:root {
  --bg: #f5efe6;
  --bg-strong: #ece2d1;
  --card: rgba(255, 250, 243, 0.8);
  --card-strong: rgba(255, 255, 255, 0.92);
  --ink: #213026;
  --muted: #617064;
  --accent: #966b2f;
  --accent-soft: #e8d3ad;
  --line: rgba(33, 48, 38, 0.12);
  --success: #2f6b4f;
  --shadow: 0 18px 60px rgba(33, 48, 38, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(150, 107, 47, 0.18), transparent 20%),
    radial-gradient(circle at bottom right, rgba(47, 107, 79, 0.12), transparent 24%),
    linear-gradient(180deg, #fbf7f1 0%, var(--bg) 100%);
}

.shell {
  max-width: 1220px;
  margin: 0 auto;
  padding: 32px 18px 64px;
}

.hero {
  display: grid;
  gap: 18px;
  grid-template-columns: 1.35fr 0.95fr;
  margin-bottom: 18px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-copy {
  padding: 28px;
}

.hero-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.04;
}

h1 {
  font-size: clamp(2.3rem, 6vw, 4.8rem);
  max-width: 11ch;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.58;
}

.hero-copy p {
  margin-top: 14px;
  max-width: 58ch;
}

.hero-stats {
  padding: 20px;
  display: grid;
  gap: 14px;
  align-content: start;
}

.stats-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stat-card {
  background: var(--card-strong);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
}

.stat-card strong {
  display: block;
  font-size: 1.55rem;
  margin-bottom: 6px;
}

.workspace {
  display: grid;
  gap: 18px;
  grid-template-columns: 420px minmax(0, 1fr);
}

.stack {
  display: grid;
  gap: 18px;
}

.form-panel,
.result-panel {
  padding: 22px;
}

.section-label {
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field-grid {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.94rem;
}

input,
select,
textarea,
button {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  padding: 12px 13px;
  color: var(--ink);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

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

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 16px;
  cursor: pointer;
}

.top-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.primary {
  background: linear-gradient(135deg, #8f6a34 0%, #b6873d 100%);
  color: white;
}

.secondary {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  border: 1px solid var(--line);
}

.sample-list,
.card-grid,
.detail-grid,
.bullet-list {
  display: grid;
  gap: 12px;
}

.sample-list {
  margin-top: 18px;
}

.history-list {
  display: grid;
  gap: 10px;
}

.sample-button {
  text-align: left;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
}

.sample-button strong {
  display: block;
  margin-bottom: 4px;
}

.history-item {
  text-align: left;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.75);
}

.history-item strong,
.history-item span {
  display: block;
}

.history-item strong {
  margin-bottom: 4px;
}

.history-item .meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--card-strong);
}

.metric-card .metric-label {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-card .metric-value {
  font-size: 1.7rem;
}

.detail-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.detail-card {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
}

.detail-card h3 {
  margin-bottom: 12px;
}

.bullet-list {
  padding-left: 18px;
  margin: 0;
}

.bullet-list li {
  color: var(--muted);
  line-height: 1.5;
}

.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(150, 107, 47, 0.08);
  border: 1px solid rgba(150, 107, 47, 0.14);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(47, 107, 79, 0.12);
  color: var(--success);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.88rem;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.toolbar p {
  font-size: 0.92rem;
}

.empty-state {
  padding: 18px;
  border-radius: 18px;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.auth-response {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
}

.rates {
  display: grid;
  gap: 8px;
}

.rate-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.94rem;
  color: var(--muted);
}

@media (max-width: 1040px) {
  .hero,
  .workspace,
  .detail-grid,
  .card-grid {
    grid-template-columns: 1fr;
  }
}