:root {
  --bg: #0a0c0f;
  --bg-2: #0f1318;
  --panel: rgba(16, 22, 30, 0.86);
  --panel-2: rgba(10, 14, 20, 0.66);
  --line: rgba(120, 160, 190, 0.12);
  --text: #e7edf3;
  --muted: #a7b1bc;
  --accent: #4cc3ff;
  --accent-2: #7b5cff;
  --danger: #ff6b6b;
  --ok: #7fe6a2;
  --shadow: 0 20px 60px rgba(0,0,0,0.4);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  letter-spacing: 0.01em;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(1100px 600px at 85% -10%, rgba(76,195,255,0.12), transparent 55%),
    radial-gradient(900px 520px at 15% -20%, rgba(123,92,255,0.14), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

.grid-overlay {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(90% 60% at 50% 15%, #000 38%, transparent 70%);
  pointer-events: none;
  opacity: 0.3;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
  position: relative;
  z-index: 1;
  padding: 24px 0 64px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 0 10px;
}

.logo img { width: min(260px, 62vw); height: auto; display: block; }
.nav-links { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }

section { margin-top: 20px; }

.panel {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  backdrop-filter: blur(8px);
}

.hero {
  padding: clamp(32px, 4vw, 56px);
}

h1 { font-size: clamp(2rem, 4vw, 3.6rem); margin: 0 0 14px; line-height: 1.05; font-weight: 650; }
h2 { margin: 0 0 12px; font-size: clamp(1.35rem, 2.2vw, 1.9rem); line-height: 1.15; }
h3 { margin: 0 0 8px; font-size: 1.02rem; }
p { margin: 0; }
ul { margin: 0; padding-left: 1.2rem; }
li + li { margin-top: 8px; }

.eyebrow { color: var(--accent); font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 10px; }
.subhead, .body-copy { color: var(--muted); line-height: 1.7; max-width: 760px; }
.kicker { color: var(--muted); font-size: 0.95rem; line-height: 1.6; margin-top: 14px; }

.cta-row { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
  background: rgba(8, 10, 14, 0.7);
  font-size: 0.95rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}
.btn.primary {
  background: linear-gradient(120deg, rgba(76,195,255,0.92), rgba(123,92,255,0.92));
  color: #020305;
  border: none;
  box-shadow: 0 12px 30px rgba(76,195,255,0.2);
  font-weight: 650;
}
.btn:hover { transform: translateY(-1px); border-color: rgba(76,195,255,0.4); }

.grid-2, .grid-3 {
  display: grid;
  gap: 14px;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card, .callout {
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 13px;
  background: var(--panel-2);
  padding: 16px;
}
.card p, .callout p, .card li { color: var(--muted); line-height: 1.65; }

.card.compact {
  padding: 14px 16px;
}

.icon-label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.problem-checks li::marker { color: var(--accent); }
.warning-list li::marker { color: var(--danger); }
.quick-wins li::marker { color: var(--ok); }

.cta-panel {
  background:
    radial-gradient(520px 260px at 100% 0%, rgba(76,195,255,0.1), transparent 62%),
    linear-gradient(180deg, rgba(12,16,22,0.94), rgba(8,10,14,0.92));
}

.positioning-line {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 860px;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.related-links a {
  color: var(--text);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(8, 10, 14, 0.7);
  border: 1px solid rgba(255,255,255,0.08);
}

.related-links a:hover {
  border-color: rgba(76,195,255,0.4);
}

footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.8rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 18px;
}

@media (max-width: 920px) {
  header { align-items: flex-start; flex-direction: column; }
  .nav-links { justify-content: flex-start; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .panel { padding: 20px; }
}