/* Гильдия ИИнженеров — прототип v1, стиль 4 «Светлый дружелюбный» */
:root{
  --bg:#F5F2EC; --card:#FFFFFF; --ink:#1D2740; --ink2:#4C5368; --mute:#7B8092; --line:#EEE9E1;
  --navy:#1D2740; --navy2:#2E3A5C; --copper:#C9733A; --copper-l:#E59B62; --peach:#F3D9C2; --peach-l:#FFF7F0;
  --green:#239A6E; --green-l:#E4F4EC; --chip:#EAE5DC;
  --r:18px; --r-s:12px; --shadow:0 6px 20px rgba(29,39,64,.07);
  --f:'Onest',system-ui,sans-serif; --mono:'PT Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font:15px/1.5 var(--f);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;padding-bottom:84px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.mono{font-family:var(--mono)}
.lbl{font:11px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
h1{font-weight:800;letter-spacing:-.02em;line-height:1.05}
h2{font-weight:800;font-size:21px;letter-spacing:-.01em;line-height:1.15}
h3{font-weight:600;font-size:16px}
.muted{color:var(--mute)}

/* шапка */
.top{position:sticky;top:0;z-index:20;background:rgba(245,242,236,.92);backdrop-filter:blur(8px)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:20px;letter-spacing:-.01em}
.emb{width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font:800 12px var(--f);box-shadow:inset 0 0 0 2.5px var(--navy),inset 0 0 0 4px var(--copper-l)}
.logo small{display:block;font:11px var(--mono);color:var(--mute);font-weight:400;letter-spacing:.02em;margin-top:-2px}
.nav{display:none;gap:26px;font-weight:600;font-size:14.5px;color:var(--ink2)}
.nav a.on{color:var(--ink)}
.ava{width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font:600 13px var(--f)}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:10px;height:52px;padding:0 24px;font:600 16px var(--f);background:var(--navy);color:#fff;border-radius:16px;border:0;cursor:pointer;width:100%}
.btn.copper{background:var(--copper)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px #D9D3C8}
.btn.sm{height:42px;font-size:14.5px;border-radius:13px}
.btn.tg{background:#2AABEE}
.btn svg{width:20px;height:20px}
.chip{display:inline-block;font:11.5px var(--mono);padding:4px 10px;border-radius:20px;background:var(--chip);color:var(--ink2)}
.chip.green{background:var(--green-l);color:var(--green)}
.chip.copper{background:var(--peach-l);color:var(--copper)}
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow)}

/* нижняя навигация (телефон) */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;background:#fff;box-shadow:0 -4px 20px rgba(29,39,64,.06);display:grid;grid-template-columns:repeat(4,1fr);padding:8px 6px calc(8px + env(safe-area-inset-bottom))}
.tabbar a{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;font-weight:600;color:var(--mute);padding:4px 0}
.tabbar a.on{color:var(--navy)}
.tabbar svg{width:23px;height:23px}
.tabbar a.on svg{color:var(--copper)}

/* реплика маскота */
.say{display:flex;align-items:flex-end;gap:6px}
.say img{width:96px;flex:none}
.bub{position:relative;background:#fff;border-radius:18px;padding:12px 14px;font-size:14px;line-height:1.42;box-shadow:var(--shadow);margin-bottom:22px}
.bub:before{content:"";position:absolute;left:-8px;bottom:14px;border:9px solid transparent;border-right-color:#fff;border-left:0}
.bub b{color:var(--copper)}
.bub .who{display:block;font:11px var(--mono);color:var(--mute);margin-bottom:3px;letter-spacing:.04em}
.say.r{flex-direction:row-reverse}
.say.r .bub:before{left:auto;right:-8px;border-right:0;border-left:9px solid #fff;border-left-color:#fff;border-top-color:transparent;border-bottom-color:transparent}

