/* ============================================
   MATEO ROMERO — Portafolio 2026
   Editorial · marfil + negro + acento carmín
   ============================================ */

:root {
  --fondo: #efece5;
  --tinta: #131211;
  --gris: #b9b4a9;
  --acento: #c8102e;
  --fuente-titulo: "Anton", sans-serif;
  --fuente-texto: "DM Sans", Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* Lenis (scroll suave) */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

/* mientras carga: sin scroll */
body.sin-cargar { overflow: hidden; height: 100vh; }

body {
  background: var(--fondo);
  color: var(--tinta);
  font-family: var(--fuente-texto);
  font-weight: 300;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

/* ---------- PRELOADER ---------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--tinta);
  color: var(--fondo);
  transition: opacity 0.5s ease;
}

.preloader__nombre {
  position: absolute;
  top: 1.4rem;
  left: 4vw;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gris);
}

.preloader__contador {
  position: absolute;
  bottom: 2vw;
  right: 4vw;
  font-family: var(--fuente-titulo);
  font-size: clamp(5rem, 18vw, 16rem);
  line-height: 0.85;
}

.preloader__contador span {
  display: inline-block;
  min-width: 0.55em;
  text-align: center;
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 4vw;
  mix-blend-mode: difference;
  color: #fff;
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

body.cargado .nav {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.9s;
}

.nav__logo { display: block; }

.nav__logo img {
  display: block;
  height: 44px;
  width: auto;
  /* el PNG es negro: se invierte a blanco para el blend del nav */
  filter: invert(1);
}

.nav__links {
  display: flex;
  gap: 2.5rem;
}

.nav__links a {
  color: #fff;
  text-decoration: none;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.nav__links a:hover { opacity: 0.55; }

/* ---------- HERO ---------- */
.hero {
  min-height: 100svh;
  padding: 20vh 4vw 0;
  display: flex;
  flex-direction: column;
}

.hero__title {
  font-family: var(--fuente-titulo);
  font-weight: 400;
  font-size: clamp(4rem, 15.5vw, 15rem);
  line-height: 0.88;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

/* revelado de líneas: máscara + deslizamiento (curva del tema original) */
.hero__mask {
  display: block;
  overflow: hidden;
}
.hero__mask--offset { margin-left: clamp(2rem, 12vw, 12rem); }

.hero__line {
  display: block;
  transform: translateY(108%);
  transition: transform 1s cubic-bezier(0.85, 0, 0.25, 1);
}

body.cargado .hero__mask:nth-child(1) .hero__line { transform: translateY(0); transition-delay: 0.15s; }
body.cargado .hero__mask:nth-child(2) .hero__line { transform: translateY(0); transition-delay: 0.28s; }

/* textos que aparecen tras la carga */
.aparece-carga {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
body.cargado .aparece-carga { opacity: 1; transform: translateY(0); }
body.cargado .hero__tagline { transition-delay: 0.75s; }
body.cargado .hero__meta { transition-delay: 0.9s; }

.hero__tagline {
  margin-top: 2.2rem;
  font-size: clamp(0.78rem, 1.05vw, 0.92rem);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #55514a;
}

.hero__meta {
  margin-top: 0.45rem;
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #8d887b;
}

/* tira escalonada de fotos, descendente hacia la derecha */
.hero__strip {
  margin-top: auto;
  display: flex;
  align-items: flex-start;
  gap: 0;
  width: 100%;
}

.hero__strip img {
  width: 25%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  filter: grayscale(12%);
  transition: filter 0.4s ease, opacity 0.7s cubic-bezier(0.82, 0, 0.18, 1);
}
.hero__strip img:hover { filter: grayscale(0%); }

/* hover: los hermanos se apagan en gris (efecto del tema original) */
.hero__strip:hover img:not(:hover),
.galeria__grid:hover .galeria__item:not(:hover) img {
  filter: grayscale(100%);
  opacity: 0.55;
}

