/* AndroMeet — secure video meetings. Andro DNA: navy, sky-blue, teal, red pop.
   System-font stack (no external font CDN) to keep the CSP locked down. */
:root{
  --navy-0:#0A1224; --navy-1:#0F1A33; --navy-2:#14203f; --navy-3:#1b2a4e;
  --line:rgba(41,182,246,.14); --line-soft:rgba(255,255,255,.07);
  --sky:#29B6F6; --sky-2:#4FC3F7; --teal:#26A69A;
  --red:#E53935; --red-2:#EF5350; --gold:#EAB308; --amber:#FFB74D; --green:#22C55E;
  --text:#E9EDF5; --muted:#9DB0CC; --dim:#65789a;
  --ctl-bg:#1a2542; --ctl-on:#22314f;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --r:14px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--navy-0);
  -webkit-font-smoothing:antialiased;overflow:hidden}
button,input,select{font-family:inherit;font-size:14px;color:inherit}
button{cursor:pointer;border:none;background:none}
.hidden{display:none !important}
.grid-bg{position:fixed;inset:0;z-index:-1;
  background:radial-gradient(120% 90% at 50% -10%,rgba(41,182,246,.12),transparent 60%),
    linear-gradient(var(--navy-0),#0b1530 60%,var(--navy-0))}
.view{position:absolute;inset:0}
.accent{background:linear-gradient(120deg,var(--sky),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;text-decoration:none;color:var(--text)}
.brand b{color:var(--sky);font-weight:700}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;
  padding:12px 20px;border-radius:11px;border:1px solid transparent;transition:transform .1s,background .2s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn.small{padding:8px 13px;font-size:13px;border-radius:9px}
.btn-primary{background:linear-gradient(180deg,var(--sky-2),var(--sky));color:#04121f;box-shadow:0 8px 22px -8px rgba(41,182,246,.6)}
.btn-ghost{background:rgba(41,182,246,.08);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:rgba(41,182,246,.15);border-color:var(--sky)}

/* ============ LOBBY ============ */
.lobby{display:flex;flex-direction:column;padding:0}
.lobby-top{display:flex;align-items:center;justify-content:space-between;padding:20px 28px}
.secure-badge{font-size:12.5px;color:var(--teal);background:rgba(38,166,154,.1);border:1px solid rgba(38,166,154,.25);padding:6px 12px;border-radius:100px}
.lobby-grid{flex:1;display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:center;
  max-width:1120px;width:100%;margin:0 auto;padding:0 28px 40px}
.preview-card{display:flex;flex-direction:column;gap:14px}
.preview-wrap{position:relative;aspect-ratio:16/9;background:#0b1428;border-radius:var(--r);overflow:hidden;border:1px solid var(--line-soft)}
#previewVideo{width:100%;height:100%;object-fit:cover;transform:scaleX(-1);background:#0b1428}
.preview-off{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--muted)}
.avatar{width:84px;height:84px;border-radius:50%;display:grid;place-items:center;font-size:34px;font-weight:700;
  color:#04121f;background:linear-gradient(135deg,var(--sky),var(--teal))}
.preview-controls{position:absolute;bottom:14px;left:0;right:0;display:flex;align-items:center;justify-content:center;gap:12px}
.round{width:46px;height:46px;border-radius:50%;background:rgba(10,18,36,.7);backdrop-filter:blur(6px);
  border:1px solid var(--line-soft);display:grid;place-items:center;font-size:18px;transition:background .15s}
.round[aria-pressed="false"]{background:var(--red);border-color:var(--red)}
.mic-meter{position:absolute;right:16px;bottom:16px;width:6px;height:46px;background:rgba(255,255,255,.1);border-radius:4px;overflow:hidden;transform:rotate(180deg)}
.mic-meter i{position:absolute;top:0;left:0;right:0;height:0%;background:linear-gradient(0deg,var(--green),var(--gold));transition:height .08s}
.device-row{display:grid;gap:10px}
.device-row label{display:grid;grid-template-columns:82px 1fr;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
select,.fld input,.join-by-code input,.chat-form input{background:var(--navy-2);border:1px solid var(--line-soft);
  border-radius:9px;padding:10px 12px;color:var(--text);width:100%;outline:none}
select:focus,input:focus{border-color:var(--sky)}
.join-card h1{font-size:clamp(28px,3.4vw,40px);line-height:1.08;margin:0 0 12px;letter-spacing:-.02em}
.join-card .sub{color:var(--muted);margin:0 0 22px;font-size:15.5px}
.fld{display:block;font-size:13px;color:var(--muted);margin-bottom:18px}
.fld input{margin-top:7px;font-size:15px}
.join-actions{display:flex;flex-direction:column;gap:12px}
.join-by-code{display:flex;gap:8px}
.join-by-code input{flex:1}
.lobby-msg{min-height:18px;font-size:13px;color:var(--amber);margin:12px 0 0}
.micro{font-size:12px;color:var(--dim);margin-top:16px}

