/* ---------- Tokens ---------- */
:root {
  --bg: #fbfaf8;
  --bg-alt: #f2f0eb;
  --ink: #1c1b19;
  --ink-soft: #57534a;
  --accent: #c96f3e;
  --accent-ink: #ffffff;
  --border: #e4e0d8;
  --card-bg: #ffffff;
  --radius: 14px;
  --max-width: 1080px;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Fraunces", Georgia, serif;
  --shadow: 0 20px 40px -24px rgba(28, 27, 25, 0.25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16150f;
    --bg-alt: #1e1c16;
    --ink: #f3f1ea;
    --ink-soft: #b8b3a6;
    --accent: #e08b5b;
    --accent-ink: #16150f;
    --border: #322f26;
    --card-bg: #1e1c16;
    --shadow: 0 20px 40px -24px rgba(0, 0, 0, 0.6);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.4em;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: inherit; }

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

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.75em;
}

.section { padding: 120px 0; }
.section-heading { margin-bottom: 48px; }
.section-heading h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--ink);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover { transform: translateY(-1px); }

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

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--ink);
}

.cta-row { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

/* ---------- About ---------- */
.about { padding-top: 96px; background: var(--bg-alt); }

.about-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 56px;
  align-items: center;
}

.about-portrait {
  display: block;
  width: 240px;
  height: 320px;
  border-radius: var(--radius);
  object-fit: cover;
  object-position: 50% 20%;
  box-shadow: var(--shadow);
}

.about-copy h1 { font-size: clamp(2.2rem, 4vw, 3.2rem); }
.lede { font-size: 1.15rem; color: var(--ink); }
.body-text { max-width: 60ch; }

.specialties { margin-bottom: 28px; }
.specialties .eyebrow { margin-bottom: 12px; }

.specialty-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 60ch;
}

.specialty-tags li {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
}

/* ---------- Projects ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.project-thumb {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--ink-soft);
}

.project-body { padding: 24px; }
.project-body h3 { font-size: 1.2rem; }

.project-tags {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}

.project-link {
  display: inline-block;
  font-weight: 600;
  font-size: 0.9rem;
  font-family: inherit;
  text-decoration: none;
  color: var(--ink);
  background: none;
  border: none;
  border-bottom: 2px solid var(--accent);
  padding: 0;
  cursor: pointer;
}

/* ---------- Case study modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 14, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card-bg);
  border-radius: var(--radius);
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
  box-shadow: var(--shadow);
  transform: translateY(16px);
  transition: transform 0.25s ease;
}

.modal-overlay.is-open .modal {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--ink-soft);
  font-size: 1.3rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--ink);
  border-color: var(--accent);
}

.modal-content h3 {
  font-size: 1.4rem;
  margin: 0 0 6px;
  padding-right: 32px;
}

.modal-content p { font-size: 0.98rem; }

.modal-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0 20px;
}

.modal-image {
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--radius) - 4px);
  object-fit: cover;
  display: block;
  width: 100%;
}

.modal-image.is-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 500;
  text-align: center;
  padding: 12px;
}

.check-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.check-list li {
  position: relative;
  padding-left: 1.6em;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.check-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

body.modal-open { overflow: hidden; }

@media (max-width: 600px) {
  .modal { padding: 28px 20px; max-height: 90vh; }
  .modal-gallery { grid-template-columns: 1fr; }
}

/* ---------- Personal ---------- */
.personal { background: var(--bg-alt); }

.personal-rows {
  display: flex;
  flex-direction: column;
  gap: 44px;
}

.personal-row {
  display: grid;
  grid-template-columns: minmax(220px, 420px) 1fr;
  gap: 40px;
  align-items: center;
}

.personal-row:nth-child(even) {
  grid-template-columns: 1fr minmax(220px, 420px);
}

.personal-row:nth-child(even) .personal-photo {
  order: 2;
}

.personal-row + .personal-row {
  border-top: 1px solid var(--border);
  padding-top: 44px;
}

.personal-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  object-fit: cover;
  object-position: 50% 50%;
  box-shadow: var(--shadow);
  display: block;
}


.personal-photo.is-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  border: 1px dashed var(--border);
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 500;
  text-align: center;
  padding: 12px;
  box-shadow: none;
}

.personal-copy h3 { font-size: 1.15rem; margin-bottom: 0.4em; }
.personal-copy p { font-size: 0.98rem; }

@media (max-width: 760px) {
  .personal-row,
  .personal-row:nth-child(even) {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .personal-photo,
  .personal-row:nth-child(even) .personal-photo {
    order: 0;
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
  }
}

/* ---------- Contact ---------- */
.contact { text-align: center; }
.contact h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
.contact-lede { max-width: 46ch; margin-left: auto; margin-right: auto; }

.contact-email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  text-decoration: none;
  color: var(--ink);
  border-bottom: 2px solid var(--accent);
  margin: 12px 0 32px;
}

.social-row {
  display: flex;
  gap: 28px;
  justify-content: center;
}

.social-row a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.social-row a:hover { color: var(--accent); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.site-footer p {
  font-size: 0.85rem;
  text-align: center;
  margin: 0;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .section { padding: 80px 0; }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .cta-row { justify-content: center; }
  .specialty-tags { justify-content: center; }

  .nav-toggle { display: flex; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-links.open { max-height: 300px; }

  .nav-links li { border-top: 1px solid var(--border); }

  .nav-links a {
    display: block;
    padding: 16px 24px;
  }
}