/* ============================================================
   WorldSpire Media — portfolio layer (2026-09-24)
   Extends main.css. Same tokens: obsidian / bone / champagne.
   Private film archive: curved gallery, UltraSight feature,
   case-study pages, HLS film player.
   ============================================================ */

/* ---- capability / trust strip ---- */
.cap-band{border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);background:var(--ink-2)}
.cap-band .wrap{display:grid;grid-template-columns:repeat(5,1fr);gap:0}
.cap-band .cb{padding:30px 22px 30px 0;border-right:1px solid var(--line-2);margin-right:22px}
.cap-band .cb:last-child{border-right:none;margin-right:0}
.cap-band .cb b{display:block;font-family:var(--serif);font-weight:340;font-size:clamp(19px,1.6vw,23px);color:var(--bone);letter-spacing:-.005em;margin-bottom:6px}
.cap-band .cb span{font-size:12.5px;color:var(--stone-2);line-height:1.55;display:block}
@media (max-width:980px){.cap-band .wrap{grid-template-columns:1fr 1fr}.cap-band .cb{border-right:none;border-bottom:1px solid var(--line-2);margin-right:0;padding:22px 0}}
@media (max-width:560px){.cap-band .wrap{grid-template-columns:1fr}}

/* ---- UltraSight feature banner ---- */
.feature{position:relative;overflow:hidden;min-height:min(86vh,820px);display:flex;align-items:flex-end;isolation:isolate;border-bottom:1px solid var(--line-2)}
.feature-media{position:absolute;inset:0;z-index:-2}
.feature-media img,.feature-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.8) brightness(.62);transform:scale(1.04);transition:transform 14s linear}
.feature.in-view .feature-media video,.feature.in-view .feature-media img{transform:scale(1.0)}
.feature::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(90deg,rgba(11,11,14,.94) 0%,rgba(11,11,14,.72) 38%,rgba(11,11,14,.18) 72%,rgba(11,11,14,.35) 100%),
             linear-gradient(0deg,rgba(11,11,14,.96) 0%,rgba(11,11,14,0) 45%)}
.feature::after{content:"";position:absolute;z-index:-1;top:-20%;bottom:-20%;width:38%;left:-40%;
  background:linear-gradient(100deg,transparent,rgba(230,205,149,.07) 45%,rgba(230,205,149,.02) 60%,transparent);
  animation:sweep 11s var(--ease) infinite}
@keyframes sweep{0%{left:-40%}55%,100%{left:120%}}
.feature .wrap{width:100%;padding-top:140px;padding-bottom:clamp(56px,7vw,96px)}
.feature .eyebrow{margin-bottom:28px}
.feature-logo{width:clamp(210px,24vw,320px);height:auto;margin-bottom:26px;opacity:.96}
.feature h2{font-size:clamp(34px,4.4vw,64px);line-height:1.06;max-width:21ch}
.feature h2 em{font-style:italic;font-weight:300;color:var(--gold-2)}
.feature .lede{max-width:50ch;margin:26px 0 34px}
.feature-meta{display:flex;flex-wrap:wrap;gap:12px 34px;margin-bottom:38px}
.feature-meta div{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--stone)}
.feature-meta b{display:block;font-family:var(--serif);font-size:18px;letter-spacing:0;text-transform:none;color:var(--bone);font-weight:340;margin-top:4px}
.feature .line-in{display:block;overflow:hidden}
.feature .line-in>span{display:block;transform:translateY(105%);transition:transform 1.3s var(--ease)}
.feature.in-view .line-in>span{transform:none}
.feature.in-view .line-in:nth-child(2)>span{transition-delay:.12s}
.feature.in-view .line-in:nth-child(3)>span{transition-delay:.24s}

