/* Yuthm member app: the design's dark-blue glass (default) and silver light mode; each network's accent drives --violet/--grad. */
:root{--ink:#EAF0FF;--ink2:#C3CDF0;--muted:#8B97C2;--line:rgba(140,170,255,.14);--deep:#0A1230;--surface:#121C3D;--surface2:rgba(20,32,70,.92);--header:rgba(9,15,38,.72);
--coral:#FF7A8A;--mint:#2ED8A3;--amber:#FFB547;--bg:#070D24;--card:rgba(17,27,62,.72);--glass:rgba(20,32,72,.55);--card-border:rgba(130,165,255,.22);--gloss:rgba(255,255,255,.12);
--r:20px;--r-sm:14px;--shadow:0 20px 50px -20px rgba(0,10,60,.8),0 8px 24px -12px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.08);
--bg-art:radial-gradient(60vw 60vw at 10% -10%,rgba(47,107,255,.30),transparent 60%),radial-gradient(50vw 50vw at 100% 10%,rgba(56,212,255,.14),transparent 60%);--accent-soft:rgba(79,140,255,.16)}
[data-theme="silver"]{--ink:#0E1B33;--ink2:#2B3B5E;--muted:#5F6F8F;--line:rgba(14,27,51,.09);--deep:#0E1B33;--surface:#fff;--surface2:rgba(255,255,255,.94);--header:rgba(236,240,247,.78);
--bg:#E6EAF1;--card:linear-gradient(160deg,rgba(255,255,255,.96),rgba(240,244,250,.84));--glass:rgba(255,255,255,.72);--card-border:#fff;--gloss:rgba(255,255,255,.9);
--shadow:0 24px 50px -22px rgba(30,60,120,.32),0 10px 24px -14px rgba(14,27,51,.16),inset 0 1px 0 #fff;--bg-art:linear-gradient(180deg,#F7F9FC 0%,#E3E8F0 45%,#F2F5F9 100%);--accent-soft:rgba(14,165,233,.12)}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-size:15px}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:var(--bg-art),var(--bg)}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:var(--ink);background:var(--surface)}
.wrap{max-width:1240px;margin:0 auto;padding:0 18px}.hide{display:none!important}.muted{color:var(--muted)}.small{font-size:13px}
.card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--r);box-shadow:var(--shadow);backdrop-filter:blur(14px);position:relative}
.card::after{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;background:linear-gradient(180deg,var(--gloss),rgba(255,255,255,0) 32%)}
.card>*{position:relative;z-index:1}
.pad{padding:20px}.stack{display:grid;gap:14px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}.grow{flex:1;min-width:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 18px;border-radius:999px;font-weight:700;font-size:14px;transition:.2s;white-space:nowrap}
.btn-p{background:var(--grad);color:#fff;box-shadow:0 12px 26px -12px var(--glow),inset 0 1px 0 rgba(255,255,255,.4)}.btn-p:hover{transform:translateY(-1px)}
.btn-g{background:var(--glass);border:1px solid var(--card-border);backdrop-filter:blur(10px)}.btn-g:hover{filter:brightness(1.08)}
.btn-s{padding:7px 13px;font-size:13px}.btn-x{padding:5px 10px;font-size:12px}.btn-d{background:rgba(255,107,122,.16);color:var(--coral)}
header.top{position:sticky;top:0;z-index:50;backdrop-filter:blur(18px) saturate(1.4);background:var(--header);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:14px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.4px;min-width:0}
.brand .mk{width:36px;height:36px;border-radius:11px;background:var(--grad);display:grid;place-items:center;color:#fff;font-weight:800;flex:none;overflow:hidden;box-shadow:0 8px 18px -6px var(--glow)}
.brand .mk img{width:100%;height:100%;object-fit:cover}.brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.search{flex:1;max-width:420px;margin-left:12px}.search input{width:100%;padding:9px 16px;border-radius:999px;border:1px solid var(--card-border);background:var(--glass);outline:0}
.icons{display:flex;gap:6px;margin-left:auto;align-items:center}
.ic{position:relative;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--glass);border:1px solid var(--card-border);font-size:16px}
.ic b{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--coral);color:#fff;font-size:11px;display:grid;place-items:center}
