/* Una Dritta — webapp beta. Palette e impianto dal mock 25/7 (casavera-webapp-input.html). Mobile-first: il contenitore è largo 480 px e su desktop diventa
   una scheda centrata. */

:root{
  --bg:#EEF1EF; --app:#FBFCFB; --raise:#FFFFFF;
  --ink:#132521; --ink-2:#4A5A55; --ink-3:#7E8C87;
  --line:#DBE2DF; --line-2:#C9D3CF;
  --accent:#177063; --accent-press:#0F5A50; --accent-soft:#E2EEEB;
  --good:#1E7A4F; --good-soft:#E3F0E8;
  --mid:#B9791A; --mid-soft:#F5EBD8;
  --bad:#B3392E; --bad-soft:#F6E4E1;
  --field:#FFFFFF; --shadow:0 12px 32px rgba(19,37,33,.10);
  --shadow-lg:0 24px 60px rgba(19,37,33,.16);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0B1412; --app:#111C19; --raise:#17231F;
    --ink:#E8EEEC; --ink-2:#A9B8B3; --ink-3:#75847F;
    --line:#26332F; --line-2:#31413B;
    --accent:#4FB3A4; --accent-press:#6AC6B8; --accent-soft:#173B35;
    --good:#5CBE8E; --good-soft:#173428;
    --mid:#DCA84E; --mid-soft:#3A2E14;
    --bad:#E0796E; --bad-soft:#3D1F1B;
    --field:#0E1815; --shadow:0 12px 32px rgba(0,0,0,.45); --shadow-lg:0 24px 60px rgba(0,0,0,.55);
  }
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0; background:var(--bg); color:var(--ink);
  font-family:"Avenir Next","Futura","Helvetica Neue",Helvetica,Arial,sans-serif; line-height:1.5;
  -webkit-font-smoothing:antialiased;}
.mono{font-family:ui-monospace,"SF Mono",Menlo,monospace; font-variant-numeric:tabular-nums}

.app{max-width:480px; margin:0 auto; min-height:100vh; background:var(--app);
  box-shadow:var(--shadow-lg); position:relative; padding-bottom:40px;}
@media(min-width:520px){ .app{margin:24px auto; min-height:calc(100vh - 48px); border-radius:26px; overflow:hidden;} }

/* topbar */
.topbar{position:sticky; top:0; z-index:20; background:var(--app);
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px 12px; border-bottom:1px solid var(--line);}
.brand{font-weight:700; font-size:19px; letter-spacing:-.02em}
.brand span{color:var(--accent)}
.beta{font-size:10px; font-weight:700; letter-spacing:.1em; text-transform:uppercase;
  color:var(--mid); background:var(--mid-soft); padding:4px 9px; border-radius:999px;}
.topbar .tools{display:flex; align-items:center; gap:8px}
.install{font-family:inherit; font-size:11px; font-weight:700; letter-spacing:.04em; text-transform:uppercase;
  color:var(--accent); background:var(--accent-soft); border:0; border-radius:999px; padding:5px 11px; cursor:pointer}
.install[hidden]{display:none}
.install:hover{background:var(--accent); color:#fff}

/* banner filo 1 */
.banner{display:flex; gap:9px; align-items:flex-start; margin:0; padding:12px 20px;
  background:var(--mid-soft); color:var(--ink-2); font-size:13px; border-bottom:1px solid var(--line)}
.banner[hidden]{display:none}
.banner .ic{color:var(--mid); line-height:1.5}

.intro{padding:20px 20px 6px}
.intro h1{font-size:22px; font-weight:600; letter-spacing:-.015em; margin:0 0 6px; text-wrap:balance}
.intro p{margin:0; color:var(--ink-2); font-size:14px; max-width:42ch}

