/* =====================================================================
   RENTINGCAR — Caso de proyecto (Business)
   Reutiliza tokens, .breadcrumbs, .ac-hero / .ac-section de styles.css.
   Estética editorial: arena + navy, amarillo solo activación, sin radios.
   Acento de marca: azul-medio (solo en el logotipo).
   ===================================================================== */

/* --- Hero: logo + titular + bajada + meta ---------------------------- */
.rc-hero-grid{align-items:start}
.rc-hero-text{display:flex;flex-direction:column}

.rc-logo{
  display:inline-flex;align-self:flex-start;align-items:center;
  margin-bottom:22px;
}
.rc-logo img{height:40px;width:auto;display:block}

.rc-hero-title{
  font-size:40px;line-height:1.12;letter-spacing:-.01em;margin:0 0 18px;max-width:15ch;
}
.rc-hero-title .accent{
  font-family:var(--serif);font-style:italic;color:var(--insight-2);font-weight:400;
}
.rc-hero-lede{
  font-family:var(--sans);font-size:16px;line-height:1.6;color:var(--ink-2);
  max-width:50ch;margin:0;
}
.rc-hero-meta{
  margin-top:26px;padding-top:20px;border-top:1px solid var(--rule);
  display:flex;flex-wrap:wrap;gap:28px;
}
.rc-meta-item{display:flex;flex-direction:column;gap:5px}
.rc-meta-item .l{
  font-family:var(--sans);font-size:10.5px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
}
.rc-meta-item .v{
  font-family:var(--serif);font-weight:400;font-size:18px;color:var(--navy);letter-spacing:-.005em;
}

/* --- Hero photo (placeholder editorial) ------------------------------ */
.rc-hero-photo{
  position:relative;aspect-ratio:16/11;margin:0;
  background:var(--ink-block);overflow:hidden;border:1px solid var(--rule);
}
.rc-hero-photo .rc-hero-shot{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center;display:block}
.rc-hero-photo .grid-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.rc-hero-photo .frame-corners{position:absolute;inset:18px;pointer-events:none}
.rc-hero-photo .frame-corners span{position:absolute;width:18px;height:18px;border:1px solid rgba(255,199,44,.4)}
.rc-hero-photo .frame-corners .tl{top:0;left:0;border-right:0;border-bottom:0}
.rc-hero-photo .frame-corners .tr{top:0;right:0;border-left:0;border-bottom:0}
.rc-hero-photo .frame-corners .bl{bottom:0;left:0;border-right:0;border-top:0}
.rc-hero-photo .frame-corners .br{bottom:0;right:0;border-left:0;border-top:0}
.rc-hero-photo .photo-meta{
  position:absolute;top:24px;left:24px;display:flex;flex-direction:column;gap:6px;align-items:flex-start;z-index:2;
}
.rc-hero-photo .photo-meta .type{
  font-family:var(--sans);font-size:10.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  background:var(--insight);color:var(--on-amber);padding:6px 10px;
}
.rc-hero-photo .photo-meta .cap{
  font-family:var(--mono);font-size:11px;color:#C3CCDD;
  background:rgba(11,29,58,.55);padding:4px 9px;
}
.rc-hero-photo .photo-bottom{position:absolute;bottom:24px;right:24px;z-index:2}
.rc-hero-photo .photo-bottom .principle{
  font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:#fff;background:rgba(11,29,58,.55);padding:5px 9px;
}

/* --- 01 · Contexto --------------------------------------------------- */
.rc-context-grid{display:grid;grid-template-columns:0.7fr 1.3fr;gap:48px;align-items:start}
.rc-context-mark{
  font-family:var(--serif);font-weight:400;font-style:italic;
  font-size:23px;line-height:1.35;color:var(--navy);letter-spacing:-.005em;margin:0;max-width:22ch;
}
.rc-context-mark::before{
  content:"";display:block;width:48px;height:2px;background:var(--insight);margin-bottom:18px;
}
.rc-context-body{display:flex;flex-direction:column;gap:18px}
.rc-context-body p{
  font-family:var(--sans);font-size:15.5px;line-height:1.65;color:var(--ink);margin:0;max-width:62ch;
}
.rc-context-body p strong{color:var(--navy);font-weight:600}

