:root {
  --navy: #1A2472;
  --navy-deep: #001481;
  --blue: #048EFB;
  --cyan: #00B5FC;
  --orange: #F5A623;
  --ink: #141A3D;
  --muted: #5B6386;
  --line: #DCE1EF;
  --paper: #F3F5FA;
  --white: #FFFFFF;
  --ok: #1F8A4C;
  --err: #C4332B;
  --head: "Barlow Semi Condensed", "Arial Narrow", system-ui, sans-serif;
  --body: "Barlow", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.5 var(--body); }
a { color: var(--blue); }
h1, h2 { font-family: var(--head); font-weight: 600; line-height: 1.15; margin: 0; }
h1 { font-size: 1.9rem; color: var(--navy); }
h1 small { font-size: .95rem; color: var(--muted); font-weight: 500; margin-left: .4rem; }
h2 { font-size: 1.3rem; color: var(--navy); margin-bottom: .8rem; }
h2 small { color: var(--muted); font-weight: 500; font-size: 1rem; }
small { color: var(--muted); font-size: .82rem; font-weight: 400; }
.muted { color: var(--muted); }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; }

/* Testata */
.top { background: var(--navy); color: var(--white); padding-top: env(safe-area-inset-top, 0); }
.top-in { max-width: 1180px; margin: 0 auto; padding: .7rem 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .7rem; color: var(--white); text-decoration: none; }
.logo { height: 38px; width: auto; border-radius: 6px; background: var(--white); }
.logo-txt { font: italic 700 1.4rem var(--head); letter-spacing: .02em; }
.app { font: 600 1.25rem var(--head); border-left: 2px solid var(--orange); padding-left: .7rem; }
.who { font-size: .85rem; opacity: .85; text-align: right; }
.nav { max-width: 1180px; margin: 0 auto; padding: 0 1rem; display: flex; gap: .2rem; overflow-x: auto; }
.nav a, .nav .linkbtn { color: #C9D0F2; text-decoration: none; padding: .55rem .8rem; border-bottom: 3px solid transparent; white-space: nowrap; font-weight: 500; }
.nav a[aria-current="page"] { color: var(--white); border-bottom-color: var(--orange); }
.nav a:hover { color: var(--white); }
.nav form { margin-left: auto; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 1.4rem 1rem calc(3rem + env(safe-area-inset-bottom, 0)); }
.head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
.back { display: inline-block; font-size: .9rem; margin-bottom: .3rem; text-decoration: none; }
.back::before { content: "‹ "; }

/* Pulsanti e moduli */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .55rem 1.1rem; border-radius: 8px;
  border: 1.5px solid var(--navy); background: var(--white); color: var(--navy); font: 600 1rem var(--body); text-decoration: none; cursor: pointer; }
.btn:hover { background: #EEF1FB; }
.btn-primary { background: var(--orange); border-color: var(--orange); color: var(--navy-deep); }
.btn-primary:hover { background: #E89A12; border-color: #E89A12; }
.linkbtn { background: none; border: 0; padding: 0; font: inherit; color: var(--blue); cursor: pointer; text-decoration: underline; }
.danger { color: var(--err); }
.inline, .inline-form { display: inline; margin: 0; }
label { display: flex; flex-direction: column; gap: .3rem; font-weight: 500; font-size: .92rem; }
label small { font-weight: 400; }
input, select, textarea { font: 400 1rem var(--body); color: var(--ink); background: var(--white); border: 1.5px solid var(--line); border-radius: 6px; padding: .6rem .7rem; min-height: 44px; width: 100%; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); outline: none; box-shadow: 0 0 0 3px rgba(4,142,251,.18); }
textarea { resize: vertical; }
label.check { flex-direction: row; align-items: center; gap: .5rem; font-weight: 500; }
label.check input { width: 20px; min-height: 20px; height: 20px; accent-color: var(--navy); }
fieldset { border: 1.5px solid var(--line); border-radius: 8px; padding: .8rem 1rem 1rem; margin: 0; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
legend { font-weight: 600; padding: 0 .4rem; display: flex; align-items: center; gap: .5rem; }
fieldset.access { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .8rem; background: #F8F9FD; }
.stack { display: grid; gap: 1rem; }
.grid-form { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.grid-form .w2 { grid-column: span 2; }
.grid-form .w-all { grid-column: 1 / -1; }
.actions { display: flex; gap: .7rem; align-items: center; flex-wrap: wrap; }
.form-err { color: var(--err); font-weight: 500; }

