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

:root {
  --ink:    #1a1814;
  --mid:    #4a4540;
  --faint:  #8a8480;
  --rule:   #ddd9d3;
  --paper:  #f7f4ef;
  --warm:   #f0ece4;
  --accent: #2a5c8f;
  --serif:  'Cormorant Garamond', Georgia, serif;
  --sans:   'Inter', 'Helvetica Neue', Arial, sans-serif;
  --mono:   'DM Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NAV ────────────────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 3rem;
  background: rgba(247,244,239,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
}
.nav-name {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-name span {
  font-weight: 400;
  color: var(--accent);
  font-size: .78rem;
  font-family: var(--sans);
  margin-left: .6rem;
  letter-spacing: .06em;
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-family: var(--sans);
  font-size: .84rem;
  letter-spacing: .06em;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }

/* Hamburger — hidden on desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform .3s, opacity .3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── BUTTONS ────────────────────────────────────────────────────────────── */
.btn-primary {
  font-family: var(--sans);
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--ink);
  padding: .95rem 2.2rem;
  text-decoration: none;
  display: inline-block;
  transition: background .2s;
}
.btn-primary:hover { background: var(--accent); }
.btn-secondary {
  font-family: var(--sans);
  font-size: .84rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  border-bottom: 1px solid rgba(247,244,239,.3);
  padding-bottom: 2px;
  transition: color .2s, border-color .2s;
}
.btn-secondary:hover { color: var(--ink); border-color: var(--ink); }

/* ── SECTION SHARED ─────────────────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}
.section-title {
  font-size: 1rem;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
}
.section-count {
  font-family: var(--sans);
  font-size: .82rem;
  color: var(--faint);
}

/* ── PROJECT CARDS ──────────────────────────────────────────────────────── */
.project-thumb { width: 100%; aspect-ratio: 4/3; overflow: hidden; background: var(--warm); }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }

.project-thumb-placeholder {
  width: 100%; aspect-ratio: 4/3;
  background: var(--warm);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: .8rem; position: relative; overflow: hidden;
}
.project-thumb-placeholder::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(var(--rule) 1px, transparent 1px), linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 32px 32px; opacity: .6;
}
.placeholder-icon { width: 44px; height: 44px; border: 1px solid var(--faint); display: flex; align-items: center; justify-content: center; position: relative; z-index: 1; }
.placeholder-icon svg { width: 20px; height: 20px; stroke: var(--faint); fill: none; }
.placeholder-text { font-family: var(--sans); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); position: relative; z-index: 1; }

.project-info { padding: 1.8rem 2rem 2.2rem; border-top: 1px solid var(--rule); }
.project-meta {
  font-family: var(--sans);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: .7rem;
}
.project-title { font-size: 1.4rem; font-weight: 600; color: var(--ink); margin-bottom: .6rem; line-height: 1.2; font-family: var(--serif); }
.project-desc { font-size: 1rem; color: var(--mid); line-height: 1.75; margin-bottom: 1.2rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
  font-family: var(--sans);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(42,92,143,.25);
  padding: .25rem .7rem;
}

/* ── FOOTER ─────────────────────────────────────────────────────────────── */
footer {
  background: var(--ink);
  padding: 2rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
footer p {
  font-family: var(--sans);
  font-size: .78rem;
  letter-spacing: .08em;
  color: rgba(247,244,239,.35);
  text-transform: uppercase;
}

/* ── ANIMATIONS ─────────────────────────────────────────────────────────── */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── MOBILE ONLY — does not affect desktop ──────────────────────────────── */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 57px;
    left: 0; right: 0;
    background: rgba(247,244,239,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--rule);
    z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--rule); }
  .nav-links a { display: block; padding: 1rem 1.5rem; font-size: .9rem; }
  footer { flex-direction: column; gap: .5rem; text-align: center; padding: 1.5rem; }
}