/* Base */
:root {
  --bg: #0b1020;
  --surface: #11162a;
  --muted-surface: #0e1426;
  --text: #e5e7eb;
  --subtext: #aeb4c2;
  --primary: #5b7cfa;
  --primary-700: #4664f4;
  --ring: #93c5fd55;
  --card: #141a31;
  --border: #232a44;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background-color: var(--bg);
  background-image: radial-gradient(1200px 800px at 80% -20%, #21306b33, #0000),
                    radial-gradient(1200px 900px at -20% 40%, #1e296b22, #0000);
  background-attachment: scroll, scroll;
  background-size: auto, auto;
  background-position: 80% -20%, -20% 40%;
  background-repeat: no-repeat, no-repeat;
  position: relative;
  line-height: 1.6;
}

/* Blurred, dimmed fixed background image */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("liftttt.webp");
  background-size: cover;
  background-position: center;
  filter: blur(8px) brightness(0.55) saturate(0.9);
  transform: scale(1.06);
  z-index: -1;
  pointer-events: none;
}

img { max-width: 100%; display: block; border: 2px solid var(--border); border-radius: 12px; box-shadow: 0 8px 24px rgba(0,0,0,.35); }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: linear-gradient(#0b1020cc, #0b1020cc);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.2px;
}
.primary-nav { display: none; gap: 18px; }
.primary-nav a {
  color: var(--subtext);
  padding: 8px 10px;
  border-radius: 8px;
}
.primary-nav a:hover { background: var(--muted-surface); color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 10px; }

/* Language dropdown */
.lang-select {
  position: relative;
}
.lang-select summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
}
.lang-select[open] summary { box-shadow: 0 0 0 4px var(--ring); }
.lang-menu {
  position: absolute;
  right: 0;
  margin: 8px 0 0 0;
  padding: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-width: 180px;
}
.lang-menu a {
  display: block;
  padding: 8px 10px;
  color: var(--text);
  border-radius: 8px;
}
.lang-menu a:hover { background: var(--muted-surface); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  transition: transform .05s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--primary);
  color: #0b1020;
  border-color: #516df8;
}
.btn-primary:hover { background: var(--primary-700); }
.btn-ghost { background: transparent; color: var(--text); }
.btn-ghost:hover { background: var(--muted-surface); }
.btn.full { width: 100%; }

/* Hero */
.hero {
  padding: 72px 0 36px;
  background:
    radial-gradient(500px 200px at 15% 20%, #5b7cfa22, #0000),
    radial-gradient(600px 260px at 90% 20%, #6470ff17, #0000);
  border-bottom: 1px solid var(--border);
}
.hero-inner { text-align: center; }
.hero-inner img { margin-left: auto; margin-right: auto; }
.hero h1 { font-size: clamp(28px, 4vw, 44px); margin: 0 0 12px; font-weight: 800; text-shadow: 0 2px 12px rgba(0,0,0,.45); }
.hero p { color: var(--text); margin: 0 auto 18px; max-width: 680px; font-weight: 500; text-shadow: 0 1px 8px rgba(0,0,0,.4); }
.hero-actions { display: inline-flex; gap: 10px; flex-wrap: wrap; }

/* Sections */
.section { padding: 56px 0; }
.section.alt { background: linear-gradient(180deg, #0d1326 0%, #0b1020 100%); }
.section h2 { font-size: clamp(22px, 3vw, 32px); margin: 0 0 12px; }
.section p { color: var(--text); font-weight: 500; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.service {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.team-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  margin-top: 18px;
}
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin-bottom: 8px; color: var(--text); }

.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: grid;
  gap: 12px;
}
.contact-form label { display: grid; gap: 6px; font-size: 14px; color: var(--text); }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; box-shadow: 0 0 0 4px var(--ring); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); }
.site-footer .container { padding: 22px 0; color: var(--subtext); text-align: center; }

/* Responsive */
@media (min-width: 820px) {
  .primary-nav { display: flex; }
}
@media (max-width: 819.98px) {
  .hero { padding-top: 64px; }
  .feature-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

::selection { background: #c7d2fe; color: #0f172a; }