:root{
  --bg:#f4f3f7; --surface:#fff; --surface-2:#ecebf2; --line:#dcdae5;
  --fg:#17151f; --muted:#666276; --accent:#5b3fd6; --accent-fg:#fff; --accent-soft:#ebe6ff;
  --danger:#b3261e; --ok:#1b7a4a; --warn:#9a6200; --warn-soft:#fff3d6;
  --r-checker:#2f6fdb; --r-checker-soft:#e3edfd;
  --r-cleaner:#0f8a6a; --r-cleaner-soft:#dcf3ec;
  --r-traduttore:#b5487c; --r-traduttore-soft:#fae3ee;
  --r-typer:#b46a00; --r-typer-soft:#fbecd3;
  --radius:10px;
  --f-head:"Space Grotesk",system-ui,sans-serif;
  --f-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#121118; --surface:#1b1a23; --surface-2:#252330; --line:#33303f;
  --fg:#eeedf3; --muted:#9e9aae; --accent:#9d87ff; --accent-fg:#14111f; --accent-soft:#2a2445;
  --danger:#ff7a70; --ok:#5fd29a; --warn:#f0b549; --warn-soft:#3a2f17;
  --r-checker:#7aa8ff; --r-checker-soft:#1d2a44;
  --r-cleaner:#4fd1ab; --r-cleaner-soft:#15342b;
  --r-traduttore:#f08bbb; --r-traduttore-soft:#3d1f2e;
  --r-typer:#f3b45a; --r-typer-soft:#3b2b14;
  color-scheme:dark;
}}

*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--fg);font:15px/1.45 var(--f-body);-webkit-font-smoothing:antialiased}
[hidden]{display:none !important}
h1,h2{font-family:var(--f-head);margin:0;letter-spacing:-.01em}
h1{font-size:26px}
h2{font-size:18px;margin:28px 0 10px}
button,input,select,textarea{font:inherit;color:inherit}

/* ---------- top bar ---------- */
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:20px;padding:10px 24px;background:var(--surface);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:700;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--accent);color:var(--accent-fg);font-size:16px}
.tabs{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.tabs button{border:0;background:none;padding:8px 12px;border-radius:8px;color:var(--muted);font-weight:500;cursor:pointer;white-space:nowrap}
.tabs button:hover{background:var(--surface-2);color:var(--fg)}
.tabs button.active{background:var(--accent-soft);color:var(--accent)}
.me{margin-left:auto;display:flex;gap:10px;align-items:center;color:var(--muted);white-space:nowrap}
.link{border:0;background:none;color:var(--accent);cursor:pointer;padding:0}

main{max-width:1400px;margin:0 auto;padding:24px}
.view-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px}
.sub{margin:4px 0 0;color:var(--muted)}

.banner{margin:16px 24px 0;padding:10px 14px;border-radius:var(--radius);background:var(--warn-soft);color:var(--warn);font-weight:500}

/* ---------- buttons & forms ---------- */
.btn{border:1px solid var(--line);background:var(--surface);padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--danger)}
.btn.small{padding:4px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:default}
label{display:flex;flex-direction:column;gap:6px;font-weight:500;font-size:14px}
label small{font-weight:400;color:var(--muted)}
label.check{flex-direction:row;align-items:center;gap:8px;font-weight:400}
input,select,textarea{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:9px 11px;width:100%}
input[type=checkbox]{width:auto}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}
textarea{resize:vertical}
.form{display:flex;flex-direction:column;gap:16px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-error{color:var(--danger);margin:0;min-height:1em;font-size:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}

