:root {
  --bg: #071018;
  --bg-elevated: #0c1822;
  --surface: #122231;
  --surface-2: #183044;
  --line: rgba(232, 238, 242, 0.12);
  --text: #e8eef2;
  --muted: #93a4b0;
  --accent: #d4a017;
  --accent-soft: rgba(212, 160, 23, 0.16);
  --teal: #2f9e8f;
  --teal-soft: rgba(47, 158, 143, 0.16);
  --danger: #e35d5d;
  --ok: #3cb371;
  --radius: 4px;
  --max: 1120px;
  --font-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(47, 158, 143, 0.18), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(212, 160, 23, 0.12), transparent 50%),
    linear-gradient(180deg, #061015 0%, var(--bg) 40%, #0a141c 100%);
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #52c4b4;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #111;
  padding: 0.6rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 16, 24, 0.82);
  border-bottom: 1px solid var(--line);
}

.header-inner,
.footer-inner,
.container {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 0.85rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.78rem;
  color: var(--muted);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  padding: 0.45rem 0.7rem;
  border-radius: var(--radius);
  cursor: pointer;
  font: inherit;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  align-items: center;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  position: relative;
  padding: 0.2rem 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

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

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.hero {
  position: relative;
  min-height: auto;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(7, 16, 24, 0.92) 28%, rgba(7, 16, 24, 0.55) 58%, rgba(7, 16, 24, 0.35) 100%),
    linear-gradient(180deg, transparent 55%, rgba(7, 16, 24, 0.95) 100%),
    repeating-linear-gradient(
      90deg,
      transparent 0 48px,
      rgba(232, 238, 242, 0.03) 48px 49px
    ),
    radial-gradient(ellipse at 70% 40%, rgba(47, 158, 143, 0.25), transparent 50%),
    radial-gradient(ellipse at 30% 80%, rgba(212, 160, 23, 0.18), transparent 45%),
    linear-gradient(160deg, #0b2233, #14283a 40%, #1a3348);
  animation: heroShift 18s ease-in-out infinite alternate;
}

.hero-media::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: repeating-linear-gradient(
    90deg,
    var(--accent) 0 28px,
    transparent 28px 48px
  );
  opacity: 0.4;
  pointer-events: none;
  animation: roadPulse 3.2s linear infinite;
}

@keyframes heroShift {
  from { filter: saturate(1) brightness(1); }
  to { filter: saturate(1.08) brightness(1.05); }
}

@keyframes roadPulse {
  from { background-position: 0 0; }
  to { background-position: 76px 0; }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 3.2rem 0 2.4rem;
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.2rem;
  align-items: center;
}

.hero-copy .eyebrow {
  display: inline-block;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  margin: 0 0 0.85rem;
}

.hero-logo {
  width: min(148px, 42vw);
  margin-bottom: 1rem;
  filter: drop-shadow(0 12px 30px rgba(0, 0, 0, 0.45));
  animation: logoFloat 5s ease-in-out infinite;
}

.hero-cards {
  display: grid;
  gap: 0.75rem;
}

.hero-card {
  background: rgba(18, 34, 49, 0.86);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  backdrop-filter: blur(8px);
}

.hero-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.hero-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-band {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 2.5rem));
  margin: -0.4rem auto 0;
}

.hero-band .stat-strip {
  margin-top: 0;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4.4vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 0.85rem;
  max-width: 16ch;
}

.hero .lede {
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.06rem;
  margin: 0 0 1.25rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #14110a;
}

.btn-primary:hover {
  background: #e4b326;
  color: #14110a;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--teal);
  color: var(--teal);
}

.section {
  padding: 3.2rem 0;
}

.section-head {
  margin-bottom: 2rem;
  max-width: 44rem;
}

.section-head h2,
.page-hero h1,
.prose h2,
.prose h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.section-head h2,
.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin: 0 0 0.75rem;
}

.section-head p,
.page-hero p {
  margin: 0;
  color: var(--muted);
}

.page-hero {
  padding: 3.5rem 0 1.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
}

.page-hero .eyebrow {
  display: inline-block;
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.feature-list {
  display: grid;
  gap: 1rem;
}

.feature-item {
  padding: 1.15rem 1.25rem;
  background: linear-gradient(160deg, var(--surface), var(--bg-elevated));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature-item h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.feature-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}

.panel h3 {
  margin-top: 0;
  font-family: var(--font-display);
}

.panel p:last-child {
  margin-bottom: 0;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 2.5rem;
}

.stat {
  background: var(--bg-elevated);
  padding: 1.25rem 1rem;
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.stat span {
  color: var(--muted);
  font-size: 0.9rem;
}

.prose {
  max-width: 48rem;
}

.prose p,
.prose li {
  color: var(--muted);
}

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

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.callout {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 1rem 1.15rem;
  margin: 1.5rem 0;
}

.callout.teal {
  border-left-color: var(--teal);
  background: var(--teal-soft);
}

.callout p {
  margin: 0;
  color: var(--text);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}

table.data {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  font-size: 0.95rem;
}

table.data th,
table.data td {
  text-align: left;
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

table.data th {
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 650;
  position: sticky;
  top: 0;
}

table.data td {
  color: var(--muted);
}

table.data tr:hover td {
  background: rgba(47, 158, 143, 0.06);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.filters input,
.filters select {
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.6rem 0.8rem;
  font: inherit;
}

.filters input {
  min-width: min(280px, 100%);
  flex: 1;
}

.chain {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.65rem;
  margin: 1.5rem 0 2rem;
}

.chain-step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 0.75rem;
  text-align: center;
  min-height: 5.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.chain-step:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.chain-step strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.chain-step span {
  color: var(--muted);
  font-size: 0.8rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-minor { background: rgba(60, 179, 113, 0.18); color: #7ddea8; }
.badge-substantial { background: rgba(212, 160, 23, 0.2); color: #efc45a; }
.badge-severe { background: rgba(227, 93, 93, 0.2); color: #f0a0a0; }

.site-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--line);
  background: #050c12;
  padding: 2.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.site-footer h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0 0 0.75rem;
}

.site-footer p,
.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--text);
}

.footer-links {
  display: grid;
  gap: 0.4rem;
}

.footer-meta {
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 960px) {
  .split,
  .grid-3,
  .stat-strip,
  .footer-grid,
  .chain {
    grid-template-columns: 1fr 1fr;
  }

  .chain {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 0.75rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .header-inner {
    flex-wrap: wrap;
  }

  .split,
  .grid-3,
  .grid-2,
  .stat-strip,
  .footer-grid,
  .chain {
    grid-template-columns: 1fr;
  }

  .hero-content {
    padding-top: 2.4rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }
}