/* Architetto 3D Render — Fluent / Windows 11, accento terracotta */
:root {
  --acc: #b4532a; --acc-2: #9a4320; --acc-chiaro: #f6e3d9; --su-acc: #fff;
  --sfondo: #eef0f2; --mica: radial-gradient(1200px 700px at 0% 0%, #f6efe9 0%, rgba(246,239,233,0) 60%), radial-gradient(900px 600px at 100% 100%, #e7edf3 0%, rgba(231,237,243,0) 60%), #eef0f2;
  --sup: rgba(255,255,255,.78); --sup-2: #f7f7f8; --sup-solida: #fff; --bordo: rgba(0,0,0,.08); --bordo-forte: rgba(0,0,0,.16);
  --testo: #1b1b1c; --testo-2: #5c5b59; --testo-3: #74726f; --ok: #0f7b3f; --err: #c42b1c; --avviso: #9d5d00;
  --r: 8px; --ombra-1: 0 1px 2px rgba(0,0,0,.06), 0 2px 6px rgba(0,0,0,.04); --ombra-2: 0 8px 24px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06); --ombra-3: 0 24px 64px rgba(0,0,0,.22);
  --font: "Segoe UI Variable Text", "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --font-titoli: "Segoe UI Variable Display", "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --acc: #e0794b; --acc-2: #f08d61; --acc-chiaro: #3b2418; --su-acc: #1a0d06;
    --sfondo: #1c1c1d; --mica: radial-gradient(1200px 700px at 0% 0%, #2b2420 0%, rgba(43,36,32,0) 60%), radial-gradient(900px 600px at 100% 100%, #1f252b 0%, rgba(31,37,43,0) 60%), #1c1c1d;
    --sup: rgba(44,44,46,.78); --sup-2: #2a2a2c; --sup-solida: #2b2b2d; --bordo: rgba(255,255,255,.08); --bordo-forte: rgba(255,255,255,.18);
    --testo: #f3f2f0; --testo-2: #c4c1bd; --testo-3: #a19e99; --ok: #6ccb8f; --err: #ff9a8f; --avviso: #f0b45a;
    --ombra-1: 0 1px 2px rgba(0,0,0,.4); --ombra-2: 0 8px 24px rgba(0,0,0,.45); --ombra-3: 0 24px 64px rgba(0,0,0,.6);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 14px/1.5 var(--font); color: var(--testo); background: var(--mica); background-attachment: fixed; -webkit-font-smoothing: antialiased; }
::selection { background: var(--acc); color: var(--su-acc); }
:focus-visible { outline: 2px solid var(--acc); outline-offset: 2px; border-radius: 4px; }
* { scrollbar-width: thin; scrollbar-color: var(--bordo-forte) transparent; }
a { color: var(--acc); text-underline-offset: 3px; }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }
h1, h2, h3 { font-family: var(--font-titoli); margin: 0; text-wrap: balance; }
h1 { font-size: 28px; font-weight: 600; letter-spacing: -.01em; line-height: 1.2; }
h2.sez { font-size: 15px; font-weight: 600; margin: 22px 0 10px; }
h2.sez:first-child { margin-top: 0; }
h3 { font-size: 14px; font-weight: 600; margin: 20px 0 8px; }
p { margin: 0 0 8px; }
.nota { color: var(--testo-2); font-size: 13px; }
[hidden] { display: none !important; }
input, select, textarea, button { font: inherit; color: inherit; }

/* ---------- struttura ---------- */
.app { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }
.nav { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 2px; padding: 14px 8px; overflow-y: auto; }
.marchio { display: flex; align-items: center; gap: 10px; padding: 4px 12px 18px; }
.marchio strong { display: block; font-family: var(--font-titoli); font-size: 15px; line-height: 1.1; }
.marchio span { color: var(--acc); font-size: 12px; font-weight: 600; letter-spacing: .02em; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border: 0; background: none; border-radius: 6px; cursor: pointer; text-align: left; position: relative; color: var(--testo); transition: background .15s; }
.nav-item:hover { background: var(--bordo); }
.nav-item.on { background: var(--sup); box-shadow: var(--ombra-1); font-weight: 600; }
.nav-item.on::before { content: ""; position: absolute; left: 0; top: 50%; width: 3px; height: 16px; margin-top: -8px; border-radius: 2px; background: var(--acc); }
.nav-item.principale svg { color: var(--acc); }
.nav-spazio { flex: 1; min-height: 16px; }
.solo-mobile { display: none; }
.contenuto { padding: 22px 28px 40px; min-width: 0; }
.testata { margin: 4px 0 20px; max-width: 900px; }
.testata p { color: var(--testo-2); margin-top: 6px; max-width: 70ch; }
.riga-testata { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; max-width: none; }
.view { animation: entra .32s cubic-bezier(.16,1,.3,1); }
@keyframes entra { from { opacity: .001; transform: translateY(6px); } }

