/* ============================================================
   Petra Consultoria — "Instrument Panel" design system
   Ground: gunmetal/charcoal. Panels: brushed steel.
   Accents: the brand's own navy + orange, nothing else.
   ============================================================ */

:root {
  --bg: #12151a;
  --bg-deep: #0a0c0f;
  --panel: #1c212a;
  --panel-2: #252c36;
  --panel-3: #2e3641;
  --border: #343c47;
  --border-light: #4b5560;

  --navy: #1d4267;
  --navy-2: #2f6294;

  --orange: #f2932e;
  --orange-2: #ffab4d;
  --orange-glow: rgba(242, 147, 46, .5);
  --orange-glow-soft: rgba(242, 147, 46, .22);

  --text: #eef1f4;
  --text-dim: #a7b0ba;
  --text-faint: #6d7680;

  --line: rgba(255, 255, 255, .08);
  --line-strong: rgba(255, 255, 255, .14);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 18px;

  --shadow-plate: 0 1px 0 rgba(255, 255, 255, .04) inset, 0 14px 30px -18px rgba(0, 0, 0, .7);
  --ease: cubic-bezier(.16, 1, .3, 1);

  --font-display: 'Space Grotesk', 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Consolas', monospace;
  --font-body: 'Inter', 'Segoe UI', Roboto, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
ul { margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

::selection { background: var(--orange); color: #1a1206; }

::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--panel-3); border-radius: 8px; border: 3px solid var(--bg-deep); }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }
html { scrollbar-color: var(--panel-3) var(--bg-deep); scrollbar-width: thin; }

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--orange);
  color: #1a1206;
  padding: .75rem 1.25rem;
  z-index: 999;
  font-family: var(--font-mono);
  font-size: .85rem;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Layout ---------- */
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 1.5rem; }
@media (max-width: 640px) { .wrap { padding: 0 1.25rem; } }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.section { padding: clamp(4.5rem, 9vw, 7rem) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.section-head h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); }
.section-lede {
  margin-top: .9rem;
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 62ch;
}

/* ---------- Forge divider (signature transition) ---------- */
.forge-divider {
  position: relative;
  height: 2px;
  max-width: 1240px;
  margin: 0 auto;
  background: var(--border);
  overflow: visible;
}
.forge-divider span {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--orange-2), var(--orange), transparent);
  opacity: 0;
  transform: scaleX(.15);
  transform-origin: center;
}
.forge-divider.struck span {
  animation: strike 1.1s var(--ease) forwards;
}
@keyframes strike {
  0% { opacity: 0; transform: scaleX(.1); filter: drop-shadow(0 0 0 transparent); }
  55% { opacity: 1; transform: scaleX(1.02); filter: drop-shadow(0 0 10px var(--orange-glow)); }
  75% { transform: scaleX(.98); }
  100% { opacity: .55; transform: scaleX(1); filter: drop-shadow(0 0 3px var(--orange-glow-soft)); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .8rem 1.4rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
}
.btn .icon { width: 16px; height: 16px; fill: currentColor; flex: none; }
.btn-large { padding: 1rem 1.75rem; font-size: .82rem; }
.btn-signal {
  background: var(--orange);
  color: #1a1206;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .18) inset, 0 10px 22px -10px var(--orange-glow);
}
.btn-signal:hover { background: var(--orange-2); box-shadow: 0 0 0 1px rgba(0, 0, 0, .18) inset, 0 0 26px 2px var(--orange-glow); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--orange); color: var(--orange-2); }
.icon-chevron { width: 14px; height: 14px; transition: transform .25s var(--ease); }
.btn-outline:hover .icon-chevron { transform: translateY(2px); }

/* ---------- Header ---------- */
.panel-strip {
  height: 3px;
  background: linear-gradient(90deg, var(--navy) 0%, var(--navy-2) 35%, var(--orange) 100%);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(15, 18, 22, .86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: .85rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.brand { text-decoration: none; }
.brand-plate {
  display: inline-flex;
  align-items: center;
  background: #eef0f1;
  border-radius: 6px;
  padding: 5px 10px;
  box-shadow: var(--shadow-plate);
}
.brand-plate img { height: 34px; width: auto; }

.main-nav { display: flex; gap: 1.9rem; margin-left: .5rem; }
.main-nav a {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-dim);
  position: relative;
  padding-bottom: 4px;
  transition: color .2s var(--ease);
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease);
}
.main-nav a:hover, .main-nav a.active { color: var(--text); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 1rem; margin-left: auto; }

/* language rocker switch */
.lang-switch { flex: none; }
.lang-switch-track {
  position: relative;
  width: 64px;
  height: 30px;
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: 999px;
  display: flex;
  align-items: center;
}
.lang-switch-thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 28px; height: 24px;
  background: var(--orange);
  border-radius: 999px;
  box-shadow: 0 0 10px var(--orange-glow);
  transition: transform .35s var(--ease);
  z-index: 0;
}
.lang-switch[data-lang="en"] .lang-switch-thumb { transform: translateX(30px); }
.lang-opt {
  position: relative;
  z-index: 1;
  width: 50%;
  text-align: center;
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .04em;
  color: var(--text-faint);
  transition: color .3s var(--ease);
}
.lang-switch[data-lang="pt"] .lang-opt-pt { color: #1a1206; }
.lang-switch[data-lang="en"] .lang-opt-en { color: #1a1206; }