.hero__strip img:nth-child(1) { margin-top: 0; }
.hero__strip img:nth-child(2) { margin-top: 6vw; }
.hero__strip img:nth-child(3) { margin-top: 12vw; }
.hero__strip img:nth-child(4) { margin-top: 18vw; }

/* ---------- ETIQUETAS DE SECCIÓN ---------- */
.section-label {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #7d786c;
  border-top: 1px solid var(--tinta);
  padding-top: 0.8rem;
  margin: 0 4vw 3rem;
}
.section-label--claro {
  color: var(--gris);
  border-top-color: rgba(255, 255, 255, 0.25);
}

/* ---------- LISTA DE COLECCIONES ---------- */
.colecciones {
  position: relative;
  padding: 16vh 0 10vh;
}

.colecciones__lista { list-style: none; }

.colecciones__categoria {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #7d786c;
  padding: 4.5rem 4vw 1rem;
  border-bottom: 1px solid #d8d3c7;
  margin-bottom: 1.2rem;
}
.colecciones__categoria:first-child { padding-top: 0; }

.colecciones__lista a {
  display: block;
  padding: 0.35rem 4vw;
  font-family: var(--fuente-titulo);
  font-size: clamp(1.9rem, 5.5vw, 5rem);
  line-height: 1;
  text-transform: uppercase;
  text-decoration: none;
  color: transparent;
  -webkit-text-stroke: 1.5px #9a9385;
  transition: color 0.25s ease, -webkit-text-stroke-color 0.25s ease, transform 0.25s ease;
}

.colecciones__lista a:hover,
.colecciones__lista a:focus-visible {
  color: var(--tinta);
  -webkit-text-stroke-color: var(--tinta);
  transform: translateX(1.5vw);
}

.colecciones__preview {
  position: fixed;
  z-index: 40;
  width: clamp(180px, 22vw, 340px);
  aspect-ratio: 3 / 4;
  object-fit: cover;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.94) rotate(2deg);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.colecciones__preview.visible {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

/* ---------- GALERÍAS ---------- */
.galeria { padding: 10vh 0 4vh; }

.galeria__titulo {
  font-family: var(--fuente-titulo);
  font-size: clamp(2rem, 5vw, 4.2rem);
  text-transform: uppercase;
  padding: 0 4vw 2.5rem;
}
.galeria__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  padding: 0 4vw;
}

.galeria__item {
  border: none;
  background: none;
  cursor: pointer;
  width: 100%;
  padding: 0;
  position: relative;
  overflow: hidden;
}

.galeria__item img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition:
    transform 1.1s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.5s ease,
    opacity 0.9s cubic-bezier(0.82, 0, 0.18, 1);
}

/* fade-in de imágenes al entrar al viewport (tiempos del tema original) */
.media-fadein { opacity: 0.01; }
.media-fadein.es-visible { opacity: 1; }

/* en galerías la entrada además escala la foto de 1.14 → 1 */
.galeria__item img.media-fadein { transform: scale(1.14); }
.galeria__item img.media-fadein.es-visible { transform: scale(1); }
.galeria__item:hover img.media-fadein.es-visible { transform: scale(1.05); }

/* aparición progresiva con blur al hacer scroll (se controla por JS) */
.aparece-scroll { will-change: opacity, transform, filter; }

.galeria__item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 2.2rem 1rem 0.8rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
  color: #fff;
  font-size: 0.64rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-align: left;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.galeria__item:hover figcaption { opacity: 1; }

/* ---------- SOBRE MÍ ---------- */
.sobre { padding: 18vh 0; }

.sobre__contenido {
  display: grid;
  grid-template-columns: minmax(260px, 2fr) 3fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
  padding: 0 4vw;
}

.sobre__foto {
  position: relative;
  margin: 0;
}

.sobre__foto img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.7s ease, opacity 0.9s cubic-bezier(0.82, 0, 0.18, 1);
}
.sobre__foto:hover img { filter: grayscale(0%); }

.sobre__foto figcaption {
  margin-top: 0.9rem;
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #8d887b;
  border-top: 1px solid var(--tinta);
  padding-top: 0.7rem;
}

