/* ==========================================================================
   Artina Café — hoja de estilos
   Paleta tierra / nude / marrón · Fraunces + Nunito
   ========================================================================== */

:root {
  --crema:     #F5EDE3;
  --crema-2:   #EFE3D5;
  --nude:      #E6D3C0;
  --arena:     #D3B89C;
  --caramelo:  #B0835D;
  --canela:    #8B5A3C;
  --cacao:     #5C3A27;
  --espresso:  #3A2419;
  --tinta:     #2B1B13;
  --paint:     #B8468F;           /* magenta del pincel (solo en la intro) */
  --paint-dk:  #6B1A2A;

  --serif: "Fraunces", Georgia, serif;
  --sans:  "Nunito", system-ui, sans-serif;

  --gutter: clamp(16px, 5vw, 72px);
  --maxw: 1200px;
  --radius: 4px;
  --ease: cubic-bezier(.22, .8, .24, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
section[id] { scroll-margin-top: 72px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--crema);
  color: var(--espresso);
  font: 400 1.0625rem/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--espresso); color: var(--crema);
  padding: .6em 1em; border-radius: var(--radius);
}
.skip-link:focus { top: 16px; }

:focus-visible { outline: 2px solid var(--canela); outline-offset: 3px; }

/* ---------- Tipografía ---------- */

.eyebrow {
  margin: 0 0 1.1rem;
  font: 700 .78rem/1 var(--sans);
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--canela);
  display: flex; align-items: center; gap: .9em;
}
.eyebrow::before {
  content: ""; width: 2.2em; height: 1px; background: currentColor; opacity: .6;
}

.display {
  margin: 0 0 1.4rem;
  font: 400 clamp(2.2rem, 4.6vw, 3.9rem)/1.08 var(--serif);
  letter-spacing: -.015em;
  color: var(--tinta);
  text-wrap: balance;
}
.display em { font-style: italic; color: var(--canela); }

.lede { font-size: 1.15rem; max-width: 34em; color: var(--cacao); }

/* ---------- Botones y links ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px;
  padding: .85em 1.8em;
  border: 1px solid var(--espresso);
  border-radius: 999px;
  background: var(--espresso);
  color: var(--crema);
  font: 700 .8rem/1 var(--sans);
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.btn:hover { background: var(--canela); border-color: var(--canela); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--espresso); }
.btn--ghost:hover { background: var(--espresso); color: var(--crema); border-color: var(--espresso); }
.btn--small { min-height: 40px; padding: .7em 1.4em; font-size: .74rem; }
.btn--large { min-height: 56px; padding: 1em 2.4em; font-size: .86rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .7em;
  font: 700 .8rem/1 var(--sans);
  letter-spacing: .14em; text-transform: uppercase;
  text-decoration: none;
  color: var(--espresso);
  padding: .8em 0;
  border-bottom: 1px solid var(--arena);
  transition: gap .3s var(--ease), border-color .3s var(--ease);
}
.link-arrow::after { content: "→"; font-family: var(--serif); font-size: 1.2em; letter-spacing: 0; }
.link-arrow:hover { gap: 1.1em; border-color: var(--espresso); }

.link-small {
  font-size: .9rem; color: var(--canela);
  text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--arena);
}

/* ---------- Nav ---------- */

.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--gutter);
  transition: background .4s var(--ease), box-shadow .4s var(--ease), opacity .8s var(--ease), transform .8s var(--ease);
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--crema) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(58, 36, 25, .08);
}
.is-intro .nav { opacity: 0; transform: translateY(-12px); pointer-events: none; }

.nav__brand img { height: 66px; width: auto; transition: height .4s var(--ease); }
.nav.is-scrolled .nav__brand img { height: 52px; }

.nav__links { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); }
.nav__links a:not(.btn) {
  font: 700 .78rem/1 var(--sans);
  letter-spacing: .14em; text-transform: uppercase; text-decoration: none;
  padding: .6em 0;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size .35s var(--ease);
}
.nav__links a:not(.btn):hover { background-size: 100% 1px; }

.nav__toggle {
  display: none;
  min-height: 44px; padding: 0 1.1em;
  border: 1px solid var(--espresso); border-radius: 999px;
  background: transparent; color: var(--espresso);
  font: 600 .75rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase;
  cursor: pointer;
}

