/* e-mom Elektrotechnik – static HTML/CSS */
:root {
  --blue: #1e6cf2;
  --blue-light: #4d8dff;
  --blue-dark: #0a2a5e;
  --black: #050a14;
  --night: #0d1424;
  --white: #ffffff;
  --muted: #c9d3e6;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --container: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--white);
  background: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue-light); text-decoration: none; }
a:hover { color: var(--white); }
ul { list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 10, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0; gap: 16px; position: relative;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 1.25rem; color: var(--white);
}
.logo small { font-weight: 500; opacity: 0.7; font-size: 0.85rem; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 8px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  display: grid; place-items: center; color: white; font-weight: 900;
}
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: var(--muted); font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--white); }

.header-right { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  display: inline-flex; border: 1px solid var(--border); border-radius: 999px;
  overflow: hidden; background: rgba(255,255,255,0.04);
}
.lang-toggle button {
  background: transparent; color: var(--muted);
  padding: 6px 14px; font-size: 0.85rem; font-weight: 700;
  border: 0; cursor: pointer; letter-spacing: 0.5px;
}
.lang-toggle button.active { background: var(--blue); color: var(--white); }

.menu-toggle {
  display: none; background: transparent; border: 0; color: var(--white);
  font-size: 1.5rem; cursor: pointer;
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: 96px 0 80px;
  background:
    radial-gradient(1000px 500px at 80% -10%, rgba(30,108,242,0.35), transparent 60%),
    radial-gradient(700px 400px at 0% 20%, rgba(10,42,94,0.6), transparent 70%),
    linear-gradient(180deg, var(--black), var(--night));
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center;
}
.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.1; font-weight: 800; letter-spacing: -0.02em;
  margin: 12px 0 20px;
}
.hero h1 .accent { color: var(--blue-light); display: block; }
.hero p { color: var(--muted); font-size: 1.1rem; max-width: 560px; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 24px; border-radius: var(--radius);
  font-weight: 600; font-size: 1rem; cursor: pointer;
  border: 1px solid transparent; transition: all .2s;
}
.btn-primary {
  background: var(--blue); color: var(--white);
  box-shadow: 0 8px 24px rgba(30,108,242,0.35);
}
.btn-primary:hover { background: var(--blue-light); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--white); border-color: var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,0.06); }

.hero-image {
  border-radius: 20px; overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }

/* Sections */
.section { padding: 88px 0; }
.section-alt { background: var(--night); }
.section-title { text-align: center; margin-bottom: 52px; }
.eyebrow {
  display: inline-block;
  color: var(--blue-light); font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; font-size: 0.8rem; margin-bottom: 12px;
}
.section h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800; letter-spacing: -0.01em;
}
.section .lead { color: var(--muted); max-width: 720px; margin: 16px auto 0; }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: linear-gradient(180deg, rgba(30,108,242,0.08), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px; transition: all .25s;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--blue); }
.service-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--blue); color: white;
  display: grid; place-items: center; font-size: 1.4rem; font-weight: 800;
  margin-bottom: 16px;
}
.service-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.service-card p { color: var(--muted); font-size: 0.95rem; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-image {
  border-radius: 20px; overflow: hidden; border: 1px solid var(--border);
  aspect-ratio: 5/4;
}
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.feature-list { margin-top: 22px; display: grid; gap: 14px; }
.feature-list li {
  display: flex; gap: 12px; align-items: flex-start; color: var(--muted);
}
.feature-list li::before {
  content: "✓"; color: var(--white); background: var(--blue);
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; font-size: 0.85rem; flex-shrink: 0;
  font-weight: 800;
}

/* Sectors */
.sectors-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sector {
  position: relative; aspect-ratio: 4/3; border-radius: var(--radius);
  overflow: hidden; border: 1px solid var(--border);
}
.sector img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.sector:hover img { transform: scale(1.06); }
.sector-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(5,10,20,0.92));
  display: flex; align-items: flex-end; padding: 20px;
}
.sector-overlay h4 { color: white; font-size: 1.15rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; }
.contact-info { display: grid; gap: 22px; align-content: start; }
.contact-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px; border: 1px solid var(--border); border-radius: var(--radius);
  background: rgba(255,255,255,0.02);
}
.contact-item-icon {
  width: 40px; height: 40px; border-radius: 8px;
  background: var(--blue-dark); color: var(--blue-light);
  display: grid; place-items: center; flex-shrink: 0; font-weight: 800; font-size: 0.85rem;
}
.contact-item h4 { font-size: 0.85rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.contact-item p, .contact-item a { color: var(--white); font-weight: 500; }

.contact-form {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 0.85rem; color: var(--muted);
  margin-bottom: 6px; font-weight: 600;
}
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 14px;
  background: rgba(0,0,0,0.4); color: var(--white);
  border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 1rem; transition: border-color .2s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--blue);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-success {
  margin-top: 14px; padding: 12px; border-radius: 8px;
  background: rgba(30,108,242,0.15); color: var(--blue-light);
  border: 1px solid rgba(30,108,242,0.4); font-size: 0.95rem;
}

/* Footer */
.site-footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 40px 0 24px;
  color: var(--muted); font-size: 0.9rem;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px;
  margin-bottom: 28px;
}
.footer-grid h5 { color: var(--white); margin-bottom: 12px; font-size: 1rem; }
.footer-grid ul { display: grid; gap: 8px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 20px;
  text-align: center;
}

/* Responsive */
@media (max-width: 900px) {
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; background: var(--night); padding: 20px;
    border-bottom: 1px solid var(--border); gap: 16px;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .hero { padding: 64px 0 56px; }
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .services-grid, .sectors-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}
@media (max-width: 560px) {
  .services-grid, .sectors-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}