/* SciStax teaser site
   Palette matches the existing SciStax homepage. Headlines use Source Serif 4;
   body and UI use Instrument Sans.

   LOGO — single swap point. Replace these files and keep the names
   (when /workspace/scistax/logo/final/ lands, copy the matching lockups over):
     assets/img/logo-lockup-color.svg      (light / parchment backgrounds)
     assets/img/logo-lockup-reversed.svg   (dark / forest backgrounds)
     assets/img/logo-mark-color.svg        (mark only, color)
     assets/img/logo-mark-reversed.svg     (mark only, reversed)
     assets/img/favicon.svg, favicon-32.png, favicon-64.png, apple-touch-icon.png, og-image.png
*/

@font-face {
  font-family: "Source Serif 4";
  src: url("../fonts/SourceSerif4-Variable.ttf") format("truetype");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #F3EDE3;
  --paper-2: #E8E0D2;
  --paper-3: #DDD4C4;
  --foam: #FBF7F0;
  --ink: #15211C;
  --ink-2: #3A4742;
  --ink-3: #5C6A64;
  --ink-4: #7A857F;
  --teal: #1E6A56;
  --teal-2: #2A8068;
  --teal-deep: #154C3E;
  --mist: #D4E3D9;
  --mist-2: #C3D6CA;
  --copper: #C4622D;
  --copper-deep: #9A4A1E;
  --copper-soft: #E8C4A8;
  --dark: #0F1A16;
  --dark-2: #16241E;
  --dark-3: #1E3028;
  --line: rgba(21, 33, 28, 0.12);
  --line-strong: rgba(21, 33, 28, 0.2);
  --line-light: rgba(243, 237, 227, 0.16);
  --danger: #8A3B28;
  --shadow: 0 24px 60px rgba(15, 26, 22, 0.18);
  --shadow-soft: 0 10px 30px rgba(15, 26, 22, 0.08);
  --radius: 22px;
  --radius-sm: 12px;
  --nav-h: 72px;
  --font-display: "Source Serif 4", "Source Serif Pro", Palatino, Georgia, serif;
  --font-sans: "Instrument Sans", "Geist", "Inter", ui-sans-serif, system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --content: 1160px;
  --content-wide: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  font-synthesis-weight: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
a { color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--teal); color: var(--foam); }

.skip {
  position: absolute;
  left: 16px;
  top: -80px;
  background: var(--foam);
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 1000;
}
.skip:focus-visible { top: 16px; }

/* ---------- typography ---------- */
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper-soft);
}
h1, .display {
  font-family: var(--font-display);
  font-weight: 600;
  font-variation-settings: "opsz" 60, "wght" 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  text-wrap: balance;
}
section[id], #top {
  scroll-margin-top: calc(var(--nav-h) + 16px);
}
h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-variation-settings: "opsz" 36, "wght" 600;
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  letter-spacing: -0.02em;
  line-height: 1.12;
  text-wrap: balance;
}
h3 {
  font-family: var(--font-display);
  font-weight: 550;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.lede {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 38rem;
}
.muted { color: var(--ink-3); }
.small { font-size: 0.84rem; line-height: 1.5; }

/* ---------- layout ---------- */
.wrap {
  width: min(var(--content), calc(100% - 40px));
  margin-inline: auto;
}
.wrap-wide {
  width: min(var(--content-wide), calc(100% - 40px));
  margin-inline: auto;
}
.section { padding: 88px 0; }
.section-head { max-width: 40rem; margin-bottom: 44px; }
.section-head .lede { margin-top: 14px; }
.section-head .eyebrow { color: var(--teal); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 580;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 2px solid var(--copper); outline-offset: 3px; }
.btn-primary {
  background: var(--foam);
  color: var(--ink);
  box-shadow: 0 1px 0 rgba(255,255,255,0.4) inset, 0 8px 20px rgba(0,0,0,0.18);
}
.btn-primary:hover { background: #fff; }
.btn-ink {
  background: var(--ink);
  color: var(--foam);
  box-shadow: 0 8px 20px rgba(21, 33, 28, 0.16);
}
.btn-ink:hover { background: #0c1613; }
.btn-teal {
  background: var(--teal);
  color: var(--foam);
  box-shadow: 0 8px 20px rgba(30, 106, 86, 0.22);
}
.btn-teal:hover { background: var(--teal-deep); }
.btn-ghost {
  color: var(--foam);
  border: 1px solid rgba(243, 237, 227, 0.28);
  background: transparent;
}
.btn-ghost:hover { background: rgba(243, 237, 227, 0.08); border-color: rgba(243, 237, 227, 0.5); }
.btn-ghost-ink {
  color: var(--ink);
  border: 1px solid var(--line-strong);
  background: transparent;
}
.btn-ghost-ink:hover { background: rgba(21,33,28,0.04); }
.btn-sm { padding: 8px 14px; font-size: 0.86rem; }

