/* ============================================================
   site-v3 — "Paper & Ultramarine"
   Swiss-minimalist system: warm paper, ink type, one electric
   accent. Hairline rules as structure. Motion as punctuation.
   ============================================================ */

/* ---------- Fonts (local, variable) ---------- */
@font-face {
  font-family: "Geist";
  src: url("assets/fonts/geist-latin-wght-normal.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("assets/fonts/geist-mono-latin-wght-normal.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --paper: #f6f5f1;
  --paper-2: #edebe4;
  --ink: #16150f;
  --ink-2: #5c594e;
  --ink-3: #8c887a;
  --hair: rgba(22, 21, 15, 0.16);
  --hair-strong: rgba(22, 21, 15, 0.32);
  --accent: #2432ff;
  --accent-deep: #1a25cc;
  --paper-on-ink: #f0efe9;
  --hair-on-ink: rgba(240, 239, 233, 0.18);
  --ok: #1f7a4d;

  --font-display: "Bricolage Grotesque", "Geist", "Helvetica Neue", sans-serif;
  --font-body: "Geist", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Geist Mono", "SFMono-Regular", Menlo, Consolas, monospace;

  --wrap: 1180px;
  --gut: clamp(1.25rem, 4vw, 2.5rem);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --sec-pad: clamp(4.5rem, 9vw, 8rem);
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 420;
  font-size: 1.0625rem;
  line-height: 1.7;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* film-grain — barely there, keeps flat paper from feeling sterile */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  pointer-events: none;
  opacity: 0.30;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.05'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
::selection { background: var(--accent); color: var(--paper); }

.accent { color: var(--accent); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 560;
  line-height: 1.04;
  letter-spacing: -0.022em;
  margin: 0;
  text-wrap: balance;
}
p { margin: 0; }

.mono {
  font-family: var(--font-mono);
  font-weight: 460;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- Text links ---------- */
.tlink {
  color: inherit;
  text-decoration: none;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-size: 100% 1px;
  background-position: 0 100%;
  transition: color 0.25s var(--ease);
}
.tlink:hover, .tlink:focus-visible { color: var(--accent); }

p a:not([class]), dd a:not([class]), li a:not([class]) {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease);
}
p a:not([class]):hover, dd a:not([class]):hover, li a:not([class]):hover { color: var(--accent); }

/* ---------- Progress hairline ---------- */
.progress {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: 0 0;
  z-index: 60;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hair);
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.6rem;
}
.wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
}
.wordmark .mark-dot {
  width: 0.5em; height: 0.5em;
  border-radius: 50%;
  background: var(--accent);
  align-self: center;
}
.site-nav { display: flex; gap: clamp(0.9rem, 2.5vw, 1.8rem); }
.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 480;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  transition: color 0.2s var(--ease);
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(5rem, 12vh, 9rem) clamp(4rem, 9vh, 7rem);
}
.hero .kicker {
  color: var(--ink-2);
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero .kicker::before {
  content: "";
  width: 2.5rem; height: 1px;
  background: var(--accent);
}
.hero h1 {
  font-size: clamp(2.7rem, 7.6vw, 6.4rem);
  font-weight: 540;
  max-width: 15ch;
}
.hero h1 .accent { color: var(--accent); }
/* line-mask rise on load */
.line { display: block; overflow: hidden; }
.line > span {
  display: inline-block;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}
html.js .line > span {
  transform: translateY(115%);
  animation: rise 1s var(--ease) forwards;
}
html.js .line:nth-child(1) > span { animation-delay: 0.08s; }
html.js .line:nth-child(2) > span { animation-delay: 0.18s; }
html.js .line:nth-child(3) > span { animation-delay: 0.28s; }
@keyframes rise { to { transform: translateY(0); } }

.hero .lede {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  max-width: 62ch;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.75;
  color: var(--ink-2);
}
.hero .lede strong { color: var(--ink); font-weight: 560; }

