@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Instrument+Serif:ital@0;1&display=swap');

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

:root {
  --void: #0F1216;
  --void-mid: #161b22;
  --ash: #C9D1D9;
  --ash-dim: rgba(201, 209, 217, 0.45);
  --ash-ghost: rgba(201, 209, 217, 0.06);
  --line: rgba(201, 209, 217, 0.1);
  --font-display: 'Syne', sans-serif;
  --font-body: 'Instrument Serif', serif;
}

html {
  background: var(--void);
  color: var(--ash);
  font-family: var(--font-display);
  font-size: 16px;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background: var(--void);
  display: flex;
  flex-direction: column;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.022;
  pointer-events: none;
  z-index: 9999;
}

/* ─── SITE-SHELL NAV ─── */
#site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 18, 22, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

#site-nav .nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 56px;
  position: relative;
}

#site-nav .logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--ash);
  text-decoration: none;
  transition: opacity 0.2s;
}

#site-nav .logo:hover { opacity: 0.6; }

#site-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

#site-nav .nav-links a {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(201, 209, 217, 0.4);
  text-decoration: none;
  transition: color 0.2s;
}

#site-nav .nav-links a:hover { color: var(--ash); }

#site-nav .hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--ash);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

/* ─── SITE-SHELL FOOTER ─── */
#site-footer footer {
  border-top: 1px solid var(--line);
  padding: 2rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(201, 209, 217, 0.22);
}

#site-footer footer a {
  color: rgba(201, 209, 217, 0.35);
  text-decoration: none;
  transition: color 0.2s;
}

#site-footer footer a:hover { color: var(--ash); }

/* ─── PAGE LAYOUT ─── */
main {
  flex: 1;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  padding: 5rem 2rem 7rem;
}

/* ─── HEADER ─── */
.page-header {
  margin-bottom: 5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
}

.page-eyebrow {
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(201, 209, 217, 0.3);
  margin-bottom: 1rem;
  font-weight: 600;
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.95;
  color: var(--ash);
}

.page-title em {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 400;
  color: var(--ash-dim);
}

.page-count {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(201, 209, 217, 0.2);
  white-space: nowrap;
  padding-bottom: 0.25rem;
}

/* ─── PROJECT LIST ─── */
.project-list {
  display: flex;
  flex-direction: column;
}

.project-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 2rem;
  align-items: start;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
  position: relative;
}

.project-item:first-child {
  border-top: 1px solid var(--line);
}

/* hover left accent line */
.project-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--ash);
  opacity: 0;
  transition: opacity 0.25s;
}

.project-item:hover::before { opacity: 0.3; }

.project-item:hover .project-name { color: var(--ash); }
.project-item:hover .project-arrow { opacity: 0.6; transform: translate(3px, -3px); }

/* index number */
.project-index {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: rgba(201, 209, 217, 0.2);
  font-weight: 600;
  padding-top: 4px;
}

/* main content */
.project-body {}

.project-name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ash);
  margin-bottom: 0.6rem;
  line-height: 1.2;
  transition: color 0.2s;
}

.project-desc {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  color: var(--ash-dim);
  line-height: 1.75;
  max-width: 620px;
  margin-bottom: 1.25rem;
}

/* tag pills */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(201, 209, 217, 0.35);
  border: 1px solid rgba(201, 209, 217, 0.12);
  padding: 3px 10px;
}

/* arrow */
.project-arrow {
  width: 16px;
  height: 16px;
  color: rgba(201, 209, 217, 0.2);
  flex-shrink: 0;
  margin-top: 6px;
  transition: opacity 0.2s, transform 0.2s;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 700px) {
  .page-header {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .page-count { display: none; }

  .project-item {
    grid-template-columns: 48px 1fr;
    gap: 1rem;
  }

  .project-arrow {
    display: none;
  }

  .project-item::before {
    left: -1.5rem;
  }
}