/* ГЛАВНАЯ */
.hero{position:relative;padding:22px 0 0;overflow:hidden}
.hero .wrap{position:relative;min-height:350px}
.hero h1{font-size:38px;max-width:230px;margin-top:8px;position:relative;z-index:2}
.hero .lead{max-width:180px;position:relative;z-index:2;margin-top:12px;color:var(--ink2);font-size:14.5px}
.hero .glow{position:absolute;right:-50px;bottom:-70px;width:300px;height:300px;border-radius:50%;background:var(--peach)}
.hero .m{position:absolute;right:-24px;bottom:0;width:185px;z-index:1}
.hero .bub{position:relative;z-index:2;width:205px;margin:18px 0 26px}
.hero .bub:before{left:auto;right:-8px;border-right:0;border-left:9px solid #fff;border-top-color:transparent;border-bottom-color:transparent}
.sec{margin-top:26px}
.sec-h{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.sec-h a{font-size:13.5px;font-weight:600;color:var(--copper)}
.board{overflow:hidden}
.board-h{display:flex;justify-content:space-between;padding:12px 16px;font-weight:600;font-size:13px;border-bottom:1px solid var(--line)}
.row{display:grid;grid-template-columns:30px 1fr auto;gap:10px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.row:last-child{border-bottom:0}
.row.live{background:var(--peach-l)}
.row .no{font:13px var(--mono);color:var(--mute)}
.row b{display:block;font-weight:600;font-size:16px}
.row small{font-size:12.5px;color:var(--mute)}
.row .st{font:11px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--mute);display:flex;align-items:center;gap:6px}
.row.live .st{color:var(--green)}
.row .st i{width:8px;height:8px;border-radius:50%;background:currentColor}
.row.soon{opacity:.55}
.how{display:grid;gap:10px}
.how .card{display:grid;grid-template-columns:44px 1fr;gap:12px;padding:14px;align-items:center}
.how .n{width:44px;height:44px;border-radius:14px;background:var(--peach-l);color:var(--copper);display:grid;place-items:center;font:800 18px var(--f)}
.how p{font-size:13.5px;color:var(--ink2)}
.cards2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.site{overflow:hidden}
.site .pv{height:100px;padding:10px;display:flex;flex-direction:column;gap:5px}
.site .pv i{display:block;height:7px;border-radius:3px;background:rgba(255,255,255,.75)}
.site .pv i:nth-child(1){width:72%;height:12px}
.site .pv i:nth-child(2){width:45%}
.site .pv i:nth-child(3){width:34%;height:16px;margin-top:auto;border-radius:5px}
.site p{padding:9px 11px;font-size:12.5px;font-weight:600}
.site p span{display:block;font:10.5px var(--mono);color:var(--mute);font-weight:400}
.ranks{display:flex;gap:8px;align-items:center;overflow-x:auto}
.rank{flex:1;min-width:100px;padding:12px;text-align:center}
.rank .ic{width:42px;height:42px;margin:0 auto 6px;border-radius:50%;display:grid;place-items:center;background:var(--chip);font:800 15px var(--f);color:var(--ink2)}
.rank.on .ic{background:var(--navy);color:#fff;box-shadow:0 0 0 3px var(--peach)}
.rank b{font-size:14px;display:block}
.rank small{font-size:11.5px;color:var(--mute)}
.foot{margin-top:34px;padding:22px 0 10px;border-top:1px solid #E4DED3;font-size:12.5px;color:var(--mute)}
.foot .wrap{display:flex;flex-wrap:wrap;gap:8px 18px}

/* ВХОД */
.gate{max-width:440px;margin:0 auto;padding:26px 18px 0;text-align:center}
.gate .m{width:210px;margin:0 auto;position:relative;z-index:1}
.gate .glow{width:250px;height:250px;border-radius:50%;background:var(--peach);margin:0 auto -230px;position:relative;top:10px}
.gate h1{font-size:32px;margin-top:14px}
.gate p{color:var(--ink2);margin:10px 0 20px}
.gate .small{font-size:12px;color:var(--mute);margin-top:14px}
.gate .steps3{text-align:left;margin-top:22px;display:grid;gap:8px}
.gate .steps3 div{display:flex;gap:10px;align-items:center;font-size:14px;background:#fff;border-radius:14px;padding:11px 13px;box-shadow:var(--shadow)}
.gate .steps3 span{width:26px;height:26px;border-radius:50%;background:var(--peach-l);color:var(--copper);display:grid;place-items:center;font:800 13px var(--f);flex:none}

