/* ============================================================
   INNOVATR, Clinical Editorial Design System
   Fraunces (display serif) · Instrument Sans (body) · Spline Sans Mono (labels)
   ============================================================ */

:root {
  /* Ink & paper */
  --ink: #04090b;
  --ink-2: #081114;
  --ink-3: #0c181c;
  --porcelain: #f5f4ef;
  --paper: #ffffff;

  /* Turquoise system */
  --aqua-200: #a7f8ef;
  --aqua-300: #63efe0;
  --aqua-400: #2be8d5;
  --aqua-500: #16e0cf;
  --aqua-600: #0cbcae;
  --aqua-700: #077069;
  --aqua-800: #0a4f4a;
  --teal-deep: #052e2b;

  /* Text on dark */
  --t-bright: #eef6f4;
  --t-body: #b8c9c5;
  --t-mute: #7e948f;

  /* Text on light */
  --l-ink: #0b1215;
  --l-body: #3d4a48;
  --l-mute: #5d6b68;

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Instrument Sans", -apple-system, "Helvetica Neue", sans-serif;
  --mono: "Spline Sans Mono", "SF Mono", Menlo, monospace;

  --radius: 24px;
  --nav-h: 72px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --section: clamp(6rem, 11vw, 10rem);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 1rem); -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--ink);
  color: var(--t-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; }
::selection { background: var(--aqua-500); color: var(--ink); }

/* ---------- Type ---------- */
h1, h2, h3 { font-family: var(--serif); font-weight: 480; letter-spacing: -0.015em; color: var(--t-bright); }
.on-light h1, .on-light h2, .on-light h3 { color: var(--l-ink); }

.display {
  font-size: clamp(3rem, 8.2vw, 7.25rem);
  line-height: 1.02;
  font-variation-settings: "opsz" 144;
}
.h2 {
  font-size: clamp(2.35rem, 5vw, 4.35rem);
  line-height: 1.06;
  font-variation-settings: "opsz" 100;
}
.h3 { font-size: clamp(1.35rem, 2.2vw, 1.8rem); line-height: 1.2; }

.serif-i {
  font-style: italic;
  font-weight: 420;
  background: linear-gradient(100deg, var(--aqua-300), var(--aqua-500) 55%, var(--aqua-600));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.on-light .serif-i {
  background: linear-gradient(100deg, var(--aqua-600), var(--aqua-700));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede { font-size: clamp(1.1rem, 1.6vw, 1.3rem); line-height: 1.6; max-width: 38em; }
.on-light .lede { color: var(--l-body); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--aqua-500);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.eyebrow::before {
  content: "";
  width: 2rem; height: 1px;
  background: linear-gradient(90deg, var(--aqua-500), transparent);
  flex: none;
}
.on-light .eyebrow { color: var(--aqua-700); }
.on-light .eyebrow::before { background: linear-gradient(90deg, var(--aqua-700), transparent); }

/* ---------- Wordmark ---------- */
.wordmark {
  font-family: var(--serif);
  font-weight: 560;
  font-variation-settings: "opsz" 60;
  letter-spacing: -0.01em;
  color: var(--t-bright);
  display: inline-flex;
  flex-direction: column;
  line-height: 1;
}
.wordmark .dot { color: var(--aqua-500); }
.wordmark .city {
  font-family: var(--mono);
  font-size: 0.5em;
  font-weight: 400;
  letter-spacing: 0.52em;
  text-transform: uppercase;
  color: var(--t-mute);
  margin-top: 0.42em;
  padding-left: 0.14em;
}
.on-light .wordmark { color: var(--l-ink); }
.on-light .wordmark .city { color: var(--l-mute); }

/* ---------- Layout ---------- */
.wrap { max-width: 1240px; margin: 0 auto; padding-inline: var(--pad); }
section { position: relative; }
.section-pad { padding-block: var(--section); }

.on-light { background: var(--porcelain); color: var(--l-body); }

/* Grain overlay for dark sections */
.grain::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled, .nav.nav-solid {
  background: rgba(4, 9, 11, 0.72);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  backdrop-filter: saturate(160%) blur(18px);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}
.nav .wrap {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav .wordmark { font-size: 1.45rem; }
.nav .wordmark .city { display: none; }

.nav-links { display: flex; align-items: center; gap: 2.25rem; list-style: none; }
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--t-body);
  letter-spacing: 0.01em;
  transition: color 0.25s;
  position: relative;
}
.nav-links a:hover, .nav-links a.is-active { color: var(--t-bright); }
.nav-links a.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  border-radius: 2px;
  background: var(--aqua-500);
}

