/* ==========================================================================
   SOLARIUM — fotografia
   Cuarto oscuro + sol. Casi negro neutro, crema, un unico acento ambar.
   Un solo archivo, ordenado por secciones.
   ========================================================================== */

/* --- 1. Tokens ---------------------------------------------------------- */
:root{
  --bg:#0B0B0C;
  --bg-2:#131315;
  --bg-3:#1A1A1D;
  --cream:#EDE9E3;
  --cream-2:#C9C4BC;
  --cream-3:#7C776F;
  --sun:#C9862F;
  --sun-2:#E0A44A;
  --line:rgba(237,233,227,.12);
  --line-2:rgba(237,233,227,.06);

  --display:"Inter Tight","Helvetica Neue",Helvetica,Arial,sans-serif;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --body:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;

  --pad:clamp(20px,5vw,72px);
  --gap:8px;
  --row-h:clamp(190px,21vw,300px);
  --rule:1px solid var(--line);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* --- 2. Reset y base ---------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--cream-2);
  font-family:var(--body);
  font-size:15px;
  font-weight:300;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,p,figure,ul{margin:0}
ul{padding:0;list-style:none}
::selection{background:var(--sun);color:var(--bg)}
:focus-visible{outline:1px solid var(--sun);outline-offset:3px}
body.lb-open{overflow:hidden}

.meta{
  font-size:11px;font-weight:400;line-height:1.6;
  letter-spacing:.18em;text-transform:uppercase;color:var(--cream-3);
}
.sun{color:var(--sun)}
.wrap{padding-inline:var(--pad)}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* --- 3. Grano ----------------------------------------------------------- */
.grain{
  position:fixed;inset:0;z-index:3;pointer-events:none;opacity:.05;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- 4. Splash ---------------------------------------------------------- */
.splash{
  position:fixed;inset:0;z-index:90;display:grid;place-items:center;
  background:var(--bg);
}
.splash span{
  font-family:var(--display);font-size:13px;font-weight:300;
  letter-spacing:.42em;text-indent:.42em;color:var(--cream);
  animation:splashPulse 1.4s var(--ease) infinite alternate;
}
/* Red 1 (CSS, siempre, tambien sin JS): el splash se retira sin depender de nada. */
.splash{animation:splashOut .7s var(--ease) 1.5s forwards}
/* Red 2 (JS): en cuanto la pagina esta lista, antes. */
.splash.out{animation:splashOut .35s var(--ease) forwards}
@keyframes splashOut{to{opacity:0;visibility:hidden}}
@keyframes splashPulse{from{opacity:.35}to{opacity:1}}
.no-splash .splash{display:none}

/* --- 5. Nav ------------------------------------------------------------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px var(--pad);
  transition:background .5s var(--ease),border-color .5s var(--ease),padding .5s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.solid{
  background:rgba(11,11,12,.88);
  border-bottom-color:var(--line-2);
  padding-block:16px;
}
@supports (backdrop-filter:blur(10px)){
  .nav.solid{background:rgba(11,11,12,.62);backdrop-filter:blur(14px)}
}
.nav-logo{
  font-family:var(--display);font-size:13px;font-weight:300;
  letter-spacing:.34em;text-indent:.34em;color:var(--cream);
}
.nav:not(.solid) .nav-logo,
.nav:not(.solid) .nav-links a{text-shadow:0 1px 14px rgba(11,11,12,.85)}
.nav:not(.solid) .nav-links a{color:rgba(237,233,227,.78)}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--cream-3);
  padding-block:4px;position:relative;transition:color .4s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:var(--sun);transform:scaleX(0);transform-origin:right;
  transition:transform .45s var(--ease);
}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--cream)}
.nav-links a:hover::after,.nav-links a[aria-current]::after{transform:scaleX(1);transform-origin:left}

/* --- 6. Hero ------------------------------------------------------------ */
.hero{
  position:relative;min-height:100svh;display:grid;place-items:center;
  overflow:hidden;isolation:isolate;
}
.hero-media{position:absolute;inset:-4% 0;z-index:-2;will-change:transform}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}
.js .hero-media img{animation:kenburns 26s var(--ease) infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.07)}}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 50% 42%,rgba(11,11,12,0) 20%,rgba(11,11,12,.55) 100%),
    linear-gradient(180deg,rgba(11,11,12,.72) 0%,rgba(11,11,12,.18) 30%,rgba(11,11,12,.30) 62%,rgba(11,11,12,.92) 100%);
}
.hero-inner{text-align:center;padding:120px var(--pad) 0;position:relative}
.logo{
  font-family:var(--display);font-weight:200;
  font-size:clamp(30px,8.4vw,86px);line-height:1;
  letter-spacing:.24em;text-indent:.24em;color:var(--cream);
  margin:0;text-shadow:0 2px 34px rgba(11,11,12,.7);
}
.hero-sub{margin-top:22px;color:var(--sun-2);text-shadow:0 1px 22px rgba(11,11,12,.9);letter-spacing:.32em;text-indent:.32em;font-size:11px;text-transform:uppercase}

