:root {
  --ink:   #000000;
  --paper: #ffffff;
  --muted: #444444;
  --dim:   #767676; /* min contrast 4.5:1 on white per WCAG AA */
  --font:  'Nimbus Sans', 'Nimbus Sans L', 'HelveticaNeue', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --nav-h: 48px;
}

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

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--nav-h);
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  z-index: 100;
  opacity: 0;
  transform: translateY(-100%);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  visibility: hidden;
}

nav.nav-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

.nav-logo {
  font-family: var(--font);
  font-weight: 900;
  font-size: 1rem;
  color: var(--paper);
  letter-spacing: 0.02em;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  font-weight: 400;
  font-size: 0.7rem;
  color: var(--paper);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: opacity 0.15s;
}

.nav-links a:hover { opacity: 0.6; }

/* ─── HERO ─── */
.hero {
  max-width: none;
  padding: 5rem max(2rem, 4vw) 4rem max(2rem, 4vw);
}

.hero-name {
  font-weight: 700;
  font-size: clamp(2.75rem, 6.5vw, 5rem);
  letter-spacing: -0.03em;
  line-height: 0.92;
  margin-bottom: 1rem;
}

.hero-badge {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  margin-bottom: 2.5rem;
}

.hero-rule {
  border: none;
  border-top: 2px solid var(--ink);
  margin-bottom: 2rem;
  max-width: 640px;
}

.hero-bio {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--muted);
  max-width: 640px;
  margin-bottom: 2rem;
}

.hero-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero-links a {
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 2px;
  transition: opacity 0.15s;
}

.hero-links a:hover { opacity: 0.4; }

/* ─── WORK SECTION ─── */
.work-section {
  padding: 2rem max(2rem, 4vw) 5rem max(2rem, 4vw);
}

.section-title {
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 1.5rem;
  color: var(--ink);
}

/* ─── PROJECT CARDS ─── */
.projects-layout {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* ── Featured card (Type A) ── */
.card-featured {
  background: var(--ink);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-featured:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.card-featured-img {
  aspect-ratio: 3/1;
  background: #1a1a1a;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  overflow: hidden;
  position: relative;
}

.card-featured-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 8px,
    rgba(255,255,255,0.03) 8px,
    rgba(255,255,255,0.03) 9px
  );
}

.card-featured-img svg {
  width: 26px;
  height: 26px;
  color: rgba(255,255,255,0.15);
  position: relative;
}

.card-featured-img-label {
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.25);
  position: relative;
}

.card-featured-body {
  padding: 1.25rem 2rem 1.75rem;
}

.card-featured-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.card-featured-header h3 {
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.card-featured-category {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--dim);
  white-space: nowrap;
}

.card-featured-desc {
  font-size: 0.85rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.25rem;
  max-width: 680px;
}

.card-featured-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.btn-pill {
  background: var(--paper);
  color: var(--ink);
  border: none;
  border-radius: 999px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  transition: opacity 0.15s;
  display: inline-block;
}

.btn-pill:hover { opacity: 0.85; }

.btn-pill-sm {
  background: var(--paper);
  color: var(--ink);
  border: none;
  border-radius: 999px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  padding: 0.35rem 1rem;
  cursor: pointer;
  transition: opacity 0.15s;
  display: inline-block;
}

.card-strip-item:hover .btn-pill-sm { opacity: 0.85; }

/* ── Journal strip (Type B) ── */
.card-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  overflow: hidden;
}

.card-strip-item {
  position: relative;
  aspect-ratio: 3/2;
  background-color: #1a1a1a;
  background-size: cover;
  background-position: center;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  overflow: hidden;
  transition: transform 0.15s;
}

.card-strip-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0,0,0,0.35) 0%,
    rgba(0,0,0,0.1) 40%,
    rgba(0,0,0,0.55) 100%
  );
  transition: background 0.2s;
}

.card-strip-item:hover::before {
  background: rgba(0,0,0,0.6);
}

/* Subtle stripe for placeholder state */
.card-strip-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 8px,
    rgba(255,255,255,0.02) 8px,
    rgba(255,255,255,0.02) 9px
  );
  pointer-events: none;
}

.card-strip-title {
  position: relative;
  z-index: 1;
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 85%;
}

.card-strip-meta {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-strip-label,
.card-strip-date {
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.6);
}

/* ── Arrow text rendering (prevent emoji on mobile) ── */
.arrow {
  font-family: var(--font), 'Apple Color Emoji' !important;
  font-variant-emoji: text;
  text-rendering: optimizeLegibility;
}

