/* =========================================================
   mateo trapero — fotografía
   estilos compartidos · primera versión (placeholder)
   identidad: índice / hoja de contactos
   tipografía: EB Garamond (títulos) + Inter (textos)
   ========================================================= */

:root{
  --paper:#FFFFFF;      /* fondo blanco */
  --ink:#2B2926;        /* tinta casi negra, con un toque de gris */
  --ink-soft:#6E6A62;   /* gris apagado para datos y pies */
  --line:#E4E2DC;       /* hilo/hairline */
  --accent:#141210;     /* acento neutro por defecto */
  --block:#141210;       /* negro del rectángulo animado en hover */

  --pad:clamp(1.5rem, 4vw, 3.5rem);
  --gap:clamp(0.9rem, 2vw, 1.6rem);
  --topbar-h:clamp(4.5rem, 11vw, 6.5rem);
  --ease:cubic-bezier(.16,1,.3,1);

  --display:"EB Garamond", Georgia, "Times New Roman", serif;
  --text:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* acento por serie — solo dentro de su página */
body.theme-marea{ --accent:#3A3A3A; }
body.theme-potosi{ --accent:#A9701C; }
body.theme-resistencia{ --accent:#B01B1B; }

*{ box-sizing:border-box; margin:0; padding:0; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
html, body{ max-width:100%; overflow-x:hidden; }
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--text);
  font-size:15px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{ color:inherit; text-decoration:none; transition:color .35s var(--ease); }
button{ font:inherit; }
::selection{ background:var(--accent); color:var(--paper); }

a:focus-visible,
button:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

/* ---------------- topbar (nombre + hamburguesa) ---------------- */
.topbar{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  padding:var(--pad);
  pointer-events:none;
  transition:opacity .35s var(--ease), transform .35s var(--ease);
}
.topbar > *{ pointer-events:auto; }
body.topbar-hidden .topbar{ opacity:0; transform:translateY(-0.6rem); }
body.topbar-hidden .topbar > *{ pointer-events:none; }

.wordmark{ font-family:var(--display); font-weight:500; font-size:1.7rem; line-height:1.0; letter-spacing:0.005em; }
.wordmark .m{ display:block; text-transform:uppercase; }
.wordmark small{
  display:block;
  font-family:var(--text);
  font-weight:400;
  font-size:0.6rem;
  letter-spacing:0.26em;
  color:var(--ink-soft);
  margin-top:0.7rem;
  transition:color .35s var(--ease);
}

/* hamburguesa pequeña */
.nav-toggle{
  position:relative;
  width:1.9rem;
  height:1.1rem;
  display:inline-flex;
  flex-direction:column;
  justify-content:space-between;
  background:none;
  border:none;
  cursor:pointer;
  margin-top:0.3rem;
}
.nav-toggle-bar{
  display:block;
  width:100%;
  height:1px;
  background:currentColor;
  transition:transform .45s var(--ease), opacity .3s var(--ease);
}
body.nav-open .nav-toggle-bar:first-child{ transform:translateY(0.5rem) rotate(45deg); }
body.nav-open .nav-toggle-bar:last-child{ transform:translateY(-0.5rem) rotate(-45deg); }

/* ---------------- navegación (panel a pantalla completa) ---------------- */
.nav{
  position:fixed;
  inset:0;
  z-index:90;
  background:var(--paper);
  display:flex;
  flex-direction:column;
  gap:1.1rem;
  font-size:1.05rem;
  letter-spacing:0.02em;
  padding:calc(var(--topbar-h) + var(--pad) + 1rem) var(--pad) var(--pad);
  overflow:auto;
  opacity:0;
  transform:translateY(-1.2rem);
  visibility:hidden;
  transition:opacity .5s var(--ease), transform .5s var(--ease), visibility 0s linear .5s;
}
body.nav-open{ overflow:hidden; }
body.nav-open .nav{
  opacity:1;
  transform:none;
  visibility:visible;
  transition:opacity .5s var(--ease), transform .5s var(--ease), visibility 0s linear 0s;
}

.nav-link{ position:relative; width:max-content; text-transform:capitalize; }
.nav-group{ display:flex; flex-direction:column; gap:0.55rem; margin:0.2rem 0; padding-left:0.95rem; opacity:0.82; }
.nav-label{ color:var(--ink-soft); font-size:0.54rem; letter-spacing:0.24em; text-transform:uppercase; width:max-content; }
.nav-sub{ width:max-content; }
.nav .is-active{ color:var(--accent); }
.nav-link.is-active::before{ content:"— "; color:var(--accent); }

