/* ── Reset & Base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0a0a0a;
  --bg-2:        #111111;
  --bg-3:        #181818;
  --border:      #242424;
  --border-dim:  #1c1c1c;
  --text:        #f0ede8;
  --text-dim:    #6b6b6b;
  --text-mid:    #9a9a9a;
  --accent:      #e8e2d9;
  --accent-hot:  #d4c9b8;
  --red:         #c45c3a;

  --font-display: 'Syne', sans-serif;
  --font-serif:   'Instrument Serif', serif;
  --font-mono:    'DM Mono', monospace;

  --max-w: 1200px;
  --pad:   clamp(1.5rem, 5vw, 4rem);
  --header-h: 64px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Grain overlay ─────────────────────────────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  mix-blend-mode: overlay;
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(12px);
}

.logo {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--text);
  text-transform: uppercase;
  transition: color 0.2s;
}
.logo:hover { color: var(--text-mid); }

.site-nav { display: flex; gap: 2.5rem; align-items: center; }

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.2s;
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0; right: 0;
  height: 1px;
  background: var(--text);
}

/* ── Main ──────────────────────────────────────────────────────────────────── */
main { flex: 1; }

/* ── Section label ─────────────────────────────────────────────────────────── */
.section-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 2rem;
}
.label-line {
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--border);
}

/* ── Hero ──────────────────────────────────────────────────────────────────── */
.hero {
  min-height: calc(100vh - var(--header-h));
  padding: clamp(4rem, 10vw, 8rem) var(--pad);
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}
.dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--red);
  display: inline-block;
  animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 9vw, 8.5rem);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 14ch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.hero-headline em {
  font-style: italic;
  color: var(--text-mid);
}

.hero-sub {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  margin-bottom: 3rem;
  max-width: 40ch;
}

.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.9rem 1.75rem;
  transition: background 0.2s, border-color 0.2s, gap 0.25s;
}
.cta-link:hover {
  background: var(--bg-3);
  border-color: var(--text-dim);
  gap: 1.25rem;
}
.arrow { transition: transform 0.25s; }
.cta-link:hover .arrow { transform: translateX(4px); }

/* ── Home project grid ─────────────────────────────────────────────────────── */
.home-projects {
  padding: clamp(4rem, 8vw, 7rem) var(--pad);
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border-dim);
  border: 1px solid var(--border-dim);
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 2rem;
  background: var(--bg);
  transition: background 0.2s;
  cursor: pointer;
}
.project-card:hover { background: var(--bg-3); }

.project-index {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.project-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.project-card-body { flex: 1; }

.project-card-desc {
  font-size: 0.82rem;
  color: var(--text-mid);
  line-height: 1.65;
  margin-top: 0.4rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 0.2rem 0.6rem;
}

/* ── Page header ───────────────────────────────────────────────────────────── */
.page-header {
  padding: clamp(4rem, 8vw, 7rem) var(--pad) 3rem;
  border-bottom: 1px solid var(--border);
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.page-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.0;
  margin-bottom: 1.25rem;
}

.page-sub {
  font-size: 0.88rem;
  color: var(--text-mid);
  max-width: 50ch;
  line-height: 1.7;
  font-family: var(--font-mono);
}

/* ── Projects list ─────────────────────────────────────────────────────────── */
.projects-list {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--pad);
}

.projects-row {
  display: grid;
  grid-template-columns: 4rem 1fr 2rem;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-dim);
  align-items: start;
  transition: background 0.2s;
  cursor: default;
}
.projects-row:hover { background: transparent; }
.projects-row:hover .projects-row-title { color: var(--accent-hot); }

.projects-row-index {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  padding-top: 0.35rem;
  letter-spacing: 0.08em;
}

.projects-row-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
  transition: color 0.2s;
}

.projects-row-desc {
  font-size: 0.84rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 1rem;
  max-width: 55ch;
}

.projects-row-arrow {
  color: var(--text-dim);
  font-size: 1rem;
  padding-top: 0.35rem;
  transition: transform 0.2s, color 0.2s;
}
.projects-row:hover .projects-row-arrow {
  transform: translateX(4px);
  color: var(--text);
}

/* ── About ─────────────────────────────────────────────────────────────────── */
.about-title-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.about-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 5rem) var(--pad);
  width: 100%;
  align-items: start;
}

@media (max-width: 700px) {
  .about-body { grid-template-columns: 1fr; }
}

.about-bio p {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.75;
  color: var(--text);
  margin-bottom: 1.5em;
}
.about-bio p:last-child { margin-bottom: 0; }

.contact-list { list-style: none; margin-top: 0.5rem; }

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border-dim);
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  transition: color 0.2s;
}
a.contact-value:hover { color: var(--accent-hot); }

/* ── Footer ────────────────────────────────────────────────────────────────── */
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem var(--pad);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.footer-name {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  opacity: 0.5;
}

/* ── Animations ────────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow { animation: fadeUp 0.7s ease both; }
.hero-headline { animation: fadeUp 0.7s 0.1s ease both; }
.hero-sub      { animation: fadeUp 0.7s 0.2s ease both; }
.cta-link      { animation: fadeUp 0.7s 0.3s ease both; }

.project-card  {
  animation: fadeUp 0.5s ease both;
}
.project-card:nth-child(1) { animation-delay: 0.05s; }
.project-card:nth-child(2) { animation-delay: 0.10s; }
.project-card:nth-child(3) { animation-delay: 0.15s; }
.project-card:nth-child(4) { animation-delay: 0.20s; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .projects-row {
    grid-template-columns: 3rem 1fr;
  }
  .projects-row-arrow { display: none; }
}