.nav-cta { flex: none; }

/* Mobile menu */
.menu-btn {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  flex-direction: column;
  gap: 5px;
  z-index: 120;
}
.menu-btn span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--t-bright);
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0;
  z-index: 110;
  background: rgba(4, 9, 11, 0.96);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s var(--ease), visibility 0s 0.35s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; pointer-events: auto; transition: opacity 0.35s var(--ease); }
.mobile-menu ul { list-style: none; padding-inline: var(--pad); padding-block: calc(var(--nav-h) + 1rem) 2.5rem; display: grid; gap: 1.25rem; margin-block: auto; }
.mobile-menu a {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 9vw, 3.2rem);
  color: var(--t-bright);
  line-height: 1.15;
}
.mobile-menu a .dot { color: var(--aqua-500); }
.mobile-menu .mono-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--t-mute);
  margin-bottom: 1rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
}
.btn:active { transform: scale(0.97); }
.btn .arr { transition: transform 0.3s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.btn-solid {
  background: var(--aqua-500);
  color: var(--ink);
}
.btn-solid:hover {
  background: var(--aqua-400);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -8px rgba(22, 224, 207, 0.45);
}
.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--t-bright);
}
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}
.on-light .btn-ghost {
  border-color: rgba(11, 18, 21, 0.2);
  color: var(--l-ink);
}
.on-light .btn-ghost:hover { border-color: rgba(11, 18, 21, 0.45); }
.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.88rem; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: calc(var(--nav-h) + 3rem);
  padding-bottom: 6rem;
  overflow: hidden;
  isolation: isolate;
}
.hero-glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.hero-glow.g1 {
  width: 62vw; height: 62vw;
  max-width: 900px; max-height: 900px;
  right: -18vw; top: -22vw;
  background: radial-gradient(circle, rgba(12, 188, 174, 0.28), transparent 65%);
}
.hero-glow.g2 {
  width: 44vw; height: 44vw;
  max-width: 640px; max-height: 640px;
  left: -14vw; bottom: -10vw;
  background: radial-gradient(circle, rgba(8, 126, 118, 0.22), transparent 65%);
}
.hero-grid-lines {
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
}

.hero-kicker {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--t-mute);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 2.2rem;
}
.hero-kicker .pulse-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--aqua-500);
  box-shadow: 0 0 0 0 rgba(22, 224, 207, 0.5);
  animation: pulse 2.4s infinite;
  flex: none;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(22, 224, 207, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(22, 224, 207, 0); }
  100% { box-shadow: 0 0 0 0 rgba(22, 224, 207, 0); }
}

.hero h1 { max-width: 11em; }
.hero .lede { margin-top: 2rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.75rem; }

/* Load-in sequence */
.hero [data-load] {
  opacity: 0;
  transform: translateY(28px);
  animation: rise 1.1s var(--ease) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes rise {
  to { opacity: 1; transform: none; }
}

/* Waveform band */
.waveband {
  position: absolute;
  left: 0; right: 0;
  bottom: 0;
  height: 130px;
  overflow: hidden;
  pointer-events: none;
  mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.waveband svg {
  position: absolute;
  bottom: 18px;
  left: 0;
  width: 200%;
  height: 96px;
  animation: sweep 16s linear infinite;
}
@keyframes sweep {
  to { transform: translateX(-50%); }
}
.waveband path {
  fill: none;
  stroke: var(--aqua-500);
  stroke-width: 1.6;
  opacity: 0.85;
  filter: drop-shadow(0 0 6px rgba(22, 224, 207, 0.55));
}
.waveband .ghost { opacity: 0.16; filter: none; stroke-width: 1; }

/* ---------- Heritage marquee ---------- */
.marquee {
  border-block: 1px solid rgba(255, 255, 255, 0.07);
  background: var(--ink-2);
  overflow: hidden;
  padding-block: 1.15rem;
  position: relative;
}
.marquee.is-paused .marquee-track { animation-play-state: paused; }
.marquee-toggle {
  position: absolute;
  right: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  width: 34px; height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: var(--ink-2);
  color: var(--t-body);
  font-size: 0.62rem;
  z-index: 2;
  transition: border-color 0.25s, color 0.25s;
}
.marquee-toggle:hover { border-color: var(--aqua-500); color: var(--aqua-300); }
.marquee-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: marquee 36s linear infinite;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}
.marquee ul {
  display: flex;
  gap: 3.5rem;
  list-style: none;
  flex: none;
}
.marquee li {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--t-mute);
  display: flex;
  align-items: center;
  gap: 3.5rem;
  white-space: nowrap;
}
.marquee li::after {
  content: "✚" / "";
  color: var(--aqua-600);
  font-size: 0.6rem;
}

/* ---------- Pillars ---------- */
.pillars-head { max-width: 720px; margin-bottom: clamp(3rem, 6vw, 5rem); }
/* Single-product focus card */
.focus-card {
  background: var(--paper);
  border: 1px solid rgba(11, 18, 21, 0.07);
  border-radius: var(--radius);
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.focus-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--aqua-500), var(--aqua-300));
}
.focus-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px -24px rgba(8, 126, 118, 0.35);
}
.focus-card .fc-copy { max-width: 40em; display: grid; gap: 0.8rem; }
.focus-card .num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--aqua-700);
}
.focus-card h3 { font-size: clamp(1.7rem, 3vw, 2.2rem); }
.focus-card p { color: var(--l-body); font-size: 1rem; }
.focus-card .status {
  padding-top: 0.4rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--aqua-700);
}
.focus-card .status .dot {
  width: 6px; height: 6px; border-radius: 50%;
  flex: none;
  background: var(--aqua-600);
  box-shadow: 0 0 8px rgba(12, 188, 174, 0.8);
}
.more-line {
  margin-top: 2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--l-mute);
}