@media (max-width: 820px) {
  .nav__toggle { display: inline-flex; align-items: center; }
  .nav__links {
    position: absolute; top: 100%; left: 12px; right: 12px;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 20px 20px;
    background: var(--crema);
    border: 1px solid var(--nude); border-radius: 16px;
    box-shadow: 0 20px 40px -20px rgba(58, 36, 25, .25);
    opacity: 0; transform: translateY(-8px); pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
  }
  .nav__links.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav__links a:not(.btn) { padding: 1em 0; border-bottom: 1px solid var(--nude); background: none; }
  .nav__links .btn { margin-top: 16px; }
}

/* ==========================================================================
   HERO + INTRO ANIMADA
   El escenario usa unidades propias de 1000 × 760 (ver js/main.js).
   ========================================================================== */

.hero {
  --stage-w: min(720px, 100%, calc((100svh - 360px) * 1.12));
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: clamp(110px, 15vh, 170px) var(--gutter) clamp(40px, 6vh, 72px);
  overflow: clip;
  background:
    radial-gradient(60% 50% at 70% 30%, rgba(230, 211, 192, .7), transparent 70%),
    radial-gradient(50% 40% at 15% 85%, rgba(211, 184, 156, .35), transparent 70%),
    var(--crema);
}

.stage {
  position: relative;
  /* limitado por el alto de pantalla para que el texto de abajo entre en el primer pantallazo */
  width: var(--stage-w);
  min-width: min(300px, 100%);
  aspect-ratio: 1000 / 760;
  container-type: inline-size;
}

.layer {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  overflow: visible;
  pointer-events: none;
}
.layer--name { top: 39.47%; bottom: auto; height: auto; }   /* y = 300 */
.layer--in-cup { clip-path: url(#cup-mouth); }

.cup-part { opacity: 0; transform-origin: 74.5% 45%; will-change: transform, opacity; }
.cup-img {
  position: absolute;
  left: 56%;                                            /* x = 560 */
  top: 15.79%;                                          /* y = 120 */
  width: 38%;                                           /* w = 380 */
}

/* salpicadura */
.liquid { fill: var(--paint); opacity: 0; }
.ripple { fill: none; stroke: #E9A2CF; stroke-width: 3; opacity: 0; }
.splash { opacity: 0; }
.splash__fill { fill: var(--paint); }
.splash__line { fill: none; stroke: var(--paint-dk); stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.splash__shine { fill: none; stroke: #F3C6E2; stroke-width: 4.5; stroke-linecap: round; }
.splash__bubble { fill: #E9A2CF; stroke: var(--paint-dk); stroke-width: 3; }
.drop { fill: var(--paint); stroke: var(--paint-dk); stroke-width: 2.5; opacity: 0; }

/* pincel: el origen de la transformación es la punta de las cerdas */
.brush {
  position: absolute;
  left: 0; top: 0;
  width: 23.9%;
  transform-origin: .66% .34%;
  will-change: transform, left, top;
  filter: drop-shadow(6px 10px 8px rgba(58, 36, 25, .22));
}
.brush img { width: 100%; }

/* "café · SABOR&ARTE" del logotipo, debajo de "na" como en el logo */
.lockup {
  position: absolute;
  right: 0; top: 84%;
  width: 44%;
  opacity: 0; transform: translateY(12px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}

.hero__after {
  margin-top: calc(var(--stage-w) * .13 + 40px);
  text-align: center;
  opacity: 0; transform: translateY(14px);
  transition: opacity 1s var(--ease) .25s, transform 1s var(--ease) .25s;
}
.hero__lead {
  margin: 0 0 1.6rem;
  font: italic 400 clamp(1.25rem, 2.3vw, 1.7rem)/1.3 var(--serif);
  color: var(--cacao);
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.intro-done .lockup,
.intro-done .hero__after { opacity: 1; transform: none; }

.skip-intro {
  position: absolute; right: var(--gutter); bottom: 24px;
  min-height: 44px; padding: 0 1em;
  border: 0; background: none; cursor: pointer;
  font: 600 .72rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase;
  color: var(--canela);
  text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--arena);
  transition: opacity .5s var(--ease);
}
.intro-done .skip-intro { opacity: 0; pointer-events: none; }

/* ==========================================================================
   SECCIONES
   ========================================================================== */

.section {
  padding: clamp(80px, 12vw, 160px) var(--gutter);
  max-width: calc(var(--maxw) + 2 * var(--gutter));
  margin: 0 auto;
}

.section__head { margin-bottom: clamp(40px, 6vw, 72px); }
.section__head--row {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px;
}

