:root{
  --bg:#f4f6fb; --card:#ffffff; --ink:#1f2937; --muted:#6b7280;
  --brand:#2563eb; --brand-d:#1d4ed8; --line:#e5e7eb;
  --ok:#059669; --err:#dc2626; --warn:#d97706;
  --radius:12px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:1.6rem;margin:.2rem 0 1rem}
h2{font-size:1.15rem;margin:.2rem 0 .8rem}
h3{font-size:1rem;margin:.6rem 0 .3rem}
.muted{color:var(--muted)}
.small{font-size:.85rem}
hr{border:none;border-top:1px solid var(--line);margin:.8rem 0}

/* Topbar */
.topbar{background:var(--brand);color:#fff;padding:.7rem 1rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.area-bar{background:#0f766e}
.brand a{color:#fff;font-weight:700;font-size:1.05rem}
.brand .tag{background:rgba(255,255,255,.2);padding:.1rem .5rem;border-radius:6px;font-size:.75rem;font-weight:600}
.mainnav{display:flex;gap:.3rem;flex-wrap:wrap;margin-left:auto;align-items:center}
.mainnav a{color:#fff;padding:.4rem .7rem;border-radius:8px;font-size:.9rem}
.mainnav a:hover{background:rgba(255,255,255,.15);text-decoration:none}
.mainnav .exit{background:rgba(0,0,0,.15)}
.menu-toggle{display:none;background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;font-size:1.2rem;border-radius:8px;padding:.2rem .6rem;cursor:pointer;margin-left:auto}

.container{max-width:1050px;margin:1.4rem auto;padding:0 1rem}
.welcome{margin:.2rem 0 1rem}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.1rem 1.2rem;margin-bottom:1.2rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
@media(max-width:800px){.grid2{grid-template-columns:1fr}}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.2rem}
@media(max-width:800px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem;text-align:center}
.stat.link:hover{border-color:var(--brand);text-decoration:none}
.stat .n{font-size:1.5rem;font-weight:700}
.stat .l{color:var(--muted);font-size:.85rem;margin-top:.2rem}
.stat.hot{border-color:var(--err)}
.stat.hot .n{color:var(--err)}

/* Tables */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:.55rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:#f9fafb;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
tfoot th{background:#f9fafb}
table.kv th{width:42%;color:var(--muted);font-weight:600}
.iban{font-family:monospace;font-size:1.05rem;letter-spacing:.03em}
.actions a{margin-right:.4rem;text-decoration:none}

/* Forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.form-grid .full{grid-column:1/-1}
@media(max-width:700px){.form-grid{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;font-size:.85rem;color:var(--muted);gap:.25rem}
label.check{flex-direction:row;align-items:center;color:var(--ink)}
input,select,textarea{font:inherit;padding:.55rem .6rem;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}
textarea{resize:vertical}

/* Buttons */
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;border-radius:8px;padding:.6rem 1.1rem;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn.small{padding:.35rem .7rem;font-size:.85rem}
.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.btn.ghost:hover{background:#eff6ff}
.btn.danger{background:var(--err)}

/* Badges */
.badge{display:inline-block;background:#eef2ff;color:#3730a3;padding:.12rem .55rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:capitalize}
.badge.ordinaria{background:#e0f2fe;color:#075985}
.badge.straordinaria{background:#fef3c7;color:#92400e}
.badge.programmata{background:#dbeafe;color:#1e40af}
.badge.svolta{background:#dcfce7;color:#166534}
.badge.annullata{background:#fee2e2;color:#991b1b}
.badge.hot{background:#fee2e2;color:#991b1b}

/* Flash */
.flash{padding:.7rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.92rem}
.flash.success{background:#dcfce7;color:#166534;border:1px solid #86efac}
.flash.error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}

/* Items / messages */
.item{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 0;border-bottom:1px solid var(--line)}
.item:last-child{border-bottom:none}
.msg-mini{padding:.5rem 0;border-bottom:1px solid var(--line)}
.msg-mini:last-child{border-bottom:none}
.msg.unread{border-left:4px solid var(--err)}
.msg-head{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;align-items:flex-start}
.msg-actions{display:flex;gap:.4rem;flex-wrap:wrap}

.foot{text-align:center;color:var(--muted);font-size:.82rem;padding:1.5rem}

/* Auth pages */
.auth-page,.home-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2563eb,#0f766e);padding:1rem}
.auth-card{background:#fff;border-radius:16px;box-shadow:0 10px 40px rgba(0,0,0,.2);padding:2rem;width:100%;max-width:420px}
.auth-card h1{margin-top:0}
.auth-card .btn{width:100%;margin-top:.5rem}
.auth-card label{margin-bottom:.7rem}

/* Home */
.home-hero{text-align:center;color:#fff;max-width:900px}
.home-hero h1{font-size:2rem}
.home-cards{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:1.5rem}
@media(max-width:700px){.home-cards{grid-template-columns:1fr}}
.home-card{background:#fff;border-radius:16px;padding:1.6rem;color:var(--ink);box-shadow:0 8px 30px rgba(0,0,0,.15);text-align:left}
.home-card:hover{text-decoration:none;transform:translateY(-3px);transition:.15s}
.home-card .ico{font-size:2rem}
.home-card h2{margin:.5rem 0 .3rem}
.home-card p{color:var(--muted);font-size:.9rem;margin:0}

/* Mobile nav */
@media(max-width:760px){
  .menu-toggle{display:block}
  .mainnav{display:none;width:100%;flex-direction:column;margin-top:.5rem}
  body.nav-open .mainnav{display:flex}
  .mainnav a{width:100%}
}

/* Legenda pagamenti */
.legend{display:flex;gap:1rem;flex-wrap:wrap;margin:.2rem 0 1rem;font-size:.9rem}
.legend span{display:inline-flex;align-items:center;gap:.35rem}
.legend .dot{width:.7rem;height:.7rem;border-radius:50%;display:inline-block}
.legend .dot.ok{background:#2e7d32}
.legend .dot.no{background:#c62828}

/* Tabelle responsive: su mobile diventano schede impilate */
@media(max-width:640px){
  table.resp thead{display:none}
  table.resp,table.resp tbody,table.resp tr,table.resp td{display:block;width:100%}
  table.resp tr{border:1px solid var(--line);border-radius:12px;margin-bottom:.8rem;background:#fff;padding:.3rem .2rem;box-shadow:var(--shadow)}
  table.resp td{display:flex;justify-content:space-between;align-items:center;gap:1rem;text-align:right;border:none;border-bottom:1px solid #f1f3f5;padding:.55rem .9rem}
  table.resp tr td:last-child{border-bottom:none}
  table.resp td::before{content:attr(data-label);font-weight:600;color:var(--muted);text-align:left;flex:0 0 auto}
  table.resp td.cell-strong{font-size:1.05rem}
  table.resp tfoot tr{background:#f9fafb}
}