:root{
  --navy:#1F3A5F; --navy-2:#17304f; --teal:#1C8C8C; --teal-2:#156e6e; --bg:#F3F5F8; --card:#fff;
  --ink:#1b2430; --muted:#5f6b7a; --line:#dfe4ea; --ok:#1f8f4e; --warn:#b7791f; --err:#b23b3b; --info:#2b6cb0;
  --radius:10px; --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--teal-2);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 4px;font-weight:650;letter-spacing:-.01em}
h2{font-size:16px;margin:0 0 10px;font-weight:650}
h3{font-size:14px;margin:0 0 8px;font-weight:650;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.layout{display:flex;min-height:100vh}
.sidebar{width:236px;background:var(--navy);color:#dbe4f0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.brand{padding:18px 18px 12px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand .logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:15px}
.brand .logo i{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--teal);font-style:normal;font-size:13px}
.brand small{display:block;color:#9fb3cc;margin-top:6px;font-size:11.5px;line-height:1.3}
.nav{padding:10px 10px;flex:1;overflow:auto}
.nav .sec{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:#8ea4c0;padding:12px 10px 4px}
.nav a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:#dbe4f0;font-weight:500}
.nav a:hover{background:rgba(255,255,255,.07);text-decoration:none}
.nav a.active{background:rgba(255,255,255,.14);color:#fff}
.nav a svg{width:16px;height:16px;opacity:.85}
.userbox{padding:12px 14px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px}
.userbox b{display:block;color:#fff}
.userbox span{color:#9fb3cc}
.userbox a{color:#cfe3ff;margin-top:4px;display:inline-block}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:14px;padding:10px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.topbar form{flex:1;max-width:480px}
.topbar input{width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:8px;font-size:13.5px;background:#f8fafc}
.topbar .reg{margin-left:auto;font-size:12.5px;color:var(--muted)}
.topbar .reg b{color:var(--ink)}
.content{padding:22px 24px 40px;max-width:1500px;width:100%}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.page-head p{margin:0;color:var(--muted)}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:600;font-size:13px;cursor:pointer;line-height:1.2}
.btn:hover{background:#f1f4f8;text-decoration:none}
.btn.primary{background:var(--teal);border-color:var(--teal);color:#fff}.btn.primary:hover{background:var(--teal-2)}
.btn.navy{background:var(--navy);border-color:var(--navy);color:#fff}.btn.navy:hover{background:var(--navy-2)}
.btn.danger{color:var(--err);border-color:#efc5c5}.btn.danger:hover{background:#fbeaea}
.btn.sm{padding:5px 10px;font-size:12px}
.btn[disabled]{opacity:.5;pointer-events:none}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px;margin-bottom:16px}
.card.tight{padding:0;overflow:hidden}
.card.tight > h2, .card.tight > .card-head{padding:12px 18px;margin:0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card.tight .card-head h2{margin:0}
.grid{display:grid;gap:16px}
.grid.c2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.c3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.c4{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}
.kpi .lab{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.kpi .val{font-size:24px;font-weight:700;margin-top:4px;letter-spacing:-.01em}
.kpi .sub{font-size:12px;color:var(--muted);margin-top:2px}
.kpi.teal{border-top:3px solid var(--teal)}.kpi.navy{border-top:3px solid var(--navy)}.kpi.warn{border-top:3px solid var(--warn)}.kpi.ok{border-top:3px solid var(--ok)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#f8fafc;font-weight:650;white-space:nowrap}
tr:hover td{background:#fbfcfe}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tfoot td{font-weight:700;background:#f8fafc}
.table-wrap{overflow:auto}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:650;background:#e9eef5;color:#334155;white-space:nowrap}
.badge.ok{background:#e3f5ea;color:#166534}.badge.warn{background:#fdf1dc;color:#92400e}.badge.err{background:#fde8e8;color:#991b1b}