/* ---------- Nuestra cocina + carrusel ---------- */

.food {
  max-width: none;
  overflow: hidden;
  padding-top: clamp(64px, 9vw, 120px);
  /* franja nude detrás del carrusel para que la comida resalte */
  background: linear-gradient(to bottom, transparent 0 34%, var(--nude) 34% 86%, transparent 86%);
}
.food__head { text-align: center; max-width: 720px; margin: 0 auto clamp(40px, 6vw, 64px); }
.food__head .lede { margin: 0 auto; }
.eyebrow--center { justify-content: center; }
.eyebrow--center::after { content: ""; width: 2.2em; height: 1px; background: currentColor; opacity: .6; }

.carousel { position: relative; max-width: var(--maxw); margin: 0 auto; }
.carousel__track {
  position: relative;
  height: calc(var(--slide-w) * 1.25 + 56px);
  --slide-w: clamp(250px, 34vw, 460px);
  touch-action: pan-y;
}
.slide {
  position: absolute;
  left: 50%; top: 0;
  width: var(--slide-w);
  margin: 0;
  transition: transform .9s var(--ease), opacity .9s var(--ease), filter .9s var(--ease);
  cursor: pointer;
}
.slide img {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover;
  border-radius: 18px;
  background: var(--arena);
  box-shadow: 0 40px 60px -30px rgba(58, 36, 25, .55);
}
.slide figcaption {
  margin-top: 18px;
  text-align: center;
  font: 500 clamp(1.3rem, 2vw, 1.7rem)/1.3 var(--serif);
  color: var(--tinta);
  opacity: 0; transition: opacity .6s var(--ease);
}
.slide.is-active { cursor: default; }
.slide.is-active figcaption { opacity: 1; }

.carousel__controls { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 12px; }
.carousel__btn {
  width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid var(--arena); background: transparent; color: var(--espresso);
  font: 400 1.1rem/1 var(--serif); cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.carousel__btn:hover { background: var(--espresso); color: var(--crema); border-color: var(--espresso); }
.carousel__dots { display: flex; gap: 4px; }
.carousel__dots button {
  width: 28px; height: 44px; padding: 0; border: 0; background: none; cursor: pointer;
  display: grid; place-items: center;
}
.carousel__dots button::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--arena);
  transition: width .4s var(--ease), background .4s var(--ease);
}
.carousel__dots button[aria-selected="true"]::before { width: 22px; border-radius: 4px; background: var(--espresso); }

.food__cta { text-align: center; margin-top: clamp(36px, 5vw, 56px); }

@media (max-width: 640px) {
  .carousel__track { --slide-w: 70vw; }
}

/* ---------- Cumpleaños ---------- */

.birthday {
  max-width: calc(var(--maxw) + 2 * var(--gutter));
  margin: 0 auto;
  padding: clamp(80px, 11vw, 140px) var(--gutter) clamp(80px, 12vw, 160px);
}
.birthday__main {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  align-items: center;
}
.birthday__media { grid-column: 1 / 2; grid-row: 1; }
.birthday__media img {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  border-radius: 24px;
  background: var(--arena);
  box-shadow: 0 40px 60px -40px rgba(58, 36, 25, .45);
}
.birthday__card {
  grid-column: 2 / 3; grid-row: 1;
  margin-left: -18%;
  position: relative; z-index: 1;
  padding: clamp(32px, 4vw, 52px);
  border-radius: 24px;
  background: var(--crema);
  box-shadow: 0 30px 60px -30px rgba(58, 36, 25, .35);
}
.birthday__card p:not(.eyebrow) { color: var(--cacao); margin: 0 0 1.8rem; }
.birthday__card .display { font-size: clamp(2.2rem, 4vw, 3.4rem); }
.birthday__ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; }
button.btn { cursor: pointer; }

.birthday__gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: clamp(40px, 6vw, 72px);
}
.birthday__photo {
  display: block; padding: 0; border: 0; background: var(--arena); cursor: zoom-in;
  border-radius: 18px; overflow: hidden;
  box-shadow: 0 30px 50px -35px rgba(58, 36, 25, .5);
}
.birthday__photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; transition: transform 1s var(--ease); }
.birthday__photo:hover img { transform: scale(1.04); }

@media (max-width: 860px) {
  .birthday__main { grid-template-columns: 1fr; }
  .birthday__card { grid-column: 1; grid-row: 2; margin: -48px 16px 0; }
}
@media (max-width: 640px) {
  .birthday__gallery {
    grid-template-columns: repeat(3, 72%);
    overflow-x: auto; scroll-snap-type: x mandatory;
    margin-left: calc(-1 * var(--gutter)); margin-right: calc(-1 * var(--gutter));
    padding: 0 var(--gutter) 12px;
    scrollbar-width: none;
  }
  .birthday__photo { scroll-snap-align: start; }
}

