:root {
  color-scheme: light;
  --ink: #16211f;
  --muted: #63706c;
  --line: #dbe3df;
  --paper: #fbfaf5;
  --panel: #ffffff;
  --accent: #9f4f27;
  --accent-2: #1f5c54;
  --soft: #eef4ef;
  --warn: #c58b23;
  --shadow: 0 18px 50px rgba(23, 36, 33, 0.10);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(159, 79, 39, 0.14), transparent 34rem),
    linear-gradient(180deg, #f7f1e7 0%, var(--paper) 30%, #f4f6f1 100%);
  min-height: 100vh;
}

.hero, main, footer { width: min(1180px, calc(100vw - 32px)); margin: 0 auto; }
.hero {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 32px;
  align-items: end;
  padding: 48px 0 26px;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-2);
  font: 700 0.78rem/1.2 ui-sans-serif, system-ui, sans-serif;
  letter-spacing: .13em;
  text-transform: uppercase;
}
h1 { margin: 0; font-size: clamp(2.4rem, 6vw, 5.6rem); line-height: .9; letter-spacing: -0.06em; }
.dek { max-width: 740px; font-size: 1.22rem; line-height: 1.45; color: #40504c; margin: 18px 0 0; }

.score-card {
  background: #172421;
  color: white;
  border-radius: 22px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.score-card span { display: block; color: #b8cbc3; font: 700 .75rem ui-sans-serif, system-ui, sans-serif; text-transform: uppercase; letter-spacing: .12em; }
.score-card strong { display: block; font: 800 3.2rem/1 ui-sans-serif, system-ui, sans-serif; margin: 10px 0; }
.score-card small { color: #d9e5df; }
.meter { height: 10px; background: rgba(255,255,255,.15); border-radius: 999px; overflow: hidden; margin: 12px 0 8px; }
#meterFill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--warn), #f3d37a, #8ed0b6); border-radius: inherit; transition: width .2s ease; }

main { display: grid; gap: 18px; padding-bottom: 28px; }
.panel {
  background: rgba(255, 255, 255, .86);
  border: 1px solid rgba(219, 227, 223, .9);
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}
.section-head { display: flex; justify-content: space-between; gap: 20px; align-items: start; margin-bottom: 16px; }
h2 { margin: 0; font-size: 1.24rem; letter-spacing: -0.02em; }
p { margin: 6px 0 0; color: var(--muted); line-height: 1.45; }
.grid.two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

label { display: grid; gap: 8px; font: 700 .82rem/1.2 ui-sans-serif, system-ui, sans-serif; color: #33433f; margin-top: 14px; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fffefa;
  color: var(--ink);
  padding: 12px 13px;
  font: 500 1rem/1.45 ui-sans-serif, system-ui, sans-serif;
  outline: none;
}
textarea { min-height: 112px; resize: vertical; }
#sourceText { min-height: 230px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .95rem; }
input:focus, textarea:focus, select:focus { border-color: var(--accent-2); box-shadow: 0 0 0 4px rgba(31, 92, 84, .12); }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }
button {
  border: 0;
  border-radius: 999px;
  padding: 11px 16px;
  background: var(--accent-2);
  color: white;
  font: 800 .86rem ui-sans-serif, system-ui, sans-serif;
  cursor: pointer;
}
button:hover { filter: brightness(.96); transform: translateY(-1px); }
button.ghost { background: #edf2ee; color: #263631; border: 1px solid #d7e1db; }

.preview {
  margin-top: 16px;
  padding: 14px;
  border-radius: 16px;
  background: var(--soft);
  color: #30403c;
  font: 500 .92rem/1.45 ui-sans-serif, system-ui, sans-serif;
  min-height: 92px;
}
.preview ul { margin: 8px 0 0; padding-left: 18px; }
.worksheet-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 18px; }
.brief-panel pre {
  white-space: pre-wrap;
  margin: 0;
  padding: 18px;
  border-radius: 18px;
  background: #172421;
  color: #f4f7f3;
  font: 500 .96rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  min-height: 360px;
}
footer { padding: 4px 0 38px; font: 600 .88rem ui-sans-serif, system-ui, sans-serif; }

@media (max-width: 820px) {
  .hero, .grid.two, .worksheet-grid { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; }
}

@media print {
  body { background: white; }
  .hero, .source-panel, .grid.two, .worksheet, footer, .actions { display: none !important; }
  main { width: 100%; display: block; }
  .panel { box-shadow: none; border: 0; padding: 0; }
  .brief-panel pre { background: white; color: black; border: 0; padding: 0; font-size: 11pt; }
}