/* ---------- Product spotlight ---------- */
.product { overflow: hidden; }
.product-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: end;
}
/* Ground the phone: flush with the section's bottom edge, no float */
.product .phone-stage {
  margin-bottom: calc(var(--section) * -1);
  padding-block: 0;
}
.product .device-float { animation: none; }
.product .tiltwrap::after, .page-hero .tiltwrap::after { display: none; }
@media (max-width: 1024px) {
  .product .phone-stage { margin-bottom: 0; padding-block: 1rem; }
  .product .device-float { animation: devfloat 7s ease-in-out infinite; }
}
.product-copy .h2 { margin-bottom: 0.5rem; }
.product-tag {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.25rem, 2.1vw, 1.6rem);
  color: var(--aqua-300);
  font-weight: 420;
  margin-bottom: 1.5rem;
}
.product-copy > p { max-width: 34em; }

.feat-list {
  list-style: none;
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem 2rem;
}
.feat-list h3 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--t-bright);
  margin-bottom: 0.3rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.feat-list h3::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--aqua-500);
  flex: none;
  transform: rotate(45deg) translateY(-1px);
}
.feat-list p { font-size: 0.9rem; color: var(--t-mute); line-height: 1.55; }

.smallprint {
  margin-top: 2.25rem;
  font-size: 0.8rem;
  color: var(--t-mute);
  max-width: 40em;
  border-left: 2px solid var(--aqua-800);
  padding-left: 1rem;
  line-height: 1.6;
}
.product-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.25rem; }

/* ---------- Phone mockup ---------- */
.phone-stage {
  position: relative;
  display: flex;
  justify-content: center;
  padding-block: 1rem;
}
.phone-stage::before {
  content: "";
  position: absolute;
  inset: 8% 4%;
  background: radial-gradient(ellipse at 50% 45%, rgba(22, 224, 207, 0.16), transparent 65%);
  filter: blur(50px);
  z-index: 0;
}
/* ---------- Story ---------- */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}
.story-copy p + p { margin-top: 1.25rem; }
.story-copy .lede { margin-top: 1.5rem; }
.story-quote {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 3.4vw, 2.9rem);
  line-height: 1.22;
  font-weight: 460;
  color: var(--l-ink);
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.story-quote .q-mark {
  display: block;
  font-size: 4rem;
  line-height: 0.6;
  color: var(--aqua-600);
  margin-bottom: 1.4rem;
  font-style: italic;
}
.founders {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 2.75rem;
}
.founder {
  background: var(--paper);
  border: 1px solid rgba(11, 18, 21, 0.07);
  border-radius: 20px;
  padding: 1.6rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
.founder .mono-av {
  width: 56px; height: 56px;
  flex: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--porcelain);
  background: linear-gradient(135deg, var(--aqua-700), var(--teal-deep));
}
.founder .nm { font-weight: 650; color: var(--l-ink); font-size: 1.02rem; }
.founder .rl { font-size: 0.85rem; color: var(--l-mute); margin-top: 0.15rem; }
.tsc-link {
  margin-top: 1.75rem;
  font-size: 0.92rem;
  color: var(--l-mute);
}
.tsc-link a {
  color: var(--aqua-700);
  font-weight: 600;
  border-bottom: 1px solid rgba(8, 126, 118, 0.35);
  transition: border-color 0.25s;
}
.tsc-link a:hover { border-bottom-color: var(--aqua-700); }

/* ---------- Contact ---------- */
.contact { text-align: center; }
.contact .h2 { max-width: 15em; margin-inline: auto; }
.contact .lede { margin: 1.5rem auto 0; }
.contact-ctas {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.75rem;
}
.contact-mail {
  margin-top: 2rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--t-mute);
}
.contact-mail a { color: var(--aqua-400); transition: color .25s; }
.contact-mail a:hover { color: var(--aqua-300); }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding: 3.5rem 0 3rem;
  background: var(--ink);
}
.foot-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2.5rem;
  align-items: flex-start;
}
.foot-grid .wordmark { font-size: 1.9rem; }
.foot-links {
  display: flex;
  gap: 3.5rem;
  flex-wrap: wrap;
}
.foot-links .foot-h {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--t-mute);
  font-weight: 400;
  margin-bottom: 1rem;
}
.foot-links ul { list-style: none; display: grid; gap: 0.6rem; }
.foot-links a { font-size: 0.92rem; color: var(--t-body); transition: color 0.25s; }
.foot-links a:hover { color: var(--aqua-400); }
.foot-base {
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--t-mute);
}
.foot-base .disclaimer { max-width: 46em; line-height: 1.55; }

/* ---------- Product page extras ---------- */
.page-hero {
  padding-top: calc(var(--nav-h) + clamp(4rem, 9vw, 7rem));
  padding-bottom: clamp(9rem, 13vw, 11rem);
  overflow: hidden;
  isolation: isolate;
}
.page-hero .waveband { height: 100px; }
.page-hero .waveband svg { height: 72px; bottom: 12px; }
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2.4rem;
}
.chip {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--t-body);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.5rem 1rem;
  transition: border-color .3s, color .3s;
}
.chip:hover { border-color: var(--aqua-600); color: var(--aqua-300); }