.hero-foot {
  margin-top: clamp(2.25rem, 5vw, 3.5rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem 2.5rem;
}
.contact-row {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.8rem;
}
.contact-row a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 480;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size 0.35s var(--ease), color 0.2s var(--ease);
}
.contact-row a:hover, .contact-row a:focus-visible {
  background-size: 100% 1px;
  color: var(--accent);
}
.status-line {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 480;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.status-line .pulse {
  width: 0.5rem; height: 0.5rem;
  border-radius: 50%;
  background: var(--ok);
  position: relative;
}
html.js .status-line .pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--ok);
  animation: ping 2.2s var(--ease) infinite;
}
@keyframes ping {
  0% { transform: scale(1); opacity: 0.6; }
  70%, 100% { transform: scale(2.6); opacity: 0; }
}

/* ---------- Marquee ---------- */
.marquee {
  border-block: 1px solid var(--hair);
  overflow: hidden;
  padding-block: 0.85rem;
}
.marquee-track {
  display: flex;
  width: max-content;
  gap: 3.5rem;
}
html.js .marquee-track { animation: marquee 30s linear infinite; }
.marquee-group {
  display: flex;
  gap: 3.5rem;
  align-items: center;
  white-space: nowrap;
}
.marquee-group span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 480;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.marquee-group span strong { color: var(--ink); font-weight: 620; }
.marquee-group .sep { color: var(--accent); letter-spacing: 0; }
@keyframes marquee { to { transform: translateX(calc(-50% - 1.75rem)); } }

/* ---------- Sections ---------- */
.section {
  border-top: 1px solid var(--hair);
  padding-block: var(--sec-pad);
}
.section-head {
  display: grid;
  grid-template-columns: minmax(7rem, 1fr) minmax(0, 3.2fr);
  gap: 1rem 2rem;
  align-items: start;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}
.sec-num {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(3.4rem, 7vw, 6rem);
  line-height: 0.85;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--hair-strong);
}
@supports not (-webkit-text-stroke: 1px black) {
  .sec-num { color: var(--hair-strong); }
}
.section-head h2 {
  font-size: clamp(1.9rem, 4.2vw, 3.2rem);
  font-weight: 560;
}
.section-sub {
  margin-top: 0.9rem;
  max-width: 58ch;
  color: var(--ink-2);
}

/* ---------- Flagship project ---------- */
.flagship {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  margin-bottom: clamp(3rem, 7vw, 5rem);
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 520;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ok);
}
.badge::before {
  content: "";
  width: 0.42rem; height: 0.42rem;
  border-radius: 50%;
  background: var(--ok);
}
.badge.plain { color: var(--ink-3); }
.badge.plain::before { background: var(--ink-3); }
.flagship h3 {
  font-size: clamp(2.1rem, 4.5vw, 3.4rem);
  margin-top: 0.9rem;
}
.flagship h3 a {
  text-decoration: none;
  transition: color 0.25s var(--ease);
}
.flagship h3 a:hover, .flagship h3 a:focus-visible { color: var(--accent); }
.flagship-body > p {
  margin-top: 1.15rem;
  max-width: 52ch;
  color: var(--ink-2);
}
.tags {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0;
}
.tags li {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 480;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.tags li:not(:last-child)::after {
  content: "·";
  margin-inline: 0.6rem;
  color: var(--accent);
}
.readmore {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 520;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--hair-strong);
  padding: 0.75rem 1.2rem;
  border-radius: 99px;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.readmore .arr { transition: transform 0.3s var(--ease); }
.readmore:hover, .readmore:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.readmore:hover .arr, .readmore:focus-visible .arr { transform: translateX(4px); }

/* ---------- Screenshot frames ---------- */
.shot { margin: 0; }
.shot-window {
  border: 1px solid var(--hair-strong);
  border-radius: 10px;
  overflow: hidden;
  background: var(--ink);
  box-shadow: 0 24px 60px -24px rgba(22, 21, 15, 0.35);
}
.shot-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0.9rem;
  border-bottom: 1px solid var(--hair-on-ink);
}
.shot-bar .addr {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 460;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240, 239, 233, 0.55);
}
.shot-bar .live {
  width: 0.4rem; height: 0.4rem;
  border-radius: 50%;
  background: var(--ok);
}
.shot-frame { overflow: hidden; }
.shot-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  transition: object-position 5s linear;
}
.shot-frame:hover img { object-position: bottom; }
.shot-frame.natural img { aspect-ratio: auto; }
.shot-cap {
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 440;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  line-height: 1.6;
}