.av{width:38px;height:38px;border-radius:50%;flex:none;display:grid;place-items:center;font-weight:800;font-size:13px;color:#fff;overflow:hidden}
.av img{width:100%;height:100%;object-fit:cover}.av.sm{width:30px;height:30px;font-size:11px}.av.lg{width:84px;height:84px;font-size:28px;border:3px solid var(--surface)}
.layout{display:grid;grid-template-columns:230px minmax(0,1fr) 300px;gap:20px;margin:20px auto 60px}
.layout.two{grid-template-columns:230px minmax(0,1fr)}
.side{position:sticky;top:84px;align-self:start;display:grid;gap:3px;padding:12px}
.side a{padding:10px 12px;border-radius:12px;font-weight:600;font-size:14px;color:var(--ink2);display:flex;gap:10px;align-items:center}
.side a.on,.side a:hover{background:var(--accent-soft);color:var(--violet)}.side a b{margin-left:auto;background:var(--coral);color:#fff;border-radius:999px;font-size:11px;padding:1px 7px}
.side hr{border:0;border-top:1px solid var(--line);margin:8px 4px}
.rail{display:grid;gap:16px;align-self:start;position:sticky;top:84px}
h1{font-size:26px;letter-spacing:-.8px;line-height:1.2}h2{font-size:20px;letter-spacing:-.5px}h3{font-size:16px;letter-spacing:-.2px}
.kicker{display:inline-flex;gap:8px;align-items:center;padding:5px 12px;border-radius:999px;background:var(--accent-soft);color:var(--violet);font-weight:700;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}
.flash{padding:12px 16px;border-radius:14px;background:rgba(46,216,163,.16);color:var(--mint);font-weight:600;margin-bottom:14px}
.err{padding:12px 16px;border-radius:14px;background:rgba(255,107,122,.14);color:var(--coral);font-weight:600;margin-bottom:14px}
.warn{padding:12px 16px;border-radius:14px;background:rgba(255,181,71,.16);color:var(--amber);font-weight:600;font-size:13.5px}
.field{display:grid;gap:6px;font-size:13px;font-weight:700;color:var(--ink2)}
.field input,.field select,.field textarea,.inp{padding:11px 13px;border-radius:12px;border:1px solid var(--line);background:var(--surface);outline:0;font-weight:500;width:100%}
.field input:focus,.field textarea:focus,.inp:focus{border-color:var(--violet);box-shadow:0 0 0 4px var(--accent-soft)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tabs{display:flex;gap:6px;flex-wrap:wrap}.tabs a{padding:7px 13px;border-radius:999px;font-weight:700;font-size:13px;background:var(--glass);border:1px solid var(--card-border)}
.tabs a.on{background:var(--grad);color:#fff;border-color:transparent}
.badge{display:inline-flex;gap:4px;align-items:center;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:800;background:var(--accent-soft);color:var(--violet)}
.badge.pub{background:rgba(46,216,163,.16);color:var(--mint)}.badge.priv{background:rgba(255,181,71,.16);color:var(--amber)}.badge.red{background:rgba(255,107,122,.16);color:var(--coral)}
/* composer */
.composer textarea{width:100%;min-height:74px;border:0;background:transparent;outline:0;resize:vertical;font-size:15px}
.composer .opts{display:flex;gap:6px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:10px;margin-top:6px}
.chipbtn{padding:6px 11px;border-radius:999px;font-weight:700;font-size:12.5px;background:var(--glass);border:1px solid var(--card-border)}
.chipbtn.on{background:var(--accent-soft);color:var(--violet);border-color:var(--violet)}
/* posts */
.post{padding:18px}.post .who{display:flex;gap:10px;align-items:center}.post .who .meta{font-size:12.5px;color:var(--muted)}
.post .body{margin:12px 0 4px;font-size:15px;overflow-wrap:anywhere}.post .body a{color:var(--violet);font-weight:600}
.post.pinned{border-color:var(--violet)}.post.announcement{background:linear-gradient(135deg,var(--accent-soft),transparent),var(--card)}
.photos{display:grid;gap:6px;margin-top:10px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.photos img{border-radius:12px;width:100%;height:200px;object-fit:cover}
