:root {
  --bg: #100e0b;
  --bg-raise: #18150f;
  --bg-card: #201c16;
  --bg-header: #24201c;
  --line: #3a3328;
  --ink: #f3ead8;
  --muted: #b7ab96;
  --faint: #8a7d68;
  --accent: #e08a3c;
  --accent-2: #f0c27a;
  --moss: #8fb36a;
  --danger: #d2654a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --max: 1180px;
  --serif: "Fraunces", "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(224, 138, 60, 0.12), transparent 50%),
    radial-gradient(900px 500px at 90% 0%, rgba(143, 179, 106, 0.08), transparent 46%),
    var(--bg);
  font-family: var(--sans);
  line-height: 1.65;
}

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

a {
  color: var(--accent-2);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent);
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--accent);
  color: #1a1208;
  padding: 0.6rem 0.9rem;
  z-index: 20;
}

.skip:focus {
  top: 1rem;
}

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 8;
  background: var(--bg-header);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
}

.brand-logo {
  width: 56px;
  height: 56px;
  border-radius: 0;
  object-fit: contain;
  background: transparent;
}

.brand-word {
  font-size: 1.15rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-size: 0.95rem;
}

.nav a,
.nav-drop-btn {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"],
.nav-drop-btn:hover,
.nav-drop.is-open .nav-drop-btn,
.nav-drop:hover .nav-drop-btn {
  color: var(--ink);
}

.nav-drop {
  position: relative;
}

.nav-drop-btn {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  cursor: pointer;
}

.nav-drop-btn::after {
  content: "";
  display: inline-block;
  margin-left: 0.4rem;
  border: 4px solid transparent;
  border-top-color: currentColor;
  transform: translateY(2px);
}

.nav-drop-list {
  display: none;
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  min-width: 13.5rem;
  padding: 0.45rem;
  background: var(--bg-header);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  z-index: 20;
}

.nav-drop:hover .nav-drop-list,
.nav-drop:focus-within .nav-drop-list,
.nav-drop.is-open .nav-drop-list {
  display: grid;
  gap: 0.15rem;
}

.nav-drop-list a {
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
}

.nav-drop-list a:hover,
.nav-drop-list a[aria-current="page"] {
  background: rgba(243, 234, 216, 0.06);
}

.hero,
.page-hero {
  padding: 3.4rem 0 2.2rem;
}

.kicker {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3,
.brand-word {
  font-family: var(--serif);
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.12;
  margin: 0.45rem 0 0.9rem;
  max-width: 16ch;
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.15rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.card,
.answer,
.diag,
.step,
.faq details,
.figure,
.meta-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.answer,
.diag,
.step,
.meta-card {
  padding: 1.2rem 1.25rem;
}

.answer {
  margin: 1.6rem 0 2rem;
  border-left: 4px solid var(--accent);
}

.answer p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.answer strong {
  color: var(--ink);
}

.feature-list {
  display: grid;
  gap: 1rem;
  margin: 1.5rem auto 3rem;
}

.feature-list article h2 {
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
}

.home-feed {
  display: grid;
  gap: 1rem;
  width: min(42rem, calc(100% - 2rem));
  max-width: 42rem;
  margin: 1.5rem auto 3rem;
  text-align: center;
  justify-items: stretch;
}

.home-feed .card,
.home-feed .grid-2 {
  width: 100%;
}

.home-feed article h2 {
  margin: 0 0 0.4rem;
  font-size: 1.4rem;
}

.home-feed .kicker {
  display: flex;
  justify-content: center;
  width: 100%;
}

.home-feed p {
  margin-left: auto;
  margin-right: auto;
}

.home-feed .grid-2 {
  grid-template-columns: 1fr;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--faint);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.crumbs a {
  color: var(--muted);
  text-decoration: none;
}

.article-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  padding-bottom: 4rem;
}

.toc {
  position: sticky;
  top: 92px;
  align-self: start;
  padding: 1rem;
  background: rgba(32, 28, 22, 0.7);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.toc h2 {
  margin: 0 0 0.7rem;
  font-size: 0.95rem;
}

.toc a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 0.28rem 0;
}

.toc a:hover,
.toc a.is-active {
  color: var(--accent-2);
}

.article h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 2.4rem 0 0.7rem;
}

.article h3 {
  font-size: 1.2rem;
  margin: 1.5rem 0 0.5rem;
}

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

.article strong {
  color: var(--ink);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
  color: var(--faint);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.diag {
  overflow: auto;
  padding: 0;
}

.diag table {
  width: 100%;
  border-collapse: collapse;
}

.diag th,
.diag td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.diag th {
  color: var(--accent-2);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.steps {
  display: grid;
  gap: 0.9rem;
}

.step-n {
  color: var(--accent);
  font-family: var(--serif);
  font-size: 1.4rem;
  margin: 0 0 0.3rem;
}

.mats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
}

.mat h3 {
  margin: 0 0 0.35rem;
}

.figure {
  margin: 1.4rem 0;
  overflow: hidden;
}

.figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

img.is-zoomable {
  cursor: zoom-in;
}

body.lightbox-open {
  overflow: hidden;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 1.2rem;
  background: rgba(8, 6, 4, 0.92);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-image {
  max-width: min(96vw, 1600px);
  max-height: calc(100vh - 6rem);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.lightbox-caption {
  max-width: min(72ch, 90vw);
  margin: 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.95rem;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-header);
  color: var(--ink);
  padding: 0.4rem 0.85rem;
  font: inherit;
  cursor: pointer;
}

.lightbox-close:hover {
  color: var(--accent-2);
}

.figure figcaption {
  padding: 0.85rem 1rem 1rem;
  color: var(--faint);
  font-size: 0.92rem;
}

.faq details {
  padding: 0.2rem 1rem 0.2rem;
  margin: 0.7rem 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  padding: 0.85rem 0;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.key {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid var(--line);
  background: var(--bg-raise);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  color: var(--ink);
  font-size: 0.92rem;
}

.key b {
  font-family: var(--serif);
  color: var(--accent-2);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 2.6rem;
  color: var(--faint);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.home-hero {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.home-hero h1 {
  max-width: 22ch;
  margin-left: auto;
  margin-right: auto;
}

.home-hero-cat {
  display: block;
  width: auto;
  height: clamp(5.6rem, 16vw, 8.4rem);
  margin: 0.15rem auto 0.85rem;
  object-fit: contain;
  background: transparent;
}

.home-hero .lead {
  margin-left: auto;
  margin-right: auto;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  color: var(--muted);
  text-decoration: none;
  background: var(--bg-raise);
}

@media (max-width: 900px) {
  .grid-2,
  .article-layout,
  .mats {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
  }

  h1 {
    max-width: none;
  }

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