/* Chattr — main app (index.html). Layout: header / nav / main / footer on a grid. */
html,body{height:100%}
body{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr) auto;height:100vh;height:100dvh;overflow:hidden}
.top{grid-row:1}
#nav{grid-row:2}
main{grid-row:3;min-height:0;display:flex;flex-direction:column;--colw:780px}
main>section,#dthread{--col:max(16px,calc((100% - var(--colw))/2))}
.foot{grid-row:4}
.themebtn span{display:none}

/* ---------- footer ---------- */
.foot{display:flex;flex-wrap:wrap;justify-content:center;gap:2px 16px;padding:8px 16px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface);font-size:.8125rem}
.foot a{color:var(--mute);text-decoration:none;padding:2px 0}
.foot a:hover{color:var(--ink);text-decoration:underline}

/* ---------- nav ---------- */
#nav{display:flex;gap:2px;padding:0 max(8px,env(safe-area-inset-left));border-bottom:1px solid var(--line);background:var(--surface);overflow-x:auto;scrollbar-width:none}
#nav::-webkit-scrollbar{display:none}
#nav .btn{flex:none;min-height:44px;padding:0 12px;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:var(--mute);font-weight:500}
#nav .btn:hover{background:transparent;color:var(--ink)}
#nav .btn[aria-pressed=true]{color:var(--ink);font-weight:600;border-bottom-color:var(--accent)}

/* ---------- gate (sign in) ---------- */
.gate{flex:1;min-height:0;overflow:auto;padding:24px 16px 32px}
.gate-wrap{display:grid;gap:20px;max-width:480px;margin:0 auto}
.gate h1{margin:0;font:700 clamp(1.9rem,6vw,2.6rem)/1.08 var(--serif);letter-spacing:-.02em}
.gate-head p{margin:10px 0 0;color:var(--mute);font-size:1.0625rem;max-width:34ch}
.gate-card{padding:18px;border:1px solid var(--line);border-radius:var(--r-l);background:var(--surface)}
.rules{margin:0;padding-left:1.1em;color:var(--ink);max-width:44ch}
.rules li{margin:6px 0;padding-left:2px}
.rules li::marker{color:var(--cursor)}
.note{margin:0;font-size:.8125rem;color:var(--mute);max-width:52ch}
.note a{color:var(--accent)}
.tabs{display:grid;grid-template-columns:repeat(3,auto);gap:2px;padding:3px;margin-bottom:16px;border-radius:10px;background:var(--bg);border:1px solid var(--line)}
.tabs .btn{min-height:36px;padding:0 8px;border:0;border-radius:7px;background:transparent;color:var(--mute);font-size:.875rem}
.tabs .btn:hover{background:transparent;color:var(--ink)}
.tabs .btn[aria-pressed=true]{background:var(--raise);color:var(--ink);font-weight:600;box-shadow:0 0 0 1px var(--line-strong)}
.gate-card label:first-child{margin-top:0}
.gbtn{width:100%;min-height:44px;font-weight:600}
.or{display:none;align-items:center;gap:12px;margin:14px 0 2px;color:var(--mute);font-size:.8125rem}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
#gbtn:not(.hide)+.or{display:flex}
.fgt{display:block;margin:8px 0 0;text-align:right;font-size:.8125rem}
.chk{display:flex;gap:10px;align-items:flex-start;margin:16px 0 4px;font-weight:400;font-size:.9rem;cursor:pointer}
.err{min-height:1.4em;margin:12px 0 10px;font-size:.875rem;color:var(--err)}
.err.info,.err.ok{color:var(--ok)}
#go{width:100%;min-height:46px;font-size:1rem}
#otp{font-size:1.5rem;letter-spacing:.35em;text-align:center;font-variant-numeric:tabular-nums}
#otpbox .acts{display:flex;gap:8px;margin-top:10px}

