/* ============================================================
   N.B — Industrial Design Portfolio
   System: Helvetica Neue, cream/ink monochrome, editorial scale
   ============================================================ */

:root {
  --bg: #efe9dd;
  --bg-deep: #e7e0d0;
  --bg-card: #1a1916;
  --ink: #141414;
  --ink-soft: oklch(38% 0.012 75);
  --ink-mute: oklch(55% 0.010 75);
  --rule: oklch(80% 0.012 75);
  --accent: oklch(48% 0.085 50); /* muted terracotta - used sparingly */

  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --pad-x: clamp(28px, 4vw, 80px);
  --pad-y: clamp(20px, 2.4vw, 40px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }

/* ── Page transition ───────────────────────────────────────── */
.page {
  min-height: 100vh;
  animation: pageIn 480ms cubic-bezier(.22,.61,.36,1);
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Top chrome ────────────────────────────────────────────── */
.chrome {
  position: fixed;
  inset: 0 0 auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--pad-y) var(--pad-x);
  z-index: 50;
  pointer-events: none;
  mix-blend-mode: normal;
}
.chrome > * { pointer-events: auto; }

.mark {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.nav {
  display: flex;
  gap: clamp(28px, 4vw, 64px);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
}
.nav button {
  position: relative;
  padding: 4px 0;
  transition: opacity .2s;
}
.nav button::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s cubic-bezier(.22,.61,.36,1);
}
.nav button:hover::after,
.nav button[aria-current="page"]::after { transform: scaleX(1); }
.nav button[aria-current="page"] { font-weight: 700; }

.chrome.on-dark { color: #f3eee1; }

/* ── Footer / status bar ───────────────────────────────────── */
.statusbar {
  display: flex;
  justify-content: space-between;
  align-items: end;
  padding: 0 var(--pad-x) calc(var(--pad-y) - 6px);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
}
.statusbar .dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 8px;
  vertical-align: middle;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ── HOME ──────────────────────────────────────────────────── */
.home {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-rows: 1fr auto;
  min-height: 100vh;
  gap: clamp(24px, 3vw, 56px);
  padding: clamp(110px, 12vw, 160px) var(--pad-x) 60px;
  align-items: center;
}
.home-left  { justify-self: start; align-self: end; }
.home-right { justify-self: end;   align-self: start; }

.home-name {
  grid-column: 2;
  text-align: center;
  font-weight: 500;
  font-size: clamp(14px, 1.1vw, 18px);
  letter-spacing: 0.42em;
  white-space: nowrap;
}
.home-name .lede {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-mute);
  margin-bottom: 18px;
  text-transform: uppercase;
}
.home-name .role {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-mute);
  text-transform: uppercase;
}

.card {
  display: block;
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.card image-slot, .card .slot {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--bg-card);
}

.home-left .card {
  width: clamp(220px, 22vw, 360px);
  aspect-ratio: 4/5;
}
.home-right .card {
  width: clamp(380px, 38vw, 620px);
  aspect-ratio: 4/5;
}

.home-footer {
  grid-column: 1 / -1;
}

/* ── Placeholder (when image-slot is empty, our wrapper still shows pattern) ── */
.ph {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      45deg,
      rgba(255,255,255,0.025) 0 1px,
      transparent 1px 14px
    ),
    radial-gradient(120% 70% at 50% 25%, oklch(28% 0.012 75) 0%, var(--bg-card) 70%);
  color: rgba(243, 238, 225, 0.78);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 16px;
  pointer-events: none;
}
.ph .ph-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.72;
}
.ph .ph-tag .num { opacity: 0.5; margin-right: 8px; }
.ph .ph-corner {
  width: 14px; height: 14px;
  border: 1px solid rgba(243,238,225,0.25);
  border-bottom: 0; border-right: 0;
}
.ph .ph-mid {
  margin: auto 0;
  width: 100%;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(243,238,225,0.55);
}
.ph .ph-bottom {
  display: flex;
  justify-content: space-between;
  align-items: end;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.55;
}

/* Light variant placeholder for cards on cream */
.ph.ph-light {
  background:
    repeating-linear-gradient(
      45deg,
      rgba(0,0,0,0.03) 0 1px,
      transparent 1px 14px
    ),
    linear-gradient(180deg, var(--bg-deep) 0%, #d8d0bf 100%);
  color: var(--ink-soft);
}
.ph.ph-light .ph-corner { border-color: rgba(0,0,0,0.2); }
.ph.ph-light .ph-mid { color: var(--ink-mute); }

/* ── WORK INDEX ───────────────────────────────────────────── */
.work {
  padding: clamp(110px, 12vw, 160px) var(--pad-x) 80px;
}
.work-header {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  padding-bottom: 56px;
  margin-bottom: 56px;
  border-bottom: 1px solid var(--rule);
  align-items: end;
}
.work-header h1 {
  font-size: clamp(40px, 6.5vw, 96px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 0.95;
  margin: 0;
}
.work-header .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  text-transform: uppercase;
  text-align: right;
  align-self: end;
}
.work-header .meta .row {
  display: flex;
  justify-content: flex-end;
  gap: 32px;
}
.work-header .meta .row span:first-child { color: var(--ink); }

.work-list {
  display: grid;
  grid-template-columns: 1fr;
}
.work-row {
  display: grid;
  grid-template-columns: 60px 1.6fr 1fr 1fr 60px;
  gap: 32px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
  transition: padding .35s cubic-bezier(.22,.61,.36,1), background .35s;
  position: relative;
}
.work-row:hover {
  padding-left: 16px;
  padding-right: 16px;
}
.work-row .wr-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
}
.work-row .wr-title {
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1;
}
.work-row .wr-cat,
.work-row .wr-year {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
}
.work-row .wr-arrow {
  justify-self: end;
  font-size: 14px;
  opacity: 0.4;
  transition: transform .35s, opacity .35s;
}
.work-row:hover .wr-arrow { opacity: 1; transform: translateX(6px); }

