:root{
  --ink:#0b1120; --ink-2:#131c2e; --line:#e2e8f0; --paper:#f4f5f7; --card:#fff; --card-rgb:255,255,255;
  --text:#1e293b; --muted:#64748b; --hi:#fbbf24; --ok:#059669; --no:#e11d48;
  --chip-bg:#e2e8f0; --chip-text:#334155;
  --th-bg:#f8fafc; --row-line:#f1f5f9; --row-hover:#fafbfc; --id-n:#94a3b8;
  --full-bg:#fff1f2; --full-border:#fecdd3;
  --ok-bg:#ecfdf5; --no-bg:#fff1f2; --pending-bg:#fffbeb; --pending-text:#b45309;
  --no-btn-text:#475569; --open-bg:#fafafa;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

[data-theme="dark"]{
  --paper:#0b1120; --card:#131c2e; --card-rgb:19,28,46;
  --text:#e2e8f0; --muted:#94a3b8; --line:#243044;
  --ok:#10b981; --no:#fb7185;
  --chip-bg:#243044; --chip-text:#cbd5e1;
  --th-bg:#0d1526; --row-line:#1e293b; --row-hover:#161f33; --id-n:#64748b;
  --full-bg:#3f1d24; --full-border:#6b2a35;
  --ok-bg:#052e1f; --no-bg:#3f1d24; --pending-bg:#3a2e0f; --pending-text:#fbbf24;
  --no-btn-text:#94a3b8; --open-bg:#161f33;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--paper);-webkit-font-smoothing:antialiased;position:relative}

/* animated background blobs — the depth cue behind every glass panel */
body::before,body::after{
  content:"";position:fixed;border-radius:50%;pointer-events:none;z-index:0;
  filter:blur(2px);animation:drift 26s ease-in-out infinite alternate;
}
body::before{
  top:-160px;right:-120px;width:480px;height:480px;
  background:radial-gradient(circle,rgba(251,191,36,.22),rgba(251,191,36,0) 70%);
}
body::after{
  bottom:-200px;left:-160px;width:560px;height:560px;
  background:radial-gradient(circle,rgba(11,17,32,.12),rgba(11,17,32,0) 70%);
  animation-delay:-13s;
}
[data-theme="dark"] body::before{background:radial-gradient(circle,rgba(251,191,36,.14),rgba(251,191,36,0) 70%)}
[data-theme="dark"] body::after{background:radial-gradient(circle,rgba(251,191,36,.10),rgba(251,191,36,0) 70%)}
@keyframes drift{
  from{transform:translate(0,0)}
  to{transform:translate(30px,40px)}
}
#login,#app{position:relative;z-index:1}
.hidden{display:none !important}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}
.small{font-size:12px}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}
button{font:inherit;cursor:pointer;border:0;border-radius:6px}
input,select,textarea{font:inherit;color:inherit}

/* buttons */
.primary{background:var(--ink);color:var(--hi);padding:9px 15px;font-weight:600}
.primary:hover{background:var(--ink-2)}
.primary:disabled{opacity:.4;cursor:default}
.primary:disabled:hover{background:var(--ink)}
.ghost{background:var(--card);border:1px solid var(--line);color:var(--muted);padding:8px 13px}
.ghost:hover{border-color:#94a3b8;color:var(--text)}
.block{width:100%;padding:11px}
.link{background:none;color:var(--muted);padding:0;font-size:12px;text-decoration:underline}

/* sign in */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--ink);padding:20px}
.login-card{width:100%;max-width:360px;background:var(--ink-2);border:1px solid #24314b;border-radius:10px;padding:26px}
.login-card h1{color:#fff;font-size:17px;margin-bottom:4px}
.login-card .muted{font-size:13px;color:#94a3b8;margin:0 0 18px}
.login-card label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#94a3b8;margin-bottom:6px}
.login-card input{width:100%;padding:10px 12px;margin-bottom:16px;border-radius:6px;background:var(--ink);
  border:1px solid #334155;color:#fff;letter-spacing:.15em;font-family:var(--mono)}
.login-card input:focus{outline:none;border-color:var(--hi)}
.error{color:#fda4af;font-size:13px;min-height:18px;margin-bottom:8px}

