:root {
  --ink: #17212b;
  --muted: #566473;
  --line: #d7dee5;
  --panel: #f4f7f9;
  --red: #c7252e;
  --teal: #1f8a99;
  --blue: #244f73;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: #e9eef2;
  line-height: 1.48;
}

.sheet {
  width: min(1120px, calc(100% - 32px));
  margin: 24px auto;
  padding: 36px;
  background: #ffffff;
  box-shadow: 0 20px 54px rgba(23, 33, 43, 0.16);
}

.doc-header {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 28px;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 4px solid var(--red);
}

.doc-header img {
  max-width: 150px;
}

.status {
  margin: 0 0 8px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.12;
  letter-spacing: 0;
}

.subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 330px;
  gap: 28px;
  align-items: center;
  padding: 28px 0;
}

.hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

h2 {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0;
}

p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 14px;
}

.quick-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-bottom: 24px;
  border: 1px solid var(--line);
}

.quick-specs div {
  padding: 16px;
  border-right: 1px solid var(--line);
}

.quick-specs div:last-child {
  border-right: 0;
}

.quick-specs strong {
  display: block;
  color: var(--red);
  font-size: 24px;
  line-height: 1.05;
}

.quick-specs span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.block {
  margin-bottom: 18px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
}

ul {
  margin: 0;
  padding-left: 18px;
}

li {
  margin: 5px 0;
  color: var(--muted);
  font-size: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
}

th,
td {
  padding: 9px 10px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 13px;
}

th {
  width: 22%;
  color: var(--ink);
  background: #edf2f5;
  font-weight: 700;
}

td {
  color: var(--muted);
}

.compact th {
  width: 34%;
}

.note {
  margin-top: 12px;
  font-size: 12px;
}

.drawing-block img {
  display: block;
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  background: #ffffff;
  border: 1px solid var(--line);
}

.drawing-block a {
  display: block;
  margin-top: 12px;
}

.doc-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 12px;
  padding-top: 18px;
  border-top: 2px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.doc-footer div {
  display: grid;
  gap: 3px;
}

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

.doc-footer p {
  max-width: 360px;
  margin: 0;
  font-size: 12px;
  text-align: right;
}

@media (max-width: 760px) {
  .sheet {
    width: 100%;
    margin: 0;
    padding: 20px;
    box-shadow: none;
  }

  .doc-header,
  .hero,
  .grid,
  .quick-specs,
  .doc-footer {
    grid-template-columns: 1fr;
  }

  .quick-specs div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .quick-specs div:last-child {
    border-bottom: 0;
  }

  .doc-footer {
    display: grid;
  }

  .doc-footer p {
    text-align: left;
  }
}

@media print {
  body {
    background: #ffffff;
  }

  .sheet {
    width: 100%;
    margin: 0;
    padding: 14mm;
    box-shadow: none;
  }

  .block,
  .hero,
  .quick-specs {
    break-inside: avoid;
  }
}