/* ============================================================
   COMPONENTES
   Telón de entrada · Cursor · Progreso · Barra flotante ·
   Menú móvil · Botones · Tarjetas · Marquesina · WhatsApp
   ============================================================ */

/* ------------------------------------------------------------
   TELÓN DE ENTRADA
   Dos hojas de terciopelo vino que se abren con un filo de luz
   dorada. Una vez por sesión; se salta con clic, Enter o Escape.
   Oculto por defecto: solo aparece si el <head> decide mostrarlo.
   ------------------------------------------------------------ */

.telon {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-telon);
  place-items: center;
  background: var(--sala-950);
  cursor: pointer;
}
.telon-on .telon { display: grid; }

.telon__hoja {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50.6%;
  background:
    repeating-linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.5) 0px,
      rgba(0, 0, 0, 0) 14px,
      rgba(255, 140, 150, 0.07) 30px,
      rgba(0, 0, 0, 0.34) 46px,
      rgba(0, 0, 0, 0.55) 60px
    ),
    linear-gradient(180deg, #6e000f 0%, var(--vino) 35%, var(--vino-medio) 75%, var(--vino-profundo) 100%);
  transition:
    transform var(--dur-telon) var(--ease-telon),
    box-shadow var(--dur-telon) var(--ease-telon);
  will-change: transform;
}
.telon__hoja--izq { left: 0; }
.telon__hoja--der { right: 0; }

/* Rendija de luz en el centro, donde se juntan las hojas */
.telon__rendija {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: linear-gradient(180deg, transparent, var(--luz) 30%, var(--luz-clara) 50%, var(--luz) 70%, transparent);
  box-shadow: 0 0 28px 6px rgba(230, 171, 88, 0.45);
  opacity: 0.85;
  transform-origin: 50% 50%;
  animation: rendija-vivir 2.4s ease-in-out infinite;
  transition: opacity 600ms var(--ease-quart), transform var(--dur-telon) var(--ease-telon);
}

@keyframes rendija-vivir {
  0%, 100% { opacity: 0.55; }
  50%      { opacity: 1; }
}

.telon__nucleo {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: var(--sp-5);
  padding-inline: var(--gutter);
  text-align: center;
  transition: opacity 520ms var(--ease-quart), transform 520ms var(--ease-quart);
}

.telon__marca {
  font-family: var(--font-marca);
  font-weight: 700;
  font-size: clamp(2.1rem, 8.4vw, 5.2rem);
  letter-spacing: var(--tr-marca);
  text-indent: var(--tr-marca);
  line-height: 1;
  color: var(--luz);
  text-shadow: 0 0 46px rgba(230, 171, 88, 0.5), 0 2px 0 rgba(0, 0, 0, 0.55);
  white-space: nowrap;
}

.telon__lema {
  font-size: clamp(0.62rem, 1.7vw, 0.85rem);
  font-weight: 500;
  letter-spacing: 0.5em;
  text-indent: 0.5em;
  text-transform: uppercase;
  color: var(--crema);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 900ms var(--ease-quart), transform 900ms var(--ease-expo);
}
.telon.is-lema .telon__lema { opacity: 0.85; transform: none; }

.telon__cuenta {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.3em;
  font-variant-numeric: tabular-nums;
  color: rgba(243, 233, 216, 0.7);
}
.telon__barra {
  width: clamp(110px, 20vw, 220px);
  height: 1px;
  background: rgba(243, 233, 216, 0.2);
  overflow: hidden;
}
.telon__barra span {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--luz);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.telon__saltar {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--crema);
  padding: 0.85em 1.6em;
  border: 1px solid rgba(243, 233, 216, 0.35);
  border-radius: var(--r-sm);
  background: rgba(0, 8, 20, 0.35);
  transition: color var(--dur-rapida) ease, border-color var(--dur-rapida) ease, background-color var(--dur-rapida) ease;
}
.telon__saltar:hover,
.telon__saltar:focus-visible {
  color: var(--sala);
  background: var(--luz);
  border-color: var(--luz);
}