/* ---------- week ---------- */
.week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px;align-items:start}
.day{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;min-height:160px}
.day.today{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.day-head{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line)}
.day-name{font-family:var(--f-head);font-weight:700}
.badge{font-size:11px;font-weight:600;padding:2px 7px;border-radius:99px;background:var(--accent);color:var(--accent-fg);margin-left:6px;vertical-align:2px}
.count{color:var(--muted);font-size:13px}
.day-body{padding:8px;display:flex;flex-direction:column;gap:10px;flex:1}
.empty{color:var(--muted);font-size:13px;padding:6px 4px}
.role-block{display:flex;flex-direction:column;gap:4px}
.role-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:0 4px}
.task{border:0;text-align:left;background:var(--surface-2);border-left:3px solid var(--line);border-radius:6px;padding:6px 8px;cursor:pointer;display:block;width:100%}
.task:hover{filter:brightness(.97)}
.task .who{font-weight:600;font-size:13px}
.task .what{font-size:13px}
.task .when{font-size:12px;color:var(--muted)}
.task.off{opacity:.45;text-decoration:line-through}
.day-foot{display:flex;gap:6px;padding:8px;border-top:1px solid var(--line)}
.day-foot .btn{flex:1}
.role-checker{--rc:var(--r-checker);--rs:var(--r-checker-soft)}
.role-cleaner{--rc:var(--r-cleaner);--rs:var(--r-cleaner-soft)}
.role-traduttore{--rc:var(--r-traduttore);--rs:var(--r-traduttore-soft)}
.role-typer{--rc:var(--r-typer);--rs:var(--r-typer-soft)}
.role-block .role-label{color:var(--rc)}
.task[class*=role-]{border-left-color:var(--rc);background:var(--rs)}

/* ---------- lists ---------- */
.list{display:flex;flex-direction:column;gap:8px}
.item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.item-main{flex:1;min-width:200px}
.item-title{font-weight:600}
.item-meta{color:var(--muted);font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.chip{font-size:12px;padding:3px 8px;border-radius:99px;background:var(--rs,var(--surface-2));color:var(--rc,var(--fg));border:0;cursor:pointer}
.warn{color:var(--warn);font-weight:500}
.ok{color:var(--ok)}
.err{color:var(--danger)}
.log-item{font-size:13px;padding:8px 12px}
.off-item{opacity:.55}

/* ---------- modal ---------- */
dialog{border:0;padding:0;border-radius:14px;background:var(--surface);color:var(--fg);width:min(520px,calc(100vw - 32px));box-shadow:0 20px 60px rgba(0,0,0,.3)}
dialog::backdrop{background:rgba(10,8,20,.5)}
.modal{padding:22px;display:flex;flex-direction:column;gap:14px}
.modal h2{margin:0}
#modalBody{display:flex;flex-direction:column;gap:14px}
.modal-actions{display:flex;gap:8px;align-items:center}
.spacer{flex:1}
.people{display:flex;flex-wrap:wrap;gap:6px}
.people label{flex-direction:row;align-items:center;gap:6px;font-weight:400;border:1px solid var(--line);border-radius:99px;padding:4px 10px;cursor:pointer}
.people label:has(input:checked){background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.people input{width:auto;margin:0}
.hint{font-size:13px;color:var(--muted);margin:-6px 0 0}

/* anteprima stile Telegram */
.tg-bubble{background:#e7f2e3;color:#111;border-radius:12px 12px 12px 4px;padding:12px 14px;white-space:pre-wrap;font-size:14px;line-height:1.5;max-height:60vh;overflow:auto}
@media (prefers-color-scheme:dark){.tg-bubble{background:#2b5278;color:#fff}}
.tg-bubble .mention{color:#2f6fdb}
@media (prefers-color-scheme:dark){.tg-bubble .mention{color:#9ccbff}}

/* ---------- login ---------- */
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login-card{width:min(360px,100%);background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;display:flex;flex-direction:column;gap:16px}
.login-card .brand{font-size:18px;margin-bottom:4px}

.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:10px;font-weight:500;z-index:50;max-width:calc(100vw - 32px)}
.toast.error{background:var(--danger);color:#fff}

/* ---------- responsive ---------- */
@media (max-width:1150px){ .week{grid-template-columns:repeat(4,minmax(0,1fr))} }
@media (max-width:760px){
  .top{flex-wrap:wrap;gap:8px 12px;padding:10px 16px}
  .tabs{order:3;width:100%}
  main{padding:16px}
  .banner{margin:12px 16px 0}
  .week{grid-template-columns:1fr}
  .day{min-height:0}
  .view-head{align-items:center}
  h1{font-size:22px}
  .grid2{grid-template-columns:1fr}
}