/* ═══════════════════════════════════════════════════════════
   INVERSIONISTAS QA · Plaza Kakao + Q&A Shark Tank + Brief v3.1
   Paleta consistente con landing-comercia/inversionistas.html
   Variables: --dorado #d4a574 · --azul-oscuro #0a1929
   ═══════════════════════════════════════════════════════════ */

:root {
  --reinpia-live: #00C896;
  --reinpia-q-bg: rgba(212, 165, 116, 0.04);
  --reinpia-q-border: rgba(212, 165, 116, 0.22);
  --reinpia-card-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  --reinpia-card-hover: 0 18px 44px rgba(212, 165, 116, 0.18);
}

/* ──────────────── PLAZA KAKAO DEMO ──────────────── */
.plaza-kakao-section {
  background: linear-gradient(180deg, var(--azul-grafito) 0%, var(--azul-oscuro) 100%);
  position: relative;
  overflow: hidden;
}
.plaza-kakao-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 15% 30%, rgba(0, 200, 150, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 85% 70%, rgba(212, 165, 116, 0.10) 0%, transparent 50%);
  pointer-events: none;
}
.plaza-kakao-inner { position: relative; z-index: 1; text-align: center; }

.badge-live {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0, 200, 150, 0.10);
  border: 1px solid rgba(0, 200, 150, 0.45);
  color: var(--reinpia-live);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.badge-live::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--reinpia-live);
  box-shadow: 0 0 12px var(--reinpia-live);
  animation: livePulse 1.6s ease-in-out infinite;
}
@keyframes livePulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.45; transform: scale(1.3); } }

.plaza-kakao-section h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2em, 4vw, 3em);
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--blanco) 0%, var(--dorado-luz) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.plaza-kakao-section .lead {
  color: var(--gris-claro);
  font-size: 1.1em;
  max-width: 760px;
  margin: 0 auto 50px;
  font-weight: 300;
  line-height: 1.7;
}

.plaza-kakao-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
  margin: 40px 0 50px;
}
.plaza-kakao-features .feature-card {
  background: var(--reinpia-q-bg);
  border: 1px solid var(--reinpia-q-border);
  border-radius: 14px;
  padding: 30px 24px;
  text-align: center;
  transition: all 0.35s;
  backdrop-filter: blur(6px);
}
.plaza-kakao-features .feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--dorado);
  background: rgba(212, 165, 116, 0.07);
  box-shadow: var(--reinpia-card-shadow);
}
.feature-card .feature-icon {
  font-size: 2.4em;
  margin-bottom: 14px;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.4));
}
.feature-card h3 {
  font-family: 'Syne', sans-serif;
  color: var(--dorado);
  font-size: 1.05em;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.feature-card p {
  color: var(--gris-claro);
  font-size: 0.88em;
  font-weight: 300;
  line-height: 1.5;
}

.plaza-kakao-cta {
  display: inline-block;
  background: linear-gradient(135deg, var(--dorado) 0%, var(--dorado-luz) 100%);
  color: var(--azul-oscuro);
  padding: 16px 38px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.02em;
  letter-spacing: 0.5px;
  transition: all 0.3s;
  box-shadow: 0 8px 28px rgba(212, 165, 116, 0.35);
}
.plaza-kakao-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 38px rgba(212, 165, 116, 0.55);
}

.plaza-kakao-section .small-note {
  margin-top: 22px;
  color: var(--gris);
  font-size: 0.82em;
  font-weight: 300;
  font-style: italic;
}

/* ──────────────── Q&A SHARK TANK ACORDEÓN ──────────────── */
.qa-shark-section { background: var(--azul-oscuro); }
.qa-shark-section .section-eyebrow { color: var(--dorado); }

.qa-accordion {
  max-width: 920px;
  margin: 50px auto 0;
}
.qa-item {
  background: var(--reinpia-q-bg);
  border: 1px solid var(--reinpia-q-border);
  border-radius: 14px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.35s;
  backdrop-filter: blur(6px);
}
.qa-item:hover { border-color: rgba(212, 165, 116, 0.5); }
.qa-item.qa-open {
  border-color: var(--dorado);
  background: rgba(212, 165, 116, 0.06);
  box-shadow: var(--reinpia-card-hover);
}

.qa-question {
  width: 100%;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 24px 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  text-align: left;
  font-family: 'Inter', sans-serif;
  color: var(--blanco);
  transition: all 0.25s;
}
.qa-question:hover { background: rgba(212, 165, 116, 0.04); }
.qa-question:focus { outline: 2px solid var(--dorado); outline-offset: -2px; }

.qa-question .qa-num {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--dorado) 0%, var(--dorado-oscuro) 100%);
  color: var(--azul-oscuro);
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.95em;
  display: flex; align-items: center; justify-content: center;
  margin-right: 4px;
}
.qa-question .qa-text {
  flex: 1;
  font-size: 1.02em;
  font-weight: 600;
  line-height: 1.45;
  color: var(--blanco);
}
.qa-question .qa-arrow {
  flex-shrink: 0;
  width: 28px; height: 28px;
  font-size: 1.2em;
  color: var(--dorado);
  transition: transform 0.35s;
  display: flex; align-items: center; justify-content: center;
}
.qa-item.qa-open .qa-arrow { transform: rotate(180deg); }

