/* Serà — gallery theme (orientation-banded layout) */
:root{
  --cream:#F4ECDD; --paper:#FBF7EF; --ink:#241F1A; --ink-soft:#5b5046;
  --gold:#BE9A57; --gold-deep:#9c7c3f; --champagne:#E3C9A0; --lav:#B9A7D0; --lilac:#E7DEEE;
  --line:rgba(36,31,26,.14);
  --serif:"Playfair Display",Georgia,"Times New Roman",serif;
  --sans:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --maxw:1180px; --gap:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-weight:300;line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}

/* ---------- cover ---------- */
.cover{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  padding:6vh 6vw;position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 50% 0%,#fff 0%,var(--paper) 42%,var(--cream) 100%)}
.cover::after{content:"";position:absolute;inset:0;background:
  radial-gradient(40% 30% at 78% 18%,rgba(227,201,160,.35),transparent 70%),
  radial-gradient(45% 35% at 18% 82%,rgba(185,167,208,.28),transparent 70%);pointer-events:none}
.cover .eyebrow{font-weight:500;letter-spacing:.42em;text-transform:uppercase;font-size:.66rem;color:var(--gold-deep);margin-bottom:1.6rem;z-index:1}
.cover h1{font-family:var(--serif);font-weight:500;font-size:clamp(4.5rem,16vw,11rem);line-height:.9;z-index:1}
.cover h1 .accent{color:var(--gold)}
.cover .tagline{font-family:var(--serif);font-style:italic;font-size:clamp(1.05rem,2.4vw,1.5rem);color:var(--ink-soft);margin-top:1.4rem;z-index:1}
.cover .rule{width:64px;height:1px;background:var(--gold);margin:2.2rem auto 0;z-index:1}
.cover .sub{max-width:34ch;margin-top:1.6rem;font-size:.82rem;letter-spacing:.06em;color:var(--ink-soft);z-index:1}
.cover .disclosure{margin-top:1.8rem;font-size:.58rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-deep);z-index:1;opacity:.85}
.scrollcue{position:absolute;bottom:3vh;left:50%;transform:translateX(-50%);font-size:.6rem;letter-spacing:.35em;
  text-transform:uppercase;color:var(--gold-deep);z-index:1;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0);opacity:.6}50%{transform:translateX(-50%) translateY(6px);opacity:1}}

/* ---------- thesis ---------- */
.thesis{max-width:720px;margin:0 auto;padding:14vh 7vw}
.thesis p{font-family:var(--serif);font-size:clamp(1.3rem,2.8vw,1.9rem);line-height:1.5;font-weight:400}
.thesis .lead::first-letter{font-size:3.4em;line-height:.8;float:left;padding:.06em .12em 0 0;color:var(--gold);font-weight:600}

/* ---------- chapter ---------- */
.chapter{padding:8vh 5vw 4vh}
.chap-head{max-width:var(--maxw);margin:0 auto 3rem;text-align:center}
.chap-head .num{font-family:var(--serif);font-style:italic;color:var(--champagne);font-size:1.1rem;letter-spacing:.1em}
.chap-head h2{font-family:var(--serif);font-weight:500;font-size:clamp(2.1rem,5vw,3.4rem);margin:.3rem 0 .7rem}
.chap-head .sub{max-width:54ch;margin:0 auto;color:var(--ink-soft);font-size:.95rem}
.chap-head .sub-line{width:48px;height:1px;background:var(--gold);margin:1.4rem auto 0}

/* ---------- orientation bands (every row = one orientation) ---------- */
.band{max-width:var(--maxw);margin:0 auto var(--gap);display:flex;flex-wrap:wrap;justify-content:center;gap:var(--gap)}
.cell{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);cursor:zoom-in;
  opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease,box-shadow .4s ease}
.cell.in{opacity:1;transform:none}
.cell:hover{box-shadow:0 18px 44px -22px rgba(36,31,26,.5);z-index:2}
.cell img{width:100%;height:100%;object-fit:cover;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.cell:hover img{transform:scale(1.04)}
/* uniform aspect per orientation -> neighbours always match */
.cell.L{aspect-ratio:16/9}
.cell.S{aspect-ratio:1/1}
.cell.P{aspect-ratio:4/5}
.cell.P img{object-position:center 30%}