/* ---------- superfici ---------- */
.pannello { background: var(--sup); backdrop-filter: blur(30px) saturate(1.4); -webkit-backdrop-filter: blur(30px) saturate(1.4); border: 1px solid var(--bordo); border-radius: var(--r); box-shadow: var(--ombra-1); padding: 18px; min-width: 0; }
.pannello.stretto { max-width: 640px; }
.genera-griglia { display: grid; grid-template-columns: minmax(340px, 5fr) minmax(0, 6fr); gap: 16px; align-items: start; }

/* ---------- controlli ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 34px; padding: 6px 14px; border-radius: 6px; border: 1px solid var(--bordo-forte); background: var(--sup-solida); color: var(--testo); cursor: pointer; font-weight: 500; transition: background .12s, transform .08s, box-shadow .12s; white-space: nowrap; }
.btn:hover { background: var(--sup-2); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; }
.btn.accento { background: var(--acc); border-color: transparent; color: var(--su-acc); box-shadow: inset 0 -1px 0 rgba(0,0,0,.18); }
.btn.accento:hover { background: var(--acc-2); }
.btn.grande { width: 100%; min-height: 46px; font-size: 16px; font-weight: 600; margin-top: 16px; }
.btn.piccolo { min-height: 30px; padding: 4px 10px; }
.btn.pericolo { color: var(--err); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.azioni { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }
.azioni.fine { justify-content: flex-end; }
input:not([type=checkbox]):not([type=range]):not([type=color]), select, textarea { width: 100%; color: var(--testo); min-height: 34px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--bordo-forte); border-bottom-color: var(--testo-3); background: var(--sup-solida); }
input:focus, select:focus, textarea:focus { outline: none; border-bottom: 2px solid var(--acc); }
input[type=checkbox] { accent-color: var(--acc); width: 18px; height: 18px; }
input[type=range] { accent-color: var(--acc); width: 100%; }
input[type=color] { width: 100%; height: 34px; border: 1px solid var(--bordo-forte); border-radius: 6px; background: none; padding: 2px; }
label { color: var(--testo-2); font-size: 13px; }
.campo { display: block; margin: 10px 0; }
.campo > input, .campo > select, .campo > textarea { margin-top: 4px; color: var(--testo); }
.campi { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin: 10px 0; }
.campi.tre { grid-template-columns: repeat(3, 1fr); }
.campi label > * { margin-top: 4px; color: var(--testo); }
.riga { display: flex; align-items: center; gap: 10px; padding: 6px 0; color: var(--testo); font-size: 14px; cursor: pointer; }
.segmenti { display: inline-flex; background: var(--sup-2); border: 1px solid var(--bordo); border-radius: 7px; padding: 2px; gap: 2px; }
.segmenti button { border: 0; background: none; padding: 5px 10px; border-radius: 5px; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; color: var(--testo-2); }
.segmenti button svg { width: 17px; height: 17px; }
.segmenti button.on { background: var(--sup-solida); box-shadow: var(--ombra-1); color: var(--testo); font-weight: 600; }
.segmenti.larghi { display: flex; } .segmenti.larghi button { flex: 1; justify-content: center; }
.cerca { margin-bottom: 10px; }
.chip-riga { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--bordo-forte); background: var(--sup-solida); border-radius: 999px; padding: 5px 12px; cursor: pointer; font-size: 13px; }
.chip.on { background: var(--acc); color: var(--su-acc); border-color: transparent; font-weight: 600; }

