*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
  --bg:      #0a0d12;
  --bg2:     #111520;
  --bg3:     #161b26;
  --border:  rgba(255,255,255,0.07);
  --accent:  #3b82f6;
  --accent2: #60a5fa;
  --text:    #f1f5f9;
  --muted:   rgba(255,255,255,0.45);
  --card-bg: #131720;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,13,18,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 62px;
}
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1rem; color: #fff;
}
.logo-text { font-weight: 800; font-size: 1.1rem; color: #fff; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.88rem; font-weight: 500;
  padding: 7px 14px; border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,0.06); }
.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  font-weight: 600 !important;
}
.nav-cta:hover { background: var(--accent2) !important; }

/* HERO */
.hero {
  padding: 100px 0 80px;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59,130,246,0.12) 0%, transparent 70%);
}
.hero-badge {
  display: inline-block;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.3);
  color: var(--accent2);
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 14px; border-radius: 100px;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: #fff;
}
.hero h1 span { color: var(--accent); }
.hero-sub {
  font-size: 1.1rem; color: var(--muted);
  max-width: 540px; line-height: 1.7;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }

.btn-primary {
  display: inline-block;
  background: var(--accent); color: #fff;
  font-weight: 700; font-size: 0.95rem;
  padding: 13px 28px; border-radius: 10px;
  text-decoration: none; border: none; cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: #2563eb; transform: translateY(-1px); }
.btn-ghost {
  display: inline-block;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text); font-weight: 600; font-size: 0.95rem;
  padding: 13px 28px; border-radius: 10px;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }
.btn-full { width: 100%; text-align: center; font-size: 1rem; padding: 15px; }

.hero-stats {
  display: flex; gap: 40px; flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}
.stat strong { display: block; font-size: 1.6rem; font-weight: 900; color: #fff; }
.stat span { font-size: 0.78rem; color: var(--muted); }

/* SECTIONS */
.section { padding: 96px 0; }
.section-dark { background: var(--bg2); }

.section-head { text-align: center; margin-bottom: 60px; }
.eyebrow {
  display: inline-block;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900; line-height: 1.15;
  letter-spacing: -0.02em; color: #fff;
  margin-bottom: 16px;
}
.section-sub { color: var(--muted); font-size: 1rem; max-width: 500px; margin: 0 auto; }

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  position: relative;
  transition: border-color 0.2s;
}
.card:hover { border-color: rgba(59,130,246,0.3); }
.card-featured {
  border-color: rgba(59,130,246,0.4);
  background: linear-gradient(135deg, #131e35 0%, #0d1526 100%);
}
.card-badge {
  position: absolute; top: -12px; left: 24px;
  background: var(--accent); color: #fff;
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 12px; border-radius: 100px;
  letter-spacing: 0.04em;
}
.card-icon { font-size: 2rem; margin-bottom: 12px; }
.card-tag { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent2); margin-bottom: 8px; }
.card h3 { font-size: 1.35rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; margin-bottom: 20px; }
.card ul { list-style: none; margin-bottom: 28px; }
.card ul li {
  font-size: 0.88rem; color: rgba(255,255,255,0.65);
  padding: 5px 0; border-bottom: 1px solid var(--border);
  padding-left: 18px; position: relative;
}
.card ul li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.card ul li:last-child { border-bottom: none; }
.card-link {
  display: inline-block;
  color: var(--accent); font-weight: 700; font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.15s;
}
.card-link:hover { color: var(--accent2); }

/* WHY GRID */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
@media (max-width: 860px) { .why-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px)  { .why-grid { grid-template-columns: 1fr; } }

.why-item { }
.why-icon { font-size: 1.8rem; margin-bottom: 12px; }
.why-item h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.why-item p { font-size: 0.88rem; color: var(--muted); line-height: 1.7; }

/* CONTACT FORM */
.form-wrap {
  max-width: 680px; margin: 0 auto;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: rgba(255,255,255,0.6); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: #fff;
  font-family: inherit;
  font-size: 0.93rem;
  padding: 11px 14px;
  transition: border-color 0.15s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group select option { background: #1a1f2e; }
.form-group textarea { resize: vertical; min-height: 100px; }

.status-ok { margin-top: 14px; color: #4ade80; font-size: 0.9rem; font-weight: 600; }
.status-err { margin-top: 14px; color: #f87171; font-size: 0.9rem; }

/* FOOTER */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 24px; margin-bottom: 32px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; text-align: right; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.88rem; transition: color 0.15s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 20px; font-size: 0.78rem; color: var(--muted); }