@media (min-width:900px){
  .gate{padding:clamp(28px,9vh,96px) 40px 40px}
  .gate-wrap{max-width:1040px;grid-template-columns:minmax(0,1fr) 410px;grid-template-areas:"head card" "rules card" "note card" "fill card";grid-template-rows:auto auto auto 1fr;column-gap:72px;row-gap:22px;align-items:start}
  .gate-head{grid-area:head}.rules{grid-area:rules}.note{grid-area:note}.gate-card{grid-area:card;padding:26px}
  .gate h1{font-size:clamp(2.4rem,3.4vw,3rem)}
  .gate-head p{font-size:1.125rem}
}

/* ---------- logged-in shell ---------- */
@media (min-width:900px){
  body:has(#nav:not(.hide)){grid-template-columns:224px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
  body:has(#nav:not(.hide)) .top{grid-column:1/-1;grid-row:1}
  body:has(#nav:not(.hide)) #nav{grid-column:1;grid-row:2;align-self:start;flex-direction:column;gap:2px;padding:14px 12px;border-bottom:0;overflow:visible}
  body:has(#nav:not(.hide)) .foot{grid-column:1;grid-row:2;align-self:end;flex-direction:column;justify-content:flex-start;gap:2px;padding:14px 24px 16px;border-top:0;background:transparent}
  body:has(#nav:not(.hide)) main{grid-column:2;grid-row:2}
  body:has(#nav:not(.hide)){background:linear-gradient(to right,var(--surface) 224px,var(--bg) 224px)}
  body:has(#nav:not(.hide)) main{border-left:1px solid var(--line)}
  #nav .btn{justify-content:flex-start;min-height:40px;padding:0 12px;border:0;border-radius:var(--r-s);width:100%}
  #nav .btn:hover{background:var(--accent-soft)}
  #nav .btn[aria-pressed=true]{background:var(--accent-soft);color:var(--ink);border-bottom-color:transparent}
  #nav .btn[aria-pressed=true]::after{content:"";margin-left:auto;width:5px;height:14px;border-radius:1px;background:var(--cursor)}
  .themebtn span{display:inline}
}
@media (min-width:640px) and (max-width:899px){.themebtn span{display:inline}}
@media (min-width:1400px){main{--colw:860px}}

/* ---------- shared view pieces ---------- */
.view{flex:1;min-height:0;display:flex;flex-direction:column}
.bar{display:flex;align-items:center;gap:10px;min-height:56px;padding:8px var(--col);border-bottom:1px solid var(--line);background:var(--surface)}
.bar b{font-weight:600}
.bar #status{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.bar .acts{display:flex;gap:8px;margin-left:auto}
.bar input{flex:1}

/* messages */
#log,.logv{flex:1;min-height:0;overflow-y:auto;padding:18px var(--col);display:flex;flex-direction:column;gap:6px;overscroll-behavior:contain}
.m{max-width:min(78%,62ch);padding:8px 12px 7px;border-radius:14px 14px 14px 4px;background:var(--them);border:1px solid var(--line);overflow-wrap:anywhere;white-space:pre-wrap;line-height:1.45;font-size:.96875rem}
.m.me{align-self:flex-end;border-radius:14px 14px 4px 14px;background:var(--me);border-color:var(--me);color:var(--me-ink)}
.m small{display:block;margin-top:3px;font-size:.6875rem;opacity:.72;white-space:normal}
.m small .badge{margin-left:5px;padding:2px 6px;font-size:.625rem;background:var(--accent-soft);color:var(--accent);opacity:1}
.sys{align-self:center;max-width:46ch;margin:6px 0;color:var(--mute);font-size:.8125rem;text-align:center}
.st{margin-left:6px}.st.read{font-weight:600}
.typ,#typ{height:1.5rem;padding:0 var(--col);color:var(--mute);font-size:.8125rem;background:var(--bg)}
#typ{margin-top:-1px}
.composer{display:flex;gap:8px;padding:12px var(--col) calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}
.composer input{flex:1;min-height:46px;border-radius:10px}
.composer .btn{min-height:46px;padding:0 20px;border-radius:10px}