/* Messaggi */
.flash { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-weight: 500; border-left: 5px solid var(--ok); background: #E8F5EC; color: #145A33; }
.flash-err { border-left-color: var(--err); background: #FCEBEA; color: #7E1E18; }

/* Pannelli */
.panel { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 1.2rem 1.3rem; margin-bottom: 1.1rem; }
.panel.narrow { max-width: 520px; }
.empty { background: var(--white); border: 1.5px dashed var(--line); border-radius: 12px; padding: 2rem; text-align: center; }

/* La barra di avanzamento: l'elemento caratteristico dell'app */
.rail { margin: 0 0 1.2rem; }
.rail-bar { display: grid; grid-template-columns: repeat(9, 1fr); gap: 4px; height: 14px; }
.seg { background: #D9DEEE; border-radius: 3px; }
.seg.done { background: var(--navy); }
.seg.now { background: var(--orange); box-shadow: 0 0 0 2px rgba(245,166,35,.35); }
.rail-label { margin: .45rem 0 0; display: flex; gap: .6rem; align-items: baseline; }
.rail-label strong { font: 600 1.1rem var(--head); color: var(--navy); }
.rail-label span { color: var(--muted); font-size: .88rem; }
.rail-no .rail-bar { display: block; background: repeating-linear-gradient(-45deg, #F1C9C6 0 8px, #FBE7E5 8px 16px); border-radius: 3px; }
.rail-no .rail-label { color: var(--err); font-weight: 600; }
@media (prefers-reduced-motion: no-preference) {
  .seg.now { animation: charge 1.8s ease-in-out infinite; }
  @keyframes charge { 50% { opacity: .55; } }
}

/* Stati e complessità */
.pill { display: inline-block; padding: .18rem .65rem; border-radius: 999px; font-size: .8rem; font-weight: 600; white-space: nowrap; background: #E7EAF4; color: #3A4270; }
.st-todo { background: #DDF4FE; color: #005A80; }
.st-quote { background: #DCEBFE; color: #0A4C8C; }
.st-go { background: #FDEFD6; color: #7A4B00; }
.st-done { background: #E1F3E7; color: #145A33; }
.st-no { background: #FBE2E0; color: #7E1E18; }
.cx { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 6px; font: 700 .95rem var(--head); color: var(--white); background: var(--muted); }
.cx-A { background: var(--ok); }
.cx-B { background: var(--orange); color: var(--navy-deep); }
.cx-C { background: var(--err); }

/* Filtri */
.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .8rem; }
.chip { padding: .35rem .8rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--white); color: var(--ink); text-decoration: none; font-size: .88rem; font-weight: 500; }
.chip b { color: var(--navy); margin-left: .2rem; }
.chip.on { background: var(--navy); border-color: var(--navy); color: var(--white); }
.chip.on b { color: var(--orange); }
.filters { display: flex; flex-wrap: wrap; gap: .6rem; align-items: flex-end; margin-bottom: 1rem; }
.filters input[type="search"] { flex: 1 1 260px; width: auto; }
.filters select, .filters label { flex: 0 1 220px; }

/* Elenco schede amministratore */
.list { background: var(--white); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.row { display: grid; grid-template-columns: 120px minmax(0, 1.6fr) 40px minmax(0, 1fr) 80px 150px; gap: .8rem; align-items: center; padding: .8rem 1rem; border-top: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.row:first-child { border-top: 0; }
.row:hover { background: #F7F8FD; }
.r-code { font: 600 .9rem var(--head); color: var(--navy); letter-spacing: .02em; }
.r-main { display: flex; flex-direction: column; min-width: 0; }
.r-main strong, .r-inst { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.r-inst em { color: var(--orange); font-style: normal; font-weight: 600; }
.r-clip { color: var(--muted); font-size: .88rem; }
.r-st { text-align: right; }

/* Card installatore */
.group { margin-bottom: 1.6rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: .9rem; }
.card { display: flex; flex-direction: column; gap: .3rem; background: var(--white); border: 1px solid var(--line); border-left: 5px solid var(--navy); border-radius: 0 10px 10px 0; padding: 1rem; text-decoration: none; color: var(--ink); }
.card:hover { border-color: var(--blue); border-left-color: var(--orange); }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.card strong { font-size: 1.1rem; }
.card-meta { display: flex; gap: .8rem; align-items: center; margin-top: .3rem; color: var(--muted); font-size: .9rem; }

/* Dati scheda installatore */
.facts dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem 1.4rem; margin: 0 0 1rem; }
.facts dt { font-size: .82rem; color: var(--muted); font-weight: 500; }
.facts dd { margin: .15rem 0 0; font-weight: 600; }
.finish { display: flex; gap: .8rem; align-items: flex-end; flex-wrap: wrap; margin-top: 1.2rem; padding-top: 1.2rem; border-top: 1px dashed var(--line); }