/* КУРС */
.khead{padding-top:16px}
.crumbs{font:11.5px var(--mono);color:var(--mute);letter-spacing:.02em}
.khero{margin-top:12px;padding:20px;background:linear-gradient(140deg,var(--navy),var(--navy2));color:#fff;border-radius:22px;position:relative;overflow:hidden;min-height:250px}
.khero h1{font-size:34px;max-width:220px}
.khero p{color:#C9CEDD;font-size:14px;max-width:200px;margin-top:10px}
.khero .m{position:absolute;right:-16px;bottom:0;width:170px}
.khero .glow{position:absolute;right:-40px;bottom:-60px;width:230px;height:230px;border-radius:50%;background:rgba(229,155,98,.35)}
.khero .chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px;max-width:210px}
.khero .chip{background:rgba(255,255,255,.12);color:#fff}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.facts .card{padding:14px}
.facts b{display:block;font-size:20px;font-weight:800}
.facts small{font-size:12.5px;color:var(--mute)}
.need{padding:14px 16px}
.need li{list-style:none;display:flex;gap:10px;padding:7px 0;font-size:14px;border-bottom:1px solid var(--line)}
.need li:last-child{border-bottom:0}
.need li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--copper);margin-top:7px;flex:none}
.tiers{display:grid;gap:10px}
.tier{padding:16px;display:grid;grid-template-columns:1fr auto;gap:6px;align-items:center}
.tier b{font-size:16px}
.tier p{font-size:13px;color:var(--mute);grid-column:1/-1}

/* МАРШРУТ */
.route .st{position:relative;display:grid;grid-template-columns:32px 1fr;gap:12px;padding-bottom:16px}
.route .st:before{content:"";position:absolute;left:15px;top:30px;bottom:0;width:2px;background:#D9D3C8}
.route .st:last-child:before{display:none}
.route .st.done:before{background:var(--green)}
.route .dot{width:32px;height:32px;border-radius:50%;border:2px solid #D9D3C8;display:grid;place-items:center;font:12px var(--mono);background:var(--bg);color:var(--mute);z-index:1}
.route .done .dot{background:var(--green);border-color:var(--green);color:#fff}
.route .cur .dot{border-color:var(--copper);color:var(--copper);box-shadow:0 0 0 5px rgba(201,115,58,.18)}
.route .lock .dot svg{width:14px;height:14px}
.route b{font-weight:600;font-size:15px;display:block;padding-top:5px}
.route small{font-size:12.5px;color:var(--mute);display:block}
.route .lock b{color:var(--mute)}
.route .plain{font-size:12.5px;color:var(--ink2)}
.curbox{margin-top:9px;padding:12px;border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.curbox .btn{margin-top:8px}
.route .paid .dot{border-style:dashed}

/* КАБИНЕТ */
.pass{padding:18px;background:linear-gradient(140deg,var(--navy),var(--navy2));color:#fff;border-radius:22px;position:relative;overflow:hidden}
.pass:after{content:"";position:absolute;right:-60px;top:-60px;width:180px;height:180px;border-radius:50%;border:26px solid rgba(255,255,255,.04)}
.pass-top{display:flex;justify-content:space-between;font:11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#AEB4C8}
.pass-id{display:flex;gap:13px;align-items:center;margin:15px 0}
.pass-ph{width:60px;height:60px;border-radius:50%;background:var(--peach);color:var(--navy);display:grid;place-items:center;font:800 20px var(--f);flex:none}
.pass-id b{font-size:19px;font-weight:800;display:block}
.pass-id small{font:12px var(--mono);color:#AEB4C8}
.rankline{display:inline-flex;align-items:center;gap:6px;margin-top:5px;font-size:12px;font-weight:600;background:rgba(229,155,98,.18);color:var(--copper-l);padding:3px 10px;border-radius:20px}
.seals{display:flex;gap:6px;margin-top:6px}
.seal{flex:1;height:38px;border:1.5px dashed #56607E;border-radius:11px;display:grid;place-items:center;font:11px var(--mono);color:#AEB4C8}
.seal.on{background:var(--copper-l);border:0;color:var(--navy);font-weight:700}
.pass-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:11px;font:11px var(--mono);color:#AEB4C8}
.bars{height:16px;width:100px;background:repeating-linear-gradient(90deg,#fff 0 2px,transparent 2px 4px,#fff 4px 5px,transparent 5px 8px);opacity:.8}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.tile{padding:14px}
.tile b{display:block;font-weight:600;font-size:15px;margin:5px 0 2px}
.tile small{font-size:12px;color:var(--mute)}
.ok{color:var(--green)}
.mycourse{padding:14px 16px;display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center}
.prog{grid-column:1/-1;display:flex;gap:4px;margin-top:6px}
.prog i{flex:1;height:7px;border-radius:4px;background:var(--chip)}
.prog i.on{background:var(--green)}
.prog i.cur{background:var(--copper-l)}