/* Estado abierto: las hojas salen y el filo de luz se alarga */
.telon.is-abierto { cursor: default; pointer-events: none; }
.telon.is-abierto .telon__hoja--izq {
  transform: translate3d(-101%, 0, 0);
  box-shadow: 18px 0 90px 6px rgba(230, 171, 88, 0.3);
}
.telon.is-abierto .telon__hoja--der {
  transform: translate3d(101%, 0, 0);
  box-shadow: -18px 0 90px 6px rgba(230, 171, 88, 0.3);
}
.telon.is-abierto .telon__rendija {
  opacity: 0;
  animation: none;
  transform: scaleX(40);
}
.telon.is-abierto .telon__nucleo { opacity: 0; transform: scale(0.95); }
.telon.is-abierto { background: transparent; transition: background-color 700ms ease; }

/* ------------------------------------------------------------
   CURSOR PROPIO
   Anillo dorado con retardo + punto exacto. Solo puntero fino.
   ------------------------------------------------------------ */

.cursor,
.cursor-punto {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-cursor);
  pointer-events: none;
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--dur-media) ease;
}

.cursor {
  width: 38px;
  height: 38px;
  margin: -19px 0 0 -19px;
  border: 1px solid rgba(230, 171, 88, 0.6);
  transition:
    opacity var(--dur-media) ease,
    width var(--dur-media) var(--ease-resorte),
    height var(--dur-media) var(--ease-resorte),
    margin var(--dur-media) var(--ease-resorte),
    background-color var(--dur-media) ease,
    border-color var(--dur-media) ease;
}

.cursor-punto {
  width: 5px;
  height: 5px;
  margin: -2.5px 0 0 -2.5px;
  background: var(--luz-clara);
}

body.cursor-listo .cursor,
body.cursor-listo .cursor-punto { opacity: 1; }

/* Con el cursor propio activo se oculta la flecha del sistema,
   salvo en campos de texto donde hace falta el cursor de escritura. */
body.cursor-listo,
body.cursor-listo a,
body.cursor-listo button,
body.cursor-listo [role="button"],
body.cursor-listo label { cursor: none; }

body.cursor-activo .cursor {
  width: 68px;
  height: 68px;
  margin: -34px 0 0 -34px;
  background-color: rgba(230, 171, 88, 0.1);
  border-color: rgba(242, 201, 138, 0.9);
}
body.cursor-activo .cursor-punto { opacity: 0; }

@media (hover: none), (pointer: coarse) {
  .cursor, .cursor-punto { display: none; }
}

/* ------------------------------------------------------------
   PROGRESO DE LECTURA
   ------------------------------------------------------------ */

.progreso {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: calc(var(--z-nav) + 1);
  pointer-events: none;
}
.progreso__barra {
  height: 100%;
  width: 100%;
  transform: scaleX(var(--avance));
  transform-origin: 0 50%;
  background: var(--luz);
  box-shadow: 0 0 14px rgba(230, 171, 88, 0.7);
}

/* ------------------------------------------------------------
   BARRA FLOTANTE (píldora)
   ------------------------------------------------------------ */

.nav {
  position: fixed;
  top: clamp(0.55rem, 1.5vw, 1.1rem);
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  display: flex;
  justify-content: center;
  padding-inline: clamp(0.75rem, 3vw, 2rem);
  transition: transform var(--dur-lenta) var(--ease-expo);
}
.nav.is-oculto { transform: translate3d(0, -170%, 0); }

.nav__pildora {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  width: min(100%, 1080px);
  padding: 0.45rem 0.5rem 0.45rem 1.35rem;
  border-radius: var(--r-pill);
  background: rgba(0, 8, 20, 0.5);
  border: 1px solid var(--linea);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  transition: background-color var(--dur-media) ease, border-color var(--dur-media) ease, box-shadow var(--dur-media) ease;
}
.nav.is-solido .nav__pildora {
  background: rgba(0, 8, 20, 0.8);
  border-color: var(--linea-luz);
  box-shadow: 0 16px 40px -20px rgba(0, 0, 0, 0.9);
}

