:root {
  --black: #000000;
  --abyss: #0a0202;
  --ink: #ede4e2;
  --muted: rgba(237, 228, 226, 0.6);
  --line: rgba(165, 29, 24, 0.25);
  --blood-red: #a51d18;
  --blood-red-bright: #ef2d27;

  --font-display: "Cinzel", serif;
  --font-body: "Cormorant Garamond", "Cormorant", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--black);
}

.herencia-body {
  margin: 0;
  background: var(--black);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Header */
.herencia-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 24px 40px;
  z-index: 100;
  display: flex;
  align-items: center;
}

.back-link {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 200ms ease;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--blood-red-bright);
}

/* Hero */
.herencia-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  background:
    radial-gradient(circle at 50% 30%, rgba(165, 29, 24, 0.18), transparent 60%),
    var(--abyss);
  overflow: hidden;
}

.herencia-hero-veil {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 120%, rgba(239, 45, 39, 0.12), transparent 55%);
  pointer-events: none;
}

.herencia-hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.herencia-kicker {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 24px;
}

.herencia-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 7rem);
  font-weight: 600;
  letter-spacing: 6px;
  margin: 0;
  text-transform: uppercase;
  color: var(--blood-red-bright);
  text-shadow: 0 0 30px rgba(165, 29, 24, 0.6), 0 0 60px rgba(165, 29, 24, 0.3);
  animation: flicker 4s infinite ease-in-out;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  48% { opacity: 1; }
  50% { opacity: 0.82; }
  52% { opacity: 1; }
  70% { opacity: 0.9; }
}

.herencia-tagline {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  line-height: 1.6;
  color: var(--ink);
  margin: 32px auto 0;
  max-width: 560px;
}

.herencia-credits {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin: 40px auto 0;
  max-width: 600px;
  line-height: 1.8;
}

.herencia-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--muted);
  z-index: 2;
  animation: pulse 2.6s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 0.25; }
  50% { opacity: 0.9; }
}

/* Citas destacadas del libro */
.lead-quote {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(1.35rem, 3vw, 1.9rem) !important;
  line-height: 1.6;
  color: var(--ink) !important;
  border-left: 2px solid var(--blood-red);
  padding-left: 28px;
  margin: 0 0 32px 0;
}

.lead-quote.dim {
  color: var(--muted) !important;
  border-left-color: rgba(165, 29, 24, 0.4);
}

/* Secciones */
.herencia-section {
  padding: 120px 40px;
  display: flex;
  justify-content: center;
  background: var(--black);
}

.herencia-section.alt {
  background: var(--abyss);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.herencia-shell {
  width: 100%;
  max-width: 820px;
}

.herencia-section h2 {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--blood-red);
  margin: 0 0 32px 0;
  font-weight: 400;
}

.herencia-section p {
  font-size: 1.3rem;
  line-height: 1.8;
  color: var(--muted);
  margin: 0 0 24px 0;
}

.herencia-section p:last-child {
  margin-bottom: 0;
}

/* Metadatos del proyecto */
.herencia-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.herencia-meta span {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 10px;
}

.herencia-meta p {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--ink);
  margin: 0;
}

/* CTA */
.herencia-cta {
  text-align: center;
}

.herencia-cta p {
  margin-bottom: 32px;
}

.herencia-button {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--blood-red);
  padding: 16px 36px;
  transition: background 200ms ease, color 200ms ease, box-shadow 200ms ease;
}

.herencia-button:hover,
.herencia-button:focus-visible {
  background: var(--blood-red);
  color: #ffffff;
  box-shadow: 0 0 24px rgba(165, 29, 24, 0.5);
}

/* Footer */
.herencia-footer {
  padding: 40px;
  text-align: center;
  border-top: 1px solid var(--line);
}

.herencia-footer p {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

/* ==========================================================================
   PISTAS INTERACTIVAS
   ========================================================================== */
.pistas-intro {
  margin-bottom: 50px;
}

.clue-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.clue-card {
  position: relative;
  text-align: left;
  background: rgba(165, 29, 24, 0.04);
  border: 1px solid var(--line);
  padding: 32px;
  min-height: 180px;
  cursor: pointer;
  color: var(--ink);
  font-family: inherit;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color 300ms ease, background 300ms ease, box-shadow 300ms ease;
}

.clue-card:hover,
.clue-card:focus-visible {
  border-color: var(--blood-red);
  background: rgba(165, 29, 24, 0.09);
  outline: none;
}

.clue-seal {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 2px;
  color: var(--blood-red);
  opacity: 0.7;
}

.clue-label {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ink);
}

.clue-reveal {
  font-family: var(--font-body);
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--muted);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 600ms ease, opacity 500ms ease, margin-top 400ms ease;
}

.clue-card.is-open {
  border-color: var(--blood-red);
  background: rgba(165, 29, 24, 0.1);
  box-shadow: inset 0 0 40px rgba(165, 29, 24, 0.12);
  cursor: default;
}