/* Video */
.clips { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .9rem; margin-bottom: 1rem; }
.clip { margin: 0; background: #0E1336; border-radius: 10px; overflow: hidden; }
.clip video, .clip img { display: block; width: 100%; aspect-ratio: 9 / 12; object-fit: contain; background: #0E1336; }
.clip .doc { display: grid; place-items: center; aspect-ratio: 9 / 12; color: var(--white); padding: 1rem; text-align: center; }
.clip figcaption { background: var(--white); border: 1px solid var(--line); border-top: 0; border-radius: 0 0 10px 10px; padding: .6rem; display: flex; flex-wrap: wrap; gap: .4rem .8rem; align-items: center; }
.clip figcaption select { min-height: 36px; padding: .3rem .5rem; width: auto; }
.upload { display: flex; flex-wrap: wrap; gap: .8rem; align-items: flex-end; padding: 1rem; background: #F8F9FD; border: 1.5px dashed #B9C2E0; border-radius: 10px; }
.upload .file { flex: 1 1 260px; }
.upload select { width: auto; }
input[type="file"] { padding: .45rem; background: var(--white); }

/* Preventivi */
.prev { border: 1px solid var(--line); border-radius: 10px; padding: 1rem; margin-bottom: .9rem; }
.prev-head { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-bottom: .8rem; }
.prev-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; margin-bottom: .9rem; }
.prev-grid .w2 { grid-column: span 3; }
.diff { font-weight: 600; color: var(--ok); }
.diff.neg, .num.neg { color: var(--err); }
.addprev summary { cursor: pointer; font-weight: 600; color: var(--blue); padding: .4rem 0; }
.addprev .prev { margin-top: .6rem; }

/* Installatori */
details.inst summary { list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; cursor: pointer; }
details.inst summary::-webkit-details-marker { display: none; }
details.inst summary h2 { margin: 0; }
details.inst[open] summary { margin-bottom: 1rem; }

/* Riepilogo */
.kpis { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: .9rem; margin-bottom: 1.2rem; }
.kpi { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem; }
.kpi > span { display: block; font-size: .88rem; color: var(--muted); font-weight: 500; margin-bottom: .4rem; }
.kpi.big { background: var(--navy); color: var(--white); border-color: var(--navy); }
.kpi.big > span, .kpi.big small { color: #C9D0F2; }
.kpi.big b { display: block; font: 700 2.1rem var(--head); color: var(--orange); }
.kpi ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }
.kpi li { display: grid; grid-template-columns: 1fr auto; column-gap: .6rem; }
.kpi li small { grid-column: 1 / -1; margin-top: -.2rem; }
.table-wrap { overflow-x: auto; background: var(--white); border: 1px solid var(--line); border-radius: 12px; }
.tbl { border-collapse: collapse; width: 100%; font-size: .92rem; }
.tbl th { text-align: left; font-weight: 600; color: var(--navy); background: #F3F5FB; padding: .65rem .8rem; white-space: nowrap; }
.tbl td { padding: .6rem .8rem; border-top: 1px solid var(--line); white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* Accesso */
.login { max-width: 420px; margin: 3rem auto; background: var(--white); border: 1px solid var(--line); border-top: 5px solid var(--orange); border-radius: 12px; padding: 1.8rem; }
.login h1 { margin-bottom: .4rem; }
.login .muted { margin: 0 0 1.2rem; }

.danger-zone { text-align: right; margin-top: .5rem; }

/* Telefono */
@media (max-width: 860px) {
  .grid-form { grid-template-columns: 1fr 1fr; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .row { grid-template-columns: 1fr auto; grid-template-areas: "code st" "main main" "inst clip"; gap: .3rem .8rem; }
  .r-code { grid-area: code; } .r-st { grid-area: st; } .r-main { grid-area: main; } .r-inst { grid-area: inst; font-size: .9rem; } .r-clip { grid-area: clip; text-align: right; }
  .r-cx { display: none; }
}
@media (max-width: 560px) {
  h1 { font-size: 1.55rem; }
  .grid-form, .prev-grid, .kpis { grid-template-columns: 1fr; }
  .grid-form .w2, .prev-grid .w2 { grid-column: auto; }
  .who { display: none; }
  .panel { padding: 1rem; }
  .clips { grid-template-columns: 1fr 1fr; }
  .head .btn { width: 100%; }
}