:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-muted: #eef2f8;
  --text: #10213f;
  --text-soft: #485979;
  --primary: #1f4b99;
  --primary-dark: #14315f;
  --accent: #2f6fdd;
  --border: #d8e0ed;
  --success: #19a66a;
  --radius-lg: 20px;
  --radius-md: 14px;
  --shadow: 0 12px 30px rgba(16, 33, 63, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

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

h1 {
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 0.95rem;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.45rem;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.section {
  padding: 5.25rem 0;
}

.section-light {
  background: var(--surface);
}

.section-dark {
  background: linear-gradient(155deg, var(--primary-dark), #1d3d74);
  color: #eef3ff;
}

.section-label {
  display: inline-block;
  margin-bottom: 0.8rem;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.86rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.section-dark .section-label {
  color: #b6d0ff;
}

.section-intro {
  max-width: 720px;
  color: var(--text-soft);
  margin-bottom: 1.6rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(140deg, var(--primary-dark), var(--accent));
}

.brand-text {
  font-size: 1.1rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.main-nav a {
  padding: 0.4rem 0.5rem;
  border-radius: 8px;
  font-weight: 500;
  color: var(--text-soft);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: var(--surface-muted);
  color: var(--text);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
}

.language-switcher select {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-soft);
  font: inherit;
  font-weight: 600;
  padding: 0.45rem 0.6rem;
  cursor: pointer;
}

.language-switcher select:focus-visible {
  outline: 2px solid rgba(47, 111, 221, 0.28);
  border-color: var(--accent);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
}

.nav-toggle span + span {
  margin-top: 6px;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 0.8rem 1.1rem;
  font-weight: 600;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  box-shadow: 0 8px 22px rgba(31, 75, 153, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 10px 22px rgba(31, 75, 153, 0.35);
}

.btn-secondary {
  color: var(--primary-dark);
  background: var(--surface-muted);
}

.btn-nav {
  background: var(--primary);
  color: #fff !important;
  padding-inline: 0.9rem;
}

.hero {
  background: radial-gradient(circle at 20% 20%, #ffffff, #edf3fb 45%, #e8effb 100%);
  padding-top: 6.2rem;
}

.hero-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  align-items: center;
}

.kicker {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 0.86rem;
  margin-bottom: 0.85rem;
}

.hero-subtitle {
  margin-top: 1rem;
  max-width: 58ch;
  color: var(--text-soft);
}

.hero-actions {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  box-shadow: var(--shadow);
}

.hero-card ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--text-soft);
}

.hero-card li + li {
  margin-top: 0.45rem;
}

.two-col {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: start;
}

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

.stat-card {
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.stat-value {
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.stat-label {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.services-grid,
.benefits-grid,
.testimonials-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card,
.benefit-card,
.testimonial-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  background: var(--surface);
}

.info-card p,
.benefit-card p,
.testimonial-card p {
  color: var(--text-soft);
}

.section-dark .benefit-card {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(10, 24, 50, 0.35);
}

.section-dark .benefit-card p {
  color: #d5e2ff;
}

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

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.gallery-item video {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #000;
}

.gallery-item figcaption {
  padding: 0.8rem 0.9rem;
  font-size: 0.93rem;
  color: var(--text-soft);
}

.stars {
  color: #f4b400;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.author {
  margin-top: 0.7rem;
  font-weight: 600;
  color: var(--text);
}

.contact-section {
  padding-bottom: 6rem;
}

.contact-grid {
  display: grid;
  gap: 1.8rem;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
}

.contact-list {
  margin: 1rem 0 0;
  padding-left: 0;
  list-style: none;
}

.contact-list li + li {
  margin-top: 0.45rem;
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
  display: grid;
  gap: 0.9rem;
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  font: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(47, 111, 221, 0.28);
  border-color: var(--accent);
}

.form-note {
  color: var(--text-soft);
  font-size: 0.85rem;
}

.form-message {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 10px;
  font-size: 0.95rem;
  display: none;
}

.form-message p {
  margin: 0;
}

.form-message-success {
  display: block;
  background-color: rgba(25, 166, 106, 0.1);
  border: 1px solid rgba(25, 166, 106, 0.3);
  color: var(--success);
}

.form-message-error {
  display: block;
  background-color: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: #dc2626;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: #fff;
}

.footer-wrap {
  min-height: 74px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--text-soft);
}

.footer-wrap a {
  color: var(--primary);
  font-weight: 600;
}

@media (max-width: 960px) {
  .hero-grid,
  .two-col,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .benefits-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .section {
    padding: 4.3rem 0;
  }

  .nav-toggle {
    display: inline-block;
  }

  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 0.8rem 4vw 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
  }

  .language-switcher {
    margin-left: auto;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 0.65rem 0.7rem;
  }

  .services-grid,
  .benefits-grid,
  .testimonials-grid,
  .stats-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
}