.qa-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.qa-item.qa-open .qa-answer { max-height: 1400px; }
.qa-answer-inner {
  padding: 0 28px 28px;
  color: var(--gris-claro);
  font-size: 0.96em;
  font-weight: 300;
  line-height: 1.7;
}
.qa-answer-inner p { margin-bottom: 14px; }
.qa-answer-inner strong { color: var(--dorado-luz); font-weight: 600; }
.qa-answer-inner ul { list-style: none; padding: 0; margin: 16px 0; }
.qa-answer-inner ul li {
  background: rgba(212, 165, 116, 0.05);
  border-left: 3px solid var(--dorado);
  padding: 12px 18px;
  margin-bottom: 10px;
  border-radius: 6px;
  font-size: 0.94em;
}
.qa-answer-inner ul li strong {
  display: block;
  color: var(--dorado);
  font-size: 0.86em;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 4px;
  font-weight: 700;
}

/* ──────────────── RESUMEN FINANCIERO BRIEF v3.1 ──────────────── */
.finance-section {
  background: linear-gradient(180deg, var(--azul-medio) 0%, var(--azul-grafito) 100%);
}

.finance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin: 50px 0 60px;
}
.finance-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(212, 165, 116, 0.20);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
  transition: all 0.3s;
}
.finance-card:hover {
  transform: translateY(-4px);
  border-color: var(--dorado);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.4);
}
.finance-card.highlight {
  background: linear-gradient(135deg, rgba(212, 165, 116, 0.15) 0%, rgba(212, 165, 116, 0.04) 100%);
  border: 2px solid var(--dorado);
  box-shadow: 0 12px 32px rgba(212, 165, 116, 0.18);
}
.finance-card .card-label {
  display: block;
  font-size: 0.74em;
  color: var(--dorado);
  letter-spacing: 2.2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 700;
}
.finance-card .card-value {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1.7em;
  font-weight: 800;
  color: var(--blanco);
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.finance-card.highlight .card-value {
  background: linear-gradient(135deg, var(--dorado) 0%, var(--dorado-luz) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.finance-card .card-detail {
  display: block;
  color: var(--gris-claro);
  font-size: 0.82em;
  font-weight: 300;
}

.finance-section h3 {
  font-family: 'Syne', sans-serif;
  text-align: center;
  font-size: 1.5em;
  font-weight: 700;
  color: var(--dorado);
  margin: 60px 0 32px;
  letter-spacing: -0.01em;
}

.tramos-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 40px;
}
.tramo-item {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(212, 165, 116, 0.20);
  border-radius: 14px;
  padding: 26px 22px;
  position: relative;
  transition: all 0.3s;
}
.tramo-item:hover {
  border-color: var(--dorado);
  transform: translateY(-4px);
}
.tramo-item .tramo-num {
  position: absolute;
  top: -14px;
  left: 22px;
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--dorado) 0%, var(--dorado-oscuro) 100%);
  color: var(--azul-oscuro);
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  font-size: 1em;
  box-shadow: 0 6px 16px rgba(212, 165, 116, 0.4);
}
.tramo-item strong {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1.45em;
  color: var(--blanco);
  margin-top: 16px;
  margin-bottom: 10px;
  font-weight: 700;
}
.tramo-item p {
  color: var(--gris-claro);
  font-size: 0.88em;
  font-weight: 300;
  line-height: 1.55;
}

.opciones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.opcion-card {
  background: var(--reinpia-q-bg);
  border: 1px solid var(--reinpia-q-border);
  border-radius: 12px;
  padding: 22px 20px;
  text-align: center;
  transition: all 0.3s;
}
.opcion-card:hover {
  border-color: var(--dorado);
  background: rgba(212, 165, 116, 0.08);
}
.opcion-card strong {
  display: block;
  font-family: 'Syne', sans-serif;
  color: var(--dorado);
  font-size: 1.1em;
  margin-bottom: 8px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.opcion-card p {
  color: var(--gris-claro);
  font-size: 0.85em;
  font-weight: 300;
  line-height: 1.5;
}

