:root {
  --bg: #f3efe7;
  --panel: rgba(255, 252, 247, 0.88);
  --panel-strong: #fffdf8;
  --ink: #17212b;
  --muted: #5f6a72;
  --line: rgba(23, 33, 43, 0.12);
  --accent: #d7642b;
  --accent-deep: #8b3f1d;
  --signal: #0e8b79;
  --warning: #e1a937;
  --danger: #b73a3a;
  --shadow: 0 22px 54px rgba(62, 42, 26, 0.12);
  --font-sans: "IBM Plex Sans", "Avenir Next", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(215, 100, 43, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(14, 139, 121, 0.16), transparent 28%),
    linear-gradient(180deg, #f7f2e9 0%, #efe8dc 100%);
}

.backdrop {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(23, 33, 43, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 33, 43, 0.02) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.shell {
  position: relative;
  z-index: 1;
  padding: 28px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  padding: 28px 32px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(255, 253, 248, 0.92), rgba(255, 248, 239, 0.84));
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
  max-width: 12ch;
}

.subtitle {
  margin-top: 12px;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.55;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border-radius: 999px;
  padding: 12px 18px;
  border: 1px solid transparent;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button.primary {
  color: #fff7f1;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 10px 26px rgba(215, 100, 43, 0.28);
}

button.ghost {
  background: rgba(255, 253, 248, 0.78);
  border-color: var(--line);
  color: var(--ink);
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 22px;
}

.side-panel,
.main-panel {
  display: grid;
  gap: 22px;
}

.panel {
  padding: 20px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.panel-title {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}

.panel-title h2 {
  font-size: 20px;
}

.panel-actions {
  display: flex;
  gap: 8px;
}

textarea {
  width: 100%;
  min-height: 260px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 43, 0.1);
  background: rgba(250, 247, 240, 0.86);
  color: var(--ink);
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.55;
}

.url-import {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
}

input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(23, 33, 43, 0.1);
  background: rgba(255, 252, 247, 0.95);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.metric-card {
  padding: 16px 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 253, 249, 0.94), rgba(245, 238, 228, 0.85));
  border: 1px solid var(--line);
}

.info-stack {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.info-card {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 249, 0.92);
}

.info-card strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
}

.metric-label,
.metric-hint {
  color: var(--muted);
}

.metric-label {
  font-size: 13px;
  margin-bottom: 10px;
}

.metric-value {
  display: block;
  font-size: 30px;
  line-height: 1;
}

.metric-hint {
  display: block;
  margin-top: 8px;
  font-size: 12px;
}

.status-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(14, 139, 121, 0.12);
  color: var(--signal);
  font-size: 13px;
}

.two-up {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.match-graph {
  display: grid;
  gap: 14px;
}

.match-demand,
.match-offer,
.match-settlement {
  border-radius: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
}

.match-demand {
  border-left: 6px solid var(--accent);
}

.offer-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.match-offer {
  display: grid;
  grid-template-columns: 1.8fr repeat(4, minmax(0, 1fr));
  gap: 14px;
  align-items: center;
}

.match-offer.selected {
  outline: 2px solid rgba(14, 139, 121, 0.28);
  box-shadow: inset 0 0 0 1px rgba(14, 139, 121, 0.2);
}

.match-offer.rejected {
  opacity: 0.72;
}

.score-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(23, 33, 43, 0.08);
  overflow: hidden;
}

.score-bar > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--signal));
}

.trust-graph {
  width: 100%;
  height: auto;
  min-height: 320px;
  border-radius: 22px;
  background:
    radial-gradient(circle at center, rgba(14, 139, 121, 0.06), transparent 52%),
    rgba(255, 253, 248, 0.6);
}

.ledger-timeline {
  display: grid;
  gap: 12px;
}

.ledger-card {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 88px;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 252, 247, 0.92);
}

.ledger-card code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.run-history {
  display: grid;
  gap: 12px;
}

.run-card {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 252, 247, 0.92);
  border: 1px solid var(--line);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(215, 100, 43, 0.12);
  color: var(--accent-deep);
}

.muted {
  color: var(--muted);
}

@media (max-width: 1180px) {
  .layout,
  .two-up {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .shell {
    padding: 16px;
  }

  .hero {
    padding: 22px;
    flex-direction: column;
    align-items: start;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .match-offer,
  .ledger-card,
  .url-import {
    grid-template-columns: 1fr;
  }
}