/* ---------- genera ---------- */
.drop { display: grid; place-items: center; min-height: 210px; border: 1.5px dashed var(--bordo-forte); border-radius: var(--r); cursor: pointer; overflow: hidden; position: relative; background: var(--sup-2); transition: border-color .15s, background .15s; }
.drop:hover, .drop.sopra { border-color: var(--acc); background: var(--acc-chiaro); }
.drop-vuoto { display: grid; justify-items: center; gap: 6px; text-align: center; padding: 20px; color: var(--testo-2); }
.drop-vuoto svg { width: 34px; height: 34px; color: var(--acc); }
.drop-vuoto strong { color: var(--testo); font-size: 15px; }
.drop img, .drop video { width: 100%; max-height: 300px; object-fit: cover; display: block; }
.consiglio { font-size: 12.5px; color: var(--testo-2); margin: 8px 0 0; }
.stili { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 8px; }
.stile { text-align: left; border: 1px solid var(--bordo); border-radius: var(--r); background: var(--sup-solida); padding: 0; cursor: pointer; overflow: hidden; transition: box-shadow .15s, border-color .15s, transform .15s; }
.stile:hover { box-shadow: var(--ombra-2); transform: translateY(-1px); }
.stile.on { border-color: var(--acc); box-shadow: 0 0 0 2px var(--acc); }
.stile .tavolozza { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-template-rows: 30px 30px; height: 60px; }
.stile .tavolozza i:first-child { grid-row: span 2; background-size: cover; }
.stile b { display: block; padding: 7px 10px 0; font-size: 13px; }
.stile small { display: block; padding: 0 10px 9px; color: var(--testo-2); font-size: 11.5px; line-height: 1.35; }
.opzioni { margin-top: 18px; border-top: 1px solid var(--bordo); padding-top: 12px; }
.opzioni summary { cursor: pointer; font-weight: 600; font-family: var(--font-titoli); }
.passi { list-style: none; margin: 0; padding: 0; counter-reset: p; }
.passi li { counter-increment: p; display: grid; grid-template-columns: 28px 1fr; gap: 0 12px; padding: 8px 0; position: relative; }
.passi li::before { content: counter(p); width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 600; background: var(--sup-2); border: 1px solid var(--bordo-forte); color: var(--testo-2); grid-row: span 2; }
.passi li:not(:last-child)::after { content: ""; position: absolute; left: 12px; top: 34px; bottom: -6px; width: 1px; background: var(--bordo-forte); }
.passi li b { font-weight: 600; }
.passi li span { color: var(--testo-2); font-size: 12.5px; }
.passi li.in-corso::before { background: var(--acc-chiaro); border-color: var(--acc); color: var(--acc); animation: pulsa 1.2s ease-in-out infinite; }
.passi li.fatto::before { content: ""; background: var(--acc) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5' fill='none' stroke='white' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; border-color: transparent; }
.passi li.saltato::before { content: ""; background: var(--sup-2) linear-gradient(var(--testo-3), var(--testo-3)) center/9px 1.6px no-repeat; }
.passi li.saltato b { color: var(--testo-2); }
@keyframes pulsa { 50% { box-shadow: 0 0 0 5px color-mix(in srgb, var(--acc) 20%, transparent); } }
#risultato { margin-top: 14px; border-top: 1px solid var(--bordo); padding-top: 16px; }
.misure-chiave { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 4px 0 14px; }
.misure-chiave div { display: grid; }
.misure-chiave b { font-family: var(--font-titoli); font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.misure-chiave span { font-size: 12px; color: var(--testo-2); }
.avvisi-misure p { background: color-mix(in srgb, var(--avviso) 12%, transparent); color: var(--testo); border: 1px solid color-mix(in srgb, var(--avviso) 35%, transparent); padding: 8px 12px; border-radius: 6px; font-size: 13px; }
.confronto { position: relative; border-radius: var(--r); overflow: hidden; aspect-ratio: 16/10; background: #000; margin-bottom: 10px; user-select: none; touch-action: none; }
.confronto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.confronto .dopo { clip-path: inset(0 0 0 var(--x, 50%)); }
.confronto .maniglia { position: absolute; top: 0; bottom: 0; left: var(--x, 50%); width: 2px; background: #fff; box-shadow: 0 0 8px rgba(0,0,0,.5); }
.confronto .maniglia::after { content: ""; position: absolute; top: 50%; left: -14px; width: 28px; height: 28px; margin-top: -14px; border-radius: 50%; background: #fff; box-shadow: var(--ombra-2); }
.confronto .etichetta { position: absolute; top: 10px; padding: 3px 9px; border-radius: 4px; background: rgba(0,0,0,.55); color: #fff; font-size: 12px; }
.galleria { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.galleria img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: 6px; cursor: zoom-in; display: block; box-shadow: var(--ombra-1); }
#videoRisultato, #vidPlayer { width: 100%; border-radius: var(--r); margin-top: 10px; background: #000; }

