@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #050510;
  --bg2: #0a0a1f;
  --bg3: #0f0f2a;
  --blue: #4f6ef7;
  --blue2: #6c8cff;
  --cyan: #00d4ff;
  --cyan2: #00f5d4;
  --white: #f0f4ff;
  --gray: #8892b0;
  --gray2: #ccd6f6;
  --card: #0d0d22;
  --card2: #111130;
  --border: #1e2050;
  --green: #00e676;
  --purple: #7c3aed;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  line-height: 1.6;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--blue); border-radius: 3px; }

/* LANG BAR */
.lang-bar {
  background: rgba(5,5,16,0.95);
  backdrop-filter: blur(10px);
  padding: 8px 48px;
  display: flex; justify-content: flex-end; gap: 6px;
  border-bottom: 1px solid rgba(79,110,247,0.15);
  position: sticky; top: 0; z-index: 200;
}
.lang-btn {
  background: rgba(79,110,247,0.08);
  border: 1px solid rgba(79,110,247,0.2);
  color: var(--gray);
  padding: 4px 12px; border-radius: 20px; cursor: pointer;
  font-size: 12px; font-weight: 500;
  text-decoration: none; transition: all 0.2s;
  display: inline-block; font-family: 'Inter', sans-serif;
}
.lang-btn.active, .lang-btn:hover {
  border-color: var(--cyan); color: var(--cyan);
  background: rgba(0,212,255,0.1);
}

/* NAV */
nav {
  background: rgba(10,10,31,0.85);
  backdrop-filter: blur(20px);
  padding: 18px 48px;
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid rgba(79,110,247,0.12);
  position: sticky; top: 41px; z-index: 100;
}
.logo {
  font-size: 20px; font-weight: 800; color: var(--white);
  text-decoration: none; letter-spacing: -0.5px; display: flex; align-items: center; gap: 8px;
}
.logo-icon {
  width: 32px; height: 32px; background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  color: var(--gray); text-decoration: none; font-size: 14px;
  font-weight: 500; transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white !important; padding: 8px 20px; border-radius: 20px;
  font-weight: 600 !important;
}
.nav-cta:hover { opacity: 0.9; }

/* HERO */
.hero {
  min-height: 85vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 80px 20px;
  position: relative; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(79,110,247,0.25) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 80%, rgba(0,212,255,0.1) 0%, transparent 60%),
    radial-gradient(ellipse 30% 30% at 20% 70%, rgba(124,58,237,0.1) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(79,110,247,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,110,247,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.hero-content { position: relative; max-width: 800px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(79,110,247,0.12); border: 1px solid rgba(79,110,247,0.3);
  color: var(--blue2); padding: 6px 16px; border-radius: 20px;
  font-size: 13px; font-weight: 500; margin-bottom: 28px;
}
.hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--cyan); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
.hero h1 {
  font-size: clamp(36px, 6vw, 68px); font-weight: 900;
  line-height: 1.1; margin-bottom: 20px; letter-spacing: -2px;
}
.hero h1 .gradient {
  background: linear-gradient(135deg, var(--cyan), var(--blue2), var(--cyan2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 18px; color: var(--gray); max-width: 560px;
  margin: 0 auto 36px; line-height: 1.7; font-weight: 400;
}
.hero-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.btn-hero-primary {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white; padding: 14px 32px; border-radius: 12px;
  text-decoration: none; font-weight: 700; font-size: 15px;
  transition: all 0.2s; box-shadow: 0 4px 24px rgba(79,110,247,0.35);
}
.btn-hero-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(79,110,247,0.5); }
.btn-hero-secondary {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.15);
  color: var(--white); padding: 14px 32px; border-radius: 12px;
  text-decoration: none; font-weight: 600; font-size: 15px; transition: all 0.2s;
}
.btn-hero-secondary:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
.hero-stats { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
.stat { text-align: center; }
.stat-num { font-size: 28px; font-weight: 800; color: var(--white); }
.stat-num span { background: linear-gradient(135deg, var(--cyan), var(--blue2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 13px; color: var(--gray); margin-top: 2px; }

