:root {
  --bg: #0a0b0d;
  --bg-elevated: #14161a;
  --bg-card: #1a1d23;
  --border: #2a2e36;
  --text: #f4f5f7;
  --muted: #9aa3b2;
  --accent: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.15);
  --success: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 12px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  width: min(880px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
}
.logo {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
}
.logo:hover { text-decoration: none; opacity: 0.9; }
.nav-links { display: flex; gap: 1.25rem; font-size: 0.9rem; color: var(--muted); }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  font-weight: 600;
}

h1 {
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
h2 {
  font-size: 1.25rem;
  margin: 0 0 0.75rem;
  letter-spacing: -0.01em;
}
.lede {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 1.75rem;
  max-width: 42rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}
.card.soft { background: var(--bg-elevated); }

.benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}
.benefits li {
  padding: 0.65rem 0 0.65rem 1.6rem;
  position: relative;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.benefits li:last-child { border-bottom: none; }
.benefits li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--text);
  color: #0a0b0d;
  border: none;
  border-radius: 10px;
  padding: 0.85rem 1.35rem;
  font-weight: 650;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, opacity 0.12s ease;
}
.btn:hover { opacity: 0.92; text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: white; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }

.form-grid { display: grid; gap: 1rem; }
.form-row { display: grid; gap: 1rem; }
@media (min-width: 640px) {
  .form-row.two { grid-template-columns: 1fr 1fr; }
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text);
}
label .req { color: var(--accent); }
.hint { color: var(--muted); font-weight: 400; font-size: 0.8rem; }

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  font: inherit;
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea { min-height: 96px; resize: vertical; }

.q {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  background: var(--bg-elevated);
  margin-bottom: 0.85rem;
}
.q-title {
  font-weight: 600;
  margin-bottom: 0.75rem;
  font-size: 0.98rem;
}
.q-num {
  color: var(--accent);
  font-weight: 700;
  margin-right: 0.35rem;
}
.score-opts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.score-opts label {
  margin: 0;
  font-weight: 500;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  cursor: pointer;
  color: var(--muted);
}
.score-opts input { accent-color: var(--accent); }
.score-opts label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.privacy {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 1rem 0 1.25rem;
}

.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}

.score-hero {
  text-align: center;
  padding: 2rem 1rem;
}
.score-value {
  font-size: clamp(3rem, 10vw, 4.5rem);
  font-weight: 750;
  letter-spacing: -0.04em;
  color: var(--accent);
  line-height: 1;
  margin: 0.5rem 0;
}
.band-pill {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
.band-explore { background: rgba(248,113,113,0.15); color: var(--danger); }
.band-pilot { background: rgba(251,191,36,0.15); color: var(--warn); }
.band-build { background: rgba(52,211,153,0.15); color: var(--success); }

.bands { display: grid; gap: 0.85rem; margin: 1.5rem 0; }
.band-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 0.75rem;
  align-items: start;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}
.band-row.active {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.band-range { font-weight: 700; color: var(--accent); }
.band-row h3 { margin: 0 0 0.25rem; font-size: 1rem; }
.band-row p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.note {
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--bg-elevated);
  border-left: 3px solid var(--accent);
  padding: 0.85rem 1rem;
  border-radius: 0 8px 8px 0;
  margin: 1.25rem 0;
}

.error {
  color: var(--danger);
  font-size: 0.9rem;
  margin: 0.5rem 0 0;
  display: none;
}
.error.show { display: block; }

.home-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
@media (min-width: 700px) {
  .home-grid { grid-template-columns: 1.2fr 1fr; }
}