.docs-page {
  padding-top: 120px;
  padding-bottom: 80px;
}

.docs-hero {
  padding-bottom: 48px;
}

.docs-kicker {
  margin-bottom: 14px;
}

.docs-title {
  max-width: 12ch;
}

.docs-title.docs-title-wide {
  max-width: none;
}

.docs-subtitle {
  max-width: 76ch;
  color: var(--gray);
}

.docs-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 28px;
}

.docs-panel-soft {
  background: rgba(3, 13, 26, 0.78);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.docs-shell {
  display: grid;
  gap: 24px;
}

.docs-section-heading {
  margin-bottom: 20px;
}

.docs-section-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--white-strong);
}

.docs-section-copy {
  max-width: 72ch;
  margin: 0;
  color: var(--gray);
}

.docs-footer {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  color: var(--gray);
  font-size: 0.82rem;
  line-height: 1.7;
}

.docs-footer a {
  color: var(--cyan);
}

.docs-link-grid,
.concept-grid {
  display: grid;
  gap: 16px;
}

.docs-link-card,
.concept-card {
  display: block;
  padding: 20px 22px;
  background: rgba(3, 13, 26, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.docs-link-card:hover,
.docs-link-card:focus-visible,
.concept-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: rgba(10, 30, 48, 0.92);
}

.docs-link-card-title,
.concept-card h3 {
  display: block;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  line-height: 1.2;
  color: var(--white-strong);
}

.docs-link-card p,
.concept-card p,
.concept-card ul,
.concept-card li {
  color: var(--gray);
}

.docs-link-card p,
.concept-card p {
  margin: 0;
  line-height: 1.6;
}

.concept-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.concept-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 0.88rem;
  line-height: 1.6;
}

.pill-tag {
  display: inline-flex;
  width: fit-content;
  margin-top: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pill-tag.is-primary {
  background: rgba(0, 176, 144, 0.14);
  color: #8ef0dd;
}

.pill-tag.is-danger {
  background: rgba(252, 81, 133, 0.14);
  color: #ff9ebb;
}

.diagram-shell {
  overflow-x: auto;
}

.diagram-shell .mermaid {
  display: flex;
  justify-content: center;
  min-width: min-content;
}

.diagram-shell .mermaid svg {
  max-width: 100%;
  height: auto;
}

.docs-note-grid {
  display: grid;
  gap: 16px;
}

.docs-note-card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(3, 13, 26, 0.78);
}

.docs-note-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--white-strong);
}

.docs-note-card p,
.docs-note-card li {
  color: var(--gray);
  line-height: 1.65;
}

.docs-note-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.top-bar {
  width: min(calc(100% - 8vw), 1360px);
  margin: 0 auto 28px;
  padding-top: 120px;
}

.top-bar a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
}

.top-bar a:hover,
.top-bar a:focus-visible {
  color: var(--cyan);
}

.top-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 4vw;
  background: rgba(3, 13, 26, 0.84);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
}

.top-nav a,
.top-nav .brand {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.top-nav a {
  color: var(--gray);
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--cyan);
}

.top-nav .brand {
  color: var(--white-strong);
}

.nav-stack,
.top-nav-stack {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(3, 13, 26, 0.68);
}

.lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.lang-link:hover,
.lang-link:focus-visible {
  color: var(--white);
  background: rgba(0, 212, 255, 0.08);
}

.lang-link.is-active {
  color: var(--black);
  background: var(--cyan);
}

.main-container {
  width: min(calc(100% - 8vw), 1280px);
  margin: 120px auto 80px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(0, 212, 255, 0.05), rgba(0, 212, 255, 0) 22%),
    rgba(3, 13, 26, 0.12);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.main-container-case {
  padding: 36px;
}

.concordia-hero {
  display: grid;
  gap: 18px;
}

.main-container-case .title-display {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.concordia-hero .subtitle,
.concordia-hero .datos-buque {
  max-width: 84ch;
  margin-inline: auto;
}

.concordia-note-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.concordia-action-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.btn-secondary-sharp {
  border-color: var(--border);
  color: var(--white);
  background: rgba(3, 13, 26, 0.78);
}

.btn-secondary-sharp::before {
  background: rgba(0, 212, 255, 0.12);
}

.btn-secondary-sharp:hover,
.btn-secondary-sharp:focus-visible {
  border-color: var(--border-strong);
}

.main-container > h1,
.main-container > .subtitle,
.main-container > .datos-buque {
  text-align: center;
}

h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: var(--white-strong);
}

.subtitle {
  margin: 0 0 10px;
  color: var(--gray);
  font-size: 1rem;
}

.datos-buque {
  color: var(--gray);
  font-size: 0.9rem;
  line-height: 1.7;
}

.section-title {
  margin: 52px 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--white-strong);
}

.mermaid {
  display: flex;
  justify-content: center;
  overflow-x: auto;
}

.mermaid svg {
  max-width: 100%;
  height: auto;
}

.conceptos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.concepto-card {
  padding: 20px 22px;
  background: rgba(3, 13, 26, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.concepto-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: rgba(10, 30, 48, 0.92);
}

.concepto-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.2;
  color: var(--white-strong);
}

