/* ---------- Design tokens ---------- */
:root {
  --bg: #F6F1E7;
  --bg-alt: #EFE7D8;
  --ink: #1C1A17;
  --ink-soft: #55504A;
  --accent: #C1502E;
  --accent-ink: #FFFFFF;
  --line: #DCD3C2;
  --green: #2F4538;

  --font-display: 'Bricolage Grotesque', Georgia, sans-serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 6px;
  --wrap: 1100px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1A1815;
    --bg-alt: #221F1A;
    --ink: #F3EEE3;
    --ink-soft: #C2B9A8;
    --accent: #E07A52;
    --accent-ink: #1A1815;
    --line: #3A352C;
    --green: #8FB89C;
  }
}

:root[data-theme="dark"] {
  --bg: #1A1815;
  --bg-alt: #221F1A;
  --ink: #F3EEE3;
  --ink-soft: #C2B9A8;
  --accent: #E07A52;
  --accent-ink: #1A1815;
  --line: #3A352C;
  --green: #8FB89C;
}

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

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

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

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--ink);
}
.wordmark .dot { color: var(--accent); }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
}
.main-nav a:hover { color: var(--accent); text-decoration: none; }

.nav-cta {
  background: var(--accent);
  color: var(--accent-ink) !important;
  padding: 8px 16px;
  border-radius: var(--radius);
}
.nav-cta:hover { opacity: 0.9; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--ink);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  padding: 96px 24px 72px;
  max-width: 820px;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--ink);
}

.hero-sub {
  font-size: 1.1rem;
  max-width: 620px;
}

.hero-actions { display: flex; gap: 14px; margin-top: 1.5em; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { opacity: 0.9; text-decoration: none; }

.btn-ghost {
  border-color: var(--ink);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.section-lede {
  max-width: 620px;
  font-size: 1.05rem;
  margin-bottom: 2.5em;
}

/* ---------- Project grid ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.project-card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  background: var(--bg);
  overflow: hidden;
}

.project-card[data-tag="automation"] { border-top-color: var(--green); }
.project-card[data-tag="creative"] { border-top-color: #8A6FA3; }

.project-thumb {
  display: block;
  width: 100%;
  height: 160px;
  object-fit: cover;
  object-position: top;
  border-bottom: 1px solid var(--line);
}

.project-card-body {
  padding: 28px;
}

.project-tag {
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 0.6em;
}

.project-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5em;
}

.project-stack {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0 0 1.2em;
}
.project-stack li {
  font-size: 0.78rem;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 100px;
  color: var(--ink-soft);
}

.project-link { font-weight: 600; font-size: 0.92rem; }

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* ---------- Skills ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}
.skill-group h3 {
  font-size: 1.05rem;
  color: var(--accent);
}
.skill-group p { font-size: 0.95rem; }

/* ---------- About / Resume ---------- */
.about-wrap, .resume-wrap { max-width: 700px; }

.resume-preview-link {
  display: block;
  margin-bottom: 1.8em;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.resume-preview-link:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
}
.resume-preview-img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Contact ---------- */
.contact-section { text-align: left; }
.contact-links { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
}
.site-footer p {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero { padding: 64px 24px 48px; }
}

/* ---------- Featured work + case study (added 2026-11-03) ---------- */
.project-card[data-tag="app"] { border-top-color: #3E6A8A; }

.project-grid-featured { margin-bottom: 64px; }
.project-grid-featured .project-card { border-top-width: 5px; }

.subsection-title {
  font-size: 1.3rem;
  margin-bottom: 1.2em;
}

.built-with {
  margin-top: 2.5em;
  font-size: 0.95rem;
}
.built-with strong { color: var(--ink); }

.case-study { max-width: 760px; padding-top: 72px; padding-bottom: 72px; }
.case-study h1 { font-size: clamp(2rem, 4.5vw, 2.8rem); }
.case-study h2 { font-size: 1.45rem; margin-top: 2em; }
.case-study ul { color: var(--ink-soft); padding-left: 1.2em; }
.case-study li { margin-bottom: 0.5em; }
.case-study li strong, .case-study p strong { color: var(--ink); }
.case-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin: 2em 0;
}
.case-stat {
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
  padding: 16px;
}
.case-stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--ink);
}
.case-stat span { font-size: 0.85rem; color: var(--ink-soft); }
.case-note {
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  padding: 16px 20px;
  margin: 2em 0;
}
.case-note p:last-child { margin-bottom: 0; }