/* ═══════════════════════════════════════════════
   LISOVSKA SCHOOL · V4 «СТАНДАРТ»
   Duyu-вайб: білий ультра-мінімал, жирний гротеск +
   курсив-дідона, 3D-скрол, літаючі виткраси.
   ═══════════════════════════════════════════════ */
:root{
  --w:#FCFCFA;
  --ink:#101112;
  --ink-dim:rgba(16,17,18,.6);
  --green:#1F2A22;
  --line:rgba(16,17,18,.12);
  --grot:'Inter Tight',system-ui,sans-serif;
  --dido:'Playfair Display',Georgia,serif;
  --ease:cubic-bezier(.22,.61,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  background:var(--w);color:var(--ink);font-family:var(--grot);font-weight:500;
  font-size:16px;line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{display:block}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
a{color:inherit;text-decoration:none}
em{font-family:var(--dido);font-style:italic;font-weight:500;letter-spacing:-.01em}

/* ── NAV ── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:40px;
  padding:20px 40px;transition:background .35s,box-shadow .35s;
}
.nav.is-solid{background:rgba(252,252,250,.88);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.nav__logo{font-weight:800;font-size:25px;letter-spacing:-.04em}
.nav__links{display:flex;gap:26px;margin-left:auto}
.nav__links a{font-size:14px;font-weight:600;color:var(--ink-dim);transition:color .3s}
.nav__links a:hover{color:var(--ink)}

/* ── КНОПКИ ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;font-size:14px;font-weight:600;border-radius:999px;
  transition:all .3s var(--ease);white-space:nowrap}
.btn--pill{background:var(--ink);color:var(--w)}
.btn--pill:hover{background:var(--green);transform:translateY(-2px)}
.btn--pillw{background:var(--w);color:var(--ink)}
.btn--pillw:hover{transform:translateY(-2px)}
.btn--line{border:1px solid var(--ink);background:transparent}
.btn--line:hover{background:var(--ink);color:var(--w)}
.btn--big{padding:19px 42px;font-size:16px}

/* ── HERO ── */
.hero{padding:170px 40px 60px;min-height:88svh;display:flex;flex-direction:column;justify-content:space-between}
.hero__h1{font-weight:800;font-size:clamp(46px,7.6vw,116px);line-height:1.0;letter-spacing:-.035em}
.hero__h1 em{font-weight:500;letter-spacing:-.015em}
.hl{display:block;overflow:hidden}
.hl>span{display:inline-block;transform:translateY(112%)}
.hero__row{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-top:70px}
.hero__left{display:flex;flex-direction:column;gap:34px}
.hero__scroll{font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-dim)}
.hero__scroll i{display:inline-block;font-style:normal;animation:bob 1.6s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(5px)}}
.hero__faces{display:flex;align-items:center;gap:12px}
.hero__faces img{width:52px;height:52px;border-radius:50%;object-fit:cover;object-position:70% 15%;border:2px solid var(--w);box-shadow:0 0 0 1px var(--line)}
.hero__faces span{font-size:13px;color:var(--ink-dim)}
.hero__right{max-width:430px;display:grid;gap:24px}
.hero__right p{font-size:16.5px;color:var(--ink)}

/* ── МЕДІА ── */
.media{padding:20px 20px 0}
.media__wrap{position:relative;border-radius:22px;overflow:hidden}
.media__img{width:100%;height:92svh;object-fit:cover;transform:scale(1.06)}
.media__cap{position:absolute;left:22px;bottom:18px;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;background:rgba(16,17,18,.45);padding:8px 15px;border-radius:999px;backdrop-filter:blur(6px)}

/* ── 3D SCIENCE ── */
.science{position:relative}
.science__sticky{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center;justify-content:center}
.science__canvas{position:absolute;inset:0}
.science__canvas canvas{width:100%!important;height:100%!important}
.science__title{
  position:absolute;top:10vh;left:0;right:0;text-align:center;pointer-events:none;
  font-weight:800;font-size:clamp(30px,4.6vw,64px);letter-spacing:-.03em;line-height:1.05;
}
.science__title em{font-weight:500}
.science__title span{display:block;font-size:.55em;color:var(--ink-dim);font-weight:700;margin-bottom:6px}
.science__steps{position:relative;z-index:3;margin-top:-100svh;pointer-events:none}
.sstep{
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;gap:10px;
  padding:0 40px;max-width:480px;pointer-events:none;
}
.sstep__no{font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--ink-dim)}
.sstep h3{font-weight:800;font-size:clamp(24px,2.6vw,38px);letter-spacing:-.02em}
.sstep p{color:var(--ink-dim);font-size:15.5px;background:rgba(252,252,250,.82);border-radius:14px;backdrop-filter:blur(3px)}
.sstep>*{opacity:0;transform:translateY(26px)}
.sstep.is-on>*{opacity:1;transform:none;transition:all .6s var(--ease)}
.sstep.is-on>*:nth-child(2){transition-delay:.06s}
.sstep.is-on>*:nth-child(3){transition-delay:.12s}