/* ---------- progetti ---------- */
.progetti { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.progetto { background: var(--sup); border: 1px solid var(--bordo); border-radius: var(--r); overflow: hidden; box-shadow: var(--ombra-1); display: flex; flex-direction: column; }
.progetto .copertina { aspect-ratio: 16/10; background: var(--sup-2) center/cover; cursor: pointer; }
.progetto .dati { padding: 10px 12px 4px; }
.progetto .dati b { display: block; font-size: 14px; }
.progetto .dati span { font-size: 12px; color: var(--testo-2); font-variant-numeric: tabular-nums; }
.progetto .azioni { margin: 4px 8px 10px; gap: 4px; }
.progetto .azioni .btn { min-height: 30px; padding: 4px 9px; font-size: 13px; }
.vuoto-lista { padding: 40px 20px; text-align: center; color: var(--testo-2); grid-column: 1 / -1; }

/* ---------- editor ---------- */
.view-piena { margin: -22px -28px -40px; }
.editor { display: grid; grid-template-columns: 1fr 340px; height: 100vh; }
.viewport { position: relative; min-width: 0; background: #20201f; overflow: hidden; }
#canvas3d { width: 100%; height: 100%; display: block; touch-action: none; }
.barra-vista { position: absolute; top: 12px; left: 12px; right: 12px; display: flex; gap: 8px; flex-wrap: wrap; pointer-events: none; }
.barra-vista > * { pointer-events: auto; box-shadow: var(--ombra-2); }
.barra-vista .segmenti { background: var(--sup); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.barra-vista .btn { margin-left: auto; }
.vuoto-3d { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 10px; color: #ddd; background: #20201f; }
.fonte { position: absolute; right: 10px; bottom: 8px; font-size: 11px; color: rgba(255,255,255,.75); text-shadow: 0 1px 2px rgba(0,0,0,.6); }
.lato { border-left: 1px solid var(--bordo); background: var(--sup); backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px); overflow-y: auto; padding: 12px 14px 30px; }
.schede { display: flex; gap: 2px; border-bottom: 1px solid var(--bordo); margin: 0 -14px 12px; padding: 0 10px; overflow-x: auto; }
.schede button { border: 0; background: none; padding: 10px 8px; cursor: pointer; color: var(--testo-2); position: relative; white-space: nowrap; }
.schede button.on { color: var(--testo); font-weight: 600; }
.schede button.on::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 3px; border-radius: 2px; background: var(--acc); }
.schede.larghe { margin: 0 0 14px; padding: 0; }
.campioni { display: grid; grid-template-columns: repeat(auto-fill, minmax(56px, 1fr)); gap: 6px; }
.campione { aspect-ratio: 1; border-radius: 6px; border: 1px solid var(--bordo-forte); cursor: pointer; background: center/cover; position: relative; padding: 0; }
.campione.on { box-shadow: 0 0 0 2px var(--sup-solida), 0 0 0 4px var(--acc); }
.campione span { position: absolute; left: 0; right: 0; bottom: 0; font-size: 9.5px; line-height: 1.15; padding: 2px 3px; background: rgba(0,0,0,.55); color: #fff; border-radius: 0 0 5px 5px; text-align: left; }
.catalogo-cat h4 { font-size: 12px; font-weight: 600; color: var(--testo-2); margin: 14px 0 6px; text-transform: none; }
.catalogo-griglia { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.pezzo { border: 1px solid var(--bordo); border-radius: 6px; background: var(--sup-solida); cursor: pointer; padding: 4px 4px 6px; display: grid; gap: 2px; justify-items: center; font-size: 11px; line-height: 1.2; text-align: center; color: var(--testo); transition: border-color .12s, box-shadow .12s; }
.pezzo:hover { border-color: var(--acc); box-shadow: var(--ombra-1); }
.pezzo img { width: 100%; aspect-ratio: 1; object-fit: contain; }
.apertura { border: 1px solid var(--bordo); border-radius: var(--r); padding: 10px; margin-top: 10px; background: var(--sup-solida); }
.apertura header { display: flex; justify-content: space-between; align-items: center; font-weight: 600; }
.apertura .campi { grid-template-columns: repeat(2, 1fr); margin-bottom: 0; }

