:root {
  --orange: #f18720;
  --blue: #0484a0;
  --teal: #06bea9;
  --deep-orange: #df4305;
  --navy: #043950;
  --gray: #4e4e4e;
  --natural: #f1f7f8;
  --white: #ffffff;
  --gradient-header: linear-gradient(135deg, #f18720 0%, #df4305 100%);
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --max-width: 920px;
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--gray);
  background: var(--white);
}

h1,
h2,
h3 {
  color: var(--navy);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
}

h2 {
  font-size: 1.35rem;
  margin-top: 2.5rem;
}

h3 {
  font-size: 1.05rem;
  margin-top: 1.5rem;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code,
pre {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.875rem;
}

pre {
  background: var(--natural);
  border: 1px solid #dde5e7;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  overflow-x: auto;
  margin: 0 0 1.25rem;
}

pre code {
  background: none;
  padding: 0;
}

code {
  background: var(--natural);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

/* Header */
.site-header {
  background: var(--gradient-header);
  color: var(--white);
  padding: 2.5rem 1.5rem 3rem;
}

.site-header .inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-header .logo {
  display: block;
  height: 40px;
  width: auto;
  margin-bottom: 1.75rem;
}

.site-header h1 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.site-header .tagline {
  font-size: 1.125rem;
  font-weight: 400;
  opacity: 0.95;
  max-width: 42rem;
  margin: 0;
}

/* Layout */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

/* Route cards */
.route-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 2rem 0 2.5rem;
}

.route-card {
  background: var(--natural);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  border: 1px solid #dde5e7;
}

.route-card .label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 0.35rem;
}

.route-card h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.route-card .card-lead {
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
}

.route-card .card-lead strong {
  color: var(--navy);
  font-weight: 600;
}

.route-card .card-action {
  display: inline-block;
  margin-top: 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--blue);
  text-decoration: none;
}

.route-card .card-action:hover {
  color: var(--orange);
  text-decoration: underline;
}

.route-card p {
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
}

.route-card .path {
  font-family: ui-monospace, monospace;
  font-size: 0.8125rem;
  color: var(--navy);
  word-break: break-all;
}

/* Lists */
ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.4rem;
}

li {
  margin-bottom: 0.35rem;
}

/* Doc list */
.doc-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.doc-list li {
  background: var(--natural);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  border: 1px solid #dde5e7;
}

.doc-list .doc-title {
  font-weight: 700;
  color: var(--navy);
}

.doc-list .doc-meta {
  font-size: 0.8125rem;
  color: var(--gray);
  margin-top: 0.25rem;
}

/* Note box */
.note {
  background: var(--natural);
  border-left: 4px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid #dde5e7;
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray);
}

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

/* Pipeline diagram */
.pipeline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 1rem 0 1.5rem;
  font-size: 0.875rem;
}

.pipeline span {
  background: var(--natural);
  border: 1px solid #dde5e7;
  border-radius: 6px;
  padding: 0.35rem 0.65rem;
  color: var(--navy);
  font-weight: 600;
}

.pipeline .arrow {
  background: none;
  border: none;
  padding: 0;
  color: var(--gray);
  font-weight: 400;
}

@media (max-width: 600px) {
  .site-header {
    padding: 2rem 1.25rem 2.5rem;
  }

  main {
    padding: 2rem 1.25rem 3rem;
  }
}