/* ===========================================================================
   Berial Systems — secciones de contenido. Valores reconciliados con el
   bloque <style> verbatim de design_reference/index.html.
   =========================================================================== */

.section-block-alt { background: var(--bg-alt); }
.section-intro { margin: 22px 0 0; font-size: 16px; line-height: 1.62; color: var(--ink-2); max-width: 620px; }
.section-closing { margin: 34px 0 0; font-size: 16px; line-height: 1.5; color: var(--ink-2); max-width: 600px; }
.inline-cta { background: none; border: none; padding: 0; font: inherit; color: var(--cta); font-weight: 600; cursor: pointer; }
.inline-cta:hover { text-decoration: underline; }

/* ---------- Problema (gráfica techo operativo) ---------- */
.chart-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 64px; align-items: center; }
.chart-text { min-width: 0; }
.chart-caption-1 { font-family: var(--font-display); font-size: 21px; font-weight: 400; line-height: 1.4;
  letter-spacing: -0.01em; color: var(--ink); margin: 28px 0 22px; max-width: 34ch; }
.chart-caption-2 { font-size: 13.5px; line-height: 1.55; color: var(--ink-2); margin: 0 0 14px; max-width: 40ch; }
.chart-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ink-2);
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px; }
.chip-diamond { width: 6px; height: 6px; border-radius: 2px; background: var(--accent); transform: rotate(45deg); }
.chart-fig { min-width: 0; width: 100%; }
.infl-chart { width: 100%; height: auto; display: block; }
.infl-clip-rect { transform: scaleX(0); transform-box: fill-box; transform-origin: left center;
  transition: transform 1.4s cubic-bezier(.22,.61,.36,1); }
.chart-fig.is-revealed .infl-clip-rect { transform: scaleX(1); }

/* ---------- Servicios (índice + detalle) ---------- */
.svc-grid { display: grid; grid-template-columns: 320px 1fr; gap: 44px; align-items: start; }
.svc-list { display: flex; flex-direction: column; gap: 4px; }
.svc-item { position: relative; display: flex; gap: 15px; align-items: flex-start; padding: 14px 18px;
  border-radius: 8px; cursor: pointer; border: 1px solid transparent; background: transparent;
  text-align: left; width: 100%; font-family: inherit; transition: background .2s ease, border-color .2s ease; }
.svc-item:hover { background: rgba(95,124,101,0.05); }
.svc-item.on { background: var(--surface); border-color: var(--border-2); }
.svc-item.on::before { content: ''; position: absolute; left: 0; top: 12px; bottom: 12px; width: 2px;
  background: var(--accent); border-radius: 0 2px 2px 0; }
.svc-num { font-family: var(--font-display); font-size: 15px; font-weight: 500; color: var(--accent);
  width: 22px; flex-shrink: 0; line-height: 1.55; }
.svc-txt { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.svc-name { font-family: var(--font-display); font-size: 16px; font-weight: 500; color: var(--ink); line-height: 1.35; white-space: nowrap; }
.svc-item:not(.on) .svc-name { color: var(--ink-3); }
.svc-when { font-family: var(--font-body); font-size: 12.5px; line-height: 1.4; color: var(--ink-4); }
.svc-item.on .svc-when { color: var(--ink-3); }
.svc-detail { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(0,1fr); gap: 40px; align-items: center;
  background: var(--bg); border: 1px solid var(--border-2); border-top: 2px solid var(--sage);
  border-radius: 10px; padding: 28px 40px; min-height: 300px; }
.svc-anim { display: flex; justify-content: center; align-items: center; }
.svc-anim svg { width: 100%; aspect-ratio: 200 / 130; height: auto; display: block; overflow: visible; }
.svc-ddesc { margin: 0; font-family: var(--font-display); font-size: 18px; font-weight: 400; line-height: 1.5;
  letter-spacing: -0.005em; color: var(--ink); }

