:root {
  --bg: #0b0d10;
  --panel: #14171c;
  --border: #2a2e35;
  --tape: #ffcc00;
  --tape-dark: #1a1a1a;
  --fg: #eef0f2;
  --dim: #8b93a1;
  --red: #ff4d4d;
  --green: #57d97b;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 0 4rem;
}

.tape {
  width: 100%;
  height: 14px;
  background: repeating-linear-gradient(
    -45deg,
    var(--tape),
    var(--tape) 18px,
    var(--tape-dark) 18px,
    var(--tape-dark) 36px
  );
}

header {
  max-width: 680px;
  width: 100%;
  padding: 2rem 1.5rem 1rem;
  text-align: center;
}

h1 {
  font-size: 2.1rem;
  margin: 0.4rem 0 0.2rem;
  letter-spacing: 0.02em;
}
h1 .tm { font-size: 0.9rem; vertical-align: super; color: var(--tape); }

.eyebrow {
  color: var(--tape);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.tagline {
  color: var(--dim);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0.8rem auto 0;
  max-width: 540px;
}

main {
  max-width: 680px;
  width: 100%;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.4rem;
}

.panel h2 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.9rem;
}
.field label {
  font-size: 0.8rem;
  color: var(--dim);
}
.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

input[type="text"],
input[type="number"],
input[type="datetime-local"] {
  background: #0e1114;
  border: 1px solid var(--border);
  color: var(--fg);
  border-radius: 6px;
  padding: 0.55rem 0.6rem;
  font-family: inherit;
  font-size: 0.95rem;
  width: 100%;
}
input:focus { outline: 1px solid var(--tape); }

.btnrow {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 0.6rem;
}

button {
  font-family: inherit;
  font-size: 0.9rem;
  border-radius: 6px;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  background: #1b1f26;
  color: var(--fg);
  cursor: pointer;
}
button:hover { border-color: var(--tape); }
button.primary {
  background: var(--tape);
  color: #14140a;
  border-color: var(--tape);
  font-weight: 700;
}
button.primary:hover { filter: brightness(1.05); }
button:disabled { opacity: 0.5; cursor: default; }

#results { display: none; }
#results.show { display: flex; flex-direction: column; gap: 1.25rem; }

.breadth-label {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0.2rem 0 0.3rem;
}
.breadth-sub {
  color: var(--dim);
  font-size: 0.85rem;
  margin-bottom: 0.8rem;
}

.gauge {
  height: 10px;
  border-radius: 6px;
  background: #0e1114;
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}
.gauge-fill {
  height: 100%;
  background: linear-gradient(90deg, #4353a8, var(--tape));
  transition: width 0.5s ease;
}

.bacc-score {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--tape);
  line-height: 1;
}
.bacc-score span { font-size: 1.3rem; color: var(--dim); font-weight: 500; }

.offense {
  font-size: 1.1rem;
  margin: 0.6rem 0;
}
.offense b { color: var(--fg); }

.meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--dim);
  border-top: 1px dashed var(--border);
  padding-top: 0.7rem;
  margin-top: 0.4rem;
}

.disclaimer {
  border: 1px dashed var(--red);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  font-size: 0.82rem;
  line-height: 1.55;
  color: #ffb3b3;
  background: rgba(255, 77, 77, 0.06);
}
.disclaimer b { color: var(--red); }

.share-row {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

canvas#card { display: none; }

footer {
  max-width: 680px;
  width: 100%;
  padding: 1.5rem 1.5rem 0;
  color: var(--dim);
  font-size: 0.78rem;
  text-align: center;
  line-height: 1.6;
}
footer a { color: var(--dim); }

.err {
  color: var(--red);
  font-size: 0.82rem;
  display: none;
}