:root {
  --primary: #1a6bb5;
  --primary-dark: #155096;
  --primary-light: #2d8bdb;
  --primary-glow: rgba(26,107,181,.25);
  --navy: #0b1120;
  --navy-light: #1e293b;
  --accent: #f59e0b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-dark: #0b1120;
  --text: #0f172a;
  --text-light: #64748b;
  --text-on-dark: #f1f5f9;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 40px -10px rgba(0,0,0,.12);
  --shadow-glow: 0 0 30px var(--primary-glow);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: .35s cubic-bezier(.22,1,.36,1);
  --container: 1200px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px; line-height: 1.6; color: var(--text); background: var(--bg);
  overflow-x: hidden; -webkit-font-smoothing: antialiased;
}

::selection { background: var(--primary); color: #fff; }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--navy-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; touch-action: manipulation; }
a, .btn, .lang-btn, .nav-toggle { touch-action: manipulation; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; position: relative; }
.section-dark { background: var(--bg-dark); color: var(--text-on-dark); position: relative; }
.section-tag {
  display: inline-block; padding: 6px 18px; border-radius: 20px;
  background: rgba(26,107,181,.12); color: var(--primary); font-size: .8rem;
  font-weight: 600; margin-bottom: 16px; letter-spacing: .08em; text-transform: uppercase;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header h2 {
  font-size: clamp(2rem, 4.5vw, 3rem); font-weight: 800;
  color: var(--navy); letter-spacing: -.03em; margin-bottom: 16px; line-height: 1.15;
}
.section-dark .section-header h2 { color: var(--text-on-dark); }
.section-header p { font-size: 1.1rem; color: var(--text-light); max-width: 560px; margin: 0 auto; line-height: 1.7; }
.section-dark .section-header p { color: #94a3b8; }

.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; font-size: .95rem; font-weight: 600;
  border-radius: var(--radius-sm); transition: var(--transition);
  text-align: center; letter-spacing: .01em; position: relative; overflow: hidden;
}
.btn::after { content: ''; position: absolute; inset: 0; background: rgba(255,255,255,.1); opacity: 0; transition: opacity .3s; }
.btn:hover::after { opacity: 1; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.section-dark .btn-outline { border-color: var(--primary-light); color: var(--primary-light); }
.section-dark .btn-outline:hover { background: var(--primary-light); color: var(--navy); }
.btn-glass {
  background: rgba(255,255,255,.08); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15); color: #fff;
}
.btn-glass:hover { background: rgba(255,255,255,.15); transform: translateY(-2px); }

/* Navigation */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 20px 0; transition: var(--transition);
}
.nav::before { content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity .4s; pointer-events: none; }
.nav.scrolled {
  padding: 10px 0;
  background: rgba(11,17,32,.85); backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}
.nav-container { max-width: var(--container); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo-img { height: 44px; width: auto; transition: var(--transition); }
.nav.scrolled .nav-logo-img { height: 38px; }
.nav-menu { display: flex; gap: 4px; align-items: center; }
.nav-link {
  padding: 10px 20px; font-size: .9rem; font-weight: 500; color: rgba(255,255,255,.7);
  border-radius: var(--radius-sm); transition: var(--transition); position: relative;
}
.nav-link:hover, .nav-link.active { color: #fff; background: rgba(255,255,255,.08); }
.nav-lang { display: flex; gap: 2px; margin-left: 12px; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.1); }
.lang-btn {
  padding: 4px 8px; font-size: .75rem; font-weight: 600; color: rgba(255,255,255,.5);
  border-radius: 4px; transition: var(--transition); letter-spacing: .03em;
}
.lang-btn:hover { color: #fff; background: rgba(255,255,255,.08); }
.lang-btn.active { color: var(--primary); background: rgba(26,107,181,.15); }