/* brand */
.brand{display:flex;align-items:center;gap:10px;margin-bottom:24px}
.brand-mark{width:34px;height:34px;border-radius:6px;background:var(--hi);
  display:flex;align-items:center;justify-content:center}
.brand-mark::before{
  content:"";display:block;width:60%;height:60%;background-color:var(--ink);
  -webkit-mask-image:url(logo.png);mask-image:url(logo.png);
  -webkit-mask-size:contain;mask-size:contain;
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;
  -webkit-mask-position:center;mask-position:center;
}
.brand-name{color:#fff;font-weight:700;letter-spacing:-.02em;line-height:1}
.brand-sub{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#94a3b8;margin-top:3px}

/* shell */
#app{display:flex;min-height:100vh}
.sidebar{width:212px;flex-shrink:0;background:var(--ink);display:flex;flex-direction:column;padding:20px 0}
.sidebar-brand{padding:0 18px}
#nav{flex:1;display:flex;flex-direction:column}
#nav button{background:none;color:#94a3b8;text-align:left;padding:10px 18px;border-left:2px solid transparent;border-radius:0;font-size:14px}
#nav button:hover{color:#fff;background:var(--ink-2)}
#nav button.on{color:var(--hi);background:var(--ink-2);border-left-color:var(--hi);font-weight:600}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--hi);vertical-align:middle;margin-left:5px}
.sidebar-foot{padding:16px 18px 0;border-top:1px solid #1e293b;display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.tag{background:var(--hi);color:var(--ink);font-family:var(--mono);font-weight:700;font-size:11px;padding:2px 6px;border-radius:4px}

main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--card);border-bottom:1px solid var(--line);padding:14px 24px;display:flex;justify-content:space-between;align-items:center}
.topbar h2{font-size:16px}
.topbar p{margin:2px 0 0;font-size:12px}
.live{font-family:var(--mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--ok)}
.live.off{color:var(--no)}
.tab{padding:24px;overflow-y:auto}

/* panels */
.panel{background:var(--card);border:1px solid var(--line);border-radius:9px;padding:18px}
.panel.no-pad{padding:0;overflow:hidden}
.panel h3{font-size:13px;margin-bottom:14px}
.split{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;align-items:start}
@media(max-width:980px){.split{grid-template-columns:1fr}}

.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:9px;padding:16px}
.stat .k{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.stat .v{font-size:26px;font-weight:700;margin-top:6px;letter-spacing:-.02em}
.stat .v small{font-size:14px;color:var(--muted);font-weight:500}
.stat.warn .v{color:var(--hi)}

/* route board */
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.toolbar input[type=date],.toolbar input[type=text],.toolbar input[type=number]{padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--text)}
.toolbar label.check{display:flex;align-items:center;gap:6px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--card);cursor:pointer}
.toolbar select{padding:7px 8px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--text)}
.route-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:9px}
.route{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:11px}
.route.open{border-style:dashed;background:var(--open-bg)}
.route.dirty{border-color:var(--hi)}
.route .rt{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--muted);margin-bottom:6px}
.route select{width:100%;border:0;background:none;color:var(--text);font-family:var(--mono);font-weight:700;font-size:15px}

/* charts */
.chart-wrap{position:relative;height:260px}
.chart-wrap.tall{height:480px}
.route select:focus{outline:none}
.route .did{font-family:var(--mono);font-weight:700;font-size:15px}
.chip-row{display:flex;flex-wrap:wrap;gap:6px}
.chip{background:var(--chip-bg);color:var(--chip-text);font-family:var(--mono);font-weight:700;font-size:11px;padding:3px 7px;border-radius:4px}
.chip.warn{background:var(--no);color:#fff}

