:root{
  --navy:#1F3864; --blue:#2E75B6; --blue-light:#D9E7F5; --grey:#666666;
  --bg:#f5f7fa; --card:#ffffff; --border:#e2e6ec; --green:#2e7d32; --amber:#b8860b; --red:#b3261e;
}
*{box-sizing:border-box;}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:#222;}
header{background:var(--navy);color:#fff;padding:18px 28px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;}
header h1{font-size:19px;margin:0;font-weight:600;}
header p{margin:2px 0 0;font-size:12.5px;color:#c9d6ea;}
nav{display:flex;gap:6px;background:#fff;border-bottom:1px solid var(--border);padding:0 20px;position:sticky;top:0;z-index:10;flex-wrap:wrap;}
nav button{border:none;background:none;padding:14px 16px;font-size:14px;cursor:pointer;color:var(--grey);border-bottom:3px solid transparent;font-weight:500;}
nav button.active{color:var(--navy);border-bottom:3px solid var(--blue);}
main{padding:22px 28px 60px;max-width:1200px;margin:0 auto;}
.view{display:none;}
.view.active{display:block;}
.grid{display:grid;gap:16px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:1fr 1fr;}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-2{grid-template-columns:1fr;}}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:16px 18px;}
.stat-label{font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--grey);font-weight:600;}
.stat-value{font-size:26px;font-weight:700;color:var(--navy);margin-top:4px;}
.stat-sub{font-size:12px;color:var(--grey);margin-top:4px;}
h2.section{font-size:16px;color:var(--navy);margin:26px 0 12px;border-bottom:2px solid var(--blue);padding-bottom:6px;}
.progress-row{margin-bottom:14px;}
.progress-row .lbl{display:flex;justify-content:space-between;font-size:13px;margin-bottom:4px;}
.bar{height:10px;background:#e8edf4;border-radius:6px;overflow:hidden;}
.bar > div{height:100%;background:var(--blue);border-radius:6px;}
table{width:100%;border-collapse:collapse;font-size:13px;}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);}
th{background:var(--blue-light);color:var(--navy);font-size:11.5px;text-transform:uppercase;letter-spacing:.03em;}
tr:hover td{background:#fafbfd;}
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:600;}
.badge.done{background:#e3f4e6;color:var(--green);}
.badge.progress{background:#fdf1d8;color:var(--amber);}
.badge.pending{background:#eef0f3;color:var(--grey);}
.badge.overdue{background:#fbe4e2;color:var(--red);}
/* Calendar */
.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.cal-header button{background:var(--blue);color:#fff;border:none;border-radius:6px;padding:6px 12px;cursor:pointer;font-size:13px;}
.cal-header h3{margin:0;color:var(--navy);font-size:17px;}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;}
.cal-dow{font-size:11px;text-transform:uppercase;color:var(--grey);text-align:center;padding-bottom:4px;font-weight:600;}
.cal-day{background:#fff;border:1px solid var(--border);border-radius:8px;min-height:78px;padding:6px;font-size:11.5px;position:relative;}
.cal-day.empty{background:transparent;border:none;}
.cal-day .num{font-weight:700;color:var(--navy);font-size:12px;}
.cal-day.today{border:2px solid var(--blue);}
.cal-evt{margin-top:3px;padding:2px 5px;border-radius:5px;font-size:10px;line-height:1.3;display:block;color:#fff;}
.cal-evt.milestone{background:var(--navy);}
.cal-evt.payment{background:var(--green);}
.cal-evt.deadline{background:var(--red);}
.cal-evt.review{background:var(--blue);}
.legend{display:flex;gap:16px;margin-top:14px;font-size:12px;flex-wrap:wrap;}
.legend span{display:inline-flex;align-items:center;gap:6px;}
.dot{width:10px;height:10px;border-radius:3px;display:inline-block;}
/* Kanban */
.kanban{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;align-items:start;}
@media(max-width:900px){.kanban{grid-template-columns:1fr;}}
.kcol{background:#eef1f6;border-radius:10px;padding:10px;min-height:200px;}
.kcol h4{margin:2px 6px 10px;font-size:13px;color:var(--navy);display:flex;justify-content:space-between;}
