:root {
  --bg: #0b0c0e;
  --bg-elev: #121417;
  --text: #eef0f5;
  --muted: #a3a9b4;
  --accent: #58b6ff;
  --accent-2: #8af5ce;
  --border: #2a2e34;
  --shadow: 0 10px 30px rgba(0,0,0,0.45);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  z-index: 1000;
  background: linear-gradient(180deg, rgba(8,9,11,0.96), rgba(8,9,11,0.9));
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 10px 24px rgba(0,0,0,0.45);
  width: 100%;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-weight: 800;
  letter-spacing: 0.6px;
  color: #fff;
  text-decoration: none;
}
.nav-menu {
  display: flex;
  gap: 14px;
  align-items: center;
}
.nav-menu a {
  position: relative;
  color: #e2e7ef;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 10px 14px;
  border-radius: 12px;
  background: transparent;
  border: 1px solid transparent;
  transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .08s ease;
}
.nav-menu a:hover {
  color: #ffffff;
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 6px 18px rgba(0,0,0,0.35);
}
.nav-menu a.active {
  color: #dfe9ff;
  background: radial-gradient(120% 140% at 10% 10%, rgba(88,182,255,0.22), rgba(138,245,206,0.0) 60%), rgba(255,255,255,0.06);
  border-color: rgba(120,170,255,0.35);
  box-shadow: 0 10px 24px rgba(0,0,0,0.45), inset 0 0 0 1px rgba(255,255,255,0.04);
}

.nav-toggle { display: none; background: none; border: 1px solid rgba(255,255,255,0.08); border-radius: 10px; padding: 6px 10px; color: #ffffff; font-size: 18px; background-color: rgba(255,255,255,0.04); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  color: #e2e7ef;
  background: rgba(255,255,255,0.05);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.2px;
  transition: transform .08s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-1px); color: #ffffff; background: rgba(255,255,255,0.07); border-color: rgba(255,255,255,0.12); box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 6px 18px rgba(0,0,0,0.35); }
.btn-primary { background: radial-gradient(120% 140% at 10% 10%, rgba(88,182,255,0.22), rgba(138,245,206,0.0) 60%), rgba(255,255,255,0.06); color: #dfe9ff; border-color: rgba(120,170,255,0.35); }
.btn-ghost { background: rgba(255,255,255,0.05); }

.section { padding: 80px 0; border-top: 1px solid var(--border); }
.hero { padding-top: 160px; background: radial-gradient(1100px 820px at 80% -10%, rgba(88,182,255,0.22), transparent 60%), radial-gradient(820px 620px at -10% 10%, rgba(138,245,206,0.14), transparent 60%); }
.hero-inner { max-width: 840px; }
.hero h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.1; margin: 0 0 16px; }
.hero p { font-size: clamp(16px, 2.5vw, 20px); color: var(--muted); margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }

h2 { font-size: 28px; margin: 0 0 24px; }
h3 { font-size: 20px; margin: 0 0 8px; }
p { margin: 0 0 12px; }
ul { margin: 0; padding-left: 18px; color: var(--muted); }

.grid { display: grid; gap: 20px; }
.cards { grid-template-columns: repeat(4, 1fr); align-items: stretch; }
@media (max-width: 1000px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.card h3 { color: #fff; }

.features-grid { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .features-grid { grid-template-columns: 1fr; } }

.feature { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)); border: 1px solid var(--border); border-radius: 14px; padding: 18px; box-shadow: var(--shadow); }
.feature p { color: var(--muted); }

.timeline { border-left: 2px solid var(--border); margin-left: 8px; padding-left: 24px; display: grid; gap: 24px; }
.time-item { position: relative; }
.time-item .time { position: absolute; left: -68px; top: 0; color: var(--muted); font-variant-numeric: tabular-nums; }
.time-item::before { content: ""; position: absolute; left: -27px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px rgba(77,177,255,0.15); }
.time-content { background: var(--bg-elev); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }

.contact .meta { color: var(--muted); margin-left: 12px; }
.contact a { color: var(--accent); text-decoration: none; }
.contact-form { display: grid; gap: 14px; max-width: 640px; }
.form-row { display: grid; gap: 6px; }
label { color: var(--muted); font-size: 14px; }
input, textarea { background: var(--bg-elev); border: 1px solid var(--border); color: var(--text); border-radius: 10px; padding: 12px 14px; font: inherit; }
input:focus, textarea:focus { outline: 2px solid rgba(77,177,255,0.35); border-color: rgba(77,177,255,0.35); }
.form-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.site-footer { border-top: 1px solid var(--border); padding: 20px 0 40px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.footer-nav { display: flex; gap: 16px; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--text); }

/* Contact list (when form removed) */
.contact-list { background: var(--bg-elev); border: 1px solid var(--border); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); max-width: 720px; }
.contact-list p { margin: 0 0 10px; }
.contact-list p:last-child { margin-bottom: 0; }

@media (max-width: 820px) {
  .nav-toggle { display: inline-block; }
  .nav-menu { position: fixed; right: 16px; top: 72px; background: #0f1114; border: 1px solid rgba(255,255,255,0.06); border-radius: 14px; padding: 12px; display: none; flex-direction: column; gap: 8px; box-shadow: var(--shadow); }
  .nav-menu.open { display: flex; }
}

html { scroll-behavior: smooth; }