/* ============================================================
   Tandemab Bio — Microbial Fermentation CDMO
   Dark industrial / engineering-datasheet aesthetic
   ============================================================ */

:root {
  --bg:        #0E0E0C;
  --bg-2:      #14140F;
  --panel:     #17170F;
  --panel-2:   #1C1C15;
  --line:      #2A2A24;
  --line-2:    #3A3A30;
  --amber:     #F4A300;
  --amber-2:   #FFB300;
  --steel:     #5B6B7A;
  --steel-2:   #8597A6;
  --text:      #ECE9E1;
  --text-dim:  #A7A498;
  --text-mute: #6F6D63;
  --maxw:      1240px;
  --gap:       clamp(1rem, 3vw, 2.25rem);
  --ease:      cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter Tight", "Archivo", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: "Archivo", system-ui, sans-serif;
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p { margin: 0 0 1rem; color: var(--text-dim); }
strong { color: var(--text); font-weight: 600; }

.mono {
  font-family: "Space Mono", ui-monospace, monospace;
}

/* ---- Layout helpers ---- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2.5rem);
}

.section { padding: clamp(3.5rem, 8vw, 7rem) 0; position: relative; }
.section--tight { padding: clamp(2.5rem, 5vw, 4rem) 0; }
.section--alt { background: var(--bg-2); }

.eyebrow {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--amber);
}

.lede { font-size: clamp(1.05rem, 1.6vw, 1.28rem); color: var(--text-dim); max-width: 62ch; }

.section-head { max-width: 70ch; margin-bottom: clamp(2rem, 4vw, 3rem); }

/* ---- Hairline grid divider ---- */
.rule {
  height: 1px;
  background: var(--line);
  border: 0;
  margin: 0;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: "Space Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.5rem;
  border: 1px solid var(--amber);
  background: var(--amber);
  color: #0E0E0C;
  font-weight: 700;
  cursor: pointer;
  transition: transform .18s var(--ease), background .18s var(--ease), color .18s;
}
.btn:hover { background: var(--amber-2); transform: translateY(-2px); }
.btn:focus-visible { outline: 2px solid var(--amber-2); outline-offset: 3px; }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-2);
}
.btn--ghost:hover { border-color: var(--amber); color: var(--amber); background: transparent; }

.btn .arr { transition: transform .18s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14,14,12,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  color: var(--text);
}
.brand svg { width: 26px; height: 26px; flex: none; }
.brand .tag {
  font-family: "Space Mono", monospace;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--text-mute);
  text-transform: uppercase;
  display: block;
  font-weight: 400;
}
.brand b { display: block; line-height: 1; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-family: "Space Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  text-transform: uppercase;
  padding: 0.4rem 0;
  position: relative;
  transition: color .15s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--amber); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--amber);
}
.nav-links .btn { color: #0E0E0C; }
.nav-links .btn:hover { color: #0E0E0C; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-2);
  color: var(--text);
  width: 42px; height: 42px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px; height: 2px;
  background: var(--text);
  position: relative;
  transition: transform .2s var(--ease), opacity .2s;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after  { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 920px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 0 1.25rem;
    transform: translateY(-120%);
    transition: transform .3s var(--ease);
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { border-top: 1px solid var(--line); }
  .nav-links a { padding: 1rem clamp(1.1rem, 4vw, 2.5rem); display: block; font-size: 0.9rem; }
  .nav-links a.active::after { display: none; }
  .nav-links .btn { margin: 1rem clamp(1.1rem, 4vw, 2.5rem) 0; justify-content: center; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: clamp(3.5rem, 9vw, 7.5rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 90% 70% at 70% 30%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero h1 { margin-bottom: 1.1rem; }
.hero h1 em { font-style: normal; color: var(--amber); }
.hero-coords {
  font-family: "Space Mono", monospace;
  font-size: 0.7rem;
  color: var(--text-mute);
  letter-spacing: 0.1em;
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.8rem; }

/* Bioreactor schematic */
.schematic {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 30px rgba(244,163,0,0.06));
}
@media (max-width: 880px) {
  .hero-layout { grid-template-columns: 1fr; }
  .schematic { max-width: 340px; margin: 0 auto; }
}

/* ============================================================
   STAT BAND
   ============================================================ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.stat {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(1.6rem, 3vw, 2.6rem) clamp(1.2rem, 2vw, 1.8rem);
  background: var(--bg);
  position: relative;
}
.stat .num {
  font-family: "Archivo", sans-serif;
  font-weight: 800;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1;
  color: var(--text);
  letter-spacing: -0.03em;
}
.stat .num .suffix { color: var(--amber); }
.stat .label {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-top: 0.7rem;
}
@media (max-width: 820px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ============================================================
   CARD GRIDS
   ============================================================ */
.grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid--3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .grid--3, .grid--2 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg);
  padding: clamp(1.5rem, 3vw, 2.3rem);
  position: relative;
  transition: background .2s var(--ease);
}
.card:hover { background: var(--panel); }
.card .idx {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  color: var(--amber);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 1rem;
}
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.95rem; margin-bottom: 0; }
.card .ico { color: var(--amber); margin-bottom: 1.1rem; }
.card .ico svg { width: 34px; height: 34px; }

