/* RK Films — Roman Kantsir. Dark cinematic, imagery-first.
   Design contract: ../stil-vizual.md (palette, type, motion, components). */

:root{
  --bg:#0A0A0A;
  --surface:#161616;
  --fg:#F2F0EB;
  --muted:#9A9791;
  --amber:#E8A33D;
  --hair:rgba(255,255,255,.10);
  --gutter:clamp(22px,4.5vw,60px);
  --maxw:1340px;
  --display:"Archivo",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --serif:"Instrument Serif",Georgia,serif;
}

/* ---------- self-hosted fonts (fetched by _tools/fetch-fonts.py) ----------
   No third-party font request: no IP transfer to Google (GDPR) and one less
   cross-origin fetch for speed. Archivo is a variable font, so a single file per
   subset covers weights 400–600. */
@font-face{font-family:"Archivo";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../fonts/archivo-var-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Archivo";font-style:normal;font-weight:100 900;font-display:swap;
  src:url("../fonts/archivo-var-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/ibm-plex-mono-400-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/ibm-plex-mono-400-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;
  src:url("../fonts/ibm-plex-mono-500-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;
  src:url("../fonts/ibm-plex-mono-500-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Serif";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/instrument-serif-400-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Instrument Serif";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/instrument-serif-400-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Instrument Serif";font-style:italic;font-weight:400;font-display:swap;
  src:url("../fonts/instrument-serif-400-italic-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Instrument Serif";font-style:italic;font-weight:400;font-display:swap;
  src:url("../fonts/instrument-serif-400-italic-latin-ext.woff2") format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--fg);
  font-family:var(--display);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--amber);color:#0A0A0A}
:focus-visible{outline:1px solid var(--amber);outline-offset:3px}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

.container{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}

/* ---------- typography ---------- */
h1,h2,h3{font-weight:500;line-height:1.05;letter-spacing:.02em}
.kicker{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);
}
.kicker--amber{color:var(--amber)}
.display{
  font-size:clamp(38px,7vw,96px);text-transform:uppercase;letter-spacing:.06em;font-weight:500;
}
.section-title{
  font-size:clamp(22px,3vw,34px);text-transform:uppercase;letter-spacing:.1em;font-weight:500;
}
.lede{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:62ch}
.pull{
  font-family:var(--serif);font-style:italic;font-weight:400;
  font-size:clamp(24px,3.4vw,44px);line-height:1.25;letter-spacing:.01em;
}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:18px var(--gutter);
  transition:background .4s ease, box-shadow .4s ease, padding .4s ease;
}
.nav.is-scrolled{background:rgba(10,10,10,.82);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--hair);padding-block:12px}
.nav__brand{display:flex;align-items:baseline;gap:14px;min-width:0}
.monogram{
  font-family:var(--mono);font-weight:500;font-size:15px;letter-spacing:.16em;
  border:1px solid var(--hair);padding:6px 9px 5px;line-height:1;
}
.nav__name{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--fg);
  white-space:nowrap;
}
.nav__links{display:flex;gap:clamp(14px,2.4vw,34px);align-items:center}
.nav__links a{
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  transition:color .3s ease;padding:6px 0;
}
.nav__links a:hover,.nav__links a[aria-current="page"]{color:var(--fg)}
.nav__toggle{display:none;font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase}
@media (max-width:880px){
  /* the toggle and brand must sit ABOVE the full-screen menu overlay, otherwise
     the overlay swallows the close action */
  .nav__toggle{display:block;position:relative;z-index:3;padding:8px 0;min-width:44px;text-align:right}
  .nav__brand{position:relative;z-index:3}
  .nav__name{display:none}
  .nav__links{
    position:fixed;inset:0;z-index:2;background:rgba(10,10,10,.98);
    flex-direction:column;justify-content:center;gap:26px;
    padding:96px var(--gutter) 48px;overflow-y:auto;
    transform:translateY(-100%);transition:transform .45s ease;
  }
  .nav__links a{font-size:20px;letter-spacing:.12em;padding:10px 0}
  .nav.is-open .nav__links{transform:none}
  body.nav-open{overflow:hidden}
}

/* ---------- hero (2.39:1 letterboxed showreel) ---------- */
.hero{padding-top:0}
.hero__frame{
  position:relative;overflow:hidden;background:#000;
  aspect-ratio:2.39/1;max-height:86vh;width:100%;
}
.hero__frame img,.hero__frame video{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transform:scale(1.06);transition:transform 2.4s ease-out;
}
.hero__frame.is-open img,.hero__frame.is-open video{transform:scale(1)}
.hero__bar{position:absolute;left:0;right:0;background:#000;height:22%;transition:height .5s ease;z-index:2}
.hero__bar--top{top:0}
.hero__bar--bottom{bottom:0}
.hero__frame.is-open .hero__bar{height:0}
.hero__play{
  position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;gap:16px;
  align-items:center;justify-content:center;
}
.hero__play-circle{
  width:92px;height:92px;border:1px solid rgba(255,255,255,.5);border-radius:50%;
  display:grid;place-items:center;transition:border-color .3s ease,background .3s ease,transform .3s ease;
}
.hero__play-circle svg{width:26px;height:26px;fill:var(--fg);margin-left:4px}
.hero__play:hover .hero__play-circle{border-color:var(--amber);background:rgba(232,163,61,.12);transform:scale(1.04)}
.hero__play-label{font-family:var(--mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--fg)}
.hero__caption{padding:clamp(26px,4vw,54px) var(--gutter) clamp(20px,3vw,40px)}
.hero__role{
  font-family:var(--mono);font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  margin-top:10px;
}

