/* EHG Propiedades — hoja de estilos única, sin dependencias externas */

:root {
  --color-paper: #f3ecdc   /* cor de bumagi iz osey */
  --color-ink: #2b2118     /* tsvet chernil iz osey */
  --color-accent: #3f4fa3  /* akcent iz osey */
  --font-head: Playfair Display,Didot,Bodoni MT,Geo
  --font-body: Lato,Helvetica Neue,Helvetica,sans-s

  --color-ink-soft: #3c4650;
  --color-line: #cfd8d6;
  --color-panel: #f3f6f5;
  --color-accent-soft: #e4f1ef;
  --radius: 2px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  scroll-behavior: smooth;
}

body {
  font-family: Playfair Display,Didot,Bodoni MT,Geo;
  font-size: 17px;
  line-height: 1.55;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
}
.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
  background: var(--color-accent);
  color: var(--color-paper);
  padding: 0.5rem 1rem;
  z-index: 100;
}

h1, h2, h3, .font-head {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  color: var(--color-ink);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.25;
  margin: 0;
}

h1 { font-size: clamp(1.8rem, 4vw, 2.7rem); font-weight: 700; }
h2 { font-size: clamp(1.25rem, 2.6vw, 1.6rem); font-weight: 700; border-bottom: 2px solid var(--color-ink); padding-bottom: 0.4rem; }
h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-accent); }

p { margin: 0 0 1rem; }
a { color: var(--color-accent); text-decoration-thickness: 1.5px; }
a:hover { text-decoration-style: wavy; }

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

.mono-num {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-weight: 700;
  color: var(--color-accent);
}

/* header */
.site-header {
  border-bottom: 3px solid var(--color-ink);
  background: var(--color-paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .bar {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}
.brand { display: flex; flex-direction: column; gap: 0.1rem; }
.brand .name {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.brand .domain {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.72rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.08em;
}
nav.primary-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
nav.primary-nav a { color: var(--color-ink); text-decoration: none; border-bottom: 2px solid transparent; padding-bottom: 2px; }
nav.primary-nav a:hover,
nav.primary-nav a[aria-current="page"] { border-bottom-color: var(--color-accent); color: var(--color-accent); }

/* hero: split first screen */
.hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2.75rem 1.25rem 2.25rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2.5rem;
  align-items: start;
}
.hero-text .kicker {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  display: block;
}
.hero-text h1 { margin-bottom: 1rem; }
.hero-text .lede { font-size: 1.1rem; color: var(--color-ink-soft); max-width: 42ch; }

.hero-panel {
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
}
.hero-panel .panel-title {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.9rem;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.6rem;
}
.hero-panel dl { margin: 0; }
.hero-panel .param {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--color-line);
  font-size: 0.92rem;
}
.hero-panel .param:last-child { border-bottom: none; }
.hero-panel dt { color: var(--color-ink-soft); }
.hero-panel dd { margin: 0; font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-weight: 700; color: var(--color-accent); text-align: right; }

/* content layout: feed + sticky toc */
.content-layout {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
  display: grid;
  grid-template-columns: 1fr 230px;
  gap: 3rem;
  align-items: start;
}
.feed { display: flex; flex-direction: column; gap: 3rem; min-width: 0; }
section.block { border-top: 1px solid var(--color-line); padding-top: 2rem; }
section.block:first-child { border-top: none; padding-top: 0; }

aside.toc {
  position: sticky;
  top: 5.5rem;
  border-left: 3px solid var(--color-ink);
  padding-left: 1.1rem;
}
aside.toc .toc-title {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.75rem;
}
aside.toc ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
aside.toc a {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink-soft);
  text-decoration: none;
}
aside.toc a:hover { color: var(--color-accent); }
aside.toc .toc-sep { border: none; border-top: 1px dashed var(--color-line); margin: 0.9rem 0; }

/* tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--color-line); }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  background: var(--color-paper);
}
table.data caption {
  text-align: left;
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  padding: 0.6rem 0.9rem;
  background: var(--color-panel);
  border-bottom: 1px solid var(--color-line);
}
table.data th, table.data td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}
table.data thead th {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-paper);
  background: var(--color-ink);
}
table.data tbody tr:nth-child(even) { background: var(--color-panel); }
table.data td.num { font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-weight: 700; color: var(--color-accent); white-space: nowrap; }