/* --- 02 · La tesis + dimensiones de complejidad --------------------- */
.rc-thesis{
  display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start;
  margin-top:4px;padding:26px 30px;background:var(--ink-block);color:var(--on-ink);
}
.rc-thesis .k{
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--insight);white-space:nowrap;padding-top:5px;
}
.rc-thesis p{
  font-family:var(--serif);font-weight:400;font-size:22px;line-height:1.4;
  color:#fff;letter-spacing:-.005em;margin:0;max-width:46ch;
}
.rc-thesis p em{font-style:italic;color:var(--insight)}

.rc-caps-label{
  font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin:28px 0 10px;
}
.rc-caps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border-top:1px solid var(--rule);border-left:1px solid var(--rule);
}
.rc-cap{
  padding:26px 24px 28px;background:var(--paper);
  border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);
  display:flex;flex-direction:column;gap:12px;transition:background .2s ease;
}
.rc-cap:hover{background:#fff}
.rc-cap-ic{width:42px;height:42px;display:grid;place-items:center;background:var(--azul-claro);color:var(--navy)}
.rc-cap-ic svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.6}
.rc-cap-title{
  font-family:var(--serif);font-weight:400;font-size:18px;line-height:1.2;
  letter-spacing:-.01em;color:var(--navy);margin:2px 0 0;
}
.rc-cap-desc{font-family:var(--sans);font-size:13.5px;line-height:1.55;color:var(--ink-2);margin:0}

/* --- 03 · Cómo lo validamos (secuencia) ------------------------------ */
.rc-steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:8px;
  border-top:1px solid var(--rule);
}
.rc-step{
  padding:26px 24px 28px;display:flex;flex-direction:column;gap:12px;
  border-right:1px solid var(--rule);
  position:relative;
}
.rc-step:last-child{border-right:0}
.rc-step-n{
  font-family:var(--serif);font-weight:400;font-size:30px;line-height:1;
  color:var(--insight-2);letter-spacing:-.02em;
}
.rc-step-head{display:flex;align-items:center;gap:10px}
.rc-step-ic{width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;background:var(--ink-block);color:#fff}
.rc-step-ic svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6}
.rc-step-title{
  font-family:var(--serif);font-weight:400;font-size:17px;line-height:1.22;
  letter-spacing:-.01em;color:var(--navy);margin:0;
}
.rc-step-desc{font-family:var(--sans);font-size:13px;line-height:1.55;color:var(--ink-2);margin:0}
.rc-steps-note{
  font-family:var(--sans);font-size:12.5px;line-height:1.5;color:var(--muted);
  margin:22px 0 0;display:flex;align-items:center;gap:8px;
}
.rc-steps-note::before{content:"";width:14px;height:1px;background:var(--muted);flex:0 0 14px}

/* --- 04 · El desafío (logros vs. lo que faltó) ---------------------- */
.rc-challenge{display:grid;grid-template-columns:1.1fr 0.9fr;gap:0;margin-top:8px;border:1px solid var(--rule)}
.rc-achieved{padding:30px 32px 32px;background:var(--paper);display:flex;flex-direction:column;gap:0}
.rc-achieved-h{
  font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin:0 0 16px;
}
.rc-achieved-item{
  display:flex;align-items:flex-start;gap:12px;padding:13px 0;border-top:1px solid var(--rule);
}
.rc-achieved-item:first-of-type{border-top:0;padding-top:0}
.rc-achieved-item .chk{
  flex:0 0 12px;width:12px;height:12px;margin-top:5px;background:var(--insight);
}
.rc-achieved-item .t{font-family:var(--sans);font-size:14.5px;line-height:1.4;color:var(--ink)}
.rc-achieved-item .t b{font-weight:600;color:var(--navy)}

