:root {
  --bg-primary: #0a0a0a;
  --bg-card: #121212;
  --text-primary: #f3f4f6;
  --text-muted: #9ca3af;
  --accent: #d4d4d8;
  --border: #262626;
  --radius: 8px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  letter-spacing: 0.2px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 30px;
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: #ffffff;
  color: #000000;
}
.btn-primary:hover {
  background: #e5e5e5;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--text-muted);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-primary);
}
.btn-outline:hover {
  border-color: #ffffff;
}

/* Бейджики */
.badge {
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 20px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Шапка */
.header {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
  position: sticky;
  top: 0;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(10px);
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.logo-sub {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav {
  display: flex;
  gap: 36px;
}

.nav a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 400;
  font-size: 14px;
  transition: color 0.2s;
  letter-spacing: 0.5px;
}

.nav a:hover {
  color: var(--text-primary);
}

/* Первый экран */
.hero {
  padding: 100px 0 80px;
  border-bottom: 1px solid var(--border);
}

.tags-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.15;
  font-weight: 400;
  max-width: 900px;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 700px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  gap: 16px;
  margin-bottom: 70px;
  flex-wrap: wrap;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  border-top: 1px solid var(--border);
  padding-top: 40px;
}

.stat-card .stat-num {
  font-size: 28px;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.stat-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Секции */
.section {
  padding: 90px 0;
  border-bottom: 1px solid var(--border);
}

.section-light {
  background-color: #0d0d0d;
}

.section-head {
  margin-bottom: 50px;
  max-width: 700px;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-muted);
}

/* Сетка проектов */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 36px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.project-badge {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  display: inline-block;
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
  letter-spacing: 1px;
  border: 1px solid var(--border);
}

.project-card h3 {
  font-size: 20px;
  margin-bottom: 6px;
  font-weight: 500;
}

.project-location {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.project-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.project-points {
  list-style: none;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.project-points li {
  font-size: 13px;
  margin-bottom: 8px;
  padding-left: 16px;
  position: relative;
  color: var(--text-muted);
}

.project-points li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-primary);
}

/* Услуги сетка */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
}

.service-card.featured {
  border-color: #525252;
}

.service-tag {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  letter-spacing: 1.5px;
}

.service-card h3 {
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

.check-list {
  list-style: none;
  margin-bottom: 36px;
}

.check-list li {
  font-size: 13px;
  margin-bottom: 12px;
  padding-left: 20px;
  position: relative;
  color: var(--text-muted);
}

.check-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-primary);
}

.card-link {
  margin-top: auto;
  text-decoration: none;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 14px;
  letter-spacing: 0.5px;
}
.card-link:hover {
  text-decoration: underline;
}

/* О нас / Подход */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 {
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 20px;
}

.about-text .lead {
  font-size: 17px;
  font-weight: 400;
  margin-bottom: 20px;
  line-height: 1.6;
  color: var(--text-primary);
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 14px;
  line-height: 1.7;
}

.about-action {
  margin-top: 36px;
}

.about-box {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.fact-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 28px;
  border-radius: var(--radius);
}

.fact-item strong {
  display: block;
  font-size: 15px;
  margin-bottom: 6px;
  font-weight: 500;
}

.fact-item span {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Контакты */
.contact-container {
  text-align: center;
  max-width: 800px;
}

.contact-container h2 {
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 16px;
}

.contact-container p {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 40px;
  line-height: 1.6;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  text-align: left;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 28px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s;
}

.contact-card:hover {
  border-color: #737373;
}

.contact-card .icon {
  font-size: 20px;
  margin-bottom: 12px;
}

.contact-card strong {
  font-size: 15px;
  margin-bottom: 4px;
  font-weight: 500;
}

.contact-card span {
  font-size: 13px;
  color: var(--text-muted);
}

/* Подвал */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.footer-content p + p {
  margin-top: 6px;
  font-size: 11px;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 32px;
  }
  .nav {
    display: none;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}