/* --- 7. Secciones ------------------------------------------------------- */
.section{padding-block:clamp(64px,11vw,140px)}
.section-head{
  display:grid;grid-template-columns:minmax(0,1fr);gap:18px;
  padding-inline:var(--pad);margin-bottom:clamp(28px,5vw,56px);
}
@media (min-width:860px){
  .section-head{grid-template-columns:minmax(0,26ch) minmax(0,1fr);gap:clamp(32px,6vw,90px);align-items:start}
}
.section-title{
  font-family:var(--serif);font-style:italic;font-weight:300;
  font-size:clamp(30px,5.2vw,58px);line-height:1.05;color:var(--cream);
  letter-spacing:-.01em;
}
.section-title em{font-style:italic;color:var(--sun)}
.section-body p+p{margin-top:1.2em}
.section-body{max-width:62ch}

.manifiesto{border-top:var(--rule)}
.num{font-family:var(--display);font-size:11px;letter-spacing:.2em;color:var(--sun)}
.lead{font-size:clamp(17px,2.1vw,22px);line-height:1.6;color:var(--cream);font-weight:300;max-width:46ch}

/* --- 8. Grid justificado ------------------------------------------------ */
.grid{display:flex;flex-wrap:wrap;gap:var(--gap);padding-inline:var(--pad)}
.grid::after{content:"";flex-grow:10}   /* la ultima fila estira, pero sin deformarse */
.gi{
  position:relative;overflow:hidden;background:var(--bg-3);margin:0;
  flex:var(--r) 1 calc(var(--r) * var(--row-h));height:var(--row-h);
}
.gi a{display:block;width:100%;height:100%}
.gi img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .9s var(--ease),filter .9s var(--ease),opacity .8s var(--ease);
}
.gi:hover img{transform:scale(1.04);filter:brightness(1.12)}
.gi::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(237,233,227,0);
  transition:box-shadow .5s var(--ease);
}
.gi:hover::after{box-shadow:inset 0 0 0 1px rgba(201,134,47,.55)}
.gi a:focus-visible{outline:1px solid var(--sun);outline-offset:-3px}

/* --- 9. Series ---------------------------------------------------------- */
.serie{padding-top:clamp(48px,7vw,96px)}
.serie+.serie{margin-top:clamp(40px,6vw,80px)}
.serie-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:0 var(--pad) 20px;border-bottom:var(--rule);margin-bottom:var(--gap);
}
.serie-head h2{
  font-family:var(--serif);font-style:italic;font-weight:300;
  font-size:clamp(26px,4vw,44px);line-height:1;color:var(--cream);
}
.serie-desc{max-width:52ch;padding:0 var(--pad);margin-bottom:22px;color:var(--cream-3);font-size:14px}

.filtros{display:flex;flex-wrap:wrap;gap:18px;padding:0 var(--pad);margin-bottom:clamp(24px,4vw,44px)}
.filtros button{
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--cream-3);
  padding:6px 0;border-bottom:1px solid transparent;transition:color .4s var(--ease),border-color .4s var(--ease);
}
.filtros button:hover{color:var(--cream)}
.filtros button[aria-pressed="true"]{color:var(--sun);border-bottom-color:var(--sun)}

/* --- 10. Lightbox ------------------------------------------------------- */
.lb{
  position:fixed;inset:0;z-index:80;display:grid;place-items:center;
  background:var(--bg);padding:clamp(16px,4vw,56px);
}
.lb[hidden]{display:none}
.lb-fig{display:grid;place-items:center;gap:16px;max-width:100%;max-height:100%;margin:0}
.lb-fig img{max-width:min(100%,1600px);max-height:78svh;width:auto;object-fit:contain}
.lb-cap{display:flex;gap:18px;align-items:center;justify-content:center;flex-wrap:wrap}
.lb button{
  position:absolute;color:var(--cream-3);padding:14px;line-height:1;
  transition:color .35s var(--ease);font-size:13px;letter-spacing:.1em;
}
.lb button:hover{color:var(--sun)}
.lb-close{top:calc(var(--pad)/2);right:calc(var(--pad)/2)}
.lb-prev{left:calc(var(--pad)/4);top:50%;transform:translateY(-50%)}
.lb-next{right:calc(var(--pad)/4);top:50%;transform:translateY(-50%)}

/* --- 11. Contacto y footer ---------------------------------------------- */
/* --- Contacto: info + formulario ----------------------------------------- */
.contacto-grid{
  display:grid;grid-template-columns:minmax(240px,.85fr) minmax(320px,1.15fr);
  gap:clamp(44px,6vw,96px);
  padding-inline:var(--pad);margin-top:clamp(40px,6vw,72px);
  align-items:start;
}
@media (max-width:860px){
  .contacto-grid{grid-template-columns:1fr}
}