.kcol h4 span{background:#fff;border-radius:10px;padding:1px 8px;font-size:11px;color:var(--grey);}
.kcard{background:#fff;border:1px solid var(--border);border-radius:8px;padding:9px 10px;margin-bottom:8px;cursor:grab;box-shadow:0 1px 2px rgba(0,0,0,.04);}
.kcard.dragging{opacity:.4;}
.kcard .t{font-size:12.5px;font-weight:600;color:#222;margin-bottom:4px;}
.kcard .m{font-size:10.5px;color:var(--grey);display:flex;justify-content:space-between;}
.kcard .tag{display:inline-block;background:var(--blue-light);color:var(--navy);border-radius:4px;padding:1px 6px;font-size:9.5px;margin-bottom:5px;}
.kcol.dragover{outline:2px dashed var(--blue);}
/* Contacts */
.contacts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
@media(max-width:900px){.contacts{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.contacts{grid-template-columns:1fr;}}
.ccard{background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px;}
.ccard .avatar{width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;margin-bottom:8px;}
.ccard .name{font-weight:700;font-size:14px;color:#222;}
.ccard .role{font-size:12px;color:var(--blue);margin:2px 0 6px;}
.ccard .org{font-size:11.5px;color:var(--grey);margin-bottom:8px;}
.ccard .field{font-size:12px;margin-bottom:3px;}
.ccard .field b{color:var(--grey);font-weight:600;}
.tbd{opacity:.65;}
.note{font-size:12px;color:var(--grey);background:#fff;border-left:3px solid var(--blue);padding:10px 12px;border-radius:0 6px 6px 0;margin-top:16px;}
input[type=text]{width:100%;border:1px solid var(--border);border-radius:5px;padding:3px 6px;font-size:12px;margin-bottom:2px;}
/* Auth pages (login / setup) */
.auth-main{padding:40px 20px 60px;max-width:440px;margin:0 auto;}
.auth-card{padding:28px 26px;}
.auth-title{font-size:18px;color:var(--navy);margin:0 0 6px;}
.auth-subtitle{font-size:12.5px;color:var(--grey);margin:0 0 18px;}
.auth-form{display:flex;flex-direction:column;gap:4px;}
.auth-form label{font-size:12px;font-weight:600;color:var(--navy);margin-top:12px;}
.auth-form input[type=text],
.auth-form input[type=password]{
  width:100%;border:1px solid var(--border);border-radius:6px;padding:9px 10px;
  font-size:14px;box-sizing:border-box;margin-bottom:2px;
}
.auth-form input[type=text]:focus,
.auth-form input[type=password]:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-light);}
.auth-btn{
  margin-top:18px;background:var(--blue);color:#fff;border:none;border-radius:6px;
  padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;
}
.auth-btn:hover{background:var(--navy);}
.auth-btn:disabled{opacity:.6;cursor:not-allowed;}
.auth-btn-link{display:inline-block;text-decoration:none;text-align:center;}
.auth-error{
  background:#fbe4e2;color:var(--red);border-left:3px solid var(--red);
  padding:9px 11px;border-radius:0 6px 6px 0;font-size:12.5px;margin-top:14px;
}
.auth-error a{color:var(--red);font-weight:600;text-decoration:underline;margin-left:4px;}
.auth-success{
  background:#e3f4e6;color:var(--green);border-left:3px solid var(--green);
  padding:9px 11px;border-radius:0 6px 6px 0;font-size:12.5px;margin-top:14px;
}
.auth-success a{color:var(--green);font-weight:600;text-decoration:underline;margin-left:4px;}
.auth-footnote{font-size:12px;color:var(--grey);margin-top:18px;text-align:center;}
.auth-footnote a{color:var(--blue);font-weight:600;}
.secret-box{background:var(--blue-light);border-radius:8px;padding:12px 14px;margin:18px 0;}
.secret-label{font-size:11.5px;color:var(--navy);font-weight:600;margin-bottom:6px;}
.secret-text{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;
  color:var(--navy);word-break:break-all;user-select:all;
}
#qrCanvas{display:block;max-width:100%;}
.header-logout{background:none;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:5px;padding:5px 12px;font-size:12px;cursor:pointer;}
.header-logout:hover{background:rgba(255,255,255,.12);}