.panel{padding:14px 20px 0; display:flex; flex-direction:column; gap:14px}

/* card di sezione */
.section{background:var(--raise); border:1px solid var(--line); border-radius:16px; padding:16px 16px 18px; margin:0}
.section > .sh{display:flex; align-items:center; gap:9px; margin-bottom:14px}
.section .sh .n{width:22px; height:22px; border-radius:7px; background:var(--accent-soft); color:var(--accent);
  display:flex; align-items:center; justify-content:center; font-weight:700; font-size:12px; flex-shrink:0}
.section .sh h2{margin:0; font-size:13px; font-weight:700; letter-spacing:.02em; text-transform:uppercase; color:var(--ink-2)}

.grid2{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.field{display:flex; flex-direction:column; gap:6px; position:relative}
.field label{font-size:12.5px; font-weight:600; color:var(--ink-2)}
.field label .opt{color:var(--ink-3); font-weight:400}
.input, select.input{
  width:100%; font-family:inherit; font-size:16px; color:var(--ink); background:var(--field);
  border:1.5px solid var(--line-2); border-radius:11px; padding:12px 13px; -webkit-appearance:none; appearance:none;}
.input::placeholder{color:var(--ink-3)}
.input:focus, select.input:focus, .chip:focus-visible, button:focus-visible{
  outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft)}
.input.affix{padding-left:30px}
.affix-wrap{position:relative}
.affix-wrap .sym{position:absolute; left:12px; top:50%; transform:translateY(-50%); color:var(--ink-3); font-size:14px; font-weight:600; pointer-events:none}
.affix-wrap .suf{position:absolute; right:12px; top:50%; transform:translateY(-50%); color:var(--ink-3); font-size:12px; font-weight:600; pointer-events:none}
select.input{background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);
  background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%; background-size:5px 5px,5px 5px; background-repeat:no-repeat; padding-right:34px}
.field .fhint{font-size:11.5px; color:var(--ink-3)}
.field.dim{opacity:.55}

/* suggerimenti via */
.suggest{position:absolute; top:100%; left:0; right:0; z-index:30; margin-top:4px;
  background:var(--raise); border:1px solid var(--line-2); border-radius:12px; box-shadow:var(--shadow);
  overflow:hidden; display:none; max-height:264px; overflow-y:auto}
.suggest.open{display:block}
.suggest button{display:flex; justify-content:space-between; align-items:center; gap:10px; width:100%; text-align:left;
  padding:11px 13px; background:transparent; border:0; border-bottom:1px solid var(--line); font-family:inherit; cursor:pointer; color:var(--ink)}
.suggest button:last-child{border-bottom:0}
.suggest button:hover,.suggest button.active{background:var(--accent-soft)}
.suggest .v{font-size:14px; font-weight:600}
.suggest .z{font-size:11px; color:var(--ink-3); white-space:nowrap}
.suggest .z.hi{color:var(--good); font-weight:600}

.geo{display:none; align-items:center; gap:8px; font-size:12.5px; font-weight:600; padding:9px 11px; border-radius:10px; margin-top:10px}
.geo.ok{display:flex; background:var(--good-soft); color:var(--good)}
.geo.weak{display:flex; background:var(--mid-soft); color:var(--mid)}
.geo .d{width:8px; height:8px; border-radius:50%; background:currentColor; flex-shrink:0}

/* chips */
.chips{display:grid; grid-template-columns:1fr 1fr; gap:8px}
.chip{padding:11px 10px; border-radius:11px; border:1.5px solid var(--line-2); background:var(--field);
  font-family:inherit; font-size:13.5px; font-weight:600; color:var(--ink-2); cursor:pointer; text-align:left; line-height:1.25}
.chip small{display:block; font-weight:500; font-size:11px; color:var(--ink-3); margin-top:2px}
.chip[aria-pressed="true"]{border-color:var(--accent); background:var(--accent-soft); color:var(--accent)}
.chip[aria-pressed="true"] small{color:var(--accent)}

/* hint campi mancanti */
.hint{display:flex; gap:11px; align-items:flex-start; background:var(--mid-soft); border-radius:12px; padding:13px 14px}
.hint[hidden]{display:none}
.hint .ic{color:var(--mid); font-weight:700; flex-shrink:0; width:18px; height:18px; border-radius:50%;
  border:2px solid currentColor; display:flex; align-items:center; justify-content:center; font-size:11px; margin-top:1px}
.hint .tx{font-size:12.5px; color:var(--ink-2)}
.hint .tx b{color:var(--ink)}

