.ife-app{--red:#a80d08;--red2:#c9140f;--blue:#1674d1;--line:#dfe3e8;--soft:#f7f8fa;--text:#1d2327;font-family:Arial,Helvetica,sans-serif;color:var(--text);max-width:1180px;margin:20px auto;border:1px solid #e1e4e8;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.05)}
.ife-app *{box-sizing:border-box}.ife-hero{background:linear-gradient(90deg,#9f0b07,#c41611);color:#fff;padding:20px 24px;display:flex;align-items:center;gap:16px}.ife-hero-icon{font-size:42px}.ife-hero h2{margin:0;font-size:30px;color:#fff}.ife-hero p{margin:4px 0 0}.ife-link-btn{margin-left:auto;border:0;background:transparent;color:#fff;font-weight:700;cursor:pointer}
.ife-steps{display:flex;padding:14px 18px;border-bottom:1px solid var(--line);gap:4px;overflow:auto}.ife-steps button{flex:1;min-width:92px;border:0;background:none;display:flex;align-items:center;gap:8px;color:#666;cursor:pointer}.ife-steps b{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#aab0b6;color:#fff}.ife-steps .is-active{color:var(--red);font-weight:700}.ife-steps .is-active b{background:var(--red)}
.ife-form{padding:18px}.ife-step{display:none}.ife-step.is-active{display:block}.ife-step h3{font-size:20px;margin:0 0 16px}.ife-grid{display:grid;gap:14px}.ife-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.ife-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.ife-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.ife-compact{gap:8px}.ife-fields-stack{display:grid;gap:12px}
.ife-app label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700}.ife-app input,.ife-app select,.ife-app textarea{width:100%;padding:10px 11px;border:1px solid #cfd5dc;border-radius:5px;background:#fff;font:inherit;color:#222}.ife-app input:focus,.ife-app select:focus,.ife-app textarea:focus{border-color:#6da9e8;outline:2px solid rgba(22,116,209,.1)}
.ife-radios{display:grid;gap:8px}.ife-radios label{flex-direction:row;align-items:flex-start;border:1px solid var(--line);padding:10px;border-radius:6px;cursor:pointer}.ife-radios label:has(input:checked){border-color:#72b6f3;background:#eef7ff}.ife-radios input{width:auto;margin-top:3px}.ife-radios span{display:flex;flex-direction:column}.ife-radios small{font-weight:400;color:#68717a;margin-top:3px}.ife-label{margin-bottom:8px}.ife-info{padding:11px 13px;border:1px solid #9dcbf4;background:#eef7ff;border-radius:5px;font-size:13px;line-height:1.4}.ife-toolbar{display:flex;gap:8px;justify-content:flex-end;margin-bottom:14px;flex-wrap:wrap}
.ife-actions{display:flex;justify-content:space-between;gap:10px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}.ife-primary,.ife-secondary,.ife-ghost,.ife-generate{border-radius:5px;padding:10px 16px;font-weight:700;cursor:pointer}.ife-primary,.ife-generate{background:var(--red2);border:1px solid var(--red2);color:#fff}.ife-secondary{background:#fff;border:1px solid #72aee6;color:#135e96}.ife-ghost{background:#fff;border:1px solid #d1d5da;color:#555}.ife-small{padding:8px 11px}.ife-title-row{display:flex;justify-content:space-between;align-items:center;gap:12px}
.ife-lines{display:grid;gap:10px}.ife-line{display:grid;grid-template-columns:minmax(220px,2.8fr) .6fr .9fr .7fr .65fr .85fr .8fr 34px;gap:8px;align-items:end;padding:10px;border:1px solid var(--line);border-radius:6px;background:#fafbfc}.ife-line-total{font-weight:800;padding:10px 4px}.ife-remove{border:0;background:#fff;color:#c00;font-size:25px;cursor:pointer;height:40px}.ife-details{margin-top:14px}.ife-details summary{cursor:pointer;font-weight:700}.ife-details>div{margin-top:12px}
