:root{
  --accent:#2a78d6; --accent-d:#1f5fab; --ink:#16233b; --muted:#6b7a90; --line:#e4e9f0;
  --bg:#eef1f6; --panel:#fff; --danger:#d64545;
  --f:"Manrope","Cairo",system-ui,Segoe UI,Arial,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--f);color:var(--ink);background:var(--bg)}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.01em}
.muted{color:var(--muted)}
.sp{flex:1}

/* top bar */
.top{display:flex;align-items:center;gap:14px;background:var(--ink);color:#dfe7f2;padding:11px 20px;position:sticky;top:0;z-index:30}
.logo{font-weight:800;font-size:17px;color:#fff;display:flex;align-items:center;gap:8px}
.logo-mark{color:#6ea8f0}
.top-link{color:#b7c6dc;font-weight:600;font-size:14px}
.top-link:hover{color:#fff}
.who{color:#8fa2bd;font-size:13px}
.wrap{padding:0}

/* buttons / inputs */
.btn{display:inline-flex;align-items:center;gap:6px;font-family:var(--f);font-weight:700;font-size:14px;
  padding:9px 15px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:var(--accent-d)}
.btn.ghost{background:#fff}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn.danger{background:#fdecec;border-color:#f3c6c6;color:var(--danger)}
input,select,textarea{font-family:inherit;font-size:14px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);border-color:var(--accent)}

/* auth */
.auth{max-width:380px;margin:8vh auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 28px;box-shadow:0 24px 60px -24px rgba(0,0,0,.35)}
.auth h1{font-size:22px}.auth .muted{margin:4px 0 16px}
.auth label{display:block;margin:12px 0 4px;font-weight:700;font-size:13px}
.auth input{width:100%}
.auth .btn{width:100%;margin-top:18px;justify-content:center}
.flash{border-radius:9px;padding:10px 12px;font-size:13.5px;font-weight:600;margin-bottom:8px}
.flash.err{background:#fdecec;color:#b23b3b;border:1px solid #f3c6c6}
.rules{color:var(--muted);font-size:12.5px;margin:8px 0 0;padding-left:18px}

/* boards home */
.page-head{padding:22px 24px 6px}
.boards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;padding:6px 24px 10px}
.board-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;min-height:120px;display:flex;flex-direction:column;transition:.15s}
.board-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 14px 30px -20px var(--accent)}
.bc-top{display:flex;gap:6px}.bc-name{font-weight:800;font-size:17px;margin-top:10px;flex:1}
.bc-meta{color:var(--muted);font-size:12.5px;margin-top:8px}
.pill{font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;background:#eef1f6;color:#64748b}
.pill.team{background:#e6f0fb;color:#2a6fbf}.pill.personal{background:#eef4ef;color:#3b8a63}.pill.owner{background:#fff3e0;color:#9a6a1b}
.card-panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.new-board{margin:10px 24px 30px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.new-board .row input{flex:1;min-width:180px}

/* board */
.board-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 20px;background:#fff;border-bottom:1px solid var(--line)}
.bt-left{display:flex;align-items:center;gap:12px}.back{color:var(--muted);font-weight:700;font-size:13px}
.board-top h1{font-size:20px}
.bt-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.search{min-width:170px}.mini{padding:8px 10px;font-size:13px}
.board-root{display:flex;gap:14px;align-items:flex-start;padding:16px 20px 40px;overflow-x:auto;min-height:70vh}
.loading{color:var(--muted);padding:40px}
.col{background:#f1f4f9;border:1px solid var(--line);border-radius:14px;width:286px;flex:0 0 286px;display:flex;flex-direction:column;max-height:calc(100vh - 150px)}
.col-head{display:flex;align-items:center;justify-content:space-between;padding:11px 12px 6px}
.col-name{font-weight:800;font-size:14px;outline:none;border-radius:6px;padding:2px 4px}
.col-name:focus{background:#fff;box-shadow:0 0 0 2px var(--accent)}
.col-count{font-size:12px;font-weight:700;color:#8696ad;background:#e4eaf2;border-radius:999px;padding:1px 9px}
.col-count.over{background:#fdecec;color:#d64545}
.col-body{flex:1;overflow-y:auto;padding:4px 10px 6px;min-height:30px;display:flex;flex-direction:column;gap:9px}
.add-card{padding:6px 10px 12px}.add-card input,.add-col input{width:100%;background:#fff}
.add-col{background:transparent;border:1px dashed var(--line);justify-content:center;padding:12px}