/* barra analizza */
.analyzebar{position:sticky; bottom:0; z-index:20; background:linear-gradient(to top,var(--app) 72%,transparent);
  padding:14px 20px calc(14px + env(safe-area-inset-bottom)); margin-top:18px}
.analyze{width:100%; border:0; border-radius:14px; padding:15px; background:var(--accent); color:#fff;
  font-family:inherit; font-weight:700; font-size:15.5px; cursor:pointer; box-shadow:var(--shadow); transition:background .15s}
.analyze:hover{background:var(--accent-press)}
.analyze:active{transform:translateY(1px)}
.analyze[disabled]{opacity:.5; cursor:not-allowed}

/* risultato */
.result{padding:6px 20px 8px; scroll-margin-top:70px}
.result[hidden]{display:none}
.result .rtop{display:flex; align-items:baseline; justify-content:space-between; margin:8px 2px 12px}
.result .rtop .rt{font-size:13px; font-weight:700; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-3)}
.result .rtop .rtv{font-size:10.5px; color:var(--ink-3)}
.rcard{background:var(--raise); border:1px solid var(--line); border-radius:16px; padding:16px; margin-bottom:12px}
.rcard[hidden]{display:none}
.raddr{font-weight:600; font-size:16px}
.rsub{color:var(--ink-2); font-size:12.5px; margin-top:2px}

.headline{font-size:17px; line-height:1.42; letter-spacing:-.01em; margin:14px 0 0; text-wrap:pretty}
.headline b{font-weight:700}
.headnote{font-size:12.5px; color:var(--ink-3); margin:6px 0 0}

.verdict-pill{display:inline-flex; align-items:center; gap:7px; font-weight:700; font-size:13px; padding:6px 12px; border-radius:999px; margin-top:14px}
.verdict-pill[hidden]{display:none}
.verdict-pill .dot{width:8px; height:8px; border-radius:50%; background:currentColor}
.vp-good{background:var(--good-soft); color:var(--good)}
.vp-mid{background:var(--mid-soft); color:var(--mid)}
.vp-bad{background:var(--bad-soft); color:var(--bad)}
.advice{font-size:13px; color:var(--ink-2); margin:8px 0 0}

/* barra della forchetta */
.rangewrap{margin-top:20px}
.rangewrap[hidden]{display:none}
.rangebar{position:relative; height:58px}
.rangebar .track{position:absolute; top:34px; left:0; right:0; height:6px; border-radius:3px; background:var(--line)}
.rangebar .core{position:absolute; top:31px; height:12px; border-radius:6px; background:var(--accent-soft); border:1px solid var(--accent)}
.rangebar .ticks i{position:absolute; top:31px; width:1.5px; height:12px; background:var(--accent); opacity:.45; transform:translateX(-50%)}
.rangebar .ticks i.mediana{top:28px; height:18px; opacity:.9}
.rangebar .mark{position:absolute; width:2px; background:var(--ink-3); transform:translateX(-1px)}
.rangebar .mark .lab{position:absolute; left:50%; transform:translate(-50%,-100%); top:-3px; white-space:nowrap;
  font-size:10.5px; font-weight:700; color:#fff; padding:2px 6px; border-radius:6px; background:var(--ink-3)}
.rangebar .mark.ask{top:14px; height:26px; background:var(--bad)}
.rangebar .mark.ask .lab{background:var(--bad)}
.rangebar .mark.ask.in{background:var(--good)} .rangebar .mark.ask.in .lab{background:var(--good)}
.rangebar .mark.ask.warn{background:var(--mid)} .rangebar .mark.ask.warn .lab{background:var(--mid)}
.rangebar .mark.atteso{top:28px; height:18px; background:var(--ink-2)}
.rangebar .mark.atteso .lab{background:var(--ink-2); top:auto; bottom:-20px; transform:translate(-50%,0); font-weight:600}
.rangelabels{display:flex; justify-content:space-between; font-size:10.5px; color:var(--ink-3); margin-top:22px}
.rangecap{font-size:11px; color:var(--ink-3); margin-top:6px; text-align:center}