/* feature hero — its own band, shown whole (no crop) */
.hero{max-width:var(--maxw);margin:0 auto calc(var(--gap) + 8px);display:flex;justify-content:center}
.hero.L .cell{width:100%;aspect-ratio:16/9}
.hero.S .cell{width:56%;aspect-ratio:1/1}
.hero.P{padding:1vh 0}
.hero.P .cell{aspect-ratio:auto;border:none;background:transparent;cursor:zoom-in;display:flex;justify-content:center}
.hero.P .cell img{height:min(80vh,760px);width:auto;object-fit:contain;border:1px solid var(--line);box-shadow:0 30px 60px -34px rgba(36,31,26,.6)}

/* caption overlay */
.cell .cap{position:absolute;left:0;right:0;bottom:0;padding:1.3rem 1.1rem .85rem;
  background:linear-gradient(to top,rgba(28,23,18,.82),rgba(28,23,18,0));color:#fff;opacity:0;transform:translateY(8px);transition:.45s ease;pointer-events:none}
.cell:hover .cap{opacity:1;transform:none}
.cell .cap .t{font-family:var(--serif);font-size:1.08rem}
.cell .cap .c{font-size:.76rem;color:rgba(255,255,255,.85);margin-top:.15rem}
.hero.P .cell .cap{left:50%;transform:translateX(-50%) translateY(8px);width:min(80vh*.7,540px);text-align:center}
.hero.P .cell:hover .cap{transform:translateX(-50%)}
.tag{display:inline-block;font-weight:600;font-size:.56rem;letter-spacing:.22em;text-transform:uppercase;
  color:#2a2018;background:var(--champagne);padding:.32em .7em;border-radius:2px;margin-bottom:.5rem}

/* ---------- dark section variant ---------- */
.chapter.dark{background:radial-gradient(120% 90% at 50% 30%,#221b16,#0c0a08);margin-top:2vh}
.chapter.dark .chap-head h2{color:#f4ecdd}
.chapter.dark .chap-head .sub{color:rgba(244,236,221,.6)}
.chapter.dark .cell{background:#15110d;border-color:rgba(227,201,160,.18)}

/* ---------- compare (slop vs real) ---------- */
.compare{padding:10vh 5vw;background:linear-gradient(180deg,#fff,#f6efe3)}
.pair{max-width:1100px;margin:0 auto 5.5rem;display:grid;grid-template-columns:1fr auto 1fr;gap:0 1.4rem;align-items:start}
@media(max-width:720px){.pair{grid-template-columns:1fr;gap:1rem}}
.pair .side{position:relative;border:1px solid var(--line);background:#fff;overflow:hidden}
.pair .side > img{width:100%;height:100%;object-fit:cover}
.pair .side .lbl{position:absolute;top:0;left:0;font-weight:700;font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;padding:.5em .9em}
.pair .side.good .lbl{background:var(--gold);color:#1c1712}
.pair .side.bad .lbl{background:#b23b2e;color:#fff}
.pair .scap{padding:.85rem 1rem;font-size:.8rem;color:var(--ink-soft);background:#fff}
.pair .vs{font-family:var(--serif);font-style:italic;color:var(--gold-deep);font-size:1.5rem;text-align:center;align-self:center}
@media(max-width:720px){.pair .vs{display:none}}
.pair .note{grid-column:1 / -1;text-align:center;max-width:60ch;margin:1.2rem auto 0;font-family:var(--serif);font-style:italic;font-size:1.05rem}

/* ---------- footer ---------- */
footer{padding:14vh 7vw 8vh;text-align:center;background:radial-gradient(120% 80% at 50% 100%,var(--cream),var(--paper))}
footer .value{font-family:var(--serif);font-size:clamp(1.4rem,3.4vw,2.2rem);line-height:1.45;max-width:24ch;margin:0 auto;font-weight:400}
footer .value b{color:var(--gold-deep);font-weight:600}
footer .rule{width:56px;height:1px;background:var(--gold);margin:2.4rem auto}
footer .wm{font-family:var(--serif);font-size:2.4rem}
footer .wm .accent{color:var(--gold)}
footer .meta{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);margin-top:1rem}
footer .spec{font-size:.66rem;color:var(--ink-soft);margin-top:2.4rem;opacity:.7}