.slipstream {
  background:
    radial-gradient(ellipse at 75% 15%, rgba(22, 224, 207, 0.13), transparent 55%),
    radial-gradient(ellipse at 10% 90%, rgba(8, 126, 118, 0.18), transparent 55%),
    var(--ink-2);
  border-block: 1px solid rgba(255, 255, 255, 0.07);
}
.compliance {
  background: var(--porcelain);
}
.compliance-inner {
  border: 1px solid rgba(11, 18, 21, 0.1);
  background: var(--paper);
  border-radius: var(--radius);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.75rem;
  align-items: start;
}
.compliance-inner .seal {
  width: 52px; height: 52px;
  border-radius: 50%;
  border: 1.5px solid var(--aqua-700);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--aqua-700);
  font-family: var(--serif);
  font-size: 1.4rem;
  font-style: italic;
  flex: none;
}
.compliance-inner h3 { margin-bottom: 0.6rem; }
.compliance-inner p { color: var(--l-body); font-size: 0.98rem; max-width: 58em; }

/* ---------- Reveal on scroll ----------
   Hiding is scoped to .js (set by an inline head script) so content
   stays visible when JavaScript is unavailable. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--rd, 0s);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: 1fr; }
  .phone-stage { order: -1; }
  .story-grid { grid-template-columns: 1fr; }
  .story-quote { position: static; }
}
@media (max-width: 860px) {
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: flex; }
  .feat-list { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .founders { grid-template-columns: 1fr; }
  .compliance-inner { grid-template-columns: 1fr; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .product-ctas .btn { width: 100%; justify-content: center; }
  .contact-ctas .btn { width: 100%; justify-content: center; }
}
@media (max-width: 374px) {
  .btn { font-size: 0.88rem; padding: 0.85rem 1.1rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero [data-load] { animation: none; opacity: 1; transform: none; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .waveband svg, .marquee-track { animation: none; }
  .hero-kicker .pulse-dot { animation: none; }
  * { transition-duration: 0.01ms !important; }
}

/* ============================================================
   MOTION SYSTEM: aurora, particles, split text, tilt, gallery
   ============================================================ */

/* ---------- Aurora ---------- */
.aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: -1; }
.aurora i {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  will-change: transform;
}
.aurora i:nth-child(1) {
  width: 58vw; height: 58vw; max-width: 860px; max-height: 860px;
  right: -16vw; top: -20vw;
  background: radial-gradient(circle, rgba(12, 188, 174, 0.32), transparent 62%);
  animation: aur1 26s ease-in-out infinite alternate;
}
.aurora i:nth-child(2) {
  width: 44vw; height: 44vw; max-width: 620px; max-height: 620px;
  left: -12vw; bottom: -8vw;
  background: radial-gradient(circle, rgba(30, 120, 220, 0.22), transparent 62%);
  animation: aur2 32s ease-in-out infinite alternate;
}
.aurora i:nth-child(3) {
  width: 30vw; height: 30vw; max-width: 420px; max-height: 420px;
  left: 38vw; top: 8vh;
  background: radial-gradient(circle, rgba(8, 126, 118, 0.20), transparent 62%);
  animation: aur3 38s ease-in-out infinite alternate;
}
@keyframes aur1 { to { transform: translate(-10vw, 8vh) scale(1.15); } }
@keyframes aur2 { to { transform: translate(8vw, -6vh) scale(0.92); } }
@keyframes aur3 { to { transform: translate(-6vw, 10vh) scale(1.2); } }

/* ---------- Particle canvas ---------- */
.fx-canvas {
  position: absolute; inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero .wrap, .page-hero .wrap { position: relative; z-index: 2; }

/* ---------- Cursor spotlight (moved by transform: compositor-only) ---------- */
#spotlight {
  position: fixed; inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.8s ease;
}
#spotlight.is-on { opacity: 1; }
#spotlight::before {
  content: "";
  position: absolute;
  top: -560px; left: -560px;
  width: 1120px; height: 1120px;
  background: radial-gradient(circle, rgba(22, 224, 207, 0.055), transparent 70%);
  transform: translate(var(--mx, 50vw), var(--my, 40vh));
  will-change: transform;
}

/* ---------- Split-text reveal ---------- */
.js [data-split] .w { display: inline-block; overflow: hidden; vertical-align: bottom; }
.js [data-split] .wi {
  display: inline-block;
  transform: translateY(115%) rotate(2.5deg);
  opacity: 0;
  transition: transform 1s var(--ease), opacity 0.7s ease;
  transition-delay: var(--wd, 0s);
  will-change: transform;
}
.js [data-split].is-in .wi { transform: none; opacity: 1; }
.js [data-split].is-in .w { overflow: visible; }

/* ---------- Magnetic buttons ---------- */
.btn-solid { position: relative; overflow: hidden; }
.btn-solid::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0s;
  pointer-events: none;
}
.btn-solid:hover::after { transform: translateX(120%); transition: transform 0.8s ease; }

/* ---------- 3D tilt + glare ---------- */
[data-tilt] {
  transform-style: preserve-3d;
  transform: perspective(1100px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 0.18s ease-out;
  will-change: transform;
}
[data-tilt] .glare {
  position: absolute; inset: 0;
  border-radius: inherit;
  background: radial-gradient(380px circle at var(--gx, 50%) var(--gy, 30%), rgba(255, 255, 255, 0.14), transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
  z-index: 3;
}
[data-tilt]:hover .glare { opacity: 1; }