/* ---------- libreria ---------- */
.riga-cerca { display: flex; gap: 12px; align-items: center; }
.riga-cerca .cerca { max-width: 460px; margin: 0; }
.griglia-lib { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-top: 14px; }
.voce-lib { background: var(--sup); border: 1px solid var(--bordo); border-radius: var(--r); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--ombra-1); }
.voce-lib img { width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--sup-2); display: block; }
.voce-lib b { font-size: 13px; padding: 8px 10px 0; line-height: 1.3; }
.voce-lib .azioni { margin: 6px 8px 10px; gap: 4px; }
.voce-lib .btn { min-height: 28px; padding: 3px 8px; font-size: 12.5px; flex: 1; }
.fonte-lib { margin-top: 18px; font-size: 12.5px; color: var(--testo-2); }

/* ---------- rileva / cancella ---------- */
.rileva { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
.tela-foto { position: relative; background: #1f1f1f; border-radius: var(--r); overflow: hidden; min-height: 340px; display: grid; place-items: center; }
.tela-foto canvas { max-width: 100%; max-height: 74vh; display: block; touch-action: none; cursor: crosshair; }
.vuoto-foto { position: absolute; inset: 0; display: grid; place-content: center; gap: 10px; background: #1f1f1f; }
.tabella { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 13px; font-variant-numeric: tabular-nums; }
.tabella th, .tabella td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--bordo); }
.tabella th { color: var(--testo-2); font-weight: 600; }
.barra { height: 6px; border-radius: 3px; background: var(--sup-2); overflow: hidden; margin-top: 12px; }
.barra i { display: block; height: 100%; width: 100%; background: var(--acc); transform: scaleX(var(--p, 0)); transform-origin: left; transition: transform .2s; }

/* ---------- computo ---------- */
.scheda-computo { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 16px; align-items: start; }
.scheda-computo img { width: 100%; border-radius: 6px; display: block; margin-bottom: 8px; }

.pannello.pianta { margin-top: 16px; }
.pianta-svg { width: 100%; height: auto; max-height: 78vh; display: block; margin-top: 12px; border-radius: 6px; border: 1px solid var(--bordo); }

/* ---------- cosa puoi fare, segnala ---------- */
.cosa { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 0 28px; max-width: 1100px; }
.cosa li { padding: 12px 0; border-bottom: 1px solid var(--bordo); }
.cosa b { display: block; font-size: 14.5px; }
.cosa span { color: var(--testo-2); font-size: 13px; }
.cosa a { font-size: 13px; }
.segnalazioni { padding-left: 18px; font-size: 13px; color: var(--testo-2); }
.stato { background: var(--acc-chiaro); color: var(--acc); padding: 1px 7px; border-radius: 4px; font-size: 12px; font-weight: 600; }
.contatti { font-size: 13px; color: var(--testo-2); margin-top: 16px; }
.credit { margin-top: 18px; font-size: 13px; color: var(--testo-2); }

/* ---------- avvisi, modale, toast ---------- */
#avvisi .avviso { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; padding: 10px 14px; border-radius: var(--r); margin-bottom: 14px; background: var(--sup); border: 1px solid var(--bordo); box-shadow: var(--ombra-1); font-size: 13.5px; }
#avvisi .avviso.demo { background: color-mix(in srgb, var(--acc) 10%, var(--sup-solida)); border-color: color-mix(in srgb, var(--acc) 35%, transparent); }
#avvisi .avviso.scaduta { background: color-mix(in srgb, var(--err) 10%, var(--sup-solida)); border-color: color-mix(in srgb, var(--err) 35%, transparent); }
.modale { position: fixed; inset: 0; background: rgba(0,0,0,.4); display: grid; place-items: center; z-index: 50; padding: 16px; animation: entra .2s; }
.modale-in { background: var(--sup-solida); border-radius: 10px; box-shadow: var(--ombra-3); padding: 24px; width: min(520px, 100%); max-height: 90vh; overflow: auto; border: 1px solid var(--bordo); }
.modale-in img.grande { width: 100%; border-radius: 6px; }
.modale-in.largo { width: min(1100px, 100%); }
.guida-passo svg { width: 44px; height: 44px; color: var(--acc); margin-bottom: 8px; }
.guida-passo h2 { font-size: 20px; margin-bottom: 8px; }
.guida-nav { display: flex; gap: 6px; justify-content: center; margin-top: 14px; }
.guida-nav i { width: 7px; height: 7px; border-radius: 50%; background: var(--bordo-forte); }
.guida-nav i.on { background: var(--acc); width: 18px; border-radius: 4px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; background: var(--testo); color: var(--sfondo); padding: 10px 16px; border-radius: 8px; box-shadow: var(--ombra-2); transition: opacity .2s, transform .25s cubic-bezier(.16,1,.3,1); pointer-events: none; z-index: 60; max-width: calc(100vw - 32px); }
.toast.on { opacity: 1; transform: translate(-50%, 0); }
.foglio { position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 40; display: flex; align-items: flex-end; }
.foglio-in { width: 100%; background: var(--sup-solida); border-radius: 14px 14px 0 0; padding: 12px 12px calc(76px + env(safe-area-inset-bottom)); display: grid; grid-template-columns: 1fr 1fr; gap: 6px; box-shadow: var(--ombra-3); }
.foglio-in .nav-item { border: 1px solid var(--bordo); }
.solo-stampa { display: none; }