/* ---------- nav / logo ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 80;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
  background: rgba(15, 26, 22, 0.72);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid transparent;
  color: var(--foam);
}
.nav.is-light {
  background: rgba(243, 237, 227, 0.88);
  border-bottom-color: var(--line);
  color: var(--ink);
  backdrop-filter: blur(16px) saturate(1.1);
}
.nav-inner {
  width: min(var(--content-wide), calc(100% - 40px));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex: none;
}
.logo:focus-visible { outline: 2px solid var(--copper); outline-offset: 4px; border-radius: 6px; }
.logo-lockup {
  height: 34px;
  width: auto;
  max-width: 168px;
}
.logo-lockup-light { display: none; }
.nav.is-light .logo-lockup-dark { display: none; }
.nav.is-light .logo-lockup-light { display: block; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  text-decoration: none;
  padding: 8px 12px;
  font-size: 0.92rem;
  font-weight: 500;
  color: inherit;
  opacity: 0.82;
  border-radius: 999px;
  transition: opacity 0.2s, background 0.2s;
}
.nav-links a:hover { opacity: 1; background: rgba(255,255,255,0.08); }
.nav.is-light .nav-links a:hover { background: rgba(21,33,28,0.06); }
.nav .btn-primary { padding: 9px 16px; font-size: 0.9rem; }
.nav.is-light .btn-primary { background: var(--ink); color: var(--foam); }
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line-light);
  align-items: center;
  justify-content: center;
  color: inherit;
}
.nav.is-light .nav-toggle { border-color: var(--line-strong); }
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block; width: 18px; height: 1.5px; background: currentColor; position: relative;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}
.nav-toggle span::before,
.nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }
.nav-mobile-cta { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--dark);
  color: var(--foam);
  overflow: hidden;
  padding: 48px 0 88px;
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
}
.hero::before, .hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}
.hero::before {
  width: 520px; height: 520px;
  background: rgba(30, 106, 86, 0.45);
  top: -160px; right: 12%;
  animation: drift 18s ease-in-out infinite alternate;
}
.hero::after {
  width: 380px; height: 380px;
  background: rgba(196, 98, 45, 0.18);
  bottom: -120px; left: 8%;
  animation: drift 22s ease-in-out infinite alternate-reverse;
}
@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, 24px) scale(1.08); }
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.85fr);
  gap: 64px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.6rem, 5.2vw, 4.6rem);
  color: var(--foam);
  margin: 14px 0 18px;
}
.hero h1 em {
  font-style: italic;
  font-weight: 500;
  font-variation-settings: "opsz" 60, "wght" 500;
  color: var(--copper-soft);
}
.hero .lede { color: rgba(243, 237, 227, 0.78); max-width: 36rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 22px 0 18px; }
.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  color: rgba(243, 237, 227, 0.55);
  font-size: 0.8rem;
  font-weight: 500;
}
.trust span { display: inline-flex; align-items: center; gap: 8px; }
.trust span + span::before {
  content: "";
  width: 4px; height: 4px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.7;
  margin-right: 2px;
}

/* Waitlist card (hero) */
.waitlist-card {
  background: linear-gradient(180deg, #FBF7F0 0%, #F3EDE3 100%);
  color: var(--ink);
  border-radius: 26px;
  box-shadow: var(--shadow), 0 0 0 1px rgba(255,255,255,0.4) inset;
  padding: 28px 26px 24px;
  position: relative;
}
.waitlist-card .kicker {
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.waitlist-card h2 {
  font-size: 1.7rem;
  margin: 4px 0 8px;
  font-variation-settings: "opsz" 24, "wght" 600;
  color: var(--ink);
}
.waitlist-card > p { color: var(--ink-2); font-size: 0.95rem; margin-bottom: 16px; }

.waitlist-form { display: flex; flex-direction: column; gap: 10px; }
.email-row { display: flex; gap: 8px; flex-wrap: wrap; }
.email-row label.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.email-row input[type="email"] {
  flex: 1;
  min-width: 180px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 12px 16px;
  background: var(--foam);
}
.email-row input[type="email"]:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
}
.form-note { font-size: 0.78rem; color: var(--ink-3); margin-top: 2px; }
.form-status {
  font-size: 0.9rem;
  line-height: 1.45;
  border-radius: 12px;
  padding: 10px 12px;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-ok {
  background: var(--mist);
  color: var(--teal-deep);
}
.form-status.is-warn {
  background: #EEE6D4;
  color: var(--ink-2);
}
.form-status.is-error {
  background: #F3E2D8;
  color: var(--danger);
}
.hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
}
noscript.form-fallback {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-2);
  margin-top: 8px;
}