/* ---------- Proceso (stepper) ---------- */
.eng-stepper { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; margin-top: 38px; }
.eng-card { display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--border); border-top: 2px solid var(--sage); border-radius: 10px; padding: 24px 24px 22px; }
.eng-phase-label { font-size: 10px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 11px; }
.eng-phase-label.is-optional { color: var(--ink-4); }
.eng-verb { font-size: 22px; font-weight: 500; letter-spacing: -0.015em; line-height: 1.1; color: var(--ink); margin: 0 0 10px; }
.eng-line { font-size: 14px; line-height: 1.55; color: var(--ink-2); margin: 0 0 20px; }
.eng-foot { margin-top: auto; border-top: 1px solid var(--hairline); padding-top: 14px; display: flex; gap: 14px; align-items: baseline; }
.eng-duration { font-size: 13px; color: var(--ink-3); }
.eng-time { font-family: var(--font-display); font-size: 15px; font-weight: 600; color: var(--accent); }
.eng-time i { font-family: var(--font-body); font-size: 11.5px; font-weight: 500; color: var(--ink-4); font-style: normal; }
.eng-diamond { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 0 14px; }
.eng-diamond-shape { width: 12px; height: 12px; background: var(--bg); border: 1.5px solid var(--accent); transform: rotate(45deg); }
.eng-diamond-label { font-size: 9.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }

/* ---------- Sectores ---------- */
.sectors-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; margin-top: 44px; }
.sector-card { display: flex; gap: 16px; align-items: flex-start; background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 28px 24px;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease; }
.sector-card:hover { border-color: var(--sage); box-shadow: 0 4px 20px rgba(95,124,101,0.10); transform: translateY(-2px); }
.sector-icon { display: inline-flex; padding: 10px; border-radius: 6px; background: rgba(95,124,101,0.07); margin-top: 2px; }
.sector-icon svg { display: block; }
.sector-title { font-size: 16px; font-weight: 500; line-height: 1.35; color: var(--ink); margin: 0 0 8px; }
.sector-desc { font-size: 14px; line-height: 1.65; color: var(--ink-2); margin: 0; }

/* ---------- Equipo ---------- */
.team-badge { display: inline-block; font-size: 10px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); border: 1px dashed var(--accent); border-radius: 999px; padding: 4px 12px; margin-bottom: 16px; }
.team-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; margin-top: 44px; }
.team-card { position: relative; display: flex; gap: 22px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 28px; }
.team-li { position: absolute; top: 22px; right: 22px; color: var(--ink-4); line-height: 0; transition: color .18s ease; }
.team-li:hover { color: var(--cta); }
.team-photo { position: relative; flex: 0 0 84px; width: 84px; height: 84px; display: flex; align-items: center; justify-content: center;
  background: var(--surface-muted); border: 1px solid var(--border-2); border-radius: 5px;
  font-family: var(--font-display); font-size: 22px; font-weight: 500; letter-spacing: 0.05em; color: var(--ink-3); }
.team-diamond { position: absolute; top: 7px; right: 7px; width: 5px; height: 5px; background: var(--accent); transform: rotate(45deg); opacity: .85; }
.team-name { font-size: 18px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.25; color: var(--ink); margin: 0; }
.team-role { display: block; font-family: var(--font-body); font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--sage); margin-top: 5px; }
.team-gancho { font-family: var(--font-display); font-size: 15.5px; font-weight: 500; line-height: 1.42; color: var(--ink); margin: 13px 0 0; }
.team-bio { font-size: 13.5px; line-height: 1.6; color: var(--ink-2); margin: 9px 0 0; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 860px; display: flex; flex-direction: column; gap: 10px; margin-top: 28px; }
.faq-item { border: 1px solid var(--border); border-radius: 8px; background: var(--surface); overflow: hidden; transition: border-color 180ms ease; }
.faq-item:hover { border-color: var(--border-2); }
.faq-item[open] { border-color: var(--sage); }
.faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between;
  gap: 18px; padding: 20px 24px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q { font-family: var(--font-display); font-size: 16px; font-weight: 500; letter-spacing: -0.005em; line-height: 1.35; color: var(--ink); }
.faq-toggle { position: relative; flex: 0 0 14px; width: 14px; height: 14px; }
.faq-toggle::before, .faq-toggle::after { content: ""; position: absolute; background: var(--sage); transition: transform .2s ease; }
.faq-toggle::before { left: 0; right: 0; top: 6.25px; height: 1.5px; }
.faq-toggle::after { top: 0; bottom: 0; left: 6.25px; width: 1.5px; }
.faq-item[open] .faq-toggle::after { transform: scaleY(0); }
.faq-a { padding: 0 24px 22px; border-top: 1px solid var(--hairline); }
.faq-a p { font-size: 14.5px; line-height: 1.65; color: var(--ink-2); margin: 18px 0 0; }

