:root {
  --color-bg: #ffffff;
  --color-raise: #f6f5f3;
  --color-text: #1a1714;
  --color-muted: #5a5550;
  --color-accent: #a1522a;
  --color-accent-deep: #83411f;
  --color-border: #e2ded9;
  --font-head: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-mark: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --container: 820px;
  --radius: 0px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
}

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

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

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.9rem, 5.4vw, 2.7rem); }
h2 { font-size: clamp(1.35rem, 3.4vw, 1.7rem); }
h3 { font-size: 1.12rem; }

p { margin: 0 0 20px; }

ul, ol { margin: 0 0 22px; padding-left: 24px; }

li { margin-bottom: 12px; }

.kx-wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 22px;
}

.kx-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: #ffffff;
  padding: 10px 16px;
  z-index: 20;
}

.kx-skip:focus { left: 0; color: #ffffff; }

.kx-head { padding: 20px 0; }

.kx-head__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
}

.kx-logo {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.kx-logo:hover { color: var(--color-text); }

.kx-head__mail {
  font-family: var(--font-mark);
  font-size: 0.85rem;
}

.kx-hero { padding: 34px 0 0; }

.kx-hero__lead {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 26px;
}

.kx-hero__meta {
  font-family: var(--font-mark);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 30px;
}

.kx-index { margin: 0 0 12px; }

.kx-index h2 {
  font-family: var(--font-mark);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.kx-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: idx;
}

.kx-index li { margin: 0; counter-increment: idx; }

.kx-index a {
  display: block;
  min-height: 44px;
  padding: 10px 0;
  text-decoration: none;
  color: var(--color-text);
}

.kx-index a::before {
  content: counter(idx, decimal-leading-zero);
  font-family: var(--font-mark);
  font-size: 0.8rem;
  color: var(--color-accent);
  margin-right: 14px;
}

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

.kx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 14px 26px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #ffffff;
  font: inherit;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease;
}

.kx-btn:hover {
  background: var(--color-accent-deep);
  border-color: var(--color-accent-deep);
  color: #ffffff;
}

.kx-btn--ghost { background: var(--color-bg); color: var(--color-accent); }

.kx-btn--ghost:hover { background: var(--color-bg); color: var(--color-accent-deep); }

.kx-arrow { display: inline-block; font-weight: 600; text-decoration: none; }

.kx-arrow span { display: inline-block; transition: transform 140ms ease; }

.kx-arrow:hover { text-decoration: underline; }

.kx-arrow:hover span { transform: translateX(4px); }

.kx-sec { padding: 44px 0 0; }

.kx-sec > *:last-child { margin-bottom: 0; }

.kx-lede {
  font-size: 1.08rem;
  color: var(--color-muted);
  margin-bottom: 24px;
}

.kx-aside {
  font-size: 1rem;
  color: var(--color-muted);
  padding-left: 20px;
  border-left: 2px solid var(--color-accent);
  margin: 0 0 24px;
}

.kx-steps { counter-reset: step; list-style: none; padding: 0; }

.kx-steps li {
  counter-increment: step;
  padding-left: 46px;
  position: relative;
  margin-bottom: 20px;
}

.kx-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mark);
  font-size: 0.82rem;
  color: var(--color-accent);
}

.kx-steps b { display: block; }

.kx-table__scroll { overflow-x: auto; margin: 0 0 14px; }

table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.95rem;
  line-height: 1.55;
}

caption {
  text-align: left;
  font-size: 0.95rem;
  color: var(--color-muted);
  padding-bottom: 14px;
}

th, td {
  text-align: left;
  padding: 14px 18px 14px 0;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

thead th {
  font-family: var(--font-mark);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 500;
}

tbody th { font-weight: 600; padding-right: 20px; }

td.kx-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  padding-right: 18px;
}

.kx-source {
  font-style: italic;
  font-size: 0.92rem;
  color: var(--color-muted);
  margin: 0;
}

.kx-mail { padding-top: 6px; }

.kx-mail__addr {
  font-family: var(--font-mark);
  font-size: clamp(1.05rem, 4.6vw, 1.75rem);
  display: inline-block;
  margin: 6px 0 16px;
  word-break: break-all;
}

.kx-mail__note { color: var(--color-muted); margin-bottom: 24px; }

.kx-prose > *:last-child { margin-bottom: 0; }

.kx-prose h2 { margin-top: 42px; }

.kx-prose h3 { margin-top: 30px; }

.kx-updated {
  font-family: var(--font-mark);
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-bottom: 30px;
}

.kx-foot {
  margin-top: 76px;
  padding: 30px 0 52px;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
}

.kx-foot__grid { display: grid; grid-template-columns: 1fr; gap: 24px; }

.kx-foot h2 {
  font-family: var(--font-mark);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.kx-foot ul { list-style: none; margin: 0; padding: 0; }

.kx-foot li { margin-bottom: 8px; }

.kx-foot__legal { margin-top: 26px; font-size: 0.88rem; }

.kx-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 16px 0;
}

.kx-bar__inner { display: flex; flex-direction: column; gap: 14px; }

.kx-bar p { margin: 0; font-size: 0.92rem; line-height: 1.55; color: var(--color-muted); }

.kx-bar__btns { display: flex; gap: 10px; flex-wrap: wrap; }

.kx-bar__btns .kx-btn { flex: 1 1 auto; padding: 12px 20px; font-size: 0.95rem; }

.kx-404 { padding: 50px 0 90px; }

@media (min-width: 700px) {
  .kx-bar__inner { flex-direction: row; align-items: center; justify-content: space-between; }
  .kx-bar__btns .kx-btn { flex: 0 0 auto; }
  .kx-foot__grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; }
}

@media (min-width: 900px) {
  .kx-hero { padding: 48px 0 0; }
  .kx-sec { padding: 72px 0 0; }
  .kx-foot { margin-top: 96px; }
}

.kx-app__meta { margin: 0 0 26px; }

.kx-app__meta > div { padding: 12px 0; display: grid; grid-template-columns: 1fr; gap: 2px 24px; }

.kx-app__meta dt {
  font-family: var(--font-mark);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.kx-app__meta dd { margin: 0; }

.kx-app__note { color: var(--color-muted); font-size: 0.94rem; margin: 18px 0 0; }

@media (min-width: 700px) {
  .kx-app__meta > div { grid-template-columns: 210px minmax(0, 1fr); }
}

.kx-app__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.kx-app__head h3 { margin: 0; }

.kx-app__icon {
  display: block;
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  border-radius: 0;
}

.kx-shots {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  margin: 0 0 10px;
  padding-bottom: 6px;
}

.kx-shots img {
  display: block;
  flex: 0 0 186px;
  width: 186px;
  height: auto;
  border-radius: 0;
}

.kx-figure { margin: 22px 0 0; }

.kx-figure figcaption {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-top: 6px;
}

@media (min-width: 700px) {
  .kx-shots { overflow-x: visible; gap: 16px; }
  .kx-shots img { flex: 1 1 0; width: 100%; }
}