.concepto-card p,
.concepto-card li {
  color: var(--gray);
}

.concepto-card p {
  margin: 0;
  line-height: 1.6;
}

.concepto-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 0.88rem;
  line-height: 1.6;
}

.card-imo { border-left: 4px solid var(--cyan); }
.card-solas { border-left: 4px solid var(--blue); }
.card-marpol { border-left: 4px solid var(--success); }
.card-stcw { border-left: 4px solid var(--warning); }
.card-colreg { border-left: 4px solid var(--danger); }
.card-sar { border-left: 4px solid #6fb5ff; }
.card-isps { border-left: 4px solid rgba(255, 255, 255, 0.24); }
.card-imdg { border-left: 4px solid #ff8c00; }

.timeline {
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 56px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--cyan), rgba(0, 212, 255, 0.2));
}

.event {
  position: relative;
  margin-bottom: 18px;
  padding-left: 92px;
}

.event .time {
  position: absolute;
  left: 0;
  top: 3px;
  width: 50px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
}

.event .dot {
  position: absolute;
  left: 50px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.06);
}

.dot-normal { background: var(--success); }
.dot-warning { background: var(--warning); }
.dot-error { background: #ff8c00; }
.dot-critical { background: var(--danger); }
.dot-fatal { background: #cc0000; }
.dot-info { background: var(--blue); }

.event .content,
.v-card,
.ops-card,
.lecciones,
.transcript {
  background: rgba(3, 13, 26, 0.78);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.event .content {
  padding: 16px 18px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.event .content:hover,
.v-card:hover,
.ops-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.event .content h4,
.v-card h3,
.ops-card h3,
.lecciones h3,
.transcript h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 0.98rem;
  line-height: 1.2;
  color: var(--white-strong);
}

.event .content p,
.v-card p,
.v-card li,
.ops-card p,
.ops-card li,
.lecciones li,
.transcript .line,
.transcript .text {
  color: var(--gray);
}

.event .content p,
.v-card p,
.ops-card p,
.lecciones li,
.transcript .line,
.transcript .text {
  line-height: 1.65;
}

.event .violations {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tag-solas { background: rgba(0, 112, 243, 0.18); color: #90c6ff; }
.tag-colreg { background: rgba(252, 81, 133, 0.16); color: #ff9ebb; }
.tag-ism { background: rgba(0, 212, 255, 0.12); color: var(--cyan); }
.tag-stcw { background: rgba(255, 205, 53, 0.16); color: #ffe38b; }
.tag-marpol { background: rgba(0, 176, 144, 0.16); color: #8ef0dd; }
.tag-ley { background: rgba(255, 255, 255, 0.08); color: var(--white); }
.tag-sar { background: rgba(53, 125, 249, 0.16); color: #a7cbff; }
.tag-tesis { background: rgba(0, 212, 255, 0.12); color: var(--cyan); }

.border-normal { border-left: 3px solid var(--success); }
.border-warning { border-left: 3px solid var(--warning); }
.border-error { border-left: 3px solid #ff8c00; }
.border-critical { border-left: 3px solid var(--danger); }
.border-fatal { border-left: 3px solid #cc0000; }
.border-info { border-left: 3px solid var(--blue); }

.violations-grid,
.ops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.v-card,
.ops-card,
.lecciones,
.transcript {
  padding: 20px;
}

.v-card ul,
.ops-card ul,
.lecciones ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.vc-solas { border-left: 4px solid var(--blue); }
.vc-colreg { border-left: 4px solid var(--danger); }
.vc-ism { border-left: 4px solid var(--cyan); }
.vc-stcw { border-left: 4px solid var(--warning); }
.vc-marpol { border-left: 4px solid var(--success); }
.vc-ley { border-left: 4px solid rgba(255, 255, 255, 0.18); }
.vc-tecnico { border-left: 4px solid var(--teal); }

.transcript {
  border-left: 4px solid var(--cyan);
}

.transcript .speaker {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.transcript .defalco { color: var(--cyan); }
.transcript .schettino { color: #ff9ebb; }
.transcript .stage {
  margin: 16px 0 8px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ops-card .date {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ops-card {
  border-left: 4px solid var(--cyan);
}

.footer {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  color: var(--gray);
  font-size: 0.82rem;
  line-height: 1.7;
}

.footer a {
  color: var(--cyan);
}

@media (max-width: 900px) {
  .docs-page {
    padding-top: 110px;
  }

  .docs-panel {
    padding: 22px;
  }
}

@media (max-width: 600px) {
  .docs-page {
    padding-top: 96px;
    padding-bottom: 56px;
  }

  .docs-panel {
    padding: 18px;
  }

  .top-bar {
    padding-top: 100px;
  }

  .main-container {
    width: min(calc(100% - 32px), 1280px);
    margin: 100px auto 48px;
    padding: 18px;
  }

  .main-container-case {
    padding: 22px;
  }

  .concordia-note-grid {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 18px;
  }

  .event {
    padding-left: 44px;
  }

  .event .time {
    position: static;
    width: auto;
    margin-bottom: 8px;
    text-align: left;
  }

  .event .dot {
    left: 12px;
    top: 32px;
  }
}