:root {
  --navy: #10102a;
  --indigo: #2a275d;
  --accent: #4340e6;
  --paper: #ffffff;
  --mist: #f5f5f8;
  --ink: #16162b;
  --ink-60: rgba(22, 22, 43, 0.62);
  --ink-40: rgba(22, 22, 43, 0.42);
  --rule: rgba(22, 22, 43, 0.12);
  --body: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 24px;
}

@media (min-width: 900px) { .wrap { padding-inline: 40px; } }

/* ---------- top ---------- */

.top { border-bottom: 1px solid var(--rule); }

.top-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.brand img { display: block; border-radius: 7px; }

.tag {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ink-40);
  text-transform: uppercase;
}

/* ---------- hero ---------- */

.hero {
  padding-block: 54px 10px;
  background:
    radial-gradient(120% 80% at 85% 0%, rgba(67, 64, 230, 0.09), transparent 60%),
    var(--paper);
}

@media (min-width: 980px) { .hero { padding-block: 78px 0; } }

.hero-grid {
  display: grid;
  gap: 48px;
  align-items: center;
}

@media (min-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
  }
}

.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 5px 11px;
  border: 1px solid rgba(67, 64, 230, 0.28);
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(34px, 5.6vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 700;
}

.lede {
  margin-top: 20px;
  font-size: 16.5px;
  color: var(--ink-60);
  max-width: 50ch;
}

@media (min-width: 980px) { .lede { font-size: 17.5px; } }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  padding: 13px 24px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  transition: background 0.18s ease, transform 0.18s ease;
}

.btn:hover { background: #3835cf; }

.btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule);
}

.btn.ghost:hover { background: var(--mist); }

.fineprint {
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--ink-40);
}

/* ---------- phones ---------- */

.phones {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 0;
}

.phone {
  margin: 0;
  width: 33%;
  max-width: 215px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: #fff;
  box-shadow: 0 26px 50px -24px rgba(16, 16, 42, 0.42);
}

.phone img { display: block; width: 100%; height: auto; }

.p-back { transform: scale(0.9); opacity: 0.96; }

.p-front { position: relative; z-index: 2; }

.phones .p-back:first-child { margin-right: -7%; }

.phones .p-back:last-child { margin-left: -7%; }

/* ---------- requirement strip ---------- */

.strip {
  margin-top: 64px;
  border-top: 1px solid var(--rule);
  background: var(--mist);
}

.strip-in {
  display: grid;
  gap: 28px;
  padding-block: 42px;
}

@media (min-width: 820px) {
  .strip-in { grid-template-columns: repeat(3, 1fr); gap: 40px; }
}

.req .num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.req b {
  display: block;
  margin-top: 7px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.req p {
  margin-top: 6px;
  font-size: 14.5px;
  color: var(--ink-60);
}

/* ---------- bands ---------- */

.band { padding-block: 72px; }

@media (min-width: 900px) { .band { padding-block: 100px; } }

.band-head { max-width: 62ch; margin-bottom: 44px; }

.eyebrow.plain {
  border: 0;
  padding: 0;
  margin-bottom: 12px;
  color: var(--ink-40);
}

.band-head h2 {
  font-size: clamp(27px, 3.8vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.band-head .sub {
  margin-top: 16px;
  font-size: 16.5px;
  color: var(--ink-60);
}

/* ---------- features ---------- */

.features { display: grid; gap: 32px; }

@media (min-width: 720px) { .features { grid-template-columns: repeat(2, 1fr); gap: 34px 44px; } }

@media (min-width: 1040px) { .features { grid-template-columns: repeat(3, 1fr); } }

.feat h3 {
  font-size: 17.5px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.feat p { font-size: 15px; color: var(--ink-60); }

/* ---------- screens ---------- */

.screens-band { background: var(--mist); }

.screens { display: grid; gap: 26px; }

@media (min-width: 760px) { .screens { grid-template-columns: repeat(3, 1fr); gap: 30px; } }

.screens figure { margin: 0; }

.screens img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--rule);
  background: #fff;
  box-shadow: 0 22px 44px -26px rgba(16, 16, 42, 0.42);
}

.screens figcaption {
  margin-top: 13px;
  font-size: 14px;
  color: var(--ink-60);
}

/* ---------- join ---------- */

.join {
  border-top: 1px solid var(--rule);
  padding-block: 72px;
}

@media (min-width: 900px) { .join { padding-block: 100px; } }

.join-in { display: grid; gap: 44px; align-items: start; }

@media (min-width: 940px) {
  .join-in { grid-template-columns: 1fr 1fr; gap: 72px; }
}

.join-copy h2 {
  font-size: clamp(27px, 3.8vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.join-copy p { margin-top: 15px; font-size: 16px; color: var(--ink-60); max-width: 48ch; }

.notes { margin-top: 22px; list-style: none; display: grid; gap: 10px; }

.notes li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  color: var(--ink-60);
}

.notes li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---------- form ---------- */

.form {
  display: grid;
  gap: 18px;
  padding: 26px;
  border: 1px solid var(--rule);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 24px 50px -34px rgba(16, 16, 42, 0.4);
}

@media (min-width: 560px) { .form { padding: 30px; } }

.field { display: grid; gap: 7px; }

.field > span {
  font-size: 13.5px;
  font-weight: 500;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.field i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-40);
  font-family: var(--mono);
}

.field input,
.field select {
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  padding: 12px 13px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: #fff;
  width: 100%;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(67, 64, 230, 0.14);
}

.check {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--ink-60);
  cursor: pointer;
}

.check input {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  flex: none;
}

.btn.wide { width: 100%; text-align: center; border: 0; cursor: pointer; font: inherit; font-weight: 600; font-size: 15px; padding: 14px 24px; }

.btn.wide:disabled { opacity: 0.55; cursor: default; }

.formnote { font-size: 13.5px; color: var(--ink-40); min-height: 1em; }

.formnote.bad { color: #c02626; }

.done h3 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }

.done p { margin-top: 12px; font-size: 15.5px; color: var(--ink-60); max-width: 46ch; }

.done .btn { margin-top: 20px; }

.done .formnote { margin-top: 14px; }

/* ---------- footer ---------- */

.foot { border-top: 1px solid var(--rule); padding-block: 30px 36px; }

.foot-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
}

.brand.small { font-size: 15.5px; }

.foot-links { display: flex; gap: 20px; }

.foot-links a {
  font-size: 14px;
  color: var(--ink-60);
  text-decoration: none;
}

.foot-links a:hover { color: var(--accent); }