/* ---------- lightbox ---------- */
#lb{position:fixed;inset:0;background:rgba(20,16,12,.94);display:none;align-items:center;justify-content:center;z-index:50;padding:4vh 4vw}
#lb.on{display:flex}
#lb img{max-width:94vw;max-height:88vh;width:auto;height:auto;box-shadow:0 30px 80px -20px #000}
#lb .lbcap{position:absolute;bottom:3vh;left:0;right:0;text-align:center;color:#f4ecdd;font-family:var(--serif);font-style:italic;font-size:1rem}
#lb .x{position:absolute;top:3vh;right:4vw;color:#f4ecdd;font-size:2rem;cursor:pointer;line-height:1;opacity:.8}
#lb .x:hover{opacity:1}
#lb .nav{position:absolute;top:50%;transform:translateY(-50%);color:#f4ecdd;font-size:2.4rem;cursor:pointer;opacity:.6;padding:1rem;user-select:none}
#lb .nav:hover{opacity:1}
#lb .prev{left:1.5vw}#lb .next{right:1.5vw}

/* ---------- loading screen (curtain lift) ---------- */
body.loading{overflow:hidden}
#loader{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(120% 90% at 50% 0%,#fff 0%,var(--paper) 42%,var(--cream) 100%);
  transition:transform 1.05s cubic-bezier(.76,0,.24,1)}
#loader::after{content:"";position:absolute;inset:0;pointer-events:none;background:
  radial-gradient(40% 30% at 78% 18%,rgba(227,201,160,.40),transparent 70%),
  radial-gradient(45% 35% at 18% 82%,rgba(185,167,208,.30),transparent 70%)}
#loader.lift{transform:translateY(-101%)}
.ld-inner{position:relative;z-index:1;text-align:center}
.ld-eyebrow{font-weight:500;letter-spacing:.42em;text-transform:uppercase;font-size:.62rem;color:var(--gold-deep);
  opacity:0;animation:ldfade 1s ease .05s forwards}
.ld-wm{font-family:var(--serif);font-weight:500;font-size:clamp(3.6rem,13vw,7.5rem);line-height:.9;color:var(--ink);
  margin:1.1rem 0 1.7rem;opacity:0;transform:translateY(10px) scale(.985);
  animation:ldwm 1.05s cubic-bezier(.2,.7,.2,1) .12s forwards}
.ld-wm .accent{color:var(--gold)}
.ld-bar{position:relative;width:170px;height:2px;background:rgba(36,31,26,.12);margin:0 auto;border-radius:2px;
  overflow:hidden;opacity:0;animation:ldfade 1s ease .2s forwards}
.ld-bar i{position:absolute;left:0;top:0;height:100%;width:0;border-radius:2px;
  background:linear-gradient(90deg,var(--champagne),var(--gold));animation:ldfill 1.7s cubic-bezier(.4,0,.2,1) .3s forwards}
@keyframes ldfade{to{opacity:1}}
@keyframes ldwm{to{opacity:1;transform:none}}
@keyframes ldfill{to{width:100%}}
@media (prefers-reduced-motion: reduce){
  .ld-eyebrow,.ld-wm,.ld-bar,.ld-bar i{animation-duration:.01ms}
  #loader{transition-duration:.2s}
}

/* ---------- video cells (In Motion chapter) ---------- */
.cell.isvid{cursor:default;background:#15110d}
.cell.isvid video{width:100%;height:100%;object-fit:cover;display:block;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.cell.isvid:hover video{transform:scale(1.03)}
.cell.isvid.P{aspect-ratio:9/16}   /* vertical films keep true 9:16, not the 4/5 image crop */
.cell.isvid.L{aspect-ratio:16/9}
.cell.isvid.S{aspect-ratio:1/1}