.sobre__texto {
  font-size: clamp(1.05rem, 1.9vw, 1.55rem);
  line-height: 1.55;
  max-width: 58ch;
  color: #35322c;
}

.sobre__texto p + p { margin-top: 1.3em; }
.sobre__texto strong { font-weight: 500; }

/* ---------- CONTACTO ---------- */
.contacto {
  background: var(--tinta);
  color: var(--fondo);
  padding: 14vh 0 4vh;
}

.contacto__titulo {
  font-family: var(--fuente-titulo);
  font-size: clamp(2.2rem, 6.5vw, 6rem);
  color: var(--fondo);
  text-transform: uppercase;
  padding: 0 4vw;
  line-height: 0.95;
}

.contacto__form {
  max-width: 640px;
  padding: 4rem 4vw 0;
}

.form__oculto {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.form__campo { margin-bottom: 2.2rem; }

.form__campo label {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 0.6rem;
}

.form__campo input,
.form__campo textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid #46423a;
  color: var(--fondo);
  font-family: var(--fuente-texto);
  font-weight: 300;
  font-size: 1.05rem;
  padding: 0.4rem 0 0.7rem;
  border-radius: 0;
  transition: border-color 0.3s ease;
  resize: vertical;
}

.form__campo input:focus,
.form__campo textarea:focus {
  outline: none;
  border-bottom-color: var(--fondo);
}

.form__enviar {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--fuente-titulo);
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  text-transform: uppercase;
  color: var(--fondo);
  padding: 0.5rem 0;
  transition: color 0.25s ease, transform 0.25s ease;
}
.form__enviar:hover { color: var(--acento); transform: translateX(0.4rem); }
.form__enviar:disabled { opacity: 0.5; cursor: default; transform: none; }

.form__estado {
  margin-top: 1.4rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gris);
}

.contacto__redes {
  display: flex;
  gap: 2rem;
  padding: 2.5rem 4vw 0;
}

.contacto__redes a {
  color: var(--gris);
  text-decoration: none;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.contacto__redes a:hover { color: #fff; }

/* logo del estudio: el PNG es negro sobre transparente → se invierte a claro */
.contacto__logo {
  display: block;
  width: clamp(240px, 38vw, 520px);
  margin: 10vh 4vw 0;
  filter: invert(1);
}

.contacto__copy {
  padding: 8vh 4vw 0;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: #6f6a60;
  text-transform: uppercase;
}

/* ---------- LIGHTBOX ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(15, 14, 13, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }

.lightbox__figura {
  max-width: 86vw;
  max-height: 88vh;
  text-align: center;
}

.lightbox__figura img {
  max-width: 86vw;
  max-height: 82vh;
  object-fit: contain;
  margin: 0 auto;
  cursor: zoom-in;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.lightbox__figura img.zoom {
  transform: scale(2.4);
  cursor: zoom-out;
}

.lightbox__figura figcaption {
  color: var(--gris);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 1rem;
}

.lightbox__cerrar,
.lightbox__flecha {
  position: absolute;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  font-family: var(--fuente-texto);
  padding: 1rem;
  z-index: 101;
}
.lightbox__cerrar { top: 1rem; right: 2rem; font-size: 2.6rem; }
.lightbox__cerrar:hover, .lightbox__flecha:hover { color: var(--acento); }
.lightbox__flecha--izq { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox__flecha--der { right: 1.5rem; top: 50%; transform: translateY(-50%); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .galeria__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .nav__links { gap: 1.2rem; }
  .nav__links a { font-size: 0.68rem; letter-spacing: 0.14em; }
  .hero { padding-top: 16vh; }
  .hero__strip img { width: 50%; }
  .hero__strip img:nth-child(3), .hero__strip img:nth-child(4) { display: none; }
  .galeria__grid { grid-template-columns: 1fr; }
  .sobre__contenido { grid-template-columns: 1fr; }
  .sobre__foto { max-width: 78%; }
  .colecciones__preview { display: none; }
  .lightbox__flecha--izq { left: 0.2rem; }
  .lightbox__flecha--der { right: 0.2rem; }
}