/* ==========================================================================
   Aerial studio design system
   Dark, cinematic, typography-led. Built for video-first layouts.
   ========================================================================== */

:root{
  --black:#08090b;
  --ink:#0d0f12;
  --panel:#12151a;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --paper:#f6f5f3;
  --text:#b8bcc4;
  --text-dim:#7d838e;
  --gold:#c9a24a;
  --gold-soft:rgba(201,162,74,.14);
  --ice:#7fb6c9;

  --display:'Instrument Serif', Georgia, serif;
  --sans:'Inter', system-ui, -apple-system, sans-serif;

  --pad:clamp(1.25rem, 5vw, 5rem);
  --maxw:1380px;
  --ease:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }

body{
  margin:0; background:var(--black); color:var(--text);
  font-family:var(--sans); font-size:16px; line-height:1.65;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}

h1,h2,h3,h4{margin:0; color:var(--paper); font-weight:400; letter-spacing:-.02em}
h1,h2{font-family:var(--display); line-height:1.02}
h3,h4{font-family:var(--sans); font-weight:600; letter-spacing:-.01em}
p{margin:0}
a{color:inherit; text-decoration:none}
img,video{display:block; max-width:100%}
button{font:inherit; color:inherit; background:none; border:0; cursor:pointer}

.wrap{max-width:var(--maxw); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad)}
.section{padding:clamp(4.5rem,10vw,9rem) 0}
.eyebrow{
  font-size:11px; font-weight:600; letter-spacing:.22em; text-transform:uppercase;
  color:var(--gold);
}
.lede{font-size:clamp(1.05rem,1.6vw,1.3rem); line-height:1.6; color:var(--text); max-width:62ch}
.dim{color:var(--text-dim)}

/* film grain + vignette ---------------------------------------------------- */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:3; opacity:.16;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}
.vignette{
  position:fixed; inset:0; pointer-events:none; z-index:2;
  background:radial-gradient(120% 90% at 50% 45%, transparent 55%, rgba(0,0,0,.55) 100%);
}

/* nav ---------------------------------------------------------------------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between; gap:2rem;
  padding:1.15rem var(--pad);
  transition:background .5s var(--ease), backdrop-filter .5s var(--ease), border-color .5s;
  border-bottom:1px solid transparent;
}
.nav.solid{background:rgba(8,9,11,.82); backdrop-filter:blur(18px) saturate(140%); border-bottom-color:var(--line-soft)}
.brand{display:flex; align-items:baseline; gap:.55rem; color:var(--paper)}
.brand-mark{font-family:var(--display); font-size:1.35rem; letter-spacing:-.01em}
.brand-sub{font-size:9.5px; letter-spacing:.24em; text-transform:uppercase; color:var(--text-dim)}
.nav-links{display:flex; align-items:center; gap:2rem}
.nav-links a{
  font-size:13px; letter-spacing:.02em; color:var(--text); position:relative; padding:.2rem 0;
  transition:color .3s;
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--gold); transition:right .45s var(--ease);
}
.nav-links a:hover{color:var(--paper)}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{right:0}
.nav-links a[aria-current="page"]{color:var(--paper)}
.nav-cta{
  border:1px solid var(--line); border-radius:100px; padding:.55rem 1.15rem;
  font-size:12.5px; letter-spacing:.06em; text-transform:uppercase; color:var(--paper);
  transition:background .35s, border-color .35s;
}
.nav-cta:hover{background:var(--gold); border-color:var(--gold); color:var(--black)}
.burger{display:none; width:38px; height:38px; align-items:center; justify-content:center}
.burger span{display:block; width:20px; height:1.5px; background:var(--paper); position:relative}
.burger span::before,.burger span::after{content:""; position:absolute; left:0; width:20px; height:1.5px; background:var(--paper)}
.burger span::before{top:-6px} .burger span::after{top:6px}