.tiltwrap { position: relative; border-radius: 52px; }

/* ---------- Device frame: realistic iPhone ---------- */
.device {
  position: relative;
  width: min(320px, 74vw);
  border-radius: 58px;
  padding: 5px;                                /* titanium band */
  background: linear-gradient(145deg, #545e64 0%, #20282b 16%, #0e1417 45%, #1c2427 78%, #454f55 100%);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.35),
    inset 0 -1px 1px rgba(255, 255, 255, 0.12),
    0 50px 110px -34px rgba(0, 0, 0, 0.92),
    0 30px 84px -24px rgba(12, 188, 174, 0.28);
}
/* side buttons */
.device::before {                              /* volume, left */
  content: "";
  position: absolute;
  left: -3px; top: 26%;
  width: 3.5px; height: 9%;
  border-radius: 2px;
  background: #242c30;
  box-shadow: 0 calc(100% + 14px) 0 0 #242c30, inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.device::after {                               /* power, right */
  content: "";
  position: absolute;
  right: -3px; top: 32%;
  width: 3.5px; height: 15%;
  border-radius: 2px;
  background: #242c30;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.d-screen {
  position: relative;
  border-radius: 53px;                         /* 58 − 5 band */
  padding: 6px;                                /* black bezel */
  background: #000;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}
.d-screen img {
  width: 100%;
  border-radius: 47px;                         /* 53 − 6 bezel */
  display: block;
}
.d-sheen {
  position: absolute; inset: 0;
  border-radius: 53px;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 40%, rgba(255, 255, 255, 0.055) 46%, rgba(255, 255, 255, 0.12) 50%, rgba(255, 255, 255, 0.045) 54%, transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 14%);
}
/* contact shadow under hero devices */
.tiltwrap::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 8%; right: 8%; bottom: -38px;
  height: 46px;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.6), transparent 70%);
  filter: blur(12px);
}
.device-float { animation: devfloat 7s ease-in-out infinite; }
@keyframes devfloat {
  0%, 100% { transform: translateY(0) rotate(-0.6deg); }
  50% { transform: translateY(-16px) rotate(0.6deg); }
}

/* Floating app icon badge */
.app-badge {
  position: absolute;
  right: -28px; bottom: 64px;
  width: 92px; height: 92px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 24px 60px -16px rgba(0, 0, 0, 0.8), 0 0 44px -6px rgba(34, 150, 238, 0.5);
  animation: badgefloat 5.5s ease-in-out infinite;
  z-index: 4;
}
.app-badge img { width: 100%; height: 100%; }
@keyframes badgefloat {
  0%, 100% { transform: translateY(0) rotate(3deg); }
  50% { transform: translateY(-12px) rotate(-2deg); }
}

/* Orbit ring behind device */
.orbit {
  position: absolute;
  inset: -11%;
  border-radius: 50%;
  border: 1px dashed rgba(22, 224, 207, 0.22);
  animation: orbit 40s linear infinite;
  pointer-events: none;
}
.orbit::before {
  content: "";
  position: absolute;
  top: -5px; left: 50%;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--aqua-400);
  box-shadow: 0 0 14px rgba(22, 224, 207, 0.9);
}
@keyframes orbit { to { transform: rotate(360deg); } }

/* ---------- Store pill CTA ---------- */
.store-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.6rem 0.85rem 1.3rem;
  border-radius: 18px;
  background: var(--t-bright);
  color: #04090b;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.store-pill:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 44px -12px rgba(238, 246, 244, 0.35);
}
.store-pill .apple { font-size: 1.7rem; line-height: 1; }
.store-pill .play { font-size: 1.15rem; }
.store-pill .txt { display: flex; flex-direction: column; line-height: 1.2; text-align: left; }
.store-pill .txt small { font-size: 0.68rem; font-weight: 500; letter-spacing: 0.06em; opacity: 0.7; }
.store-pill .txt b { font-size: 1.05rem; font-weight: 650; letter-spacing: -0.01em; }

/* ---------- Screens gallery ---------- */
.screens { overflow: hidden; }
.screens-rail {
  display: flex;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 2.5rem var(--pad) 1.5rem;
  margin-inline: calc(var(--pad) * -1);
  scrollbar-width: none;
  cursor: grab;
  -webkit-user-select: none;
  user-select: none;
}
.screens-rail::-webkit-scrollbar { display: none; }
.screens-rail.is-dragging { cursor: grabbing; scroll-snap-type: none; }
.screen-card {
  flex: 0 0 auto;
  width: min(290px, 72vw);
  scroll-snap-align: center;
  position: relative;
}
.screen-card .device {
  width: 100%;
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.screen-card:hover .device {
  transform: translateY(-10px);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.30),
    inset 0 -1px 1px rgba(255, 255, 255, 0.10),
    0 60px 120px -34px rgba(0, 0, 0, 0.95),
    0 34px 90px -20px rgba(12, 188, 174, 0.4);
}
.screen-card img { pointer-events: none; }
/* caption sits ABOVE the device */
.screen-card .cap {
  margin: 0 0.25rem 1.2rem;
  display: flex;
  gap: 0.8rem;
  align-items: baseline;
  min-height: 3em;
}
.screen-card .cap .n {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--aqua-500);
  letter-spacing: 0.18em;
  flex: none;
}
.screen-card .cap p { font-size: 0.93rem; color: var(--t-body); line-height: 1.5; }
.screens-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.screens-nav .sn-btn {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--t-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
}
.screens-nav .sn-btn:hover { border-color: var(--aqua-500); background: rgba(22, 224, 207, 0.08); transform: scale(1.06); }
.screens-dots { display: flex; gap: 0.5rem; }
.screens-dots i {
  width: 7px; height: 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
  transition: background 0.3s, width 0.3s;
}
.screens-dots i.on { background: var(--aqua-500); width: 22px; }