/* УРОК */
.lh h1{font-size:28px;margin-top:6px}
.lh .meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.video{margin-top:14px;aspect-ratio:16/9;border-radius:var(--r);background:linear-gradient(140deg,#2A3554,#1D2740);position:relative;overflow:hidden}
.video .play{position:absolute;left:50%;top:50%;width:62px;height:62px;margin:-31px 0 0 -31px;border-radius:50%;background:var(--copper);display:grid;place-items:center;box-shadow:0 0 0 8px rgba(201,115,58,.25)}
.video .play:after{content:"";border:11px solid transparent;border-left:17px solid #fff;margin-left:8px}
.video .dur{position:absolute;right:10px;bottom:10px;font:11px var(--mono);color:#eee;background:rgba(0,0,0,.5);padding:3px 7px;border-radius:6px}
.video .vm{position:absolute;left:-6px;bottom:0;width:31%}
.tabs{display:flex;gap:6px;margin-top:16px;overflow-x:auto}
.tabs a{font-size:13.5px;font-weight:600;padding:8px 14px;border-radius:20px;background:var(--chip);color:var(--ink2);white-space:nowrap}
.tabs a.on{background:var(--navy);color:#fff}
.steps .step{display:grid;grid-template-columns:30px 1fr;gap:10px;margin-bottom:16px}
.steps .n{width:28px;height:28px;border-radius:50%;background:var(--peach-l);color:var(--copper);display:grid;place-items:center;font:800 13px var(--f)}
.steps p{font-weight:600;font-size:14.5px;padding-top:3px}
.steps .hint{font-weight:400;font-size:13px;color:var(--mute);margin-top:2px}
.code{margin-top:8px;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:9px 9px 9px 13px;background:var(--navy);color:var(--peach);border-radius:12px;font:12.5px var(--mono)}
.code em{font-style:normal;font:600 11px var(--f);padding:6px 10px;border-radius:9px;background:#33416A;color:#fff;cursor:pointer;flex:none}
.quiz .q{padding:14px 16px}
.quiz .opt{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:12px;background:var(--bg);margin-top:7px;font-size:14px}
.quiz .opt i{width:18px;height:18px;border-radius:50%;border:2px solid #CFC8BC;flex:none}
.quiz .opt.y{background:var(--green-l)}
.quiz .opt.y i{border:5px solid var(--green)}
.aside{display:none}

/* СДАЧА */
.field{margin-top:14px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field .in{background:#fff;border-radius:14px;padding:13px 14px;font-size:14px;color:var(--ink2);box-shadow:inset 0 0 0 1.5px #E4DED3;min-height:48px}
.field .in.area{min-height:96px}
.drop{border:2px dashed #D9D3C8;border-radius:16px;padding:18px;text-align:center;font-size:13.5px;color:var(--mute);background:#FBFAF7}
.drop b{color:var(--copper)}
.file{display:flex;gap:10px;align-items:center;background:#fff;border-radius:14px;padding:10px 12px;box-shadow:var(--shadow);margin-top:8px;font-size:13.5px}
.file .ic{width:36px;height:36px;border-radius:10px;background:var(--peach-l);color:var(--copper);display:grid;place-items:center;font:600 10px var(--mono)}
.file small{display:block;color:var(--mute);font-size:11.5px}
.check{padding:12px 16px}
.check div{display:flex;gap:10px;align-items:center;font-size:14px;padding:6px 0}
.check i{width:20px;height:20px;border-radius:50%;border:2px solid #D9D3C8;flex:none;display:grid;place-items:center}
.check i.y{background:var(--green);border-color:var(--green)}
.check i.y:after{content:"";width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) translate(-1px,-1px)}
.status{display:flex;gap:10px;padding:12px 14px;border-radius:14px;background:var(--peach-l);font-size:13.5px;color:var(--ink2)}

