/* ==========================================
   ENTRELAMPISTAS — Page Styles
   Carga después de: tokens, base, components
   ========================================== */

/* ── @font-face — Space Grotesk (local, self-hosted) ─── */
@font-face {
  font-family: "Space Grotesk";
  font-weight: 300;
  font-style: normal;
  font-display: swap;
  src: url('../public/fonts/SpaceGrotesk-Light.ttf') format('truetype');
}
@font-face {
  font-family: "Space Grotesk";
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('../public/fonts/SpaceGrotesk-Regular.ttf') format('truetype');
}
@font-face {
  font-family: "Space Grotesk";
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('../public/fonts/SpaceGrotesk-Bold.ttf') format('truetype');
}

/* ── Pesos tipográficos ───────────────────── */
body        { font-weight: 300; }
h1, h2, h3  { font-weight: 400; }
strong      { font-weight: 700; }

/* ── Main — paper card ───────────────────── */
main {
  padding: var(--space-2xl) 0 var(--space-4xl);
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.12),
    0 24px 64px rgba(10, 20, 60, 0.28);
}

main > * {
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

/* ── Nav ─────────────────────────────────── */
.site-nav {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: calc(48rem + var(--space-xl));
  padding: 0 var(--space-md);
  position: relative;
}

.nav-links {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-xl);
}

/* ── Mobile nav toggle ──────────────────── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  margin-left: auto;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--paper);
  opacity: 0.7;
  margin: 4px 0;
  transition: transform var(--duration-fast) var(--ease-out), opacity var(--duration-fast) var(--ease-out);
}

.nav-toggle:hover span { opacity: 1; }
.nav-toggle:active { transform: scale(0.98); }

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(3px, -3px);
}

@media (max-width: 40rem) {
  .nav-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 3.5rem;
    left: 0;
    right: 0;
    transform: none;
    flex-direction: column;
    background: var(--klein-deep);
    padding: var(--space-md) var(--space-lg);
    gap: var(--space-md);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-fast) var(--ease-out);
    z-index: 105;
  }

  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 0.85rem;
  }
}

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo {
  height: 32px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.85;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.brand-link:hover .brand-logo {
  opacity: 1;
  text-decoration: none;
}

/* ── Hero ────────────────────────────────── */
.hero {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
}

.hero h1,
.hero .hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--klein-deep);
  margin-bottom: var(--space-lg);
  margin-top: var(--space-md);
  max-width: 38rem;
  font-weight: 700;
}

.hero-dek {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--ink);
  max-width: 38ch;
  margin-bottom: var(--space-xl);
}

.hero-divider {
  margin: var(--space-xl) 0;
  border-color: var(--border);
}

.newsletter-intro {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--ink-mid);
  max-width: 48ch;
  margin-bottom: var(--space-lg);
  font-weight: 300;
}

.hero .newsletter-form {
  margin: 0;
  max-width: 32rem;
}

.newsletter-input-wrap {
  position: relative;
  flex: 2;
  display: flex;
  align-items: center;
}

.newsletter-input-icon {
  position: absolute;
  left: 0.85rem;
  pointer-events: none;
  flex-shrink: 0;
}

.newsletter-input-wrap input[type="email"] {
  width: 100%;
  padding-left: 2.5rem;
  font-weight: 300;
}

/* ── Qué es ──────────────────────────────── */
.que-es {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.que-es > p {
  max-width: 52ch;
  margin-bottom: var(--space-xl);
}

.cta-conocenos {
  display: inline-flex;
  margin-bottom: var(--space-xl);
}

/* Override: definition usa azul Klein, no rojo */
.definition {
  background: hsl(230, 25%, 97%);
  border-left-color: var(--klein-vibrant);
}

.definition-word {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--klein-deep);
  margin-bottom: var(--space-xs);
}

.definition-phonetic {
  font-size: 0.78rem;
  color: var(--klein-mid);
  margin-bottom: var(--space-md);
}

.definition-text {
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--klein-mid);
  font-weight: 300;
}

/* ── Qué exploramos — accordion ──────────── */
.que-exploramos {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.explore-grid {
  margin-top: var(--space-md);
}