/* ---- archive (3D selected-work gallery) ---- */
.archive{position:relative;padding:clamp(90px,10vw,150px) 0 clamp(70px,8vw,110px);overflow:hidden;
  background:radial-gradient(120% 70% at 50% 42%,#15151b 0%,var(--ink) 62%)}
.archive::before{ /* architectural floor: a horizon line and a faint reflective plane */
  content:"";position:absolute;left:0;right:0;top:calc(var(--arc-floor,62%));height:40%;
  background:linear-gradient(180deg,rgba(242,238,230,.045),rgba(242,238,230,0) 60%);
  border-top:1px solid rgba(242,238,230,.07);pointer-events:none}
.archive::after{ /* ceiling light rails */
  content:"";position:absolute;left:8%;right:8%;top:118px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(230,205,149,.18),transparent);pointer-events:none}
.archive .sect-head{position:relative;z-index:2}
.arc{position:relative;z-index:1;height:clamp(360px,42vw,560px);perspective:1900px;perspective-origin:50% 42%;
  touch-action:pan-y;user-select:none;-webkit-user-select:none;cursor:grab;outline:none}
.arc.dragging{cursor:grabbing}
.arc:focus-visible{box-shadow:inset 0 0 0 1px var(--gold-dim)}
.arc-stage{position:absolute;inset:0;transform-style:preserve-3d}
.arc-card{position:absolute;left:50%;top:6%;width:min(58vw,840px);aspect-ratio:16/9;margin-left:calc(min(58vw,840px) / -2);
  transform-style:preserve-3d;will-change:transform,opacity;background:#07070a;
  border:1px solid rgba(242,238,230,.09);box-shadow:0 50px 90px -40px rgba(0,0,0,.9);overflow:hidden;
  transition:border-color .6s var(--ease)}
.arc-card.is-center{border-color:rgba(200,164,93,.42)}
.arc-card img,.arc-card video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.arc-card video{opacity:0;transition:opacity .8s var(--ease)}
.arc-card video.playing{opacity:1}
.arc-card .shade{position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,7,10,.72),rgba(7,7,10,0) 42%);pointer-events:none}
.arc-card .arc-tag{position:absolute;left:22px;bottom:18px;font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--bone);opacity:.85;pointer-events:none}
.arc-card .rt{position:absolute;right:20px;bottom:18px;font-size:11px;letter-spacing:.14em;color:var(--stone);pointer-events:none}
.arc-card .reflect{position:absolute;left:0;right:0;top:100%;height:38%;transform:scaleY(-1);opacity:.1;
  background-size:cover;background-position:center bottom;
  -webkit-mask-image:linear-gradient(0deg,rgba(0,0,0,.9),transparent 70%);mask-image:linear-gradient(0deg,rgba(0,0,0,.9),transparent 70%);pointer-events:none}
.arc-card{overflow:visible}
.arc-card .frame{position:absolute;inset:0;overflow:hidden}

.arc-info{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(28px,5vw,80px);align-items:end;margin-top:clamp(8px,2vw,24px)}
.arc-info .cat{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);margin-bottom:14px;display:flex;gap:14px;align-items:center}
.arc-info .cat i{font-style:normal;color:var(--stone-2);letter-spacing:.14em}
.arc-info h3{font-size:clamp(28px,3.1vw,44px);line-height:1.1;margin-bottom:14px}
.arc-info p.desc{color:var(--stone);font-size:16.5px;line-height:1.65;max-width:56ch}
.arc-info .roles{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.arc-info .roles span{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--stone);border:1px solid var(--line);padding:6px 10px}
.arc-info .acts{display:flex;gap:16px;flex-wrap:wrap}
.arc-info .fade{transition:opacity .45s var(--ease),transform .45s var(--ease)}
.arc-info.swap .fade{opacity:0;transform:translateY(8px)}
.arc-ctrl{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;margin-top:clamp(34px,4vw,54px);padding-top:22px;border-top:1px solid var(--line-2)}
.arc-count{font-family:var(--serif);font-size:15px;color:var(--stone);letter-spacing:.06em}
.arc-count b{color:var(--bone);font-weight:400}
.arc-ticks{display:flex;gap:10px;flex:1;margin:0 30px;max-width:420px}
.arc-ticks button{flex:1;height:22px;background:none;border:none;position:relative;padding:0}
.arc-ticks button::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--line);transition:background .4s,height .4s}
.arc-ticks button.on::before{background:var(--gold);height:2px;margin-top:-.5px}
.arc-arrows{display:flex;gap:10px}
.arc-arrows button{width:46px;height:46px;border:1px solid var(--line);background:none;color:var(--bone);font-size:16px;transition:border-color .3s,color .3s}
.arc-arrows button:hover{border-color:var(--gold);color:var(--gold-2)}
.arc-hint{font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--stone-2)}

