/* ============================================================
   AhaSlides - Movie Night quiz / Викторина «Киновечер» (EN + RU)
   Brand tokens per AhaSlides brand system, with the accent
   colour overridden to pink #E6005C for CTAs and headings.
   ============================================================ */

:root{
  /* Accent (client override: pink instead of brand purple) */
  --accent:        #e6005c;
  --accent-hover:  #ff2e7e;   /* lightens on hover, per AhaSlides convention */
  --accent-active: #b80049;
  --accent-soft:   #fff2f7;
  --accent-ring:   rgba(230,0,92,.28);

  /* Foreground */
  --fg-heading:   #11011f;
  --fg-base:      #1a1a2e;
  --fg-secondary: #6b6b6b;
  --fg-muted:     #8a8a8a;
  --fg-border:    #d4d4d4;
  --fg-inverse:   #ffffff;

  /* Purple retained as a small supporting accent */
  --purple:       #6a1ebb;

  /* Cinema panel */
  --film-bg:      #14090f;
  --film-bg-2:    #1e0f18;
  --film-line:    #3a2430;
  --film-gold:    #f0c674;

  --bg-base:      #ffffff;

  --radius-button: 8px;
  --radius-card:   12px;
  --radius-card-lg:16px;

  --max-width: 1280px;
  --measure:   768px;
}

*,*::before,*::after{box-sizing:border-box}

[hidden]{display:none !important}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }

body{
  margin:0;
  font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;line-height:1.5;font-weight:400;
  color:var(--fg-base);background:var(--bg-base);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{color:var(--accent);margin:0 0 1rem;font-weight:600}
h1{font-size:48px;line-height:1.29;font-weight:700}
h2{font-size:40px;line-height:1.25}
h3{font-size:24px;line-height:1.3}
h4{font-size:20px}
p{margin:0 0 1rem}
a{color:var(--accent);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent-hover)}
img{max-width:100%;display:block}

.wrap{max-width:var(--max-width);margin:0 auto;padding:0 2rem}
.wrap-narrow{max-width:820px;margin:0 auto;padding:0 2rem}
.measure{max-width:var(--measure)}
.lead{font-size:18px;line-height:1.61;color:var(--fg-secondary)}
.section{padding:4rem 0}
.section--tight{padding:3rem 0}
.section--soft{background:var(--accent-soft)}
.meta{font-size:14px;color:var(--fg-muted);margin:0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;border:0;border-radius:var(--radius-button);
  font-family:inherit;font-size:16px;font-weight:500;line-height:16px;
  padding:12px 20px;cursor:pointer;text-align:center;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn.is-primary{background:var(--accent);color:#fff}
.btn.is-primary:hover{background:var(--accent-hover);color:#fff}
.btn.is-primary:active{background:var(--accent-active)}
.btn.is-secondary{background:#fff;color:var(--fg-base);border:1px solid var(--fg-border)}
.btn.is-secondary:hover{background:var(--accent-soft);color:var(--fg-base)}
.btn.is-invert{background:#fff;color:var(--accent)}
.btn.is-invert:hover{background:#ffeaf1;color:var(--accent-active)}
.btn.is-lg{font-size:18px;padding:18px 28px;line-height:20px}
.btn.is-block{display:block;width:100%}
.btn:focus-visible{outline:0;box-shadow:0 0 0 4px var(--accent-ring)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
a.btn{text-decoration:none}

.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;background:#fff;
  transition:box-shadow .2s ease;
}
.nav.is-scrolled{box-shadow:0 1px 0 var(--fg-border),0 6px 20px rgba(26,21,35,.06)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding-top:.9rem;padding-bottom:.9rem}
.nav__logo img{height:30px;width:auto}
.nav__links{display:flex;gap:1.75rem;font-size:15px}
.nav__links a{color:var(--fg-base)}
.nav__links a:hover{color:var(--accent)}
.nav__cta{display:flex;gap:.6rem;align-items:center}
@media(max-width:960px){ .nav__links{display:none} }