/* ---------- problem ---------- */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.problem-card {
  background: var(--foam);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px 22px 24px;
  box-shadow: var(--shadow-soft);
}
.problem-card .num {
  font-family: var(--font-display);
  font-style: italic;
  font-variation-settings: "opsz" 18, "wght" 500;
  color: var(--copper);
  font-size: 1.35rem;
  margin-bottom: 10px;
}
.problem-card h3 { margin-bottom: 8px; font-size: 1.4rem; }
.problem-card p { color: var(--ink-2); font-size: 0.98rem; }

/* ---------- approach (dark band) ---------- */
.band-dark {
  background: var(--dark);
  color: var(--foam);
  position: relative;
  overflow: hidden;
}
.band-dark::before {
  content: "";
  position: absolute;
  width: 480px; height: 480px;
  right: -80px; top: -120px;
  background: radial-gradient(circle, rgba(30,106,86,0.35), transparent 65%);
  pointer-events: none;
}
.band-dark .section-head .eyebrow { color: var(--copper-soft); }
.band-dark .lede { color: rgba(243, 237, 227, 0.78); }
.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  position: relative;
}
.principle {
  background: rgba(243, 237, 227, 0.05);
  border: 1px solid var(--line-light);
  border-radius: 18px;
  padding: 26px 22px 24px;
  backdrop-filter: blur(8px);
}
.principle .num {
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--copper-soft);
  font-weight: 600;
  margin-bottom: 12px;
}
.principle h3 { font-size: 1.35rem; margin-bottom: 10px; color: var(--foam); }
.principle p { color: rgba(243, 237, 227, 0.72); font-size: 0.98rem; }

/* ---------- coming ---------- */
.coming-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.coming-card {
  background: var(--foam);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.coming-card .num {
  font-family: var(--font-display);
  font-style: italic;
  font-variation-settings: "opsz" 18, "wght" 500;
  color: var(--copper);
  font-size: 1.35rem;
  margin-bottom: 4px;
}
.coming-card h3 { font-size: 1.35rem; }
.coming-card p { color: var(--ink-2); font-size: 0.98rem; }

/* ---------- about ---------- */
.about-split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: start;
}
.founder-note {
  background: var(--foam);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 36px 36px 32px;
  box-shadow: var(--shadow-soft);
  position: relative;
}
.founder-note p {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  font-weight: 400;
  font-variation-settings: "opsz" 24, "wght" 400;
  letter-spacing: -0.015em;
  line-height: 1.45;
  color: var(--ink);
}
.founder-note p + p { margin-top: 1.1em; }
.founder-sign {
  margin-top: 28px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-2);
}
.founder-sign strong {
  display: block;
  color: var(--ink);
  font-weight: 620;
  letter-spacing: -0.01em;
}
.about-aside .lede { margin-top: 12px; }

/* ---------- list band ---------- */
.list-band .wrap {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.7fr);
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.list-band h2 { color: var(--foam); }
.list-band .waitlist-card h2 { color: var(--ink); }
.list-band .lede { color: rgba(243, 237, 227, 0.78); }
.list-band .waitlist-card { margin: 0; }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--line-strong); }
.faq-item button {
  width: 100%;
  text-align: left;
  padding: 18px 36px 18px 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  position: relative;
  color: var(--ink);
}
.faq-item button:focus-visible { outline: 2px solid var(--copper); outline-offset: 3px; }
.faq-item button::after {
  content: "";
  position: absolute;
  right: 4px; top: 50%;
  width: 12px; height: 12px;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.25s var(--ease);
}
.faq-item button[aria-expanded="true"]::after {
  transform: translateY(-30%) rotate(225deg);
}
.faq-item .faq-panel {
  display: none;
  padding: 0 0 18px;
  color: var(--ink-2);
  font-size: 0.98rem;
  max-width: 62ch;
}
.faq-item button[aria-expanded="true"] + .faq-panel { display: block; }

