:root {
  --bg: #f5f2ec;
  --bg-alt: #ece7dd;
  --ink: #1a1a1a;
  --ink-soft: #4a4a44;
  --ink-mute: #8a8680;
  --rule: #d8d2c5;
  --accent: #b8390e;
  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter Tight', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(0, 0, 0, 0.015) 1px, transparent 1px),
    radial-gradient(circle at 80% 70%, rgba(0, 0, 0, 0.015) 1px, transparent 1px);
  background-size: 3px 3px, 5px 5px;
  pointer-events: none;
  z-index: 1;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2.5rem;
  position: relative;
  z-index: 2;
}

.container-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 2.5rem;
  position: relative;
  z-index: 2;
}

/* ---------- Header ---------- */
header {
  padding: 2rem 0;
  position: sticky;
  top: 0;
  background: rgba(245, 242, 236, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

header.scrolled { border-bottom-color: var(--rule); }

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo,
a.logo {
  font-family: var(--serif);
  font-weight: 500;
  font-style: italic;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: inherit;
  text-decoration: none;
}

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

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

/* ---------- Home hero ---------- */
.hero {
  padding: 8rem 0 6rem;
  position: relative;
}

.hero-meta {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.1s forwards;
}

.hero-meta::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--ink-mute);
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 2rem;
  max-width: 900px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.25s forwards;
}

.hero h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--ink-soft);
  max-width: 580px;
  line-height: 1.7;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.4s forwards;
}

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

/* ---------- Sections (home) ---------- */
section { padding: 6rem 0; }

.section-label {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--ink-mute);
}

/* ---------- Projects (home) ---------- */
.project {
  padding: 3rem 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  transition: padding 0.3s ease;
}

.project:last-child { border-bottom: 1px solid var(--rule); }
.project:hover { padding-left: 1rem; }

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.project-year {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink-mute);
}

.project-team {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--ink-soft);
}

.project-content h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.875rem;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 1rem;
}

.project-content p {
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
  max-width: 560px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
}

.project-link {
  font-size: 0.875rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.3s ease, color 0.2s ease;
}

.project-link::after {
  content: '→';
  transition: transform 0.3s ease;
}

.project-link:hover {
  gap: 0.875rem;
  color: var(--accent);
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.about-text p {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 1.5rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 1.5rem;
  max-width: 700px;
}

.about-text p:last-child { margin-bottom: 0; }

.about-text em {
  font-style: italic;
  color: var(--accent);
}

.about-side {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink-soft);
  line-height: 1.8;
}

.about-side strong {
  display: block;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
  margin-bottom: 0.5rem;
  margin-top: 1.5rem;
  font-weight: 500;
}

.about-side strong:first-child { margin-top: 0; }

/* ---------- Contact ---------- */
.contact {
  background: var(--bg-alt);
  margin: 0 -100vw;
  padding-left: 100vw;
  padding-right: 100vw;
}

.contact-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2.5rem;
}

.contact h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  max-width: 720px;
}

.contact h2 em {
  font-style: italic;
  color: var(--accent);
}

.contact-intro {
  color: var(--ink-soft);
  max-width: 560px;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
}

.contact-item strong {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.contact-item a {
  color: var(--ink);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.25rem;
  font-style: italic;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.contact-item a:hover { border-bottom-color: var(--accent); }

/* ---------- Case study pages ---------- */
.case-hero {
  padding: 3rem 0 2.5rem;
}

.back-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  text-decoration: none;
  margin-bottom: 2.5rem;
  transition: color 0.2s ease;
}

.back-link:hover { color: var(--accent); }

.case-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2.5rem;
  margin-bottom: 2rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.case-meta-row strong {
  display: block;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
  margin-top: 0.35rem;
}

.case-hero h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

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

.case-lead {
  font-size: 1.125rem;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.case-body {
  padding: 0 0 3rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 2rem 0 3rem;
  margin-bottom: 1rem;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.metric-value {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.metric-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-mute);
  line-height: 1.5;
}

.case-body h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
}

.case-body h3 {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--ink);
}

.case-body p {
  color: var(--ink-soft);
  margin-bottom: 1rem;
  line-height: 1.75;
}

.case-body ul {
  margin: 0 0 1.5rem 1.25rem;
  color: var(--ink-soft);
}

.case-body li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.case-body li::marker { color: var(--ink-mute); }

.case-body code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--bg-alt);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

.pull-quote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 1.35rem;
  line-height: 1.5;
  color: var(--ink);
  margin: 3rem 0 0;
  padding: 2rem 0 0;
  border-top: 1px solid var(--rule);
}

.next-case {
  padding: 2.5rem 0 5rem;
  border-top: 1px solid var(--rule);
}

.next-case-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.75rem;
}

.next-case a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

.next-case a:hover { color: var(--accent); }

.next-case h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}

.next-case-arrow {
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.next-case a:hover .next-case-arrow {
  transform: translateX(4px);
}

/* ---------- Footer ---------- */
footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

footer a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

footer a:hover { color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .container,
  .container-narrow,
  .contact-inner { padding: 0 1.5rem; }

  .nav-links { gap: 1.25rem; }
  .nav-links a { font-size: 0.8125rem; }

  .hero { padding: 4rem 0 3rem; }
  section { padding: 4rem 0; }

  .project {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 2rem 0;
  }

  .project:hover { padding-left: 0; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-text p { font-size: 1.25rem; }

  .case-meta-row { flex-direction: column; gap: 1rem; }

  .metrics {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .next-case h3 { font-size: 1.25rem; }
}