/* ---------- Visor de imágenes ---------- */

.lightbox {
  width: min(92vw, 720px);
  max-height: 92svh;
  padding: 0;
  border: 0;
  border-radius: 16px;
  background: var(--crema);
  overflow: auto;
  box-shadow: 0 40px 80px rgba(0, 0, 0, .35);
}
.lightbox::backdrop { background: rgba(43, 27, 19, .72); backdrop-filter: blur(4px); }
.lightbox__img { width: 100%; height: auto; }
.lightbox__close {
  position: sticky; top: 10px; float: right;
  margin: 10px 10px -54px 0;
  width: 44px; height: 44px; border-radius: 50%;
  border: 0; background: var(--espresso); color: var(--crema);
  font: 400 1.6rem/1 var(--sans); cursor: pointer; z-index: 1;
}

/* ---------- Espacio creativo ---------- */

.studio { padding-top: 0; }
.studio__card {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 80px);
  border-radius: 28px;
  background: var(--crema-2);
  border: 1px solid var(--nude);
}
.studio__card p { color: var(--cacao); max-width: 36em; }
.studio__card strong { font-weight: 500; color: var(--espresso); }
.studio__card .display { font-size: clamp(2.1rem, 4.2vw, 3.4rem); }
.studio__palette { position: absolute; top: clamp(28px, 4vw, 44px); right: clamp(28px, 4vw, 44px); display: flex; gap: 8px; }
.studio__palette span {
  width: 22px; height: 14px; border-radius: 60% 40% 55% 45% / 60% 50% 50% 40%;
  background: var(--c); opacity: .85; transform: rotate(-18deg);
}
.studio__ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 2rem; }
.notice {
  display: inline-block;
  margin: .6rem 0 0;
  padding: .7em 1.2em;
  border-radius: 999px;
  background: var(--nude);
  font-size: .92rem;
  color: var(--espresso) !important;
}

/* ---------- Footer / Visitanos ---------- */

.footer {
  background: var(--nude);
  color: var(--espresso);
  padding: clamp(56px, 8vw, 96px) var(--gutter) 32px;
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.footer__brand img { width: 200px; }
.footer__title { margin: 0; font: 400 2.2rem/1.1 var(--serif); color: var(--tinta); }
.footer__addr { margin: .3rem 0 1.2rem; font: italic 400 1.2rem/1.3 var(--serif); color: var(--canela); }
.hours { margin: 0 0 1.2rem; border-top: 1px solid var(--arena); }
.hours div { display: flex; justify-content: space-between; gap: 16px; padding: .7rem 0; border-bottom: 1px solid var(--arena); }
.hours dt { color: var(--cacao); }
.hours dd { margin: 0; font-weight: 500; font-variant-numeric: tabular-nums; }
.footer__links { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.footer__links a { text-decoration: none; display: inline-block; padding: 8px 0; }
.footer__links a:hover { text-decoration: underline; text-underline-offset: 4px; }
.footer__copy { grid-column: 1 / -1; margin: 0; padding-top: 24px; border-top: 1px solid var(--arena); font-size: .85rem; color: var(--cacao); }
@media (max-width: 860px) {
  .footer { grid-template-columns: 1fr; }
}

/* ---------- Efectos de entrada al hacer scroll ----------
   Sólo se anima transform + opacity (liviano), y las imágenes ya están
   precargadas, así que lo único que se ve es el movimiento.           */

.js .reveal {
  opacity: 0;
  transform: var(--from, translateY(44px));
  transition: opacity .7s ease-out, transform .9s var(--ease);
  transition-delay: var(--delay, 0s);
  will-change: opacity, transform;
}
.js .reveal[data-reveal="left"]  { --from: translateX(-70px); }
.js .reveal[data-reveal="right"] { --from: translateX(70px); }
.js .reveal[data-reveal="zoom"]  { --from: translateY(30px) scale(.93); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .reveal.is-done { will-change: auto; }

@media (max-width: 860px) {
  /* en celular las entradas laterales desbordarían la pantalla: suben */
  .js .reveal[data-reveal="left"],
  .js .reveal[data-reveal="right"] { --from: translateY(44px); }
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}
@media (max-width: 640px) {
  /* la galería es un carrusel horizontal: sin desplazamiento para no generar scroll interno */
  .js .birthday__gallery .reveal { --from: scale(.94); }
}