/* SECTION */
.section-wrap { padding: 80px 48px; max-width: 1280px; margin: 0 auto; }
.section-header { margin-bottom: 48px; }
.section-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2);
  color: var(--cyan); padding: 4px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 14px;
}
.section-title {
  font-size: 36px; font-weight: 800; color: var(--white);
  letter-spacing: -1px; line-height: 1.2; margin-bottom: 12px;
}
.section-sub { color: var(--gray); font-size: 16px; max-width: 560px; }

/* PRODUCTS GRID */
.products { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
  transition: all 0.3s; text-decoration: none; display: block;
  position: relative;
}
.product-card::before {
  content: ''; position: absolute; inset: 0; border-radius: 16px;
  background: linear-gradient(135deg, rgba(79,110,247,0.05), rgba(0,212,255,0.05));
  opacity: 0; transition: opacity 0.3s;
}
.product-card:hover { transform: translateY(-6px); border-color: rgba(79,110,247,0.4); box-shadow: 0 20px 60px rgba(79,110,247,0.15); }
.product-card:hover::before { opacity: 1; }
.product-img {
  width: 100%; height: 170px;
  background: linear-gradient(135deg, #080820, #0f1035);
  display: flex; align-items: center; justify-content: center;
  font-size: 52px; position: relative; overflow: hidden;
}
.product-img::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 40px;
  background: linear-gradient(transparent, var(--card));
}
.product-body { padding: 20px; position: relative; }
.product-badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 10px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 10px;
}
.badge-blue { background: rgba(79,110,247,0.15); color: var(--blue2); border: 1px solid rgba(79,110,247,0.3); }
.badge-green { background: rgba(0,230,118,0.1); color: var(--green); border: 1px solid rgba(0,230,118,0.3); }
.product-name { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 8px; line-height: 1.4; }
.product-desc { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 16px; }
.product-footer { display: flex; justify-content: space-between; align-items: center; }
.product-price { font-size: 14px; font-weight: 600; color: var(--cyan); }
.btn {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white; border: none; padding: 8px 16px; border-radius: 8px;
  font-size: 12px; font-weight: 600; cursor: pointer; text-decoration: none;
  transition: all 0.2s; display: inline-block; font-family: 'Inter', sans-serif;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: var(--blue2);
  border: 1px solid rgba(79,110,247,0.4);
  padding: 10px 20px; border-radius: 10px; font-size: 13px;
  font-weight: 600; text-decoration: none; transition: all 0.2s; display: inline-block;
}
.btn-outline:hover { background: rgba(79,110,247,0.1); border-color: var(--blue2); }

/* PRODUCT PAGE */
.breadcrumb {
  padding: 14px 48px; background: var(--bg2);
  border-bottom: 1px solid var(--border); font-size: 13px; color: var(--gray);
}
.breadcrumb a { color: var(--cyan); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 8px; }

.product-page { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; padding: 60px 48px; max-width: 1100px; margin: 0 auto; }
.product-page-img {
  background: linear-gradient(135deg, #080820, #0f1035);
  border-radius: 20px; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 110px; min-height: 320px; position: relative; overflow: hidden;
}
.product-page-img::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(79,110,247,0.15), transparent 70%);
}
.product-page-info h1 { font-size: 28px; font-weight: 800; margin-bottom: 14px; line-height: 1.3; letter-spacing: -0.5px; }
.product-page-info > p { color: var(--gray); font-size: 15px; line-height: 1.8; margin-bottom: 24px; }

.specs { background: var(--card2); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; margin-bottom: 24px; }
.spec-row { display: flex; justify-content: space-between; padding: 12px 18px; border-bottom: 1px solid var(--border); font-size: 14px; }
.spec-row:last-child { border-bottom: none; }
.spec-label { color: var(--gray); font-weight: 500; }
.spec-value { color: var(--white); font-weight: 600; }

