:root {
  --bg: #F7F8FA;
  --surface: #FFFFFF;
  --border: #E4E7EC;
  --text: #1A1D23;
  --text-muted: #5B6270;
  --accent: #0F7A6C;
  --accent-hover: #0C6255;
  --amber: #E0A83E;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-width: 960px;
  --radius: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: lowercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  background: rgba(247, 248, 250, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}
.nav-links { display: flex; gap: 1.75rem; }
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--accent); }

/* HERO */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem 1.5rem 5rem;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  margin-bottom: 0.5rem;
}
.hero-role {
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1.25rem;
}
.hero-blurb {
  max-width: 560px;
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; gap: 1rem; }

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.15s ease;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* SECTIONS */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--border);
}
.section h2 {
  font-size: 1.9rem;
  margin-bottom: 2rem;
}

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
}
.about-text p { color: var(--text-muted); font-size: 1.05rem; }
.about-facts { display: flex; flex-direction: column; gap: 1rem; }
.fact {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}
.fact-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.fact-value { font-weight: 500; }

/* PROJECT GRID / CARDS */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(15, 122, 108, 0.08);
}
.card h3 { font-size: 1.15rem; }
.card p { color: var(--text-muted); font-size: 0.95rem; flex-grow: 1; }
.card-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background: rgba(15, 122, 108, 0.08);
  color: var(--accent);
  padding: 0.2rem 0.55rem;
  border-radius: 5px;
}
.card-img {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: block;
}
.card-links { display: flex; gap: 1rem; margin-top: 0.25rem; }
.card-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
}
.card-links a:hover { color: var(--accent-hover); }

/* RESUME */
.resume-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.resume-title { font-weight: 600; }
.resume-sub { font-size: 0.85rem; color: var(--text-muted); }

/* CONTACT */
.contact-blurb { color: var(--text-muted); margin-bottom: 1.5rem; max-width: 480px; }
.contact-links { display: flex; gap: 1.75rem; flex-wrap: wrap; }
.contact-links a {
  font-weight: 500;
  color: var(--accent);
  border-bottom: 1px solid transparent;
}
.contact-links a:hover { border-color: var(--accent); }

/* FOOTER */
.footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* RESPONSIVE */
@media (max-width: 640px) {
  .nav-links { gap: 1rem; }
  .about-grid { grid-template-columns: 1fr; }
  .hero { padding: 4rem 1.5rem 3rem; }
}

/* REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}