.clue-card.is-open .clue-reveal {
  max-height: 320px;
  opacity: 1;
}

.clue-card.is-open .clue-seal {
  opacity: 1;
  text-shadow: 0 0 14px rgba(239, 45, 39, 0.5);
}

.clue-progress {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  margin-top: 44px !important;
}

/* ==========================================================================
   ACERTIJO
   ========================================================================== */
.herencia-riddle {
  text-align: center;
}

.is-appearing {
  animation: emerge 900ms ease forwards;
}

@keyframes emerge {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.riddle-text {
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(1.3rem, 3vw, 1.75rem) !important;
  line-height: 1.6;
  color: var(--ink) !important;
  max-width: 620px;
  margin: 0 auto 40px !important;
}

.riddle-form {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}

.riddle-input {
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  padding: 14px 22px;
  min-width: 280px;
  text-align: center;
  outline: none;
  transition: border-color 200ms ease;
}

.riddle-input:focus {
  border-color: var(--blood-red);
}

.riddle-input:disabled {
  opacity: 0.5;
}

.riddle-feedback {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  min-height: 1.2em;
  margin: 28px 0 0 !important;
}

.riddle-feedback.is-right {
  color: var(--ink);
  text-shadow: 0 0 14px rgba(239, 45, 39, 0.5);
}

.riddle-feedback.is-wrong {
  color: var(--blood-red);
}

.riddle-unlocked {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  text-align: left;
}

.riddle-link-hint {
  font-family: var(--font-display);
  font-size: 0.8rem !important;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blood-red) !important;
  text-align: center;
  margin-top: 24px !important;
}

/* ==========================================================================
   EASTER EGG — LA ROSA BLANCA
   ========================================================================== */
.rose-discovery {
  text-align: center;
  margin-top: 48px;
}

.rose-btn {
  position: relative;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: inline-block;
  line-height: 0;
}

.rose-img {
  width: clamp(160px, 30vw, 240px);
  height: auto;
  /* Empieza apenas visible, perdida en la oscuridad */
  opacity: 0.32;
  filter: grayscale(40%) brightness(0.6) drop-shadow(0 0 0 rgba(255, 255, 255, 0));
  transition: opacity 700ms ease, filter 900ms ease, transform 700ms ease;
  animation: rose-breathe 4.5s infinite ease-in-out;
}

.rose-btn:hover .rose-img,
.rose-btn:focus-visible .rose-img {
  opacity: 0.6;
  filter: grayscale(10%) brightness(0.9) drop-shadow(0 0 18px rgba(237, 228, 226, 0.4));
  outline: none;
}

@keyframes rose-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.025); }
}

.rose-whisper {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.5;
  pointer-events: none;
}

/* Estremecimiento en cada toque */
.rose-stir .rose-img {
  animation: rose-shiver 600ms ease;
}

@keyframes rose-shiver {
  0%, 100% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(-1.5deg) scale(1.03); }
  75% { transform: rotate(1.5deg) scale(1.03); }
}

/* Floración final: la rosa brilla en blanco puro */
.rose-bloom .rose-img {
  opacity: 1;
  filter: grayscale(0%) brightness(1.15)
    drop-shadow(0 0 30px rgba(255, 255, 255, 0.7))
    drop-shadow(0 0 70px rgba(237, 228, 226, 0.4));
  transform: scale(1.08);
  animation: none;
}

.rose-bloom .rose-whisper {
  opacity: 0;
}

.rose-hint {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1.15rem !important;
  color: var(--muted);
  margin: 24px auto 0 !important;
  max-width: 460px;
}

.rose-link {
  display: inline-block;
  margin-top: 28px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  color: #ffffff;
  border: 1px solid rgba(237, 228, 226, 0.6);
  padding: 16px 34px;
  transition: background 250ms ease, color 250ms ease, box-shadow 250ms ease;
  box-shadow: 0 0 24px rgba(237, 228, 226, 0.25);
}

.rose-link:hover,
.rose-link:focus-visible {
  background: #ffffff;
  color: var(--abyss);
  box-shadow: 0 0 36px rgba(255, 255, 255, 0.6);
  outline: none;
}

/* ==========================================================================
   UNIVERSO COMPARTIDO
   ========================================================================== */
.rosa {
  color: var(--ink);
  font-weight: 400;
}

.universe-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.universe-card {
  border: 1px solid var(--line);
  padding: 36px;
  background: rgba(255, 255, 255, 0.015);
}

.universe-card.current {
  border-color: var(--blood-red);
  box-shadow: inset 0 0 40px rgba(165, 29, 24, 0.12);
}

.universe-card span {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 16px;
}

.universe-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--ink);
  margin: 0 0 12px 0;
}

.universe-card p {
  font-size: 1.05rem !important;
  color: var(--muted);
  margin: 0 !important;
}

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 980px) {
  .herencia-section {
    padding: 80px 24px;
  }

  .herencia-meta,
  .clue-grid,
  .universe-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .riddle-input {
    min-width: 0;
    width: 100%;
  }
}