/* ---------- Teaser trio ---------- */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.trio-card {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 2.4rem 2rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  position: relative;
  overflow: hidden;
  transition: transform 0.45s var(--ease), border-color 0.45s;
}
.trio-card:hover { transform: translateY(-6px); border-color: rgba(22, 224, 207, 0.4); }
.trio-card .big {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--t-bright);
  display: block;
  margin-bottom: 0.7rem;
}
.trio-card p { font-size: 0.95rem; color: var(--t-mute); }
.trio-card::after {
  content: "";
  position: absolute;
  bottom: -30%; right: -20%;
  width: 60%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(22, 224, 207, 0.12), transparent 65%);
  filter: blur(24px);
}

/* ---------- Product hero layout ---------- */
.ph-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: end;
}
.ph-visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding-block: 2rem;
}
/* Ground the hero phone on the section's bottom edge (over the waveband) */
.page-hero .ph-visual {
  padding-block: 0;
  margin-bottom: calc(clamp(9rem, 13vw, 11rem) * -1);
}
.page-hero .ph-visual .device-float { animation: none; }
@media (max-width: 1024px) {
  .page-hero .ph-visual { margin-bottom: 0; padding-block: 1.5rem; }
  .page-hero .ph-visual .device-float { animation: devfloat 7s ease-in-out infinite; }
}
.ph-visual::before {
  content: "";
  position: absolute;
  inset: 4%;
  background: radial-gradient(ellipse at 50% 45%, rgba(22, 200, 224, 0.17), transparent 62%);
  filter: blur(46px);
}

/* ---------- Free vs Slipstream twin ---------- */
.twin {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.twin-card {
  border-radius: var(--radius);
  padding: 2.6rem 2.3rem;
  position: relative;
  overflow: hidden;
}
.twin-card.free {
  background: var(--paper);
  border: 1px solid rgba(11, 18, 21, 0.08);
}
.twin-card.free h3 { color: var(--l-ink); }
.twin-card.free p { color: var(--l-body); }
.twin-card.free .k { color: var(--aqua-700); }
.twin-card.pro {
  background:
    radial-gradient(ellipse at 80% 0%, rgba(22, 200, 224, 0.16), transparent 55%),
    var(--ink-2);
  border: 1px solid rgba(22, 224, 207, 0.28);
}
.twin-card .k {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--aqua-400);
  display: block;
  margin-bottom: 1.2rem;
}
.twin-card h3 { margin-bottom: 0.6rem; }
.twin-card p { font-size: 0.97rem; }
.twin-card .price-note {
  margin-top: 1.6rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aqua-400);
}
.twin-card.free .price-note { color: var(--aqua-700); }

/* ---------- Download finale ---------- */
.finale { text-align: center; overflow: hidden; }
.finale .icon-stage {
  width: 120px; height: 120px;
  margin: 0 auto 2.2rem;
  border-radius: 30px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8), 0 0 70px -8px rgba(34, 150, 238, 0.55);
  animation: badgefloat 6s ease-in-out infinite;
}
.finale .icon-stage img { width: 100%; height: 100%; }
.finale-ctas {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.6rem;
}

/* ---------- Focus visibility ---------- */
a:focus-visible, button:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--aqua-500);
  outline-offset: 3px;
  border-radius: 4px;
}
.on-light a:focus-visible, .on-light button:focus-visible {
  outline-color: var(--aqua-700);
}

/* ---------- Motion-system responsive ---------- */
@media (max-width: 767px) {
  /* aurora: static and lighter on phones */
  .aurora i { animation: none; filter: blur(60px); }
  .aurora i:nth-child(3) { display: none; }
}
@media (max-width: 1024px) {
  .ph-grid { grid-template-columns: 1fr; }
  .ph-visual { order: -1; }
  .trio { grid-template-columns: 1fr; }
  .twin { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .app-badge { right: -10px; width: 72px; height: 72px; }
}

/* ---------- Motion-system reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .aurora i, .device-float, .app-badge, .orbit, .finale .icon-stage { animation: none; }
  .js [data-split] .wi { transform: none; opacity: 1; transition: none; }
  [data-tilt] { transform: none; transition: none; }
  #spotlight { display: none; }
  .fx-canvas { display: none; }
  .btn-solid::after { display: none; }
}

/* ============================================================
   CONTENT SYSTEM: timeline, principles, steps, FAQ, legal
   ============================================================ */

.tm { font-size: 0.45em; vertical-align: super; font-family: var(--sans); font-weight: 500; opacity: 0.7; }

/* four-up principles variant of the trio grid */
.trio.four { grid-template-columns: repeat(4, 1fr); }
.trio-card h3 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
  color: var(--t-bright);
  margin-bottom: 0.7rem;
}