/* empty / loading states (CSS-only, they react to the existing DOM) */
@keyframes late{from{opacity:0}to{opacity:1}}
#log:empty,#rlog:empty,#dlog:empty{align-items:center;justify-content:center;text-align:center;gap:6px}
#log:empty::before,#rlog:empty::before,#dlog:empty::before{font:700 1.25rem/1.2 var(--serif);color:var(--ink);animation:late .01s .3s backwards}
#log:empty::after,#rlog:empty::after,#dlog:empty::after{color:var(--mute);max-width:34ch;animation:late .01s .3s backwards}
#chat:has(#start:not(.hide)) #log:empty::before{content:"No one here yet"}
#chat:has(#start:not(.hide)) #log:empty::after{content:"Press Start Random Chat and you'll be matched with someone who is also looking."}
#chat:has(#next:not(.hide)) #log:empty::before{content:"Looking for someone"}
#chat:has(#next:not(.hide)) #log:empty::after{content:"This usually takes a moment. You can leave at any time."}
#rlog:empty::before{content:"Quiet in here"}
#rlog:empty::after{content:"No messages in the last 24 hours."}
#dlog:empty::before{content:"No messages yet"}
#dlog:empty::after{content:"Say hello. Messages here are text only."}
.list:empty::before,#mlist:empty::before{content:"Loading…";margin:auto;color:var(--mute);animation:late .01s .35s backwards}
.list>.sys,#mlist>.sys{grid-column:1/-1;align-self:start;max-width:none;margin:0;padding:28px 16px;border:1px dashed var(--line-strong);border-radius:var(--r-m);font-size:.9rem}

/* Members */
.list{flex:1;min-height:0;overflow-y:auto;padding:16px var(--col);display:flex;flex-direction:column;gap:10px;align-content:start}
#members{--colw:1120px}
#mq{flex:1;max-width:420px;-webkit-appearance:none;appearance:none}
#mlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,290px),1fr));gap:12px;align-content:start;align-items:stretch}
.card{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border:1px solid var(--line);background:var(--surface);border-radius:var(--r-m)}
.card.mem{display:grid;grid-template-columns:46px minmax(0,1fr);grid-template-rows:1fr auto;gap:0 12px;padding:14px}
.pres{color:var(--on);font-size:.7em;vertical-align:.08em}
.av{width:46px;height:46px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font:700 1.1rem/1 var(--serif);flex:none}
.info{flex:1;min-width:0}
.info b{display:block;font-weight:600;overflow-wrap:anywhere}
.info small{display:block;margin-top:2px;color:var(--mute);font-size:.8125rem;overflow-wrap:anywhere}
.info small.bio{color:var(--ink);font-size:.875rem;margin-top:6px;line-height:1.4}
.mem .acts{grid-column:1/-1;display:flex;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.mem .acts .btn{flex:1;min-height:36px;font-size:.875rem}
.mem .acts .btn:last-child{flex:0 0 auto;border-color:transparent;background:transparent;color:var(--mute)}
.mem .acts .btn:last-child:hover{color:var(--err);background:transparent;text-decoration:underline}
.more{grid-column:1/-1;justify-self:center}

/* Messages list */
#dlist{--colw:720px}
.card.row{align-items:center;padding:14px 16px;cursor:pointer;transition:border-color .12s,background-color .12s}
.card.row:hover{border-color:var(--accent);background:var(--accent-soft)}
.card.row small{color:var(--mute);font-size:.75rem;white-space:nowrap}
.card.row b.info{font-weight:600}
#dms{--colw:720px}
#dthread{--colw:780px}
.bar #dpeer{font-weight:600}

/* Members Room gate */
.gatebox{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px var(--col);border-top:1px solid var(--line);background:var(--accent-soft)}
.gatebox span{flex:1 1 220px;font-weight:500}

