:root{
  --desktop:#6f9ce6;
  --desktop-dark:#1b3776;
  --silver:#c7c7c0;
  --silver-light:#efefe7;
  --silver-mid:#d8d8d0;
  --white:#ffffff;
  --black:#090a09;
  --blue:#1739a3;
  --blue-dark:#10277b;
  --lime:#adff2f;
  --lime-dark:#397d10;
  --red:#a40000;
  --yellow:#fff1a6;
  --green-terminal:#c9ffc2;
  --muted-terminal:#789278;
  --mono:"Courier New",Courier,monospace;
  --ui:Tahoma,Verdana,Arial,sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{font-family:var(--ui);font-size:14px}
a{color:inherit;text-decoration:none}
button,input,select,output{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
code{font-family:var(--mono);font-size:.92em}

.os-desktop{
  min-height:100vh;
  background:
    linear-gradient(135deg,rgba(255,255,255,.05),transparent 25%),
    var(--desktop-dark);
  color:#111;
  padding:24px;
}
.os-desktop:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
  background-size:5px 5px;
  opacity:.12;
}
.centered-desktop{display:grid;place-items:center}
.desktop-shell{width:min(1400px,100%);margin:0 auto;position:relative;z-index:1}
.landing-shell{width:min(1380px,100%)}
.app-shell,.admin-shell{width:min(1500px,100%)}

.window{
  background:var(--silver);
  border-top:3px solid #f9f9f5;
  border-left:3px solid #f9f9f5;
  border-right:3px solid #4e4e4a;
  border-bottom:3px solid #4e4e4a;
  box-shadow:1px 1px 0 #000;
}
.main-window{min-height:calc(100vh - 48px)}
.inset-window{
  border-top:2px solid #50504c;
  border-left:2px solid #50504c;
  border-right:2px solid #fff;
  border-bottom:2px solid #fff;
  box-shadow:none;
}
.titlebar{
  min-height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:4px 5px 4px 8px;
  background:linear-gradient(90deg,var(--blue-dark),#2959c8);
  color:#fff;
  font-weight:800;
  font-size:15px;
}
.root-titlebar{background:linear-gradient(90deg,#5d0f0f,#b22525)}
.titlebar-left{display:flex;align-items:center;gap:8px;min-width:0}
.titlebar-left strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-icon{
  width:22px;height:22px;display:grid;place-items:center;
  background:#101010;color:var(--lime);border:1px solid #fff;
  font:900 14px Arial,sans-serif;
}
.alert-icon{background:#ffd631;color:#000}
.window-controls{display:flex;gap:3px}
.window-controls button{
  width:27px;height:26px;padding:0;background:var(--silver);
  border-top:2px solid #fff;border-left:2px solid #fff;border-right:2px solid #555;border-bottom:2px solid #555;
  color:#000;font-weight:900;line-height:1;
}
.titlebar-small{min-height:30px;font-size:12px;padding:3px 6px}
.titlebar-small>span{font:700 10px var(--mono);opacity:.9}
.danger-title{background:linear-gradient(90deg,#6d1616,#bd2c2c)}

.menubar{
  min-height:34px;display:flex;align-items:center;gap:26px;padding:0 10px;
  background:var(--silver);border-bottom:2px groove #fff;font-size:13px;
}
.menubar span::first-letter{text-decoration:underline}
.toolbar{
  min-height:48px;display:flex;align-items:center;gap:8px;padding:6px 8px;
  border-bottom:2px groove #fff;background:#d4d4cd;flex-wrap:wrap;
}
.toolbar-button,.classic-button{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  min-height:30px;padding:5px 12px;background:var(--silver);
  border-top:2px solid #fff;border-left:2px solid #fff;border-right:2px solid #51514d;border-bottom:2px solid #51514d;
  color:#111;font-weight:700;text-decoration:none;
}
.toolbar-button:active,.classic-button:active{
  border-top-color:#51514d;border-left-color:#51514d;border-right-color:#fff;border-bottom-color:#fff;
  transform:translate(1px,1px);
}
.default-button{outline:1px dotted #111;outline-offset:-5px}
.toolbar-separator{width:2px;height:30px;border-left:1px solid #777;border-right:1px solid #fff;margin:0 4px}
.toolbar-info{font-size:12px;margin-left:auto}
.toolbar-info b{font-family:var(--mono)}

.window-body{padding:18px;background:var(--silver-light)}
.statusbar,.app-statusbar{
  min-height:30px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:4px 8px;background:var(--silver);border-top:2px groove #fff;font-size:12px;
}
.app-statusbar span{border:1px inset #eee;padding:4px 7px;flex:1}
.app-statusbar span:last-child{text-align:right}

