:root {
  color-scheme: light;
  --ink: #111318;
  --muted: #626873;
  --line: #dfe3e8;
  --accent: #3568f0;
  --paper: #f5f4ef;
  --white: #fff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.6;
}

button,
input,
textarea { font: inherit; }

.site-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  min-height: calc(100vh - 70px);
}

.intro,
.contact { padding: clamp(38px, 6vw, 96px); }

.intro {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.intro::after {
  content: "";
  position: absolute;
  right: -16vw;
  bottom: -28vw;
  width: min(62vw, 760px);
  aspect-ratio: 1;
  border: clamp(28px, 5vw, 72px) solid rgba(53, 104, 240, .88);
  border-radius: 50%;
}

.eyebrow,
.section-number {
  margin: 0 0 28px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

h1 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(52px, 8vw, 126px);
  line-height: .9;
  letter-spacing: -.065em;
}

h1 span { color: var(--accent); }

.tagline {
  position: relative;
  z-index: 1;
  margin: clamp(34px, 6vw, 80px) 0 0;
  font-size: clamp(26px, 3.2vw, 50px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.035em;
}

.description {
  position: relative;
  z-index: 1;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, .66);
  font-size: 14px;
  font-weight: 700;
}

.contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-heading {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.contact-heading h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1;
  letter-spacing: -.04em;
}

.contact-heading p:not(.section-number) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.section-number { color: var(--accent); }

.contact-form {
  display: grid;
  gap: 22px;
  margin-top: 34px;
}

.field { display: grid; gap: 8px; }

.field > span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.field b,
.field small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
}

.field input,
.field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid #b9bec7;
  border-radius: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  padding: 12px 2px;
  transition: border-color .16s ease;
}

.field textarea { resize: vertical; }

.field input:focus,
.field textarea:focus { border-color: var(--accent); }

.contact-form button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 58px;
  margin-top: 4px;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: var(--white);
  padding: 0 22px;
  font-weight: 800;
  cursor: pointer;
  transition: background .16s ease, transform .16s ease;
}

.contact-form button:hover,
.contact-form button:focus-visible {
  background: #2556dc;
  transform: translateY(-1px);
}

.form-note {
  margin: -8px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.notice {
  margin: 24px 0 -10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 14px;
  font-size: 13px;
  font-weight: 700;
}

.notice-success { border-color: #9bd6b3; background: #edf9f1; color: #126333; }
.notice-error { border-color: #efb0b0; background: #fff1f1; color: #9c2424; }

.honey-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  min-height: 70px;
  margin: 0;
  background: var(--ink);
  color: rgba(255, 255, 255, .55);
  padding: 23px clamp(28px, 6vw, 96px);
  font-size: 11px;
  letter-spacing: .05em;
}

footer p { margin: 0; }

@media (max-width: 820px) {
  .site-shell { grid-template-columns: 1fr; }
  .intro { min-height: 64vh; }
  .intro::after { right: -36vw; bottom: -50vw; width: 100vw; }
  .contact { min-height: auto; }
}

@media (max-width: 520px) {
  .intro,
  .contact { padding: 36px 24px; }
  .intro { min-height: 58vh; }
  .contact-heading { grid-template-columns: 34px minmax(0, 1fr); gap: 10px; }
  footer { display: grid; padding: 20px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}