/* Раздел «История форума»: та же тёмная сцена, что у сайта 2027 (зелёный и фиолетовый свет, Montserrat), но спокойнее — это архив, а не продающая страница. */
@font-face{font-family:'Montserrat';src:url('../assets/fonts/Montserrat-var.woff') format('woff');font-weight:100 900;font-style:normal;font-display:swap}
:root{
  color-scheme:dark;
  --bg:#000; --card:#121214; --card-hi:#1a1a1e; --line:rgba(255,255,255,.14);
  --fg:#fff; --muted:#c6c8c6; --dim:#8d908d;
  --green:#009933; --green-hi:#2fc564; --violet:#5b218d; --violet-hi:#b07cf0; --gold:#e3b54d;
  --paper:#fff; --ink:#0a0a0a; --ink-muted:#4d524e;
  --font:"Montserrat","Segoe UI",Arial,sans-serif; --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:118px}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,p,figure,blockquote{margin:0}
button{font-family:var(--font)}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--green-hi);outline-offset:3px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.band{padding-block:clamp(52px,7vw,96px);position:relative}
.band > .wrap{position:relative;z-index:1;display:grid;gap:clamp(24px,4vw,40px)}
.head{display:grid;gap:12px;max-width:820px}
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--green-hi)}
h2{font-size:clamp(1.6rem,3.6vw,2.7rem);font-weight:800;line-height:1.1;text-transform:uppercase;text-wrap:balance}
h2 em{font-style:normal;color:transparent;-webkit-text-stroke:1.5px var(--fg)}
h3{font-size:1.1rem;font-weight:700;line-height:1.3}
.lead{font-size:clamp(1rem,1.5vw,1.15rem);color:var(--muted);max-width:66ch}
.small{font-size:.8rem;color:var(--dim)}
.todo{display:inline-block;color:var(--gold);border:1px dashed var(--gold);border-radius:8px;padding:2px 8px;font-size:.85rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 28px;border-radius:999px;border:0;background:var(--green);color:var(--fg);font:600 1rem var(--font);text-decoration:none;cursor:pointer;transition:background .15s,transform .15s,box-shadow .2s}
.btn:hover{background:var(--green-hi);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,153,51,.45)}
.btn.ghost{background:transparent;border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--green-hi);box-shadow:none}

/* свечение фона */
.spots{overflow-x:clip}
.spots::before,.spots::after{content:"";position:absolute;z-index:0;border-radius:50%;filter:blur(90px);pointer-events:none}
.spots::before{width:480px;height:480px;left:-220px;top:20%;background:var(--violet);opacity:.6;animation:drift 22s ease-in-out infinite alternate}
.spots::after{width:400px;height:400px;right:-200px;top:55%;background:var(--green);opacity:.32;animation:drift 26s ease-in-out infinite alternate-reverse}
.spots.alt::before{left:auto;right:-220px}.spots.alt::after{right:auto;left:-200px}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(60px,40px) scale(1.15)}}
@media (max-width:860px){.spots::before{width:280px;height:280px;left:-160px}.spots::after{width:240px;height:240px;right:-140px}.spots.alt::before{left:auto;right:-160px}.spots.alt::after{right:auto;left:-140px}}

/* появление при прокрутке */
.js .rv{opacity:.55;transform:translateY(20px);transition:opacity .6s,transform .6s}
.js .rv.in{opacity:1;transform:none}

/* шапка */
.top{position:sticky;top:0;z-index:8;background:rgba(0,0,0,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;padding-block:10px}
.logo img{height:40px;width:auto}
.years{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap;justify-content:flex-end}
.years a{font-size:.84rem;font-weight:600;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:7px 14px;transition:border-color .15s,background .15s,color .15s}
.years a:hover{border-color:var(--green-hi)}
.years a[aria-current="page"]{background:var(--fg);color:var(--ink);border-color:var(--fg)}
.top .btn{min-height:38px;padding:0 18px;font-size:.84rem}
@media (max-width:760px){.logo img{height:30px}.top .btn{display:none}.years a{padding:6px 10px;font-size:.78rem}}