@media (max-width:900px){
  .nav-links{
    position:fixed; inset:0; background:rgba(8,9,11,.97); backdrop-filter:blur(20px);
    flex-direction:column; justify-content:center; gap:1.5rem;
    transform:translateY(-100%); transition:transform .55s var(--ease);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{font-size:1.35rem; font-family:var(--display)}
  .burger{display:flex; z-index:60}
  .nav-cta{display:none}
}

/* hero --------------------------------------------------------------------- */
.hero{position:relative; min-height:100svh; display:flex; align-items:flex-end; overflow:hidden}
.hero-media{position:absolute; inset:0; z-index:0}
.hero-media img,.hero-media video,.hero-media iframe{
  width:100%; height:100%; object-fit:cover; border:0;
}
.hero-media::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(8,9,11,.62) 0%, rgba(8,9,11,.25) 42%, rgba(8,9,11,.94) 100%);
}
.hero-inner{position:relative; z-index:1; width:100%; padding-bottom:clamp(3rem,7vw,6rem)}
.hero h1{
  font-size:clamp(2.9rem, 8.4vw, 8rem); line-height:.94; color:#fff;
  text-wrap:balance;
}
.hero h1 .line{display:block; overflow:hidden}
.hero h1 .line > span{display:block; transform:translateY(105%); transition:transform 1.05s var(--ease)}
.js .hero.ready h1 .line > span{transform:translateY(0)}
.hero h1 .line:nth-child(2) > span{transition-delay:.09s}
.hero h1 .line:nth-child(3) > span{transition-delay:.18s}
.hero h1 em{font-style:normal; color:var(--gold)}
.hero-foot{
  margin-top:clamp(1.75rem,4vw,3rem); display:flex; flex-wrap:wrap; align-items:flex-end;
  justify-content:space-between; gap:2rem;
}
.hero-foot p{max-width:46ch; font-size:clamp(1rem,1.35vw,1.15rem)}
.scroll-cue{
  display:flex; align-items:center; gap:.7rem; font-size:11px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--text-dim);
}
.scroll-cue .rail{width:54px; height:1px; background:var(--line); position:relative; overflow:hidden}
.scroll-cue .rail::after{
  content:""; position:absolute; inset:0; background:var(--gold);
  transform:translateX(-100%); animation:rail 2.6s var(--ease) infinite;
}
@keyframes rail{0%{transform:translateX(-100%)}55%{transform:translateX(0)}100%{transform:translateX(100%)}}

/* reveal ------------------------------------------------------------------- */
.js .rv{opacity:0; transform:translateY(26px); transition:opacity .9s var(--ease), transform .9s 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}
@media (prefers-reduced-motion: reduce){
  .js .rv{opacity:1 !important; transform:none !important}
  .js .hero h1 .line > span{transform:none}
}

/* stat / meta rail --------------------------------------------------------- */
.rail-row{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:1px;
  background:var(--line-soft); border-block:1px solid var(--line-soft);
}
.rail-row > div{background:var(--black); padding:1.6rem 1.4rem}
.rail-row .k{font-family:var(--display); font-size:2rem; color:var(--paper); line-height:1}
.rail-row .v{margin-top:.4rem; font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--text-dim)}

/* split ------------------------------------------------------------------- */
.split{display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,6vw,6rem); align-items:center}
.split.narrow{grid-template-columns:.85fr 1.15fr}
@media (max-width:900px){ .split,.split.narrow{grid-template-columns:1fr} }

/* section heading ---------------------------------------------------------- */
.sec-head{display:flex; justify-content:space-between; align-items:flex-end; gap:2rem; flex-wrap:wrap; margin-bottom:clamp(2rem,4vw,3.5rem)}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.6rem)}

/* cards -------------------------------------------------------------------- */
.grid-3{display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:1.5rem}
.card{
  border:1px solid var(--line-soft); border-radius:2px; padding:2rem 1.75rem;
  background:linear-gradient(180deg, rgba(255,255,255,.022), transparent);
  transition:border-color .45s, transform .55s var(--ease), background .45s;
}
.card:hover{border-color:rgba(201,162,74,.4); transform:translateY(-4px)}
.card .n{font-family:var(--display); font-size:1.1rem; color:var(--gold); opacity:.75}
.card h3{margin:1.1rem 0 .6rem; font-size:1.18rem}
.card p{font-size:14.5px; color:var(--text-dim); line-height:1.62}