.photos.one{grid-template-columns:1fr}.photos.one img{height:auto;max-height:520px}
.attach{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:12px;background:var(--glass);border:1px solid var(--line);margin-top:8px;font-size:13.5px}
.linkcard{display:block;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--glass);margin-top:10px;font-size:13.5px}
.video{position:relative;aspect-ratio:16/9;margin-top:10px;border-radius:14px;overflow:hidden}.video iframe,.video video{position:absolute;inset:0;width:100%;height:100%;border:0}
.poll{display:grid;gap:8px;margin-top:12px}.poll button,.poll .res{position:relative;text-align:left;padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:var(--glass);overflow:hidden;font-weight:600}
.poll .res i{position:absolute;inset:0 auto 0 0;background:var(--accent-soft);z-index:0}.poll .res span{position:relative;z-index:1;display:flex;justify-content:space-between}
.poll .res.mine{border-color:var(--violet)}
.acts{display:flex;gap:4px;align-items:center;flex-wrap:wrap;margin-top:12px;padding-top:10px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);font-weight:600}
.acts button,.acts a{padding:6px 10px;border-radius:999px}.acts button:hover,.acts a:hover{background:var(--accent-soft);color:var(--violet)}.acts .on{color:var(--violet);background:var(--accent-soft)}
.reacts{display:inline-flex;gap:2px}.reacts button{padding:5px 7px;font-size:15px}
.more{position:relative;margin-left:auto}.more>div{position:absolute;right:0;top:34px;min-width:200px;padding:8px;z-index:20;display:none}.more.open>div{display:grid}
.more>div button,.more>div a{text-align:left;padding:8px 10px;border-radius:10px;width:100%}
.comment{display:flex;gap:10px;padding:12px 0;border-top:1px solid var(--line)}.comment .bub{flex:1;min-width:0}
.comment.reply{margin-left:40px;border-top:0;padding-top:4px}.comment.accepted .bub{border-left:3px solid var(--mint);padding-left:10px}
.stories{display:flex;gap:12px;overflow-x:auto;padding:4px 2px 8px}.stories a{flex:none;text-align:center;font-size:11.5px;width:70px}
.stories .ring{width:62px;height:62px;border-radius:50%;padding:3px;background:var(--grad);margin:0 auto 4px}.stories .ring .av{width:56px;height:56px;border:2px solid var(--bg)}
.list{display:grid}.list>a,.list>div{display:flex;gap:12px;align-items:center;padding:12px 4px;border-top:1px solid var(--line)}.list>:first-child{border-top:0}
.people{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}.person{padding:18px;text-align:center}.person .av{margin:0 auto 10px}
.spaces{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.space-card{padding:18px}.space-card .em{font-size:26px}
.cover{height:220px;border-radius:24px;background:var(--grad) center/cover;box-shadow:var(--shadow);position:relative;overflow:hidden}
.cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,10,30,.55))}
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;font-size:12px}.calendar .d{min-height:76px;padding:6px;border-radius:10px;background:var(--glass);border:1px solid var(--line)}
.calendar .d.out{opacity:.35}.calendar .d.today{border-color:var(--violet)}.calendar .d a{display:block;margin-top:3px;padding:2px 5px;border-radius:6px;background:var(--accent-soft);color:var(--violet);font-weight:700;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.dateblock{width:52px;flex:none;text-align:center;border-radius:12px;background:var(--accent-soft);padding:6px 0;color:var(--violet);font-weight:800;line-height:1.1}.dateblock small{display:block;font-size:11px;font-weight:700;text-transform:uppercase}
.chatbox{display:grid;grid-template-columns:280px 1fr;min-height:70vh}.chatbox .inbox{border-right:1px solid var(--line);overflow:auto;max-height:76vh}