.cta-box {
  background: linear-gradient(135deg, rgba(79,110,247,0.1), rgba(124,58,237,0.1));
  border: 1px solid rgba(79,110,247,0.25); border-radius: 16px; padding: 28px; text-align: center;
}
.cta-box h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.cta-box p { color: var(--gray); font-size: 14px; margin-bottom: 22px; }
.cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white; padding: 12px 28px; border-radius: 12px;
  font-weight: 700; text-decoration: none; font-size: 14px;
  transition: all 0.2s; box-shadow: 0 4px 20px rgba(79,110,247,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(79,110,247,0.45); }
.btn-green {
  background: rgba(0,230,118,0.1); color: var(--green);
  border: 1px solid rgba(0,230,118,0.4); padding: 12px 28px;
  border-radius: 12px; font-weight: 700; text-decoration: none;
  font-size: 14px; transition: all 0.2s;
}
.btn-green:hover { background: rgba(0,230,118,0.2); }

/* FEATURES */
.features { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin-top: 16px; }
.feature {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 24px; transition: all 0.3s;
}
.feature:hover { border-color: rgba(79,110,247,0.4); transform: translateY(-3px); }
.feature-icon { font-size: 28px; margin-bottom: 14px; }
.feature h3 { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.feature p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* CONTACT SECTION */
.contact-section {
  margin: 0 48px 80px; border-radius: 24px; padding: 60px 40px; text-align: center;
  background: linear-gradient(135deg, rgba(79,110,247,0.12), rgba(124,58,237,0.12));
  border: 1px solid rgba(79,110,247,0.2); position: relative; overflow: hidden;
}
.contact-section::before {
  content: ''; position: absolute; top: -50%; left: 50%; transform: translateX(-50%);
  width: 400px; height: 400px;
  background: radial-gradient(ellipse, rgba(79,110,247,0.15), transparent 70%);
}
.contact-section h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; letter-spacing: -1px; position: relative; }
.contact-section p { color: var(--gray); margin-bottom: 32px; font-size: 16px; position: relative; }
.contact-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }
.btn-email {
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: white; padding: 14px 32px; border-radius: 12px;
  text-decoration: none; font-weight: 700; font-size: 15px;
  transition: all 0.2s; box-shadow: 0 4px 24px rgba(79,110,247,0.35);
}
.btn-email:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(79,110,247,0.5); }
.btn-phone {
  background: rgba(0,230,118,0.1); color: var(--green);
  border: 1px solid rgba(0,230,118,0.4); padding: 14px 32px;
  border-radius: 12px; text-decoration: none; font-weight: 700;
  font-size: 15px; transition: all 0.2s;
}
.btn-phone:hover { background: rgba(0,230,118,0.2); transform: translateY(-2px); }

/* FOOTER */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 32px 48px; display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-logo { font-size: 16px; font-weight: 800; color: var(--white); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--gray); text-decoration: none; font-size: 13px; transition: color 0.2s; }
.footer-links a:hover { color: var(--white); }
.footer-copy { color: var(--gray); font-size: 13px; }
.footer-copy span { color: var(--cyan); }

/* DIVIDER */
.section-divider {
  height: 1px; background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0 48px;
}

@media (max-width: 900px) {
  .product-page { grid-template-columns: 1fr; padding: 30px 20px; }
}
@media (max-width: 600px) {
  nav, .lang-bar, .section-wrap, .breadcrumb { padding-left: 20px; padding-right: 20px; }
  .hero h1 { font-size: 32px; letter-spacing: -1px; }
  .section-title { font-size: 26px; }
  .contact-section { margin: 0 20px 60px; padding: 40px 20px; }
  footer { padding: 24px 20px; flex-direction: column; text-align: center; }
  .hero-stats { gap: 24px; }
  .nav-links { gap: 16px; }
}