:root {
  --bg: #f4efe6;
  --panel: #fffbf5;
  --line: rgba(72, 56, 33, 0.14);
  --line-strong: rgba(72, 56, 33, 0.22);
  --text: #241a0f;
  --muted: #6c5d48;
  --accent: #2f2112;
  --accent-blue: #2f2112;
  --shadow: 0 16px 48px rgba(53, 39, 18, 0.08);
  --font: "IBM Plex Sans", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.82), transparent 28%),
    linear-gradient(140deg, var(--bg) 0%, #efe7da 46%, #e3d6c1 100%);
}
a, button, select { font: inherit; }
.probability-app { max-width: 1500px; margin: 0 auto; padding: 18px 14px 40px; }
.probability-hero, .toolbar, .summary-panel, .table-panel, .toolbar-card, .summary-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: none;
}
.probability-hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 22px;
}
.eyebrow { margin: 0 0 10px; color: var(--muted); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; }
h1, h2, p { margin: 0; }
h1 { font-size: clamp(28px, 3vw, 44px); line-height: 0.98; }
h2 { font-size: clamp(22px, 2.2vw, 30px); }
.hero-copy, .section-copy { color: var(--muted); line-height: 1.55; font-size: 13px; margin-top: 12px; max-width: 760px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-start; }
.primary-btn, .ghost-btn {
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
}
.primary-btn { background: var(--accent); color: #fff8ef; font-weight: 700; }
.ghost-btn { background: rgba(255,255,255,0.04); color: var(--text); border: 1px solid var(--line-strong); }
.toolbar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
  padding: 12px;
}
.toolbar-card { padding: 13px 14px; display: grid; gap: 6px; }
.toolbar-card span { font-size: 11px; color: var(--muted); }
.toolbar-card strong, .toolbar-card select { font-size: 13px; line-height: 1.5; }
.toolbar-card select { border: 0; background: transparent; color: var(--text); padding: 0; }
.summary-panel, .table-panel { margin-top: 22px; padding: 18px; }
.section-head { display: flex; justify-content: space-between; gap: 18px; }
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.summary-card { padding: 16px; }
.summary-card span { display: block; font-size: 11px; color: var(--muted); }
.summary-card strong { display: block; margin-top: 8px; font-size: 24px; }
.table-wrap { overflow: auto; margin-top: 18px; border: 1px solid var(--line); border-radius: 20px; }
table { width: 100%; border-collapse: collapse; min-width: 1160px; }
thead th {
  position: sticky;
  top: calc(var(--site-shell-height, 118px) + 12px);
  z-index: 4;
  background: rgba(252, 252, 249, 0.92);
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  backdrop-filter: blur(10px);
}
th, td { padding: 14px 12px; border-bottom: 1px solid var(--line); text-align: left; font-size: 13px; }
tbody tr:hover { background: rgba(47, 33, 18, 0.03); }
.empty-row td { text-align: center; color: var(--muted); padding: 26px 12px; }
.delta-positive { color: #ffbf69; }
.delta-negative { color: var(--accent-blue); }
@media (max-width: 980px) {
  .probability-hero, .toolbar { grid-template-columns: 1fr; display: grid; }
  .hero-actions { justify-content: flex-start; }
}