/* fx.css — дизайнерский слой лендинга: анонс-бар, навигация-капсула, ленты, стикеры,
   подсветка карточек, финальный CTA и большой футер. Подключается после основного <style>. */

:root{--ann:36px}
html[data-promo=""]{--ann:0px}
@property --ang{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes fx-spin{to{transform:rotate(360deg)}}
@keyframes fx-ang{to{--ang:360deg}}
@keyframes fx-shine{0%,62%{transform:translateX(-130%)}100%{transform:translateX(130%)}}
@keyframes fx-pulse{0%,100%{box-shadow:0 0 0 0 rgba(10,10,10,.5)}50%{box-shadow:0 0 0 5px rgba(10,10,10,0)}}
@keyframes fx-float{0%,100%{transform:translateY(0) rotate(var(--r,0deg))}50%{transform:translateY(-8px) rotate(var(--r,0deg))}}

/* ── направляющие сетки ───────────────────────── */
.guides{position:fixed;inset:0;z-index:0;pointer-events:none;display:flex;justify-content:center}
.guides div{width:100%;max-width:var(--wrap);height:100%;margin:0 24px;border-inline:1px solid rgba(255,255,255,.035);
  background:linear-gradient(90deg,transparent calc(50% - .5px),rgba(255,255,255,.025) calc(50% - .5px),rgba(255,255,255,.025) calc(50% + .5px),transparent calc(50% + .5px))}

/* ── анонс-бар ───────────────────────────────── */
.ann{height:var(--ann);display:flex;align-items:center;justify-content:center;gap:14px;overflow:hidden;
  background:var(--lime);color:#0a0a0a;font:600 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;
  transition:height .45s var(--ease)}
html[data-promo=""] .ann{display:none}
.ann .dot{width:7px;height:7px;border-radius:50%;background:#0a0a0a;animation:fx-pulse 1.8s infinite}
.ann b{font-weight:700;font-variant-numeric:tabular-nums;background:#0a0a0a;color:var(--lime);padding:5px 8px;border-radius:6px}
.ann a{text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:1px}
.nav.solid .ann{height:0}

/* ── навигация: капсула после прокрутки ───────── */
.nav,.nav.solid{background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;border-bottom:0}
.nav .wrap{transition:max-width .6s var(--ease),height .5s var(--ease),margin .5s var(--ease),padding .5s var(--ease),background .4s,box-shadow .4s,border-radius .5s}
.nav.solid .wrap{max-width:1000px;height:58px;margin-top:10px;padding:0 9px 0 22px;border-radius:999px;
  background:rgba(13,13,18,.72);-webkit-backdrop-filter:blur(16px) saturate(150%);backdrop-filter:blur(16px) saturate(150%);
  box-shadow:inset 0 0 0 1px var(--line-2),0 24px 60px -24px #000}
.nav-links a{position:relative}
.nav-links a:after{content:"";position:absolute;left:50%;bottom:-9px;width:5px;height:5px;border-radius:50%;background:var(--lime);transform:translateX(-50%) scale(0);transition:transform .35s var(--ease)}
.nav-links a.on{color:var(--text)}.nav-links a.on:after{transform:translateX(-50%) scale(1)}
.nav-prog{position:fixed;left:0;top:0;width:100%;height:2px;z-index:60;background:linear-gradient(90deg,var(--lime-2),var(--lime));transform-origin:0 50%;transform:scaleX(0);pointer-events:none}
.nav-end{display:flex;align-items:center;gap:10px}
.burger{display:none;width:44px;height:44px;border-radius:50%;border:0;background:#1a1a21;box-shadow:inset 0 0 0 1px var(--line-2);cursor:pointer;position:relative}
.burger i{position:absolute;left:14px;right:14px;height:1.5px;background:var(--text);transition:transform .45s var(--ease),top .45s var(--ease)}
.burger i:first-child{top:18px}.burger i:last-child{top:25px}
.menu-open .burger i:first-child{top:21.5px;transform:rotate(45deg)}.menu-open .burger i:last-child{top:21.5px;transform:rotate(-45deg)}
.hero2 .hero-inner{padding-top:calc(92px + var(--ann))}