.btn-header { display: inline-flex; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 36px;
  flex: none;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text-dim); transition: transform .25s var(--ease), opacity .25s var(--ease), background .25s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--orange); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--orange); }

.mobile-nav {
  display: none;
  grid-template-rows: 0fr;
  transition: grid-template-rows .35s var(--ease);
}
.mobile-nav-inner {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding: 0 1.5rem;
}
.mobile-nav a {
  padding: .8rem .2rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-dim);
}
.mobile-nav .btn { margin-top: .9rem; justify-content: center; }
.mobile-nav.open { grid-template-rows: 1fr; }
.mobile-nav.open .mobile-nav-inner { padding-bottom: 1.25rem; }

@media (max-width: 900px) {
  .main-nav, .btn-header { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { display: grid; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(5rem, 12vw, 8rem) 0 clamp(3.5rem, 7vw, 5rem);
  background:
    radial-gradient(ellipse 900px 500px at 20% -10%, rgba(29, 66, 103, .4), transparent 60%),
    radial-gradient(ellipse 700px 400px at 100% 0%, rgba(242, 147, 46, .08), transparent 55%),
    var(--bg);
  overflow: hidden;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.75rem);
  background: linear-gradient(165deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, 0) 45%);
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-photo { order: -1; }
}
.hero-copy { min-width: 0; }

.hero-photo { position: relative; }
.hero-photo-frame {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: calc(var(--radius-lg) - 2px);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-plate);
  background: var(--panel);
}
@media (max-width: 900px) { .hero-photo-frame { aspect-ratio: 4 / 3; } }
.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  display: block;
  filter: saturate(1.05) contrast(1.02);
}
.hero-photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 13, 17, 0) 55%, rgba(6, 8, 10, .68) 100%),
    linear-gradient(150deg, rgba(29, 66, 103, .22), transparent 45%);
  pointer-events: none;
}
.hero-photo-tag {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 1;
  padding: .45rem .75rem;
  background: rgba(8, 10, 13, .72);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--text);
}
.hero-bolt {
  position: absolute;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #6b7480, #2a2f37 70%);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .4);
}
.hero-bolt-tl { top: 14px; left: 14px; }
.hero-bolt-tr { top: 14px; right: 14px; }
.hero-bolt-bl { bottom: 14px; left: 14px; }
.hero-bolt-br { bottom: 14px; right: 14px; }

.hero-title {
  font-size: clamp(2.15rem, 4.6vw, 3.5rem);
  line-height: 1.1;
  max-width: 19ch;
  color: var(--text);
}
.hero-sub {
  margin-top: 1.5rem;
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
  color: var(--text-dim);
  max-width: 58ch;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.25rem; }

.tube-bank {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-top: clamp(2rem, 4vw, 2.75rem);
  border-top: 1px solid var(--line);
}
.tube { display: flex; flex-direction: column; align-items: flex-start; gap: .65rem; }
.tube-glass {
  display: inline-flex;
  padding: .5rem 1rem;
  border-radius: 8px;
  background: linear-gradient(180deg, #04060a, #0e1319);
  border: 1px solid var(--border);
  box-shadow: inset 0 0 16px rgba(0, 0, 0, .65), inset 0 0 0 1px rgba(255, 255, 255, .02);
}
.tube-digits {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  font-variant-numeric: tabular-nums;
  color: var(--orange-2);
  text-shadow: 0 0 14px var(--orange-glow), 0 0 3px var(--orange-2);
  letter-spacing: .01em;
}
.tube-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--text-dim);
  max-width: 17ch;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}
@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; } }

.plate {
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-plate);
}
.plate-text { padding: clamp(1.75rem, 3.5vw, 2.5rem); max-width: 72ch; }
.plate-text p { color: var(--text-dim); max-width: 68ch; }
.plate-text p + p { margin-top: 1.15rem; }

.plate-id { padding: clamp(1.75rem, 3.5vw, 2.25rem); position: relative; }
.plate-id-head {
  position: relative;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}
.rivet {
  position: absolute;
  top: 6px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #808a96, #2a2f37 70%);
}
.rivet:first-child { left: 0; }
.rivet:nth-child(2) { right: 0; }
.plate-id-role {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--orange-2);
  margin-bottom: .4rem;
}
.plate-id-name { font-size: 1.3rem; color: var(--text); }
.plate-id-list { list-style: none; display: flex; flex-direction: column; gap: .65rem; margin-bottom: 1.25rem; }
.plate-id-list li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--text-dim);
  font-size: .92rem;
  line-height: 1.5;
}
.plate-id-list li::before {
  content: '';
  position: absolute;
  left: 0; top: .5em;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--orange);
  box-shadow: 0 0 6px var(--orange-glow);
}
.plate-id-bio { color: var(--text-dim); font-size: .92rem; line-height: 1.6; }

