@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --abyss:#070B0E;
  --deep:#0D1418;
  --shelf:#131E24;
  --shelf-2:#182831;
  --line:#1D2C34;
  --foam:#E4EDF0;
  --mist:#7E939C;
  --current:#3FA9A0;
  --current-dim:rgba(63,169,160,.14);
  --krill:#D9843F;
  --danger:#C4574F;
  --radius:5px;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --display:'Archivo','Inter',system-ui,sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--abyss);
  color:var(--foam);
  font:15px/1.5 var(--sans);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--current);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.015em;margin:0}
h1{font-size:24px}
h2{font-size:15px;color:var(--mist);font-weight:600;margin-bottom:4px}
code{font-family:ui-monospace,'SF Mono',Menlo,monospace;font-size:13px;color:var(--current)}
:focus-visible{outline:2px solid var(--current);outline-offset:2px}

/* ---------------------------------------------------------- app shell */
.shell{display:grid;grid-template-columns:216px 1fr;min-height:100vh}

.rail{
  background:var(--deep);
  border-right:1px solid var(--line);
  padding:20px 0;
  display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;
}
.rail .brand{display:flex;align-items:center;gap:10px;padding:0 20px 22px}
.rail .brand b{font-family:var(--display);font-size:15px;letter-spacing:.02em}
.rail .brand small{display:block;color:var(--mist);font-size:11px;letter-spacing:.08em}
.nav{display:flex;flex-direction:column;gap:1px;padding:0 10px}
.nav a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:var(--radius);
  color:var(--mist);font-size:14px;font-weight:500;
}
.nav a:hover{background:var(--shelf);color:var(--foam);text-decoration:none}
.nav a.on{background:var(--current-dim);color:var(--foam)}
.nav a.on svg{color:var(--current)}
.nav svg{width:16px;height:16px;flex:none}
.rail .foot{margin-top:auto;padding:16px 20px 0;border-top:1px solid var(--line);font-size:13px;color:var(--mist)}
.rail .foot b{display:block;color:var(--foam);font-weight:500}

.main{min-width:0;display:flex;flex-direction:column}
.topbar{
  display:flex;align-items:center;gap:16px;
  padding:16px 28px;border-bottom:1px solid var(--line);
  position:sticky;top:0;background:rgba(7,11,14,.9);backdrop-filter:blur(6px);z-index:5;
}
.topbar .grow{flex:1;min-width:0}
.content{padding:24px 28px 64px;max-width:1180px;width:100%}

/* --------------------------------------------------------- sync pulse */
.pulse{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--mist)}
.pulse .dot{position:relative;width:8px;height:8px;border-radius:50%;background:var(--current);flex:none}
.pulse .dot::after{
  content:'';position:absolute;inset:-4px;border-radius:50%;
  border:1px solid var(--current);opacity:0;
}
.pulse.beat .dot::after{animation:echo .9s ease-out}
.pulse.err .dot{background:var(--danger)}
.pulse.off .dot{background:var(--mist)}
@keyframes echo{from{opacity:.7;transform:scale(.6)}to{opacity:0;transform:scale(2.6)}}
@media (prefers-reduced-motion:reduce){.pulse.beat .dot::after{animation:none}}

/* -------------------------------------------------------------- forms */
label{display:block;font-size:13px;color:var(--mist);margin-bottom:2px}
input,select,textarea{
  width:100%;background:var(--shelf);color:var(--foam);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:9px 11px;font:14px var(--sans);margin-top:5px;
}
textarea{min-height:80px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--current);outline:none}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--mist) 50%),linear-gradient(135deg,var(--mist) 50%,transparent 50%);background-position:calc(100% - 16px) 50%,calc(100% - 11px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.hint{color:var(--mist);font-size:12px;font-weight:400}
.stack{display:flex;flex-direction:column;gap:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.span-2{grid-column:span 2}
@media(max-width:720px){.grid-2,.grid-3{grid-template-columns:1fr}.span-2{grid-column:auto}}

