/* ─────────── Quarium · design system ────────────────────────────────────────
   Dark, luxurious, editorial. Brand gradient (blue → purple) used sparingly
   as the recurring spatial element.
   ─────────────────────────────────────────────────────────────────────────── */

:root {
  /* surfaces */
  --bg:        #08090f;        /* deep navy-black */
  --bg-elev:   #11131f;
  --bg-card:   #161829;
  --bg-card-2: #1a1d33;
  --line:      #232744;
  --line-soft: #1a1d33;

  /* type */
  --text:      #e6e8f0;
  --text-dim:  #a8acbe;
  --text-mute: #6e7290;

  /* brand */
  --brand-blue:   #1668dc;
  --brand-blue-2: #3a8aff;
  --brand-purple: #8e2cb4;
  --brand-purple-2: #b94dd9;

  --gradient: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-purple) 100%);
  --gradient-soft: linear-gradient(135deg, rgba(22, 104, 220, 0.15) 0%, rgba(142, 44, 180, 0.12) 100%);
  --gradient-glow: radial-gradient(ellipse 80% 60% at 50% 0%,
                     rgba(22, 104, 220, 0.18) 0%,
                     rgba(142, 44, 180, 0.10) 30%,
                     transparent 60%);

  /* fonts */
  --font-display: "Geist", "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* layout */
  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 18px;
  --max-w:     1280px;
  --gutter:    clamp(1.25rem, 4vw, 2.75rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  background-image: var(--gradient-glow);
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-size: 100% 1400px;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color 200ms ease, opacity 200ms ease; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ─────────── Typography ─────────── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: #fff;
}
.display     { font-size: clamp(3rem, 8.5vw, 6.5rem); font-weight: 600; letter-spacing: -0.045em; line-height: 1; }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 600; letter-spacing: -0.04em; }
h2 { font-size: clamp(1.875rem, 3.6vw, 2.875rem); font-weight: 600; letter-spacing: -0.035em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 500; letter-spacing: -0.02em; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-dim);
}
.eyebrow::before {
  content: ""; width: 1.75rem; height: 1px;
  background: var(--gradient); opacity: 0.9;
}
.eyebrow.center { justify-content: center; }

p { color: var(--text-dim); }
.lead { font-size: 1.125rem; color: var(--text); max-width: 62ch; line-height: 1.65; }

em { font-style: italic; color: var(--text); }

.brand-text {
  background: var(--gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; display: inline;
}

/* ─────────── Layout primitives ─────────── */

.container { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--gutter); }
.container-narrow { max-width: 980px; margin-inline: auto; padding-inline: var(--gutter); }

section.section { padding-block: clamp(5rem, 10vw, 9rem); position: relative; }

hr.divider {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
  margin-block: 0;
}

/* ─────────── Header ─────────── */

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1.1rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  transition: backdrop-filter 200ms ease, background 200ms ease, border-color 200ms ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(8, 9, 15, 0.75);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom-color: var(--line);
}

.brand-mark {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.05rem; letter-spacing: -0.02em;
  color: #fff;
}
.brand-mark .logo {
  width: 28px; height: 28px;
  background: var(--gradient); border-radius: 6px;
  position: relative;
  box-shadow: 0 0 18px rgba(124, 45, 156, 0.35);
}
.brand-mark .logo::after {
  content: ""; position: absolute;
  top: 28%; left: 28%; width: 44%; height: 44%;
  background: var(--bg);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.brand-mark .name { letter-spacing: -0.01em; }
.brand-mark .logo-img {
  width: 42px; height: 42px; object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(124, 45, 156, 0.4));
}
.site-footer .brand-mark .logo-img { width: 38px; height: 38px; }

.site-header nav ul {
  list-style: none; display: flex; gap: 2.25rem; align-items: center;
}
.site-header nav a {
  font-size: 0.85rem; font-weight: 450; color: var(--text-dim);
  letter-spacing: 0.005em;
}
.site-header nav a:hover, .site-header nav a.active { color: #fff; }

.btn-pill-cta {
  background: var(--gradient); color: #fff;
  padding: 0.55rem 1.1rem; border-radius: 999px;
  font-size: 0.825rem; font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: transform 200ms ease, box-shadow 200ms ease;
}
.btn-pill-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px -8px rgba(142, 44, 180, 0.5);
}

