:root {
  --ink: #1d2742;
  --ink-soft: #4a5577;
  --ink-faint: #7b84a3;
  --glass: rgba(255, 255, 255, 0.46);
  --glass-strong: rgba(255, 255, 255, 0.62);
  --glass-edge: rgba(255, 255, 255, 0.85);
  --shadow: 0 18px 50px -20px rgba(70, 80, 170, 0.35);
  --iri: linear-gradient(105deg, #5468ff 0%, #c03fd6 17%, #e0912a 33%, #12aac4 50%, #24a874 66%, #8456f2 83%, #5468ff 100%);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-weight: 300;
  color: var(--ink);
  background: linear-gradient(180deg, #dbeafe 0%, #fef3f2 100%);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- Sky canvas ---------- */
#sky {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  z-index: 0;
  touch-action: pan-y;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(255, 255, 255, 0.75), transparent 60%),
    linear-gradient(180deg, #dbeafe 0%, #e9f0fd 45%, #fef3f2 100%);
}

/* ---------- Iridescent text ---------- */
.iri {
  background-image:
    linear-gradient(100deg, transparent 38%, rgba(255, 255, 255, 0.7) 50%, transparent 62%),
    var(--iri);
  background-size: 300% 100%, 260% 100%;
  background-position: var(--sheen, 120%) 50%, var(--hue, 30%) 50%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* ---------- Layout ---------- */
.page {
  position: relative;
  z-index: 1;
  pointer-events: none;
}
.page a, .page button, .page input, .page form, .topbar a, .topbar button { pointer-events: auto; }

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: max(14px, env(safe-area-inset-top)) clamp(16px, 4vw, 40px) 14px;
  pointer-events: none;
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
  font-weight: 400; letter-spacing: 0.22em; font-size: 0.82rem;
  text-transform: lowercase;
}
.brand-mark {
  width: 22px; height: 22px; border-radius: 50%;
  background:
    radial-gradient(circle at 32% 30%, #fff 0 14%, transparent 16%),
    radial-gradient(circle, rgba(255,255,255,0.2) 55%, transparent 72%),
    conic-gradient(from 40deg, #c03fd6, #e0912a, #12aac4, #24a874, #8456f2, #c03fd6);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.7), 0 4px 14px -4px rgba(120, 80, 220, 0.5);
}

.tools { display: flex; align-items: center; gap: 8px; }

.counter {
  display: inline-flex; align-items: baseline; gap: 7px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 6px 20px -12px rgba(70, 80, 170, 0.45);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.counter-num {
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  display: inline-block;
  transition: transform 0.25s cubic-bezier(.3,1.6,.5,1);
}
.counter.bump .counter-num { transform: scale(1.35); }

.sound {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--glass-edge);
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.sound:hover { background: var(--glass-strong); transform: translateY(-1px); }
.sound svg { width: 16px; height: 16px; fill: currentColor; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.sound .off { display: none; }
.sound[aria-pressed="false"] .on { display: none; }
.sound[aria-pressed="false"] .off { display: block; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 110px 16px 120px;
  position: relative;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.74rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.eyebrow.center { justify-content: center; width: 100%; }
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: conic-gradient(#c03fd6, #e0912a, #12aac4, #24a874, #c03fd6);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.7);
  animation: pulse 2.8s ease-in-out infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(255,255,255,0.2); } }

.title {
  margin: 26px 0 22px;
  font-weight: 200;
  font-size: clamp(3rem, 13.5vw, 10.5rem);
  line-height: 0.95;
  letter-spacing: 0.12em;
  display: flex;
  align-items: baseline;
  justify-content: center;
  flex-wrap: wrap;
  filter: drop-shadow(0 6px 24px rgba(110, 90, 240, 0.18));
}

.lede {
  max-width: 36rem;
  font-size: clamp(1.02rem, 2.1vw, 1.28rem);
  line-height: 1.6;
  color: var(--ink-soft);
}

.contact {
  margin-top: 36px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  background: var(--glass-strong);
  border: 1px solid var(--glass-edge);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.95);
}
.contact-link {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px 12px 18px;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  font-weight: 500; font-size: 1rem; letter-spacing: 0.02em;
  background: linear-gradient(115deg, #5d55f5, #b247d6 45%, #19a9c6 100%);
  background-size: 180% 100%;
  box-shadow: 0 8px 22px -10px rgba(110, 70, 230, 0.8), inset 0 1px 0 rgba(255,255,255,0.35);
  transition: background-position 0.5s, transform 0.2s;
}
.contact-link:hover { background-position: 100% 50%; transform: translateY(-1px); }
.contact-link svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linejoin: round; stroke-linecap: round; }
.copy {
  border: 0; background: transparent; cursor: pointer;
  padding: 12px 16px; border-radius: 999px;
  font: 400 0.88rem "Outfit", sans-serif; letter-spacing: 0.04em;
  color: var(--ink-soft);
  transition: background 0.2s, color 0.2s;
}
.copy:hover { background: rgba(255,255,255,0.7); }
.copy.copied { color: #2b7a5c; }
.contact-link:focus-visible, .copy:focus-visible, .footer-mail:focus-visible, .cta:focus-visible, .sound:focus-visible, .brand:focus-visible {
  outline: 2px solid #8456f2; outline-offset: 3px;
}
.footer-mail { color: inherit; text-decoration: none; }
.footer-mail:hover { color: var(--ink); }