/* vertical cards with media ------------------------------------------------ */
.vcards{display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:1.25rem}
.vcard{position:relative; overflow:hidden; border-radius:2px; min-height:400px; display:flex; align-items:flex-end; border:1px solid var(--line-soft)}
.vcard .bg{position:absolute; inset:0; z-index:0; transition:transform 1.2s var(--ease)}
.vcard .bg img,.vcard .bg .ph{width:100%; height:100%; object-fit:cover}
.vcard:hover .bg{transform:scale(1.05)}
.vcard::after{content:""; position:absolute; inset:0; z-index:1; background:linear-gradient(180deg,transparent 30%, rgba(8,9,11,.92) 100%)}
.vcard .body{position:relative; z-index:2; padding:1.75rem}
.vcard h3{font-family:var(--display); font-weight:400; font-size:1.75rem; color:#fff}
.vcard p{margin-top:.5rem; font-size:14px; color:var(--text)}
.vcard .go{margin-top:1.1rem; display:inline-flex; align-items:center; gap:.5rem; font-size:12px; letter-spacing:.16em; text-transform:uppercase; color:var(--gold)}
.vcard .go svg{transition:transform .4s var(--ease)}
.vcard:hover .go svg{transform:translateX(5px)}

/* media placeholder -------------------------------------------------------- */
.ph{
  position:relative; width:100%; aspect-ratio:16/9; border:1px dashed rgba(201,162,74,.32);
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.014) 0 12px, transparent 12px 24px),
    var(--panel);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.5rem;
  color:var(--text-dim); text-align:center; padding:1.5rem;
}
.ph .tag{font-size:10.5px; letter-spacing:.22em; text-transform:uppercase; color:var(--gold)}
.ph .name{font-family:var(--display); font-size:1.25rem; color:var(--paper)}
.ph .hint{font-size:12px; max-width:36ch; line-height:1.5}
.ph.tall{aspect-ratio:4/5}
.ph.square{aspect-ratio:1/1}
.ph.wide{aspect-ratio:21/9}

/* video frame -------------------------------------------------------------- */
.vframe{position:relative; overflow:hidden; border:1px solid var(--line-soft); background:var(--panel)}
.vframe iframe,.vframe video{width:100%; aspect-ratio:16/9; border:0; display:block}
.vframe .cap{display:flex; justify-content:space-between; gap:1rem; padding:.85rem 1rem; border-top:1px solid var(--line-soft); font-size:12px; color:var(--text-dim)}

/* colour grade slider ------------------------------------------------------ */
.grade{position:relative; width:100%; aspect-ratio:16/9; overflow:hidden; user-select:none; border:1px solid var(--line-soft); cursor:ew-resize; background:var(--panel)}
.grade .layer{position:absolute; inset:0}
.grade .layer img,.grade .layer .ph{width:100%; height:100%; object-fit:cover}
.grade .after{clip-path:inset(0 0 0 50%)}
.grade .handle{
  position:absolute; top:0; bottom:0; left:50%; width:2px; background:var(--gold); z-index:3;
  transform:translateX(-1px); pointer-events:none;
}
.grade .knob{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:46px; height:46px; border-radius:50%; border:1.5px solid var(--gold);
  background:rgba(8,9,11,.72); backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center; gap:3px;
}
.grade .knob i{display:block; width:0; height:0; border-block:4px solid transparent}
.grade .knob i:first-child{border-right:6px solid var(--gold)}
.grade .knob i:last-child{border-left:6px solid var(--gold)}
.grade .lbl{
  position:absolute; bottom:14px; z-index:4; font-size:10.5px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--paper); background:rgba(8,9,11,.6);
  padding:.3rem .6rem; backdrop-filter:blur(6px);
}
.grade .lbl.l{left:14px} .grade .lbl.r{right:14px}