/* ---------- Language switcher ---------- */
.lang{display:inline-flex;align-items:center;gap:2px;padding:3px;margin-right:.35rem;
  border:1px solid var(--fg-border);border-radius:999px;background:#fff}
.lang a{display:block;padding:6px 10px;border-radius:999px;font-size:13px;font-weight:600;
  line-height:1;letter-spacing:.03em;color:var(--fg-secondary)}
.lang a:hover{color:var(--fg-base);background:var(--accent-soft)}
.lang a[aria-current="page"]{background:var(--accent);color:#fff}
.lang a:focus-visible{outline:0;box-shadow:0 0 0 3px var(--accent-ring)}
@media(max-width:520px){ .nav__inner{gap:.75rem} .lang{margin-right:0} .lang a{padding:6px 8px} .nav__cta .btn.is-primary{padding:11px 14px;font-size:15px} }
@media(max-width:360px){ .nav__logo img{height:24px} }
@media(max-width:520px){ .nav__cta .btn.is-secondary{display:none} }

/* ---------- Hero ---------- */
.hero{padding:4.5rem 0 4.5rem;text-align:center}
.hero__inner{display:flex;flex-direction:column;align-items:center}
.hero h1{max-width:none;margin:0 auto 1.25rem}
.hero .lead{max-width:720px;margin:0 auto 2.75rem}
.hero-media{width:100%;max-width:760px;margin:0 auto}
@media(max-width:1000px){
  .hero{padding:3rem 0}
  .hero h1{font-size:36px;margin-bottom:1rem}
  .hero .lead{font-size:16.5px;margin-bottom:2rem}
}
@media(max-width:560px){
  .hero{padding:2.25rem 0 2.5rem}
  .hero h1{font-size:28px;line-height:1.25}
  .hero .lead{font-size:16px;margin-bottom:1.75rem}
  .film{min-height:0}
}

/* ---------- Cinema panel (the quiz) ---------- */
.film{
  text-align:left;
  position:relative;background:var(--film-bg);border-radius:var(--radius-card-lg);
  overflow:hidden;box-shadow:0 24px 60px rgba(20,9,15,.28);
  min-height:395px;display:flex;flex-direction:column;
}
/* sprocket-hole strips, top and bottom */
.film::before,.film::after{
  content:"";position:absolute;left:0;right:0;height:14px;
  background-image:repeating-linear-gradient(to right,
    #f5f1e8 0 10px, transparent 10px 22px);
  background-size:22px 8px;background-position:center;background-repeat:repeat-x;
  opacity:.85;
}
.film::before{top:6px}
.film::after{bottom:6px}

.film__bar{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:28px 22px 12px;border-bottom:1px solid var(--film-line);
  font-size:13px;color:#c9b7c2;
}
.film__scene{display:flex;align-items:center;gap:.45rem;letter-spacing:.02em}
.film__scene i{font-size:16px;color:var(--film-gold)}
.film__score{text-align:right;line-height:1.15}
.film__gross{font-size:19px;font-weight:700;color:var(--film-gold);display:block}
.film__label{font-size:10px;letter-spacing:.12em;color:#9c8794;text-transform:uppercase}

.film__body{padding:22px 22px 34px;flex:1;display:flex;flex-direction:column}
.film__q{
  color:#fff;font-size:20px;line-height:1.35;font-weight:600;text-align:center;
  margin:1rem 0 1.5rem;min-height:2.7em;
}
.film__opts{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.opt{
  display:flex;align-items:center;gap:.65rem;width:100%;text-align:left;
  background:var(--film-bg-2);border:1px solid var(--film-line);
  border-radius:10px;padding:12px 14px;cursor:pointer;
  color:#efe6ec;font-family:inherit;font-size:14.5px;line-height:1.3;
  transition:background-color .2s ease,border-color .2s ease;
}
.opt:hover:not([disabled]){background:#2a1826;border-color:#5a3a4c}
.opt:focus-visible{outline:0;box-shadow:0 0 0 3px rgba(240,198,116,.45)}
.opt__num{
  flex:0 0 auto;width:22px;height:22px;border-radius:5px;background:#3a2430;
  color:var(--film-gold);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.opt.is-right{background:#123528;border-color:#2f7d5c;color:#d8f5e8}
.opt.is-right .opt__num{background:#2f7d5c;color:#fff}
.opt.is-wrong{background:#3a1220;border-color:#8d2a44;color:#f6d7de}
.opt.is-wrong .opt__num{background:#8d2a44;color:#fff}
.opt[disabled]{cursor:default}