.form-note {
  margin-top: 14px;
  min-height: 1.3em;
  font-size: 0.86rem;
  color: var(--ink-faint);
  transition: color 0.3s;
}

.hint {
  margin-top: 40px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  opacity: 0;
  animation: fadeIn 1.2s 1.4s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }

.scroll-cue {
  position: absolute;
  bottom: max(28px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: var(--ink-faint);
  text-decoration: none;
  font-size: 0.66rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}
.scroll-cue i {
  width: 1px; height: 38px;
  background: linear-gradient(180deg, rgba(74, 85, 119, 0.55), transparent);
  position: relative; overflow: hidden;
}
.scroll-cue i::after {
  content: ""; position: absolute; left: 0; top: -40%;
  width: 1px; height: 40%;
  background: #8456f2;
  animation: drip 2.2s ease-in-out infinite;
}
@keyframes drip { to { top: 110%; } }

/* ---------- How ---------- */
.how, .principle {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(80px, 12vw, 140px) 16px;
  text-align: center;
}
.how h2 {
  margin: 18px auto 18px;
  font-weight: 200;
  font-size: clamp(2.1rem, 5.4vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.section-lede {
  max-width: 34rem;
  margin: 0 auto;
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

.cards {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}
.card {
  position: relative;
  padding: 34px 28px 32px;
  border-radius: 28px;
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.9);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: -40% -40% auto auto;
  width: 220px; height: 220px; border-radius: 50%;
  background: conic-gradient(from 90deg, rgba(192,63,214,.18), rgba(224,145,42,.16), rgba(18,170,196,.18), rgba(36,168,116,.14), rgba(192,63,214,.18));
  filter: blur(30px);
}
.badge {
  position: relative;
  display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 50%;
  font-size: 0.8rem; font-weight: 400; letter-spacing: 0.08em;
  color: var(--ink-soft);
  background:
    radial-gradient(circle at 34% 30%, rgba(255,255,255,0.95) 0 10%, transparent 12%),
    radial-gradient(circle, rgba(255,255,255,0.75) 58%, transparent 60%),
    conic-gradient(from 20deg, #c03fd6, #e0912a, #12aac4, #24a874, #8456f2, #c03fd6);
}
.card h3 {
  position: relative;
  margin: 22px 0 10px;
  font-weight: 400;
  font-size: 1.4rem;
  letter-spacing: 0.01em;
}
.card p {
  position: relative;
  line-height: 1.62;
  color: var(--ink-soft);
}

.payloads { margin-top: 56px; }
.payloads p {
  font-size: 0.74rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--ink-faint);
}
.payloads ul {
  list-style: none;
  margin-top: 16px;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
}
.payloads li {
  padding: 9px 18px;
  border-radius: 999px;
  background: rgba(255,255,255,0.4);
  border: 1px solid rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 0.92rem;
  color: var(--ink-soft);
}

/* ---------- Principle ---------- */
.principle blockquote {
  margin: 28px auto 44px;
  max-width: 54rem;
  font-weight: 200;
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  line-height: 1.35;
  color: var(--ink);
}
.principle blockquote .iri { font-weight: 300; }
.cta {
  display: inline-block;
  padding: 15px 28px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 400;
  background: var(--glass-strong);
  border: 1px solid var(--glass-edge);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.cta:hover { transform: translateY(-2px); box-shadow: var(--shadow), 0 0 0 4px rgba(132, 86, 242, 0.12); }

.footer {
  display: flex; flex-wrap: wrap; gap: 8px 24px;
  justify-content: space-between;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 16px calc(28px + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255,255,255,0.7);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .cards { grid-template-columns: 1fr; max-width: 520px; margin-left: auto; margin-right: auto; }
}
@media (max-width: 520px) {
  .counter-label { display: none; }
  .counter::after { content: "popped"; font-size: 0.66rem; }
  .title { letter-spacing: 0.08em; font-size: 16vw; }
  .contact-link { font-size: 0.95rem; padding: 12px 16px; }
  .copy { padding: 12px 12px; }
  .eyebrow { letter-spacing: 0.22em; font-size: 0.68rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .eyebrow .dot, .scroll-cue i::after { animation: none; }
  .hint { animation: none; opacity: 1; }
}