/* ---------- Project index rows ---------- */
.proj-index { border-top: 1px solid var(--hair); }
.proj-row {
  display: grid;
  grid-template-columns: 3.4rem minmax(0, 1.6fr) minmax(0, 1fr) 2rem;
  gap: 1rem 1.5rem;
  align-items: baseline;
  padding: clamp(1.4rem, 3vw, 2rem) clamp(0.75rem, 2vw, 1.25rem);
  border-bottom: 1px solid var(--hair);
  text-decoration: none;
  color: inherit;
  position: relative;
  isolation: isolate;
}
.proj-row::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink);
  transform: scaleY(0);
  transform-origin: 50% 100%;
  transition: transform 0.38s var(--ease);
  z-index: -1;
}
.proj-row:hover::before, .proj-row:focus-visible::before { transform: scaleY(1); }
.proj-row > * { transition: color 0.3s var(--ease); }
.proj-idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 480;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
.proj-name {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  font-weight: 560;
  letter-spacing: -0.015em;
  line-height: 1.15;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1rem;
}
.proj-desc {
  grid-column: 2;
  margin-top: 0.35rem;
  max-width: 56ch;
  font-size: 0.95rem;
  color: var(--ink-2);
}
.proj-meta {
  grid-column: 3;
  grid-row: 1 / span 2;
  align-self: baseline;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 460;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  line-height: 2;
  text-align: right;
}
.proj-arrow {
  grid-column: 4;
  grid-row: 1;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--ink-3);
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
}
.proj-row:hover .proj-arrow, .proj-row:focus-visible .proj-arrow {
  transform: translateX(5px);
  color: var(--accent);
}
a.proj-row:hover, a.proj-row:focus-visible,
a.proj-row:hover .proj-desc, a.proj-row:hover .proj-idx, a.proj-row:hover .proj-meta,
a.proj-row:focus-visible .proj-desc, a.proj-row:focus-visible .proj-idx, a.proj-row:focus-visible .proj-meta {
  color: var(--paper-on-ink);
}
a.proj-row:hover .badge, a.proj-row:focus-visible .badge { color: #4cc98a; }
div.proj-row:hover::before { transform: scaleY(0); } /* static rows don't invert */

/* ---------- Method / how I build ---------- */
.how-lede {
  max-width: 62ch;
  font-size: clamp(1.05rem, 1.5vw, 1.15rem);
  color: var(--ink-2);
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  border-top: 1px solid var(--hair);
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: minmax(4.5rem, 1fr) minmax(0, 3.2fr);
  gap: 0.5rem 2rem;
  padding-block: clamp(1.3rem, 2.5vw, 1.8rem);
  border-bottom: 1px solid var(--hair);
}
.steps li::before {
  content: "0" counter(step);
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: 1px var(--hair-strong);
}
@supports not (-webkit-text-stroke: 1px black) {
  .steps li::before { color: var(--hair-strong); }
}
.steps strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.steps .small {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.95rem;
  color: var(--ink-2);
  max-width: 62ch;
}

.owns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
}
.owns .box {
  border: 1px solid var(--hair-strong);
  border-radius: 10px;
  padding: clamp(1.4rem, 3vw, 2rem);
}
.owns .box h3 {
  font-size: 1.15rem;
  margin-bottom: 0.8rem;
}
.owns .box p { color: var(--ink-2); font-size: 0.98rem; }
.owns .claim { border-top: 3px solid var(--accent); }
.owns .claim h3 { color: var(--accent); }
.owns .noclaim { border-style: dashed; }