.contacto-lista{display:flex;flex-direction:column;gap:24px;margin-top:32px}
.contacto-lista li{display:flex;gap:16px;align-items:flex-start}
.contacto-icono{flex:none;width:20px;height:20px;margin-top:2px;color:var(--sun)}
.contacto-icono svg{width:100%;height:100%;display:block}
.contacto-etq{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--cream-3);margin-bottom:3px}
.contacto-lista a{color:var(--cream);border-bottom:1px solid transparent;transition:color .3s var(--ease),border-color .3s var(--ease)}
.contacto-lista a:hover{color:var(--sun);border-color:var(--sun)}
.contacto-lista span:not(.contacto-etq){color:var(--cream-2)}

/* --- Formulario ------------------------------------------------------------ */
.formulario{
  background:var(--bg-2);border:1px solid var(--line);border-radius:4px;
  padding:clamp(24px,4vw,40px);
}
.campo{margin-bottom:20px;border:0;padding:0}
.campo label{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--cream-3);margin-bottom:8px}
.campo input[type="text"],.campo input[type="email"],.campo select,.campo textarea{
  width:100%;padding:12px 14px;border-radius:2px;
  background:var(--bg-3);border:1px solid var(--line);
  color:var(--cream);font-family:var(--body);font-size:14px;font-weight:300;
  transition:border-color .3s var(--ease),background-color .3s var(--ease);
}
.campo select{appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%23C9C4BC' stroke-width='1.4'%3E%3Cpath d='M5 8l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:36px;
}
.campo select option{background:var(--bg-3);color:var(--cream)}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:none;border-color:var(--sun);background:var(--bg-2)}
.campo textarea{resize:vertical;min-height:110px;font-family:var(--body)}
.campo-invalido input,.campo-invalido select,.campo-invalido textarea{border-color:var(--sun-2)}

.consentimiento{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;line-height:1.5;color:var(--cream-2);margin-bottom:22px;cursor:pointer}
.consentimiento input{
  appearance:none;-webkit-appearance:none;flex:none;margin-top:2px;
  width:16px;height:16px;border-radius:2px;border:1px solid var(--line);background:var(--bg-3);
  cursor:pointer;display:grid;place-content:center;
  transition:background-color .25s var(--ease),border-color .25s var(--ease);
}
.consentimiento input::after{
  content:"";width:4px;height:8px;margin-top:-2px;
  border:solid var(--bg);border-width:0 2px 2px 0;
  transform:rotate(45deg) scale(0);transition:transform .2s var(--ease);
}
.consentimiento input:checked{background:var(--sun);border-color:var(--sun)}
.consentimiento input:checked::after{transform:rotate(45deg) scale(1)}

.error{font-size:11.5px;color:var(--sun-2);margin-top:6px}

.btn-enviar{
  display:flex;align-items:center;justify-content:center;width:100%;padding:15px 20px;
  background:var(--sun);color:var(--bg);border:1px solid var(--sun);border-radius:2px;
  font-family:var(--display);font-size:12px;font-weight:400;letter-spacing:.16em;text-transform:uppercase;
  cursor:pointer;transition:background-color .3s var(--ease),border-color .3s var(--ease);
}
.btn-enviar:hover{background:var(--sun-2);border-color:var(--sun-2)}
.btn-enviar:disabled{opacity:.6;cursor:progress}

.formulario-fallo{font-size:12.5px;color:var(--sun-2);margin-top:16px}
.formulario-ok:not([hidden]){display:flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:var(--sun)}
.formulario-ok svg{fill:none;stroke:var(--sun);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

.trampa{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.footer{
  border-top:var(--rule);padding:28px var(--pad);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}

/* --- 12. Reveal --------------------------------------------------------- */
.js .rv{opacity:0;transform:translateY(20px);transition:opacity .95s var(--ease),transform .95s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.js .rv-d1{transition-delay:.08s}.js .rv-d2{transition-delay:.16s}.js .rv-d3{transition-delay:.24s}

/* --- 13. Responsive ----------------------------------------------------- */
@media (max-width:640px){
  .gi{flex:1 1 100%;height:auto;aspect-ratio:var(--r)}
  .grid{--gap:6px}
  .nav-links{gap:16px}
  .lb-prev{left:0}.lb-next{right:0}
}

/* --- 14. Movimiento reducido -------------------------------------------
   Solo corta lo intrusivo: parallax y ken burns. Los fundidos y los hovers
   se quedan — Windows trae reduced-motion activado de serie y sin esto la
   web se entrega muerta. */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .hero-media img{animation:none}
  .hero-media{transform:none!important}
  .splash span{animation:none;opacity:1}
  .js .rv{transition-duration:.5s;transform:none}
}