/* ─── FOOTER ─── */
footer {
  background: var(--ink);
  padding: 1.25rem max(2rem, 4vw);
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-weight: 400;
  font-size: 0.72rem;
  color: var(--paper);
  letter-spacing: 0.04em;
}

.footer-top {
  font-weight: 400;
  font-size: 0.72rem;
  color: var(--paper);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: opacity 0.15s;
}

.footer-top:hover { opacity: 0.6; }

/* ─── MODAL ─── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  justify-content: center;
  align-items: flex-start;
  padding: 3rem 1.5rem;
  overflow-y: auto;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--paper);
  border: 2px solid var(--ink);
  max-width: 680px;
  width: 100%;
  position: relative;
  animation: modalIn 0.2s ease;
  margin: auto;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.modal-header {
  background: var(--ink);
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.modal-header-text { flex: 1; }

.modal-company {
  font-weight: 700;
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.25rem;
}

.modal h2 {
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--paper);
}

.modal-close {
  background: none;
  border: 1.5px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.5);
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-family: var(--font);
  transition: all 0.15s;
  margin-top: 2px;
}

.modal-close:hover { border-color: var(--paper); color: var(--paper); }

.modal-body { padding: 1.5rem; }

.modal-img {
  aspect-ratio: 16/9;
  background: #f0f0f0;
  border: 2px solid var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: #bbb;
  margin-bottom: 1.5rem;
  overflow: hidden;
  position: relative;
}

.modal-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 8px,
    rgba(0,0,0,0.04) 8px,
    rgba(0,0,0,0.04) 9px
  );
}

.modal-img svg { width: 26px; height: 26px; opacity: 0.2; position: relative; }

.modal-img-label {
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  position: relative;
  opacity: 0.5;
}

.modal-section { margin-bottom: 1.25rem; }

.modal-section h3 {
  font-weight: 900;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.4rem;
  border-left: 3px solid var(--ink);
  padding-left: 0.5rem;
}

.modal-section p,
.modal-section li {
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--muted);
}

.modal-section ul { list-style: none; padding: 0; }

.modal-section ul li {
  padding-left: 1.2rem;
  position: relative;
  margin-bottom: 0.3rem;
}

.modal-section ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--dim);
}

.modal-metrics {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  border: 2px solid var(--ink);
}

.modal-metric {
  flex: 1;
  min-width: 100px;
  padding: 0.75rem 1rem;
  border-right: 2px solid var(--ink);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.modal-metric:last-child { border-right: none; }

.modal-metric .number {
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  line-height: 1;
}

.modal-metric .desc {
  font-size: 0.55rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ─── SCROLL HINT ─── */
.scroll-hint {
  margin-top: 3.5rem;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.3rem;
  text-decoration: none;
  color: var(--dim);
  transition: color 0.15s;
}

.scroll-hint:hover { color: var(--ink); }

.scroll-hint-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.scroll-hint-arrow {
  font-size: 0.9rem;
  display: inline-block;
  animation: nudge 2.2s ease-in-out infinite;
  font-variant-emoji: text;
}

@keyframes nudge {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(4px); }
}

/* ─── ACCESSIBILITY ─── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 999;
  background: var(--ink);
  color: var(--paper);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.6rem 1.25rem;
  text-decoration: none;
}

.skip-link:focus { top: 0; }

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
}

nav :focus-visible,
footer :focus-visible {
  outline-color: var(--paper);
}

.card-featured:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 4px;
}

.card-strip-item:focus-visible {
  outline: 3px solid var(--paper);
  outline-offset: -3px;
  z-index: 1;
  position: relative;
}

.modal-close:focus-visible { outline-color: var(--paper); }

/* ─── RESPONSIVE ─── */
@media (max-width: 620px) {
  .card-strip { grid-template-columns: 1fr; }
  .card-strip-item { aspect-ratio: 3/2; }

  .card-featured-body { padding: 1.5rem; }
  .card-featured-header { flex-direction: column; gap: 0.35rem; }
  .card-featured-header h3 { font-size: 1.2rem; }

  .hero-name    { font-size: 2.25rem; }
  nav           { padding: 0 1.25rem; }
  .hero         { padding-left: 1.25rem; padding-right: 1.25rem; }
  .work-section { padding-left: 1.25rem; padding-right: 1.25rem; }
  footer        { padding: 1rem 1.25rem; }
  .modal-body   { padding: 1.25rem; }
  .modal-metrics        { flex-direction: column; }
  .modal-metric         { border-right: none; border-bottom: 2px solid var(--ink); }
  .modal-metric:last-child { border-bottom: none; }
}