/* card */
.card{background:#fff;border:1px solid var(--line);border-radius:11px;padding:11px;cursor:pointer;box-shadow:0 2px 5px -3px rgba(0,0,0,.25)}
.card:hover{border-color:var(--accent)}
.card.dragging{opacity:.45}
.labs{display:flex;gap:4px;margin-bottom:7px;flex-wrap:wrap}
.lab{width:30px;height:6px;border-radius:4px;display:inline-block}
.card-title{font-weight:600;font-size:14px;line-height:1.35}
.card-foot{display:flex;align-items:center;gap:7px;margin-top:9px;flex-wrap:wrap}
.pri{font-size:10px;font-weight:800;color:#fff;padding:2px 7px;border-radius:999px;text-transform:capitalize}
.due{font-size:11.5px;color:#64748b;font-weight:600}.due.over{color:#d64545}
.meta{font-size:11.5px;color:#8696ad;font-weight:600}
.avatar{width:24px;height:24px;border-radius:50%;background:#2a78d6;color:#fff;font-size:11px;font-weight:800;
  display:inline-grid;place-items:center;text-transform:uppercase}

/* modal */
.overlay{position:fixed;inset:0;background:rgba(14,22,38,.55);display:none;z-index:50;padding:5vh 16px;overflow:auto}
.overlay.open{display:block}
.modal{max-width:860px;margin:0 auto;background:#fff;border-radius:16px;box-shadow:0 30px 80px -20px rgba(0,0,0,.6)}
.modal-head{display:flex;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.m-title{flex:1;font-size:18px;font-weight:800;border:1px solid transparent;border-radius:8px;padding:6px 8px}
.m-title:hover{border-color:var(--line)}
.modal-body{display:grid;grid-template-columns:1fr 240px;gap:20px;padding:18px}
.m-lab{font-weight:800;font-size:12px;color:#64748b;text-transform:uppercase;letter-spacing:.04em;margin:0 0 6px;display:block}
.m-main textarea{width:100%}
.m-sec{margin-top:18px}
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;font-size:12.5px;font-weight:700;cursor:pointer;color:#64748b;position:relative}
.chip.on{background:var(--c);border-color:var(--c);color:#fff}
.ck{display:flex;align-items:center;gap:8px;padding:5px 0}
.ck label{display:flex;align-items:center;gap:8px;flex:1;font-size:14px}
.ck .done{text-decoration:line-through;color:#9aa6b8}
.ck.add input{width:100%}
.cm{border-top:1px solid var(--line);padding:9px 0;font-size:13.5px}.cm:first-child{border-top:0}
.m-side{display:flex;flex-direction:column;gap:6px}.m-side select,.m-side input{width:100%}
.m-side .m-lab{margin-top:10px}
.x{background:none;border:0;font-size:24px;line-height:1;color:#94a3b8;cursor:pointer}
.x.sm{font-size:17px}

/* drawers */
.drawer{position:fixed;top:0;right:0;height:100vh;width:320px;background:#fff;border-left:1px solid var(--line);
  box-shadow:-20px 0 50px -30px rgba(0,0,0,.4);transform:translateX(105%);transition:.2s;z-index:55;padding:16px;overflow:auto}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.member-list .mrow,.activity-list .arow{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.activity-list .arow{display:block}

/* insights */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:18px 24px 6px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.kpi .v{font-size:30px;font-weight:800}.kpi .l{color:var(--muted);font-size:13px;margin-top:2px}
.ins-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:12px 24px 40px}
.ins-grid .wide{grid-column:1/-1}
.ins-grid h3{font-size:15px;margin-bottom:10px}
.chart-box{position:relative;height:280px}

@media(max-width:800px){
  .modal-body{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .ins-grid{grid-template-columns:1fr}
}

/* settings form */
.card-panel form label{display:block;margin-top:14px;font-weight:700;font-size:13.5px}
.card-panel form label input{width:100%;margin-top:5px}
.card-panel form .hint{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-top:4px}
.card-panel form .sw{display:flex;align-items:center;gap:9px;font-weight:600;margin-top:10px}
.card-panel form .sw input{width:auto;margin:0}
.flash.ok{background:#e9f6ef;color:#2e7d5b;border:1px solid #bfe6d2}