*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg:      #f7f6f3;
  --bg2:     #ffffff;
  --bg3:     #f0efe9;
  --accent:  #31d043;
  --fg:      #111111;
  --dim:     #6b6b6b;
  --dim2:    #999999;
  --border:  rgba(17,17,17,0.08);
  --font-display: 'Bebas Neue', sans-serif;
  --font-serif:   'Cormorant Garamond', serif;
  --font-mono:    'Fira Code', monospace;
}


html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--fg);
  font-family: var(--font-mono); overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: #000; }

.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 500; opacity: 0.022;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' 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)'/%3E%3C/svg%3E");
  background-size: 128px;
}
#header { position: relative; z-index: 100; }

/* ── PAGE HERO ── */
#page-hero {
  padding: 10rem 5rem 5rem;
  border-bottom: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.hero-bg-word {
  position: absolute; bottom: -2rem; right: -1rem;
  font-family: var(--font-display); font-size: clamp(6rem, 20vw, 20rem);
  color: transparent; -webkit-text-stroke: 1px rgba(0, 0, 0, 0.124);
  pointer-events: none; line-height: 1;
}
.page-eyebrow {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 2.5rem;
  opacity: 0; animation: riseIn 0.7s ease 0.2s forwards;
}
.page-eyebrow::before { content: ''; display: block; width: 22px; height: 1px; background: var(--accent); }
.page-eyebrow span {
  font-family: var(--font-mono); font-size: 0.56rem;
  letter-spacing: 0.38em; color: var(--accent); text-transform: uppercase;
}
.page-title {
  font-family: var(--font-display); font-size: clamp(4.5rem, 11vw, 11rem);
  line-height: 0.88; letter-spacing: 0.02em; color: var(--fg);
  margin-bottom: 2.5rem; position: relative; z-index: 1;
  opacity: 0; animation: riseIn 0.8s ease 0.35s forwards;
}
.page-title em { color: transparent; font-style: normal; -webkit-text-stroke: 1.5px var(--accent); }
.hero-foot {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem;
  position: relative; z-index: 1;
  opacity: 0; animation: riseIn 0.8s ease 0.55s forwards;
}
.hero-lead {
  font-family: var(--font-serif); font-size: clamp(1rem, 1.6vw, 1.3rem);
  font-weight: 300; line-height: 1.7; color: rgba(0, 0, 0, 0.4); max-width: 480px;
  text-align: justify;
}
.project-count {
  font-family: var(--font-mono); font-size: 0.54rem;
  letter-spacing: 0.3em; color: var(--dim); text-transform: uppercase; white-space: nowrap;
}
.project-count span { color: var(--accent); }

/* ── FILTER BAR ── */
#filter-bar {
  display: flex; align-items: center; gap: 0; flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
  padding: 0 5rem;
  position: sticky; top: 0; z-index: 90;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(12px);
}
.filter-btn {
  font-family: var(--font-mono); font-size: 0.56rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim);
  padding: 1.1rem 1.6rem; background: none; border: none;
  border-bottom: 2px solid transparent; cursor: pointer;
  transition: color 0.25s, border-color 0.25s; margin-bottom: -1px; white-space: nowrap;
}
.filter-btn:hover { color: var(--fg); }
.filter-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── PROJECTS GRID ── */
#projects-section { padding: 4rem 5rem 6rem; }

.projects-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border); border: 1px solid var(--border);
}

.project-card {
  position: relative; overflow: hidden;
  background: var(--bg); display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
}
.project-card.hidden { display: none; }

.card-img-wrap {
  position: relative; overflow: hidden; aspect-ratio: 4/3; background: var(--bg2);
}
.card-img-wrap img {
  width: 100%; height: 100%; object-fit: cover; object-position: center; display: block;
  filter: grayscale(0.6) brightness(0.7);
  transform: scale(1.04);
  transition: transform 0.8s cubic-bezier(0.2,0.8,0.2,1), filter 0.6s ease;
}
.project-card:hover .card-img-wrap img { transform: scale(1); filter: grayscale(0.1) brightness(0.85); }
.card-img-wrap.no-img { display: flex; align-items: center; justify-content: center; }
.card-img-wrap.no-img::after {
  content: '[ NO IMAGE ]'; font-family: var(--font-mono); font-size: 0.5rem;
  letter-spacing: 0.25em; color: #2a2a2a;
}

.card-body {
  padding: 1.4rem 1.4rem 1.6rem;
  display: flex; flex-direction: column; gap: 0.8rem; flex: 1;
  border-top: 1px solid var(--border); transition: border-color 0.35s;
}
.project-card:hover .card-body { border-top-color: rgba(49,208,148,0.25); }

.card-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.card-badge {
  font-family: var(--font-mono); font-size: 0.46rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); background: rgba(49,208,148,0.07); padding: 0.22rem 0.55rem; flex-shrink: 0;
}
.card-num { font-family: var(--font-mono); font-size: 0.46rem; letter-spacing: 0.15em; color: #2a2a2a; }
.card-title {
  font-family: var(--font-display); font-size: 1.35rem;
  letter-spacing: 0.04em; color: var(--fg); line-height: 1.05; transition: color 0.3s;
}
.project-card:hover .card-title { color: var(--fg); }

.card-actions { display: flex; gap: 0; margin-top: auto; border-top: 1px solid var(--border); }
.card-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 0.4rem;
  font-family: var(--font-mono); font-size: 0.52rem;
  letter-spacing: 0.18em; text-transform: uppercase; text-decoration: none;
  color: var(--dim2); padding: 0.7rem 0.5rem;
  transition: color 0.25s, background 0.25s;
  border-right: 1px solid var(--border);
}
.card-btn:last-child { border-right: none; }
.card-btn:hover { color: var(--accent); background: rgba(49,208,148,0.04); }

.project-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.45s cubic-bezier(0.77,0,0.175,1);
}
.project-card:hover::after { transform: scaleX(1); }

#footer { position: relative; z-index: 2; }

@keyframes riseIn {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── SVG icons shorthand ── */
.ico-gh { display:inline-block; width:11px; height:11px; fill:currentColor; }
.ico-ext { display:inline-block; width:10px; height:10px; fill:none; stroke:currentColor; stroke-width:2; }

@media (max-width: 1200px) { .projects-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 1024px) {
  #page-hero { padding: 8rem 2rem 4rem; }
  #filter-bar { padding: 0 2rem; overflow-x: auto; flex-wrap: nowrap; }
  #projects-section { padding: 3rem 2rem 5rem; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) { .projects-grid { grid-template-columns: 1fr; } }