/* shot library (horizontal scroll) ----------------------------------------- */
.shots{display:flex; gap:1.25rem; overflow-x:auto; padding-bottom:1.5rem; scroll-snap-type:x mandatory; scrollbar-width:thin}
.shots::-webkit-scrollbar{height:2px}
.shots::-webkit-scrollbar-thumb{background:var(--line)}
.shot{flex:0 0 clamp(260px,30vw,360px); scroll-snap-align:start}
.shot .art{position:relative; aspect-ratio:4/3; border:1px solid var(--line-soft); background:var(--panel); overflow:hidden}
.shot .art svg{position:absolute; inset:0; width:100%; height:100%}
.shot h4{margin-top:1rem; font-size:1rem; color:var(--paper)}
.shot p{margin-top:.35rem; font-size:13.5px; color:var(--text-dim); line-height:1.55}
.shot .use{margin-top:.6rem; font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--gold); opacity:.85}

/* sticky process ----------------------------------------------------------- */
.proc{display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,6vw,5rem); align-items:start}
.proc-sticky{position:sticky; top:22vh}
.proc-steps{display:flex; flex-direction:column; gap:clamp(3rem,9vw,7rem)}
.proc-step{border-left:1px solid var(--line-soft); padding-left:1.75rem; position:relative}
.proc-step::before{content:""; position:absolute; left:-3px; top:.55rem; width:5px; height:5px; border-radius:50%; background:var(--gold); opacity:.35; transition:opacity .5s, transform .5s}
.proc-step.on::before{opacity:1; transform:scale(1.5)}
.proc-step .n{font-size:11px; letter-spacing:.2em; color:var(--gold)}
.proc-step h3{margin:.7rem 0 .7rem; font-family:var(--display); font-weight:400; font-size:clamp(1.5rem,2.6vw,2.15rem); color:var(--paper)}
.proc-step p{font-size:15px; line-height:1.68}
@media (max-width:900px){ .proc{grid-template-columns:1fr} .proc-sticky{position:relative; top:0} }

/* gallery ------------------------------------------------------------------ */
.masonry{columns:3; column-gap:1.1rem}
.masonry > *{break-inside:avoid; margin-bottom:1.1rem}
@media (max-width:1000px){.masonry{columns:2}}
@media (max-width:620px){.masonry{columns:1}}

/* marquee ------------------------------------------------------------------ */
.marquee{overflow:hidden; border-block:1px solid var(--line-soft); padding:1.15rem 0}
.marquee-track{display:flex; gap:3.5rem; width:max-content; animation:slide 42s linear infinite}
.marquee span{font-family:var(--display); font-size:clamp(1.1rem,2vw,1.6rem); color:var(--text-dim); white-space:nowrap}
.marquee span::after{content:"·"; margin-left:3.5rem; color:var(--gold)}
@keyframes slide{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.marquee-track{animation:none}}

/* faq ---------------------------------------------------------------------- */
.faq{border-top:1px solid var(--line-soft)}
.qa{border-bottom:1px solid var(--line-soft)}
.qa summary{
  list-style:none; cursor:pointer; padding:1.4rem 0; display:flex; justify-content:space-between;
  gap:2rem; align-items:center; color:var(--paper); font-size:1.05rem;
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+"; color:var(--gold); font-size:1.3rem; transition:transform .4s var(--ease)}
.qa[open] summary::after{transform:rotate(45deg)}
.qa p{padding:0 0 1.5rem; max-width:70ch; font-size:15px}

