:root{
  --background:220 20% 97%; --foreground:220 40% 20%;
  --card:0 0% 100%; --muted:220 20% 95%; --muted-foreground:220 15% 45%;
  --primary:30 95% 50%; --primary-foreground:0 0% 100%;
  --accent:220 70% 35%; --border:220 20% 88%; --ring:30 95% 50%;
  --radius:0.75rem;
}
*{box-sizing:border-box}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;
  background:hsl(var(--background));color:hsl(var(--foreground));
}
a{color:hsl(var(--accent));text-decoration:none}
a:hover{text-decoration:underline}

.topbar{
  position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;
  padding:12px 22px;background:#fff;border-bottom:1px solid hsl(var(--border));
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
.brand .logo{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,hsl(30 95% 55%),hsl(28 92% 46%));font-weight:800;
}
.userchip{display:flex;align-items:center;gap:10px;font-size:13px;color:hsl(var(--muted-foreground))}
.userchip .name{color:hsl(var(--foreground));font-weight:600}

main{max-width:640px;margin:28px auto;padding:0 16px}
.card{
  background:hsl(var(--card));border:1px solid hsl(var(--border));border-radius:var(--radius);
  padding:24px;box-shadow:0 1px 2px rgba(16,24,40,.04),0 4px 16px rgba(16,24,40,.06);margin-bottom:18px;
}
.card h2{margin:0 0 4px;font-size:19px}
.card .sub{margin:0 0 18px;color:hsl(var(--muted-foreground));font-size:14px}

.field{margin-bottom:16px}
.row{display:flex;gap:14px}
.row .field{flex:1}
label{display:block;margin-bottom:6px;font-weight:600;font-size:13px;color:hsl(var(--foreground))}
input,select,textarea{
  width:100%;padding:10px 12px;font:inherit;font-size:14px;color:inherit;background:#fff;
  border:1px solid hsl(var(--border));border-radius:9px;outline:none;transition:border-color .12s,box-shadow .12s;
}
input:focus,select:focus,textarea:focus{
  border-color:hsl(var(--ring));box-shadow:0 0 0 3px hsl(var(--ring)/.18);
}
textarea{resize:vertical}

.btn{
  display:inline-flex;align-items:center;gap:8px;border:0;border-radius:9px;cursor:pointer;
  font:inherit;font-size:15px;font-weight:600;padding:11px 18px;transition:filter .12s,background .12s;
}
.btn:disabled{opacity:.6;cursor:default}
.btn-primary{background:hsl(var(--primary));color:hsl(var(--primary-foreground))}
.btn-primary:not(:disabled):hover{filter:brightness(.94)}
.btn-ghost{background:hsl(var(--muted));color:hsl(var(--foreground))}
.btn-block{width:100%;justify-content:center;margin-top:6px}

/* avatars */
.avatar{
  flex:none;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;
  background:linear-gradient(135deg,hsl(220 60% 55%),hsl(220 70% 42%));
  width:30px;height:30px;font-size:12px;text-transform:uppercase;
}
.avatar.sm{width:22px;height:22px;font-size:10px}

/* attendee picker */
.picker{position:relative}
.attbox{
  display:flex;flex-wrap:wrap;gap:6px;align-items:center;min-height:44px;padding:6px 8px;
  border:1px solid hsl(var(--border));border-radius:9px;background:#fff;cursor:text;
}
.attbox.focus{border-color:hsl(var(--ring));box-shadow:0 0 0 3px hsl(var(--ring)/.18)}
.attbox input{border:0;outline:0;box-shadow:none;flex:1;min-width:140px;padding:4px;width:auto}
.chip{
  display:inline-flex;align-items:center;gap:7px;background:hsl(var(--muted));
  border:1px solid hsl(var(--border));border-radius:999px;padding:3px 8px 3px 4px;font-size:13px;max-width:100%;
}
.chip .lbl{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}
.chip.ext .lbl{font-style:italic;color:hsl(var(--muted-foreground))}
.chip .x{cursor:pointer;border:0;background:none;color:hsl(var(--muted-foreground));font-size:15px;line-height:1;padding:0 2px}
.chip .x:hover{color:hsl(0 70% 50%)}