/* ---------- Timeline ---------- */
.timeline {
  list-style: none;
  margin-top: clamp(3.5rem, 7vw, 5.5rem);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 5px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--aqua-600), rgba(8, 126, 118, 0.15));
}
.tl-milestone { position: relative; padding-top: 1.6rem; }
.tl-milestone::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--porcelain);
  border: 2px solid var(--aqua-600);
}
.tl-milestone:first-child::before { background: var(--aqua-600); box-shadow: 0 0 10px rgba(12, 188, 174, 0.6); }
.tl-milestone .yr {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--aqua-700);
  display: block;
  margin-bottom: 0.5rem;
}
.tl-milestone p { font-size: 0.92rem; color: var(--l-body); line-height: 1.5; }

/* ---------- How-it-works steps ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  counter-reset: step;
}
.step-card {
  background: var(--paper);
  border: 1px solid rgba(11, 18, 21, 0.07);
  border-radius: var(--radius);
  padding: 2.4rem 2rem;
  position: relative;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease);
}
.step-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px -24px rgba(8, 126, 118, 0.3);
}
.step-card .sn {
  font-family: var(--serif);
  font-style: italic;
  font-size: 3.2rem;
  line-height: 1;
  display: block;
  margin-bottom: 1.1rem;
  background: linear-gradient(120deg, var(--aqua-600), var(--aqua-700));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.step-card h3 { font-size: 1.45rem; margin-bottom: 0.6rem; }
.step-card p { color: var(--l-body); font-size: 0.97rem; }
.step-card::after {
  content: "→" / "";
  position: absolute;
  top: 2.4rem; right: 1.6rem;
  color: var(--aqua-600);
  opacity: 0.4;
  font-size: 1.3rem;
}
.step-card:last-child::after { content: ""; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin-top: clamp(2.5rem, 5vw, 3.5rem); display: grid; gap: 0.85rem; }
.faq-item {
  background: var(--paper);
  border: 1px solid rgba(11, 18, 21, 0.08);
  border-radius: 18px;
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item[open] { border-color: rgba(8, 126, 118, 0.4); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 1.35rem 1.6rem;
  font-weight: 600;
  color: var(--l-ink);
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+" / "";
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--aqua-700);
  transition: transform 0.3s var(--ease);
  flex: none;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .fa-body { padding: 0 1.6rem 1.5rem; color: var(--l-body); font-size: 0.97rem; max-width: 60em; }

/* ---------- Legal / document page ---------- */
.doc { max-width: 760px; }
.doc h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); margin-bottom: 0.75rem; }
.doc .updated { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--l-mute); margin-bottom: 3rem; }
.doc h2 { font-size: 1.5rem; margin: 2.75rem 0 0.9rem; }
.doc p { color: var(--l-body); margin-bottom: 1rem; }
.doc a { color: var(--aqua-700); font-weight: 600; border-bottom: 1px solid rgba(8, 126, 118, 0.35); }

/* ---------- Content-system responsive ---------- */
@media (max-width: 1024px) {
  .trio.four { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: 1fr; gap: 1.75rem; }
  .timeline::before { top: 0; bottom: 0; left: 5px; right: auto; width: 1px; height: auto;
    background: linear-gradient(180deg, var(--aqua-600), rgba(8, 126, 118, 0.15)); }
  .tl-milestone { padding-top: 0; padding-left: 1.9rem; }
  .steps { grid-template-columns: 1fr; }
  .step-card::after { content: "↓" / ""; }
  .step-card:last-child::after { content: ""; }
}
@media (max-width: 560px) {
  .trio.four { grid-template-columns: 1fr; }
}

/* FAQ + doc inline links on light backgrounds */
.fa-body a {
  color: var(--aqua-700);
  font-weight: 600;
  border-bottom: 1px solid rgba(8, 126, 118, 0.35);
  transition: border-color 0.25s;
}
.fa-body a:hover { border-bottom-color: var(--aqua-700); }

/* ============================================================
   SWEEP FIXES: skip link, footer links, doc lists, pills, menu
   ============================================================ */
.skip-link {
  position: fixed;
  left: 1rem; top: -100px;
  z-index: 200;
  background: var(--aqua-500);
  color: var(--ink);
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.92rem;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 1rem; }

.foot-base .disclaimer a {
  color: var(--t-body);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  transition: color 0.25s, border-color 0.25s;
}
.foot-base .disclaimer a:hover { color: var(--aqua-300); border-color: var(--aqua-400); }

.mobile-menu a[aria-current="page"] { color: var(--aqua-300); }

.doc ul { list-style: none; margin-bottom: 1rem; }
.doc li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--l-body);
}
.doc li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.62em;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--aqua-700);
}

@media (max-width: 560px) {
  .hero-ctas .store-pill, .finale-ctas .store-pill, .finale-ctas .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
  text-align: left;
}
.contact-info {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}
.contact-info .ci-block .k {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--aqua-500);
  display: block;
  margin-bottom: 0.45rem;
}
.contact-info .ci-block p, .contact-info .ci-block a {
  color: var(--t-body);
  font-size: 0.98rem;
  line-height: 1.6;
}
.contact-info .ci-block a {
  color: var(--aqua-400);
  border-bottom: 1px solid rgba(43, 232, 213, 0.3);
  transition: color 0.25s, border-color 0.25s;
}
.contact-info .ci-block a:hover { color: var(--aqua-300); border-color: var(--aqua-300); }
.contact-info .ci-note {
  font-size: 0.82rem;
  color: var(--t-mute);
  line-height: 1.6;
  border-left: 2px solid var(--aqua-800);
  padding-left: 1rem;
}
.contact-info .ci-note a { color: var(--aqua-400); }

