/* LUMEN — estudio de fotografía. Sistema: blancos cálidos, gris suave, un acento sobrio (tinta). */
@import url('https://fonts.googleapis.com/css2?family=Bodoni+Moda:ital,opsz,wght@0,6..96,400;0,6..96,700;1,6..96,400;1,6..96,700&family=Jost:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --paper:#F5F2EC; --paper2:#E8E5DE; --ink:#1A1A1A; --ink2:#3A3A36;
  --grey:#6E6A63; --line:#D8D2C6; --accent:#1A1A1A;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-padding-top:96px;scroll-behavior:smooth}
body{font-family:'Jost',sans-serif;background:var(--paper);color:var(--ink);font-weight:300;line-height:1.6}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,.serif{font-family:'Bodoni Moda',serif;font-weight:400;line-height:1.05}
.mono{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.label{display:flex;align-items:center;gap:12px;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--grey)}
.label::before{content:"";width:44px;height:1px;background:var(--ink)}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
section{padding:96px 0}

/* Cargador iris */
#loader{position:fixed;inset:0;background:var(--paper);z-index:200;display:flex;align-items:center;justify-content:center;transition:opacity .6s}
#loader.done{opacity:0;pointer-events:none;visibility:hidden}
.iris{width:110px;height:110px;position:relative;animation:spin 2.2s linear infinite}
.iris i{position:absolute;inset:0;border:2px solid var(--ink);border-radius:50%;opacity:.9}
.iris i:nth-child(1){transform:rotate(0deg) scale(.95)}
.iris i:nth-child(2){transform:rotate(30deg) scale(.8)}
.iris i:nth-child(3){transform:rotate(60deg) scale(.65)}
.iris i:nth-child(4){transform:rotate(90deg) scale(.5)}
.iris i:nth-child(5){transform:rotate(120deg) scale(.35)}
.iris i:nth-child(6){transform:rotate(150deg) scale(.2)}
@keyframes spin{to{transform:rotate(360deg)}}

/* Encabezado */
.top{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(245,242,236,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-family:'Bodoni Moda',serif;font-size:30px;letter-spacing:.28em;font-weight:700}
.brand small{display:block;font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:.3em;color:var(--grey);font-weight:400}
.top nav{display:flex;gap:28px}
.top nav a{font-size:14px;letter-spacing:.12em;text-transform:uppercase;font-weight:400}
.top nav a:hover,.top nav a.act{border-bottom:1px solid var(--ink)}
.burger{display:none;background:none;border:1px solid var(--ink);font-size:22px;padding:4px 12px;cursor:pointer}

/* Carril de aperturas */
.rail{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:90;display:flex;flex-direction:column;gap:10px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--grey)}
.rail span{opacity:.45;transition:.3s}
.rail span.on{opacity:1;color:var(--ink);font-weight:500}
.rail span.on::before{content:"● ";font-size:8px}

/* Hero */
.hero{position:relative;height:100vh;min-height:560px;overflow:hidden;padding:0}
.hero .slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;animation:fade 18s infinite}
.hero .slide:nth-child(1){animation-delay:0s}
.hero .slide:nth-child(2){animation-delay:6s}
.hero .slide:nth-child(3){animation-delay:12s}
@keyframes fade{0%,28%{opacity:1}33%,100%{opacity:0}}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.55),rgba(0,0,0,.05) 55%)}
.hero-in{position:absolute;z-index:2;left:0;right:0;bottom:0;color:#fff;padding:0 24px 72px}
.hero-in .wrap{max-width:1240px}
.hero-in h1{font-size:clamp(52px,9vw,120px);letter-spacing:.02em}
.hero-in p{max-width:520px;font-size:18px;margin:16px 0 24px;color:rgba(255,255,255,.85)}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:14px 30px;font-size:14px;letter-spacing:.14em;text-transform:uppercase;font-weight:400;border:1px solid var(--ink);cursor:pointer}
.btn:hover{background:transparent;color:var(--ink)}
.btn.light{background:#fff;color:var(--ink);border-color:#fff}
.btn.light:hover{background:transparent;color:#fff}
.btn.ghost{background:transparent;color:#fff;border-color:#fff}
.btn.ghost:hover{background:#fff;color:var(--ink)}

/* Marquee */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;background:var(--paper2);white-space:nowrap}
.marquee div{display:inline-block;animation:mq 26s linear infinite;font-family:'Bodoni Moda',serif;font-size:26px;letter-spacing:.1em}
@keyframes mq{to{transform:translateX(-50%)}}