.badge.info{background:#e3edfb;color:#1e40af}.badge.teal{background:#dcf2f2;color:#0f5c5c}.badge.navy{background:#e1e8f2;color:#1F3A5F}
.badge.grey{background:#eef0f3;color:#475569}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px;border:1px solid;font-weight:500}
.flash.ok{background:#e3f5ea;border-color:#b7e3c6;color:#166534}
.flash.error{background:#fde8e8;border-color:#f2bcbc;color:#991b1b}
.flash.info{background:#e3edfb;border-color:#bcd2f2;color:#1e40af}
.alert{padding:10px 12px;border-radius:8px;font-size:13px;margin:8px 0;border:1px solid}
.alert.warn{background:#fdf6e7;border-color:#f1dba7;color:#7c4a03}
.alert.err{background:#fde8e8;border-color:#f2bcbc;color:#991b1b}
.alert.info{background:#eef4fc;border-color:#c9daf3;color:#1e3a8a}
.alert.ok{background:#e9f8ef;border-color:#b7e3c6;color:#14532d}
form .row{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px 16px;margin-bottom:12px}
form .row.c1{grid-template-columns:1fr}
label{display:block;font-size:12px;font-weight:650;color:var(--muted);margin-bottom:4px}
input[type=text],input[type=number],input[type=date],input[type=password],input[type=email],select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13.5px;background:#fff;color:var(--ink);font-family:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid #bfe3e3;border-color:var(--teal)}
textarea{min-height:70px;resize:vertical}
.check{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--ink);margin-top:22px}
.check input{width:auto}
.help{font-size:12px;color:var(--muted);margin-top:3px}
.inline-form{display:flex;gap:8px;align-items:end;flex-wrap:wrap}
.inline-form > div{min-width:140px}
.muted{color:var(--muted)}
.small{font-size:12px}
.right{text-align:right}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;flex-wrap:wrap}
.tabs a{padding:9px 14px;border-radius:8px 8px 0 0;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a.active{color:var(--navy);border-bottom-color:var(--teal);background:#fff}
.tabs a:hover{text-decoration:none;color:var(--navy)}
.steps{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 14px}
.steps span{padding:4px 10px;border-radius:999px;background:#e9eef5;font-size:12px;font-weight:600;color:#334155}
.steps span.on{background:var(--teal);color:#fff}
.steps span.done{background:#dcf2f2;color:#0f5c5c}
.dl{display:grid;grid-template-columns:max-content 1fr;gap:4px 14px;font-size:13px}
.dl dt{color:var(--muted);font-weight:600}.dl dd{margin:0}
.progress{height:8px;background:#e9eef5;border-radius:999px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--teal)}
.chart-box{position:relative;height:240px}
.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),#2b4d7a)}
.login .box{background:#fff;padding:32px;border-radius:14px;width:380px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.login .box h1{font-size:20px}
.login .brand-login{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.login .brand-login i{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--teal);color:#fff;font-style:normal;font-weight:700}
.login button{width:100%;margin-top:8px}
.login .foot{font-size:11.5px;color:var(--muted);margin-top:16px;line-height:1.5}
.calc-tree{font-size:13px}
.calc-tree .riga{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line)}
.calc-tree .riga.tot{font-weight:700;border-bottom:2px solid var(--line)}
.calc-tree .riga .l{color:var(--muted)}
.fase-card{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fff}
.fase-card h4{margin:0 0 6px;font-size:13px;display:flex;justify-content:space-between}
.pill-list{display:flex;flex-wrap:wrap;gap:6px}
.menu-toggle{display:none}
@media (max-width:980px){
  .sidebar{position:fixed;left:-240px;transition:left .2s;z-index:20}
  .sidebar.open{left:0}
  .menu-toggle{display:inline-flex}
  .grid.c4,.grid.c3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .content{padding:14px}
}
@media (max-width:640px){.grid.c4,.grid.c3,.grid.c2{grid-template-columns:1fr}}
@media print{.sidebar,.topbar,.actions,.btn{display:none !important}.content{padding:0}.card{box-shadow:none}}