:root {
  --bg: #f6f2ec;
  --panel: #ffffff;
  --ink: #2c2b28;
  --muted: #6f6a60;
  --accent: #b04a3b;
  --accent-soft: #f2d7cf;
  --border: #e4ddd2;
  --shadow: 0 12px 30px rgba(25, 20, 14, 0.1);
  --mono: "Courier New", Courier, monospace;
  --sans: "Trebuchet MS", "Lucida Sans", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: radial-gradient(circle at top left, #fff7ed, var(--bg));
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 16px 44px;
}

.hero {
  display: block;
  margin-bottom: 20px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  color: var(--muted);
  margin: 0 0 8px;
}

h1 {
  font-size: clamp(1.8rem, 2.4vw, 2.6rem);
  margin: 0 0 6px;
}

.sub {
  margin: 0;
  color: var(--muted);
}


.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.table-card {
  padding: 0;
}

.next-card {
  padding: 16px;
}

.card h2 {
  margin: 0 0 12px;
}

.label {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin: 0;
}

.value {
  font-size: 1.4rem;
  margin: 6px 0 12px;
  font-weight: 700;
}

.raw-label {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.85rem;
}

.hint {
  margin: 0 0 16px;
  color: var(--muted);
}

.accelerators {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 14px;
}

.accel-btn {
  border: 1px solid var(--border);
  background: #fff7ee;
  color: var(--ink);
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}

.accel-btn:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.score-form {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.button-row {
  display: flex;
  gap: 10px;
  width: 100%;
}

.score-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  flex: 1;
}

.score-form input {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 1rem;
  width: 100%;
}

.score-form button {
  padding: 10px 18px;
  border-radius: 12px;
  border: none;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
  flex: 1;
  min-width: 120px;
}

.score-form button.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.score-form button.danger {
  color: #9b2c2c;
  border-color: #d4a3a3;
  margin-left: auto;
}

.table {
  background: #1b1a17;
  color: #f4f1ea;
  padding: 16px;
  border-radius: 12px;
  font-family: var(--mono);
  font-size: 0.85rem;
  overflow-x: auto;
  white-space: pre;
}

.highlight {
  color: #1b1a17;
  background: #f4c25f;
  padding: 0;
  border-radius: 2px;
  font-weight: 700;
}

.error {
  border-color: #d18b7c;
  background: var(--accent-soft);
}

.done {
  margin: 0 0 16px;
  font-weight: 600;
}

.algo-note {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 400;
}

.result-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.result-grid > div {
  display: flex;
  flex-direction: column;
  min-width: 70px;
}

.pdf-form {
  margin-top: 16px;
}

.pdf-button {
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
}

.pdf-actions {
  display: flex;
  gap: 8px;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
}

.pdf-actions .danger {
  margin-left: 0;
}

.reset-inline {
  margin-left: auto;
}

.pdf-actions form {
  margin: 0;
  display: flex;
  align-items: center;
}

.notes {
  margin-top: 20px;
}

.footer {
  max-width: 1100px;
  margin: 12px auto 40px;
  padding: 0 24px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

.footer p {
  margin: 4px 0;
}

.status-items {
  display: grid;
  gap: 8px 12px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-top: 12px;
}

.status-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
}

.status-key {
  color: var(--muted);
  font-weight: 600;
}

.status-value {
  font-weight: 700;
}

@media (max-width: 720px) {
  .page {
    padding: 20px 16px 36px;
  }

  h1 {
    font-size: 1.6rem;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .next-card {
    padding: 14px;
  }

  .value {
    margin: 4px 0 10px;
    font-size: 1.2rem;
  }

  .score-form {
    align-items: stretch;
  }

  .table {
    font-size: 0.75rem;
    padding: 12px;
  }
}

@media (max-width: 600px) {
  .headline {
    display: none;
  }

  .intro-text {
    display: none;
  }
  .prompt-label {
    display: none;
  }

  .footer {
    padding: 0 16px;
    margin-bottom: 24px;
  }
  .hint {
    display: none;
  }
  .label-text {
    display: none;
  }

  .table-title {
    display: none;
  }

  .score-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    align-items: end;
  }

  .button-row {
    width: auto;
    justify-content: flex-end;
  }

  .score-form button {
    min-width: 0;
  }

  .notes {
    margin-top: 12px;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
  }

  .status-title {
    display: none;
  }

  .table-card + .notes {
    margin-top: 6px;
  }
}

@media (max-width: 420px) {
  .card {
    padding: 16px;
  }

  .reset button {
    width: 100%;
  }
}