/* ПЕЧАТЬ */
.win{text-align:center;padding:24px 18px 0;max-width:460px;margin:0 auto;position:relative}
.stamp{width:170px;height:170px;margin:6px auto 0;border-radius:50%;display:grid;place-items:center;position:relative;transform:rotate(-8deg);animation:stamp .7s cubic-bezier(.2,1.6,.4,1) both}
.stamp:before{content:"";position:absolute;inset:0;border-radius:50%;background:var(--copper);box-shadow:0 10px 30px rgba(201,115,58,.35)}
.stamp:after{content:"";position:absolute;inset:9px;border-radius:50%;border:2px dashed rgba(255,255,255,.6)}
.stamp span{position:relative;z-index:1;color:#fff;text-align:center;line-height:1.05}
.stamp small{display:block;font:11px var(--mono);letter-spacing:.14em}
.stamp b{display:block;font:800 46px var(--f)}
@keyframes stamp{0%{transform:scale(2.2) rotate(-25deg);opacity:0}100%{transform:scale(1) rotate(-8deg);opacity:1}}
@media (prefers-reduced-motion:reduce){.stamp{animation:none}}
.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.confetti i{position:absolute;width:8px;height:14px;border-radius:2px;opacity:.85}
.win h1{font-size:30px;margin-top:20px}
.win p{color:var(--ink2);margin-top:8px}
.win .say{justify-content:center;margin-top:16px;text-align:left}
.unlock{margin-top:16px;padding:14px 16px;text-align:left;display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center}
.unlock .n{width:44px;height:44px;border-radius:50%;border:2px solid var(--copper);color:var(--copper);display:grid;place-items:center;font:12px var(--mono);box-shadow:0 0 0 5px rgba(201,115,58,.15)}

/* АРСЕНАЛ */
.keybox{padding:16px;background:linear-gradient(140deg,var(--navy),var(--navy2));color:#fff;border-radius:20px}
.keybox .code{background:rgba(255,255,255,.08);margin-top:10px}
.keybox p{font-size:13px;color:#C9CEDD;margin-top:8px}
.skills{overflow:hidden}
.skill{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line)}
.skill:last-child{border-bottom:0}
.skill .ic{width:40px;height:40px;border-radius:12px;background:var(--peach-l);display:grid;place-items:center;color:var(--copper)}
.skill .ic svg{width:20px;height:20px}
.skill b{font-weight:600;font-size:14.5px;display:block}
.skill small{font-size:12px;color:var(--mute)}
.skill.locked{opacity:.5}
.skill.locked .ic{background:var(--chip);color:var(--mute)}

/* компьютер */
@media (min-width:900px){
  body{padding-bottom:0}
  .tabbar{display:none}
  .nav{display:flex}
  .hero .wrap{min-height:440px}
  .hero h1{font-size:72px;max-width:520px}
  .hero .lead{max-width:420px;font-size:17px}
  .hero .m{width:330px;right:40px}
  .hero .glow{width:460px;height:460px;right:-10px;bottom:-120px}
  .hero .bub{width:320px;font-size:15px}
  .grid2{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:start}
  .grid2 > div > .sec:first-child{margin-top:26px}
  .how{grid-template-columns:1fr}
  .cards2{grid-template-columns:repeat(4,1fr)}
  .khero{min-height:300px;padding:34px}
  .khero h1{font-size:52px;max-width:520px}
  .khero p{max-width:440px;font-size:16px}
  .khero .chips{max-width:none}
  .khero .m{width:250px;right:40px}
  .facts{grid-template-columns:repeat(4,1fr)}
  .lgrid{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:start}
  .aside{display:block;position:sticky;top:80px}
  .lh h1{font-size:40px}
  .gate{padding-top:50px}
  .win{padding-top:50px}
}

/* режим скриншота */
.shot body{padding-bottom:0}
.shot .tabbar{position:sticky}
.shot .top{position:relative}

