*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --color-text: #15181D;
  --color-text-muted: #5f6874;
  --color-accent: #2442D0;
  --color-accent-hover: #4C66F0;
  --color-surface: #ffffff;
  --color-surface-muted: #f6f8fb;
  --color-surface-cool: #f4f8fb;
  --color-line: #d8dee6;
  --color-error: #a62f3d;
  --color-success: #12613b;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, monospace;
  --radius-control: 4px;
  --radius-panel: 8px;
}

html {
  color-scheme: light;
  background: var(--color-surface);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 10;
  padding: 10px 14px;
  border: 1px solid var(--color-text);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

nav {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 clamp(24px, 6vw, 80px);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
  white-space: nowrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.02em;
  text-decoration: none;
}

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

.nav-actions,
.language-links,
.footer-links {
  display: flex;
  align-items: center;
}

.nav-actions {
  gap: clamp(14px, 2.5vw, 32px);
  font-size: 13px;
}

.nav-current {
  color: var(--color-text);
  font-weight: 500;
}

.language-links {
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.language-links a {
  min-width: 30px;
  padding: 5px 6px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  color: var(--color-text-muted);
  text-align: center;
  text-decoration: none;
}

.language-links a[aria-current='true'] {
  border-color: var(--color-line);
  color: var(--color-text);
  background: var(--color-surface-muted);
}

.nav-signup {
  padding: 9px 16px;
  border: 1px solid var(--color-text);
  border-radius: var(--radius-control);
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
}

main {
  border-bottom: 1px solid var(--color-line);
}

.contact-layout {
  width: min(1180px, calc(100% - 48px));
  min-height: calc(100dvh - 137px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: clamp(56px, 8vw, 112px);
  align-items: start;
  padding: clamp(64px, 8vw, 104px) 0;
}

.contact-context {
  max-width: 540px;
}

.section-label {
  margin: 0 0 20px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 10ch;
  margin-bottom: 24px;
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 200;
  letter-spacing: -0.04em;
  line-height: 1.04;
}

.hero-copy {
  max-width: 48ch;
  margin-bottom: 52px;
  color: var(--color-text-muted);
  font-size: 18px;
  font-weight: 300;
  line-height: 1.7;
}

.context-item {
  padding: 24px 0 0;
  border-top: 1px solid var(--color-line);
}

.context-item + .context-item {
  margin-top: 24px;
}

.context-item h2 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.context-item p,
.privacy-note {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 300;
  line-height: 1.7;
}

.context-item-primary {
  border-top-color: var(--color-text);
}

.privacy-note {
  margin-top: 28px;
}

.privacy-note a,
footer a {
  text-underline-offset: 3px;
}

.form-panel {
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-panel);
  background: var(--color-surface-cool);
}

form {
  display: grid;
  gap: 22px;
}

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

label {
  color: var(--color-text);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.35;
}

.optional,
.required-marker {
  margin-left: 5px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.required-marker {
  color: var(--color-text);
}

input,
select,
textarea,
button {
  width: 100%;
  border-radius: var(--radius-control);
  font: inherit;
}

input,
select,
textarea {
  border: 1px solid #aeb7c2;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 15px;
}

input,
select {
  min-height: 52px;
  padding: 0 16px;
}

textarea {
  min-height: 116px;
  padding: 14px 16px;
  line-height: 1.55;
  resize: vertical;
}

input:hover,
select:hover,
textarea:hover {
  border-color: #7b8794;
}

:focus-visible {
  outline: 3px solid rgba(36,66,208, 0.38);
  outline-offset: 2px;
}

input[aria-invalid='true'] {
  border-color: var(--color-error);
}

.field-error,
.form-status {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
}

.field-error,
.form-status.is-error {
  color: var(--color-error);
}

.form-status.is-success {
  color: var(--color-success);
}

button {
  min-height: 52px;
  padding: 0 28px;
  border: 1px solid var(--color-text);
  background: var(--color-text);
  color: var(--color-surface);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 160ms ease, transform 120ms ease;
}

button:hover:not(:disabled) {
  background: #202730;
}

button:active:not(:disabled) {
  transform: translateY(1px);
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

footer {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(24px, 6vw, 80px);
  color: var(--color-text-muted);
  font-size: 13px;
}

footer p {
  margin: 0;
}

.footer-links {
  gap: 24px;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
    gap: 40px;
  }
}

@media (max-width: 767px) {
  nav {
    height: auto;
    min-height: 64px;
    padding: 12px 20px;
  }

  .nav-current {
    display: none;
  }

  .nav-actions {
    gap: 10px;
  }

  .language-links a {
    min-width: 27px;
    padding-inline: 4px;
  }

  .nav-signup {
    padding-inline: 10px;
  }

  .contact-layout {
    width: min(100% - 32px, 600px);
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 44px;
    padding: 52px 0 64px;
  }

  h1 {
    font-size: 42px;
  }

  .hero-copy {
    margin-bottom: 40px;
    font-size: 17px;
  }

  .form-panel {
    padding: 24px 20px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 24px;
  }
}

@media (max-width: 460px) {
  nav {
    flex-wrap: wrap;
    gap: 12px;
  }

  .nav-actions {
    flex: 1 1 100%;
    justify-content: space-between;
  }

  .language-links {
    gap: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}