.ife-check{flex-direction:row!important;align-items:center;margin-top:24px}.ife-check input{width:auto}.ife-final-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:18px}.ife-summary{background:#f7f9fb;border:1px solid var(--line);border-radius:6px;padding:14px}.ife-summary-row{display:flex;justify-content:space-between;padding:5px 0}.ife-summary-row.total{font-size:20px;font-weight:800;border-top:1px solid #ccd2d8;margin-top:7px;padding-top:10px}.ife-validation{margin-bottom:12px}.ife-validation .ok{background:#edf8ef;border:1px solid #7dc58a;padding:10px;border-radius:5px}.ife-validation .warn{background:#fff7e6;border:1px solid #e4b55a;padding:10px;border-radius:5px;margin-bottom:7px}.ife-validation .error{background:#fff0f0;border:1px solid #e17b7b;padding:10px;border-radius:5px;margin-bottom:7px}.ife-generate{width:100%;font-size:17px;padding:14px}.ife-final-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}.ife-disclaimer{margin-top:16px;color:#666;font-size:12px;line-height:1.45}
.ife-dialog{width:min(920px,94vw);max-height:85vh;border:0;border-radius:8px;padding:0;box-shadow:0 15px 50px rgba(0,0,0,.28)}.ife-dialog::backdrop{background:rgba(0,0,0,.5)}.ife-dialog-head{display:flex;justify-content:space-between;align-items:center;padding:12px 15px;background:#f3f4f5;border-bottom:1px solid #ddd}.ife-dialog-head button{border:0;background:none;font-size:26px;cursor:pointer}.ife-dialog pre{white-space:pre-wrap;word-break:break-word;padding:16px;margin:0;font-size:12px;max-height:70vh;overflow:auto}.ife-app .ife-invalid{border-color:#d63638!important;background:#fff4f4}
@media(max-width:980px){.ife-grid-4,.ife-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.ife-line{grid-template-columns:2fr .55fr .8fr .7fr .65fr .85fr}.ife-line-total{grid-column:1/-2;text-align:right}.ife-remove{grid-column:-2/-1;grid-row:2}.ife-final-grid{grid-template-columns:1fr}}
@media(max-width:640px){.ife-app{margin:8px 0}.ife-hero{padding:14px}.ife-hero-icon{font-size:30px}.ife-hero h2{font-size:21px}.ife-hero p{font-size:12px}.ife-link-btn{font-size:0}.ife-link-btn:after{content:'?';font-size:18px}.ife-steps{padding:10px 8px}.ife-steps button{min-width:58px;flex-direction:column;font-size:10px;gap:3px}.ife-steps b{width:24px;height:24px}.ife-form{padding:12px}.ife-grid-4,.ife-grid-3,.ife-grid-2{grid-template-columns:1fr}.ife-line{grid-template-columns:1fr 1fr}.ife-line-desc{grid-column:1/-1}.ife-line-total{grid-column:1/2;text-align:left}.ife-remove{grid-column:2/3;grid-row:auto;justify-self:end}.ife-final-actions{grid-template-columns:1fr}.ife-title-row{align-items:flex-start}.ife-actions button{flex:1}.ife-toolbar{justify-content:flex-start}}
@media print{body *{visibility:hidden}.ife-app,.ife-app *{visibility:visible}.ife-app{position:absolute;left:0;top:0;width:100%;box-shadow:none;border:0}.ife-hero,.ife-steps,.ife-actions,.ife-toolbar,.ife-generate,.ife-final-actions,.ife-validation,.ife-disclaimer,.ife-link-btn{display:none!important}.ife-step{display:none!important}.ife-step[data-step="7"]{display:block!important}.ife-summary{font-size:16px}}

/* v1.1 progressive wizard */
.ife-step.is-future{display:none}
.ife-step.is-completed{display:block!important;background:#f3f4f5;border:1px solid #d9dde2;border-radius:8px;padding:16px;margin-bottom:14px;opacity:.88}
.ife-step.is-completed h3{color:#59616a;margin-bottom:8px}
.ife-step.is-completed input,.ife-step.is-completed select,.ife-step.is-completed textarea{background:#e8eaed!important;color:#5f6368!important;border-color:#d1d5da!important}