.rc-gap{
  padding:30px 32px 32px;background:var(--ink-block);color:var(--on-ink);
  display:flex;flex-direction:column;gap:14px;
}
.rc-gap-k{
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--insight);
}
.rc-gap-title{
  font-family:var(--serif);font-weight:400;font-size:24px;line-height:1.18;
  letter-spacing:-.01em;color:#fff;margin:0;
}
.rc-gap p{font-family:var(--sans);font-size:14px;line-height:1.6;color:var(--on-ink-2);margin:0}
.rc-gap p strong{color:#fff;font-weight:600}

/* --- 05 · Qué aprendí (bloque oscuro) ------------------------------- */
.rc-learn-wrap{
  background:var(--ink-block);color:#EEE6D2;
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  padding:52px 0 56px;margin-top:8px;
}
.rc-learn-wrap .ac-section{padding-top:0}
.rc-learn-wrap .ac-section-title{color:#fff}
.rc-learn-wrap .ac-eyebrow{color:var(--insight)}
.rc-learn-wrap .ac-section-lede{color:#C3CCDD}
.rc-learn-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:8px;
  border-top:1px solid rgba(255,255,255,.14);border-left:1px solid rgba(255,255,255,.14);
}
.rc-learn{
  padding:26px 28px;display:flex;gap:18px;align-items:flex-start;
  border-right:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14);
}
.rc-learn .n{
  font-family:var(--serif);font-weight:400;font-size:30px;line-height:1;
  color:var(--insight);letter-spacing:-.02em;flex:0 0 auto;
}
.rc-learn p{font-family:var(--sans);font-size:15px;line-height:1.55;color:#E4DAC2;margin:4px 0 0}

/* --- Nav entre casos ------------------------------------------------- */
.rc-casenav{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding-top:28px;margin-top:8px;border-top:1px solid var(--rule);flex-wrap:wrap;
}
.rc-casenav-group{display:flex;gap:40px;flex-wrap:wrap}
.rc-casenav-prev,.rc-casenav-next{display:flex;flex-direction:column;gap:4px;text-decoration:none}
.rc-casenav-prev .lbl,.rc-casenav-next .lbl{
  font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted);
}
.rc-casenav-prev .nm,.rc-casenav-next .nm{
  font-family:var(--serif);font-weight:400;font-size:22px;color:var(--navy);
  display:inline-flex;align-items:center;gap:8px;letter-spacing:-.01em;
}
.rc-casenav-prev .nm svg,.rc-casenav-next .nm svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6;transition:transform .2s ease}
.rc-casenav-prev .nm svg{transform:rotate(180deg)}
.rc-casenav-next:hover .nm svg{transform:translateX(4px)}
.rc-casenav-prev:hover .nm svg{transform:rotate(180deg) translateX(4px)}

/* --- Responsive ------------------------------------------------------ */
@media (max-width: 900px){
  .rc-hero-grid{grid-template-columns:1fr;gap:32px}
  .rc-context-grid{grid-template-columns:1fr;gap:24px}
  .rc-caps{grid-template-columns:repeat(2,1fr)}
  .rc-steps{grid-template-columns:repeat(2,1fr);border-left:1px solid var(--rule)}
  .rc-step{border-bottom:1px solid var(--rule)}
  .rc-step:nth-child(2n){border-right:0}
  .rc-challenge{grid-template-columns:1fr}
  .rc-learn-grid{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .rc-hero-title{font-size:30px}
  .rc-thesis{grid-template-columns:1fr;gap:12px}
  .rc-caps{grid-template-columns:1fr}
  .rc-steps{grid-template-columns:1fr;border-left:0}
  .rc-step{border-right:0;border-bottom:1px solid var(--rule)}
}