.cform {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: grid;
  gap: 1.1rem;
}
.cform .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.cform label {
  display: block;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-mute);
  margin-bottom: 0.45rem;
}
.cform input, .cform select, .cform textarea {
  width: 100%;
  font: inherit;
  font-size: 0.98rem;
  color: var(--t-bright);
  background: rgba(4, 9, 11, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.cform input::placeholder, .cform textarea::placeholder { color: var(--t-mute); opacity: 0.7; }
.cform input:focus, .cform select:focus, .cform textarea:focus {
  outline: none;
  border-color: var(--aqua-500);
  box-shadow: 0 0 0 3px rgba(22, 224, 207, 0.15);
}
.cform select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%237e948f' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.cform select option { background: var(--ink-2); color: var(--t-bright); }
.cform textarea { min-height: 130px; resize: vertical; }
.cform .cform-send { justify-self: start; }
.cform-status {
  font-size: 0.88rem;
  color: var(--aqua-300);
  min-height: 1.3em;
  line-height: 1.5;
}
.cform-status.err { color: #ffb3a7; }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
  .cform .row2 { grid-template-columns: 1fr; }
  .cform .cform-send { justify-self: stretch; justify-content: center; }
}

/* Bloodstream canvas sits behind section content */
.has-flow > .wrap { position: relative; z-index: 1; }

/* ============================================================
   INTERACTIVE APP DEMO + LIVE LANGUAGE PREVIEW
   ============================================================ */

/* --- phone as a browsable demo --- */
.d-screen[role="button"] { cursor: pointer; aspect-ratio: 660 / 1414; }
.d-screen[role="button"] .ds {
  position: absolute;
  inset: 6px;                       /* sit inside the bezel padding */
  width: calc(100% - 12px);
  height: calc(100% - 12px);
  border-radius: 47px;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.55s var(--ease);
}
.d-screen[role="button"] .ds.on { opacity: 1; }
.d-screen[role="button"]:focus-visible { outline: 2px solid var(--aqua-500); outline-offset: 6px; }

.screen-switch {
  margin-top: 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}
.ss-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--t-mute);
  transition: opacity 0.3s;
}
.on-light .ss-label { color: var(--l-mute); }
.ss-dots { display: flex; gap: 0.5rem; }
.ss-dot {
  width: 7px; height: 7px;
  padding: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  transition: background 0.3s, width 0.3s;
}
.on-light .ss-dot { background: rgba(11, 18, 21, 0.22); }
.ss-dot:hover { background: var(--aqua-400); }
.ss-dot.on { background: var(--aqua-500); width: 22px; }

/* --- live language preview of the app's real navigation --- */
.lang-demo {
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  align-items: flex-start;
}
.ld-cap {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-mute);
}
.ld-cap b { color: var(--aqua-400); font-weight: 500; }
.ld-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.6rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(4, 9, 11, 0.55);
}
.ld-tab {
  font-size: 0.86rem;
  color: var(--t-mute);
  padding: 0.45rem 0.9rem;
  border-radius: 12px;
  white-space: nowrap;
  transition: color 0.3s, background 0.3s;
}
.ld-tab.on { color: var(--aqua-300); background: rgba(22, 224, 207, 0.1); }

.lang-pick {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
  padding: 0;
  transition: color 0.25s;
}
.lang-pick:hover, .lang-pick.is-sel { color: var(--aqua-300); }
.lang-more { opacity: 0.7; }

/* --- ECG trace pulses with the bloodstream, flashes on click --- */
.waveband path { animation: ecgPulse 0.9677s ease-out infinite; }
@keyframes ecgPulse {
  0%   { opacity: 0.55; }
  8%   { opacity: 1; }
  100% { opacity: 0.55; }
}
.waveband .ghost { animation: none; }
.waveband.beat path {
  animation: ecgBeat 0.5s var(--ease);
  filter: drop-shadow(0 0 12px rgba(22, 224, 207, 0.9));
}
@keyframes ecgBeat {
  0%   { opacity: 1; transform: scaleY(1); }
  22%  { opacity: 1; transform: scaleY(1.5); }
  100% { opacity: 0.55; transform: scaleY(1); }
}

@media (max-width: 560px) {
  .ld-bar { gap: 0.3rem; padding: 0.5rem; }
  .ld-tab { font-size: 0.78rem; padding: 0.4rem 0.7rem; }
}
@media (prefers-reduced-motion: reduce) {
  .waveband path, .waveband.beat path { animation: none; }
  .d-screen[role="button"] .ds { transition: none; }
}

/* Languages marquee: 31 items on one track, so it needs a far longer cycle
   than the 5-item heritage marquee to stay readable (~38px/s). */
#languages .marquee-track { animation-duration: 150s; }
#languages .marquee:hover .marquee-track,
#languages .marquee:focus-within .marquee-track { animation-play-state: paused; }

/* the honest closing line of "Why we exist" */
.why-honest {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  max-width: 46em;
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.9vw, 1.5rem);
  line-height: 1.5;
  font-weight: 420;
  color: var(--t-bright);
  border-left: 2px solid var(--aqua-700);
  padding-left: clamp(1rem, 2vw, 1.6rem);
}