/* полноэкранное меню (мобильные) */
.menu{position:fixed;inset:0;z-index:45;display:flex;flex-direction:column;justify-content:space-between;padding:calc(110px + var(--ann)) 24px 34px;
  background:radial-gradient(80% 50% at 80% 0%,rgba(215,255,58,.16),transparent 70%),rgba(7,7,10,.97);
  clip-path:circle(0% at calc(100% - 46px) 46px);transition:clip-path .7s var(--ease);visibility:hidden}
.menu-open .menu{clip-path:circle(150% at calc(100% - 46px) 46px);visibility:visible}
.menu-open{overflow:hidden}
.menu nav{display:flex;flex-direction:column}
.menu nav a{display:flex;align-items:baseline;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;
  font:600 clamp(28px,8vw,44px)/1.1 var(--display);letter-spacing:-.04em;opacity:0;transform:translateY(24px);transition:opacity .5s var(--ease),transform .6s var(--ease)}
.menu nav a small{font:500 11px var(--mono);letter-spacing:.14em;color:var(--lime)}
.menu-open .menu nav a{opacity:1;transform:none}
.menu-open .menu nav a:nth-child(2){transition-delay:.05s}.menu-open .menu nav a:nth-child(3){transition-delay:.1s}
.menu-open .menu nav a:nth-child(4){transition-delay:.15s}.menu-open .menu nav a:nth-child(5){transition-delay:.2s}.menu-open .menu nav a:nth-child(6){transition-delay:.25s}
.menu-foot{display:flex;flex-direction:column;gap:12px}
.menu-foot .btn{justify-content:center}

/* ── номера разделов в кикерах ───────────────── */
.k-n{color:var(--lime);font-weight:500}
.k-n + .k-sep{color:var(--faint);margin:0 -4px}

/* ── бегущие ленты ───────────────────────────── */
.tapes{position:relative;height:clamp(150px,15vw,230px);overflow:hidden;display:grid;place-items:center;margin:0 0 -40px}
.tape{position:absolute;left:-6%;right:-6%;padding:15px 0;white-space:nowrap;overflow:hidden}
.tape.t1{background:var(--lime);color:#0a0a0a;transform:rotate(-3deg);z-index:2;box-shadow:0 20px 50px -20px rgba(215,255,58,.45)}
.tape.t2{background:#121218;color:var(--dim);transform:rotate(2.4deg);border-block:1px solid var(--line-2)}
.tape-track{display:inline-flex;align-items:center;gap:26px;font:700 clamp(18px,2.1vw,30px)/1 var(--display);letter-spacing:-.01em;text-transform:uppercase;will-change:transform}
.tape-track em{font:500 italic 1.2em/1 var(--serif);text-transform:none;letter-spacing:0}
.tape-track .sep{font:400 .9em/1 var(--body)}
.t1 .sep{color:#0a0a0a}.t2 .sep{color:var(--lime)}

/* огромная строка с обводкой */
.bigline{overflow:hidden;padding:20px 0 0;white-space:nowrap;pointer-events:none}
.bigline .tape-track{font:800 clamp(64px,11vw,170px)/1.05 var(--display);letter-spacing:-.05em;gap:.35em;text-transform:none;
  color:transparent;-webkit-text-stroke:1.2px rgba(255,255,255,.2)}
.bigline .tape-track em{font-size:1.1em;color:var(--lime);-webkit-text-stroke:0}

/* ── подсветка карточек под курсором ─────────── */
.fx-spot{isolation:isolate}
.fx-spot:after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;z-index:3;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,50%),rgba(215,255,58,.9),rgba(215,255,58,.15) 45%,transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .45s}
.fx-spot:hover:after{opacity:1}
.fx-glow:before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;
  background:radial-gradient(460px circle at var(--mx,50%) var(--my,50%),rgba(215,255,58,.075),transparent 62%);opacity:0;transition:opacity .45s}
.fx-glow:hover:before{opacity:1}
.card,.screen,.prof-card,.arena-side,.fnode,.num-grid{position:relative}

/* ── блики на основных кнопках ───────────────── */
.btn:not(.ghost):before{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.65) 50%,transparent 65%);transform:translateX(-130%);animation:fx-shine 5s var(--ease) infinite}
.btn.sm:before{animation-delay:1.6s}
.btn{will-change:transform}

/* ── цифры: чертёжные метки и градиент ───────── */
.num{position:relative;transition:background .4s}
.num:before{content:"+";position:absolute;top:-12px;left:-7px;font:300 20px/1 var(--mono);color:var(--lime)}
.num:last-child:after{content:"+";position:absolute;top:-12px;right:-7px;font:300 20px/1 var(--mono);color:var(--lime)}
.num b{background:linear-gradient(180deg,#fff 30%,#77746c);-webkit-background-clip:text;background-clip:text;color:transparent;transition:filter .4s}
.num:hover{background:linear-gradient(180deg,rgba(215,255,58,.06),transparent)}
.num:hover b{background:linear-gradient(180deg,var(--lime) 30%,var(--lime-2));-webkit-background-clip:text;background-clip:text}