/* первый экран страницы форума */
.hero{position:relative;overflow:hidden;overflow:clip;min-height:min(82vh,760px);display:grid;align-items:end}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;transform:scale(1.04)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,.55) 45%,#000 100%),radial-gradient(60% 70% at 10% 80%,rgba(91,33,141,.55),transparent 70%)}
.hero .wrap{position:relative;z-index:1;display:grid;gap:20px;padding-block:clamp(60px,9vw,110px) clamp(40px,6vw,70px)}
.crumbs{font-size:.84rem;color:var(--muted)}
.crumbs a{text-decoration:none;border-bottom:1px solid var(--line)}
.crumbs a:hover{color:var(--green-hi);border-color:var(--green-hi)}
.year{font-size:clamp(5rem,18vw,13rem);font-weight:900;line-height:.8;letter-spacing:-.03em;color:transparent;-webkit-text-stroke:2px rgba(255,255,255,.75)}
h1{font-size:clamp(2rem,5.4vw,4.2rem);font-weight:900;line-height:.98;text-transform:uppercase;letter-spacing:-.01em;max-width:18ch}
.theme{font-size:clamp(1.05rem,2vw,1.45rem);font-weight:600;max-width:46ch}
.meta{display:flex;flex-wrap:wrap;gap:8px}
.meta span{font-size:.88rem;border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:rgba(0,0,0,.45)}
.nums{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.num{border:1px solid var(--line);border-radius:18px;padding:18px 18px 16px;background:rgba(0,0,0,.5);display:grid;gap:4px}
.num b{font-size:clamp(2rem,4vw,2.8rem);font-weight:900;line-height:1;font-variant-numeric:tabular-nums}
.num span{font-size:.84rem;color:var(--muted)}

/* навигация по разделам страницы */
.toc{position:sticky;top:61px;z-index:7;background:rgba(0,0,0,.8);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.toc .wrap{display:flex;gap:6px;overflow-x:auto;padding-block:8px;scrollbar-width:none}
.toc .wrap::-webkit-scrollbar{display:none}
.toc a{flex:none;font-size:.82rem;font-weight:600;text-decoration:none;color:var(--muted);padding:6px 12px;border-radius:999px;transition:color .15s,background .15s}
.toc a:hover,.toc a.on{color:var(--fg);background:var(--card-hi)}
@media (max-width:760px){.toc{top:51px}}

/* рассказ */
.story{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(24px,4vw,48px);align-items:start}
.story-text{display:grid;gap:16px;color:var(--muted);font-size:1.04rem}
.story-text p:first-child{color:var(--fg);font-size:clamp(1.1rem,1.8vw,1.3rem);font-weight:600;line-height:1.45}
.story-pics{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.story-pics img{width:100%;height:100%;aspect-ratio:4/5;object-fit:cover;border-radius:16px}
.story-pics img:first-child{grid-column:1/-1;aspect-ratio:16/10}
@media (max-width:860px){.story{grid-template-columns:1fr}}

/* видео */
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.video{display:grid;gap:10px;min-width:0}
.video-box{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.video-box button{position:absolute;inset:0;width:100%;height:100%;border:0;padding:0;cursor:pointer;background:#000;color:var(--fg)}
.video-box button img{width:100%;height:100%;object-fit:cover;opacity:.78;transition:opacity .25s,transform .5s}
.video-box button:hover img{opacity:1;transform:scale(1.04)}
.video-box .play{position:absolute;left:50%;top:50%;width:72px;height:72px;margin:-36px 0 0 -36px;border-radius:50%;background:var(--green);box-shadow:0 0 0 10px rgba(0,153,51,.25);display:grid;place-items:center;transition:transform .2s}
.video-box button:hover .play{transform:scale(1.1)}
.video-box .play::after{content:"";border-left:20px solid #fff;border-block:12px solid transparent;margin-left:6px}
.video-box iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video p{font-size:.92rem;color:var(--muted)}

