.about-shell {
  width: min(1180px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 26px 28px 50px;
}

.about-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.about-brand {
  color: var(--text);
  font-size: 31px;
  font-weight: 800;
  letter-spacing: .02em;
  text-decoration: none;
}

.about-back {
  padding: 11px 14px;
  border: 1px solid var(--border);
  color: var(--muted-bright);
  font-size: 10px;
  font-weight: 800;
  text-decoration: none;
}

.about-back:hover,
.about-back:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  align-items: start;
}

.about-content,
.contact-card {
  border: 1px solid var(--border);
  background: var(--surface);
}

.about-content {
  padding: clamp(24px, 5vw, 54px);
}

.about-kicker {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
}

.about-lead {
  max-width: 780px;
}

.about-content section {
  max-width: 780px;
  padding: 29px 0;
  border-top: 1px solid var(--border);
}

.about-content .about-intro {
  padding-top: 0;
  border-top: 0;
}

.about-content h1,
.about-content h2,
.contact-card h2 {
  margin: 0 0 13px;
  font-size: 18px;
}

.about-content p,
.contact-card > p {
  margin: 9px 0;
  color: var(--muted-bright);
  font-size: 14px;
  line-height: 1.65;
}

.about-content a {
  color: var(--accent);
}

.contact-card {
  position: sticky;
  top: 24px;
  padding: 27px;
}

.contact-form {
  display: grid;
  gap: 8px;
  margin-top: 24px;
}

.contact-form label {
  margin-top: 8px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.contact-form label span {
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 0;
  background: #102533;
  color: var(--text);
  font: inherit;
  outline: none;
}

.contact-form input {
  height: 46px;
  padding: 0 12px;
}

.contact-form textarea {
  min-height: 150px;
  padding: 12px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border: 2px solid var(--accent);
}

.contact-form button {
  height: 46px;
  margin-top: 10px;
  border: 0;
  background: var(--accent);
  color: var(--accent-dark);
  font: 800 11px "Segoe UI", sans-serif;
  cursor: pointer;
}

.contact-form button:hover {
  background: #58dfc4;
}

.contact-privacy {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.contact-status {
  margin-top: 16px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  line-height: 1.45;
}

.contact-status-success {
  border-color: #257965;
  background: #061a18;
  color: #c8fff3;
}

.contact-status-error {
  border-color: #7f3740;
  background: #4b2025;
  color: var(--danger);
}

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

@media (max-width: 820px) {
  .about-layout {
    grid-template-columns: 1fr;
  }

  .contact-card {
    position: static;
  }
}

@media (max-width: 620px) {
  .about-shell {
    padding: 16px 16px 36px;
  }

  .about-header {
    min-height: 64px;
    margin-bottom: 16px;
  }

  .about-brand {
    font-size: 25px;
  }

  .about-content,
  .contact-card {
    padding: 22px;
  }
}