.marca {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  flex: none;
  font-family: var(--font-marca);
  font-weight: 700;
  font-size: 1.08rem;
  letter-spacing: var(--tr-marca);
  color: var(--luz);
  white-space: nowrap;
  text-shadow: 0 0 22px rgba(230, 171, 88, 0.35);
}
.marca img { height: 1.6rem; width: auto; }

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(var(--sp-3), 1.6vw, var(--sp-6));
}

.nav__link {
  position: relative;
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--texto-bajo);
  padding-block: var(--sp-2);
  transition: color var(--dur-rapida) ease;
  white-space: nowrap;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--luz);
  transform: scaleX(0);
  transform-origin: 100% 50%;
  transition: transform var(--dur-media) var(--ease-expo);
}
.nav__link:hover,
.nav__link:focus-visible { color: var(--crema); }
.nav__link:hover::after,
.nav__link:focus-visible::after,
.nav__link.is-activo::after { transform: scaleX(1); transform-origin: 0 50%; }
.nav__link.is-activo { color: var(--luz-clara); }

.nav__acciones { display: flex; align-items: center; gap: var(--sp-2); }

@media (max-width: 1020px) {
  .nav__links { display: none; }
}

/* En pantallas angostas la barra queda con marca + botón de menú;
   la conversión la cubre el botón flotante de WhatsApp y el contenido. */
@media (max-width: 640px) {
  .nav .nav__cta { display: none; }
  .nav__pildora { padding-left: 1.1rem; }
}

/* --- Botón de menú --- */
.burger {
  display: none;
  position: relative;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--linea-fuerte);
  border-radius: 50%;
  transition: border-color var(--dur-rapida) ease, background-color var(--dur-rapida) ease;
}
.burger:hover { border-color: var(--linea-luz); background: var(--luz-velo); }
.burger span {
  position: absolute;
  left: 50%;
  width: 1.05rem;
  height: 1.5px;
  background: var(--crema);
  transform: translateX(-50%);
  transition: transform var(--dur-media) var(--ease-expo), opacity var(--dur-rapida) ease;
}
.burger span:nth-child(1) { top: calc(50% - 4px); }
.burger span:nth-child(2) { top: calc(50% + 3px); }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateX(-50%) translateY(3.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { transform: translateX(-50%) translateY(-3.5px) rotate(-45deg); }

@media (max-width: 1020px) {
  .burger { display: block; }
}

/* --- Menú móvil --- */
.drawer {
  position: fixed;
  inset: 0;
  z-index: var(--z-drawer);
  display: grid;
  grid-template-rows: 1fr auto;
  padding: clamp(6rem, 16vh, 9rem) var(--gutter) var(--sp-7);
  background:
    radial-gradient(95% 55% at 80% 0%, rgba(118, 0, 16, 0.32), transparent 68%),
    radial-gradient(70% 45% at 10% 100%, rgba(230, 171, 88, 0.1), transparent 70%),
    linear-gradient(160deg, var(--sala-800) 0%, var(--sala-950) 70%);
  clip-path: circle(0% at calc(100% - 3rem) 2.6rem);
  visibility: hidden;
  overflow-y: auto;
  transition: clip-path var(--dur-lenta) var(--ease-in-out), visibility 0s linear var(--dur-lenta);
}
.drawer.is-abierto {
  clip-path: circle(150% at calc(100% - 3rem) 2.6rem);
  visibility: visible;
  transition: clip-path var(--dur-lenta) var(--ease-in-out), visibility 0s;
}

.drawer__nav { display: grid; align-content: start; gap: clamp(var(--sp-3), 2vh, var(--sp-5)); }

.drawer__link {
  display: flex;
  align-items: baseline;
  gap: var(--sp-4);
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 8.5vw, 3.2rem);
  font-weight: 500;
  color: var(--crema);
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity var(--dur-lenta) var(--ease-expo) var(--i-retardo, 0ms),
    transform var(--dur-lenta) var(--ease-expo) var(--i-retardo, 0ms),
    color var(--dur-rapida) ease;
}
.drawer.is-abierto .drawer__link { opacity: 1; transform: none; }
.drawer__link:hover { color: var(--luz-clara); }
.drawer__link span {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--luz);
}