.ife-step.is-completed .ife-radios label{background:#eceef0;border-color:#d7dadd;cursor:default}
.ife-step.is-completed .ife-info{background:#eceff2;border-color:#d7dce1;color:#666}
.ife-step.is-completed .ife-actions,.ife-step.is-completed .ife-toolbar,.ife-step.is-completed [data-action="add-line"],.ife-step.is-completed .ife-remove{display:none!important}
.ife-edit-step{float:right;margin:-38px 0 10px;border:1px solid #aeb5bc;background:#fff;color:#4f5963;border-radius:5px;padding:7px 11px;font-weight:700;cursor:pointer}
.ife-title-row .ife-edit-step{float:none;margin:0 0 0 auto}
.ife-steps{flex-wrap:wrap;overflow:visible;row-gap:8px}
.ife-steps button{flex:1 1 125px;min-width:110px}
.ife-steps button.is-completed b{background:#727b84}

/* Avoid squeezing line-item fields */
.ife-line{grid-template-columns:repeat(12,minmax(0,1fr));align-items:end}
.ife-line>.ife-line-desc{grid-column:span 4}
.ife-line>label:nth-of-type(2){grid-column:span 1}
.ife-line>label:nth-of-type(3){grid-column:span 2}
.ife-line>label:nth-of-type(4){grid-column:span 1}
.ife-line>label:nth-of-type(5){grid-column:span 1}
.ife-line>label:nth-of-type(6){grid-column:span 1}
.ife-line-total{grid-column:span 1}
.ife-remove{grid-column:span 1}

/* PDF preview */
.ife-pdf-preview{padding:18px;background:#e9ecef;max-height:72vh;overflow:auto}
.ife-pdf-sheet{background:#fff;max-width:850px;margin:auto;padding:32px;box-shadow:0 2px 12px rgba(0,0,0,.12);font:14px/1.45 Arial,sans-serif;color:#222}
.ife-pdf-head{display:flex;justify-content:space-between;gap:24px;border-bottom:3px solid #a80d08;padding-bottom:18px}.ife-pdf-head h2{margin:0 0 10px;color:#a80d08;font-size:30px}.ife-pdf-meta{display:flex;flex-direction:column;align-items:flex-end;font-size:18px}.ife-pdf-client{margin:22px 0;padding:14px;background:#f5f6f7}.ife-pdf-client small{display:block;color:#777;margin-bottom:4px}.ife-pdf-client b{display:block;font-size:17px}.ife-pdf-sheet table{width:100%;border-collapse:collapse}.ife-pdf-sheet th,.ife-pdf-sheet td{padding:9px 7px;border-bottom:1px solid #ddd;text-align:right}.ife-pdf-sheet th:first-child,.ife-pdf-sheet td:first-child{text-align:left}.ife-pdf-totals{width:min(390px,100%);margin:22px 0 0 auto}.ife-pdf-totals>div{display:flex;justify-content:space-between;padding:5px 0}.ife-pdf-totals .grand{border-top:2px solid #333;margin-top:5px;padding-top:9px;font-size:18px}.ife-pdf-payment{margin-top:20px;padding-top:12px;border-top:1px solid #ddd}.ife-pdf-note{margin-top:24px;font-size:11px;color:#777}

@media(max-width:980px){
 .ife-line>.ife-line-desc{grid-column:span 12}
 .ife-line>label:nth-of-type(2),.ife-line>label:nth-of-type(4),.ife-line>label:nth-of-type(5){grid-column:span 3}
 .ife-line>label:nth-of-type(3),.ife-line>label:nth-of-type(6){grid-column:span 4}
 .ife-line-total{grid-column:span 4}.ife-remove{grid-column:span 2}
}
@media(max-width:640px){
 .ife-steps{gap:6px}.ife-steps button{flex:1 1 calc(33.333% - 6px);min-width:0;flex-direction:row;font-size:11px;justify-content:center}
 .ife-edit-step{float:none;margin:0 0 12px;width:100%}
 .ife-line{grid-template-columns:repeat(2,minmax(0,1fr))}
 .ife-line>.ife-line-desc{grid-column:1/-1}
 .ife-line>label:nth-of-type(n+2){grid-column:span 1}
 .ife-line-total{grid-column:1/2}.ife-remove{grid-column:2/3}
 .ife-pdf-sheet{padding:18px}.ife-pdf-head{flex-direction:column}.ife-pdf-meta{align-items:flex-start}.ife-pdf-sheet table{font-size:11px}.ife-pdf-sheet th,.ife-pdf-sheet td{padding:6px 3px}
}


/* v1.2 */
