.technical-guide-main {
  padding: 94px 0 72px;
  background: #050b14;
}

.technical-guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr);
  gap: 36px;
  align-items: center;
  margin: 18px 0 0;
  padding: clamp(34px, 5vw, 64px) 0;
  border-bottom: 1px solid #183b61;
}

.technical-guide-hero h1 {
  max-width: 820px;
  margin: 10px 0 16px;
  color: #f5f8ff;
  font: 800 clamp(2.25rem, 5vw, 4.5rem)/.98 "Saira", sans-serif;
}

.technical-guide-hero p {
  max-width: 760px;
  color: #b7c8dd;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.65;
}

.technical-guide-hero figure {
  margin: 0;
  border: 1px solid #2568a4;
  border-radius: 18px;
  background: #061426;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .34);
}

.technical-guide-hero img,
.technical-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.technical-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 260px;
  justify-content: space-between;
  gap: 68px;
  align-items: start;
  padding: 58px 0 110px;
}

.technical-content {
  min-width: 0;
}

.technical-section,
.technical-panel {
  margin: 0 0 52px;
  padding: 0 0 52px;
  border: 0;
  border-bottom: 1px solid #183b61;
  border-radius: 0;
  background: transparent;
}

.technical-section:last-child,
.technical-panel:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.technical-section h2 {
  margin: 0 0 14px;
  color: #f2f7ff;
  font: 800 clamp(1.55rem, 3vw, 2.45rem)/1.08 "Saira", sans-serif;
}

.technical-section h3 {
  margin: 24px 0 10px;
  color: #eaf4ff;
  font: 750 clamp(1.1rem, 2vw, 1.4rem)/1.25 "Saira", sans-serif;
}

.technical-section p,
.technical-section li,
.technical-panel p {
  color: #b7c7da;
  line-height: 1.7;
}

.technical-section strong {
  color: #eff7ff;
}

.technical-section ul,
.technical-section ol {
  display: grid;
  gap: 9px;
  padding-left: 1.25rem;
}

.technical-section li::marker {
  color: #ff7138;
  font-weight: 800;
}

.technical-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: #34d7ff;
  font: 700 .76rem/1 "JetBrains Mono", monospace;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.technical-figure {
  margin: 22px 0 0;
  border: 1px solid #205280;
  border-radius: 16px;
  background: #061326;
  overflow: hidden;
}

.technical-figure figcaption {
  padding: 11px 14px;
  color: #91aac5;
  font-size: .84rem;
}

.technical-callout {
  margin: 18px 0;
  padding: 17px 19px;
  border-left: 3px solid #ff623d;
  border-radius: 0 12px 12px 0;
  background: rgba(255, 98, 61, .09);
  color: #d8e3ef;
  line-height: 1.65;
}

.technical-callout--blue {
  border-left-color: #00c9ff;
  background: rgba(0, 201, 255, .08);
}

.technical-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.technical-card {
  padding: 2px 0 2px 18px;
  border: 0;
  border-left: 2px solid #167fd6;
  border-radius: 0;
  background: transparent;
}

.technical-card h3 {
  margin-top: 0;
}

.technical-table-wrap {
  margin-top: 18px;
  border: 1px solid #21517d;
  border-radius: 14px;
  overflow-x: auto;
}

.technical-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  color: #c6d4e5;
}

.technical-table th,
.technical-table td {
  padding: 13px 14px;
  border-bottom: 1px solid #183c62;
  text-align: left;
  vertical-align: top;
}

.technical-table th {
  background: #0d315b;
  color: #eaf7ff;
  font-family: "Saira", sans-serif;
}

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

.technical-toc {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 5px;
  padding: 18px;
  border: 1px solid #193e65;
  border-radius: 16px;
  background: rgba(5, 17, 33, .96);
}

.technical-toc strong {
  margin-bottom: 7px;
  color: #eff7ff;
  font-family: "Saira", sans-serif;
}

.technical-toc a {
  min-height: 38px;
  padding: 9px 10px;
  border-radius: 8px;
  color: #9cb3cd;
  text-decoration: none;
}

.technical-toc a:hover,
.technical-toc a:focus-visible {
  background: #0d3159;
  color: #fff;
}

.technical-downloads {
  display: grid;
  gap: 14px;
}

.technical-download {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 20px;
  border: 1px solid #1e527f;
  border-radius: 15px;
  background: linear-gradient(120deg, #0a2749, #07182d);
}

.technical-download h3 {
  margin: 0 0 6px;
}

.technical-download p {
  margin: 0;
}

.technical-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 19px;
  border: 1px solid #27aef3;
  border-radius: 10px;
  background: linear-gradient(135deg, #167fe8, #08b9dd);
  color: #fff;
  font: 700 .9rem/1 "Saira", sans-serif;
  text-decoration: none;
  white-space: nowrap;
}

.technical-button:hover,
.technical-button:focus-visible {
  filter: brightness(1.12);
  transform: translateY(-1px);
}

.technical-checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  list-style: none;
}

.technical-checks li {
  position: relative;
  padding: 13px 14px 13px 43px;
  border: 0;
  border-bottom: 1px solid #183b61;
  border-radius: 0;
  background: transparent;
}

.technical-checks li::before {
  position: absolute;
  top: 13px;
  left: 14px;
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  border: 1px solid #00c8f8;
  border-radius: 50%;
  color: #00c8f8;
  content: "✓";
  font-size: .74rem;
}

.technical-faq details {
  border-bottom: 1px solid #1b4067;
}

.technical-faq summary {
  min-height: 52px;
  padding: 15px 0;
  color: #eef7ff;
  cursor: pointer;
  font-weight: 700;
}

.technical-faq details p {
  margin-top: 0;
}

@media (max-width: 980px) {
  .technical-guide-hero,
  .technical-layout {
    grid-template-columns: 1fr;
  }

  .technical-guide-hero figure {
    max-width: 720px;
  }

  .technical-toc {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    order: -1;
  }
}

@media (max-width: 640px) {
  .technical-guide-main {
    padding-top: 78px;
  }

  .technical-guide-hero {
    gap: 22px;
    padding: 30px 0 38px;
  }

  .technical-guide-hero h1 {
    font-size: clamp(2rem, 11vw, 3rem);
  }

  .technical-section,
  .technical-panel {
    margin-bottom: 38px;
    padding: 0 0 38px;
  }

  .technical-grid,
  .technical-checks,
  .technical-toc {
    grid-template-columns: 1fr;
  }

  .technical-download {
    grid-template-columns: 1fr;
  }

  .technical-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .technical-button {
    transition: none;
  }
}