.drawer__pie {
  display: grid;
  gap: var(--sp-5);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--linea);
}

/* ------------------------------------------------------------
   BOTONES
   Rectos y de tracking amplio. El dorado va plano, con resplandor.
   ------------------------------------------------------------ */

.btn {
  --btn-fondo: transparent;
  --btn-texto: var(--crema);
  --btn-borde: var(--linea-fuerte);
  --btn-barrido: var(--crema);

  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  padding: 1.05em 2em;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--btn-texto);
  background-color: var(--btn-fondo);
  border: 1px solid var(--btn-borde);
  border-radius: var(--r-sm);
  overflow: hidden;
  isolation: isolate;
  cursor: pointer;
  white-space: nowrap;
  transition:
    color var(--dur-media) var(--ease-quart),
    border-color var(--dur-media) ease,
    transform 120ms var(--ease-quart),
    box-shadow var(--dur-media) ease;
}

/* Barrido de relleno desde abajo: una luz que sube */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--btn-barrido);
  transform: translate3d(0, 101%, 0);
  transition: transform var(--dur-media) var(--ease-telon);
}
.btn:hover::before,
.btn:focus-visible::before { transform: translate3d(0, 0, 0); }
.btn:active { transform: scale(0.975); }

.btn__icono {
  flex: none;
  width: 1em;
  height: 1em;
  transition: transform var(--dur-media) var(--ease-expo);
}
.btn:hover .btn__icono { transform: translateX(3px); }

/* Principal: luz dorada plana */
.btn--luz {
  --btn-fondo: var(--luz);
  --btn-texto: var(--sala);
  --btn-borde: var(--luz);
  --btn-barrido: var(--crema);
  box-shadow: 0 0 0 0 rgba(230, 171, 88, 0);
}
.btn--luz:hover,
.btn--luz:focus-visible {
  border-color: var(--crema);
  box-shadow: 0 10px 50px -12px rgba(230, 171, 88, 0.6);
}

/* Secundario: contorno dorado */
.btn--linea {
  --btn-borde: var(--linea-luz);
  --btn-texto: var(--luz-clara);
  --btn-barrido: var(--luz);
}
.btn--linea:hover,
.btn--linea:focus-visible { color: var(--sala); border-color: var(--luz); }

.btn--chico { padding: 0.95em 1.45em; letter-spacing: 0.14em; }
.btn--grande { padding: 1.2em 2.5em; font-size: var(--fs-sm); }

@media (max-width: 430px) {
  .btn { white-space: normal; text-align: center; padding-inline: 1.4em; letter-spacing: 0.12em; }
}

/* Enlace con flecha, sin caja */
.enlace {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--luz);
  padding-block: var(--sp-2);
  transition: color var(--dur-rapida) ease, gap var(--dur-media) var(--ease-expo);
}
.enlace::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 100% 50%;
  transition: transform var(--dur-media) var(--ease-expo);
}
.enlace:hover,
.enlace:focus-visible { color: var(--luz-clara); gap: var(--sp-4); }
.enlace:hover::after,
.enlace:focus-visible::after { transform: scaleX(1); transform-origin: 0 50%; }
.enlace svg { width: 1em; height: 1em; }

/* ------------------------------------------------------------
   TARJETAS
   Sin curvas redondeadas: una luz cenital toca el borde superior
   y un halo sigue al puntero.
   ------------------------------------------------------------ */

.tarjeta {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(var(--sp-5), 2.6vw, var(--sp-6));
  background: linear-gradient(170deg, rgba(11, 26, 48, 0.92) 0%, rgba(2, 13, 31, 0.92) 100%);
  border: 1px solid var(--linea);
  border-radius: var(--r-sm);
  overflow: hidden;
  isolation: isolate;
  transition: border-color var(--dur-media) ease, box-shadow var(--dur-media) ease;
}

/* Filete de luz en el borde superior */
.tarjeta::after {
  content: "";
  position: absolute;
  left: 8%; right: 8%;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--luz), transparent);
  opacity: 0.35;
  transition: opacity var(--dur-media) ease, left var(--dur-lenta) var(--ease-expo), right var(--dur-lenta) var(--ease-expo);
}

