:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-soft: #182235;
  --text: #e5eefc;
  --muted: #9fb0cc;
  --border: rgba(255,255,255,0.08);
  --accent: #38bdf8;
  --accent-2: #22c55e;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(0,0,0,0.25);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #081120 0%, #0f172a 35%, #0b1324 100%);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { opacity: 0.9; }
img { max-width: 100%; }
.container { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.narrow { width: min(760px, 100%); }
.section { padding: 72px 0; }
.alt-section { background: rgba(255,255,255,0.02); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; color: var(--accent); font-size: 0.78rem; font-weight: 700; }
.logo { font-size: 1.4rem; font-weight: 800; color: var(--white); }
.logo span { color: var(--accent); }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(8, 17, 32, 0.82);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}
nav { display: flex; gap: 20px; flex-wrap: wrap; }
nav a { color: var(--text); font-weight: 600; }
.hero { padding: 84px 0 56px; }
.hero-grid, .info-grid, .footer-grid, .stats-grid {
  display: grid;
  gap: 24px;
}
.hero-grid { grid-template-columns: 1.45fr 0.9fr; align-items: center; }
.hero h1 { font-size: clamp(2.3rem, 5vw, 4.2rem); line-height: 1.05; margin: 10px 0 18px; }
.hero-copy { color: var(--muted); max-width: 760px; font-size: 1.08rem; }
.hero-card, .tool-card, .stat, .contact-form, .page-content .narrow, .faq-list details {
  background: rgba(17, 24, 39, 0.72);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.hero-card { padding: 28px; }
.hero-card ul { padding-left: 18px; color: var(--muted); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 14px;
  font-weight: 700;
  transition: transform 0.18s ease, opacity 0.18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--accent), #2563eb); color: var(--white); }
.btn-secondary { border: 1px solid var(--border); color: var(--text); }
.stats-grid { grid-template-columns: repeat(3, 1fr); }
.stat { padding: 24px; text-align: center; }
.stat strong { display: block; font-size: 1.8rem; }
.stat span { color: var(--muted); }
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 24px;
}
.filters { display: flex; gap: 12px; flex-wrap: wrap; }
.filters input, .filters select, .contact-form input, .contact-form textarea {
  background: #0a1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 13px 14px;
  font: inherit;
}
.filters input { min-width: 280px; }
.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}
.tool-card { padding: 24px; transition: transform 0.2s ease, border-color 0.2s ease; }
.tool-card:hover { transform: translateY(-4px); border-color: rgba(56,189,248,0.35); }
.tool-card h3 { margin: 12px 0 10px; font-size: 1.4rem; }
.tool-card p, .tool-card li, .page-content p, .page-content li, .form-note { color: var(--muted); }
.tool-card ul { padding-left: 18px; }
.tool-card a { font-weight: 700; }
.tag {
  display: inline-block;
  padding: 6px 10px;
  background: rgba(56,189,248,0.14);
  border: 1px solid rgba(56,189,248,0.24);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}
.info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.faq-list { display: grid; gap: 14px; margin-top: 18px; }
.faq-list details { padding: 18px 20px; }
.faq-list summary { cursor: pointer; font-weight: 700; }
.site-footer {
  border-top: 1px solid var(--border);
  padding: 34px 0 48px;
  background: rgba(0,0,0,0.18);
}
.footer-grid { grid-template-columns: 1.2fr 0.8fr 1fr; }
.footer-grid h3 { margin-top: 0; }
.footer-grid a { display: block; margin: 8px 0; }
.page-content .narrow { padding: 30px; }
.contact-form {
  display: grid;
  gap: 14px;
  padding: 24px;
  margin-top: 24px;
}
.contact-form label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}
.contact-form textarea { resize: vertical; }
.hidden { display: none !important; }

@media (max-width: 920px) {
  .hero-grid, .info-grid, .footer-grid, .stats-grid, .tools-grid { grid-template-columns: 1fr; }
  .section-heading { align-items: stretch; flex-direction: column; }
}

@media (max-width: 640px) {
  nav { gap: 12px; }
  .hero { padding-top: 56px; }
  .filters input { min-width: 100%; }
}