:root {
  --bg: #f5f3ef;
  --bg-warm: #ede9e3;
  --ink: #1a1814;
  --ink-muted: #5a5550;
  --ink-faint: #857f79;
  --accent: #b87333;
  --accent-light: #d4956a;
  --border: #d8d2ca;
  --white: #faf9f7;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--ink);
  color: var(--white);
  font-size: 0.75rem;
  z-index: 200;
  text-decoration: none;
}

.skip-link:focus { top: 0.5rem; }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'DM Mono', monospace;
  font-weight: 300;
  line-height: 1.6;
  cursor: default;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(245, 243, 239, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-mark {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}

.nav-mark span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-muted);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--accent); }

.nav-cta {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
  background: var(--ink);
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--ink);
  transition: all 0.2s;
}

.nav-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* TYPOGRAPHY */
h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 5.5vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 2.5rem;
}

h1 em {
  font-style: italic;
  color: var(--accent);
}

h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  line-height: 1.1;
}

.hero-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--accent);
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: 2rem;
  margin-bottom: 5rem;
}

.section-num {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--ink-faint);
}

/* BUTTONS */
.btn-primary {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--white);
  background: var(--ink);
  padding: 0.9rem 2rem;
  border: 1px solid var(--ink);
  transition: all 0.2s;
  cursor: pointer;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-ghost {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-muted);
  transition: color 0.2s;
  cursor: pointer;
}

.btn-ghost:hover { color: var(--accent); }

/* TAGS */
.tag {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  color: var(--ink-muted);
  text-decoration: none;
  transition: all 0.15s;
}

a.tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg);
}

/* STACK LIST */
.stack-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
}

.stack-item {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  transition: background 0.15s;
  text-decoration: none;
  color: inherit;
}

.stack-item:last-child { border-bottom: none; }
.stack-item:hover { background: var(--bg-warm); }

.stack-name { color: var(--ink); letter-spacing: 0.02em; }
.stack-cat {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

/* FOOTER */
footer {
  padding: 2rem 3rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-mark {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1rem;
  color: rgba(250,249,247,0.4);
}

.footer-mark span { color: var(--accent); }

.footer-copy {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: rgba(250,249,247,0.25);
}

/* SERVICE PAGE */
.service-hero {
  padding: 10rem 3rem 6rem;
  animation: fadeUp 0.9s ease both;
}

.service-hero h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  margin-bottom: 1.5rem;
}

.service-hero-body {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--ink-muted);
  max-width: 60ch;
  margin-bottom: 2rem;
}

.service-content {
  padding: 0 3rem 6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  animation: fadeUp 0.7s 0.1s ease both;
}

.service-detail h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.service-detail p {
  font-size: 0.82rem;
  line-height: 1.85;
  color: var(--ink-muted);
  margin-bottom: 2rem;
}

.service-detail ul {
  list-style: none;
  margin-bottom: 2rem;
}

.service-detail li {
  font-size: 0.78rem;
  line-height: 1.8;
  color: var(--ink-muted);
  padding-left: 1rem;
  position: relative;
}

.service-detail li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 4px;
  height: 4px;
  background: var(--accent);
}

.service-repos {
  padding: 4rem 3rem 6rem;
  border-top: 1px solid var(--border);
  animation: fadeUp 0.7s 0.2s ease both;
}

.service-repos h2 { margin-bottom: 2rem; }

.service-cta {
  padding: 6rem 3rem;
  border-top: 1px solid var(--border);
  background: var(--ink);
  text-align: center;
}

.service-cta h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.service-cta p {
  font-size: 0.85rem;
  color: rgba(250,249,247,0.6);
  margin-bottom: 2.5rem;
}

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* RESPONSIVE */
@media (max-width: 900px) {
  nav { padding: 1.2rem 1.5rem; }
  .nav-links { display: none; }
  .service-hero { padding: 7rem 1.5rem 3rem; }
  .service-content { grid-template-columns: 1fr; gap: 2rem; padding: 0 1.5rem 4rem; }
  .service-repos { padding: 3rem 1.5rem 4rem; }
  .service-cta { padding: 4rem 1.5rem; }
  footer { padding: 1.5rem; }
}