/* галерея */
.gal{columns:4 240px;column-gap:10px}
.gal a{display:block;margin-bottom:10px;break-inside:avoid;border-radius:14px;overflow:hidden;cursor:zoom-in;background:var(--card);position:relative}
.gal img{width:100%;height:auto;transition:transform .5s,filter .3s}
.gal a:hover img{transform:scale(1.04);filter:brightness(1.12)}
.gal-more{justify-self:center}
.gal.short a:nth-child(n+17){display:none}
.lb{border:0;padding:0;background:transparent;color:var(--fg);max-width:100vw;max-height:100vh;width:100vw;height:100vh;margin:0}
.lb::backdrop{background:rgba(0,0,0,.94)}
.lb[open]{display:grid;grid-template-rows:1fr auto}
.lb-stage{display:grid;place-items:center;min-height:0;padding:16px 16px 0;touch-action:pan-y}
.lb-stage img{max-width:100%;max-height:calc(100vh - 96px);width:auto;height:auto;border-radius:10px;object-fit:contain}
.lb-bar{display:flex;align-items:center;gap:10px;padding:14px 16px}
.lb-bar p{margin-right:auto;color:var(--muted);font-variant-numeric:tabular-nums}
.lb-bar button{width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--fg);font-size:1.15rem;cursor:pointer}
.lb-bar button:hover{border-color:var(--green-hi)}

/* спикеры */
.speakers{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.sp{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;display:grid;gap:12px;align-content:start;transition:border-color .25s,transform .25s;min-width:0}
.sp:hover{border-color:var(--green-hi);transform:translateY(-4px)}
.sp-top{display:flex;gap:14px;align-items:center}
.sp-top img{width:76px;height:76px;border-radius:50%;object-fit:cover;flex:none;background:var(--card-hi)}
.sp-top b{display:block;font-size:1.05rem;line-height:1.25}
.sp-top span{font-size:.84rem;color:var(--dim)}
.sp-topic{font-weight:600;line-height:1.35;color:var(--fg);border-left:3px solid var(--green-hi);padding-left:12px}
.sp details summary{cursor:pointer;font-size:.84rem;color:var(--green-hi);list-style:none}
.sp details summary::-webkit-details-marker{display:none}
.sp details summary::after{content:" +"}
.sp details[open] summary::after{content:" −"}
.sp ul{margin:10px 0 0;padding-left:1.1em;display:grid;gap:5px;font-size:.88rem;color:var(--muted)}

/* программа */
.days{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;align-items:start}
.day{background:var(--paper);color:var(--ink);border-radius:20px;padding:clamp(20px,3vw,30px);display:grid;gap:4px}
.day h3{font-size:1.25rem;margin-bottom:10px}
.slot{display:grid;grid-template-columns:110px minmax(0,1fr);gap:14px;padding-block:10px;border-top:1px solid #dfe3df}
.slot time{font-weight:700;font-variant-numeric:tabular-nums;color:var(--ink-muted);font-size:.92rem}
.slot ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.slot li b{display:block;font-size:.84rem;color:var(--ink-muted);font-weight:600}
.slot li{font-weight:600;line-height:1.35}
.slot .soft{color:var(--ink-muted);font-weight:500}
@media (max-width:900px){.days{grid-template-columns:1fr}}
@media (max-width:480px){.slot{grid-template-columns:1fr;gap:4px}}

/* отзывы */
.reviews{columns:3 300px;column-gap:14px}
.rev{break-inside:avoid;margin-bottom:14px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;display:grid;gap:14px}
.rev p{color:var(--muted);font-size:.95rem}
.rev footer{display:flex;gap:12px;align-items:center;font-size:.86rem;line-height:1.35}
.rev footer img{width:52px;height:52px;border-radius:50%;object-fit:cover;flex:none}
.rev footer b{display:block;color:var(--fg)}