/* procedure steps */
ol.procedure { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1.1rem; }
ol.procedure li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
ol.procedure .step-num {
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-soft);
  -webkit-text-stroke: 1px var(--color-accent);
  color: transparent;
}
ol.procedure .step-title { font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-size: 0.95rem; text-transform: uppercase; margin-bottom: 0.3rem; letter-spacing: 0.02em; }
ol.procedure .step-meta { display: inline-block; font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-size: 0.72rem; color: var(--color-paper); background: var(--color-ink); padding: 0.15rem 0.5rem; margin-right: 0.5rem; border-radius: var(--radius); }
ol.procedure .step-reject { font-size: 0.87rem; color: var(--color-ink-soft); margin-top: 0.4rem; }
ol.procedure .step-reject b { color: var(--color-ink); }

/* faq */
.faq-item { border: 1px solid var(--color-line); border-radius: var(--radius); margin-bottom: 0.9rem; }
.faq-item summary {
  cursor: pointer;
  padding: 0.9rem 1.1rem;
  font-family: Lato,Helvetica Neue,Helvetica,sans-s;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--color-accent); font-size: 1.1rem; font-family: Lato,Helvetica Neue,Helvetica,sans-s; }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item .faq-a { padding: 0 1.1rem 1.1rem; color: var(--color-ink-soft); }

/* figures */
figure.figure { margin: 0; border: 1px solid var(--color-line); padding: 1.1rem; background: var(--color-panel); }
figure.figure svg { width: 100%; height: auto; display: block; }
figure.figure figcaption { font-size: 0.85rem; color: var(--color-ink-soft); margin-top: 0.8rem; border-top: 1px dashed var(--color-line); padding-top: 0.6rem; }
figure.figure figcaption b { color: var(--color-ink); }

.takeaways { border: 1px solid var(--color-accent); background: var(--color-accent-soft); padding: 1.1rem 1.3rem; border-radius: var(--radius); }
.takeaways h2 { border-bottom: none; padding-bottom: 0; }
.takeaways ul { margin: 0.8rem 0 0; padding-left: 1.2rem; }
.takeaways li { margin-bottom: 0.5rem; }

.internal-links { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.internal-links a.card {
  display: block;
  border: 1px solid var(--color-line);
  padding: 1.1rem;
  text-decoration: none;
  color: var(--color-ink);
  border-radius: var(--radius);
}
.internal-links a.card:hover { border-color: var(--color-accent); }
.internal-links .card-kicker { font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-size: 0.7rem; color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.06em; display: block; margin-bottom: 0.4rem; }
.internal-links .card-title { font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-size: 0.95rem; text-transform: uppercase; }

/* footer */
.site-footer {
  border-top: 3px solid var(--color-ink);
  padding: 1.75rem 1.25rem 2.5rem;
}
.site-footer .foot-inner { max-width: 1120px; margin: 0 auto; }
.site-footer .disclaimer { font-size: 0.82rem; color: var(--color-ink-soft); max-width: 70ch; }
.site-footer .foot-meta { font-family: Lato,Helvetica Neue,Helvetica,sans-s; font-size: 0.72rem; color: var(--color-ink-soft); margin-top: 0.8rem; letter-spacing: 0.04em; }

/* responsive */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .content-layout { grid-template-columns: 1fr; }
  aside.toc { position: static; border-left: none; border-top: 3px solid var(--color-ink); padding-left: 0; padding-top: 1rem; }
  aside.toc ul { flex-direction: row; flex-wrap: wrap; gap: 1rem; }
  .internal-links { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  table.data thead { display: none; }
  table.data, table.data tbody, table.data tr, table.data td { display: block; width: 100%; }
  table.data tr { border-bottom: 2px solid var(--color-ink); padding: 0.6rem 0; }
  table.data td { border-bottom: none; display: flex; justify-content: space-between; gap: 0.75rem; padding: 0.35rem 0.9rem; }
  table.data td::before {
    content: attr(data-label);
    font-family: Lato,Helvetica Neue,Helvetica,sans-s;
    font-size: 0.68rem;
    text-transform: uppercase;
    color: var(--color-ink-soft);
    letter-spacing: 0.03em;
    flex-shrink: 0;
  }
  table.data caption { padding: 0.6rem; }
  ol.procedure li { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .hero { padding: 2rem 1rem 1.5rem; }
  .content-layout { padding: 0 1rem 3rem; }
  body { font-size: 16px; }
}