.dropdown{
  position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:20;background:#fff;
  border:1px solid hsl(var(--border));border-radius:11px;box-shadow:0 8px 28px rgba(16,24,40,.14);
  max-height:280px;overflow:auto;
}
.dd-item{display:flex;align-items:center;gap:10px;padding:9px 12px;cursor:pointer}
.dd-item:hover,.dd-item.active{background:hsl(var(--muted))}
.dd-item .meta{min-width:0}
.dd-item .nm{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dd-item .em{font-size:12px;color:hsl(var(--muted-foreground));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dd-empty{padding:11px 12px;color:hsl(var(--muted-foreground));font-size:13px}

/* result / alerts */
.result{margin-top:16px;border-radius:10px;padding:14px;font-size:14px;border:1px solid}
.result.ok{background:hsl(145 60% 96%);border-color:hsl(145 45% 78%)}
.result.error{background:hsl(0 75% 97%);border-color:hsl(0 70% 85%);color:hsl(0 60% 38%)}
.result .joinrow{display:flex;align-items:center;gap:8px;margin:10px 0;background:#fff;border:1px solid hsl(var(--border));border-radius:8px;padding:8px 10px}
.result .joinrow code{flex:1;font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.send-list{list-style:none;margin:10px 0 0;padding:0;font-size:13px}
.send-list li{display:flex;align-items:center;gap:8px;padding:3px 0}
.send-list .ok-i{color:hsl(145 55% 38%)}
.send-list .bad-i{color:hsl(0 65% 48%)}

.muted{color:hsl(var(--muted-foreground));font-size:13px;margin-top:6px}

/* modal */
.modal{position:fixed;inset:0;background:rgba(16,24,40,.45);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal .card{max-width:440px;width:100%;margin:0}

.spinner{width:15px;height:15px;border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* brand logo + login screen */
.brand-logo{height:28px;width:auto;object-fit:contain}
.loginscreen{
  min-height:100vh;display:grid;place-items:center;padding:24px;
  background:linear-gradient(180deg,hsl(220 30% 97%/.85),hsl(220 25% 90%/.92)),url('/img/login-bg.jpg') center/cover no-repeat;
}
body.login-mode .topbar{display:none}
body.login-mode main{max-width:none;margin:0;padding:0}
.login-card{max-width:400px;width:100%;text-align:center}
.login-card .logo-lg{height:46px;width:auto;object-fit:contain;margin-bottom:10px}
.btn-ms{background:#fff;color:hsl(var(--foreground));border:1px solid hsl(var(--border));gap:10px;margin-top:10px}
.btn-ms:not(:disabled):hover{background:hsl(var(--muted));filter:none}

/* app shell: sidebar + content (ESS-style) */
.layout{display:flex;min-height:100vh}
.sidebar{width:240px;flex:none;background:#fff;border-right:1px solid hsl(var(--border));display:flex;flex-direction:column;padding:14px 12px;position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;padding:6px 8px 16px}
.nav{display:flex;flex-direction:column;gap:2px}
.newbtn{justify-content:flex-start;gap:10px;width:100%;margin-bottom:12px;font-size:14px;padding:10px 12px}
.newbtn svg{width:18px;height:18px}
.navlink{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:9px;color:hsl(var(--foreground));font-weight:500;font-size:14px}
.navlink:hover{background:hsl(var(--muted));text-decoration:none}
.navlink.active{background:hsl(var(--primary)/.12);color:hsl(28 90% 38%);font-weight:600}
.navlink svg{width:18px;height:18px;flex:none;opacity:.85}
.navlink.active svg{opacity:1}
.side-foot{margin-top:auto;display:flex;align-items:center;gap:9px;padding:12px 6px 4px;border-top:1px solid hsl(var(--border))}
.sf-meta{min-width:0;flex:1}
.sf-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sf-tz{font-size:11px;color:hsl(var(--muted-foreground))}
.sf-out{color:hsl(var(--muted-foreground));font-size:13px;font-weight:600}
.content{flex:1;min-width:0}
.content #view{max-width:680px;margin:30px auto;padding:0 22px}
.page-h{font-size:20px;font-weight:700;margin:0 0 18px}