.msgs{display:flex;flex-direction:column;gap:8px;padding:16px;overflow:auto;max-height:62vh;min-height:40vh}
.msg{max-width:72%;padding:9px 13px;border-radius:16px;background:var(--glass);border:1px solid var(--line);font-size:14px;overflow-wrap:anywhere}.msg.mine{align-self:flex-end;background:var(--grad);color:#fff;border:0}
.msg small{display:block;font-size:11px;opacity:.7;margin-top:2px}
.live-frame{aspect-ratio:16/9;width:100%;border:0;border-radius:18px;background:#000}
.kanban{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.kanban .col{padding:12px;border-radius:16px;background:var(--glass);border:1px solid var(--line);min-height:160px}
.task{padding:10px;border-radius:12px;background:var(--surface);border:1px solid var(--line);margin-top:8px;font-size:13.5px}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}.tbl th,.tbl td{padding:9px 8px;border-bottom:1px solid var(--line);text-align:left}.tbl th{font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.lock{display:grid;place-items:center;padding:34px;text-align:center;color:var(--muted);background:var(--accent-soft);border-radius:var(--r-sm);border:1px dashed var(--violet)}
.toggle{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:14px;cursor:pointer}.toggle i{width:42px;height:24px;border-radius:999px;background:var(--line);position:relative;transition:.2s;flex:none}
.toggle i::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s}.toggle input{display:none}.toggle input:checked+i{background:var(--mint)}.toggle input:checked+i::after{left:21px}
.banner{display:flex;gap:12px;align-items:center;padding:12px 16px;border-radius:16px;margin-bottom:14px;font-weight:600}
.banner.live{background:linear-gradient(90deg,rgba(255,107,122,.22),transparent);border:1px solid rgba(255,107,122,.4)}
.banner.notice{background:linear-gradient(90deg,var(--accent-soft),transparent);border:1px solid var(--card-border)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,107,122,.25);animation:pulse 1.6s infinite}@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(255,107,122,.06)}}
.modal{position:fixed;inset:0;z-index:100;display:none;place-items:center;background:rgba(5,10,30,.6);backdrop-filter:blur(6px);padding:16px}.modal.open{display:grid}
.modal .box{width:min(520px,100%);max-height:92vh;overflow:auto;padding:26px}
.mobile-nav{display:none}
footer.foot{padding:30px 0 90px;color:var(--muted);font-size:12.5px;text-align:center}footer.foot a{color:var(--violet);font-weight:700}
@media (max-width:1100px){.layout{grid-template-columns:200px minmax(0,1fr)}.rail{display:none}}
@media (max-width:760px){.layout,.layout.two{grid-template-columns:1fr;margin-top:12px}.side{display:none}.search{display:none}.grid2{grid-template-columns:1fr}
.chatbox{grid-template-columns:1fr}.chatbox .inbox{max-height:none;border-right:0}.chatbox.open .inbox{display:none}.kanban{grid-template-columns:1fr}
.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:60;justify-content:space-around;padding:8px 6px calc(8px + env(safe-area-inset-bottom));background:var(--header);backdrop-filter:blur(18px);border-top:1px solid var(--line)}
.mobile-nav a{display:grid;justify-items:center;font-size:10.5px;font-weight:700;color:var(--ink2);position:relative}.mobile-nav a span{font-size:19px}.mobile-nav a.on{color:var(--violet)}
.mobile-nav a b{position:absolute;top:-2px;right:2px;min-width:16px;height:16px;border-radius:999px;background:var(--coral);color:#fff;font-size:10px;display:grid;place-items:center}
.post .who>.badge{display:none}.post .who .grow .badge,.post .who .grow .muted{display:none}.calendar .d{min-height:46px}.calendar .d a{font-size:0;padding:3px}.calendar .d a::before{content:"•";font-size:12px}.brand span{max-width:150px}}
@media print{header.top,.mobile-nav,.side,.rail,footer.foot{display:none}}