.nav-toggle {
  display: none; width: 44px; height: 44px;
  align-items: center; justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  width: 22px; height: 1.5px; background: #fff; display: block;
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; right: 0; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after  { top:  7px; }

@media (max-width: 880px) {
  .site-header nav ul { display: none; }
  .nav-toggle { display: flex; }
  .site-header.menu-open nav ul {
    display: flex; flex-direction: column;
    position: fixed; inset: 64px 0 0 0;
    background: rgba(8, 9, 15, 0.97); backdrop-filter: blur(20px);
    padding: 2.5rem var(--gutter); gap: 1.4rem; align-items: flex-start;
  }
  .site-header.menu-open nav a { font-size: 1.5rem; color: #fff; font-family: var(--font-display); }
}

/* ─────────── Buttons ─────────── */

.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 1.5rem; border-radius: 999px;
  font-family: var(--font-body); font-weight: 500; font-size: 0.95rem;
  letter-spacing: 0.005em;
  transition: all 200ms ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--gradient); color: #fff;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px -10px rgba(142, 44, 180, 0.55);
}
.btn-ghost {
  border-color: var(--line); color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}
.btn-ghost:hover {
  border-color: var(--brand-blue-2); color: #fff;
  background: rgba(58, 138, 255, 0.06);
}
.btn .arrow { transition: transform 200ms ease; }
.btn:hover .arrow { transform: translateX(4px); }

.cta-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }

/* ─────────── Hero ─────────── */

.hero {
  min-height: min(95vh, 920px);
  position: relative; overflow: hidden;
  display: grid; align-items: center;
  padding-block: 8rem 5rem;
}
.hero-mesh {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 50% 50% at 80% 30%, rgba(22, 104, 220, 0.20), transparent 50%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(142, 44, 180, 0.18), transparent 50%);
  pointer-events: none;
}
.hero-grid-lines {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(to right,  rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 60% 70% at 50% 40%, black 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 50% 40%, black 0%, transparent 80%);
  pointer-events: none;
}
.hero-logo {
  position: absolute;
  top: 50%; right: -8%;
  width: clamp(420px, 55vw, 780px);
  height: auto;
  transform: translateY(-50%);
  opacity: 0.07;
  z-index: 0;
  pointer-events: none;
  filter: blur(0.5px);
}
@media (max-width: 880px) {
  .hero-logo {
    right: -25%; top: 40%;
    width: 80vw;
    opacity: 0.05;
  }
}
.hero .container { position: relative; z-index: 1; }
.hero .display {
  max-width: 18ch;
  margin-block: 1.75rem 1.5rem;
}
.hero .lead { max-width: 60ch; margin-bottom: 2.5rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 2.75rem;
}
.hero-meta span {
  padding: 0.45rem 0.95rem; border-radius: 999px;
  border: 1px solid var(--line); color: var(--text-dim);
  font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 500;
}

/* ─────────── Stats band ─────────── */

.stats-band {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.012);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  padding-block: 3rem;
  gap: 1px;
  background: var(--line);
  border-radius: 0;
}
.stat {
  background: var(--bg);
  padding: 1.5rem 1.75rem;
  display: flex; flex-direction: column; gap: 0.3rem;
}
.stat .num {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2.25rem, 3.5vw, 2.75rem);
  letter-spacing: -0.04em; color: #fff;
  line-height: 1;
}
.stat .num .grad {
  background: var(--gradient);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat .label {
  font-size: 0.72rem; letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--text-mute); font-weight: 500;
}
.stat .sub {
  font-size: 0.75rem; color: var(--text-dim);
}

/* ─────────── Sector grid (clients by sector) ───────────────────────────── */

.sector-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem 2.5rem;
  border-top: 1px solid var(--line);
  padding-top: 2.5rem;
}
.sector-block {
  padding-bottom: 0.5rem;
}
.sector-block h4 {
  font-family: var(--font-body);
  font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--brand-blue-2); font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
}
.sector-block ul {
  list-style: none; padding: 0;
}
.sector-block li {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1rem;
  color: var(--text); letter-spacing: -0.015em;
  padding-block: 0.45rem;
  line-height: 1.35;
}
.sector-block li:hover { color: #fff; }

