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

:root {
  --bg: #060606;
  --panel: rgba(13, 13, 13, 0.86);
  --panel-2: rgba(20, 20, 20, 0.92);
  --line: rgba(255, 255, 255, 0.09);
  --text: #f4f1ea;
  --muted: #c5bbab;
  --muted-2: #928777;
  --lime: #e8ff9c;
  --sand: #d4c4a8;
  --danger: #ff8b7b;
  --ok: #79f0b4;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(232, 255, 156, 0.1), transparent 36%),
    radial-gradient(circle at top right, rgba(212, 196, 168, 0.14), transparent 28%),
    linear-gradient(180deg, #050505 0%, #090909 36%, #040404 100%);
  color: var(--text);
  font-family: "Host Grotesk", system-ui, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

code,
pre,
textarea,
.meta,
.pill,
.status-block,
.table-wrap table,
.detail-list,
.link-list {
  font-family: "IBM Plex Mono", Consolas, monospace;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(6, 6, 6, 0.76);
  border-bottom: 1px solid var(--line);
}

.site-header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--lime);
  box-shadow: 0 0 18px rgba(232, 255, 156, 0.7);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.nav a {
  color: var(--muted);
  font-size: 14px;
  transition: color 160ms ease;
}

.nav a[aria-current="page"],
.nav a:hover {
  color: var(--text);
}

.header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button,
button {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  padding: 12px 18px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
button:hover {
  transform: translateY(-1px);
  border-color: rgba(232, 255, 156, 0.45);
}

.button-primary,
button.button-primary {
  background: var(--lime);
  color: #070707;
  border-color: rgba(232, 255, 156, 0.9);
}

.page {
  padding: 44px 0 88px;
}

.hero {
  padding: 18px 0 28px;
}

.eyebrow,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--lime);
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 18px 0 14px;
  max-width: 12ch;
  font-size: clamp(38px, 7vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero p {
  max-width: 70ch;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.status-block,
.panel,
.table-wrap,
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.status-block {
  margin-top: 24px;
  padding: 20px 22px;
  display: grid;
  gap: 10px;
  color: var(--muted);
  line-height: 1.6;
}

.status-block strong {
  color: var(--text);
}

.panel {
  padding: 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.card {
  padding: 24px;
}

.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.card h2,
.card h3,
.panel h2,
.panel h3 {
  margin: 0 0 10px;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.card p,
.panel p,
.card li,
.panel li {
  color: var(--muted);
  line-height: 1.65;
}

.section-title {
  margin: 34px 0 18px;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.link-list,
.detail-list {
  display: grid;
  gap: 10px;
}

.link-list a {
  color: var(--lime);
}

.table-wrap {
  overflow: hidden;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table-wrap th,
.table-wrap td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.table-wrap th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  text-align: left;
}

.table-wrap tr:last-child td {
  border-bottom: 0;
}

.code-block {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: #f9f6ef;
  overflow-x: auto;
}

.verifier-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.9fr);
  gap: 20px;
}

textarea {
  width: 100%;
  min-height: 430px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.result-banner {
  border-radius: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.result-banner.ok {
  border-color: rgba(121, 240, 180, 0.35);
  background: rgba(121, 240, 180, 0.08);
}

.result-banner.error {
  border-color: rgba(255, 139, 123, 0.35);
  background: rgba(255, 139, 123, 0.08);
}

.result-banner .label {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-2);
  margin-bottom: 8px;
}

.result-banner .headline {
  font-size: 26px;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.detail-list {
  margin-top: 18px;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding: 11px 0;
}

.detail-item:last-child {
  border-bottom: 0;
}

.detail-key {
  color: var(--muted-2);
}

.detail-value {
  color: var(--text);
  text-align: right;
  word-break: break-word;
}

.site-footer {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 14px;
}

@media (max-width: 960px) {
  .verifier-layout,
  .grid {
    grid-template-columns: 1fr;
  }

  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-12 {
    grid-column: span 1;
  }

  .site-header .shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero h1 {
    max-width: none;
  }
}