.explore-card {
  border-bottom: 1px solid var(--border);
}

.explore-card:first-child {
  border-top: 1px solid var(--border);
}

.explore-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--space-md) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 400;
  color: var(--ink);
  text-align: left;
  transition: color var(--duration-fast) var(--ease-out);
}

.explore-toggle:hover {
  color: var(--klein-vibrant);
}

.explore-icon {
  color: var(--ink-light);
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  transition:
    transform var(--duration-normal) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.explore-card.is-open .explore-icon {
  transform: rotate(180deg);
  color: var(--klein-vibrant);
}

.explore-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.explore-card.is-open .explore-body {
  max-height: 200px;
}

.explore-body p {
  padding-bottom: var(--space-md);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-mid);
  font-weight: 300;
  margin-bottom: 0;
}

/* ── Publicaciones — Morphing Card Stack ── */
.publicaciones {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.pub-controls {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-md);
}

.pub-mode-toggle {
  display: flex;
  gap: 2px;
  background: var(--border-light);
  padding: 3px;
  border-radius: var(--radius-md);
}

.pub-mode-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: calc(var(--radius-md) - 1px);
  cursor: pointer;
  background: transparent;
  color: var(--ink-light);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.pub-mode-btn.is-active {
  background: var(--surface);
  color: var(--klein-deep);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.pub-mode-btn:hover:not(.is-active) {
  color: var(--ink);
}

/* Cards container */
.pub-cards {
  position: relative;
  width: 100%;
}

/* Stack mode */
.pub-cards[data-mode="stack"] {
  height: 240px;
}

.pub-cards[data-mode="stack"] .pub-card {
  position: absolute;
  width: calc(100% - 24px);
}

.pub-cards[data-mode="stack"] .pub-card[data-stack="0"] {
  transform: translate(0, 0) rotate(0deg);
  z-index: 3;
}
.pub-cards[data-mode="stack"] .pub-card[data-stack="1"] {
  transform: translate(8px, 8px) rotate(1.5deg);
  z-index: 2;
}
.pub-cards[data-mode="stack"] .pub-card[data-stack="2"] {
  transform: translate(16px, 16px) rotate(3deg);
  z-index: 1;
}

/* Grid mode */
.pub-cards[data-mode="grid"] {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  height: auto;
}

.pub-cards[data-mode="grid"] .pub-card,
.pub-cards[data-mode="list"] .pub-card {
  position: static;
  width: 100%;
  transform: none !important;
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

/* List mode */
.pub-cards[data-mode="list"] {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  height: auto;
}

/* Card base */
.pub-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 1px 4px rgba(20, 30, 80, 0.05);
  transition:
    transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
  user-select: none;
  -webkit-user-select: none;
  cursor: default;
}

.pub-cards[data-mode="stack"] .pub-card[data-stack="0"] {
  cursor: grab;
}

.pub-card.is-dragging {
  transition: none !important;
  cursor: grabbing;
}

.pub-card:not(.is-dragging):hover {
  box-shadow: 0 4px 16px rgba(20, 30, 80, 0.1);
}

.pub-card-icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: hsl(230, 25%, 97%);
  border-radius: var(--radius-md);
  color: var(--klein-vibrant);
  margin-bottom: var(--space-md);
  flex-shrink: 0;
}

.pub-card-label {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--klein-vibrant);
  margin-bottom: var(--space-xs);
}

.pub-card-title {
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: var(--space-sm);
}

.pub-card-desc {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--ink-mid);
  font-weight: 300;
  margin-bottom: 0;
}

/* Featured card (link) */
a.pub-card--featured {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  border-left: 3px solid var(--rojo);
}

a.pub-card--featured:hover {
  transform: translateY(-1px);
  border-left-color: var(--klein-vibrant);
}

.pub-card-read {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--klein-vibrant);
  margin-top: var(--space-sm);
  text-decoration: underline;
  text-decoration-color: var(--border);
  text-underline-offset: 0.2em;
  transition: text-decoration-color var(--duration-fast) var(--ease-out);
}

a.pub-card--featured:hover .pub-card-read {
  text-decoration-color: var(--klein-vibrant);
}

/* Dots */
.pub-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.pub-dots[hidden] { display: none; }