/* ---------- credentials strip ---------- */
/* A native <ul> (see tools/use-real-lists.py): the user-agent margin and list
   markers have to be cleared explicitly. */
.creds{
  display:flex;flex-wrap:wrap;gap:12px 34px;align-items:center;
  border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);
  padding:18px var(--gutter);margin:0;list-style:none;
}
.creds span{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}
.creds span::before{content:"○";color:var(--amber);margin-right:10px;font-size:10px}

/* ---------- sections ---------- */
/* NOTE: only block padding here. A `padding` shorthand would zero the horizontal
   padding of .container on elements that carry both classes (same specificity,
   later in the file) — which glued text to the viewport edge below ~1340px. */
.section{padding-block:clamp(56px,8vw,120px)}
.section--surface{background:var(--surface)}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:24px;margin-bottom:clamp(26px,4vw,52px)}
.link-arrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  transition:color .3s ease;white-space:nowrap;
}
.link-arrow::after{content:"→";margin-left:10px;transition:margin-left .3s ease}
.link-arrow:hover{color:var(--amber)}
.link-arrow:hover::after{margin-left:16px}

/* ---------- work / still grid ---------- */
.grid{display:grid;gap:clamp(16px,2.4vw,34px)}
/* grid items default to min-width:auto, so nowrap content can push a tile past its
   track and eat the container padding — clamp it and let captions wrap instead */
.grid>*{min-width:0}
.tile__cap,.tile figcaption{flex-wrap:wrap}
.grid--featured{grid-template-columns:repeat(12,1fr)}
.tile{position:relative;display:block;overflow:hidden}
.tile .tile__img{display:block;overflow:hidden;background:var(--surface)}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease-out}
.tile:hover img{transform:scale(1.03)}
.tile figcaption,.tile__cap{margin-top:12px;display:flex;justify-content:space-between;gap:16px;align-items:baseline}
.tile__title{font-size:14px;letter-spacing:.08em;text-transform:uppercase}
.tile__meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--muted);white-space:nowrap}
.col-7{grid-column:span 7}.col-5{grid-column:span 5}
.col-6{grid-column:span 6}.col-4{grid-column:span 4}.col-8{grid-column:span 8}
.col-3{grid-column:span 3}
.col-12{grid-column:span 12}
.ar-239{aspect-ratio:2.39/1}.ar-169{aspect-ratio:16/9}.ar-45{aspect-ratio:4/5}.ar-32{aspect-ratio:3/2}.ar-11{aspect-ratio:1/1}
@media (max-width:1100px){.col-3{grid-column:span 6}}
@media (max-width:880px){
  /* one column on phones: an 11-gap 12-column grid cannot fit a 320px container
     (the gaps alone exceed it, pushing tiles past the padding) */
  .grid--featured{grid-template-columns:1fr;gap:26px}
  .col-7,.col-5,.col-6,.col-4,.col-8,.col-3{grid-column:auto}
}

/* ---------- credits list (filmography) ---------- */
.credits{list-style:none}
.credits li{border-top:1px solid var(--hair)}
.credits li:last-child{border-bottom:1px solid var(--hair)}
.credit-row{
  display:grid;grid-template-columns:200px 1fr auto;gap:clamp(18px,3vw,44px);align-items:center;
  padding:22px 0;
}
.credit-row__thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface)}
.credit-row__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease-out;filter:brightness(.92)}
.credit-row:hover .credit-row__thumb img{transform:scale(1.04)}
.credit-row__title{font-size:clamp(18px,2.2vw,26px);letter-spacing:.06em;text-transform:uppercase}
.credit-row__meta{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);margin-top:8px;line-height:1.9}
.credit-row__meta b{color:#C9C5BE;font-weight:500}
.credit-row__action{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.credit-row:hover .credit-row__action{color:var(--amber)}
.badge{
  display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--amber);border:1px solid rgba(232,163,61,.4);padding:4px 9px;margin-top:10px;
}
.badge::before{content:"○";margin-right:8px;font-size:9px}
@media (max-width:880px){
  .credit-row{grid-template-columns:1fr;gap:14px}
  .credit-row__thumb{max-width:320px}
}

/* ---------- commercials grid ---------- */
.brandgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2vw,28px)}
@media (max-width:1100px){.brandgrid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.brandgrid{grid-template-columns:repeat(2,1fr)}}
.brandcard{display:block}
.brandcard__img{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--surface);position:relative}
.brandcard__img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease-out;filter:brightness(.9)}
.brandcard:hover .brandcard__img img{transform:scale(1.04);filter:brightness(1)}
.brandcard__play{
  position:absolute;inset:auto 10px 10px auto;width:34px;height:34px;border:1px solid rgba(255,255,255,.5);
  border-radius:50%;display:grid;place-items:center;opacity:0;transition:opacity .3s ease;
}
.brandcard__play svg{width:11px;height:11px;fill:var(--fg);margin-left:2px}
.brandcard:hover .brandcard__play{opacity:1}
.brandcard__name{margin-top:10px;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.brandcard__spot{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.06em;margin-top:3px}