/* ---------------- rectángulo negro animado en hover ---------------- */
.nav-link,
.nav-sub,
.home-index a,
.contact-row a.v,
.read-more{
  position:relative;
  isolation:isolate;
  display:inline-block;
  padding:0.2em 0.5em;
  margin:-0.2em -0.5em;
  transition:color .45s var(--ease);
}
.nav-link::after,
.nav-sub::after,
.home-index a::after,
.contact-row a.v::after,
.read-more::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:var(--block);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .45s var(--ease);
}
.nav-link:hover,
.nav-sub:hover,
.home-index a:hover,
.contact-row a.v:hover,
.read-more:hover{
  color:#fff;
}
.nav-link:hover::after,
.nav-sub:hover::after,
.home-index a:hover::after,
.contact-row a.v:hover::after,
.read-more:hover::after{
  transform:scaleX(1);
}
.home-index a:hover{ font-style:italic; }

/* ---------------- main ---------------- */
.main{
  min-height:100vh;
  padding:calc(var(--topbar-h) + var(--pad)) var(--pad) var(--pad);
  display:flex;
  flex-direction:column;
}
.main-inner{ flex:1 1 auto; }

.foot{
  margin-top:4.5rem;
  padding-top:1.4rem;
  border-top:1px solid var(--line);
  font-size:0.64rem;
  letter-spacing:0.14em;
  color:var(--ink-soft);
  display:flex;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
}

/* ---------------- placeholder base ---------------- */
.ph{ width:100%; background:var(--line); }

/* ---------------- home (carrusel de portada) ---------------- */
.hero-full{ position:relative; overflow:hidden; }
body.is-home .main{ padding:0; min-height:0; }
body.is-home .hero-full{
  width:100%;
  height:100vh;
  height:100dvh;
}
.hero-full .carousel-track{ height:100%; }
.hero-full .carousel-slide{ height:100%; cursor:pointer; }
.hero-full .carousel-slide img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:50% 50%;
  display:block;
}
.hero-full .carousel-slide.align-bottom img{ object-position:50% 100%; }
.hero-full .carousel-slide.align-top img{ object-position:50% 0%; }

/* el logo y el menú se adaptan al contraste de la foto de fondo, sin caja */
body.is-home .wordmark,
body.is-home .nav-toggle{
  mix-blend-mode:difference;
  color:#fff;
}

/* ---------------- texto de proyecto ---------------- */
.p-text{ margin-top:clamp(2.5rem, 6vw, 4rem); text-align:center; }

.p-intro{ max-width:56ch; margin:0 auto; }
.p-intro p{ font-family:var(--display); font-size:1.25rem; line-height:1.7; text-align:center; }
.p-intro p + p{ margin-top:1.1rem; }

/* potosí: las preguntas van justificadas y centradas a la vez */
body.theme-potosi .p-intro p{ text-align:justify; text-align-last:center; }

.quote{ font-style:italic; color:var(--ink-soft); }
.more-inner hr{ border:none; border-top:1px solid var(--line); margin:2rem 0; }

.more-wrap{
  max-width:92ch;
  margin:clamp(2.5rem, 6vw, 4rem) auto 0;
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .6s var(--ease);
}
.more-wrap.is-open{ grid-template-rows:1fr; }
.more-inner{ overflow:hidden; text-align:left; }
.more-wrap.is-open .more-inner{ padding-top:1.1rem; }
.more-inner p{
  font-family:var(--display);
  font-size:1.15rem;
  line-height:1.7;
  text-align:justify;
  text-align-last:left;
  hyphens:auto;
  -webkit-hyphens:auto;
  text-wrap:pretty;
  overflow-wrap:break-word;
}
.more-inner p + p{ margin-top:1.1rem; }
.read-more{
  position:relative;
  isolation:isolate;
  display:inline-block;
  margin-top:1.4rem;
  padding:0.2em 0.5em;
  margin-left:-0.5em;
  background:none;
  border:none;
  font-family:var(--text);
  font-size:0.72rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--ink-soft);
  cursor:pointer;
  transition:color .45s var(--ease);
}