.prov{display:flex; flex-wrap:wrap; gap:6px; margin-top:16px}
.pchip{font-size:10.5px; font-weight:600; color:var(--ink-2); background:var(--bg); border:1px solid var(--line); border-radius:999px; padding:4px 10px}
.pchip.hi{background:var(--accent-soft); color:var(--accent); border-color:transparent}
.pchip.warn{background:var(--mid-soft); color:var(--mid); border-color:transparent}

/* lente-condizione */
.lens-h{font-size:13px; font-weight:700; text-transform:uppercase; letter-spacing:.02em; color:var(--ink-2); margin-bottom:12px}
.lens-note{font-size:11.5px; color:var(--ink-3); margin:10px 0 0}

/* extra */
.extra-tag{display:inline-flex; align-items:center; gap:6px; font-size:10px; font-weight:700; letter-spacing:.08em;
  text-transform:uppercase; color:var(--mid); background:var(--mid-soft); padding:4px 9px; border-radius:999px; margin-bottom:10px}
.rrow{display:flex; justify-content:space-between; align-items:baseline; gap:12px; padding:9px 0; border-bottom:1px solid var(--line); font-size:13px}
.rrow:last-child{border-bottom:0}
.rrow .k{color:var(--ink-2)}
.rrow .v{font-weight:700; text-align:right}
.rrow .sub{display:block; font-weight:400; font-size:11px; color:var(--ink-3)}

/* dettagli */
.details > summary{list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between;
  font-size:13px; font-weight:700; text-transform:uppercase; letter-spacing:.02em; color:var(--ink-2)}
.details > summary::-webkit-details-marker{display:none}
.details > summary .caret{color:var(--ink-3); font-size:12px; transition:transform .2s}
.details[open] > summary .caret{transform:rotate(180deg)}
.dinner{margin-top:14px; display:flex; flex-direction:column; gap:12px}
.formula{font-size:12.5px; color:var(--ink-2); background:var(--bg); border:1px solid var(--line); border-radius:11px; padding:11px 12px; line-height:1.7}
.formula b{color:var(--ink)}
.kpis{display:grid; grid-template-columns:1fr 1fr; gap:8px}
.kpi{background:var(--bg); border:1px solid var(--line); border-radius:11px; padding:9px 11px}
.kpi .k{font-size:10.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-3)}
.kpi .v{font-size:13.5px; font-weight:600; margin-top:1px}
.kpi .s{font-size:10.5px; color:var(--ink-3)}
.note{font-size:12px; color:var(--ink-2); background:var(--mid-soft); border-radius:11px; padding:11px 12px}

.restart{width:100%; border:1.5px solid var(--line-2); background:transparent; color:var(--ink-2); border-radius:13px;
  padding:13px; font-family:inherit; font-weight:600; font-size:14px; cursor:pointer; margin:4px 0 8px}
.restart:hover{border-color:var(--accent); color:var(--accent)}

/* Riga di aiuto sotto il risultato: il canale per dire "questo numero non torna". */
.foot-help{margin:10px 2px 2px; font-size:12px; color:var(--ink-3); line-height:1.6; text-align:center}
.linkish{border:0; background:none; padding:0; font:inherit; color:var(--accent);
  text-decoration:underline; text-underline-offset:2px; cursor:pointer}
.linkish:hover{opacity:.8}
.copy-ok{margin-left:6px; color:var(--accent); font-weight:600}

footer{padding:18px 20px 30px; font-size:11px; color:var(--ink-3); line-height:1.6}
footer a{color:var(--ink-2)}
footer b{color:var(--ink-2)}
footer .mono{display:block; margin-top:8px; opacity:.75}

@media (prefers-reduced-motion:no-preference){
  .result:not([hidden]){animation:rise .4s ease both}
  @keyframes rise{from{opacity:0; transform:translateY(10px)} to{opacity:1; transform:none}}
}