/* feature list inside card */
.card ul.feat {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}
.card ul.feat li {
  font-size: 0.88rem;
  color: var(--text-dim);
  padding: 0.45rem 0 0.45rem 1.1rem;
  border-top: 1px solid var(--line);
  position: relative;
}
.card ul.feat li::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--amber);
  font-family: "Space Mono", monospace;
}

/* ---- Expression systems strip ---- */
.hosts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.host {
  background: var(--bg);
  padding: clamp(1.3rem, 2.5vw, 2rem);
}
.host .sci { font-style: italic; color: var(--amber); font-family: "Archivo"; font-weight: 700; font-size: 1.15rem; }
.host .kind { font-family: "Space Mono", monospace; font-size: 0.68rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-mute); margin-top: 0.3rem; }
.host p { font-size: 0.88rem; margin: 0.8rem 0 0; }
@media (max-width: 820px) { .hosts { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .hosts { grid-template-columns: 1fr; } }

/* ============================================================
   PROCESS / LIFECYCLE
   ============================================================ */
.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--line);
  position: relative;
}
.flow-step {
  padding: clamp(1.3rem, 2.5vw, 2rem) clamp(1rem, 2vw, 1.5rem);
  border-right: 1px solid var(--line);
  position: relative;
}
.flow-step:last-child { border-right: 0; }
.flow-step .ph {
  font-family: "Space Mono", monospace;
  font-size: 0.7rem;
  color: var(--amber);
  letter-spacing: 0.12em;
}
.flow-step h4 { font-size: 1.05rem; margin: 0.7rem 0 0.5rem; }
.flow-step p { font-size: 0.85rem; margin: 0; }
.flow-bar {
  height: 4px;
  background: var(--line);
  margin-top: 1.2rem;
  overflow: hidden;
}
.flow-bar i { display: block; height: 100%; background: var(--amber); width: 0; }
@media (max-width: 900px) { .flow { grid-template-columns: 1fr 1fr; }
  .flow-step { border-bottom: 1px solid var(--line); }
}
@media (max-width: 520px) { .flow { grid-template-columns: 1fr; } }

/* ============================================================
   DATASHEET TABLE (services)
   ============================================================ */
.datasheet {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  font-size: 0.92rem;
}
.datasheet caption {
  text-align: left;
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-mute);
  padding-bottom: 0.8rem;
}
.datasheet th, .datasheet td {
  text-align: left;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.datasheet thead th {
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--bg-2);
}
.datasheet td .svc-name { font-family: "Archivo"; font-weight: 700; color: var(--text); }
.datasheet tbody tr:hover { background: var(--panel); }
.datasheet td.scale { font-family: "Space Mono", monospace; color: var(--steel-2); white-space: nowrap; }
@media (max-width: 720px) {
  .datasheet, .datasheet thead, .datasheet tbody, .datasheet th, .datasheet td, .datasheet tr { display: block; }
  .datasheet thead { display: none; }
  .datasheet tr { border-bottom: 2px solid var(--line-2); padding: 0.5rem 0; }
  .datasheet td { border: 0; padding: 0.3rem 1.1rem; }
  .datasheet td::before { content: attr(data-l); font-family: "Space Mono", monospace; font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--amber); display: block; margin-bottom: 0.2rem; }
}

/* ============================================================
   TEAM
   ============================================================ */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 900px) { .team-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .team-grid { grid-template-columns: 1fr; } }
.member { background: var(--bg); padding: clamp(1.5rem, 3vw, 2.2rem); }
.avatar {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: var(--panel-2);
  border: 1px solid var(--line-2);
  font-family: "Archivo"; font-weight: 800; font-size: 1.4rem;
  color: var(--amber);
  letter-spacing: 0.02em;
  margin-bottom: 1.2rem;
}
.member h3 { font-size: 1.25rem; margin-bottom: 0.2rem; }
.member .role { font-family: "Space Mono", monospace; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--steel-2); margin-bottom: 0.9rem; }
.member p { font-size: 0.9rem; margin: 0; }

/* ============================================================
   CAREERS / JOBS
   ============================================================ */
.jobs { border: 1px solid var(--line); }
.job {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem 2rem;
  align-items: center;
  padding: clamp(1.3rem, 3vw, 1.8rem) clamp(1.2rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.job:last-child { border-bottom: 0; }
.job:hover { background: var(--panel); }
.job h3 { margin: 0 0 0.3rem; }
.job .meta { font-family: "Space Mono", monospace; font-size: 0.72rem; letter-spacing: 0.06em; color: var(--text-mute); text-transform: uppercase; display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; }
.job p { font-size: 0.9rem; margin: 0.6rem 0 0; max-width: 60ch; }
@media (max-width: 620px) { .job { grid-template-columns: 1fr; } }

