:root {
  color-scheme: dark;
  --bg: #f9f9f9;
  --surface: #ffffff;
  --surface-strong: #f1f1f1;
  --text: #111111;
  --text-muted: #565656;
  --border: #d6d6d6;
  --shadow: rgba(0, 0, 0, 0.08);
  --accent: #111111;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: inherit;
}

.brand-title {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
}

.brand-subtitle {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.site-nav {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}

.hero-section {
  padding: 4rem 0 2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.05;
}

.hero-text {
  margin: 1.5rem 0 0;
  max-width: 44rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--text);
  color: #ffffff;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: rgba(17, 17, 17, 0.12);
}

.hero-panel {
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-card {
  width: 100%;
  max-width: 34rem;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 24px 64px var(--shadow);
  border-radius: 24px;
}

.feature-card h2 {
  margin-top: 0;
  font-size: 1.6rem;
}

.feature-card p {
  margin: 1rem 0 0;
  color: var(--text-muted);
  line-height: 1.8;
}

.section-block {
  padding: 4rem 0;
}

.light-block {
  background: #ffffff;
}

.dark-block {
  background: #151515;
  color: #f2f2f2;
}

.section-grid {
  display: grid;
  gap: 2.5rem;
}

.section-label {
  display: inline-block;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.service-card,
.about-item {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 20px;
  padding: 1.8rem;
}

.service-card h3,
.about-item strong {
  margin: 0;
  font-size: 1.05rem;
}

.service-card p,
.about-item p {
  margin: 1rem 0 0;
  color: var(--text-muted);
  line-height: 1.75;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
}

.about-copy h2 {
  margin-top: 0.5rem;
}

.about-points {
  display: grid;
  gap: 1rem;
}

.about-item {
  display: grid;
  gap: 0.75rem;
}

.about-item strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: #ffffff;
  color: #111111;
  border-radius: 18px;
  font-size: 1rem;
}

.about-item p {
  color: #dcdcdc;
}

.contact-section {
  padding-bottom: 5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem 1.05rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #f9f9f9;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #111111;
  box-shadow: 0 0 0 4px rgba(17, 17, 17, 0.06);
}

.form-note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-status {
  margin: 0;
  font-size: 0.95rem;
  color: #111111;
}

.site-footer {
  padding: 2rem 0;
  background: #111111;
  color: #dadada;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .contact-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .hero-section {
    padding-top: 3rem;
  }

  .hero-copy h1 {
    font-size: 2.5rem;
  }

  .btn {
    width: 100%;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}