/* УРОК 1 · настоящая страница урока */
.lsub{font-size:16px;color:var(--ink2);margin-top:6px;font-weight:600}
.vbox{margin-top:14px;border-radius:var(--r);overflow:hidden;background:#1D2740;box-shadow:var(--shadow)}
.vbox video{display:block;width:100%;aspect-ratio:1790/1080;background:#1D2740}
.chap{margin-top:12px;padding:6px 6px}
.chap a{display:grid;grid-template-columns:52px 1fr;gap:8px;padding:8px 10px;border-radius:10px;font-size:14px;cursor:pointer}
.chap a:hover,.chap a.on{background:var(--peach-l)}
.chap a span{font:12.5px var(--mono);color:var(--copper);padding-top:1px}
.chap details summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;padding:8px 10px;font-weight:600}
.chap details summary::-webkit-details-marker{display:none}
.chap details summary:after{content:"+";font:600 18px var(--f);color:var(--copper)}
.chap details[open] summary:after{content:"–"}
.formula{background:var(--navy);color:#fff;border-radius:var(--r);padding:22px 20px 20px;position:relative;overflow:hidden}
.formula .eq{font-weight:800;font-size:26px;line-height:1.15;letter-spacing:-.01em;margin-top:8px}
.formula .eq em{font-style:normal;color:var(--copper-l)}
.formula p{color:#C9CEDC;font-size:14px;margin-top:12px;max-width:520px}
.formula .big{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.14);font-weight:800;font-size:18px}
.formula .big span{color:var(--copper-l)}
.gloss{display:grid;gap:8px}
.gloss details{background:#fff;border-radius:14px;box-shadow:var(--shadow)}
.gloss summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:30px 1fr 18px;gap:8px;align-items:center;padding:12px 14px;font-weight:600;font-size:15px}
.gloss summary::-webkit-details-marker{display:none}
.gloss summary i{font:600 12px var(--mono);font-style:normal;color:var(--copper);background:var(--peach-l);border-radius:8px;height:26px;display:grid;place-items:center}
.gloss summary small{display:block;font-weight:400;font-size:12.5px;color:var(--mute)}
.gloss summary:after{content:"+";font:600 18px var(--f);color:var(--copper);text-align:right}
.gloss details[open] summary:after{content:"–"}
.gloss .def{padding:0 14px 14px 52px;font-size:14px;color:var(--ink2)}
.gloss .def b{color:var(--ink)}
.gtabs{display:flex;gap:6px;margin:12px 0}
.gtabs a{font-size:13.5px;font-weight:600;padding:8px 14px;border-radius:20px;background:var(--chip);color:var(--ink2);cursor:pointer}
.gtabs a.on{background:var(--navy);color:#fff}
.guild{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.guild .card{padding:14px}
.guild b{display:block;font-weight:800;font-size:16px;margin-top:4px}
.guild small{display:block;font-size:12.5px;color:var(--ink2);margin-top:3px;line-height:1.4}
.cost{display:grid;gap:10px}
.cost .card{padding:14px 16px;display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:center}
.cost .sum{font-weight:800;font-size:22px;letter-spacing:-.02em;color:var(--navy)}
.cost .sum small{display:block;font:11px var(--mono);color:var(--mute);font-weight:400;letter-spacing:0}
.cost b{font-weight:600;font-size:14.5px;display:block}
.cost p{font-size:13px;color:var(--mute)}
.task .part{margin-top:16px}
.task .part h3{display:flex;gap:10px;align-items:center}
.task .part h3 i{font-style:normal;width:26px;height:26px;border-radius:50%;background:var(--copper);color:#fff;display:grid;place-items:center;font:800 12.5px var(--f);flex:none}
.task .part>p{font-size:13.5px;color:var(--mute);margin:4px 0 0 36px}
.task textarea,.task input[type=text]{width:100%;margin-top:8px;font:14px/1.45 var(--f);color:var(--ink);background:#fff;border:0;border-radius:14px;padding:12px 14px;box-shadow:inset 0 0 0 1.5px #E4DED3;resize:vertical;min-height:48px}
.task textarea{min-height:110px}
.task textarea:focus,.task input:focus{outline:0;box-shadow:inset 0 0 0 2px var(--copper)}
.wpick{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.wpick label{font-size:13px;padding:6px 11px;border-radius:20px;background:#fff;box-shadow:inset 0 0 0 1.5px #E4DED3;cursor:pointer;user-select:none}
.wpick input{display:none}
.wpick input:checked+span{color:var(--copper);font-weight:600}
.wpick label:has(input:checked){background:var(--peach-l);box-shadow:inset 0 0 0 1.5px var(--copper-l)}
.cnt{font:12px var(--mono);color:var(--mute);margin-top:6px}
.cnt.ok{color:var(--green)}
.paths{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.paths label{background:#fff;border-radius:14px;padding:11px 12px;box-shadow:inset 0 0 0 1.5px #E4DED3;cursor:pointer;font-size:13px;color:var(--mute);line-height:1.35}
.paths label b{display:block;color:var(--ink);font-size:14px;font-weight:600}
.paths input{display:none}
.paths label:has(input:checked){background:var(--peach-l);box-shadow:inset 0 0 0 2px var(--copper)}
.r5{display:grid;gap:8px}
.r5 div{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:center;background:#fff;border-radius:14px;padding:10px 12px;box-shadow:var(--shadow)}
.r5 .n{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:12px var(--mono);border:2px solid #D9D3C8;color:var(--mute)}
.r5 .cur .n{border-color:var(--copper);color:var(--copper);box-shadow:0 0 0 4px rgba(201,115,58,.16)}
.r5 b{font-weight:600;font-size:14.5px;display:block}
.r5 small{font-size:12.5px;color:var(--mute)}