/* ---------- telefono e tablet ---------- */
@media (max-width: 1100px) { .genera-griglia, .rileva { grid-template-columns: 1fr; } .editor { grid-template-columns: 1fr 300px; } .scheda-computo { grid-template-columns: 1fr; } }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .nav { position: fixed; z-index: 30; bottom: 0; left: 0; right: 0; top: auto; height: auto; flex-direction: row; padding: 6px 6px calc(6px + env(safe-area-inset-bottom)); background: var(--sup); backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px); border-top: 1px solid var(--bordo); overflow: visible; justify-content: space-around; }
  .marchio, .nav-spazio { display: none; }
  .nav .nav-item { display: none; flex-direction: column; gap: 2px; font-size: 11px; padding: 6px 4px; flex: 1; align-items: center; text-align: center; }
  .nav .nav-item[data-view=genera], .nav .nav-item[data-view=progetti], .nav .nav-item[data-view=editor], .nav .nav-item[data-view=libreria], .nav .nav-item.solo-mobile { display: flex; }
  .nav-item.on::before { left: 50%; top: auto; bottom: 0; width: 16px; height: 3px; margin: 0 0 0 -8px; }
  .nav-item.on { box-shadow: none; background: none; color: var(--acc); }
  .foglio .nav-item { display: flex; }
  .contenuto { padding: 16px 16px 96px; }
  h1 { font-size: 23px; }
  .view-piena { margin: -16px -16px -96px; }
  .editor { grid-template-columns: 1fr; grid-template-rows: 52vh auto; height: auto; }
  .viewport { height: 52vh; }
  .lato { border-left: 0; padding-bottom: 100px; backdrop-filter: none; }
  .barra-vista .btn span, .barra-vista .segmenti button { font-size: 12px; }
  .campi.tre { grid-template-columns: repeat(3, 1fr); }
  .tela-foto { min-height: 260px; }
  .riga-cerca { flex-direction: column; align-items: stretch; }
  .griglia-lib { grid-template-columns: repeat(2, 1fr); }
  .catalogo-griglia { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- stampa (scheda cliente) ---------- */
@media print {
  body { background: #fff; color: #000; }
  .app, .modale, .toast, .foglio { display: none !important; }
  .solo-stampa { display: block; font: 11pt/1.45 "Segoe UI", Arial, sans-serif; }
  .solo-stampa h1 { font-size: 20pt; margin-bottom: 4pt; }
  .solo-stampa img { width: 100%; margin: 6pt 0; border-radius: 4pt; }
  .solo-stampa .due { display: grid; grid-template-columns: 1fr 1fr; gap: 6pt; }
  .solo-stampa table { width: 100%; border-collapse: collapse; margin-top: 8pt; }
  .solo-stampa td, .solo-stampa th { border-bottom: .5pt solid #bbb; padding: 3pt 4pt; text-align: left; }
  .solo-stampa .pianta-stampa { break-inside: avoid; margin: 8pt 0; }
  .solo-stampa .pianta-stampa svg { width: 100%; height: auto; max-height: 150mm; }
  .solo-stampa .piede { margin-top: 14pt; font-size: 9pt; color: #555; }
}