/* ── вращающиеся стикеры-печати ──────────────── */
.stamp{position:absolute;width:132px;height:132px;display:grid;place-items:center;pointer-events:none;z-index:4}
.stamp svg{position:absolute;inset:0;width:100%;height:100%;animation:fx-spin 22s linear infinite;overflow:visible}
.stamp text{font:600 9.6px var(--mono);letter-spacing:.26em;fill:var(--text);text-transform:uppercase}
.stamp .core{width:46px;height:46px;border-radius:50%;box-shadow:inset 0 0 0 7px var(--lime);background:#0a0a0a}
.stamp.lime{background:var(--lime);border-radius:50%;box-shadow:0 20px 50px -14px rgba(215,255,58,.55)}
.stamp.lime text{fill:#0a0a0a}
.stamp.lime .core{width:auto;height:auto;box-shadow:none;background:none;font:800 15px/1.05 var(--display);color:#0a0a0a;text-align:center;letter-spacing:-.02em}
.stage .stamp{left:20%;top:-14px;z-index:0}
.tariff .stamp{top:-58px;right:-34px;transform:rotate(-8deg)}
.tariff:has(.stamp) .badge{right:116px}
html[data-promo=""] .tariff:has(.stamp) .badge{right:22px}
html[data-promo=""] .stamp.promo{display:none}

/* ── полная версия: бегущая световая рамка ───── */
.tariff:has(input[value=full]):before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:conic-gradient(from var(--ang),transparent 0 62%,rgba(215,255,58,.2) 70%,var(--lime) 80%,#fff 83%,var(--lime) 86%,transparent 96%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:fx-ang 6s linear infinite}

/* ── автор: орбита вокруг портрета ───────────── */
.portrait .ph:before{content:"";position:absolute;inset:-26px;border-radius:50%;border:1px dashed rgba(215,255,58,.28);animation:fx-spin 60s linear infinite}
.portrait .ph:after{content:"";position:absolute;inset:-26px;border-radius:50%;background:radial-gradient(circle at 50% 0,var(--lime) 0 4px,rgba(215,255,58,.4) 5px,transparent 9px);animation:fx-spin 14s linear infinite;filter:drop-shadow(0 0 6px var(--lime))}

/* ── вопросы: нумерация ──────────────────────── */
.faq-list{counter-reset:q}
.faq details{counter-increment:q;transition:background .35s;margin:0 -18px;padding-left:18px;padding-right:18px;border-radius:4px}
.faq details:hover{background:linear-gradient(90deg,rgba(215,255,58,.045),transparent 70%)}
.faq summary{justify-content:flex-start;align-items:baseline}
.faq summary:before{content:counter(q,decimal-leading-zero);flex:0 0 48px;font:500 12px/1 var(--mono);letter-spacing:.1em;color:var(--faint);transition:color .3s}
.faq details[open] summary:before,.faq details:hover summary:before{color:var(--lime)}
.faq summary:after{margin-left:auto}
.faq details p{margin-left:48px}

/* ── финальный CTA: лаймовый блок ────────────── */
.final{padding:30px 0 120px}
.final-box{position:relative;overflow:hidden;border-radius:36px;background:var(--lime);color:#0a0a0a;padding:clamp(40px,7vw,96px) clamp(24px,6vw,80px);
  background-image:radial-gradient(circle at 1px 1px,rgba(0,0,0,.13) 1px,transparent 1.5px);background-size:22px 22px}
.final-box:before{content:"";position:absolute;right:-12%;top:-40%;width:60%;aspect-ratio:1;border-radius:50%;border:clamp(30px,5vw,70px) solid rgba(0,0,0,.07);pointer-events:none}
.final-k{font:600 12px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;display:flex;align-items:center;gap:12px}
.final-k:before{content:"";width:28px;height:1.5px;background:#0a0a0a}
.final-t{position:relative;font:700 clamp(40px,7.4vw,112px)/.98 var(--display);letter-spacing:-.05em;margin:26px 0 0;max-width:12ch}
.final-t em{display:block;font:500 italic 1.08em/1 var(--serif);letter-spacing:-.02em}
.final-row{position:relative;display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.final .btn{background:#0a0a0a;color:var(--lime)}
.final .btn:hover{box-shadow:0 14px 40px -10px rgba(0,0,0,.55)}
.final .btn:before{background:linear-gradient(105deg,transparent 35%,rgba(215,255,58,.4) 50%,transparent 65%)}
.final .btn.ghost{background:transparent;color:#0a0a0a;box-shadow:inset 0 0 0 1.5px #0a0a0a}
.final-note{position:relative;margin:22px 0 0;font:500 13px var(--mono);letter-spacing:.03em;opacity:.7}
.sticker{position:absolute;padding:10px 16px;border-radius:999px;background:#0a0a0a;color:var(--text);font:600 13px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;
  white-space:nowrap;box-shadow:0 18px 40px -16px rgba(0,0,0,.6);transform:rotate(var(--r,0deg));animation:fx-float 6s ease-in-out infinite}
.sticker b{color:var(--lime);font-weight:600}
.sticker.s1{--r:-7deg;right:7%;top:12%}
.sticker.s2{--r:5deg;right:9%;top:52%;animation-delay:-2s;background:#fff;color:#0a0a0a}
.sticker.s2 b{color:#0a0a0a}
.sticker.s3{--r:-3deg;right:24%;bottom:13%;animation-delay:-4s}