.nav-toggle {
  display: none; width: 28px; height: 20px; position: relative; z-index: 1002;
  flex-direction: column; justify-content: space-between;
}
.nav-toggle span {
  display: block; width: 100%; height: 2px; background: #fff;
  border-radius: 2px; transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative; height: 100vh; min-height: 650px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0b1120 0%, #162033 40%, #0d1a2e 100%);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(26,107,181,.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 20% 80%, rgba(26,107,181,.08) 0%, transparent 50%);
}
.hero-blob {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: .3;
  animation: blobFloat 20s ease-in-out infinite;
}
.hero-blob-1 { width: 500px; height: 500px; background: var(--primary); top: -10%; right: -5%; animation-delay: 0s; }
.hero-blob-2 { width: 400px; height: 400px; background: var(--primary-light); bottom: -15%; left: -5%; animation-delay: -7s; }
.hero-blob-3 { width: 300px; height: 300px; background: var(--accent); top: 30%; left: 50%; animation-delay: -14s; opacity: .12; }

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(.95); }
  75% { transform: translate(40px, 30px) scale(1.02); }
}

.hero-main { position: relative; z-index: 2; text-align: center; color: #fff; padding: 0 24px; }
.hero-badge {
  display: inline-block; padding: 6px 18px; border-radius: 20px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08);
  font-size: .8rem; font-weight: 500; color: rgba(255,255,255,.7); margin-bottom: 24px;
  backdrop-filter: blur(4px);
}
.hero-logo { margin: 0 auto 28px; max-width: 280px; filter: brightness(0) invert(1); }
.hero-title { font-size: clamp(1.75rem, 5vw, 3.5rem); font-weight: 900; letter-spacing: -.03em; margin-bottom: 16px; line-height: 1.1; }
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.3rem); opacity: .85; margin-bottom: 40px; letter-spacing: .02em; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-actions .btn { min-width: 180px; }

/* Motto */
.motto { text-align: center; position: relative; overflow: hidden; }
.motto-shape {
  position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(26,107,181,.04) 0%, transparent 70%);
  pointer-events: none;
}
.motto-content { position: relative; z-index: 1; }
.motto-label {
  display: inline-block; padding: 6px 18px; border-radius: 20px;
  background: rgba(26,107,181,.1); color: var(--primary); font-size: .8rem;
  font-weight: 600; margin-bottom: 20px; letter-spacing: .08em; text-transform: uppercase;
}
.motto-text {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem); font-weight: 800; color: var(--navy);
  margin-bottom: 24px; font-style: italic; line-height: 1.3;
}
.motto-content p { max-width: 680px; margin: 0 auto; color: var(--text-light); font-size: 1.05rem; line-height: 1.8; }

/* Categories */
.categories-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.category-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 40px 28px; transition: var(--transition); position: relative; overflow: hidden;
}
.category-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--primary));
  transform: scaleX(0); transform-origin: left; transition: transform .4s ease;
}
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.category-card:hover::before { transform: scaleX(1); }
.category-icon { width: 48px; height: 48px; margin-bottom: 24px; color: var(--primary); }
.category-icon svg { width: 100%; height: 100%; }
.category-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: var(--navy); letter-spacing: -.02em; }
.category-card p { color: var(--text-light); font-size: .95rem; margin-bottom: 20px; line-height: 1.75; }
.category-features { margin-bottom: 20px; }
.category-features li { padding: 6px 0 6px 24px; position: relative; font-size: .9rem; color: var(--text-light); }
.category-features li::before {
  content: ''; position: absolute; left: 0; top: 13px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--primary);
  box-shadow: 0 0 6px var(--primary-glow);
}

/* Products */
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 24px; }
.product-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius); overflow: hidden; transition: var(--transition);
  backdrop-filter: blur(4px);
}
.product-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.product-img { width: 100%; aspect-ratio: 375/233; overflow: hidden; }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.product-card:hover .product-img img { transform: scale(1.08); }
.product-body { padding: 28px; }
.product-body h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; letter-spacing: -.02em; }
.product-body > p { font-size: .9rem; opacity: .8; margin-bottom: 20px; line-height: 1.7; }

.product-details {
  max-height: 0; overflow: hidden; transition: max-height .5s cubic-bezier(.22,1,.36,1), opacity .3s ease, margin .3s ease;
  opacity: 0; margin-top: 0;
}
.product-details.open { max-height: 800px; opacity: 1; margin-top: 24px; }
.product-details h4 { font-size: .9rem; font-weight: 600; margin-bottom: 12px; opacity: .85; text-transform: uppercase; letter-spacing: .05em; }