/* ===========================================================================
   Casos (CaseStudySection) — carrusel + popup. Clases verbatim del <style> de
   design_reference/index.html + las derivadas de estilos inline del JSX.
   =========================================================================== */
.case-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 18px; }
.case-nav { display: flex; gap: 10px; }
.case-arrow { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid #D8D1C2; border-radius: 8px; color: #2F6A4E; cursor: pointer;
  transition: background .2s ease-out, border-color .2s ease-out; }
.case-arrow:hover { background: rgba(47,106,78,0.08); border-color: #5F7C65; }

.case-vp { overflow: hidden; padding: 6px 2px 14px; margin: 0 -2px; }
.case-track { display: flex; gap: 20px; width: max-content; will-change: transform; }

.case-card-c { flex: 0 0 330px; display: flex; flex-direction: column; background: #FFFFFF;
  border: 1px solid #E8E4DB; border-radius: 10px; overflow: hidden; text-align: left;
  transition: border-color .22s ease-out, transform .22s ease-out, box-shadow .22s ease-out; }
.case-card-c:hover { border-color: #5F7C65; transform: translateY(-3px); box-shadow: 0 14px 30px -18px rgba(47,106,78,0.34); }

.case-motif { position: relative; height: 120px; background: var(--motif-bg); border-bottom: 1px solid var(--border); }
.case-type-pos { position: absolute; top: 12px; left: 12px; z-index: 1; }
.case-type-tag { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-body);
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase; color: var(--ink-2);
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 5px 10px; }

.case-card-body { padding: 20px 22px 22px; cursor: pointer; flex: 1; display: flex; flex-direction: column;
  width: 100%; text-align: left; background: transparent; border: none; font: inherit; color: inherit; }
.case-sector-chip { align-self: flex-start; display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-body); font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--sage); background: rgba(95,124,101,0.08); border-radius: 999px; padding: 5px 11px; white-space: nowrap; }
.case-sector-diamond { width: 5px; height: 5px; border-radius: 2px; background: var(--accent); transform: rotate(45deg); flex-shrink: 0; }
.case-lead { display: block; margin: 16px 0 0; }
.case-lead-v { display: block; font-family: var(--font-display); font-size: 30px; font-weight: 500;
  color: var(--accent); line-height: 1.04; letter-spacing: -0.02em; }
.case-lead-l { display: block; font-size: 12.5px; color: var(--ink-3); margin-top: 6px; font-family: var(--font-body); line-height: 1.4; }
.case-blurb { display: block; margin: 14px 0 0; font-family: var(--font-body); font-size: 13.5px; line-height: 1.55; color: var(--ink-2); }
.case-more { display: inline-flex; align-items: center; gap: 7px; margin-top: auto; padding-top: 16px;
  font-family: var(--font-body); font-size: 13px; font-weight: 600; color: #2F6A4E; transition: gap .2s ease-out; }
.case-card-c:hover .case-more { gap: 11px; }