/* ── футер ───────────────────────────────────── */
footer.foot{border-top:0;padding:0;color:var(--dim);font-size:15px;position:relative;overflow:hidden}
footer.foot .wrap{display:block}
.foot-grid{display:grid!important;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-top:70px;padding-bottom:50px;border-top:1px solid var(--line)}
.foot-brand p{margin:18px 0 22px;max-width:300px;color:var(--faint);font-size:15px}
.foot-bot{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;box-shadow:inset 0 0 0 1px var(--line-2);color:var(--text)!important;font:500 14px var(--mono);transition:box-shadow .3s,background .3s}
.foot-bot:hover{box-shadow:inset 0 0 0 1px var(--lime);background:rgba(215,255,58,.06)}
.foot-col{display:flex;flex-direction:column;gap:12px}
.foot-col b{font:500 11px var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
footer.foot a{color:var(--dim);text-decoration:none;transition:color .25s}
.foot-col a:hover{color:var(--lime)}
.foot-base{display:flex!important;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-bottom:14px;font-size:13px;color:var(--faint)}
.totop{all:unset;cursor:pointer;font:500 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim);display:inline-flex;gap:10px;align-items:center}
.totop i{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;box-shadow:inset 0 0 0 1px var(--line-2);font-style:normal;transition:background .3s,color .3s}
.totop:hover i{background:var(--lime);color:#0a0a0a}
.foot-word{display:flex;justify-content:center;align-items:flex-end;gap:0;margin-bottom:-.2em;user-select:none;pointer-events:none;
  font:800 14vw/1 var(--display);letter-spacing:-.06em;white-space:nowrap;padding:0 24px}
.foot-word span{flex:none;display:inline-block;background:linear-gradient(180deg,#24242b 10%,rgba(36,36,43,0) 88%);-webkit-background-clip:text;background-clip:text;color:transparent}
.foot-word .ring{width:.74em;height:.74em;margin:0 .02em .14em;border-radius:50%;box-shadow:inset 0 0 0 .14em var(--lime);background:none;filter:drop-shadow(0 0 40px rgba(215,255,58,.35))}

/* ── адаптив ─────────────────────────────────── */
@media (max-width:960px){
  .burger{display:block}
  .nav-end .btn.sm{display:none}
  .nav.solid .wrap{margin:8px 10px 0;padding:0 7px 0 18px}
  .guides{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .sticker,.stage .stamp{display:none}
  .tariff .stamp{top:-50px;right:-8px;transform:scale(.7) rotate(-8deg)}
  .final-box{border-radius:26px}
}
@media (max-width:640px){
  .ann{font-size:10.5px;gap:9px;letter-spacing:.04em}
  .ann .wide,.ann a{display:none}
  .num:before,.num:last-child:after{display:none}
  .faq details{margin:0;padding-left:0;padding-right:0}
  .faq summary:before{flex-basis:36px}.faq details p{margin-left:36px}
  .foot-grid{gap:30px}
}
@media (prefers-reduced-motion:reduce){
  .stamp svg,.portrait .ph:before,.portrait .ph:after,.sticker,.ann .dot{animation:none}
  .btn:before,.tariff:has(input[value=full]):before{animation:none}
}

/* ── голова из символов (head.js): правая половина первого экрана ── */
.hero2 .hero-inner{pointer-events:none}
.hero2 .h-copy{pointer-events:auto}
.hero2 > .head{position:absolute;z-index:1;right:0;top:calc(60px + var(--ann));width:62%;height:calc(100% - 60px - var(--ann));display:block;touch-action:pan-y;cursor:crosshair}
.head-hint{position:absolute;z-index:3;right:max(24px,calc((100vw - var(--wrap)) / 2 + 24px));bottom:28px;font:500 11px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--faint);pointer-events:none;display:flex;gap:8px;align-items:center}
.head-hint:before{content:"";width:22px;height:1px;background:var(--lime)}
.credit{font-size:11px;opacity:.7}
@media (max-width:960px){
  .hero2 .stage{display:none}
  .hero2 > .head{position:relative;right:auto;top:auto;width:100%;height:min(112vw,520px);margin-top:-20px}
  .head-hint{position:relative;right:auto;bottom:auto;justify-content:center;margin:8px 0 70px}
}
.hh-touch{display:none}
@media (pointer:coarse){.hh-touch{display:inline}.hh-mouse{display:none}}