:root {
  --bg: #f4efe6;
  --bg-deep: #e7dfcf;
  --paper: rgba(255, 251, 244, 0.76);
  --paper-strong: rgba(255, 251, 244, 0.94);
  --line: rgba(84, 61, 36, 0.14);
  --ink: #1e1913;
  --muted: #665648;
  --accent: #c45f34;
  --accent-deep: #8f3b22;
  --focus: #164c46;
  --good: #2f6a4f;
  --warn: #b87417;
  --bad: #a2371d;
  --shadow: 0 24px 80px rgba(68, 45, 24, 0.14);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(196, 95, 52, 0.16), transparent 24rem),
    radial-gradient(circle at right 20%, rgba(22, 76, 70, 0.14), transparent 28rem),
    linear-gradient(180deg, #f7f2ea 0%, #efe6d7 100%);
  color: var(--ink);
  font-family: "IBM Plex Sans", sans-serif;
  position: relative;
  overflow-x: hidden;
}

.background-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(84, 61, 36, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(84, 61, 36, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black 50%, transparent 90%);
  pointer-events: none;
}

.background-orbit {
  position: fixed;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.45;
  pointer-events: none;
}

.orbit-a {
  width: 24rem;
  height: 24rem;
  top: -8rem;
  right: -6rem;
  background: rgba(196, 95, 52, 0.22);
}

.orbit-b {
  width: 28rem;
  height: 28rem;
  bottom: -12rem;
  left: -6rem;
  background: rgba(22, 76, 70, 0.18);
}

.layout {
  width: min(1400px, calc(100vw - 32px));
  margin: 24px auto 40px;
  position: relative;
  z-index: 1;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 24px;
  padding: 30px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-deep);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-family: "IBM Plex Serif", serif;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 0.96;
  max-width: 12ch;
}

.hero-text {
  max-width: 68ch;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-top: 18px;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: space-between;
}

.analyze-form {
  padding: 22px;
  border-radius: var(--radius-md);
  background: var(--paper-strong);
  border: 1px solid rgba(84, 61, 36, 0.12);
}

.analyze-form label {
  display: block;
  margin-bottom: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--muted);
}

.analyze-row {
  display: flex;
  gap: 12px;
}

input,
button {
  font: inherit;
}

input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid rgba(84, 61, 36, 0.18);
  background: #fffdf8;
  padding: 14px 18px;
  color: var(--ink);
}

input:focus {
  outline: 2px solid rgba(22, 76, 70, 0.3);
  border-color: rgba(22, 76, 70, 0.45);
}

button {
  border: 0;
  border-radius: 999px;
  padding: 14px 18px;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, background 140ms ease;
}

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

#analyze-button {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: white;
  font-weight: 700;
}

.ghost-button {
  background: rgba(30, 25, 19, 0.05);
  color: var(--ink);
  padding: 10px 14px;
  font-size: 0.9rem;
}

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

.status-strip > div {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(84, 61, 36, 0.08);
  padding: 16px;
}

.status-label,
.metric-label {
  display: block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 6px;
}

.workspace {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.sidebar {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-section {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

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

.section-heading h2 {
  margin: 0;
  font-family: "IBM Plex Serif", serif;
  font-size: 1.35rem;
}

.context-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(22, 76, 70, 0.08);
  color: var(--focus);
  font-size: 0.83rem;
  font-weight: 600;
}

.list-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.list-item {
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(84, 61, 36, 0.08);
  color: var(--ink);
}

.list-item.active {
  background: rgba(196, 95, 52, 0.12);
  border-color: rgba(196, 95, 52, 0.28);
}

.item-title {
  display: block;
  font-weight: 700;
  margin-bottom: 4px;
}

.item-meta {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
}

.main-stage {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.metric-card {
  padding: 20px;
}

.metric-card strong {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1;
}

.analysis-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
}

.insights-panel,
.timeline-panel,
.variant-panel {
  padding: 20px;
}

.risk-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.risk-list li {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(84, 61, 36, 0.08);
  line-height: 1.55;
}

.step-list {
  display: grid;
  gap: 14px;
}

.step-card {
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(84, 61, 36, 0.1);
  background: rgba(255, 255, 255, 0.72);
}

.step-card.top-risk {
  border-color: rgba(162, 55, 29, 0.28);
  background: rgba(162, 55, 29, 0.08);
}

.step-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.score-badge {
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
}

.score-high {
  background: rgba(47, 106, 79, 0.12);
  color: var(--good);
}

.score-mid {
  background: rgba(184, 116, 23, 0.12);
  color: var(--warn);
}

.score-low {
  background: rgba(162, 55, 29, 0.12);
  color: var(--bad);
}

.step-meta,
.step-recommendation {
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

.variant-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.variant-card {
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(84, 61, 36, 0.08);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.variant-card h3 {
  margin: 0;
  font-size: 1rem;
}

.variant-preview {
  padding: 14px;
  border-radius: var(--radius-sm);
  background: rgba(244, 239, 230, 0.8);
  border: 1px solid rgba(84, 61, 36, 0.08);
}

.variant-preview strong {
  display: block;
  margin-bottom: 6px;
}

.finding-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.empty-state {
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.6);
  border: 1px dashed rgba(84, 61, 36, 0.2);
  color: var(--muted);
}

@media (max-width: 1120px) {
  .hero,
  .workspace,
  .analysis-grid,
  .variant-grid,
  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .layout {
    width: min(100vw - 18px, 100%);
    margin-top: 12px;
  }

  .hero,
  .sidebar,
  .insights-panel,
  .timeline-panel,
  .variant-panel,
  .metric-card {
    padding: 18px;
  }

  .analyze-row {
    flex-direction: column;
  }
}