:root {
  color-scheme: light;
  --page: #FFFFFF;
  --card: #F5F5F5;
  --ink: #111111;
  --muted: #555555;
  --button: #FDD403;
  --content-width: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.site-header {
  width: min(var(--content-width), calc(100% - 48px));
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.footer-brand {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 28px;
}

.site-header nav a,
.footer-links a {
  color: var(--muted);
  font-size: 0.94rem;
}

.site-header nav a:hover,
.footer-links a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.hero {
  width: min(var(--content-width), calc(100% - 48px));
  min-height: 480px;
  margin: 0 auto;
  padding: 72px 0 94px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 42px;
}

.hero-photo {
  display: block;
  width: 160px;
  height: 160px;
  flex: 0 0 160px;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  background: var(--card);
}

.hero-copy {
  max-width: 570px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.065em;
}

.hero-copy > p {
  max-width: 560px;
  margin-bottom: 26px;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.55;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 0;
  border-radius: 6px;
  background: var(--button);
  color: var(--ink);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

.button:hover:not(:disabled) {
  background: #EAC300;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
}

.section {
  width: min(var(--content-width), calc(100% - 48px));
  margin: 0 auto;
  padding: 76px 0;
}

.tools-section {
  border-top: 1px solid #E7E7E7;
}

.section-heading {
  margin-bottom: 28px;
}

.eyebrow {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.05em;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.tool-card {
  min-height: 240px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--card);
  border-radius: 8px;
}

.tool-card h3 {
  margin: 0 0 10px;
  font-size: 1.35rem;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.tool-card p {
  margin: 0 0 22px;
  color: var(--muted);
}

.tool-card .button {
  margin-top: auto;
}

.status {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 650;
}

.about-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  align-items: center;
  gap: clamp(32px, 7vw, 84px);
}

.about-photo {
  display: block;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
  border-radius: 12px;
  background: var(--card);
}

.about-copy > p:last-child {
  max-width: 560px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.contact-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid #E7E7E7;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  width: min(var(--content-width), calc(100% - 48px));
  min-height: 112px;
  margin: 0 auto;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid #E7E7E7;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 22px;
}

@media (max-width: 680px) {
  .site-header {
    width: calc(100% - 36px);
    min-height: auto;
    padding: 20px 0 16px;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .site-header nav {
    width: 100%;
    justify-content: flex-start;
    gap: 10px 22px;
  }

  .hero,
  .section,
  .site-footer {
    width: calc(100% - 36px);
  }

  .hero {
    min-height: auto;
    padding: 54px 0 66px;
    flex-direction: column;
    align-items: flex-start;
    gap: 26px;
  }

  .hero-photo {
    width: 148px;
    height: 148px;
    flex-basis: 148px;
  }

  .section {
    padding: 56px 0;
  }

  .tool-grid {
    grid-template-columns: 1fr;
  }

  .tool-card {
    min-height: 220px;
    padding: 24px;
  }

  .about-section {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .about-photo {
    max-width: 100%;
  }

  .contact-section,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-footer {
    padding: 24px 0 32px;
  }

  .footer-links {
    justify-content: flex-start;
    gap: 10px 18px;
  }
}