:root {
  --ink: #11120f;
  --paper: #f5f0e6;
  --paper-2: #e8ddca;
  --rust: #a84f2b;
  --moss: #4e6b4b;
  --blue: #244c74;
  --gold: #c48c30;
  --line: rgba(17, 18, 15, 0.16);
  --shadow: 0 28px 70px rgba(45, 31, 18, 0.18);
  --mono: "Berkeley Mono", "SF Mono", "Menlo", "Consolas", monospace;
  --serif: "Iowan Old Style", "Palatino", "Georgia", serif;
  --sans: "Avenir Next Condensed", "Gill Sans", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 14%, rgba(196, 140, 48, 0.22), transparent 34rem),
    radial-gradient(circle at 86% 10%, rgba(36, 76, 116, 0.16), transparent 30rem),
    linear-gradient(135deg, var(--paper), #efe5d5 54%, #dfd1bb);
  font-family: var(--sans);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(17, 18, 15, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 18, 15, 0.045) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 42px 0 56px;
}

.hero {
  position: relative;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: rgba(245, 240, 230, 0.72);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -150px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(168, 79, 43, 0.24);
  border-radius: 50%;
}

.hero__kicker,
.stamp,
.label,
.verdict-label {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 32px;
  z-index: 1;
}

h1 {
  max-width: 760px;
  margin: 16px 0 18px;
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.88;
  letter-spacing: -0.055em;
}

.hero__lede {
  max-width: 760px;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.55;
  color: rgba(17, 18, 15, 0.72);
}

.hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.boundary-banner {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  border: 1px solid rgba(168, 79, 43, 0.45);
  border-radius: 18px;
  padding: 12px 14px;
  color: #3b2618;
  background:
    linear-gradient(90deg, rgba(168, 79, 43, 0.14), rgba(196, 140, 48, 0.14)),
    rgba(255, 252, 245, 0.74);
  box-shadow: 0 10px 26px rgba(168, 79, 43, 0.08);
  font-weight: 800;
}

.boundary-banner span {
  border-radius: 999px;
  padding: 5px 8px;
  color: var(--paper);
  background: var(--rust);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero__links a,
.run-button {
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--ink);
  background: transparent;
  text-decoration: none;
  padding: 11px 16px;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.hero__links a:hover,
.run-button:hover,
.case-button:hover {
  transform: translateY(-2px);
}

.principle-card {
  align-self: end;
  border-radius: 24px;
  padding: 22px;
  color: #f8f1e5;
  background: linear-gradient(145deg, var(--ink), #293022);
  box-shadow: 0 20px 50px rgba(17, 18, 15, 0.25);
}

.principle-card ul {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.principle-card li::before {
  content: "//";
  margin-right: 10px;
  color: var(--gold);
}

.workbench {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr 1.1fr;
  gap: 16px;
  margin-top: 18px;
}

.case-panel,
.claim-panel,
.verdict-panel,
.audit-strip {
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 22px;
  background: rgba(255, 252, 245, 0.62);
  backdrop-filter: blur(12px);
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.panel-title span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.78rem;
}

h2, h3, p { margin-top: 0; }

h2 {
  margin-bottom: 0;
  font-family: var(--serif);
  font-size: 1.35rem;
}

.case-list {
  display: grid;
  gap: 10px;
}

.case-button {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(245, 240, 230, 0.5);
  color: var(--ink);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.case-button strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.05rem;
}

.case-button span {
  display: block;
  margin-top: 5px;
  color: rgba(17, 18, 15, 0.62);
  line-height: 1.35;
}

.case-button[aria-selected="true"] {
  border-color: var(--rust);
  background: rgba(168, 79, 43, 0.12);
}

.claim-card {
  border-left: 5px solid var(--rust);
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 252, 245, 0.72);
}

blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.4rem;
  line-height: 1.18;
}

.signals {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0;
}

.signal {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: rgba(255, 252, 245, 0.54);
}

.signal dt {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(17, 18, 15, 0.55);
}

.signal dd {
  margin: 6px 0 0;
  font-weight: 800;
}

.run-button {
  width: 100%;
  cursor: pointer;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
}

.verdict-card {
  min-height: 150px;
  border-radius: 24px;
  padding: 20px;
  color: #fff7e8;
  background: var(--blue);
  transition: background 220ms ease, transform 220ms ease;
}

.verdict-card strong {
  display: block;
  margin: 8px 0;
  font-family: var(--serif);
  font-size: 4rem;
  line-height: 0.85;
  letter-spacing: -0.04em;
}

.verdict-pending { background: #6b6253; }
.verdict-pass { background: var(--moss); }
.verdict-partial { background: var(--blue); }
.verdict-reject { background: var(--rust); }

.result-columns {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.result-columns section {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.result-columns h3 {
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.result-columns ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.42;
}

.audit-strip {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 22px;
  margin-top: 18px;
}

.audit-strip pre {
  margin: 0;
  max-height: 300px;
  overflow: auto;
  border-radius: 18px;
  padding: 18px;
  color: #f8f1e5;
  background: #151713;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.45;
}

@keyframes reveal {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero,
.case-panel,
.claim-panel,
.verdict-panel,
.audit-strip {
  animation: reveal 560ms ease both;
}

.claim-panel { animation-delay: 80ms; }
.verdict-panel { animation-delay: 160ms; }
.audit-strip { animation-delay: 240ms; }

@media (max-width: 980px) {
  .hero__grid,
  .workbench,
  .audit-strip {
    grid-template-columns: 1fr;
  }

  .principle-card {
    align-self: auto;
  }
}

@media (max-width: 620px) {
  .shell { width: min(100vw - 20px, 1180px); padding-top: 18px; }
  .hero, .case-panel, .claim-panel, .verdict-panel, .audit-strip { border-radius: 22px; padding: 18px; }
  .signals { grid-template-columns: 1fr; }
  .verdict-card strong { font-size: 3rem; }
}