/* mobile: native swipe with center snap and light depth */
.arc.is-touch{height:auto;perspective:1100px;cursor:auto;touch-action:auto}
.arc.is-touch .arc-stage{position:relative;inset:auto;display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;padding:10px 11vw 26px;scrollbar-width:none;transform-style:flat}
.arc.is-touch .arc-stage::-webkit-scrollbar{display:none}
.arc.is-touch .arc-card{position:relative;left:auto;top:auto;margin:0;flex:0 0 78vw;width:78vw;scroll-snap-align:center;
  transition:transform .35s var(--ease),opacity .35s var(--ease),border-color .4s}
.arc.is-touch .arc-card .reflect{display:none}
.arc.is-touch .arc-card .play-cue{display:flex}
.arc-card .play-cue{display:none;position:absolute;left:50%;top:50%;width:52px;height:52px;margin:-26px 0 0 -26px;border-radius:50%;
  border:1px solid rgba(242,238,230,.5);align-items:center;justify-content:center;background:rgba(11,11,14,.35);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.arc-card .play-cue svg{width:16px;height:16px;fill:var(--bone);margin-left:3px}
.arc-card.previewing .play-cue{opacity:0}

@media (max-width:900px){
  .arc-info{grid-template-columns:1fr;gap:18px}
  .arc-ticks{margin:0 16px}
  .arc-hint{display:none}
}

/* ---- disciplines ---- */
.disc-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ivory-line)}
.disc{padding:34px 26px 38px 0;border-right:1px solid var(--ivory-line);margin-right:26px;display:flex;flex-direction:column;gap:14px;transition:color .4s}
.disc:last-child{border-right:none;margin-right:0}
.disc .k{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:#9A7B36}
.disc h3{font-size:clamp(22px,2vw,28px);line-height:1.2}
.disc p{color:#57534C;font-size:15px;line-height:1.65}
.disc .go{margin-top:auto;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink);display:flex;gap:10px;align-items:center}
.disc:hover .go{color:#9A7B36}
@media (max-width:980px){.disc-grid{grid-template-columns:1fr 1fr}.disc{border-right:none;border-bottom:1px solid var(--ivory-line);margin-right:0;padding:28px 0}}
@media (max-width:560px){.disc-grid{grid-template-columns:1fr}}

/* ---- featured case study ---- */
.featcase{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(34px,6vw,90px);align-items:center}
.featcase-media{position:relative;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--line-2);cursor:pointer}
.featcase-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.featcase-media:hover img{transform:scale(1.035)}
.featcase-media .play-badge{opacity:1}
.featcase .steps{list-style:none;margin:26px 0 34px;border-top:1px solid var(--line-2)}
.featcase .steps li{padding:14px 0;border-bottom:1px solid var(--line-2);display:grid;grid-template-columns:44px 1fr;color:var(--stone);font-size:15.5px}
.featcase .steps li b{font-family:var(--serif);font-weight:340;color:var(--gold-2)}
@media (max-width:900px){.featcase{grid-template-columns:1fr}}

/* ---- the system behind the studio ---- */
.system{position:relative;overflow:hidden;border-top:1px solid var(--line-2)}
.system-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(34px,6vw,90px);align-items:center}
.system-visual{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line-2)}
.system-visual img{width:100%;height:100%;object-fit:cover;object-position:50% 30%;filter:saturate(.72) brightness(.8) contrast(1.05)}
.system-visual::after{content:"";position:absolute;inset:0;background:radial-gradient(90% 80% at 50% 40%,transparent 40%,rgba(11,11,14,.75))}
.system-visual figcaption{position:absolute;left:20px;bottom:16px;z-index:1;font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--stone)}
.ledger{margin:30px 0 34px;border-top:1px solid var(--line-2)}
.ledger div{display:flex;gap:18px;padding:12px 0;border-bottom:1px solid var(--line-2);font-size:14.5px;color:var(--stone)}
.ledger div::before{content:"";flex:0 0 5px;height:5px;margin-top:9px;background:var(--gold);transform:rotate(45deg)}
.ledger-k{font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--stone-2);margin-top:26px}
@media (max-width:900px){.system-grid{grid-template-columns:1fr}}