/* ---------- Experience ---------- */
.roles { position: relative; }
.role {
  display: grid;
  grid-template-columns: minmax(9rem, 1fr) minmax(0, 3.2fr);
  gap: 0.5rem 2rem;
  padding-block: clamp(1.6rem, 3vw, 2.2rem);
  border-bottom: 1px solid var(--hair);
}
.role:first-child { border-top: 1px solid var(--hair); }
.role .when {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 480;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  line-height: 1.9;
}
.role .when .org { display: block; color: var(--ink-2); }
.role h3 {
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  margin-bottom: 0.6rem;
}
.role p { color: var(--ink-2); max-width: 62ch; }

/* ---------- Skills tiers ---------- */
.tiers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--hair);
  border-left: 1px solid var(--hair);
}
.tier {
  border-right: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  padding: clamp(1.5rem, 3vw, 2.2rem);
}
.tier-lvl {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 480;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 1rem;
}
.bars { display: inline-flex; gap: 3px; }
.bars i {
  width: 12px; height: 4px;
  background: var(--paper-2);
  outline: 1px solid var(--hair);
}
.tier[data-lvl="1"] .bars i:nth-child(-n+1),
.tier[data-lvl="2"] .bars i:nth-child(-n+2),
.tier[data-lvl="3"] .bars i:nth-child(-n+3),
.tier[data-lvl="4"] .bars i:nth-child(-n+4) { background: var(--accent); outline-color: var(--accent); }
.tier h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.tier .note {
  font-size: 0.9rem;
  color: var(--ink-2);
  margin-bottom: 0.9rem;
  max-width: 44ch;
}
.chips {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.chips li {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 460;
  letter-spacing: 0.05em;
  border: 1px solid var(--hair);
  border-radius: 99px;
  padding: 0.35rem 0.75rem;
  color: var(--ink-2);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.chips li:hover { border-color: var(--accent); color: var(--ink); }

/* ---------- Facts (education / summary tables) ---------- */
.facts {
  margin: 0;
  border-top: 1px solid var(--hair);
}
.facts .row {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 0.4rem 2rem;
  padding-block: 1.1rem;
  border-bottom: 1px solid var(--hair);
}
.facts dt { font-weight: 560; }
.facts dd {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.98rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--paper-on-ink);
  margin-top: var(--sec-pad);
  padding-block: clamp(4.5rem, 9vw, 7rem) 2.5rem;
}
.site-footer ::selection { background: var(--paper); color: var(--ink); }
.footer-kicker {
  color: rgba(240, 239, 233, 0.55);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.footer-kicker::before {
  content: "";
  width: 2.5rem; height: 1px;
  background: var(--accent);
}
.site-footer h2 {
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  font-weight: 540;
  max-width: 18ch;
}
.site-footer h2 .accent { color: #7c85ff; }
.footer-sub {
  margin-top: 1.4rem;
  max-width: 56ch;
  color: rgba(240, 239, 233, 0.62);
}
.footer-mail {
  display: inline-block;
  margin-top: clamp(2rem, 4vw, 3rem);
  font-family: var(--font-display);
  font-weight: 540;
  font-size: clamp(1.25rem, 3.4vw, 2.2rem);
  letter-spacing: -0.015em;
  color: var(--paper-on-ink);
  text-decoration: none;
  background-image: linear-gradient(#7c85ff, #7c85ff);
  background-repeat: no-repeat;
  background-size: 0% 2px;
  background-position: 0 100%;
  transition: background-size 0.4s var(--ease), color 0.25s var(--ease);
  overflow-wrap: anywhere;
}
.footer-mail:hover, .footer-mail:focus-visible {
  background-size: 100% 2px;
  color: #aab0ff;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin-top: 1.6rem;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 480;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240, 239, 233, 0.7);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.footer-links a:hover, .footer-links a:focus-visible { color: #aab0ff; }
.footer-note {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--hair-on-ink);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 2rem;
}
.footer-note span {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 440;
  letter-spacing: 0.08em;
  color: rgba(240, 239, 233, 0.45);
}

/* ---------- Case-study article pages ---------- */
.article-hero {
  padding-block: clamp(4rem, 9vh, 6.5rem) clamp(2.5rem, 5vw, 4rem);
}
.article-hero .kicker {
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}
.article-hero .kicker::before {
  content: "";
  width: 2.5rem; height: 1px;
  background: var(--accent);
}
.article-hero h1 {
  font-size: clamp(2.3rem, 5.6vw, 4.4rem);
  font-weight: 540;
  max-width: 22ch;
}
.article-hero .lede {
  margin-top: 1.75rem;
  max-width: 62ch;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--ink-2);
}