.film__foot{
  margin-top:auto;padding-top:1.1rem;display:flex;align-items:center;
  justify-content:space-between;gap:1rem;font-size:12.5px;color:#9c8794;
}
.film__strikes{display:flex;gap:.3rem;align-items:center}
.strike{width:9px;height:9px;border-radius:50%;background:#3a2430;transition:background-color .2s ease}
.strike.is-lit{background:#e6005c}

/* End card */
.film__end{padding:34px 26px;text-align:center;color:#efe6ec;flex:1;
  display:flex;flex-direction:column;align-items:center;justify-content:center}
.film__end-title{color:#fff;font-size:22px;font-weight:600;margin:0 0 .4rem}
.film__end .film__gross{font-size:34px;margin:.4rem 0}
.film__end p{color:#c9b7c2;font-size:14.5px;max-width:30em;margin-bottom:1.4rem}
.film__end .btn-row{justify-content:center}
.hollywood{display:flex;gap:4px;justify-content:center;margin:.2rem 0 1.2rem;flex-wrap:wrap}
.hollywood span{
  width:20px;height:24px;border-radius:3px;background:#2a1826;color:#6d5561;
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.hollywood span.is-lit{background:var(--film-gold);color:#14090f}

.film__frameless{border:0;width:100%;flex:1;min-height:460px;display:block;background:var(--film-bg)}

@media(max-width:560px){
  .film__opts{grid-template-columns:1fr}
  .film__q{font-size:17px}
}

/* ---------- Studio: sliders (fold 2) ---------- */
.studio{max-width:1080px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:3.5rem;align-items:center}
.studio__intro{text-align:left}
.studio__intro h2{margin-bottom:1rem}
.studio__intro .lead{margin:0;max-width:36ch}
@media(max-width:900px){
  .studio{grid-template-columns:1fr;gap:2rem;max-width:560px}
  .studio__intro{text-align:center}
  .studio__intro .lead{max-width:none}
}

.builder{
  background:#fff;border:1px solid var(--fg-border);border-radius:var(--radius-card-lg);
  box-shadow:0 18px 44px rgba(26,21,35,.07);overflow:hidden;
}
.builder__body{padding:1.6rem 1.75rem;display:grid;grid-template-columns:1fr;gap:1.35rem;align-items:start}
@media(max-width:640px){ .builder__body{padding:1.25rem;gap:1.25rem} }

.ctl{margin-bottom:0}

.ctl__head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:.7rem}
.ctl__label{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--fg-muted);font-weight:600}
.ctl__val{font-size:22px;font-weight:700;color:var(--accent);line-height:1}

/* range slider */
.range{
  -webkit-appearance:none;appearance:none;display:block;width:100%;height:6px;
  border-radius:999px;background:#f0e2e9;cursor:pointer;
  background-image:linear-gradient(var(--accent),var(--accent));
  background-repeat:no-repeat;background-size:var(--pct,50%) 100%;
}
.range::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;
  background:#fff;border:2px solid var(--accent);box-shadow:0 2px 8px rgba(26,21,35,.18);
  cursor:grab;transition:transform .15s ease;
}
.range::-webkit-slider-thumb:active{cursor:grabbing;transform:scale(1.08)}
.range::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;background:#fff;border:2px solid var(--accent);
  box-shadow:0 2px 8px rgba(26,21,35,.18);cursor:grab;
}
.range::-moz-range-track{height:6px;border-radius:999px;background:transparent}
.range:focus-visible{outline:0;box-shadow:0 0 0 4px var(--accent-ring)}
@media (prefers-reduced-motion: reduce){ .range::-webkit-slider-thumb{transition:none} }

.range__ticks{display:flex;justify-content:space-between;margin-top:.45rem;
  font-size:12px;color:var(--fg-muted)}
.range__ticks--3 span{flex:1 1 0;text-align:center}
.range__ticks--3 span:first-child{text-align:left}
.range__ticks--3 span:last-child{text-align:right}

