border-color: var(--color-blueprint); background: var(--color-blueprint); }
.btn.blueprint:hover { background: transparent; color: var(--color-paper); }

/* ---------- Sections ---------- */
section { padding: clamp(3.5rem, 8vw, 7rem) 0; }
section.panel { background: var(--color-panel); }
section.tight { padding: clamp(2.5rem, 5vw, 4rem) 0; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}
@media (max-width: 800px) { .grid-2 { grid-template-columns: 1fr; } }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Hero ---------- */
.hero {
  padding-top: clamp(4rem, 10vw, 7rem);
  padding-bottom: clamp(3rem, 8vw, 5rem);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}
.hero .wrap { position: relative; }

.hero h1 {
  animation: rise 0.7s ease both;
}
.hero .lede { animation: rise 0.7s ease 0.1s both; }
.hero .hero-cta { animation: rise 0.7s ease 0.2s both; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-cta { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }

.split-tag {
  display: inline-flex;
  border: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2.5rem;
}
.split-tag span {
  padding: 0.6rem 1rem;
  border-right: 1px solid var(--color-line);
}
.split-tag span:last-child { border-right: none; }
.split-tag .k { color: var(--color-accent); }
.split-tag .s { color: var(--color-blueprint); }

/* ---------- Cards ---------- */
.card {
  border: 1px solid var(--color-line);
  padding: 1.8rem;
  background: var(--color-panel);
}
.card .eyebrow { margin-bottom: 1rem; }
.card h3 { margin-bottom: 0.7rem; }
.card p { color: var(--color-paper-dim); margin-bottom: 0; font-size: 0.95rem; }

/* ---------- Track split (services) ---------- */
.track {
  border: 1px solid var(--color-line);
  padding: clamp(1.8rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.track.k { border-top: 3px solid var(--color-accent); }
.track.s { border-top: 3px solid var(--color-blueprint); }

.track ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 1rem; }
.track li {
  padding-left: 1.4rem;
  position: relative;
  color: var(--color-paper-dim);
  font-size: 0.95rem;
}
.track li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 1px;
  background: var(--color-paper-dim);
}

/* ---------- Case studies ---------- */
.case {
  border-left: 2px solid var(--color-line);
  padding-left: 1.5rem;
}
.case .eyebrow { margin-bottom: 0.8rem; }

/* ---------- Bio ---------- */
.bio {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 2rem;
  align-items: start;
}
.bio .initial {
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.4rem;
  text-transform: uppercase;
}
.bio.k .initial { color: var(--color-accent); border-color: var(--color-accent); }
.bio.s .initial { color: var(--color-blueprint); border-color: var(--color-blueprint); }
@media (max-width: 560px) {
  .bio { grid-template-columns: 72px 1fr; }
  .bio .initial { font-size: 1.6rem; }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-line);
  padding: 2.5rem 0;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-paper-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.site-footer a { text-decoration: none; color: var(--color-paper-dim); }
.site-footer a:hover { color: var(--color-paper); }

/* ---------- Contact form ---------- */
form.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  max-width: 560px;
}
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-paper-dim);
}
.field input, .field textarea {
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  color: var(--color-paper);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.9rem 1rem;
}
.field input:focus, .field textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.field textarea { resize: vertical; min-height: 140px; }

:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

.contact-meta { display: flex; flex-direction: column; gap: 1.6rem; }
.contact-meta .item .eyebrow { margin-bottom: 0.5rem; }
.contact-meta .item p { color: var(--color-paper-dim); }