:root {
  color-scheme: dark;
  --bg: #0b0a09;
  --bg-soft: #12100e;
  --text: #f5f1e8;
  --muted: #b9b1a3;
  --line: #332d24;
  --gold: #c8a45d;
  --gold-soft: #e1c98e;
  --purple: #6e5aa8;
  --purple-soft: #9d8ad6;
  --teal: #82b9ad;
  --rose: #d9917c;
  --rose-soft: #e8ab96;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(110, 90, 168, 0.12), transparent 22rem),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0, rgba(255, 255, 255, 0.025) 1px, transparent 1px, transparent 5.5rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration-color: rgba(200, 164, 93, 0.45);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--gold-soft);
  text-decoration-color: var(--gold-soft);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 4px;
}

::selection {
  background: rgba(200, 164, 93, 0.35);
  color: var(--text);
}

.page {
  width: min(100% - 40px, 1160px);
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 18px;
}

.brand {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.95rem;
  text-decoration: none;
}

.brand::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-right: 10px;
  border: 1px solid var(--gold);
  background: var(--gold);
  box-shadow: 0 0 0 5px rgba(200, 164, 93, 0.08);
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.top-nav a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.top-nav a:hover {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
}

.hero {
  max-width: 860px;
  padding: 68px 0 64px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.45;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.05;
  font-weight: 650;
  letter-spacing: 0;
}

h1 {
  max-width: 680px;
  margin-bottom: 18px;
  font-size: 2.35rem;
}

h2 {
  margin-bottom: 0;
  font-size: 2.4rem;
}

h3 {
  margin-bottom: 18px;
  font-size: 1.65rem;
}

.lead {
  max-width: 740px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 1.35rem;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 42px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}

.button::after {
  content: "->";
  margin-left: 10px;
  color: var(--gold);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-weight: 500;
}

.button.primary {
  border-color: rgba(200, 164, 93, 0.85);
  background: var(--gold);
  color: #15110a;
}

.button.primary::after {
  color: #15110a;
}

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

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.hero-meta div {
  min-width: 0;
  padding: 18px;
  background: rgba(18, 16, 14, 0.88);
}

.hero-meta dt {
  margin-bottom: 5px;
  color: var(--gold);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.hero-meta dd {
  margin: 0;
  color: var(--text);
  font-size: 0.95rem;
}

.activities,
.method {
  padding: 74px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.4fr 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 34px;
}

.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.activity {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(23, 21, 18, 0.72);
  --accent: var(--gold);
  --accent-soft: var(--gold-soft);
}

.activity--gold {
  --accent: var(--gold);
  --accent-soft: var(--gold-soft);
}

.activity--teal {
  --accent: var(--teal);
  --accent-soft: var(--teal);
}

.activity--violet {
  --accent: var(--purple-soft);
  --accent-soft: var(--purple-soft);
}

.activity--rose {
  --accent: var(--rose);
  --accent-soft: var(--rose-soft);
}

.activity-label {
  display: inline-flex;
  align-self: flex-start;
  min-height: 30px;
  align-items: center;
  margin-bottom: 28px;
  padding: 0 10px;
  border: 1px solid var(--accent);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  border-radius: 6px;
  color: var(--accent-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
}

.activity p,
.method-list p {
  color: var(--muted);
}

.activity ul {
  display: grid;
  gap: 12px;
  margin: 24px 0 20px;
  padding: 0;
  list-style: none;
}

.activity li {
  position: relative;
  padding-left: 22px;
  color: var(--text);
}

.activity li::before {
  content: "";
  position: absolute;
  top: 0.67em;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--accent);
}

.activity-note {
  margin-top: auto;
  margin-bottom: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.5;
}

.activity .text-link {
  align-self: flex-start;
}

.text-link {
  color: var(--accent-soft, var(--gold-soft));
  font-weight: 650;
}

.method {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 56px;
}

.method-list {
  display: grid;
  gap: 18px;
  font-size: 1.08rem;
}

.method-list p {
  margin-bottom: 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px 0 46px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

.site-footer div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

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

@media (max-width: 900px) {
  .page {
    width: min(100% - 28px, 720px);
  }

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

  .top-nav {
    justify-content: flex-start;
  }

  .hero {
    padding: 44px 0 54px;
  }

  h1 {
    font-size: 2.05rem;
  }

  h2 {
    font-size: 2rem;
  }

  .lead {
    font-size: 1.16rem;
  }

  .hero-meta,
  .section-heading,
  .activity-grid,
  .method {
    grid-template-columns: 1fr;
  }

  .activity-note {
    margin-top: 0;
  }

  .section-heading,
  .method {
    gap: 22px;
  }

}

@media (max-width: 560px) {
  body {
    font-size: 15px;
  }

  .top-nav a {
    padding: 0 8px;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.72rem;
  }

  h3 {
    font-size: 1.38rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-meta div,
  .activity {
    padding: 20px;
  }

  .activities,
  .method {
    padding: 52px 0;
  }

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

  .site-footer div {
    justify-content: flex-start;
  }
}