/* ---------- footer ---------- */
.footer {
  background: var(--dark);
  color: rgba(243, 237, 227, 0.78);
  padding: 64px 0 36px;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.footer .logo { color: var(--foam); margin-bottom: 12px; }
.footer-blurb { max-width: 28ch; color: rgba(243, 237, 227, 0.7); }
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper-soft);
  margin-bottom: 12px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  text-decoration: none;
  padding: 4px 0;
  color: rgba(243, 237, 227, 0.78);
}
.footer-col a:hover { color: var(--foam); }
.footer-col a:focus-visible { outline: 2px solid var(--copper); outline-offset: 2px; }
.legal {
  border-top: 1px solid var(--line-light);
  padding-top: 22px;
  font-size: 0.78rem;
  color: rgba(243, 237, 227, 0.58);
  line-height: 1.6;
}
.legal p + p { margin-top: 10px; }
.legal strong { color: var(--foam); font-weight: 620; }

/* ---------- legal pages ---------- */
.page-header {
  background: var(--dark);
  color: var(--foam);
  padding: 48px 0 56px;
}
.page-header .eyebrow { color: var(--copper-soft); }
.page-header h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin: 8px 0 10px;
  color: var(--foam);
}
.page-header p { color: rgba(243, 237, 227, 0.7); max-width: 40rem; }
.legal-body {
  padding: 64px 0 88px;
}
.legal-body .prose {
  max-width: 42rem;
}
.legal-body h2 {
  font-size: 1.7rem;
  margin: 2.2em 0 0.5em;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body h3 {
  font-size: 1.15rem;
  margin: 1.6em 0 0.4em;
}
.legal-body p, .legal-body li {
  color: var(--ink-2);
  font-size: 1.02rem;
  line-height: 1.65;
}
.legal-body p + p { margin-top: 0.9em; }
.legal-body ul {
  list-style: disc;
  padding-left: 1.2em;
  margin: 0.6em 0 1em;
}
.legal-body li { margin: 0.3em 0; }
.legal-body a { color: var(--teal-deep); text-decoration: underline; text-underline-offset: 3px; }
.legal-body a:hover { color: var(--teal); }
.updated { font-size: 0.84rem; color: var(--ink-3); margin-bottom: 2em; }

/* Legal pages use a solid dark nav (no hero to observe) */
body.is-legal .nav {
  background: var(--dark);
  position: sticky;
  border-bottom-color: var(--line-light);
}

/* ---------- reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: reveal 0.8s var(--ease) forwards;
  animation-play-state: paused;
}
.reveal.in { animation-play-state: running; }
@keyframes reveal {
  to { opacity: 1; transform: none; }
}
.d1 { animation-delay: 0.08s; }
.d2 { animation-delay: 0.16s; }
.d3 { animation-delay: 0.24s; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero-grid,
  .problem-grid,
  .principle-grid,
  .coming-grid,
  .about-split,
  .list-band .wrap,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero { padding: 24px 0 64px; }
  .hero-grid { gap: 36px; }
  .about-split { gap: 28px; }
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; order: 3; margin-left: 8px; }
  .nav-cta { order: 2; margin-left: auto; }
  .nav.is-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--dark);
    color: var(--foam);
    padding: 16px 20px 32px;
    min-height: calc(100dvh - var(--nav-h));
    border-bottom: 1px solid var(--line-light);
    box-shadow: 0 24px 40px rgba(0,0,0,0.25);
    align-items: stretch;
    gap: 4px;
  }
  .nav.is-open.is-light .nav-links { background: var(--paper); color: var(--ink); }
  .nav.is-open .nav-links a { padding: 12px 10px; opacity: 1; }
  .nav.is-open .nav-cta { display: none; }
  .nav-mobile-cta { display: none; }
  .nav.is-open .nav-mobile-cta {
    display: block;
    margin-top: 16px;
    text-align: center;
    background: var(--foam);
    color: var(--ink);
    opacity: 1;
    font-weight: 600;
  }
  .nav.is-open.is-light .nav-mobile-cta {
    background: var(--ink);
    color: var(--foam);
  }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .wrap, .wrap-wide, .nav-inner { width: calc(100% - 28px); }
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: 0; padding: 28px 0 56px; }
  .hero h1 { font-size: 2.45rem; }
  .waitlist-card, .founder-note { padding: 22px 18px 20px; border-radius: 20px; }
  .email-row { flex-direction: column; }
  .email-row .btn { width: 100%; }
  .logo-lockup { height: 30px; }
  .nav-cta { display: none; }
  .trust { flex-direction: column; gap: 4px; }
  .trust span + span::before { display: none; }
}
@media print {
  .reveal { opacity: 1; transform: none; animation: none; }
  .nav { position: static; background: var(--dark); }
  .nav-toggle, .hero-actions, .waitlist-card, .list-band { break-inside: avoid; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; animation: none; }
  .hero::before, .hero::after { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}