.pub-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: none;
  background: var(--border);
  cursor: pointer;
  padding: 0;
  transition:
    width var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
}

.pub-dot.is-active {
  width: 16px;
  border-radius: 3px;
  background: var(--klein-vibrant);
}

/* ── Manifiesto ──────────────────────────── */
.manifesto {
  background: var(--paper-warm);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
  margin-top: var(--space-xl);
}

.manifesto-preview {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: var(--space-lg);
}

.manifesto-toggle {
  margin-bottom: 0;
}

.manifesto-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.manifesto-body.is-open {
  max-height: 400px;
}

.manifesto-body p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink-mid);
  font-weight: 300;
  margin-top: var(--space-lg);
  margin-bottom: 0;
}

/* ── Footer ──────────────────────────────── */
.site-footer nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

.site-footer nav a {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.site-footer nav a:hover {
  color: var(--paper);
  text-decoration: none;
}

/* ── Footer share ────────────────────────── */
.footer-share {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
}

.footer-share-label {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-right: var(--space-xs);
}

.footer-share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out),
              background-color var(--duration-fast) var(--ease-out);
}

.footer-share-btn:hover {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.12);
}

.footer-share-btn:active {
  transform: scale(0.98);
}

.footer-share-btn svg {
  width: 16px;
  height: 16px;
}

.footer-share-sep {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.15);
}

/* ── Responsive ──────────────────────────── */
@media (max-width: 48rem) {
  .hero {
    padding-top: var(--space-2xl);
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero .newsletter-form {
    flex-direction: column;
    max-width: 100%;
  }

  .hero .newsletter-form input,
  .hero .newsletter-form button {
    width: 100%;
  }
}

/* ── Ilustraciones ───────────────────────── */
.il { overflow: visible; }

/* IL-01: Hero — Ciudad que Piensa */
.hero {
  position: relative;
}

.hero-illustration-wrap {
  position: absolute;
  right: 0;
  top: 0;
  width: 42%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.il-hero {
  width: 100%;
  height: 100%;
  opacity: 0.35;
}

/* hero elements — no positioning needed without illustration */

/* IL-02: Lampista — flotante */
.il-lampist {
  width: 160px;
  float: right;
  margin: 0 0 var(--space-md) var(--space-xl);
  animation: il-float 6s ease-in-out infinite;
}

/* IL-03: Card icons — más grandes */
.pub-card-icon--il {
  width: 3.5rem;
  height: 3.5rem;
  background: transparent;
}

.pub-card-icon--il .il-icon {
  width: 100%;
  height: 100%;
}

/* IL-04: Footer mapa */
.il-footer {
  display: block;
  max-width: 320px;
  margin: var(--space-xl) auto 0;
  opacity: 0.15;
}

/* ── Animaciones de ilustración ──────────── */
@keyframes il-appear {
  to { opacity: 1; }
}

@keyframes il-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* ANIM-01: Network lines draw-in */
.il-hero .network-line {
  stroke-dasharray: var(--path-length, 200);
  stroke-dashoffset: var(--path-length, 200);
  animation: il-draw-line 1.2s var(--ease-out) forwards;
  animation-delay: calc(var(--line-index, 0) * 0.15s + 0.6s);
}

@keyframes il-draw-line {
  to { stroke-dashoffset: 0; }
}

/* ANIM-02: Explore card illustration reaction */
.explore-card.is-open .il {
  transform: scale(1.04) rotate(-1deg);
  transition: transform 0.4s var(--ease-spring);
}

/* ANIM-03: Pub card drag illustration tilt */
.pub-card.is-dragging .pub-card-icon--il {
  transform: rotate(calc(var(--drag-deg, 0) * 0.5deg));
}

/* ── Responsive: ilustraciones ───────────── */
@media (max-width: 48rem) {
  .hero-illustration-wrap {
    display: none;
  }

  .il-lampist {
    width: 100px;
    margin-left: var(--space-md);
  }
}

/* ── Reduced motion ──────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .explore-body,
  .manifesto-body {
    transition: none;
  }

  .il, .il * {
    animation: none !important;
    transition: none !important;
  }

  .il-hero .network-line {
    stroke-dashoffset: 0;
  }
}