/* Galería horizontal */
.hscroll{display:flex;gap:20px;overflow-x:auto;padding:10px 4px 22px;scroll-snap-type:x mandatory}
.hscroll::-webkit-scrollbar{height:6px}
.hscroll::-webkit-scrollbar-thumb{background:var(--line)}
.hscroll figure{flex:0 0 340px;scroll-snap-align:start;cursor:pointer;transition:transform .45s ease}
.hscroll figure:hover{transform:scale(1.02) skewX(-1.2deg)}
.hscroll img{width:100%;height:460px;object-fit:cover}
.hscroll figcaption{padding:10px 2px 0;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.06em;color:var(--grey);line-height:1.7}
.hscroll figcaption b{display:block;color:var(--ink);font-family:'Jost',sans-serif;font-size:15px;letter-spacing:.05em;text-transform:uppercase}

/* Lightbox iris */
.lb{position:fixed;inset:0;background:rgba(10,10,10,.94);z-index:150;display:none;align-items:center;justify-content:center;flex-direction:column;gap:16px}
.lb.open{display:flex;animation:irisIn .5s ease}
@keyframes irisIn{from{clip-path:circle(0% at 50% 50%)}to{clip-path:circle(75% at 50% 50%)}}
.lb img{max-width:88vw;max-height:74vh;object-fit:contain}
.lb .meta{color:#fff;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;text-align:center;line-height:1.8}
.lb button{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.4);font-size:22px;padding:8px 16px;cursor:pointer}
.lb .close{top:20px;right:24px}
.lb .prev{left:20px;top:50%}
.lb .next{right:20px;top:50%}

/* Secciones */
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(38px,5vw,64px)}
.sec-head p{max-width:420px;color:var(--grey)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.card{background:#fff;border:1px solid var(--line)}
.card img{width:100%;height:240px;object-fit:cover}
.card .c{padding:22px}
.card h3{font-size:26px;margin-bottom:8px}
.card p{color:var(--grey);font-size:16px}
.price{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.1em;margin-top:14px}
.dark{background:var(--ink);color:#fff}
.dark .label{color:#B9B4A9}
.dark h2{color:#fff}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center;border-top:1px solid var(--line);margin-top:48px;padding-top:32px}
.stats b{display:block;font-family:'Bodoni Moda',serif;font-size:52px;font-weight:400}
.stats span{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--grey)}

/* Testimonios */
.quote{max-width:820px;margin:0 auto;text-align:center}
.quote p{font-family:'Bodoni Moda',serif;font-size:clamp(24px,3.4vw,38px);line-height:1.3;font-style:italic}
.quote .who{margin-top:20px;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--grey)}
.dots{display:flex;gap:10px;justify-content:center;margin-top:24px}
.dots button{width:12px;height:12px;border-radius:50%;border:1px solid var(--ink);background:transparent;cursor:pointer}
.dots button.on{background:var(--ink)}

/* Formularios */
form{display:grid;gap:16px;max-width:560px}
input,select,textarea{width:100%;padding:14px 16px;border:1px solid var(--line);background:#fff;font-family:'Jost',sans-serif;font-size:16px;font-weight:300}
input::placeholder,textarea::placeholder{color:#9A948A}
.ok{display:none;background:#EAF3EA;border:1px solid #9DBE9D;padding:16px}
.ok.show{display:block}

/* Sobre mí */
.about-photos{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;margin-bottom:48px}
.about-photos img{width:100%;height:420px;object-fit:cover}
.about-photos figcaption{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.08em;color:var(--grey);padding-top:10px}
.just{text-align:justify;font-size:19px;max-width:820px}
footer{border-top:1px solid var(--line);padding:48px 0 32px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer .fbrand{font-family:'Bodoni Moda',serif;font-size:34px;letter-spacing:.24em}
footer p,footer a{color:var(--grey);font-size:14px}
.mosaic{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mosaic img{width:100%;height:300px;object-fit:cover;cursor:pointer}
.mosaic img.tall{height:420px}

@media(max-width:900px){
  .grid4,.grid3{grid-template-columns:1fr 1fr}
  .grid2,.about-photos{grid-template-columns:1fr}
  .rail{display:none}
  .top nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);flex-direction:column;padding:20px 24px;border-bottom:1px solid var(--line)}
  .top nav.open{display:flex}
  .burger{display:block}
  section{padding:64px 0}
}
@media(max-width:560px){
  .grid4,.grid3,.stats{grid-template-columns:1fr}
  .hscroll figure{flex-basis:260px}
  .hscroll img{height:360px}
  .mosaic{grid-template-columns:1fr 1fr}
}

.hscroll{padding-right:24px}