.values { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }
.value { background: var(--bg); padding: clamp(1.5rem,3vw,2.2rem); }
.value .ico { color: var(--amber); margin-bottom: 1rem; }
.value h3 { font-size: 1.15rem; }
.value p { font-size: 0.9rem; margin: 0; }

/* ============================================================
   NEWS
   ============================================================ */
.news-list { border-top: 1px solid var(--line); }
.news-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: clamp(1.6rem, 3vw, 2.4rem) 0;
  border-bottom: 1px solid var(--line);
}
.news-item .date { font-family: "Space Mono", monospace; font-size: 0.78rem; color: var(--amber); letter-spacing: 0.05em; }
.news-item .cat { font-family: "Space Mono", monospace; font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mute); margin-top: 0.4rem; }
.news-item h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.news-item p { margin: 0; font-size: 0.95rem; }
.news-item .readmore { font-family: "Space Mono", monospace; font-size: 0.74rem; color: var(--amber); letter-spacing: 0.06em; margin-top: 0.8rem; display: inline-block; }
@media (max-width: 640px) { .news-item { grid-template-columns: 1fr; gap: 0.6rem; } }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); }
@media (max-width: 860px) { .contact-layout { grid-template-columns: 1fr; } }

.field { margin-bottom: 1.3rem; }
.field label {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  color: var(--text);
  font-family: "Inter Tight", sans-serif;
  font-size: 1rem;
  padding: 0.8rem 0.9rem;
  border-radius: 0;
  transition: border-color .15s, box-shadow .15s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 1px var(--amber);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-mute); }

.contact-block { border: 1px solid var(--line); }
.contact-row { padding: 1.2rem clamp(1.2rem,3vw,1.6rem); border-bottom: 1px solid var(--line); }
.contact-row:last-child { border-bottom: 0; }
.contact-row .k { font-family: "Space Mono", monospace; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 0.35rem; }
.contact-row .v { color: var(--text); font-size: 1rem; }
.contact-row .v a:hover { color: var(--amber); }

.form-note { font-family: "Space Mono", monospace; font-size: 0.72rem; color: var(--text-mute); margin-top: 1rem; }
.form-status { font-family: "Space Mono", monospace; font-size: 0.8rem; color: var(--amber); margin-top: 1rem; min-height: 1.2em; }

/* ============================================================
   CTA BAND
   ============================================================ */
.cta {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, var(--bg-2), var(--bg));
  position: relative;
  overflow: hidden;
}
.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 100%;
  opacity: 0.25;
  pointer-events: none;
}
.cta .wrap { position: relative; z-index: 1; }
.cta-inner { display: grid; grid-template-columns: 1.4fr auto; gap: 2rem; align-items: center; }
@media (max-width: 760px) { .cta-inner { grid-template-columns: 1fr; } }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #0A0A09;
  border-top: 1px solid var(--line);
  padding: clamp(2.5rem, 5vw, 4rem) 0 2rem;
}
.foot-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; }
@media (max-width: 820px) { .foot-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .foot-top { grid-template-columns: 1fr; } }
.foot-col h4 { font-family: "Space Mono", monospace; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 1rem; font-weight: 400; }
.foot-col ul { list-style: none; margin: 0; padding: 0; }
.foot-col li { margin-bottom: 0.6rem; }
.foot-col a { color: var(--text-dim); font-size: 0.92rem; }
.foot-col a:hover { color: var(--amber); }
.foot-brand p { font-size: 0.92rem; max-width: 38ch; margin-top: 1rem; }
.foot-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  margin-top: clamp(2rem, 4vw, 3rem); padding-top: 1.5rem; border-top: 1px solid var(--line);
  font-family: "Space Mono", monospace; font-size: 0.72rem; color: var(--text-mute); letter-spacing: 0.04em;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }

/* page intro band */
.page-hero {
  border-bottom: 1px solid var(--line);
  padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 100%;
  opacity: 0.2;
}
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero .crumbs { font-family: "Space Mono", monospace; font-size: 0.72rem; color: var(--text-mute); letter-spacing: 0.08em; margin-bottom: 1.2rem; }
.page-hero .crumbs a:hover { color: var(--amber); }

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

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .btn:hover { transform: none; }
}

/* skip link */
.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--amber); color: #0E0E0C; padding: 0.6rem 1rem;
  font-family: "Space Mono", monospace; font-size: 0.8rem; z-index: 200;
}
.skip:focus { left: 0; }

/* misc utility */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,4rem); align-items: start; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }
.tag-list span { font-family: "Space Mono", monospace; font-size: 0.7rem; letter-spacing: 0.06em; color: var(--text-dim); border: 1px solid var(--line-2); padding: 0.35rem 0.7rem; }