/* ── SKILLS: fade-список ── */
.skills{position:relative;padding:170px 40px;overflow:hidden}
.skills__list{position:relative;z-index:2;max-width:860px;margin:0 auto;display:grid;gap:64px;text-align:center}
.skill h3{font-family:var(--dido);font-style:italic;font-weight:500;font-size:clamp(38px,5.4vw,76px);line-height:1.05}
.skill span{display:block;margin-top:8px;font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--ink-dim)}
.skill{opacity:.13;transition:opacity .5s}
.skill.is-on{opacity:1}
/* виткраси-«капсули» */
.chips{position:absolute;inset:0;pointer-events:none}
.chips i{
  position:absolute;left:var(--x);top:var(--y);width:calc(58px*var(--s));height:calc(84px*var(--s));
  border-radius:18px;background:var(--c);box-shadow:0 18px 34px -14px rgba(16,17,18,.35);
  transform:rotate(calc(var(--v)*1deg));
}
.chip--img{background-size:cover;background-position:center}

/* ── FIT ── */
.fit{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:120px 40px;max-width:1360px;margin:0 auto;align-items:center}
.h2{font-weight:800;font-size:clamp(34px,4.4vw,62px);letter-spacing:-.03em;line-height:1.04}
.h2 em{font-weight:500}
.h2--c{text-align:center}
.fit__list{list-style:none;margin-top:36px;display:grid;gap:18px}
.fit__list li{padding-left:30px;position:relative;color:var(--ink-dim);font-size:16px}
.fit__list li::before{content:"✓";position:absolute;left:0;font-weight:800;color:var(--green)}
.fit__list b{color:var(--ink);font-weight:700}
.fit__imgs{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fit__imgs img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:16px}
.fit__imgs img:first-child{grid-column:span 2;aspect-ratio:16/9}

/* ── STORY ── */
.story{background:var(--green);color:#EDEBE4;padding:110px 40px;border-radius:34px;margin:0 20px}
.story__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;max-width:1240px;margin:0 auto;align-items:center}
.story__ph{margin:0;overflow:hidden;border-radius:20px}
.story__ph img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:60% 12%}
.story__lead{font-size:clamp(17px,1.6vw,21px);margin-bottom:34px}
.story blockquote{font-family:var(--dido);font-style:italic;font-size:clamp(21px,2.2vw,30px);line-height:1.4;margin-bottom:18px}
.story__sig{display:block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;opacity:.7;margin-bottom:34px}
.story__nums{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(237,235,228,.2);
  max-width:1240px;margin:80px auto 0;border-radius:16px;overflow:hidden}
.story__nums>div{background:var(--green);padding:30px 16px;text-align:center}
.story__nums b,.story__nums b i{font-weight:800;font-style:normal;font-size:clamp(30px,3.2vw,50px);letter-spacing:-.02em;display:inline}
.story__nums span{display:block;font-size:12.5px;opacity:.65;margin-top:4px}

/* ── PROOF ── */
.proof{padding:130px 0 60px}
.proof__rail{display:flex;gap:18px;overflow-x:auto;padding:44px 40px 26px;scrollbar-width:none;cursor:grab}
.proof__rail::-webkit-scrollbar{display:none}
.proof__rail img{height:320px;border-radius:14px;flex:none;border:1px solid var(--line)}