/* calendar */
.cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-dow{text-align:center;font-family:var(--mono);font-size:10px;color:var(--muted);padding:4px 0}
.cal-day{aspect-ratio:1;border:1px solid var(--line);border-radius:6px;background:var(--card);display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:13px;padding:0;color:var(--text)}
.cal-day:hover{border-color:#94a3b8}
.cal-day .c{font-family:var(--mono);font-size:10px;color:var(--muted)}
.cal-day.full{background:var(--full-bg);border-color:var(--full-border)}
.cal-day.full .c{color:var(--no)}
.cal-day.sel{background:var(--ink);border-color:var(--ink);color:#fff}
.cal-day.sel .c{color:#94a3b8}
.cal-day.today{box-shadow:inset 0 0 0 2px var(--hi)}
.cal-blank{aspect-ratio:1}

/* requests */
.req{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px solid var(--row-line)}
.req:last-child{border-bottom:0}
.req .who{font-family:var(--mono);font-weight:700;font-size:11px;background:var(--chip-bg);color:var(--chip-text);padding:2px 6px;border-radius:4px}
.req .body{flex:1;min-width:0;font-size:13px;color:var(--text)}
.req .body .sub{color:var(--muted);font-size:12px}
.pill{font-size:11px;padding:2px 8px;border-radius:20px;text-transform:capitalize}
.pill.approved{background:var(--ok-bg);color:var(--ok)}
.pill.denied{background:var(--no-bg);color:var(--no)}
.pill.pending{background:var(--pending-bg);color:var(--pending-text)}
.pill.draft{background:var(--pending-bg);color:var(--pending-text)}
.yes{background:var(--ok);color:#fff;padding:4px 9px;font-size:12px}
.no{background:var(--chip-bg);color:var(--no-btn-text);padding:4px 9px;font-size:12px}

/* chat */
.chat-tab{display:flex;padding:0;flex:1;min-height:0}
.channels{width:180px;border-right:1px solid var(--line);background:var(--card);padding:14px 10px}
.channels button{display:block;width:100%;text-align:left;background:none;color:var(--muted);padding:7px 10px;font-size:13px;border-radius:6px}
.channels button.on{background:var(--ink);color:var(--hi);font-weight:600}
.chat-main{flex:1;display:flex;flex-direction:column;min-width:0}
.messages{flex:1;overflow-y:auto;padding:20px}
.msg{display:flex;gap:11px;margin-bottom:14px}
.msg .av{width:34px;height:34px;border-radius:6px;background:var(--chip-bg);color:var(--chip-text);display:flex;align-items:center;
  justify-content:center;font-family:var(--mono);font-weight:700;font-size:11px;flex-shrink:0}
.msg.lead .av{background:var(--ink);color:var(--hi)}
.msg .grow{flex:1;min-width:0}
.msg .meta{font-size:12px;color:var(--muted);margin-bottom:2px}
.msg .meta b{font-family:var(--mono);color:var(--text);font-size:13px}
.msg .text{font-size:14px;white-space:pre-wrap;word-break:break-word;color:var(--text)}
.msg .text .mention{background:var(--chip-bg);color:var(--chip-text);font-weight:700;border-radius:4px;padding:0 3px}
.msg .msg-del{flex-shrink:0;align-self:flex-start;background:none;color:var(--muted);font-size:18px;line-height:1;padding:2px 6px;opacity:.5}
.msg .msg-del:hover{opacity:1;color:var(--no-btn-text)}
.channels button .badge{display:inline-block;margin-left:6px;background:var(--hi);color:var(--ink);font-family:var(--mono);
  font-weight:700;font-size:10px;padding:1px 6px;border-radius:8px}
.code-pill{font-family:var(--mono);font-weight:700;font-size:20px;letter-spacing:.08em;color:var(--text)}
.composer-wrap{position:relative}
/* Right padding reserves room for the fixed settings FAB (46px + 22px
   offset) so it never sits on top of the Send button. */
.composer{border-top:1px solid var(--line);background:var(--card);padding:12px 78px 12px 12px;display:flex;gap:8px}
.composer textarea{flex:1;resize:none;padding:10px 12px;border:1px solid var(--line);border-radius:6px;max-height:120px;background:var(--card);color:var(--text)}
.composer textarea:focus{outline:none;border-color:var(--ink)}
.mention-menu{position:absolute;left:12px;right:12px;bottom:100%;margin-bottom:6px;background:var(--card);
  border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.18);overflow:hidden;z-index:5}
.mention-menu.hidden{display:none}
.mention-item{padding:8px 12px;font-size:13px;cursor:pointer;color:var(--text)}
.mention-item:hover,.mention-item.active{background:var(--chip-bg)}
.chat-dm-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:8px 16px;border-bottom:1px solid var(--line);background:var(--chip-bg)}
.chat-dm-actions{display:flex;gap:6px}
.chat-dm-actions button{padding:5px 10px;font-size:12px}