/* Halo que sigue al puntero (JS escribe --mx / --my) */
.tarjeta::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(22rem 22rem at var(--mx, 50%) var(--my, 0%), rgba(230, 171, 88, 0.14), transparent 62%);
  opacity: 0;
  transition: opacity var(--dur-media) ease;
}

.tarjeta:hover {
  border-color: var(--linea-luz);
  box-shadow: var(--sombra-lg);
}
.tarjeta:hover::before { opacity: 1; }
.tarjeta:hover::after { opacity: 1; left: 0; right: 0; }

/* Barra vino a la izquierda, como en la propuesta en PDF */
.tarjeta--vino { border-left: 2px solid var(--vino-vivo); }

.tarjeta__titulo {
  font-size: var(--fs-h4);
  font-weight: 600;
  margin-bottom: var(--sp-3);
}
.tarjeta__texto {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
  color: var(--texto-bajo);
}

/* Inclinación 3D (JS escribe --rx / --ry) */
.tarjeta--3d {
  transform: perspective(1100px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateZ(0);
  transform-style: preserve-3d;
  transition:
    transform 260ms var(--ease-quart),
    border-color var(--dur-media) ease,
    box-shadow var(--dur-media) ease;
}

/* ------------------------------------------------------------
   MARQUESINA
   ------------------------------------------------------------ */

.marquesina {
  position: relative;
  display: flex;
  overflow: hidden;
  padding-block: var(--sp-5);
  border-block: 1px solid var(--linea);
  background: linear-gradient(90deg, rgba(0, 5, 14, 0.7), rgba(6, 20, 42, 0.5), rgba(0, 5, 14, 0.7));
  user-select: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquesina__pista {
  display: flex;
  flex: none;
  align-items: center;
  gap: var(--sp-6);
  padding-right: var(--sp-6);
  animation: marquesina-correr 38s linear infinite;
  will-change: transform;
}
.marquesina:hover .marquesina__pista { animation-play-state: paused; }

@keyframes marquesina-correr {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-100%, 0, 0); }
}

.marquesina__item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-6);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.6rem);
  font-weight: 500;
  font-style: italic;
  color: var(--texto-medio);
  white-space: nowrap;
}

.marquesina__sep {
  width: 6px;
  height: 6px;
  background: var(--luz);
  transform: rotate(45deg);
  box-shadow: 0 0 12px rgba(230, 171, 88, 0.6);
  flex: none;
}

@media (prefers-reduced-motion: reduce) {
  .marquesina { justify-content: center; }
  .marquesina__pista { animation: none; flex-wrap: wrap; justify-content: center; }
  .marquesina__pista[aria-hidden="true"] { display: none; }
}

/* ------------------------------------------------------------
   BOTÓN FLOTANTE DE WHATSAPP
   ------------------------------------------------------------ */

.wa {
  position: fixed;
  right: clamp(1rem, 2.5vw, 2rem);
  bottom: clamp(1rem, 2.5vw, 2rem);
  z-index: var(--z-sticky);
  display: inline-flex;
  align-items: center;
  gap: 0;
  height: 3.3rem;
  padding-inline: 1rem;
  border-radius: var(--r-pill);
  background: linear-gradient(150deg, #1fb855, #128c3e);
  color: #fff;
  box-shadow: 0 14px 34px -10px rgba(18, 140, 62, 0.65), 0 0 0 1px rgba(255, 255, 255, 0.12) inset;
  transform: translateY(150%);
  overflow: hidden;
  transition:
    transform var(--dur-lenta) var(--ease-resorte),
    gap var(--dur-media) var(--ease-expo),
    box-shadow var(--dur-media) ease;
}
.wa.is-visible { transform: translateY(0); }
.wa svg { width: 1.5rem; height: 1.5rem; flex: none; }
.wa__texto {
  display: block;
  max-width: 0;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  white-space: nowrap;
  overflow: hidden;
  transition: max-width var(--dur-lenta) var(--ease-expo);
}
.wa:hover { gap: var(--sp-3); }
.wa:hover .wa__texto { max-width: 15rem; }