/* ---------- photography gallery (masonry) ---------- */
.gallery{columns:3;column-gap:clamp(12px,1.8vw,24px)}
@media (max-width:1000px){.gallery{columns:2}}
@media (max-width:640px){.gallery{columns:1}}
/* Multi-column balancing otherwise makes the browser resolve every image up front.
   Skipping off-screen figures keeps the first paint (and LCP) fast; the placeholder
   size keeps layout stable because the images carry width/height. */
.gallery figure{break-inside:avoid;margin:0 0 clamp(12px,1.8vw,24px);overflow:hidden;background:var(--surface);
  content-visibility:auto;contain-intrinsic-size:auto 420px}
.gallery img{width:100%;transition:transform .6s ease-out}
.gallery figure:hover img{transform:scale(1.03)}

/* ---------- prose / about / contact ---------- */
.prose{max-width:68ch;color:#D8D4CD}
.prose p{margin-bottom:1.15em}
.prose strong{color:var(--fg);font-weight:500}
.two-col{display:grid;grid-template-columns:minmax(260px,420px) 1fr;gap:clamp(28px,5vw,80px);align-items:start}
@media (max-width:880px){.two-col{grid-template-columns:1fr}}
.portrait{overflow:hidden;background:var(--surface)}
.portrait img{width:100%;filter:brightness(.95) saturate(.92)}
.factlist{list-style:none;font-family:var(--mono);font-size:12.5px;line-height:2.1;color:var(--muted)}
.factlist b{color:#C9C5BE;font-weight:500}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,80px)}
@media (max-width:880px){.contact-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.field input,.field textarea{
  background:transparent;border:1px solid var(--hair);color:var(--fg);
  padding:12px 14px;font:inherit;border-radius:0;
}
.field input:focus,.field textarea:focus{outline:1px solid var(--amber);border-color:transparent}

/* ---------- CTA ---------- */
.cta{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  border-top:1px solid var(--hair);padding-top:clamp(26px,4vw,44px);
}
.cta__line{font-size:clamp(20px,2.6vw,30px);letter-spacing:.04em}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--hair);padding:clamp(30px,4vw,56px) 0 40px;margin-top:clamp(40px,6vw,90px)}
.footer__grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--muted);line-height:2.1}
@media (max-width:880px){.footer__grid{grid-template-columns:1fr}}
.footer__grid a:hover{color:var(--amber)}
.footer__legal{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--hair);margin-top:30px;padding-top:22px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* ---------- lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(6,6,6,.94);display:grid;place-items:center;padding:clamp(14px,3vw,48px)}
.lightbox[hidden]{display:none}
.lightbox__frame{width:min(1180px,100%);aspect-ratio:16/9;background:#000;position:relative}
.lightbox__frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lightbox__frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#000}
.lightbox__close{
  position:absolute;top:18px;right:22px;font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg);
}
.lightbox__close:hover{color:var(--amber)}
.lightbox__caption{margin-top:14px;font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-align:center}

/* ---------- reveal (progressive enhancement: content visible without JS) ---------- */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease-out,transform .7s ease-out}
.js .reveal.is-visible{opacity:1;transform:none}
@media print{.js .reveal{opacity:1!important;transform:none!important}}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}}

/* ---------- group headings (film / commercials / photography) ---------- */
.h2-group{
  font-size:clamp(20px,2.7vw,31px);text-transform:uppercase;letter-spacing:.08em;
  font-weight:500;color:var(--fg);
}
.h2-group::after{content:"";display:block;width:clamp(30px,4vw,54px);height:2px;background:var(--amber);margin-top:12px}

/* ---------- tag chips (services / photography types) ---------- */
/* A native <ul> (see tools/use-real-lists.py), so the user-agent's block margin
   and 40px inline padding are cleared here. */
.taglist{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 0;padding:0;list-style:none}
.tag{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--fg);border:1px solid var(--hair);padding:7px 12px;
  transition:border-color .3s ease,color .3s ease;
}
a.tag:hover{border-color:var(--amber);color:var(--amber)}

/* ---------- FAQ / answer blocks (human answers + AI citability) ---------- */
.faq{border-top:1px solid var(--hair);margin-top:clamp(26px,4vw,46px)}
.faq details{border-bottom:1px solid var(--hair);padding:18px 0}
.faq summary{
  cursor:pointer;font-size:clamp(16px,1.7vw,19px);list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:baseline;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--amber);font-family:var(--mono);font-size:19px}
.faq details[open] summary::after{content:"–"}
.faq p{margin-top:12px;color:var(--muted);max-width:74ch;font-size:15.5px}

/* ---------- helpers ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.measure{max-width:74ch}