@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Sans+Condensed:wght@500;600&display=swap");

:root {
  --bg: #f2ede3;
  --bg-strong: #e6ddcf;
  --panel: rgba(250, 247, 240, 0.86);
  --panel-strong: rgba(255, 252, 247, 0.95);
  --ink: #18211b;
  --muted: #5e685f;
  --accent: #9d5f2a;
  --accent-soft: rgba(157, 95, 42, 0.14);
  --accent-strong: #ce7b2f;
  --grid: rgba(24, 33, 27, 0.08);
  --border: rgba(24, 33, 27, 0.1);
  --shadow: 0 28px 80px rgba(41, 30, 19, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(206, 123, 47, 0.2), transparent 28%),
    radial-gradient(circle at 88% 12%, rgba(43, 80, 55, 0.16), transparent 20%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.25), transparent 52%),
    var(--bg);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.18), transparent 70%);
}

.page-shell {
  width: min(1400px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.hero,
.layout,
.panel-card,
.metric-card {
  animation: rise-in 0.7s ease both;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.85fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 28px;
}

.eyebrow,
.kicker,
.metric-label,
.hero-note-label,
.quality-pill,
.status-pill,
.field span,
.check-field span,
.band-chip span {
  font-family: "IBM Plex Sans Condensed", sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem;
}

.hero h1 {
  margin: 0;
  max-width: 15ch;
  font-family: "Fraunces", serif;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.lede {
  margin: 20px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-note {
  padding: 22px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.9), rgba(236, 226, 211, 0.88));
  box-shadow: var(--shadow);
  transform: translateY(8px);
}

.hero-note-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.74rem;
}

.hero-note p {
  margin: 0;
  color: var(--ink);
  line-height: 1.6;
}

.layout {
  display: grid;
  grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
  gap: 24px;
}

.controls-panel {
  display: grid;
  gap: 18px;
  align-self: start;
  position: sticky;
  top: 20px;
}

.panel-card,
.metric-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.panel-card {
  padding: 24px;
}

.section-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
}

.section-head h2,
.chart-card h2 {
  margin: 6px 0 0;
  font-family: "Fraunces", serif;
  font-size: 1.7rem;
  line-height: 1.05;
}

.controls-card {
  display: grid;
  gap: 16px;
}

.field,
.check-field {
  display: grid;
  gap: 10px;
}

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

select,
input[type="range"] {
  width: 100%;
}

select {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 252, 247, 0.92);
  color: var(--ink);
  padding: 13px 14px;
  font: inherit;
}

input[type="range"] {
  accent-color: var(--accent);
}

.check-field {
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: start;
}

.check-field input {
  margin-top: 2px;
}

.ghost-button {
  border: 1px solid rgba(157, 95, 42, 0.26);
  border-radius: 999px;
  background: rgba(157, 95, 42, 0.08);
  color: var(--accent);
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease;
}

.ghost-button:hover {
  transform: translateY(-1px);
  background: rgba(157, 95, 42, 0.16);
}

.explain-card ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.tiny-note {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.content-panel {
  display: grid;
  gap: 20px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  padding: 18px 20px 20px;
}

.metric-label {
  color: var(--muted);
  font-size: 0.74rem;
}

.metric-card strong {
  display: block;
  margin-top: 14px;
  font-family: "Fraunces", serif;
  font-size: clamp(1.6rem, 2vw, 2.3rem);
  line-height: 1;
}

.chart-card {
  padding: 24px;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
}

.status-stack {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.status-pill,
.quality-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.73rem;
}

.status-pill {
  background: rgba(24, 33, 27, 0.08);
  color: var(--muted);
}

.status-pill.ready {
  background: rgba(43, 80, 55, 0.12);
  color: #21452f;
}

.status-pill.loading {
  background: rgba(157, 95, 42, 0.14);
  color: #7e4e24;
}

.status-pill.error {
  background: rgba(153, 53, 45, 0.12);
  color: #8f2f28;
}

.quality-pill {
  border: 1px solid var(--border);
  color: var(--muted);
}

.chart-frame {
  height: 470px;
  margin-top: 18px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 253, 249, 0.88), rgba(243, 236, 225, 0.94)),
    var(--panel-strong);
  border: 1px solid var(--border);
}

.probability-strip {
  position: relative;
  margin-top: 22px;
  height: 74px;
  border-radius: 999px;
  overflow: hidden;
}

.strip-track {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(24, 33, 27, 0.08);
  border-radius: 999px;
  background:
    linear-gradient(90deg, rgba(43, 80, 55, 0.1), rgba(157, 95, 42, 0.22), rgba(43, 80, 55, 0.1)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.52), rgba(255, 255, 255, 0));
}

.strip-markers {
  position: absolute;
  inset: 0;
}

.strip-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 0;
}

.strip-line {
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: rgba(24, 33, 27, 0.32);
}

.strip-label {
  position: absolute;
  left: 8px;
  bottom: 10px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 252, 247, 0.9);
  border: 1px solid rgba(24, 33, 27, 0.08);
  font-size: 0.76rem;
  color: var(--ink);
  white-space: nowrap;
}

.band-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.band-chip {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 252, 247, 0.7);
}

.band-chip strong {
  display: block;
  margin-top: 10px;
  font-family: "Fraunces", serif;
  font-size: 1.3rem;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1100px) {
  .hero,
  .layout {
    grid-template-columns: 1fr;
  }

  .controls-panel {
    position: static;
  }

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

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1400px);
    padding-top: 20px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.3rem, 12vw, 4rem);
  }

  .section-head,
  .field-row {
    flex-direction: column;
    align-items: start;
  }

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

  .chart-frame {
    height: 380px;
  }
}