* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #1c1917;
  background: #fafaf9;
}

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

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid #e7e5e4;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  background: #1c1917;
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
}

.logo span {
  display: block;
  margin-top: 3px;
  color: #78716c;
  font-size: 12px;
}

nav {
  display: flex;
  gap: 28px;
  font-weight: 600;
  color: #57534e;
  font-size: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: #1c1917;
  color: #fff;
  padding: 14px 22px;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(28, 25, 23, 0.16);
}

.btn.small {
  padding: 10px 16px;
  font-size: 14px;
}

.btn.secondary {
  background: #fff;
  color: #1c1917;
  border: 1px solid #d6d3d1;
  box-shadow: none;
}

.hero {
  padding: 92px 0;
  background:
    radial-gradient(circle at 10% 15%, rgba(120, 113, 108, 0.18), transparent 32%),
    radial-gradient(circle at 90% 75%, rgba(68, 64, 60, 0.14), transparent 28%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
}

.badge {
  display: inline-flex;
  border: 1px solid #d6d3d1;
  background: #fff;
  border-radius: 999px;
  padding: 10px 16px;
  color: #57534e;
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 24px 0 0;
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1.02;
  letter-spacing: -2px;
}

.hero-text {
  max-width: 620px;
  margin-top: 24px;
  color: #57534e;
  font-size: 19px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.points {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
  color: #57534e;
  font-weight: 700;
  font-size: 14px;
}

.points span::before {
  content: "✓ ";
}

.hero-card {
  background: #1c1917;
  color: #fff;
  border-radius: 34px;
  padding: 34px;
  box-shadow: 0 30px 70px rgba(28, 25, 23, 0.22);
}

.card-label,
.section-label {
  margin: 0 0 16px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #a8a29e;
  font-weight: 800;
  font-size: 12px;
}

.category-box {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  padding: 20px;
  margin-top: 16px;
}

.category-box h3 {
  margin: 0;
}

.category-box p {
  color: #d6d3d1;
  line-height: 1.6;
  margin-bottom: 0;
}

.section {
  padding: 84px 0;
}

.light {
  background: #fff;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -1px;
  line-height: 1.1;
}

.section-intro {
  max-width: 680px;
  color: #57534e;
  line-height: 1.75;
  font-size: 17px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 34px;
}

.card {
  background: #fff;
  border: 1px solid #e7e5e4;
  border-radius: 28px;
  padding: 26px;
  box-shadow: 0 8px 24px rgba(28, 25, 23, 0.05);
}

.card ul {
  padding-left: 18px;
  color: #57534e;
  line-height: 1.9;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.split p {
  color: #57534e;
  line-height: 1.8;
  font-size: 17px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.service,
.about-box {
  background: #fafaf9;
  border: 1px solid #e7e5e4;
  border-radius: 28px;
  padding: 26px;
}

.service p {
  font-size: 15px;
}

.process-box {
  background: #1c1917;
  color: #fff;
  border-radius: 28px;
  padding: 32px;
}

.process-box ol {
  margin: 0;
  padding-left: 22px;
  color: #e7e5e4;
  line-height: 1.9;
  font-size: 17px;
}

.contact {
  background: #1c1917;
  color: #fff;
}

.contact .section-label {
  color: #d6d3d1;
}

.contact p {
  color: #d6d3d1;
}

.contact-list {
  margin-top: 26px;
}

.form-card {
  background: #fff;
  color: #1c1917;
  border-radius: 28px;
  padding: 28px;
  display: grid;
  gap: 14px;
}

input,
textarea {
  width: 100%;
  border: 1px solid #d6d3d1;
  border-radius: 18px;
  padding: 15px 16px;
  font-size: 15px;
  outline: none;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

button {
  border: 0;
  border-radius: 999px;
  background: #1c1917;
  color: #fff;
  padding: 15px 20px;
  font-weight: 800;
  cursor: pointer;
}

.note {
  margin: 0;
  color: #78716c !important;
  font-size: 12px !important;
}

footer {
  background: #fff;
  border-top: 1px solid #e7e5e4;
  padding: 26px 0;
  color: #78716c;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 14px;
}

@media (max-width: 900px) {
  nav {
    display: none;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero {
    padding: 64px 0;
  }
}

@media (max-width: 560px) {
  .nav .btn {
    display: none;
  }

  .cards,
  .service-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 40px;
  }
}