/* landing */
.landing-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:12px;padding:12px;background:var(--desktop)}
.welcome-window,.live-window{min-height:520px}
.hero-body{padding:26px 24px 34px}
.eyebrow{font-weight:800;font-size:12px;margin-bottom:22px}
.hero-body h1{
  margin:0;
  font-family:"Arial Black",Arial,sans-serif;
  font-size:clamp(58px,7vw,108px);
  line-height:.94;
  letter-spacing:0;
  font-weight:900;
}
.hero-body h1 span{
  display:inline-block;
  background:var(--lime);
  padding:.06em .12em .09em;
  line-height:.88;
  box-decoration-break:clone;
  -webkit-box-decoration-break:clone;
}
.lead{font-size:18px;line-height:1.55;max-width:730px;margin:32px 0 0}
.classic-actions{margin-top:28px}
.warning-note,.info-note{
  background:var(--yellow);border:1px solid #766a25;padding:11px 12px;font-size:13px;line-height:1.45;
}
.compact-note{margin-top:14px}
.irc-feed{
  height:470px;overflow:hidden;background:#020302;color:var(--green-terminal);font-family:var(--mono);padding:13px;
}
.irc-line{padding:9px 0;border-bottom:1px dotted #284228;line-height:1.35}
.irc-time{color:#6d816d}.irc-nick{color:var(--lime);font-weight:700}.irc-nick.mod{color:#8fb8ff}
.irc-command{color:#fff4a6}.irc-muted{color:#6e786e}.irc-system{color:#fff}
.feature-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 12px 12px;background:var(--desktop)}
.classic-panel{background:#e8e8df;border-top:3px solid #fff;border-left:3px solid #fff;border-right:3px solid #555;border-bottom:3px solid #555;padding:16px;min-height:160px}
.panel-caption{font:800 11px var(--mono);margin-bottom:28px}
.classic-panel h2{font-size:22px;line-height:1.1;letter-spacing:0;margin:0 0 10px}
.classic-panel p{font-size:13px;line-height:1.5;margin:0}

/* dashboard */
.app-workspace{display:grid;grid-template-columns:250px 1fr;gap:10px;padding:10px;background:var(--desktop);align-items:start}
.sidebar{position:sticky;top:10px}
.sidebar-body{background:var(--silver-light);padding:10px}
.status-item{display:flex;justify-content:space-between;gap:12px;padding:10px 6px;border-bottom:1px solid #aaa;font-size:12px}
.status-item b{font-family:var(--mono);font-size:11px}.status-item .ok{color:#0b6d00}
.system-message{margin-top:12px;padding:10px;background:#fff;border:2px inset #ddd;font:12px/1.4 var(--mono);min-height:56px}
.workspace-main{display:grid;gap:10px;min-width:0}
.form-grid{display:grid;gap:16px}
.form-grid.two-col{grid-template-columns:1fr 1fr}
.form-grid.three-col{grid-template-columns:repeat(3,1fr)}
.form-grid .full{grid-column:1/-1}
.compact-grid{gap:10px}
.field{display:grid;gap:6px;font-size:12px;font-weight:700}
.field output{justify-self:end;font:700 11px var(--mono);margin-top:-20px}
.field input[type="number"],.field input[type="text"],.field input:not([type]),.field select,
.input-action input,.new-invite input,.dialog-body input{
  width:100%;min-height:30px;padding:4px 7px;background:#fff;color:#000;
  border-top:2px solid #555;border-left:2px solid #555;border-right:2px solid #fff;border-bottom:2px solid #fff;
  outline:none;
}
.field select{height:32px}
.field input[type="range"]{width:100%;accent-color:#1d45b6}
.short-field{max-width:360px;margin-top:16px}
.group-box{border:2px groove #fff;padding:14px 12px 12px;margin:0;min-width:0}
.group-box legend{padding:0 6px;font-size:12px;font-weight:700}
.check-list{display:grid;gap:10px}
.check-row{display:flex;align-items:flex-start;gap:8px;line-height:1.35;font-size:13px}
.check-row input{margin:1px 0 0;width:16px;height:16px;accent-color:#1d45b6}
.helper-text{font-size:11px;color:#555;line-height:1.45;margin:10px 0 0}
.info-note{background:#ffffdf;border:1px solid #8d8b48;margin-top:14px}
.input-action{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}
.classic-list{margin-top:12px;min-height:44px;background:#fff;border:2px inset #ddd;padding:6px;display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;background:#e8e8e0;border:1px solid #777;padding:4px 5px;font:12px var(--mono)}
.chip button{width:22px;height:20px;padding:0;background:#c7c7c0;border:2px outset #eee}
.split-windows{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cmd-screen{background:#020302;color:#d8ffd2;min-height:180px;padding:14px;font:13px/1.65 var(--mono)}
.cmd-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:12px 0}
.cmd-grid code{color:var(--lime)}
.cmd-cursor span{animation:blink 1s steps(1) infinite}@keyframes blink{50%{opacity:0}}