/* ─────────── Trust band (clients) ─────────── */

.trust-band {
  padding-block: 4rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 100% at 50% 50%, rgba(22, 104, 220, 0.04), transparent 70%);
}
.trust-band .label-row {
  display: flex; justify-content: center; margin-bottom: 2rem;
}
.client-marks {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1.25rem 2rem;
  text-align: center;
}
.client-marks > span {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(0.9rem, 1.05vw, 1.05rem);
  color: var(--text-dim); letter-spacing: -0.015em;
  line-height: 1.3;
  transition: color 200ms ease;
}
.client-marks > span:hover { color: #fff; }

/* ─────────── Section head (used widely) ─────────── */

.section-head {
  margin-bottom: 3.5rem;
  display: grid; grid-template-columns: 1fr auto;
  gap: 2rem; align-items: end;
}
.section-head .text { max-width: 60ch; }
.section-head h2 { margin-block: 0.75rem 0.6rem; }
.section-head p { color: var(--text-dim); font-size: 1rem; }
.section-head .meta-link {
  font-family: var(--font-body);
  font-size: 0.85rem; color: var(--text-dim);
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.2rem; white-space: nowrap;
}
.section-head .meta-link:hover { color: #fff; border-color: var(--brand-blue-2); }
@media (max-width: 700px) {
  .section-head { grid-template-columns: 1fr; }
}

/* ─────────── Service cards ─────────── */

.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}
.services-grid.services-grid-2x2 {
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 720px) {
  .services-grid.services-grid-2x2 { grid-template-columns: 1fr; }
}
.service {
  display: flex; flex-direction: column;
  padding: 2.25rem;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 250ms ease, transform 250ms ease, background 250ms ease;
  position: relative; overflow: hidden;
}
.service::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--gradient); opacity: 0; transition: opacity 250ms ease;
}
.service:hover::before { opacity: 1; }
.service:hover {
  border-color: var(--line);
  transform: translateY(-2px);
  background: var(--bg-card-2);
}
.service .num {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-mute); letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}
.service h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.5rem; letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}
.service h3 .hu {
  display: block; font-size: 0.7rem; color: var(--text-mute);
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-top: 0.45rem; font-family: var(--font-body); font-weight: 500;
  font-style: normal;
}
.service p { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 1.5rem; }
.service .stack {
  margin-top: auto; padding-top: 1.25rem; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.service .stack span {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-mute); letter-spacing: 0.05em;
}
.service .stack span::after {
  content: " · "; color: var(--line);
}
.service .stack span:last-child::after { content: ""; }

/* ─────────── Case studies ─────────── */

.cases-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.case {
  display: block;
  padding: 2.25rem;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 250ms ease, transform 250ms ease, background 250ms ease;
}
.case:hover {
  border-color: var(--brand-blue-2);
  transform: translateY(-2px);
}
.case .meta-row {
  display: flex; gap: 0.75rem; margin-bottom: 1.5rem;
  font-family: var(--font-body); font-size: 0.7rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-mute);
  font-weight: 500;
}
.case .sector { color: var(--brand-blue-2); }
.case h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.4rem; line-height: 1.2; letter-spacing: -0.025em;
  margin-bottom: 0.85rem;
}
.case .body { color: var(--text-dim); font-size: 0.95rem; line-height: 1.6; }

/* ─────────── Founders ─────────── */

.founders-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 800px) { .founders-grid { grid-template-columns: 1fr; } }
.founder-solo {
  max-width: 760px;
}

