:root {
  --bg: #0a1320;
  --bg-soft: #101d2b;
  --panel: #12273c;
  --panel-2: #173450;
  --text: #eef5fb;
  --muted: #b9c8d6;
  --line: rgba(255,255,255,0.09);
  --blue: #0b3c5d;
  --blue-2: #155b8f;
  --yellow: #ffc107;
  --yellow-2: #ffd65c;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(0,0,0,0.25);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #08111c, #0c1827 35%, #09121d 100%);
  color: var(--text);
  line-height: 1.65;
}

a { color: var(--yellow); text-decoration: none; }
a:hover { opacity: .92; }
img { max-width: 100%; display: block; }

.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.narrow { width: min(760px, calc(100% - 32px)); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(7, 15, 24, 0.88);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 78px;
}

.logo {
  height: 80px;   /* try 60–80px */
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links a {
  color: var(--text);
  font-weight: 600;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 1.1rem;
}

.hero {
  padding: 72px 0 46px;
}

.hero-grid, .two-col, .dashboard-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.eyebrow {
  display: inline-block;
  color: var(--yellow-2);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .8rem;
  font-weight: 800;
  margin-bottom: 12px;
}

h1, h2, h3 {
  line-height: 1.12;
  margin: 0 0 14px;
}

h1 { font-size: clamp(2.2rem, 4vw, 4.3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
h3 { font-size: 1.2rem; }

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 760px;
}

.hero-actions, .cta-actions, .quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--yellow), #f7a800);
  color: #111;
  font-weight: 800;
  box-shadow: var(--shadow);
}

.btn:hover { transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.14);
  box-shadow: none;
}
.btn-small { min-height: 40px; padding: 0 14px; }

.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
  margin-top: 30px;
}

.quick-stats div, .panel, .card, .form-panel, .note-box, .certificate {
  background: linear-gradient(180deg, rgba(20,39,60,.95), rgba(13,26,41,.95));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.quick-stats div {
  padding: 18px;
}

.quick-stats strong {
  display: block;
  font-size: 1.7rem;
  color: var(--yellow);
}

.quick-stats span { color: var(--muted); }

.panel, .form-panel, .note-box, .certificate { padding: 24px; }
.hero-panel { align-self: center; }
.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.feature-list li {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}
.feature-list span { display: block; color: var(--muted); font-size: .97rem; }

.section { padding: 32px 0 42px; }
.alt { background: rgba(255,255,255,.02); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
}

.card {
  padding: 22px;
}
.card p { color: var(--muted); }
.card a { font-weight: 700; }

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
.check-list div {
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
}

.cta-band {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  background: linear-gradient(135deg, rgba(21,91,143,.42), rgba(255,193,7,.14));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
}
.cta-band.compact { margin-top: 24px; }

.site-footer {
  margin-top: 32px;
  border-top: 1px solid var(--line);
  padding: 26px 0 36px;
  color: var(--muted);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-grid a { color: var(--muted); margin-right: 14px; }

.article-shell { max-width: 860px; }
.article-content h2 { font-size: 1.35rem; margin-top: 24px; }
.article-content p, .article-content li { color: var(--muted); }
.article-content ol { padding-left: 22px; }

.search-box input,
.ai-shell input,
.form-panel input,
.form-panel select,
.form-panel textarea {
  width: 100%;
  background: rgba(255,255,255,.04);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
}
.form-panel label { display: block; margin-bottom: 14px; font-weight: 700; }
.form-panel input, .form-panel select, .form-panel textarea { margin-top: 8px; }
.search-box input { font-size: 1.02rem; }
.ai-shell { display: grid; grid-template-columns: 1fr auto; gap: 12px; }

.top-gap { margin-top: 20px; }
.note-box { color: var(--muted); min-height: 24px; }

.certificate {
  text-align: center;
  padding: 34px 24px;
  border: 2px solid rgba(255,193,7,.5);
  background: linear-gradient(180deg, rgba(255,255,255,.97), rgba(247,243,227,.95));
  color: #1b1b1b;
}
.certificate h2 { color: var(--blue); }
.certificate .cert-name { font-size: 2rem; font-weight: 800; margin: 14px 0; }
.certificate .cert-course { color: #444; }

@media (max-width: 900px) {
  .hero-grid, .two-col, .dashboard-grid, .card-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .menu-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 78px;
    left: 16px;
    right: 16px;
    background: rgba(8,17,28,.98);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px;
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-links.show { display: flex; }
  .hero-grid, .two-col, .dashboard-grid, .card-grid, .check-list, .quick-stats, .ai-shell {
    grid-template-columns: 1fr;
  }
  .section-head, .cta-band, .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }
  h1 { font-size: 2.2rem; }
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}
.logo {
  height: 60px;
  filter: drop-shadow(0 0 6px rgba(255,193,7,0.3));
}