/* Hover image preview */
.work-row .wr-preview {
  position: fixed;
  pointer-events: none;
  width: 320px;
  aspect-ratio: 4/5;
  background: var(--bg-card);
  z-index: 80;
  opacity: 0;
  transform: translate(-50%, -50%) scale(.96);
  transition: opacity .25s, transform .35s cubic-bezier(.22,.61,.36,1);
  box-shadow: 0 30px 60px rgba(20,20,20,0.18);
}
.work-row:hover .wr-preview { opacity: 1; transform: translate(-50%, -50%) scale(1); }

/* ── PROJECT DETAIL ────────────────────────────────────────── */
.project {
  padding: clamp(110px, 12vw, 140px) 0 80px;
}
.project-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 0 var(--pad-x) 60px;
  align-items: end;
}
.project-head .lhs .crumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-bottom: 28px;
}
.project-head h1 {
  font-size: clamp(56px, 9vw, 144px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 0.9;
  margin: 0 0 14px;
}
.project-head .sub {
  font-size: clamp(18px, 1.6vw, 24px);
  font-weight: 400;
  color: var(--ink-soft);
  max-width: 38ch;
  line-height: 1.4;
}
.project-head .rhs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 40px;
  padding-bottom: 8px;
}
.project-head .rhs dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 8px;
}
.project-head .rhs dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
}

.project-hero {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
}

.project-body {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  padding: 80px var(--pad-x);
  border-bottom: 1px solid var(--rule);
}
.project-body h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0;
}
.project-body p {
  margin: 0 0 1.2em;
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.55;
  letter-spacing: -0.005em;
  text-wrap: pretty;
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 0 var(--pad-x);
  margin-bottom: 80px;
}
.project-grid .card { aspect-ratio: 4/3; }
.project-grid .card.tall { aspect-ratio: 3/4; grid-row: span 2; }
.project-wide {
  width: 100%;
  aspect-ratio: 21 / 9;
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
  margin-bottom: 24px;
}

.project-process {
  padding: 80px var(--pad-x);
  border-top: 1px solid var(--rule);
}
.project-process h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 40px;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.process-step .num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.process-step h3 {
  font-size: 22px;
  font-weight: 500;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.process-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
}

.project-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--rule);
}
.project-nav button {
  padding: 48px var(--pad-x);
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background .3s;
}
.project-nav button:hover { background: var(--bg-deep); }
.project-nav button + button {
  border-left: 1px solid var(--rule);
  text-align: right;
  align-items: flex-end;
}
.project-nav .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.project-nav .nm {
  font-size: clamp(28px, 3.4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1;
}

/* ── ABOUT ─────────────────────────────────────────────────── */
.about {
  padding: clamp(110px, 12vw, 160px) var(--pad-x) 80px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}
.about-portrait .card {
  aspect-ratio: 4/5;
  width: 100%;
  max-width: 480px;
}
.about-text .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 32px;
}
.about-text h1 {
  font-size: clamp(40px, 4.5vw, 72px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0 0 40px;
  max-width: 16ch;
  text-wrap: balance;
}
.about-text p {
  font-size: clamp(17px, 1.2vw, 19px);
  line-height: 1.6;
  margin: 0 0 1.2em;
  max-width: 56ch;
  text-wrap: pretty;
}
.about-cv {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 60px;
}
.cv-block h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 20px;
  font-weight: 500;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}
.cv-row {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 16px;
  padding: 10px 0;
  font-size: 14px;
}
.cv-row .yr {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.cv-row strong { font-weight: 500; }
.cv-row .place { display: block; color: var(--ink-mute); font-size: 12px; margin-top: 2px; }

/* ── CONTACT ───────────────────────────────────────────────── */
.contact {
  min-height: 100vh;
  padding: clamp(110px, 12vw, 160px) var(--pad-x) 80px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 40px;
}
.contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.contact h1 {
  font-size: clamp(60px, 10vw, 180px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 0.9;
  margin: 0;
  text-wrap: balance;
}
.contact h1 a {
  border-bottom: 1px solid currentColor;
  transition: color .25s;
}
.contact h1 a:hover { color: var(--accent); border-color: var(--accent); }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding-top: 60px;
  border-top: 1px solid var(--rule);
}
.contact-grid h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 14px;
  font-weight: 500;
}
.contact-grid .v { font-size: 15px; line-height: 1.5; }
.contact-grid .v a { display: inline-block; border-bottom: 1px solid transparent; transition: border-color .2s; }
.contact-grid .v a:hover { border-color: var(--ink); }

/* ── Tweaks panel toggle (we don't use the starter) ───────── */
.tweaks {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 100;
  background: var(--bg-card);
  color: #f3eee1;
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: none;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .home {
    grid-template-columns: 1fr;
    padding-top: 90px;
    gap: 24px;
  }
  .home-left, .home-right { justify-self: stretch; }
  .home-left .card, .home-right .card { width: 100%; }
  .home-name { grid-column: 1; }
  .work-row { grid-template-columns: 40px 1fr 60px; }
  .work-row .wr-cat, .work-row .wr-year { display: none; }
  .work-header { grid-template-columns: 1fr; }
  .project-head { grid-template-columns: 1fr; }
  .project-body { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .about { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .nav { gap: 18px; }
}