@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --tr-ink: #111b2a;
  --tr-ink-soft: #405064;
  --tr-navy: #0d1a2b;
  --tr-paper: #f3f0e9;
  --tr-paper-2: #faf8f3;
  --tr-white: #ffffff;
  --tr-line: rgba(17, 27, 42, 0.14);
  --tr-gold: #a77b2f;
  --tr-green: #2f7353;
  --tr-blue: #365f8b;
  --tr-red: #9b3b3b;
  --tr-max: 1240px;
  --tr-radius: 12px;
  --tr-mono: "IBM Plex Mono", ui-monospace, monospace;
  --tr-sans: "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.tr-radar {
  margin: 0;
  background: var(--tr-paper);
  color: var(--tr-ink);
  font-family: var(--tr-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.tr-wrap { width: min(calc(100% - 32px), var(--tr-max)); margin-inline: auto; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--tr-blue); }
img { max-width: 100%; height: auto; }

.tr-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 248, 243, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--tr-line);
}
.tr-nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 72px; gap: 1rem; flex-wrap: wrap;
}
.tr-brand { font-weight: 700; font-size: 1.05rem; letter-spacing: -0.02em; }
.tr-brand span { color: var(--tr-gold); }
.tr-nav-links { display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: 0.9rem; }
.tr-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.65rem 1.2rem; border-radius: 8px; font-weight: 600;
  font-size: 0.9rem; border: 1px solid transparent; cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.tr-btn--primary { background: var(--tr-navy); color: var(--tr-white); }
.tr-btn--primary:hover { background: #162a42; color: var(--tr-white); }
.tr-btn--secondary { background: transparent; border-color: var(--tr-line); color: var(--tr-ink); }
.tr-btn--secondary:hover { border-color: var(--tr-ink); }

.tr-hero { padding: 4rem 0 3rem; }
.tr-eyebrow {
  font-family: var(--tr-mono); font-size: 0.75rem; letter-spacing: 0.12em;
  color: var(--tr-gold); text-transform: uppercase; margin-bottom: 1rem;
}
.tr-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.1;
  letter-spacing: -0.03em; margin: 0 0 1rem; max-width: 18ch;
}
.tr-hero-lead { font-size: 1.1rem; color: var(--tr-ink-soft); max-width: 58ch; margin-bottom: 1.5rem; }
.tr-hero-cta { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1rem; }
.tr-trust { font-size: 0.85rem; color: var(--tr-ink-soft); font-family: var(--tr-mono); }

.tr-section { padding: 3.5rem 0; border-top: 1px solid var(--tr-line); }
.tr-section h2 { font-size: 1.75rem; letter-spacing: -0.02em; margin: 0 0 0.5rem; }
.tr-section-lead { color: var(--tr-ink-soft); margin-bottom: 2rem; max-width: 60ch; }

.tr-grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.tr-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }

.tr-card {
  background: var(--tr-white); border: 1px solid var(--tr-line);
  border-radius: var(--tr-radius); padding: 1.25rem;
}
.tr-card h3 { margin: 0 0 0.5rem; font-size: 1rem; }
.tr-card-meta { font-size: 0.8rem; color: var(--tr-ink-soft); font-family: var(--tr-mono); }

.tr-signal-card { display: flex; flex-direction: column; gap: 0.5rem; }
.tr-signal-type {
  display: inline-block; font-family: var(--tr-mono); font-size: 0.7rem;
  padding: 0.2rem 0.5rem; border-radius: 4px; background: var(--tr-paper);
  letter-spacing: 0.05em;
}
.tr-materiality { font-weight: 600; font-size: 0.75rem; }
.tr-materiality--HIGH, .tr-materiality--CRITICAL { color: var(--tr-red); }
.tr-materiality--MEDIUM { color: var(--tr-gold); }
.tr-materiality--LOW { color: var(--tr-green); }

.tr-preview {
  background: var(--tr-navy); color: var(--tr-white); border-radius: var(--tr-radius);
  padding: 1.5rem; margin-top: 2rem; overflow: hidden;
}
.tr-preview-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.tr-preview-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px; padding: 1rem; font-size: 0.85rem;
}
.tr-preview-card .tr-signal-type { background: rgba(255,255,255,0.1); color: #ddd; }

.tr-calculator {
  background: var(--tr-white); border: 1px solid var(--tr-line);
  border-radius: var(--tr-radius); padding: 1.5rem;
}
.tr-form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.tr-field label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 0.35rem; }
.tr-field input, .tr-field select {
  width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--tr-line);
  border-radius: 6px; font: inherit; background: var(--tr-paper-2);
}
.tr-field input:focus, .tr-field select:focus {
  outline: 2px solid var(--tr-gold); outline-offset: 1px;
}
.tr-result {
  margin-top: 1.5rem; padding: 1.25rem; background: var(--tr-paper);
  border-radius: var(--tr-radius); border: 1px solid var(--tr-line);
}
.tr-na { color: var(--tr-ink-soft); font-style: italic; font-size: 0.9rem; }
.tr-evidence-badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-family: var(--tr-mono); font-size: 0.7rem; padding: 0.25rem 0.5rem;
  background: #e8f4ee; color: var(--tr-green); border-radius: 4px;
}

.tr-steps { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; font-family: var(--tr-mono); font-size: 0.8rem; }
.tr-step { padding: 0.4rem 0.75rem; background: var(--tr-white); border: 1px solid var(--tr-line); border-radius: 6px; }
.tr-step-arrow { color: var(--tr-gold); }

.tr-pricing-card { text-align: left; }
.tr-price { font-size: 1.75rem; font-weight: 700; margin: 0.5rem 0; }
.tr-price ul { padding-left: 1.1rem; font-size: 0.9rem; color: var(--tr-ink-soft); }

.tr-faq details { border-bottom: 1px solid var(--tr-line); padding: 1rem 0; }
.tr-faq summary { font-weight: 600; cursor: pointer; }
.tr-faq p { color: var(--tr-ink-soft); margin: 0.5rem 0 0; }

.tr-footer {
  background: var(--tr-navy); color: rgba(255,255,255,0.85);
  padding: 3rem 0 2rem; margin-top: 2rem;
}
.tr-footer a { color: rgba(255,255,255,0.85); }
.tr-footer a:hover { color: var(--tr-white); }
.tr-footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 2rem; }
.tr-footer h4 { color: var(--tr-white); margin: 0 0 0.75rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }
.tr-footer ul { list-style: none; padding: 0; margin: 0; font-size: 0.9rem; }
.tr-footer li { margin-bottom: 0.4rem; }

.tr-empty { text-align: center; padding: 2rem; color: var(--tr-ink-soft); }
.tr-loading { opacity: 0.6; pointer-events: none; }
.tr-error { color: var(--tr-red); font-size: 0.9rem; margin-top: 0.5rem; }
.tr-table-wrap { overflow-x: auto; }
table.tr-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
table.tr-table th, table.tr-table td { padding: 0.65rem 0.75rem; border-bottom: 1px solid var(--tr-line); text-align: left; }
table.tr-table th { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--tr-ink-soft); }

.tr-ops-denied { text-align: center; padding: 4rem 1rem; }
.tr-tag { font-family: var(--tr-mono); font-size: 0.7rem; padding: 0.15rem 0.4rem; border: 1px solid var(--tr-line); border-radius: 4px; }

@media (max-width: 640px) {
  .tr-nav-links { display: none; }
  .tr-hero { padding: 2.5rem 0 2rem; }
  .tr-section { padding: 2.5rem 0; }
}