.r5 .chip{font-size:10.5px}
@media (min-width:900px){
 .formula .eq{font-size:34px}
 .guild{grid-template-columns:repeat(4,1fr)}
 .cost{grid-template-columns:repeat(3,1fr)}
 .cost .card{grid-template-columns:1fr;align-items:start}
 .paths{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:900px){#chapm{display:none}}
/* содержание видео: компактное окно со своей прокруткой (правка Алексея 11.11) */
.chl{position:relative}
#chapm .chl{max-height:300px;overflow-y:auto}
.chh{display:flex;justify-content:space-between;align-items:center;padding:4px 6px 8px 10px}
.chh button{font:600 12.5px var(--f);color:var(--copper);background:var(--peach-l);border:0;border-radius:10px;padding:5px 10px;cursor:pointer}
#chapd{padding:10px 6px}
#chapd .chl{max-height:340px;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#D9D3C8 transparent;
 -webkit-mask:linear-gradient(#000 calc(100% - 28px),transparent);mask:linear-gradient(#000 calc(100% - 28px),transparent);padding-bottom:20px}
#chapd.min .chl{max-height:none!important;overflow:visible;-webkit-mask:none;mask:none;padding-bottom:0}
#chapd.min .chl a:not(.on){display:none}
.err{font-size:13px;color:#C0392B;margin-top:6px;min-height:0}
.err:empty{display:none}
.task textarea.bad,.task input.bad{box-shadow:inset 0 0 0 2px #E07A6B}
.task textarea:disabled,.task input:disabled{background:#FBFAF7;color:var(--ink2)}
[hidden]{display:none!important}
/* УРОК 2: ролики по шагам */
.vph{margin-top:14px;aspect-ratio:16/9;border-radius:var(--r);background:linear-gradient(140deg,#2A3554,#1D2740);display:flex;align-items:center;justify-content:center;gap:14px;color:#fff;padding:20px;text-align:left}
.xs .vph{aspect-ratio:auto;padding:22px 18px;justify-content:flex-start;margin-top:4px}
.vph .pl{width:52px;height:52px;border-radius:50%;border:2px dashed rgba(255,255,255,.45);flex:none;display:grid;place-items:center}
.vph .pl:after{content:"";border:9px solid transparent;border-left:14px solid rgba(255,255,255,.55);margin-left:7px}
.vph b{display:block;font-weight:700;font-size:16px}
.vph small{display:block;font:12px var(--mono);color:#AEB4C8;margin-top:3px}
.dl{margin-top:10px}
.dl .btn{width:auto}
.vlen{font:12px var(--mono);color:var(--mute);margin-top:6px}
.xsl{display:grid;gap:10px}
.xs{background:#fff;border-radius:16px;box-shadow:var(--shadow)}
.xs summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:center;padding:13px 14px}
.xs summary::-webkit-details-marker{display:none}
.xn{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:800 14px var(--f);background:var(--peach-l);color:var(--copper)}
.xt b{display:block;font-weight:600;font-size:15.5px}
.xt small{font:12px var(--mono);color:var(--mute)}
.xd{display:none;font:600 12px var(--f);color:var(--green);background:var(--green-l);padding:4px 10px;border-radius:20px}
.xs.done .xn{background:var(--green);color:#fff;font-size:0}
.xs.done .xn:after{content:"✓";font-size:15px}
.xs.done .xd{display:inline-block}
.xs[open] .xn{box-shadow:0 0 0 4px rgba(201,115,58,.16)}
.xb{padding:0 14px 16px}
.xb .vbox{margin-top:4px}
.todo{margin:12px 0 0 18px;font-size:14px;display:grid;gap:5px}
.todo li::marker{color:var(--copper);font-weight:700}
.warnx{margin-top:12px;border-left:4px solid var(--copper);padding:6px 0 6px 12px;font-size:13.5px;color:var(--ink2);background:var(--peach-l);border-radius:0 10px 10px 0}
.ways{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.ways div{background:var(--bg);border-radius:12px;padding:10px 12px;font-size:13px}
.ways b{display:block;font-weight:600;font-size:13.5px}
.ways small{color:var(--mute);font-size:12px}
.xok{margin-top:14px}
.faq summary i{font-family:var(--f)}
/* шаги 2–4: главы видео, мини-подсказка, ссылка скоро (12.11) */
.vch{display:flex;gap:6px;overflow-x:auto;margin:10px -14px 0;padding:0 14px 4px;scrollbar-width:none}
.vch::-webkit-scrollbar{display:none}
.vch button{flex:none;border:0;background:var(--bg);color:var(--ink2);font:13px var(--f);padding:7px 11px;border-radius:20px;cursor:pointer;white-space:nowrap}
.vch button b{font:600 11.5px var(--mono);color:var(--copper);margin-right:6px}
.vch button.on{background:var(--navy);color:#fff}
.vch button.on b{color:var(--copper-l)}
.say.mini{margin:16px 0 4px}
.say.mini img{width:64px}
.say.mini .bub{font-size:13.5px}
.xb .dl{margin-top:10px}
.xok{margin-top:14px}
.soonlink{display:inline-block;font:11px var(--mono);padding:1px 7px;border-radius:10px;background:var(--chip);color:var(--mute);white-space:nowrap}
.ways small .soonlink{margin-top:4px}
@media (min-width:900px){.vch{flex-wrap:wrap;overflow:visible;margin:10px 0 0;padding:0}}
.xsl{grid-template-columns:minmax(0,1fr)}
.xs,.xb,.lgrid>div{min-width:0}
.xb a:not(.btn){color:var(--copper);font-weight:600;text-decoration:underline;text-decoration-color:#C9733A66;text-underline-offset:3px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:2px 0}
.crumbs a{color:var(--ink2);text-decoration:underline;text-decoration-color:#C9733A55;text-underline-offset:3px;padding:6px 0}
.crumbs a:hover{color:var(--copper)}
.crumbs i{font-style:normal;margin:0 7px;color:var(--mute)}
.crumbs span{color:var(--mute)}
.route .open .dot{border-color:var(--copper-l);color:var(--copper)}