/* Profile */
#profile{overflow:auto;--colw:560px}
.pf{width:100%;max-width:560px;margin:0;padding:24px 16px 32px;align-self:center}
@media (min-width:900px){.pf{align-self:flex-start;margin-left:max(24px,calc((100% - 560px)/2));padding-top:36px}}
#profile .pf{background:none}
#psave{min-width:120px;margin-top:6px}
.pf .err{margin-top:12px}

/* ---------- small screens ---------- */
@media (max-width:640px){
  .bar{flex-wrap:wrap;row-gap:8px}
  #chat .bar .acts{width:100%}
  #chat .bar .acts .btn{flex:1}
  .m{max-width:88%}
  .composer .btn{padding:0 16px}
  #mq{max-width:none}
  .gate-card{padding:16px}
}
@media (max-height:500px) and (orientation:landscape){
  .foot{display:none}
  #nav .btn{min-height:38px}
  #log,.logv{padding-block:10px}
  .composer{padding-block:8px}
  .bar{min-height:46px;padding-block:6px}
  .gate{padding-top:16px}
  .gate-wrap{gap:14px}
}

/* room: click name/message to DM */
.m.clk{cursor:pointer}
.m.clk:hover{border-color:var(--accent)}
.macts{margin-top:8px}
.macts .btn{font-size:.8125rem;padding:5px 10px}

/* ---------- redesign v2 ---------- */
.gate-head{text-align:left}
.gate h1{font-weight:800;letter-spacing:-.035em}
.gate h1 em{font-style:normal;color:var(--accent)}
.gate-card{box-shadow:0 12px 40px -18px rgba(40,25,10,.28);background:var(--raise)}
.bubbles{display:flex;flex-direction:column;gap:6px;max-width:300px;margin-top:6px}
.about{max-width:1040px;margin:56px auto 0;padding:32px 0 0;border-top:1px solid var(--line);display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.about h2{margin:0 0 8px;font:700 1.0625rem/1.3 var(--serif);letter-spacing:-.01em}
.about p,.about li{margin:0;color:var(--mute);font-size:.9rem;line-height:1.6}
.about ol{margin:0;padding-left:1.2em}
.m{border-radius:18px 18px 18px 6px;box-shadow:0 1px 0 rgba(0,0,0,.03)}
.m.me{border-radius:18px 18px 6px 18px}
.m small b{font-weight:600}
.bar{background:var(--surface);backdrop-filter:blur(6px)}
.composer input{border-radius:999px;padding-left:18px}
.composer .btn{border-radius:999px}
#nav .btn[aria-pressed=true]::after{background:var(--accent)}

/* Members: dense list that stays readable with 1-2k online */
#members{--colw:1180px}
#mcount{white-space:nowrap;font-size:.8125rem;color:var(--mute);font-weight:500}
#mlist{grid-template-columns:repeat(auto-fill,minmax(min(100%,240px),1fr));gap:8px}
.card.mem{display:grid;grid-template-columns:38px minmax(0,1fr) auto;grid-template-rows:auto;align-items:center;gap:0 10px;padding:8px 8px 8px 10px;border-radius:var(--r-m);background:var(--raise);transition:border-color .12s}
.card.mem:hover{border-color:var(--accent)}
.card.mem .av{width:38px;height:38px;font-size:.95rem}
.card.mem .info b{font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:2px}
.card.mem .info small{margin-top:1px;font-size:.75rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card.mem .info small.bio{margin-top:1px;color:var(--mute);font-size:.75rem}
.card.mem .acts{display:block;grid-column:auto;margin:0;padding:0;border:0}
.card.mem .acts .btn{flex:none;min-height:32px;padding:0 12px;font-size:.8125rem;border:1px solid var(--line-strong);background:transparent;color:var(--ink)}
.card.mem .acts .btn:hover{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);text-decoration:none}
@media (max-width:640px){#mlist{grid-template-columns:1fr}}

/* DM header buttons + room click */
.bar .acts .btn{min-height:34px;font-size:.8125rem}
#dblk:hover,#drep:hover{border-color:var(--err);color:var(--err);background:transparent}