:root {
  color-scheme: light;
  --bg: #f3efe7;
  --panel: rgba(255, 252, 247, 0.92);
  --ink: #1d2b2a;
  --muted: #536260;
  --line: rgba(29, 43, 42, 0.14);
  --accent: #0e6b5c;
  --accent-strong: #08463d;
  --shadow: 0 24px 60px rgba(29, 43, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(14, 107, 92, 0.12), transparent 30%),
    linear-gradient(160deg, #f7f1e5 0%, #e5ece6 100%);
}

.layout {
  width: min(1180px, calc(100% - 32px));
  margin: 32px auto;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 20px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2 {
  margin: 0;
  line-height: 1.1;
}

.intro,
.status {
  color: var(--muted);
}

.steps {
  margin: 20px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.6;
}

.steps li + li {
  margin-top: 6px;
}

form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

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

label {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 700;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
}

textarea {
  resize: vertical;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
  background: var(--accent-strong);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.confirm-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.confirm-row input {
  width: auto;
  margin: 0;
}

.source-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(14, 107, 92, 0.08);
  color: var(--muted);
  line-height: 1.5;
}

.output-panel {
  display: flex;
  flex-direction: column;
}

.brief-panel {
  grid-column: 1 / -1;
}

.output-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.card-step {
  margin: 0 0 6px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.76rem;
  font-weight: 700;
}

.brief-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.output {
  flex: 1;
  min-height: 560px;
  margin: 12px 0 0;
  padding: 18px;
  white-space: pre-wrap;
  word-break: break-word;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
  overflow: auto;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.92rem;
  line-height: 1.55;
}

.extraction-output {
  min-height: 360px;
}

.extraction-confirm {
  margin-top: 12px;
}

.brief-output {
  min-height: 520px;
}

.brief-document {
  padding: 34px;
  white-space: normal;
  font-family: Cambria, Georgia, "Times New Roman", serif;
  font-size: 1rem;
  line-height: 1.75;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 246, 240, 0.92)),
    radial-gradient(circle at top, rgba(14, 107, 92, 0.06), transparent 35%);
  outline: none;
  box-shadow: inset 0 0 0 1px rgba(17, 53, 49, 0.04);
}

.brief-document:focus {
  border-color: rgba(14, 107, 92, 0.45);
  box-shadow: 0 0 0 4px rgba(14, 107, 92, 0.10);
}

.brief-document h1 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 3vw, 2.8rem);
  color: #113531;
  font-weight: 700;
}

.brief-document h3 {
  margin: 28px 0 12px;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
  text-transform: none;
  color: #183a36;
}

.brief-document p {
  margin: 0 0 1rem;
}

.brief-document ul {
  margin: 0 0 1.2rem;
  padding-left: 1.25rem;
}

.brief-document li {
  margin-bottom: 0.75rem;
}

.brief-document strong {
  color: #0a3b34;
}

.brief-document em {
  color: var(--muted);
}

.brief-meta {
  margin-bottom: 0.85rem;
}

.brief-meta-label {
  font-weight: 700;
  color: #183a36;
}

@media (max-width: 920px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .brief-panel {
    grid-column: auto;
  }

  .output {
    min-height: 360px;
  }
}

@media print {
  body {
    background: white;
  }

  .layout,
  .panel,
  .brief-document {
    box-shadow: none;
    background: white;
    border: 0;
  }
}