.spec-table { overflow-x: auto; margin-bottom: 16px; }
.spec-table table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.spec-table th, .spec-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid rgba(255,255,255,.06); }
.spec-table th { font-weight: 600; opacity: .5; font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }
.spec-table td { font-family: 'Courier New', monospace; font-size: .9rem; }

/* Benefits */
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.benefit-item {
  text-align: center; padding: 40px 24px; border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.06); transition: var(--transition);
}
.benefit-item:hover { border-color: rgba(26,107,181,.3); transform: translateY(-4px); background: rgba(255,255,255,.02); }
.benefit-icon {
  width: 60px; height: 60px; margin: 0 auto 20px;
  color: var(--primary); transition: var(--transition);
}
.benefit-item:hover .benefit-icon { transform: scale(1.1); }
.benefit-icon svg { width: 100%; height: 100%; }
.benefit-item h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.section-dark .benefit-item h3 { color: var(--primary); }
.benefit-item p { font-size: .9rem; color: var(--text-light); line-height: 1.7; }
.section-dark .benefit-item p { color: rgba(255,255,255,.82); }

/* Contact */
.contact-center { display: flex; justify-content: center; }
.contact-info { max-width: 520px; width: 100%; }
.contact-info h3 {
  font-size: 1.5rem; font-weight: 700; margin-bottom: 28px;
  text-align: center; letter-spacing: -.02em;
}
.contact-list { margin-bottom: 28px; }
.contact-list li {
  display: flex; align-items: center; justify-content: center;
  gap: 14px; padding: 14px 0; font-size: 1.05rem;
}
.contact-list li svg { width: 22px; height: 22px; flex-shrink: 0; color: var(--primary); }
.contact-list li a { color: var(--primary); transition: var(--transition); }
.contact-list li a:hover { color: var(--primary-light); text-decoration: underline; }
.contact-company {
  text-align: center; padding: 28px; background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06); border-radius: var(--radius-sm); margin-bottom: 28px;
}
.contact-company p { font-size: .9rem; margin-bottom: 6px; opacity: .85; }
.contact-company p:last-child { margin-bottom: 0; }
.contact-social { display: flex; justify-content: center; gap: 12px; }
.social-link {
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,.06); color: #fff;
  transition: var(--transition); border: 1px solid rgba(255,255,255,.08);
}
.social-link:hover { background: var(--primary); border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.social-link svg { width: 22px; height: 22px; }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s cubic-bezier(.22,1,.36,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Footer */
.footer { background: var(--navy); color: var(--text-on-dark); padding: 60px 0 0; position: relative; }
.footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26,107,181,.3), transparent);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
.footer-about img { margin-bottom: 16px; }
.footer-about p { font-size: .9rem; opacity: .6; line-height: 1.7; max-width: 300px; }
.footer h4 { font-size: .85rem; font-weight: 700; margin-bottom: 20px; letter-spacing: .08em; text-transform: uppercase; opacity: .4; }
.footer-links ul li { margin-bottom: 10px; }
.footer-links a { font-size: .9rem; opacity: .6; transition: var(--transition); }
.footer-links a:hover { opacity: 1; color: var(--primary-light); }
.footer-contact p { font-size: .9rem; opacity: .6; margin-bottom: 8px; }
.footer-contact a { color: var(--primary-light); }
.footer-contact a:hover { text-decoration: underline; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.06); padding: 24px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: .85rem; opacity: .5; }
.footer-bottom a:hover { color: var(--primary-light); }

/* GDPR Bar */
.gdpr-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
  background: rgba(11,17,32,.97); backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 16px 24px;
  transform: translateY(100%); transition: transform .5s cubic-bezier(.22,1,.36,1);
}
.gdpr-bar.show { transform: translateY(0); }
.gdpr-bar-content {
  max-width: var(--container); margin: 0 auto;
  display: flex; align-items: center; gap: 20px;
}
.gdpr-bar-content p { flex: 1; font-size: .9rem; color: rgba(255,255,255,.75); line-height: 1.5; }
.gdpr-bar-content a { color: var(--primary-light); text-decoration: underline; }
.gdpr-bar-content .btn { flex-shrink: 0; white-space: nowrap; padding: 10px 24px; font-size: .9rem; }