/* ---- /work grid ---- */
.film-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(28px,3.4vw,54px)}
.film-card{display:block;position:relative}
.film-card .ph{position:relative;aspect-ratio:16/9;overflow:hidden;background:#07070a;border:1px solid var(--line-2);transition:border-color .5s var(--ease)}
.film-card:hover .ph,.film-card:focus-within .ph{border-color:var(--gold-dim)}
.film-card .ph img,.film-card .ph video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.film-card .ph img{transition:transform 1.3s var(--ease),filter 1.2s;filter:saturate(.85)}
.film-card:hover .ph img{transform:scale(1.04);filter:saturate(1)}
.film-card .ph video{opacity:0;transition:opacity .7s}
.film-card .ph video.playing{opacity:1}
.film-card .ph .rt{position:absolute;right:16px;bottom:14px;font-size:11px;letter-spacing:.14em;color:var(--bone);z-index:1}
.film-card .meta{padding-top:22px}
.film-card .cat{font-size:10.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.film-card h2,.film-card h3{font-size:clamp(23px,2.1vw,30px);line-height:1.18;margin-bottom:10px}
.film-card p{color:var(--stone);font-size:15.5px;max-width:52ch}
.film-card .acts{display:flex;gap:26px;margin-top:18px;flex-wrap:wrap}
.film-card .hide{display:none}
@media (max-width:820px){.film-grid{grid-template-columns:1fr}}

/* ---- project (case study) pages ---- */
.proj-hero{position:relative;min-height:88svh;display:flex;align-items:flex-end;overflow:hidden;isolation:isolate}
.proj-hero .bg{position:absolute;inset:0;z-index:-2}
.proj-hero .bg img,.proj-hero .bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.85) brightness(.66)}
.proj-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(11,11,14,.97) 0%,rgba(11,11,14,.4) 48%,rgba(11,11,14,.55) 100%)}
.proj-hero .wrap{width:100%;padding-top:150px;padding-bottom:clamp(50px,6vw,84px)}
.proj-hero h1{font-size:clamp(40px,5.6vw,84px);line-height:1.04;max-width:16ch;margin:22px 0 22px}
.proj-hero .lede{max-width:54ch;margin-bottom:34px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts div{padding:20px 20px 20px 0}
.facts dt{font-size:10.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--stone-2);margin-bottom:6px}
.facts dd{font-family:var(--serif);font-size:18px;color:var(--bone);font-weight:340}
@media (max-width:760px){.facts{grid-template-columns:1fr 1fr}}
.cs{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(24px,5vw,80px);padding:clamp(40px,5vw,64px) 0;border-bottom:1px solid var(--line-2)}
.cs h2{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);font-family:var(--sans);font-weight:500}
.cs p{color:var(--stone);font-size:17.5px;line-height:1.75;max-width:66ch}
.cs p+p{margin-top:16px}
.cs ul.roles{display:flex;flex-wrap:wrap;gap:10px;list-style:none}
.cs ul.roles li{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--bone);border:1px solid var(--line);padding:8px 12px}
.cs ol{list-style:none;counter-reset:s;max-width:66ch}
.cs ol li{counter-increment:s;padding:14px 0;border-bottom:1px solid var(--line-2);color:var(--stone);display:grid;grid-template-columns:44px 1fr;font-size:16.5px}
.cs ol li::before{content:counter(s,upper-roman);font-family:var(--serif);color:var(--gold-2)}
@media (max-width:760px){.cs{grid-template-columns:1fr}}
.frames{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.frames img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line-2)}
@media (max-width:760px){.frames{grid-template-columns:1fr}}
.inline-film{position:relative;aspect-ratio:16/9;background:#000;border:1px solid var(--line-2);overflow:hidden;cursor:pointer}
.inline-film img{width:100%;height:100%;object-fit:cover;filter:brightness(.78)}
.inline-film video{position:absolute;inset:0;width:100%;height:100%;background:#000}
.inline-film .big-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:16px;
  font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--bone)}
.inline-film .big-play i{width:74px;height:74px;border-radius:50%;border:1px solid rgba(242,238,230,.6);display:flex;align-items:center;justify-content:center;background:rgba(11,11,14,.35);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .4s,border-color .4s}
.inline-film:hover .big-play i{background:var(--gold);border-color:var(--gold)}
.inline-film .big-play svg{width:20px;height:20px;fill:var(--bone);margin-left:4px}
.inline-film:hover .big-play svg{fill:var(--ink)}
.disclose{margin-top:18px;font-size:12.5px;color:var(--stone-2);line-height:1.65;max-width:90ch}