/* ===== платформа Гильдии (12.11.2026): то, чего не было в прототипе ===== */
.wrap.narrow{max-width:720px}
.errbox{margin:12px 0;padding:12px 14px;border-radius:12px;background:#FCE9E4;color:#8A2A12;font-size:14px;border-left:4px solid #C9433A}
.okbox{margin:12px 0;padding:12px 14px;border-radius:12px;background:var(--green-l);color:var(--green);font-size:14px}
.stepnav{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin:28px 0 8px}
.stepnav .btn{width:auto;padding:0 16px}
.stepnav .is-off{color:var(--mute);cursor:default}
.stepnav .is-off svg{width:14px;height:14px}
.pechat{display:flex;gap:16px;align-items:center;padding:14px 16px;margin-bottom:12px}
.pechat .stamp{width:92px;height:92px;margin:0;flex:none}
.pechat .stamp b{font-size:28px}
.pechat .stamp small{font-size:8.5px}
.pechat .stamp:after{inset:6px}
pre.proof{white-space:pre-wrap;font:13px/1.5 var(--mono);color:var(--ink2);margin-top:10px;max-height:320px;overflow:auto}
ul.files{margin:8px 0 0 18px;font-size:14px}
ul.files a{color:var(--copper);text-decoration:underline}
.route .open .dot{border-color:var(--copper-l);color:var(--copper)}
.route a.sl{text-decoration:underline;text-decoration-color:#C9733A55;text-underline-offset:3px}
.task input[type=text],.task textarea,.wrap input:not([type=checkbox]):not([type=file]):not([type=hidden]){width:100%}
.taskform button[disabled]{opacity:.6;cursor:wait}
.aj{cursor:pointer}
details.card summary{cursor:pointer;font-weight:600;font-size:14px}