.btn{
  display:inline-flex;align-items:center;gap:7px;justify-content:center;
  background:var(--shelf-2);color:var(--foam);border:1px solid var(--line);
  border-radius:var(--radius);padding:9px 15px;font:500 14px var(--sans);
  cursor:pointer;transition:background .12s ease;
}
.btn:hover{background:#1F323C;text-decoration:none}
.btn.primary{background:var(--current);border-color:var(--current);color:#03110F;font-weight:600}
.btn.primary:hover{background:#4CBDB3}
.btn.ghost{background:transparent}
.btn.danger{color:var(--danger);border-color:rgba(196,87,79,.4)}
.btn.sm{padding:6px 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ------------------------------------------------------------- panels */
.panel{background:var(--deep);border:1px solid var(--line);border-radius:var(--radius)}
.panel .head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.panel .head h2{margin:0;color:var(--foam);font-size:15px}
.panel .body{padding:18px}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:24px}
.stat{background:var(--deep);padding:16px 18px}
.stat b{display:block;font-family:var(--display);font-size:26px;line-height:1.1}
.stat span{font-size:13px;color:var(--mist)}
.stat.warn b{color:var(--krill)}
@media(max-width:820px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ------------------------------------------------------------- tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th{
  text-align:left;font-weight:500;font-size:12px;color:var(--mist);
  padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap;
}
td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(255,255,255,.02)}
td.tight{width:1%;white-space:nowrap}
.t-title{font-weight:500}
.t-sub{display:block;color:var(--mist);font-size:12.5px;margin-top:2px}
.empty{padding:44px 18px;text-align:center;color:var(--mist)}
.empty b{display:block;color:var(--foam);font-family:var(--display);margin-bottom:6px}

.pill{display:inline-block;padding:3px 9px;border-radius:20px;font-size:12px;border:1px solid var(--line);background:var(--shelf);color:var(--mist)}
.pill.todo{color:#8FA6B2}
.pill.doing{color:var(--current);border-color:rgba(63,169,160,.35);background:var(--current-dim)}
.pill.review{color:#B39DDB;border-color:rgba(179,157,219,.3)}
.pill.done{color:#5FA36B;border-color:rgba(95,163,107,.3)}
.pill.blocked{color:var(--danger);border-color:rgba(196,87,79,.35)}
.pill.high{color:var(--krill);border-color:rgba(217,132,63,.35)}
.pill.mcp{color:var(--current)}
.overdue{color:var(--krill)}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.toolbar input,.toolbar select{margin-top:0;width:auto;min-width:150px}
.toolbar .grow{flex:1}

.flash{padding:11px 14px;border-radius:var(--radius);font-size:14px;margin-bottom:16px;border:1px solid var(--line);background:var(--shelf)}
.flash.error{border-color:rgba(196,87,79,.4);color:#E8A19B}
.flash.ok{border-color:rgba(63,169,160,.4);color:#7FD3CC}

/* ------------------------------------------------------------- dialog */
.overlay{position:fixed;inset:0;background:rgba(3,6,8,.72);display:none;align-items:flex-start;justify-content:center;padding:60px 16px;z-index:40;overflow:auto}
.overlay.open{display:flex}
.dialog{background:var(--deep);border:1px solid var(--line);border-radius:var(--radius);width:100%;max-width:560px}
.dialog header{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.dialog header h2{color:var(--foam);font-size:16px;flex:1}
.dialog .body{padding:20px;display:flex;flex-direction:column;gap:14px}
.dialog footer{display:flex;gap:10px;justify-content:flex-end;padding:16px 20px;border-top:1px solid var(--line)}
.x{background:none;border:none;color:var(--mist);font-size:20px;cursor:pointer;line-height:1;padding:0 4px}

.secret{font-family:ui-monospace,Menlo,monospace;background:var(--shelf);padding:8px 11px;border-radius:var(--radius);border:1px solid var(--line);word-break:break-all}

/* -------------------------------------------------------------- login */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px;
  background:radial-gradient(120% 90% at 50% -20%, #0F2027 0%, var(--abyss) 62%)}
.auth-card{width:100%;max-width:380px;background:var(--deep);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.auth-card.wide{max-width:620px}
.auth-card h1{font-size:22px;margin-bottom:6px}
.auth-card .lede{color:var(--mist);font-size:14px;margin:0 0 22px}
.auth-card form{display:flex;flex-direction:column;gap:14px}
.auth-card h2{margin-top:8px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.mark{display:flex;align-items:flex-end;gap:3px;height:22px;margin-bottom:18px}
.mark span{width:4px;background:var(--current);border-radius:2px;display:block}
.mark span:nth-child(1){height:10px;opacity:.45}
.mark span:nth-child(2){height:18px;opacity:.75}
.mark span:nth-child(3){height:22px}

/* ----------------------------------------------------------- mobile */
@media(max-width:860px){
  .shell{grid-template-columns:1fr}
  .rail{position:static;height:auto;flex-direction:row;align-items:center;overflow-x:auto;padding:10px 12px}
  .rail .brand{padding:0 14px 0 4px}
  .rail .brand small{display:none}
  .nav{flex-direction:row;padding:0}
  .rail .foot{display:none}
  .content,.topbar{padding-left:16px;padding-right:16px}
}