/* ══════════════════════════════════════════════
   URBAN ARCHI STUDIO — shared styles
   ══════════════════════════════════════════════ */

:root {
  --bg: #f4f1ea;
  --bg-white: #ffffff;
  --bg-deep: #ece7dc;
  --ink: #0e0e0e;
  --ink-soft: #4a4a47;
  --line: #c9c3b5;
  --line-soft: #e8e3d5;
  --accent: #f5c518;
  --accent-deep: #d9a908;
  --ease: cubic-bezier(.2,.8,.2,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter Tight', -apple-system, sans-serif;
  font-weight: 400;
  font-size: 15px;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.25;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.12 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ─── CHROME (nav for non-home pages) ─── */
nav.chrome-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  padding: 20px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 60;
  pointer-events: none;
  transform: translateY(0);
  transition: transform .4s var(--ease), opacity .3s;
}

/* Hide when scrolling down, show when scrolling up */
nav.chrome-nav.is-hidden {
  transform: translateY(-110%);
  opacity: 0;
}

.chrome-nav .logo-mark,
.chrome-nav .menu-btn {
  pointer-events: auto;
}

.logo-mark {
  display: block;
  text-decoration: none;
  transition: transform .4s var(--ease);
}
.logo-mark:hover { transform: translateY(-1px); }
.logo-mark img {
  width: 44px;
  height: 44px;
  display: block;
}

.menu-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 4px;
  position: relative;
  z-index: 70;
}

.menu-btn .lines {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 22px;
}
.menu-btn .lines span {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform .4s var(--ease), width .3s;
  width: 100%;
}
.menu-btn .lines span:nth-child(2) { width: 70%; }
.menu-btn:hover .lines span:nth-child(2) { width: 100%; }

.menu-btn.is-open .lines span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.menu-btn.is-open .lines span:nth-child(2) { opacity: 0; }
.menu-btn.is-open .lines span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }
.menu-btn.is-open { color: var(--bg); }

.menu-btn .label-close { display: none; }
.menu-btn.is-open .label-open { display: none; }
.menu-btn.is-open .label-close { display: inline; }

/* ─── OVERLAY MENU (smaller + more composed) ─── */
.overlay {
  position: fixed;
  inset: 0;
  background: var(--ink);
  color: var(--bg);
  z-index: 65;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 28px 32px;
  clip-path: circle(0% at calc(100% - 40px) 32px);
  transition: clip-path 0.85s var(--ease);
  pointer-events: none;
}
.overlay.is-open {
  clip-path: circle(160% at calc(100% - 40px) 32px);
  pointer-events: auto;
}

.overlay-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.5);
}

.overlay-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-self: center;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 20px 0;
}

.overlay-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.overlay-list li {
  overflow: hidden;
  transform: translateY(30px);
  opacity: 0;
  transition: transform .7s var(--ease), opacity .5s var(--ease);
}
.overlay.is-open .overlay-list li { transform: translateY(0); opacity: 1; }
.overlay.is-open .overlay-list li:nth-child(1) { transition-delay: .2s; }
.overlay.is-open .overlay-list li:nth-child(2) { transition-delay: .26s; }
.overlay.is-open .overlay-list li:nth-child(3) { transition-delay: .32s; }
.overlay.is-open .overlay-list li:nth-child(4) { transition-delay: .38s; }
.overlay.is-open .overlay-list li:nth-child(5) { transition-delay: .44s; }
.overlay.is-open .overlay-list li:nth-child(6) { transition-delay: .50s; }

.overlay-list a {
  font-family: 'Fraunces', serif;
  font-variation-settings: "SOFT" 40, "WONK" 1;
  font-weight: 300;
  font-size: clamp(40px, 5.4vw, 80px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bg);
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 6px 0;
  transition: color .3s, padding-left .5s var(--ease);
}
.overlay-list a:hover {
  color: var(--accent);
  font-style: italic;
  font-weight: 400;
  padding-left: 18px;
}
.overlay-list a .n {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(244,241,234,0.35);
  font-style: normal;
  font-weight: 400;
  transform: translateY(-14px);
  display: inline-block;
}
.overlay-list a.is-current { color: var(--accent); }

.overlay-side {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 32px;
  font-family: 'Inter Tight', sans-serif;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s .5s, transform .6s var(--ease) .5s;
}
.overlay.is-open .overlay-side { opacity: 1; transform: translateY(0); }

.overlay-side-block {
  border-top: 1px solid rgba(244,241,234,0.2);
  padding-top: 18px;
}
.overlay-side-block .k {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.overlay-side-block p,
.overlay-side-block a {
  font-size: 14px;
  line-height: 1.55;
  color: var(--bg);
  text-decoration: none;
  display: block;
}
.overlay-side-block a:hover { color: var(--accent); }

.overlay-foot {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.4);
}
.overlay-foot .social a {
  color: var(--bg);
  text-decoration: none;
  margin-right: 16px;
}
.overlay-foot .social a:hover { color: var(--accent); }

/* ─── PAGE HEAD (inner pages) ─── */
.page-head {
  padding: 140px 40px 70px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  border-bottom: 1px solid var(--line);
  align-items: end;
}
.page-head .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-bottom: 14px;
}
.page-head h1 {
  font-family: 'Fraunces', serif;
  font-variation-settings: "SOFT" 40, "WONK" 1;
  font-weight: 300;
  font-size: clamp(52px, 8vw, 132px);
  line-height: 0.95;
  letter-spacing: -0.035em;
}
.page-head h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent-deep);
}

/* ─── FOOTER (inner pages) ─── */
footer.site-footer {
  padding: 80px 40px 40px;
  border-top: 1px solid var(--line);
  background: var(--ink);
  color: var(--bg);
}
.footer-headline {
  font-family: 'Fraunces', serif;
  font-variation-settings: "SOFT" 50, "WONK" 1;
  font-weight: 300;
  font-size: clamp(36px, 5.5vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin-bottom: 60px;
  max-width: 14ch;
}
.footer-headline em { font-style: italic; color: var(--accent); font-weight: 400; }
.footer-headline a {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 6px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid rgba(244,241,234,0.2);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
}
.footer-col-label {
  color: rgba(244,241,234,0.5);
  margin-bottom: 14px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.footer-col p, .footer-col a {
  color: var(--bg);
  text-decoration: none;
  line-height: 1.9;
  display: block;
  font-size: 12px;
}
.footer-col a:hover { color: var(--accent); }
.footer-meta {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid rgba(244,241,234,0.2);
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244,241,234,0.5);
}

/* ─── REVEAL ─── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  nav.chrome-nav { padding: 16px 18px; }
  .logo-mark img { width: 36px; height: 36px; }
  .menu-btn { padding: 6px 4px; font-size: 10px; gap: 10px; }
  .menu-btn .lines { width: 18px; }
  .overlay { padding: 22px 20px; }
  .overlay-top { font-size: 9px; }
  .overlay-body { grid-template-columns: 1fr; gap: 40px; align-self: start; padding-top: 30px; }
  .overlay-list a { gap: 12px; }
  .overlay-foot { flex-direction: column; gap: 10px; }
  .page-head { padding: 100px 22px 50px; grid-template-columns: 1fr; gap: 16px; }
  footer.site-footer { padding: 60px 22px 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-meta { flex-direction: column; gap: 10px; margin-top: 40px; }
}