/* ============ ROOM ============ */
.room{display:flex;flex-direction:column;background:var(--navy-0)}
.room-main{flex:1;display:flex;min-height:0;overflow:hidden}
.stage-wrap{flex:1;position:relative;display:flex;min-height:0}
.stage{flex:1;display:grid;gap:10px;padding:14px;overflow:auto;align-content:center;justify-content:center;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.stage.count-1{grid-template-columns:minmax(auto,min(90vw,1100px))}
.stage.count-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.stage.has-screen{grid-template-columns:1fr;grid-auto-rows:1fr}

.tile{position:relative;background:#0b1428;border-radius:var(--r);overflow:hidden;border:2px solid transparent;
  aspect-ratio:16/9;min-height:0;transition:border-color .12s}
.tile.speaking{border-color:var(--sky)}
.tile.screen{aspect-ratio:auto;grid-column:1/-1;max-height:70vh}
.tile video{width:100%;height:100%;object-fit:contain;background:#0b1428}
.tile.camera video{object-fit:cover}
.tile.mirror video{transform:scaleX(-1)}
.tile-off{position:absolute;inset:0;display:grid;place-items:center}
.tile-off .avatar{width:76px;height:76px;font-size:30px}
.tile-label{position:absolute;left:10px;bottom:10px;display:flex;align-items:center;gap:6px;
  background:rgba(6,12,24,.66);backdrop-filter:blur(4px);padding:5px 10px;border-radius:8px;font-size:13px;max-width:70%}
.tile-label .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tile-mut{color:var(--red-2)}
.tile-badge{position:absolute;right:10px;top:10px;font-size:11px;background:rgba(6,12,24,.66);padding:3px 8px;border-radius:7px;color:var(--sky-2)}
.q{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green)}
.q.q2{background:var(--gold)}.q.q1{background:var(--red)}.q.q0{background:var(--dim)}

.toast{position:absolute;top:16px;left:50%;transform:translateX(-50%);background:rgba(20,32,63,.95);
  border:1px solid var(--line);padding:9px 16px;border-radius:10px;font-size:13.5px;z-index:6;box-shadow:0 10px 30px -12px #000}

/* panels */
.panel{width:340px;background:var(--navy-1);border-left:1px solid var(--line-soft);display:flex;flex-direction:column;margin:10px 10px 10px 0;border-radius:var(--r);overflow:hidden}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line-soft)}
.panel-head h3{margin:0;font-size:15px}
.panel-x{font-size:15px;color:var(--muted);width:28px;height:28px;border-radius:7px}
.panel-x:hover{background:var(--navy-2)}
.chat-log{flex:1;overflow:auto;padding:14px 18px;display:flex;flex-direction:column;gap:14px}
.chat-msg .who{font-size:12px;color:var(--sky-2);margin-bottom:3px}
.chat-msg .who b{color:var(--text)}.chat-msg .who span{color:var(--dim);margin-left:6px}
.chat-msg .txt{font-size:14px;color:var(--text);word-wrap:break-word;white-space:pre-wrap}
.chat-form{display:flex;gap:8px;padding:14px 16px;border-top:1px solid var(--line-soft)}
.chat-send{width:42px;border-radius:9px;background:var(--sky);color:#04121f;font-size:16px}
.people-list{flex:1;overflow:auto;padding:10px}
.person{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px}
.person:hover{background:var(--navy-2)}
.person .avatar{width:38px;height:38px;font-size:16px}
.person .pn{flex:1;font-size:14px}.person .pn small{display:block;color:var(--dim);font-size:11px}
.person .st{font-size:15px}
.settings-body{padding:16px 18px;display:grid;gap:14px}
.settings-body label{display:grid;gap:6px;font-size:12.5px;color:var(--muted)}
.setting-toggle{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px}
.setting-toggle small{display:block;color:var(--dim);font-size:11px}

/* control bar */
.controls{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;
  padding:12px 20px;background:rgba(11,20,40,.92);border-top:1px solid var(--line-soft)}
.ctl-left{justify-self:start}.ctl-right{justify-self:end}
.meet-info{font-size:13px;color:var(--muted);font-family:var(--mono)}
.ctl-center{display:flex;gap:8px;align-items:center}
.ctl{position:relative;display:flex;flex-direction:column;align-items:center;gap:3px;min-width:60px;
  padding:8px 12px;border-radius:12px;background:var(--ctl-bg);border:1px solid transparent;transition:background .15s}
.ctl:hover{background:var(--ctl-on)}
.ctl .ico{font-size:19px;line-height:1}
.ctl em{font-style:normal;font-size:11px;color:var(--muted)}
.ctl.off{background:var(--red);}
.ctl.off em{color:#fff}
.ctl.active{background:var(--sky);}.ctl.active em{color:#04121f}
.ctl-leave{background:var(--red)}.ctl-leave em{color:#fff}
.ctl-leave:hover{background:var(--red-2)}
.ctl .dot{position:absolute;top:6px;right:10px;width:8px;height:8px;border-radius:50%;background:var(--sky)}

@media(max-width:820px){
  .lobby-grid{grid-template-columns:1fr;gap:24px;padding-top:8px}
  .panel{position:absolute;right:0;top:0;bottom:74px;margin:8px;width:calc(100% - 16px);z-index:8}
  .ctl em{display:none}.ctl{min-width:46px;padding:9px}
  .ctl-right{display:none}.controls{grid-template-columns:1fr auto}
  .meet-info{display:none}
}