/* Popup */
.case-pop-bg { position: fixed; inset: 0; z-index: 1000; background: rgba(15,20,17,0.45); backdrop-filter: blur(5px);
  display: flex; align-items: flex-start; justify-content: center; overflow-y: auto; padding: 48px 20px;
  animation: fadeInBg 0.25s ease-out; }
.case-pop-bg[hidden] { display: none; }   /* el display:flex anula el [hidden] por defecto (mismo gotcha que .modal-bg) */
.case-pop { position: relative; width: min(620px,100%); background: #F7F4ED; border: 1px solid #E8E4DB;
  border-top: 3px solid #5F7C65; border-radius: 10px; padding: 34px 36px 36px; animation: caseSlide 0.3s ease-out both; }
.case-pop[hidden] { display: none; }
.case-pop-x { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; display: flex; align-items: center;
  justify-content: center; background: transparent; border: 1px solid #E0DDD5; border-radius: 7px; color: #5F7C65;
  cursor: pointer; transition: background .2s ease-out; }
.case-pop-x:hover { background: rgba(95,124,101,0.08); }
.case-pop-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.case-pop-title { font-family: var(--font-display); font-size: 26px; font-weight: 500; color: var(--ink);
  letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 24px; }
.case-pop-blocks { display: flex; flex-direction: column; gap: 18px; margin-bottom: 26px; }
.case-detail-label { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--sage); display: block; margin-bottom: 7px; font-family: var(--font-body); }
.case-detail-p { margin: 0; font-size: 14.5px; line-height: 1.6; color: var(--ink-2); font-family: var(--font-body); }
.case-stats { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 24px; }
.case-stat { flex: 1 1 160px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; padding: 18px 18px; }
.case-stat-v { display: block; font-family: var(--font-display); font-size: 26px; font-weight: 500;
  color: var(--accent); line-height: 1.05; letter-spacing: -0.02em; }
.case-stat-l { display: block; font-size: 12px; color: var(--ink-3); margin-top: 6px; font-family: var(--font-body); line-height: 1.4; }
.case-tech { margin-bottom: 24px; }
.case-tech.is-last { margin-bottom: 0; }
.case-tech-label { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--sage); display: block; margin-bottom: 10px; font-family: var(--font-body); }
.case-tech-items { display: flex; gap: 8px; flex-wrap: wrap; }
.case-tech-badge { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-body);
  font-size: 12.5px; font-weight: 500; color: var(--ink-2); background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 12px; }
.case-tech-dot { width: 8px; height: 8px; border-radius: 2px; background: var(--sage); }
.case-quote { padding: 20px 22px; background: var(--surface); border-left: 3px solid var(--sage);
  border-top: 1px solid var(--border); border-right: 1px solid var(--border); border-bottom: 1px solid var(--border);
  border-radius: 0 6px 6px 0; }
.case-quote-text { margin: 0 0 14px; font-family: var(--font-display); font-size: 15.5px; font-weight: 400;
  color: var(--ink); line-height: 1.45; font-style: italic; }
.case-quote-author { display: flex; gap: 12px; align-items: center; }
.case-quote-avatar { width: 40px; height: 40px; background: var(--surface-muted); border: 1px solid #D8D1C2;
  border-radius: 4px; display: flex; align-items: center; justify-content: center; font-family: var(--font-display);
  font-size: 12px; color: var(--ink-3); }
.case-quote-name { display: block; font-size: 13px; font-weight: 600; color: var(--ink); font-family: var(--font-body); }
.case-quote-role { display: block; font-size: 12px; color: var(--ink-3); font-family: var(--font-body); }

/* Overrides tema oscuro (verbatim) — las clases con hex fijo */
[data-theme="dark"] .case-card-c { background: var(--surface); border-color: var(--border); }
[data-theme="dark"] .case-card-c:hover { border-color: var(--sage); }
[data-theme="dark"] .case-more { color: var(--sage); }
[data-theme="dark"] .case-arrow { background: var(--surface); border-color: var(--border); color: var(--sage); }
[data-theme="dark"] .case-arrow:hover { background: rgba(142,168,148,0.10); border-color: var(--sage); }
[data-theme="dark"] .case-pop { background: var(--surface-muted); border-color: var(--border); border-top-color: var(--sage); }
[data-theme="dark"] .case-pop-x { border-color: var(--border); color: var(--sage); }
[data-theme="dark"] .case-pop-x:hover { background: rgba(142,168,148,0.10); }

@keyframes fadeInBg { from { opacity: 0; } to { opacity: 1; } }
@keyframes caseSlide { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: translateX(0); } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .chart-grid { gap: 44px; }
  .eng-stepper { grid-template-columns: 1fr; gap: 10px; }
  .eng-diamond { flex-direction: row; padding: 4px 0; }
}
@media (max-width: 1000px) { .svc-detail { grid-template-columns: 1fr; gap: 24px; } }
@media (max-width: 900px) {
  .chart-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 760px) {
  .svc-grid { grid-template-columns: 1fr; gap: 24px; }
  .svc-detail { min-height: 0; padding: 26px 24px 28px; }
}
@media (max-width: 720px) {
  .sectors-grid, .team-grid { grid-template-columns: 1fr; }
  .chart-caption-1 { font-size: 19px; }
  .team-card { padding: 24px; }
}
@media (max-width: 560px) {
  .case-card-c { flex-basis: 280px; }
  .case-pop { padding: 30px 24px 28px; }
}