@media (max-width: 768px) {
  .gdpr-bar-content { flex-direction: column; text-align: center; gap: 12px; }
  .gdpr-bar { padding: 16px; }
}

/* Tablet & Mobile */
@media (max-width: 1024px) {
  .contact-info { max-width: 100%; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .hero { min-height: 600px; }
  .hero-title { font-size: clamp(1.75rem, 4.5vw, 2.8rem); }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh; height: 100dvh;
    background: rgba(11,17,32,.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 100px 32px 32px;
    transition: right .4s cubic-bezier(.22,1,.36,1); gap: 4px; z-index: 1001;
    border-left: 1px solid rgba(255,255,255,.06);
  }
  .nav-menu.open { right: 0; }
  .nav-link { font-size: 1.1rem; color: rgba(255,255,255,.6); padding: 14px 16px; border-radius: var(--radius-sm); min-height: 48px; display: flex; align-items: center; }
  .nav-link:hover, .nav-link.active { color: #fff; background: rgba(255,255,255,.06); }
  .nav-lang { margin-left: 0; padding-left: 0; border-left: none; margin-top: 8px; padding-top: 12px; border-top: 1px solid rgba(255,255,255,.1); gap: 4px; }
  .lang-btn { font-size: .9rem; padding: 10px 14px; flex: 1; text-align: center; min-height: 44px; letter-spacing: .05em; }
  .btn { width: 100%; text-align: center; justify-content: center; min-height: 48px; }
  .section { padding: 72px 0; }
  .section-header { margin-bottom: 48px; }
  .section-header p { font-size: 1rem; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .products-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero { min-height: 100vh; min-height: 100svh; }
  .hero-logo { max-width: 200px; margin: 0 auto 24px; }
  .hero-title { font-size: clamp(1.5rem, 6vw, 2.2rem); }
  .hero-subtitle { font-size: 1rem; margin-bottom: 32px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { min-width: unset; width: 100%; max-width: 300px; }
  .motto-text { font-size: clamp(1.3rem, 4vw, 1.8rem); }
  .motto-content p { font-size: .95rem; }
  .category-card { padding: 32px 24px; }
  .product-body { padding: 24px; }
  .spec-table { font-size: .8rem; margin: 0 -16px 12px; padding: 0 16px; -webkit-overflow-scrolling: touch; }
  .spec-table table { min-width: 420px; }
  .benefit-item { padding: 32px 20px; }
  .contact-list li { font-size: .95rem; padding: 12px 0; }
  .contact-company { padding: 24px 20px; }
  .footer { padding: 48px 0 0; }
  .footer-grid > *:first-child { grid-column: 1 / -1; }
  .footer-about p { max-width: 100%; }
}

@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; gap: 16px; }
  .benefits-grid { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero { min-height: 100vh; min-height: 100svh; }
  .hero-logo { max-width: 160px; margin: 0 auto 20px; }
  .hero-title { font-size: clamp(1.3rem, 7vw, 1.8rem); }
  .hero-subtitle { font-size: .9rem; margin-bottom: 28px; }
  .spec-table { font-size: .7rem; }
  .spec-table th, .spec-table td { padding: 8px 10px; }
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  .section-header { margin-bottom: 36px; }
  .section-header h2 { font-size: 1.6rem; }
  .section-header p { font-size: .9rem; }
  .product-body { padding: 20px; }
  .product-body h3 { font-size: 1.1rem; }
  .category-card { padding: 28px 20px; }
  .category-card h3 { font-size: 1.15rem; }
  .benefit-item { padding: 28px 16px; }
  .benefit-item h3 { font-size: 1rem; }
  .contact-list li { font-size: .9rem; gap: 10px; }
  .contact-company { padding: 20px 16px; }
  .contact-company p { font-size: .8rem; }
  .footer { padding: 40px 0 0; }
  .footer-grid { gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .nav-menu { width: 100%; max-width: 320px; padding: 90px 24px 24px; }
  .lang-btn { font-size: .85rem; padding: 10px 8px; }
}