/* ──────────────── EXPO BANNER en CTA final ──────────────── */
.expo-banner-cta {
  background: linear-gradient(135deg, rgba(212, 165, 116, 0.10), rgba(0, 200, 150, 0.06));
  border: 1px dashed var(--dorado);
  border-radius: 12px;
  padding: 18px 24px;
  margin: 20px auto;
  max-width: 580px;
  color: var(--gris-claro);
  font-size: 0.95em;
}
.expo-banner-cta strong { color: var(--dorado-luz); font-weight: 700; }
.expo-banner-cta code {
  background: rgba(212, 165, 116, 0.18);
  color: var(--dorado);
  padding: 3px 10px;
  border-radius: 5px;
  font-family: 'Inter', monospace;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* ──────────────── MOBILE ──────────────── */
@media (max-width: 768px) {
  .plaza-kakao-features { gap: 14px; }
  .plaza-kakao-features .feature-card { padding: 22px 18px; }
  .qa-accordion { margin-top: 32px; }
  .qa-question { padding: 18px 18px; gap: 12px; }
  .qa-question .qa-num { width: 30px; height: 30px; font-size: 0.85em; }
  .qa-question .qa-text { font-size: 0.96em; }
  .qa-answer-inner { padding: 0 18px 22px; font-size: 0.92em; }
  .finance-card { padding: 22px 18px; }
  .finance-card .card-value { font-size: 1.45em; }
  .tramo-item { padding: 24px 18px; }
  .plaza-kakao-section .lead { font-size: 1em; }
  .badge-live { font-size: 0.72em; padding: 6px 14px; letter-spacing: 2px; }
}
@media (max-width: 480px) {
  .qa-question .qa-num { display: none; }
  .qa-question { padding: 16px 16px; }
}


/* ──────────────── IP HOLDING DIAGRAM (Item 5) ──────────────── */
.ip-holding-diagram {
  background: linear-gradient(180deg, rgba(212, 165, 116, 0.05) 0%, rgba(0, 0, 0, 0.15) 100%);
  border: 1px solid var(--reinpia-q-border);
  border-radius: 14px;
  padding: 28px 22px;
  margin: 24px 0 28px;
}

.ip-holding-diagram .capa {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(212, 165, 116, 0.20);
  border-radius: 12px;
  transition: all 0.3s;
}
.ip-holding-diagram .capa:hover {
  border-color: var(--dorado);
  background: rgba(212, 165, 116, 0.07);
  transform: translateX(4px);
}

.ip-holding-diagram .capa-1 { border-left: 4px solid var(--dorado); }
.ip-holding-diagram .capa-2 { border-left: 4px solid var(--reinpia-live); }
.ip-holding-diagram .capa-3 { border-left: 4px solid var(--acento); }

.ip-holding-diagram .capa-num {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--dorado) 0%, var(--dorado-oscuro) 100%);
  color: var(--azul-oscuro);
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 0.92em;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(212, 165, 116, 0.35);
}
.ip-holding-diagram .capa-2 .capa-num {
  background: linear-gradient(135deg, var(--reinpia-live) 0%, #00a87b 100%);
  color: var(--azul-oscuro);
  box-shadow: 0 4px 12px rgba(0, 200, 150, 0.35);
}
.ip-holding-diagram .capa-3 .capa-num {
  background: linear-gradient(135deg, var(--acento) 0%, #4338ca 100%);
  color: var(--blanco);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

.ip-holding-diagram .capa-icon {
  flex-shrink: 0;
  width: 50px; height: 50px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(212, 165, 116, 0.10);
  color: var(--dorado);
}
.ip-holding-diagram .capa-2 .capa-icon {
  background: rgba(0, 200, 150, 0.10);
  color: var(--reinpia-live);
}
.ip-holding-diagram .capa-3 .capa-icon {
  background: rgba(99, 102, 241, 0.10);
  color: #a5b4fc;
}

.ip-holding-diagram .capa-body { flex: 1; min-width: 0; }
.ip-holding-diagram .capa-body strong {
  display: block;
  font-family: 'Syne', sans-serif;
  color: var(--blanco);
  font-size: 1.02em;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: 0.2px;
}
.ip-holding-diagram .capa-body span {
  display: block;
  color: var(--gris-claro);
  font-size: 0.85em;
  font-weight: 300;
  line-height: 1.45;
}
.ip-holding-diagram .capa-body code {
  background: rgba(212, 165, 116, 0.18);
  color: var(--dorado);
  padding: 1px 7px;
  border-radius: 4px;
  font-family: 'Inter', monospace;
  font-size: 0.85em;
  font-weight: 600;
}

.ip-holding-diagram .capa-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--dorado);
  padding: 8px 0;
}
.ip-holding-diagram .capa-flow .flow-label {
  font-size: 0.74em;
  color: var(--gris);
  letter-spacing: 0.8px;
  font-style: italic;
  text-align: center;
  max-width: 280px;
}

/* Mobile · stack vertical más comprimido */
@media (max-width: 600px) {
  .ip-holding-diagram { padding: 20px 16px; margin: 18px 0 22px; }
  .ip-holding-diagram .capa { padding: 14px 16px; gap: 12px; flex-wrap: wrap; }
  .ip-holding-diagram .capa-icon { width: 42px; height: 42px; }
  .ip-holding-diagram .capa-icon svg { width: 28px; height: 28px; }
  .ip-holding-diagram .capa-body strong { font-size: 0.96em; }
  .ip-holding-diagram .capa-body span { font-size: 0.82em; }
  .ip-holding-diagram .capa-flow { padding: 4px 0; }
}