/* гала-ужин и Байкал */
.events{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.ev{background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;display:grid;align-content:start;min-width:0}
.ev-pics{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}
.ev-pics a{display:block;aspect-ratio:1;overflow:hidden;cursor:zoom-in}
.ev-pics a:first-child{grid-column:span 3;aspect-ratio:16/9}
.ev-pics a:nth-child(3n):last-child{grid-column:span 2;aspect-ratio:2/1}
.ev-pics img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.ev-pics a:hover img{transform:scale(1.05)}
.ev-txt{padding:24px;display:grid;gap:10px}
.ev-txt .when{font-size:.78rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.ev-txt p{color:var(--muted)}
@media (max-width:860px){.events{grid-template-columns:1fr}}

/* партнёры */
.partners{display:grid;gap:26px}
.partners h3{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);font-weight:600}
.logos{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.logos div{background:var(--paper);border-radius:14px;aspect-ratio:3/2;display:grid;place-items:center;padding:12px}
.logos img{max-height:100%;width:auto;max-width:100%;object-fit:contain}

/* соседние форумы */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pager a{position:relative;display:grid;align-content:end;gap:4px;min-height:200px;padding:24px;border-radius:20px;overflow:hidden;text-decoration:none;border:1px solid var(--line);isolation:isolate}
.pager a img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:.5;transition:transform .6s,opacity .3s}
.pager a::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(transparent,rgba(0,0,0,.9))}
.pager a:hover img{transform:scale(1.06);opacity:.7}
.pager small{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--green-hi);font-weight:600}
.pager b{font-size:1.4rem;line-height:1.15}
.pager .next{text-align:right}
.pager .now{background:linear-gradient(140deg,color-mix(in srgb,var(--green) 35%,var(--card)),var(--card) 65%);border-color:var(--green)}
@media (max-width:700px){.pager{grid-template-columns:1fr}.pager .next{text-align:left}}

/* лента на странице «История» */
.timeline{position:relative;display:grid;gap:clamp(26px,4vw,40px)}
.timeline::before{content:"";position:absolute;left:23px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--green-hi),var(--violet-hi) 70%,transparent)}
.tl{position:relative;display:grid;grid-template-columns:48px minmax(0,1fr);gap:18px}
.tl-dot{width:48px;height:48px;border-radius:50%;background:#000;border:2px solid var(--green-hi);display:grid;place-items:center;font-size:.7rem;font-weight:800;position:relative;z-index:1}
.tl.future .tl-dot{border-color:var(--violet-hi);box-shadow:0 0 0 8px rgba(176,124,240,.15)}
.tl.quiet .tl-dot{border-color:var(--dim);color:var(--dim)}
.tl-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border:1px solid var(--line);border-radius:22px;overflow:hidden;background:var(--card);text-decoration:none;transition:border-color .25s,transform .25s}
a.tl-card:hover{border-color:var(--green-hi);transform:translateY(-4px)}
.tl-card .pic{position:relative;min-height:260px}
.tl-card .pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s}
a.tl-card:hover .pic img{transform:scale(1.05)}
.tl-card .txt{padding:clamp(22px,3vw,32px);display:grid;gap:12px;align-content:center}
.tl-card .big{font-size:clamp(2.6rem,6vw,4.2rem);font-weight:900;line-height:.9;color:transparent;-webkit-text-stroke:1.5px var(--fg)}
.tl-card .txt p{color:var(--muted)}
.tl-card .go{color:var(--green-hi);font-weight:600}
.tl.quiet .tl-card{grid-template-columns:1fr;background:transparent;border-style:dashed}
.tl.future .tl-card{background:linear-gradient(140deg,color-mix(in srgb,var(--violet) 40%,var(--card)),var(--card) 70%);border-color:var(--violet-hi)}
@media (max-width:760px){.tl-card{grid-template-columns:1fr}.tl-card .pic{min-height:200px}.timeline::before{left:17px}.tl{grid-template-columns:36px minmax(0,1fr);gap:12px}.tl-dot{width:36px;height:36px;font-size:.6rem}}

/* подвал */
.foot{border-top:1px solid var(--line);font-size:.88rem;color:var(--muted)}
.foot .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px;padding-block:44px}
.foot img{width:200px;height:auto;margin-bottom:14px}
.foot b{color:var(--fg);display:block;margin-bottom:6px}
@media (max-width:860px){.foot .wrap{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}.js .rv{opacity:1;transform:none}}