.summary {
  margin: 0 0 clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid var(--hair);
  display: grid;
  grid-template-columns: 1fr;
}
.summary > div {
  display: grid;
  grid-template-columns: minmax(8rem, 1fr) minmax(0, 3.4fr);
  gap: 0.3rem 2rem;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--hair);
}
.summary dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-top: 0.25rem;
}
.summary dd { margin: 0; font-size: 0.98rem; color: var(--ink-2); }

.article-body { padding-bottom: clamp(2rem, 5vw, 3rem); }
.article-body h2 {
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  margin: clamp(3rem, 6vw, 4.5rem) 0 1.1rem;
  padding-top: clamp(1.5rem, 3vw, 2rem);
  border-top: 1px solid var(--hair);
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.article-body h2 .h-idx {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 480;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.article-body > p { max-width: 66ch; color: var(--ink-2); margin-bottom: 1rem; }
.article-body .shot { margin-block: clamp(2rem, 4vw, 3rem); }

.tight {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 70ch;
}
.tight li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: 0.9rem;
  color: var(--ink-2);
}
.tight li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.tight strong { color: var(--ink); font-weight: 560; }

.decisions { margin: 0; border-top: 1px solid var(--hair); }
.decisions dt {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.12rem;
  letter-spacing: -0.01em;
  padding-top: 1.3rem;
}
.decisions dd {
  margin: 0.45rem 0 1.3rem;
  padding-bottom: 1.3rem;
  border-bottom: 1px solid var(--hair);
  color: var(--ink-2);
  max-width: 66ch;
  font-size: 0.98rem;
}
.decisions code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--paper-2);
  border: 1px solid var(--hair);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}
.article-body code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--paper-2);
  border: 1px solid var(--hair);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

.backlink {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 520;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--hair-strong);
  padding: 0.75rem 1.2rem;
  border-radius: 99px;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.backlink .arr { transition: transform 0.3s var(--ease); }
.backlink:hover, .backlink:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.backlink:hover .arr, .backlink:focus-visible .arr { transform: translateX(-4px); }

/* footer (compact, article pages) */
.site-footer.compact { margin-top: clamp(3rem, 6vw, 4rem); padding-block: 2.5rem; }
.site-footer.compact .footer-note { margin-top: 0; padding-top: 0; border-top: none; }

/* ---------- Scroll reveal ---------- */
html.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--d, 0s);
}
html.js .reveal.in-view {
  opacity: 1;
  transform: none;
}

/* ---------- Anchor offset ---------- */
section[id], footer[id] { scroll-margin-top: 4.5rem; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .flagship { grid-template-columns: 1fr; }
  .section-head { grid-template-columns: 1fr; gap: 0.75rem; }
  .sec-num { font-size: 2.6rem; }
  .proj-row { grid-template-columns: 2.4rem minmax(0, 1fr) 2rem; }
  .proj-meta { display: none; }
  .proj-arrow { grid-column: 3; }
  .proj-desc { grid-column: 2; }
  .owns { grid-template-columns: 1fr; }
  .role { grid-template-columns: 1fr; gap: 0.3rem; }
  .steps li { grid-template-columns: 3rem minmax(0, 1fr); gap: 0.3rem 1.25rem; }
  .summary > div { grid-template-columns: 1fr; gap: 0.15rem; }
  .facts .row { grid-template-columns: 1fr; gap: 0.15rem; }
}
@media (max-width: 680px) {
  .tiers { grid-template-columns: 1fr; }
  .site-nav a:not(:last-child) { display: none; }
  .hero { padding-top: 3.5rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .line > span { animation: none; transform: none; }
  html.js .marquee-track { animation: none; }
  html.js .status-line .pulse::after { animation: none; }
  html.js .reveal { opacity: 1; transform: none; transition: none; }
  .shot-frame img { transition: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}