.hint{font-size:13px;line-height:1.45;color:var(--fg-secondary);margin:.6rem 0 0;min-height:2.9em}

.fixedbits{
  grid-column:1 / -1;
  margin:0;padding-top:.9rem;border-top:1px solid var(--fg-border);
  font-size:12.5px;line-height:1.45;color:var(--fg-muted);
}

.builder__cta{border-top:1px solid var(--fg-border);background:#fdfbfc;padding:1.1rem 1.5rem 1.3rem}
@media(max-width:640px){ .builder__cta{padding:1.1rem 1.25rem 1.3rem} }
.summary{font-size:13.5px;color:var(--fg-secondary);text-align:center;margin:0 0 .85rem}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}
.stats div strong{display:block;font-size:42px;font-weight:700;color:var(--accent);line-height:1.1}
.stats div p{margin:.35rem 0 0;font-size:15px;color:var(--fg-secondary)}
@media(max-width:820px){ .stats{grid-template-columns:repeat(2,1fr);gap:1.75rem} }
@media(max-width:400px){ .stats{grid-template-columns:1fr} }

/* ---------- Events section ---------- */
.events{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:3.5rem;align-items:center}
.events__text .lead{max-width:44ch}
.events__photo{max-width:100%;max-height:460px;width:auto;height:auto;display:block;margin-left:auto;
  border-radius:var(--radius-card-lg);box-shadow:0 18px 44px rgba(26,21,35,.12)}
.checks{list-style:none;margin:1.5rem 0 2rem;padding:0}
.checks li{display:flex;gap:.65rem;align-items:flex-start;margin-bottom:.65rem;color:var(--fg-secondary)}
.checks i{color:var(--accent);font-size:20px;flex:0 0 auto;line-height:1.35}
@media(max-width:900px){
  .events{grid-template-columns:minmax(0,1fr);gap:2rem}
  .events__text .lead{max-width:none}
  .events__photo{max-width:min(360px,100%);max-height:none;margin:0 auto}
}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--fg-border);padding:3.5rem 0 2.5rem;margin-top:1rem}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem}
.footer__brand img{height:30px;width:auto;margin-bottom:1rem}
.footer__brand p{font-size:14.5px;color:var(--fg-secondary);max-width:30ch}
.footer h4{font-size:15px;color:var(--fg-heading);margin-bottom:.85rem}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:.5rem}
.footer li a{color:var(--fg-secondary);font-size:14.5px}
.footer li a:hover{color:var(--accent)}
.footer__base{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--fg-border);
  font-size:13.5px;color:var(--fg-muted);display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;
  align-items:center;justify-content:space-between}
.footer__base p{margin:0}
.footer__lang{display:flex;align-items:center;gap:.9rem}
.footer__lang i{font-size:16px}
.footer__lang a{color:var(--fg-secondary)}
.footer__lang a:hover{color:var(--accent)}
.footer__lang a[aria-current="page"]{color:var(--fg-heading);font-weight:600}
@media(max-width:860px){ .footer__grid{grid-template-columns:1fr 1fr;gap:2rem} }
@media(max-width:460px){ .footer__grid{grid-template-columns:1fr} }

/* ---------- Motion ---------- */
.js .reveal,.js .reveal-group > *{
  opacity:0;transform:translateY(16px);
  transition:opacity .5s cubic-bezier(.16,1,.3,1),transform .5s cubic-bezier(.16,1,.3,1);
}
.js .reveal.is-visible,.js .reveal-group > .is-visible{opacity:1;transform:none}

@keyframes heroIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.hero-in{opacity:0;animation:heroIn .6s cubic-bezier(.16,1,.3,1) forwards}
.hero-in.d1{animation-delay:.05s}
.hero-in.d2{animation-delay:.15s}
.hero-in.d3{animation-delay:.25s}
.hero-in.d4{animation-delay:.35s}
.hero-media{opacity:0;animation:heroIn .7s cubic-bezier(.16,1,.3,1) .35s forwards}

@media (prefers-reduced-motion: reduce){
  .js .reveal,.js .reveal-group > *{opacity:1;transform:none;transition:none}
  .hero-in,.hero-media{opacity:1;animation:none}
  .card:hover{transform:none}
}

.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;
}