/* admin */
.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:10px;background:#7894c9}
.admin-wide{grid-column:1/-1}
.admin-toggles{display:grid;gap:10px}
.new-invite{margin-top:14px;padding:12px;background:#fff9c8;border:1px solid #8a7d29}
.invite-list{display:grid;gap:7px;margin-top:14px}
.invite-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;background:#fff;border:2px inset #ddd;padding:8px}
.invite-row.disabled{opacity:.6}
.invite-row strong{display:block;font-size:13px}.invite-row small{display:block;color:#666;margin-top:4px}
.invite-state{font:800 10px var(--mono);padding:4px 6px;border:1px solid #888;background:#ecece4}
.invite-row button{background:#c7c7c0;border:2px outset #eee;padding:5px 8px;font-weight:700}
.table-wrap{overflow:auto}
.classic-table{width:100%;border-collapse:collapse;background:#fff;font-size:12px;min-width:760px}
.classic-table th{background:#d4d4cc;text-align:left;border:1px solid #777;padding:7px}
.classic-table td{border:1px solid #aaa;padding:7px;vertical-align:top}
.state-good{color:#087000;font-weight:800}.state-bad{color:#950000;font-weight:800}

/* dialogs */
.dialog-window{width:min(560px,calc(100vw - 32px));position:relative;z-index:2}
.admin-login-window{width:min(610px,calc(100vw - 32px))}
.dialog-body{display:grid;grid-template-columns:72px 1fr;padding:20px 18px 12px;background:var(--silver-light)}
.dialog-icon{font-size:42px;text-align:center;padding-top:6px}
.dialog-content h1{font-size:18px;letter-spacing:0;margin:0 0 8px}
.dialog-content p{font-size:13px;line-height:1.45;margin:0 0 16px}
.dialog-actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:8px;padding-top:18px}
.error-text{color:#a00000;font-weight:800;min-height:18px;font-size:12px}
.wizard-body{display:grid;grid-template-columns:130px 1fr;background:var(--silver-light);min-height:280px}
.wizard-side{background:linear-gradient(180deg,#1739a3,#10277b);color:#fff;padding:26px 16px;display:flex;flex-direction:column;justify-content:space-between}
.wizard-logo{font:900 30px/1 Arial,sans-serif}.wizard-logo span{color:var(--lime)}
.wizard-side small{font:800 10px/1.5 var(--mono)}
.wizard-main{padding:28px 26px}
.wizard-main h1{font-size:24px;letter-spacing:0;margin:0 0 12px}
.wizard-main p{line-height:1.5;margin:0 0 24px}
.progress-shell{border:2px inset #ddd;background:#fff;padding:3px;margin:18px 0}
.progress-bar{height:22px;display:flex;gap:2px;overflow:hidden}.progress-bar i{display:block;width:24px;background:#1739a3;animation:progressPulse 1.1s steps(2) infinite}.progress-bar i:nth-child(2n){animation-delay:.15s}.progress-bar i:nth-child(3n){animation-delay:.3s}@keyframes progressPulse{50%{opacity:.25}}
.invite-window .dialog-actions{background:var(--silver);padding:10px;border-top:2px groove #fff}

/* player */
.player-window{width:min(720px,calc(100vw - 32px));position:relative;z-index:2}
.player-body{padding:14px;background:var(--silver-light)}
.player-status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.player-status-grid>div{background:#fff;border:2px inset #ddd;padding:10px}
.player-status-grid span{display:block;font-size:11px;color:#555}.player-status-grid b{display:block;margin-top:6px;font:800 18px var(--mono)}
.now-box{margin-top:12px}
.now-text{min-height:100px;background:#020302;color:var(--green-terminal);padding:14px;font:700 18px/1.5 var(--mono);display:flex;align-items:center}
.player-actions{padding-top:14px}

@media(max-width:980px){
  .landing-grid,.app-workspace,.admin-grid{grid-template-columns:1fr}
  .sidebar{position:static}
  .feature-strip{grid-template-columns:1fr}
  .welcome-window,.live-window{min-height:auto}
  .irc-feed{height:360px}
  .admin-wide{grid-column:auto}
}
@media(max-width:720px){
  .os-desktop{padding:8px}
  .main-window{min-height:calc(100vh - 16px)}
  .menubar{gap:14px;overflow:auto;white-space:nowrap}
  .toolbar-info{width:100%;margin-left:0}
  .landing-grid,.feature-strip{padding-left:6px;padding-right:6px}
  .form-grid.two-col,.form-grid.three-col,.split-windows,.player-status-grid{grid-template-columns:1fr}
  .cmd-grid{grid-template-columns:1fr 1fr}
  .hero-body{padding:22px 16px 28px}
  .hero-body h1{font-size:clamp(48px,16vw,76px)}
  .lead{font-size:16px;margin-top:26px}
  .wizard-body{grid-template-columns:1fr}.wizard-side{min-height:110px;flex-direction:row;align-items:center}
  .app-statusbar{flex-direction:column;align-items:stretch}.app-statusbar span:last-child{text-align:left}
}
@media(max-width:480px){
  .window-controls button{width:24px}
  .feature-strip{gap:7px}
  .cmd-grid{grid-template-columns:1fr}
  .invite-row{grid-template-columns:1fr auto}.invite-row button{grid-column:1/-1}
}