/* ---- film player (modal) ---- */
.wsp{position:fixed;inset:0;z-index:3000;background:rgba(5,5,7,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
.wsp.open{opacity:1;pointer-events:auto}
.wsp-inner{width:min(92vw,calc(82vh * 16 / 9));max-width:1500px}
.wsp video{width:100%;aspect-ratio:16/9;background:#000;display:block}
.wsp-bar{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-top:16px}
.wsp-bar .t{font-family:var(--serif);font-size:clamp(18px,2vw,24px)}
.wsp-bar .c{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--stone)}
.wsp-close{position:absolute;top:22px;right:26px;background:none;border:1px solid var(--line);color:var(--bone);font-size:11px;letter-spacing:.22em;text-transform:uppercase;padding:10px 16px}
.wsp-close:hover{border-color:var(--gold)}
.wsp-note{font-size:12px;color:var(--stone-2);margin-top:8px;max-width:100ch}

@media (prefers-reduced-motion:reduce){
  .feature::after{animation:none;display:none}
  .feature .line-in>span{transform:none;transition:none}
  .feature-media img,.feature-media video{transition:none;transform:none}
  .arc-card{transition:none}
}
html.capture .feature .line-in>span{transform:none;transition:none}
html.capture .feature::after{display:none}

/* hero: poster underlay so reduced-motion / no-autoplay still has a picture */
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.82) brightness(.6)}
.hero-media video{position:absolute;inset:0;opacity:0;transition:opacity .9s var(--ease)}
.hero-media video.playing{opacity:1}

/* films carry burned-in disclosure bars top and bottom — never overlay text on them */
.arc-card .arc-tag,.arc-card .rt{display:none}
.arc-card .shade{background:linear-gradient(0deg,rgba(7,7,10,.35),rgba(7,7,10,0) 30%)}
.system-visual{aspect-ratio:4/5}
.system-visual img{object-position:50% 35%}
@media (max-width:900px){.system-visual{aspect-ratio:16/10}}
.film-card .ph{display:block}
button.btn-text{background:none;border:0;border-bottom:1px solid transparent;border-radius:0;padding:0 0 4px;color:inherit;appearance:none;-webkit-appearance:none}
.film-card .btn-text,.featcase .btn-text{color:var(--gold)}

/* system teaser: the real Samwise Company Command, two views */
.system-grid{align-items:center}
.system-stack{position:relative;padding:0 0 22% 0;margin:0}
.system-stack img{display:block;height:auto;border:1px solid var(--line);box-shadow:0 40px 80px -30px rgba(0,0,0,.85)}
.system-stack .s-main{width:88%;position:relative;z-index:1}
.system-stack .s-alt{position:absolute;right:0;bottom:0;width:62%;z-index:2;border-color:rgba(200,164,93,.35)}
.system-stack figcaption{position:absolute;left:0;bottom:4px;font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--stone-2)}
@media (max-width:900px){.system-stack{padding-bottom:26%}}
.system-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}
.system-stack figcaption{position:static;margin-bottom:16px}
.system-stack{padding-bottom:24%}
.system-stack .s-alt{bottom:0}
@media (max-width:900px){.system-grid{grid-template-columns:1fr}}

/* system teaser v3: Samwise's head + two Company Command views */
.system-trio{margin:0}
.system-trio figcaption{font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--stone-2);margin-bottom:16px}
.trio{display:grid;grid-template-columns:.8fr 1fr;grid-template-rows:auto auto;gap:14px}
.trio img{display:block;width:100%;height:100%;object-fit:cover;border:1px solid var(--line);box-shadow:0 40px 80px -34px rgba(0,0,0,.85)}
.trio .t-head{grid-row:1 / span 2;object-position:50% 30%;border-color:rgba(200,164,93,.35)}
.trio .t-a,.trio .t-b{aspect-ratio:16/11}
@media (max-width:900px){
  .trio{grid-template-columns:1fr 1fr}
  .trio .t-head{grid-row:auto;grid-column:1 / span 2;aspect-ratio:16/9}
}