.ife-invoice-types{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.ife-invoice-types label{display:flex!important;flex-direction:row!important;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:8px;padding:14px;cursor:pointer;background:#fff}.ife-invoice-types input{width:auto;margin-top:4px}.ife-invoice-types label:has(input:checked){border-color:#1674d1;background:#eef7ff}.ife-invoice-types span{display:flex;flex-direction:column;gap:3px}.ife-invoice-types small{font-weight:400;color:#68717a}.ife-top-gap{margin-top:16px}.ife-warning{margin-top:12px;padding:12px 14px;border:1px solid #e0a339;background:#fff7e6;border-radius:6px;line-height:1.45}.ife-saved-alert{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:800;color:#a80d08;margin-right:auto}.ife-arrow{display:inline-block;animation:ifeBlink .8s infinite alternate}@keyframes ifeBlink{from{opacity:.2;transform:translateX(-5px)}to{opacity:1;transform:translateX(0)}}
.ife-tax-status{margin-top:10px;font-size:12px}.tax-ok{color:#167b32;font-weight:700}.tax-bad{color:#b42318;font-weight:700}.ife-optionals{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.ife-option-buttons{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0}.ife-option-buttons label{flex-direction:row!important;align-items:center;border:1px solid #cfd5dc;border-radius:5px;padding:8px 10px;background:#fff}.ife-option-buttons input{width:auto}.ife-extra{margin-top:12px;border:1px solid #cfd5dc;border-radius:7px;background:#fafafa;padding:14px}.ife-extra-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.ife-extra-head button{border:0;background:none;color:#135e96;cursor:pointer;font-weight:700}
.ife-line{grid-template-columns:repeat(12,minmax(0,1fr));grid-template-areas:"desc desc desc desc desc desc qty qty price price price price" "disc disc vat vat nature nature nature total total total remove remove"}.ife-line>.ife-line-desc{grid-area:desc}.ife-line>label:nth-of-type(2){grid-area:qty}.ife-line>label:nth-of-type(3){grid-area:price}.ife-line>label:nth-of-type(4){grid-area:disc}.ife-line>label:nth-of-type(5){grid-area:vat}.ife-line>label:nth-of-type(6){grid-area:nature}.ife-line-total{grid-area:total;text-align:right}.ife-remove{grid-area:remove;justify-self:end;width:42px}
.ife-attachment-info{background:#eef7ff;border:1px solid #9dcbf4;border-radius:6px;padding:13px 14px;font-size:13px;line-height:1.45}.ife-attachment-info p{margin:6px 0 0}.ife-dropzone{margin-top:14px;border:2px dashed #aeb8c4;border-radius:8px;padding:24px;text-align:center;background:#fafbfc}.ife-dropzone.is-drag{border-color:#1674d1;background:#eef7ff}.ife-attachments{display:grid;gap:9px;margin-top:12px}.ife-attachment-row{display:grid;grid-template-columns:minmax(220px,1fr) minmax(220px,1fr) 42px;gap:10px;align-items:end;border:1px solid var(--line);padding:10px;border-radius:6px}.ife-attachment-row>div{display:flex;flex-direction:column;gap:3px}.ife-attachment-row small{color:#68717a}.ife-remove-attachment{height:40px;border:0;background:#fff;color:#c00;font-size:24px;cursor:pointer}.ife-size-meter{margin-top:12px}.ife-size-meter>div{display:flex;justify-content:space-between;font-size:13px;font-weight:700}.ife-size-meter progress{width:100%;height:15px}.ife-errors-title{font-weight:800;color:#9b111e;margin-bottom:8px}.ife-validation button.error{display:block;width:100%;text-align:left;background:#fff0f0;border:1px solid #e17b7b;padding:10px;border-radius:5px;margin-bottom:7px;color:#8c1d18;cursor:pointer}.ife-validation button.error:hover{text-decoration:underline}.ife-consents{display:grid;gap:9px;margin:12px 0}.ife-consents .ife-check{margin-top:0!important;align-items:flex-start}.ife-consents a{text-decoration:underline}.ife-generate:disabled{opacity:.45;cursor:not-allowed}.ife-after-send{margin-top:18px;padding:14px;border:1px solid #7dc58a;background:#edf8ef;border-radius:7px}.ife-after-send h4{margin:0 0 7px}.ife-after-send p{margin:6px 0;line-height:1.45}