/* ---------- Services (dial banks) ---------- */
.bank-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 700px) { .bank-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1120px) { .bank-grid { grid-template-columns: repeat(3, 1fr); } .bank-lg { grid-column: span 2; } }

.bank {
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 1.9rem);
  box-shadow: var(--shadow-plate);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.bank:hover { border-color: var(--border-light); }
.bank-head { display: flex; align-items: center; gap: .9rem; margin-bottom: 1.1rem; }
.bank-icon {
  width: 38px; height: 38px;
  flex: none;
  color: var(--text-faint);
  transition: color .3s var(--ease);
}
.bank:hover .bank-icon { color: var(--orange); }
.bank-head h3 { font-size: 1.05rem; line-height: 1.3; }
.bank-list { list-style: none; display: flex; flex-direction: column; gap: .7rem; }
.bank-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--text-dim);
  font-size: .92rem;
  line-height: 1.55;
}
.bank-list li::before {
  content: '';
  position: absolute;
  left: 0; top: .62em;
  width: 6px; height: 2px;
  background: var(--orange);
}

/* ---------- Fieldwork photo cards ---------- */
.field-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 760px) { .field-grid { grid-template-columns: repeat(3, 1fr); } }

.field-card {
  position: relative;
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-plate);
}
.field-card::before {
  content: '';
  position: absolute;
  top: 8px; left: 8px;
  width: 10px; height: 10px;
  border-top: 2px solid var(--orange);
  border-left: 2px solid var(--orange);
  opacity: .85;
  z-index: 1;
}
.field-card-photo { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--bg-deep); }
.field-card-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.02);
  transition: transform .5s var(--ease);
}
.field-card:hover .field-card-photo img { transform: scale(1.035); }
.field-card-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 -1px 0 var(--border);
  background: linear-gradient(0deg, rgba(6, 8, 10, .3), transparent 40%);
  pointer-events: none;
}
.field-card-body { padding: 1.4rem 1.5rem 1.6rem; }
.field-card-body h3 { font-size: 1.02rem; margin-bottom: .5rem; }
.field-card-body p { color: var(--text-dim); font-size: .9rem; line-height: 1.55; }

/* ---------- Quality / HSE ---------- */
.cert-grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 760px) { .cert-grid { grid-template-columns: repeat(3, 1fr); } }
.cert-plate {
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 1.9rem);
  box-shadow: var(--shadow-plate);
}
.cert-plate-seal { width: 40px; height: 40px; color: var(--orange-2); margin-bottom: 1rem; }
.cert-plate h3 { font-size: 1.05rem; margin-bottom: .7rem; }
.cert-plate p { color: var(--text-dim); font-size: .92rem; line-height: 1.6; }
.cert-tag-list {
  list-style: none;
  display: flex;
  gap: .5rem;
  margin-bottom: .9rem;
  flex-wrap: wrap;
}
.cert-tag-list li {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .05em;
  padding: .35rem .65rem;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  color: var(--text-dim);
}

/* ---------- Clients ---------- */
.client-roster { list-style: none; display: flex; flex-wrap: wrap; gap: .75rem; }
.client-roster li { position: relative; }
.client-roster li::before {
  content: '';
  position: absolute;
  top: -3px; left: -3px;
  width: 9px; height: 9px;
  border-top: 2px solid var(--orange);
  border-left: 2px solid var(--orange);
  opacity: .8;
}
.client-roster li span {
  display: inline-flex;
  align-items: center;
  padding: .65rem 1.15rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .03em;
  color: var(--text-dim);
  transition: border-color .25s var(--ease), color .25s var(--ease);
}
.client-roster li:hover span { border-color: var(--orange-2); color: var(--text); }

/* ---------- Contact ---------- */
.contact-panel { max-width: 640px; }
.switch-row {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  padding: 1.1rem 1.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  text-decoration: none;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.switch-row + .switch-row { margin-top: .85rem; }
.switch-row:hover { border-color: var(--orange); background: var(--panel-2); }
.switch-toggle {
  width: 40px; height: 24px;
  border-radius: 999px;
  background: var(--panel-3);
  border: 1px solid var(--border-light);
  position: relative;
  flex: none;
}
.switch-toggle span {
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--text-faint);
  transition: transform .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.switch-row:hover .switch-toggle span {
  background: var(--orange);
  box-shadow: 0 0 10px var(--orange-glow);
  transform: translateX(16px);
}
.switch-body { display: flex; flex-direction: column; gap: .25rem; }
.switch-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.switch-value { font-family: var(--font-display); font-size: 1.05rem; color: var(--text); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-deep); border-top: 1px solid var(--line); }
.footer-inner { padding: 2rem 1.5rem; display: flex; flex-wrap: wrap; gap: .4rem 1.5rem; align-items: baseline; }
.footer-legal, .footer-copy {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--text-faint);
  letter-spacing: .02em;
}
.footer-copy { margin-left: auto; }
@media (max-width: 640px) { .footer-copy { margin-left: 0; } }

/* ---------- Scroll-reveal ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].in-view { opacity: 1; transform: translateY(0); }