/* ─────────── Specialists ─────────── */
.specialists-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.specialist {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: border-color 250ms ease, transform 250ms ease, background 250ms ease;
  position: relative; overflow: hidden;
}
.specialist::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--gradient); opacity: 0; transition: opacity 250ms ease;
}
.specialist:hover { background: var(--bg-card-2); transform: translateY(-2px); }
.specialist:hover::before { opacity: 1; }
.specialist .role {
  font-family: var(--font-body); font-size: 0.65rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--brand-blue-2); font-weight: 500;
  margin-bottom: 1.25rem;
}
.specialist h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.625rem; letter-spacing: -0.04em;
  margin-bottom: 0.75rem;
  display: flex; align-items: baseline; gap: 0.45rem;
}
.specialist h3 .surname {
  font-family: var(--font-body); font-weight: 400;
  font-size: 0.85rem; color: var(--text-mute); letter-spacing: 0;
}
.specialist p {
  color: var(--text-dim); font-size: 0.9rem; line-height: 1.55;
}
.founder {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.5rem;
}
.founder .role {
  font-family: var(--font-body); font-size: 0.7rem;
  color: var(--brand-blue-2); letter-spacing: 0.18em;
  text-transform: uppercase; font-weight: 500;
  margin-bottom: 0.75rem;
}
.founder h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.875rem; letter-spacing: -0.035em;
  margin-bottom: 1rem;
}
.founder p {
  color: var(--text-dim); font-size: 0.95rem; line-height: 1.65;
  margin-bottom: 0.85rem;
}
.founder p:last-child { margin-bottom: 0; }

/* ─────────── Pull quote ─────────── */

.pull-quote {
  padding: clamp(2.5rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    var(--gradient-soft),
    var(--bg-card);
  position: relative; overflow: hidden;
}
.pull-quote::before {
  content: "\201C"; position: absolute;
  top: -2.5rem; left: 1.5rem;
  font-family: Georgia, serif;        /* keep the quote-mark glyph elegant */
  font-size: 11rem; line-height: 1;
  color: rgba(255, 255, 255, 0.06);
  font-weight: 400;
}
.pull-quote blockquote {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.5rem, 2.4vw, 1.875rem);
  line-height: 1.35; letter-spacing: -0.03em;
  color: #fff; max-width: 50ch; margin: 0 0 1.5rem;
  position: relative; z-index: 1;
}
.pull-quote cite {
  display: block; color: var(--text-dim); font-style: normal;
  font-size: 0.85rem; letter-spacing: 0.05em;
  font-family: var(--font-body); font-weight: 500;
}

/* ─────────── Contact CTA ─────────── */

.contact-block {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 700px) { .contact-block { grid-template-columns: 1fr; } }
.contact-card {
  display: block;
  padding: 2rem 2.25rem;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 200ms ease, background 200ms ease;
}
.contact-card:hover {
  border-color: var(--brand-blue-2);
  background: var(--bg-card-2);
}
.contact-card .label {
  font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute); font-weight: 500;
  margin-bottom: 0.6rem;
}
.contact-card .value {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.5rem; letter-spacing: -0.025em;
  color: #fff;
}

/* ─────────── Footer ─────────── */

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 4rem 2.5rem;
  margin-top: 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; margin-bottom: 3.5rem;
}
.footer-grid.footer-grid-3 { grid-template-columns: 2fr 1fr 1fr; }
@media (max-width: 800px) {
  .footer-grid,
  .footer-grid.footer-grid-3 { grid-template-columns: 1fr 1fr; }
}
.footer-grid .col-brand p {
  font-size: 0.85rem; max-width: 38ch; margin-top: 0.85rem; color: var(--text-dim);
}
.footer-grid h4 {
  font-family: var(--font-body); font-size: 0.7rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 1rem; font-weight: 500;
}
.footer-grid ul { list-style: none; }
.footer-grid ul li { margin-bottom: 0.55rem; }
.footer-grid ul a {
  color: var(--text-dim); font-size: 0.875rem;
}
.footer-grid ul a:hover { color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
  padding-top: 2rem; border-top: 1px solid var(--line);
  font-size: 0.78rem; color: var(--text-mute);
}

/* ─────────── Page header (sub-pages) ─────────── */

.page-head {
  padding-block: 11rem 5rem;
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.page-head::before {
  content: ""; position: absolute; inset: 0;
  background: var(--gradient-glow);
  pointer-events: none;
}
.page-head .container { position: relative; z-index: 1; }
.page-head .lead { max-width: 60ch; margin-top: 1.25rem; color: var(--text-dim); }

/* ─────────── Scroll reveal ─────────── */

.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity 700ms cubic-bezier(0.2, 0.7, 0.2, 1),
              transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}