@media(max-width:980px){.ife-invoice-types{grid-template-columns:1fr}.ife-attachment-row{grid-template-columns:1fr 1fr 42px}}
@media(max-width:640px){.ife-line{grid-template-columns:1fr 1fr;grid-template-areas:"desc desc" "qty price" "disc vat" "nature nature" "total remove"}.ife-line>.ife-line-desc,.ife-line>label:nth-of-type(n+2),.ife-line-total,.ife-remove{grid-column:auto!important}.ife-line-total{text-align:left}.ife-attachment-row{grid-template-columns:1fr 42px}.ife-attachment-row label{grid-column:1/-1}.ife-attachment-row button{grid-column:2;grid-row:1}.ife-saved-alert{width:100%;margin-bottom:4px}}

/* v1.2.2 - controllo finale pre-SdI */
.ife-sdi-checks{margin-bottom:14px;border:1px solid #cfd6dd;border-radius:8px;overflow:hidden;background:#fff}.ife-sdi-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:12px 14px;background:#f4f7fa;border-bottom:1px solid #dce2e8}.ife-sdi-head>div{display:flex;flex-direction:column;gap:3px}.ife-sdi-head strong{font-size:16px}.ife-sdi-head small{font-size:11px;color:#68717a;line-height:1.35}.ife-sdi-badge{white-space:nowrap;font-weight:800;font-size:12px;padding:5px 9px;border-radius:999px}.ife-sdi-badge.good{background:#e8f7ec;color:#176b2c}.ife-sdi-badge.warn{background:#fff4d8;color:#8b5b00}.ife-sdi-badge.bad{background:#fde9e9;color:#a11d1d}.ife-sdi-list{display:grid}.ife-sdi-item{display:grid;grid-template-columns:26px 1fr;gap:8px;padding:9px 13px;border-bottom:1px solid #edf0f2}.ife-sdi-item:last-child{border-bottom:0}.ife-sdi-item>div{display:flex;flex-direction:column;gap:2px}.ife-sdi-item b{font-size:13px}.ife-sdi-item small{font-size:12px;color:#606971;line-height:1.35}.ife-sdi-icon{font-size:16px;font-weight:800}.ife-sdi-item.ok .ife-sdi-icon{color:#21853a}.ife-sdi-item.warn .ife-sdi-icon{color:#b17800}.ife-sdi-item.error .ife-sdi-icon{color:#b21f26}@media(max-width:650px){.ife-sdi-head{flex-direction:column}.ife-sdi-badge{align-self:flex-start}}

/* v1.2.4 - guide contestuali */
.ife-section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 14px}.ife-section-head h3{margin:0}.ife-head-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.ife-help-btn{appearance:none;border:1px solid #b9c7d8;background:#fff;color:#0b64b9;border-radius:8px;padding:7px 11px;font-weight:700;cursor:pointer;white-space:nowrap}.ife-help-btn:hover,.ife-help-btn[aria-expanded="true"]{background:#edf6ff;border-color:#0b64b9}.ife-step-help{margin:-2px 0 18px;padding:14px 16px;border:1px solid #bfd8ee;border-left:4px solid #0b64b9;border-radius:8px;background:#f6fbff;color:#25364a}.ife-step-help strong{display:block;margin-bottom:7px;color:#123e66}.ife-step-help ul{margin:0;padding-left:20px}.ife-step-help li{margin:5px 0;line-height:1.45}.ife-step-help code{background:#e8eef5;padding:1px 4px;border-radius:4px}@media(max-width:640px){.ife-section-head{align-items:flex-start}.ife-section-head h3{font-size:1.2rem}.ife-help-btn{padding:6px 9px}.ife-head-actions{justify-content:flex-end}}

.ife-import-notice{margin:0 0 16px;padding:12px 14px;border:1px solid #86efac;border-left:5px solid #166534;border-radius:10px;background:#f0fdf4;color:#14532d;font-size:14px;line-height:1.45}.ife-import-notice span{color:#854d0e}