:root{
  --paper:#f4f0e7;--ink:#1f211d;--muted:#716d64;--line:#d8d1c4;
  --green:#294436;--busy:#8a6b5b;--white:#fffdf8;--danger:#8e3d34;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}
.shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:36px 0 80px}
.top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:40px}
.brand{font-family:Georgia,'Times New Roman',serif;font-size:32px}
.back{color:var(--muted);text-decoration:none}
.card{background:#fffaf0;border:1px solid var(--line);border-radius:18px;padding:28px}
.login{max-width:480px;margin:12vh auto 0}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif;font-weight:400}
h1{font-size:52px;line-height:1;margin:0 0 14px}
h2{font-size:36px;margin:0}
p{line-height:1.5;color:var(--muted)}
label{display:block;font-size:13px;font-weight:700;margin-bottom:8px}
input,select{
  width:100%;padding:14px;border:1px solid #cfc7b9;border-radius:10px;background:white;font:inherit
}
button{font:inherit;cursor:pointer}
.primary{border:0;background:var(--ink);color:white;padding:13px 20px;border-radius:999px;font-weight:700}
.secondary{border:1px solid var(--line);background:transparent;color:var(--ink);padding:12px 17px;border-radius:999px}
.danger{border:1px solid #d9b6b1;background:#fff7f5;color:var(--danger);padding:12px 17px;border-radius:999px}
.error{color:var(--danger);font-size:14px;margin-top:12px}
.hidden{display:none!important}
.adminbar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:20px}
.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tab{border:1px solid var(--line);background:transparent;padding:11px 15px;border-radius:999px}
.tab.active{background:var(--ink);color:white;border-color:var(--ink)}
.layout{display:grid;grid-template-columns:1fr 360px;gap:20px;align-items:start}
.calendar-card{background:#fffaf0;border:1px solid var(--line);border-radius:18px;padding:24px}
.calendar-nav{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:22px}
.month-title{font-family:Georgia,'Times New Roman',serif;font-size:31px}
.weekdays,.days{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}
.weekdays span{text-align:center;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#8a857d;padding:6px 0}
.day{
  min-height:72px;border:1px solid #dfd7ca;background:#eef3ec;border-radius:10px;
  display:flex;align-items:flex-start;justify-content:flex-start;padding:9px;
  font-size:13px;position:relative
}
.day.empty{background:transparent;border-color:transparent;cursor:default}
.day.past{opacity:.42}
.day.busy{background:var(--busy);color:white;border-color:var(--busy)}
.day:not(.empty):hover{outline:2px solid #294436;outline-offset:1px}
.day.busy:after{content:"occupato";position:absolute;right:7px;bottom:6px;font-size:9px;opacity:.8}
.side{display:grid;gap:20px}
.side .card{padding:22px}
.range-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.savebar{position:sticky;bottom:12px;background:#1f211d;color:white;border-radius:15px;padding:16px 18px;display:flex;justify-content:space-between;align-items:center;gap:15px;box-shadow:0 9px 30px rgba(0,0,0,.18)}
.savebar .primary{background:white;color:#1f211d}
.status{font-size:13px;opacity:.8}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:16px}
.legend i{width:10px;height:10px;border-radius:50%;display:inline-block;margin-right:5px}
.legend .free{background:#dfe9df;border:1px solid #9eb09f}
.legend .busy{background:var(--busy)}
@media(max-width:850px){
  .layout{grid-template-columns:1fr}
  .day{min-height:52px;padding:6px}
  .day.busy:after{display:none}
  .range-grid{grid-template-columns:1fr}
  h1{font-size:42px}
}