/* srinidhielevators.com — shared stylesheet */

:root {
  --color-paper: #14161b   /* цвет бумаги из осей */
  --color-ink: #e9e6de     /* цвет чернил из осей */
  --color-accent: #e2b23c  /* акцент из осей */
  --font-head: Futura,Century Gothic,Loma,system-ui
  --font-body: Georgia,Liberation Serif,Times New Ro
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--color-paper);
  color: var(--color-ink);
  font-family: Futura,Century Gothic,Loma,system-ui;
  font-size: 17px;
  line-height: 1.55;
  overflow-x: hidden;
}

img, svg {
  max-width: 100%;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 2px;
}

a:hover,
a:focus {
  text-decoration-style: wavy;
}

h1, h2, h3 {
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-weight: bold;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
h2 { font-size: clamp(1.25rem, 3.4vw, 1.6rem); margin-top: 0; }
h3 { font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.04em; }

p { margin: 0 0 1rem; }

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

/* ---------- halftone header ---------- */

.site-header {
  background-color: var(--color-ink);
  background-image: radial-gradient(circle, var(--color-accent) 1.6px, transparent 1.7px);
  background-size: 15px 15px;
  color: var(--color-paper);
  border-bottom: 6px solid var(--color-accent);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 1.75rem;
}

.kicker {
  margin: 0 0 0.25rem;
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-paper);
  opacity: 0.85;
}

.brand {
  margin: 0 0 1rem;
  color: var(--color-paper);
  text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.35);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.nav a {
  color: var(--color-paper);
  background-color: rgba(106, 53, 201, 0.35);
  border: 1px solid var(--color-accent);
  padding: 0.4rem 0.7rem;
  text-decoration: none;
  white-space: nowrap;
}

.nav a:hover,
.nav a:focus,
.nav a[aria-current="page"] {
  background-color: var(--color-accent);
}

/* ---------- asymmetric intro grid: 1.4 / 1 ---------- */

.intro-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: start;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--color-ink);
}

.intro-text p:first-of-type {
  font-size: 1.1rem;
}

.table-wrap {
  background-color: #ffffff;
  border: 2px solid var(--color-ink);
  padding: 1rem;
}

caption.table-caption {
  font-family: Georgia,Liberation Serif,Times New Ro;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-align: left;
  color: var(--color-accent);
  padding-bottom: 0.6rem;
  caption-side: top;
}

/* ---------- data table ---------- */

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

table.data-table th,
table.data-table td {
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--color-ink);
  text-align: left;
  vertical-align: top;
  font-size: 0.92rem;
}

table.data-table thead th {
  background-color: var(--color-ink);
  color: var(--color-paper);
  font-family: Georgia,Liberation Serif,Times New Ro;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

table.data-table tbody tr:nth-child(even) {
  background-color: rgba(106, 53, 201, 0.07);
}

table.data-table td.num {
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-weight: bold;
  color: var(--color-accent);
  white-space: nowrap;
}

/* ---------- figures ---------- */

.figures {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

figure.chart {
  margin: 0;
  background-color: #ffffff;
  border: 2px solid var(--color-ink);
  padding: 1rem;
}

figure.chart svg {
  display: block;
  width: 100%;
  height: auto;
}

figcaption {
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-size: 0.82rem;
  margin-top: 0.6rem;
  color: var(--color-ink);
  border-top: 1px dashed var(--color-accent);
  padding-top: 0.5rem;
}

/* ---------- procedure ---------- */

.procedure {
  margin-bottom: 2.5rem;
}

.procedure ol {
  padding-left: 1.2rem;
  margin: 0;
  counter-reset: step;
  list-style: none;
}

.procedure li {
  position: relative;
  padding: 0.75rem 0.75rem 0.75rem 2.6rem;
  margin-bottom: 0.75rem;
  background-color: #ffffff;
  border: 1px solid var(--color-ink);
  border-left: 6px solid var(--color-accent);
  counter-increment: step;
}

.procedure li::before {
  content: counter(step);
  position: absolute;
  left: 0.7rem;
  top: 0.65rem;
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-weight: bold;
  font-size: 1.1rem;
  color: var(--color-accent);
}

/* ---------- card strip ---------- */

.card-strip {
  margin-bottom: 2.5rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.card {
  background-color: var(--color-ink);
  color: var(--color-paper);
  padding: 1.1rem;
  border: 2px solid var(--color-ink);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card h3 {
  color: var(--color-paper);
  margin: 0;
}

.card p {
  margin: 0;
  font-size: 0.92rem;
  flex-grow: 1;
}

.card a {
  color: var(--color-paper);
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--color-accent);
  padding: 0.4rem 0.6rem;
  align-self: flex-start;
  text-decoration: none;
}

.card a:hover,
.card a:focus {
  background-color: var(--color-accent);
}

/* ---------- FAQ ---------- */

.faq dl {
  margin: 0;
}

.faq dt {
  font-family: Georgia,Liberation Serif,Times New Ro;
  font-weight: bold;
  background-color: var(--color-ink);
  color: var(--color-paper);
  padding: 0.6rem 0.8rem;
  margin-top: 1rem;
}

.faq dd {
  margin: 0;
  padding: 0.8rem 0.9rem;
  background-color: #ffffff;
  border: 1px solid var(--color-ink);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 6px solid var(--color-accent);
  background-color: var(--color-ink);
  color: var(--color-paper);
}

.site-footer p {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem;
  font-size: 0.82rem;
  opacity: 0.85;
}

/* ---------- responsive: table to cards, stack grid ---------- */

@media (max-width: 800px) {
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .figures {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  table.data-table thead {
    display: none;
  }

  table.data-table,
  table.data-table tbody,
  table.data-table tr,
  table.data-table td {
    display: block;
    width: 100%;
  }

  table.data-table tr {
    margin-bottom: 1rem;
    border: 2px solid var(--color-ink);
  }

  table.data-table td {
    border: none;
    border-bottom: 1px solid rgba(26, 23, 38, 0.15);
    position: relative;
    padding-left: 46%;
    min-height: 1.4rem;
  }

  table.data-table td:last-child {
    border-bottom: none;
  }

  table.data-table td::before {
    content: attr(data-label);
    position: absolute;
    left: 0.6rem;
    top: 0.5rem;
    font-family: Georgia,Liberation Serif,Times New Ro;
    font-weight: bold;
    color: var(--color-accent);
    text-transform: uppercase;
    font-size: 0.68rem;
    letter-spacing: 0.03em;
  }
}