/* cta ---------------------------------------------------------------------- */
.cta{position:relative; overflow:hidden; border:1px solid var(--line-soft); padding:clamp(2.5rem,7vw,5.5rem); text-align:center}
.cta::before{content:""; position:absolute; inset:0; background:radial-gradient(70% 120% at 50% 120%, var(--gold-soft), transparent 65%)}
.cta > *{position:relative}
.cta h2{font-size:clamp(2rem,5vw,4rem)}
.btn{
  display:inline-flex; align-items:center; gap:.7rem; padding:1rem 2rem; border-radius:100px;
  background:var(--gold); color:var(--black); font-size:13px; font-weight:600;
  letter-spacing:.1em; text-transform:uppercase; transition:transform .4s var(--ease), background .3s;
}
.btn:hover{transform:translateY(-2px); background:#dbb45f}
.btn.ghost{background:transparent; color:var(--paper); border:1px solid var(--line)}
.btn.ghost:hover{background:rgba(255,255,255,.05)}

/* form --------------------------------------------------------------------- */
.form{display:grid; gap:1.15rem}
.field label{display:block; font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-dim); margin-bottom:.55rem}
.field input,.field select,.field textarea{
  width:100%; background:var(--panel); border:1px solid var(--line-soft); color:var(--paper);
  padding:.9rem 1rem; font-family:inherit; font-size:15px; border-radius:2px;
  transition:border-color .3s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none; border-color:var(--gold)}
.two{display:grid; grid-template-columns:1fr 1fr; gap:1.15rem}
@media (max-width:620px){.two{grid-template-columns:1fr}}
.status{font-size:14px; padding:.85rem 1rem; border-radius:2px; display:none}
.status.show{display:block}
.status.ok{background:rgba(80,180,120,.12); color:#7fd6a4; border:1px solid rgba(80,180,120,.3)}
.status.err{background:rgba(220,80,80,.12); color:#e88; border:1px solid rgba(220,80,80,.3)}

/* footer ------------------------------------------------------------------- */
.foot{border-top:1px solid var(--line-soft); padding:clamp(3rem,6vw,5rem) 0 2.5rem}
.foot-top{display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:2.5rem}
@media (max-width:800px){.foot-top{grid-template-columns:1fr}}
.foot h4{font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--text-dim); margin-bottom:1rem}
.foot ul{list-style:none; margin:0; padding:0; display:grid; gap:.6rem}
.foot a{font-size:14.5px; color:var(--text); transition:color .3s}
.foot a:hover{color:var(--gold)}
.foot-bot{margin-top:3rem; padding-top:1.5rem; border-top:1px solid var(--line-soft); display:flex; justify-content:space-between; gap:1.5rem; flex-wrap:wrap; font-size:12.5px; color:var(--text-dim)}

/* lightbox ----------------------------------------------------------------- */
.lb{position:fixed; inset:0; z-index:80; background:rgba(6,7,9,.96); backdrop-filter:blur(8px); display:none; align-items:center; justify-content:center; padding:4vw}
.lb.open{display:flex}
.lb img{max-width:100%; max-height:88vh; object-fit:contain}
.lb .x{position:absolute; top:2rem; right:2rem; font-size:2rem; color:var(--paper)}

/* hero placeholder: a composed backdrop, not a labelled box ----------------- */
.ph-hero{
  position:absolute; inset:0;
  background:
    radial-gradient(120% 80% at 78% 18%, rgba(201,162,74,.16), transparent 58%),
    radial-gradient(90% 70% at 12% 88%, rgba(127,182,201,.10), transparent 60%),
    repeating-linear-gradient(115deg, rgba(255,255,255,.020) 0 2px, transparent 2px 46px),
    linear-gradient(160deg, #10131a 0%, #08090b 60%);
}
.ph-hero::after{
  content:""; position:absolute; inset:0;
  background:radial-gradient(closest-side at 76% 26%, rgba(255,255,255,.05), transparent 70%);
}
.ph-hero-note{
  position:absolute; right:var(--pad); top:calc(50% - 2rem); z-index:2;
  max-width:22rem; text-align:right; display:flex; flex-direction:column; gap:.4rem;
  opacity:.5;
}
.ph-hero-note .tag{font-size:10px; letter-spacing:.22em; text-transform:uppercase; color:var(--gold)}
.ph-hero-note .hint{font-size:12px; line-height:1.5; color:var(--text-dim)}
@media (max-width:900px){ .ph-hero-note{display:none} }