/* meeting / event lists */
.list{display:flex;flex-direction:column;gap:10px}
.item{display:flex;gap:13px;align-items:flex-start;background:#fff;border:1px solid hsl(var(--border));border-radius:11px;padding:13px 15px}
.item .when{flex:none;width:52px;text-align:center;background:hsl(var(--muted));border-radius:9px;padding:7px 4px}
.item .when .d{font-size:18px;font-weight:800;line-height:1}
.item .when .m{font-size:11px;text-transform:uppercase;color:hsl(var(--muted-foreground));margin-top:2px}
.item .body{min-width:0;flex:1}
.item .t{font-weight:600;font-size:15px}
.item .meta{font-size:13px;color:hsl(var(--muted-foreground));margin:2px 0 4px}
a.join{font-size:13px;font-weight:600}
.daygroup{margin-bottom:20px}
.dayhdr{font-size:12px;font-weight:700;color:hsl(var(--muted-foreground));margin:0 0 9px;text-transform:uppercase;letter-spacing:.04em}
.empty{text-align:center;color:hsl(var(--muted-foreground));padding:48px 0}
@media(max-width:640px){
  .sidebar{width:60px;padding:12px 8px}
  .side-brand span,.navlink span,.newbtn span,.sf-meta{display:none}
  .content #view{padding:0 14px}
}

/* month calendar grid */
.content #view.wide{max-width:980px}
.cal-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.cal-head h1{font-size:20px;font-weight:700;margin:0;flex:1}
.cal-nav{display:flex;gap:6px;align-items:center}
.cal-nav button{border:1px solid hsl(var(--border));background:#fff;border-radius:8px;padding:6px 11px;cursor:pointer;font:inherit;font-weight:700;line-height:1}
.cal-nav button:hover{background:hsl(var(--muted))}
.cal-dows{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-bottom:6px}
.cal-dows div{font-size:11px;font-weight:700;text-transform:uppercase;color:hsl(var(--muted-foreground));text-align:center}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.calcell{background:#fff;border:1px solid hsl(var(--border));border-radius:9px;min-height:104px;padding:6px;display:flex;flex-direction:column;gap:3px;overflow:hidden}
.calcell.other{background:hsl(var(--muted)/.45)}
.calcell.other .dnum{color:hsl(var(--muted-foreground))}
.calcell .dnum{font-size:12px;font-weight:700;align-self:flex-end;min-width:22px;height:22px;display:grid;place-items:center}
.calcell.today .dnum{background:hsl(var(--primary));color:#fff;border-radius:50%}
.evt{display:block;font-size:11px;line-height:1.3;background:hsl(var(--primary)/.13);color:hsl(28 90% 32%);border-radius:5px;padding:2px 5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}
a.evt:hover{background:hsl(var(--primary)/.22);text-decoration:none}
.evt.more{background:none;color:hsl(var(--muted-foreground));font-weight:500;padding:0 5px}
@media(max-width:640px){.calcell{min-height:62px}.evt{font-size:10px}}

/* day events popover */
.modal .card.day{max-width:460px}
.modal-head{display:flex;align-items:center;justify-content:space-between}
.modal-head h2{margin:0;font-size:17px}
.modal-x{border:0;background:none;font-size:22px;line-height:1;cursor:pointer;color:hsl(var(--muted-foreground))}
.modal-x:hover{color:hsl(var(--foreground))}
.day-list{max-height:60vh;overflow:auto;margin-top:12px;display:flex;flex-direction:column;gap:8px}