/* ── PRICE ── */
.price{padding:80px 40px 120px}
.price__sub{text-align:center;color:var(--ink-dim);margin:14px 0 50px;font-size:14.5px}
.price__row{display:grid;grid-template-columns:.85fr 1.15fr;gap:22px;max-width:1020px;margin:0 auto}
.pcard{border:1px solid var(--line);border-radius:22px;padding:42px 38px;display:flex;flex-direction:column}
.pcard--dark{background:var(--ink);color:var(--w);position:relative;border:none}
.pcard__tag{position:absolute;top:26px;right:26px;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  background:var(--w);color:var(--ink);border-radius:999px;padding:6px 13px}
.pcard h3{font-weight:800;font-size:26px;letter-spacing:-.02em}
.pcard__price{font-weight:800;font-size:clamp(44px,4.6vw,64px);letter-spacing:-.04em;margin:10px 0 2px}
.pcard__price i{font-style:normal;font-size:.4em;font-weight:600}
.pcard__old{font-size:13.5px;opacity:.6;margin-bottom:12px}
.pcard ul{list-style:none;display:grid;gap:9px;margin:18px 0 30px}
.pcard li{padding-left:24px;position:relative;font-size:14.5px}
.pcard li::before{content:"✓";position:absolute;left:0;font-weight:800;color:var(--green)}
.pcard--dark li::before{color:#9FB8A8}
.pcard .btn{margin-top:auto}
.faqmini{max-width:1020px;margin:70px auto 0}
.faqmini details{border-bottom:1px solid var(--line)}
.faqmini summary{list-style:none;cursor:pointer;padding:20px 40px 20px 2px;position:relative;font-weight:700;font-size:clamp(16px,1.7vw,21px);letter-spacing:-.01em}
.faqmini summary::-webkit-details-marker{display:none}
.faqmini summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:500;transition:transform .3s}
.faqmini details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faqmini details p{padding:0 2px 22px;color:var(--ink-dim);max-width:620px;font-size:15px}

/* ── FINALE ── */
.finale{text-align:center;padding:150px 24px}
.finale__h{font-weight:800;font-size:clamp(38px,6vw,88px);letter-spacing:-.035em;line-height:1.04;margin-bottom:44px}
.finale__h em{font-weight:500}
.finale__ps{margin-top:32px;font-size:14px;color:var(--ink-dim);font-style:italic}

.foot{display:flex;justify-content:space-between;padding:24px 40px;border-top:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--ink-dim)}

/* ── МОДАЛКА ── */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;background:rgba(16,17,18,.5);backdrop-filter:blur(6px)}
.modal.is-open{display:flex}
.modal__card{background:var(--w);border-radius:22px;padding:46px 42px;max-width:430px;width:calc(100% - 40px);position:relative}
.modal__x{position:absolute;top:14px;right:16px;font-size:17px;color:var(--ink-dim)}
.modal__h{font-weight:800;font-size:28px;letter-spacing:-.02em;margin-bottom:8px}
.modal__sub{color:var(--ink-dim);font-size:14px;margin-bottom:24px}
.modal input{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;color:var(--ink);
  padding:14px 16px;margin-bottom:13px;font:inherit;font-size:15px}
.modal input:focus{outline:none;border-color:var(--ink)}
.modal input.is-err{border-color:#b33}
.modal .btn{width:100%}
.modal__ok{color:var(--green);margin-top:14px;font-weight:600}

/* ── REVEAL ── */
.js .reveal{opacity:0;transform:translateY(26px)}

@media(prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none}
  .hl>span{transform:none}
  .sstep>*{opacity:1;transform:none}
  .skill{opacity:1}
}

/* ── АДАПТИВ ── */
@media(max-width:1000px){
  .fit{grid-template-columns:1fr;gap:44px}
  .story__grid{grid-template-columns:1fr;gap:40px}
  .story__nums{grid-template-columns:1fr 1fr}
  .price__row{grid-template-columns:1fr}
}
@media(max-width:700px){
  .nav{padding:14px 18px;gap:16px}
  .nav__links{display:none}
  .hero{padding:130px 18px 40px}
  .hero__row{flex-direction:column;align-items:flex-start;margin-top:44px}
  .media{padding:12px 10px 0}
  .media__img{height:64svh}
  .sstep{padding:0 18px}
  .skills{padding:110px 18px}
  .chips i{width:calc(40px*var(--s));height:calc(58px*var(--s))}
  .fit{padding:90px 18px}
  .story{margin:0 10px;padding:80px 18px}
  .proof__rail{padding:30px 18px 20px}
  .proof__rail img{height:240px}
  .price{padding:60px 18px 90px}
  .foot{flex-direction:column;gap:6px;text-align:center}
}