/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:     #0f1e3d;
  --blue:     #1a56db;
  --blue-l:   #2d6ef7;
  --sky:      #e8f0fe;
  --gray:     #64748b;
  --gray-l:   #f1f5f9;
  --white:    #ffffff;
  --text:     #1e293b;
  --ral1028:  #FFAB00;
  --ral-dark: #c98600;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(15,30,61,.10);
  --trans:  .25s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.65;
  background: var(--white);
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-l); }

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

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15,30,61,.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: box-shadow var(--trans);
}
#header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,.3); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  text-decoration: none;
}
.logo-icon { font-size: 1.6rem; }
.logo strong { font-size: 1rem; white-space: nowrap; }

nav ul {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
}
nav a {
  color: rgba(255,255,255,.82);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .92rem;
  transition: background var(--trans), color var(--trans);
}
nav a:hover { background: rgba(255,255,255,.1); color: var(--white); }
nav .btn-nav {
  background: var(--ral1028);
  color: var(--navy);
  padding: 8px 18px;
  font-weight: 700;
}
nav .btn-nav:hover { background: var(--ral-dark); color: var(--white); }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 4px 8px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, #0f1e3d 0%, #1a3a6e 60%, #0d2a58 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(26,86,219,.25) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(45,110,247,.15) 0%, transparent 40%);
}
.hero::after {
  content: '✈';
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%) rotate(-20deg);
  font-size: clamp(120px, 20vw, 260px);
  opacity: .04;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
  padding-top: 70px;
}

.badge {
  display: inline-block;
  background: rgba(255,171,0,.15);
  border: 1px solid rgba(255,171,0,.5);
  color: var(--ral1028);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .04em;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,.72);
  margin-bottom: 36px;
  max-width: 520px;
}

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

.btn-primary {
  display: inline-block;
  background: var(--ral1028);
  color: var(--navy);
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: .95rem;
  border: none;
  cursor: pointer;
  transition: background var(--trans), transform var(--trans), box-shadow var(--trans);
}
.btn-primary:hover {
  background: var(--ral-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,171,0,.4);
}

.btn-secondary {
  display: inline-block;
  color: var(--white);
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid rgba(255,255,255,.3);
  transition: background var(--trans), border-color var(--trans);
}
.btn-secondary:hover {
  background: rgba(255,255,255,.1);
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}

.btn-full { width: 100%; text-align: center; }

/* ===== HIGHLIGHTS ===== */
.highlights {
  background: var(--navy);
  padding: 64px 0;
  position: relative;
  z-index: 2;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.highlight-card {
  padding: 36px 28px;
  border-right: 1px solid rgba(255,255,255,.1);
  transition: background var(--trans);
}
.highlight-card:last-child { border-right: none; }
.highlight-card:hover { background: rgba(255,255,255,.05); border-radius: var(--radius); }

.highlight-icon { font-size: 2rem; margin-bottom: 12px; filter: invert(1) brightness(2); }
.highlight-card h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--ral1028); }
.highlight-card p { font-size: .88rem; color: rgba(255,255,255,.7); line-height: 1.55; }

/* ===== SECTIONS ===== */
.section { padding: 96px 0; }
.section-dark { background: var(--navy); }
.section-contact { background: var(--gray-l); }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}
.section-dark .section-header h2 { color: #ffffff; }
.section-header p {
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--blue);
}
.service-icon { font-size: 2rem; margin-bottom: 14px; color: var(--navy); line-height: 1; }
.service-card h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.service-card p { font-size: .88rem; color: var(--gray); line-height: 1.6; }

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: center;
}

.section-tag {
  display: inline-block;
  background: rgba(255,171,0,.15);
  color: var(--ral1028);
  border: 1px solid rgba(255,171,0,.35);
  padding: 4px 14px;
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .05em;
  margin-bottom: 16px;
}

.about-text h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
}
.about-text p {
  color: var(--gray);
  margin-bottom: 16px;
  font-size: .97rem;
  text-align: justify;
}
.about-text strong { color: var(--blue); }

.about-stats {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  margin-top: 36px;
  padding-top: 32px;
  border-top: 1px solid #e2e8f0;
}
.stat strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.stat span {
  font-size: .8rem;
  color: var(--gray);
  margin-top: 4px;
  display: block;
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.cert-badge {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(26,86,219,.15);
  border: 2px solid rgba(26,86,219,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.cert-badge::before {
  content: '';
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  border: 1px dashed rgba(26,86,219,.4);
}
.cert-inner {
  text-align: center;
  color: var(--navy);
}
.cert-logo { font-size: 2.5rem; display: block; margin-bottom: 8px; }
.cert-inner strong { display: block; font-size: 2rem; font-weight: 900; color: var(--blue); }
.cert-inner span { display: block; font-size: 1rem; color: var(--navy); }
.cert-inner small { display: block; font-size: .72rem; color: var(--gray); margin-top: 6px; letter-spacing: .05em; }

/* ===== BRANDS ===== */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.brand-card {
  background: var(--white);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.brand-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--blue);
}
.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 6px;
}
.brand-desc {
  font-size: .82rem;
  color: var(--gray);
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  background: var(--sky);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-item strong {
  display: block;
  font-size: .8rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 4px;
}
.contact-item span, .contact-item a {
  font-size: .97rem;
  color: var(--text);
  line-height: 1.5;
}
.contact-item a:hover { color: var(--blue); }

.map-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(26,86,219,.4);
  text-underline-offset: 3px;
  transition: color var(--trans);
}
.map-link:hover { color: var(--blue); }

.contact-form {
  background: var(--white);
  padding: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  font-size: .92rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--trans), box-shadow var(--trans);
  outline: none;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
.contact-form textarea { resize: vertical; min-height: 130px; }

.form-note {
  font-size: .85rem;
  text-align: center;
  min-height: 20px;
}
.form-note.success { color: #16a34a; }
.form-note.error { color: #dc2626; }

/* ===== FOOTER ===== */
footer {
  background: var(--navy);
  color: rgba(255,255,255,.6);
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.08);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}
.footer-logo strong { display: block; font-size: .95rem; }
.footer-logo span { font-size: .75rem; opacity: .55; }

.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  transition: color var(--trans);
}
.footer-links a:hover { color: var(--white); }

.footer-copy { font-size: .82rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .highlights-grid { grid-template-columns: 1fr; margin-top: -24px; }
  .highlight-card { border-right: none; border-bottom: 1px solid #e2e8f0; }
  .highlight-card:last-child { border-bottom: none; }
  .services-grid { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  nav ul { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--navy); padding: 16px; gap: 4px; }
  nav ul.open { display: flex; }
  .menu-toggle { display: block; }
  .hero-content { padding-top: 90px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
  .about-stats { gap: 24px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .brands-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-secondary { text-align: center; }
  .cert-badge { width: 200px; height: 200px; }
}