/* ---------------- carrusel de proyecto ---------------- */
.carousel{ position:relative; overflow:hidden; }
.carousel-track{
  display:flex;
  transition:transform .6s var(--ease);
}
.carousel-slide{
  flex:0 0 100%;
  display:flex;
  flex-direction:column;
  gap:0.7rem;
  cursor:pointer;
}
.carousel-slide .frame{
  height:70vh;
  display:flex;
  align-items:center;
  justify-content:center;
}
.carousel-slide img{
  max-width:100%;
  max-height:100%;
  width:auto;
  height:auto;
  object-fit:contain;
  display:block;
}
.carousel-slide.diptych .frame{
  gap:clamp(0.6rem, 2vw, 1.5rem);
}
.carousel-slide.diptych .frame img{
  flex:0 0 auto;
  max-width:calc(50% - clamp(0.3rem, 1vw, 0.75rem));
  object-fit:scale-down;
}
.frame .ph{ width:100%; height:100%; }
.carousel-slide figcaption{ font-size:0.66rem; letter-spacing:0.06em; color:var(--ink-soft); }
.carousel-slide figcaption .fn{ color:var(--accent); margin-right:0.15rem; }

.carousel-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  background:none;
  border:none;
  font-family:var(--display);
  font-size:2rem;
  line-height:1;
  color:var(--ink);
  cursor:pointer;
  transition:opacity .35s var(--ease);
}
.carousel-btn.prev{ left:0.6rem; }
.carousel-btn.next{ right:0.6rem; }

.hero-full .carousel-btn{ color:#fff; text-shadow:0 1px 6px rgba(0,0,0,.5); }

/* ---------------- about ---------------- */
.about{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem, 5vw, 4rem); align-items:start; }
.about-portrait{ width:100%; aspect-ratio:3/4; object-fit:cover; display:block; }
.about-body{ max-width:46ch; }
.about-body .lbl{ font-size:0.62rem; letter-spacing:0.24em; text-transform:uppercase; color:var(--accent); }
.about-body p{
  font-family:var(--display);
  font-size:1.5rem;
  line-height:1.5;
  font-weight:400;
  margin-top:1.2rem;
  text-align:justify;
  text-align-last:left;
  hyphens:auto;
  -webkit-hyphens:auto;
  text-wrap:pretty;
  overflow-wrap:break-word;
}

/* ---------------- contact ---------------- */
.contact .lbl{ font-size:0.62rem; letter-spacing:0.24em; text-transform:uppercase; color:var(--accent); }
.contact-list{ margin-top:2rem; display:flex; flex-direction:column; gap:1.5rem; }
.contact-row{ display:flex; flex-direction:column; gap:0.35rem; }
.contact-row .k{ font-size:0.6rem; letter-spacing:0.16em; text-transform:uppercase; color:var(--ink-soft); }
.contact-row .v{ font-family:var(--display); font-size:1.9rem; width:max-content; max-width:100%; overflow-wrap:anywhere; }

/* ---------------- reveal ---------------- */
.reveal{ opacity:0; transform:translateY(14px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }

/* ---------------- responsive ---------------- */
@media (max-width:860px){
  .wordmark{ font-size:1.4rem; }
  .wordmark small{ display:none; }
  .nav{ font-size:1.15rem; }
  .nav-label{ font-size:0.6rem; }
  .nav-sub{ font-size:1.1rem; }
  .about{ grid-template-columns:1fr; }
  .about-portrait{ max-width:320px; }
  .carousel-slide .frame{ height:50vh; }
  .carousel-btn{ font-size:1.6rem; }
}

/* portada: por debajo de ~1100px de ancho se convierte en una página distinta —
   fondo blanco normal y un carrusel más pequeño que muestra la foto entera,
   sin solaparse con el topbar ni con nada */
@media (max-width:1100px){
  body.is-home .main{
    padding:calc(var(--topbar-h) + var(--pad)) var(--pad) var(--pad);
    min-height:100vh;
  }
  body.is-home .hero-full{ height:60vh; }
  .hero-full .carousel-slide img{ object-fit:contain; object-position:50% 50%; }
  /* estas dos tienen mucho cielo/espacio vacío en un extremo: se mantienen recortadas
     también aquí, en vez de mostrar la foto entera con ese hueco */
  .hero-full .carousel-slide.align-bottom img{ object-fit:cover; object-position:50% 100%; }
  .hero-full .carousel-slide.align-top img{ object-fit:cover; object-position:50% 0%; }
  .hero-full .carousel-btn{ color:var(--ink); text-shadow:none; }

  /* fondo blanco: logo y menú en negro, sin mezcla de contraste */
  body.is-home .wordmark,
  body.is-home .nav-toggle{ mix-blend-mode:normal; color:var(--ink); }
}

@media (prefers-reduced-motion: reduce){
  *{ transition:none !important; animation:none !important; }
  .reveal{ opacity:1; transform:none; }
}