/* roster */
.roster{width:100%;border-collapse:collapse;font-size:14px;background:var(--card);color:var(--text)}
.roster th{background:var(--th-bg);border-bottom:1px solid var(--line);text-align:left;padding:10px 12px;
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.roster td{border-bottom:1px solid var(--row-line);padding:4px 8px}
.roster tr:hover td{background:var(--row-hover)}
.roster select{padding:7px 8px;border:1px solid var(--line);border-radius:5px;background:var(--card);color:var(--text)}
.roster input[type=text]{width:100%;padding:7px 8px;border:1px solid transparent;border-radius:5px;background:none;color:var(--text)}
.roster input[type=text]:hover{border-color:var(--line)}
.roster input[type=text]:focus{outline:none;border-color:var(--ink);background:var(--card)}
.roster input.id{font-family:var(--mono);font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.roster .n{color:var(--id-n);font-family:var(--mono);font-size:12px}
.roster tr.inactive-row{opacity:.5}
.roster tr.inactive-row:hover{opacity:.75}
.roster th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
.roster th.sortable:hover{color:var(--text)}
.roster th.sortable .arrow{margin-left:4px;opacity:.6}

.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--hi);
  padding:11px 18px;border-radius:7px;font-size:14px;font-weight:500;z-index:50;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.toast.err{background:var(--no);color:#fff}

/* motion — small, purposeful transitions, not a redesign */
@keyframes tabIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
.tab:not(.hidden){animation:tabIn .22s ease}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,16px)}to{opacity:1;transform:translate(-50%,0)}}
.toast:not(.hidden){animation:toastIn .25s ease}
@keyframes msgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.msg.msg-in{animation:msgIn .22s ease}
@keyframes badgePop{0%{transform:scale(0)}70%{transform:scale(1.15)}100%{transform:scale(1)}}
.channels button .badge{animation:badgePop .3s ease}
button{transition:transform .08s ease}
button:active{transform:scale(.97)}
@media (prefers-reduced-motion: reduce){
  .tab:not(.hidden),.toast:not(.hidden),.msg.msg-in,.channels button .badge,button{animation:none;transition:none}
}

/* settings */
.settings-fab{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:var(--hi);font-size:19px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(0,0,0,.25);z-index:60}
.settings-fab:hover{background:var(--ink-2)}
.settings-panel{position:fixed;right:22px;bottom:78px;width:220px;background:var(--card);border:1px solid var(--line);
  border-radius:10px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:14px;z-index:60}
.settings-row{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text);
  padding:4px 0 14px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.settings-panel .block{width:100%}

/* glass: translucent, blurred panel — layered on top of the plain
   background/border rules above so it wins by cascade order, no !important
   needed. .cal-day.sel's higher specificity still wins its own background
   (the selected-day navy highlight) regardless of this. */
.panel,.stat,.route,.channels,.composer,.topbar,.settings-panel,.cal-day,.roster{
  background:rgba(var(--card-rgb),.68);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.panel,.stat,.route,.settings-panel{
  border:1px solid rgba(148,163,184,.18);
  box-shadow:0 8px 24px rgba(0,0,0,.06);
}
[data-theme="dark"] .panel,[data-theme="dark"] .stat,[data-theme="dark"] .route,[data-theme="dark"] .settings-panel{
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}

@media(max-width:720px){
  .sidebar{width:100%;flex-direction:row;align-items:center;padding:0;overflow-x:auto}
  #app{flex-direction:column}
  .sidebar-brand,.sidebar-foot{display:none}
  #nav{flex-direction:row}
  #nav button{border-left:0;border-bottom:2px solid transparent;white-space:nowrap}
  #nav button.on{border-left:0;border-bottom-color:var(--hi)}
  .channels{width:130px}
}