/* =====================================================
   Visualizzatore Fatture Elettroniche - Stile
   Palette coerente con ilbarone.net (tema scuro)
   ===================================================== */

:root {
  --bg:       #0d1117;
  --bg2:      #161b22;
  --bg3:      #1e2430;
  --accent:   #10ffb4;
  --blue:     #3b82f6;
  --purple:   #a855f7;
  --red:      #ef4444;
  --orange:   #f59e0b;
  --text:     #e6edf3;
  --muted:    #8b949e;
  --border:   rgba(255,255,255,.08);
  --border-strong: rgba(255,255,255,.14);
  --radius:   12px;
  --shadow:   0 8px 32px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse 55% 45% at 20% 10%, rgba(168,85,247,.08), transparent 60%),
    radial-gradient(ellipse 45% 40% at 85% 90%, rgba(16,255,180,.06), transparent 60%),
    var(--bg);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: #fff; }

/* ------ Header ------ */
.site-header {
  padding: 64px 0 40px;
}
.site-header::after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  margin-top: 16px;
  background: linear-gradient(135deg, var(--accent), var(--blue));
  border-radius: 2px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: .88rem;
  margin-bottom: 20px;
  transition: color .2s;
}
.back-link:hover { color: var(--accent); }

.site-header h1 {
  font-size: clamp(1.7rem, 3.2vw, 2.2rem);
  margin: 0 0 12px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent) 0%, var(--blue) 60%, var(--purple) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.site-header .tagline {
  margin: 0;
  color: var(--muted);
  max-width: 780px;
  font-size: .95rem;
}
.site-header code {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: .88em;
  color: var(--accent);
}

/* ------ Main ------ */
main { flex: 1; padding: 32px 0 48px; }

/* ------ Upload zone ------ */
.upload-zone {
  background: var(--bg2);
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 56px 24px;
  text-align: center;
  cursor: pointer;
  transition: all .2s ease;
}
.upload-zone:hover,
.upload-zone.dragover {
  border-color: var(--accent);
  background: rgba(16,255,180,.04);
}
.upload-zone.dragover { transform: scale(1.01); }
.upload-icon {
  font-size: 3rem;
  margin-bottom: 14px;
  opacity: .75;
}
.upload-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--text);
}
.upload-subtitle {
  margin: 0 0 14px;
  color: var(--muted);
}
.upload-note {
  margin: 14px 0 0;
  font-size: .85rem;
  color: var(--muted);
}
.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-weight: 600;
  padding: 0;
  font-size: inherit;
  text-decoration: underline;
}
.link-btn:hover { color: #fff; }

/* ------ Error box ------ */
.error-box {
  margin-top: 20px;
  padding: 14px 18px;
  background: rgba(239,68,68,.08);
  border: 1px solid rgba(239,68,68,.3);
  border-left: 4px solid var(--red);
  border-radius: var(--radius);
  color: #fca5a5;
}

/* ------ Results ------ */
.results { margin-top: 24px; }

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 20px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.file-info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.file-name {
  font-weight: 600;
  word-break: break-all;
  color: var(--text);
}
.file-size {
  color: var(--muted);
  font-size: .85rem;
  white-space: nowrap;
}
.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s ease;
  text-decoration: none;
}
.btn-secondary {
  background: var(--accent);
  color: #0d1117;
  border-color: var(--accent);
}
.btn-secondary:hover {
  background: #0aeb9f;
  border-color: #0aeb9f;
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ------ View tabs (custom vs SDI ufficiale) ------ */
.view-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.view-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  transition: all .15s;
}
.view-tab:hover { color: var(--text); }
.view-tab.active {
  background: linear-gradient(135deg, var(--accent), var(--blue));
  color: #0d1117;
}

/* ------ SDI view (iframe con foglio ufficiale AgID) ------ */
.sdi-view {
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.sdi-frame {
  display: block;
  width: 100%;
  min-height: 900px;
  border: 0;
  background: #fff;
}
.sdi-view.loading {
  min-height: 300px;
  position: relative;
}
.sdi-view.loading::before {
  content: 'Caricamento vista SDI…';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: .9rem;
}

/* ------ Validation card ------ */
.validation-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 20px;
  overflow: hidden;
  border-left: 4px solid var(--muted);
}
.validation-card.state-ok    { border-left-color: #22c55e; }
.validation-card.state-warn  { border-left-color: var(--orange); }
.validation-card.state-error { border-left-color: var(--red); }

.validation-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
}
.validation-icon {
  flex: 0 0 auto;
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1.1rem;
}
.state-ok .validation-icon    { background: rgba(34,197,94,.15);  color: #22c55e; }
.state-warn .validation-icon  { background: rgba(245,158,11,.15); color: var(--orange); }
.state-error .validation-icon { background: rgba(239,68,68,.15);  color: var(--red); }

.validation-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
.validation-subtitle {
  color: var(--muted);
  font-size: .85rem;
  margin-top: 2px;
}
.validation-toggle {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  font-size: .82rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 7px;
  cursor: pointer;
  transition: all .15s;
}
.validation-toggle:hover { color: var(--text); border-color: var(--accent); }
.validation-toggle .label-hide { display: none; }
.validation-toggle[aria-expanded="true"] .label-show { display: none; }
.validation-toggle[aria-expanded="true"] .label-hide { display: inline; }

.validation-details {
  border-top: 1px solid var(--border);
  padding: 12px 20px 16px;
  background: var(--bg3);
}
.validation-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.validation-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  font-size: .88rem;
}
.validation-list li:last-child { border-bottom: 0; }
.validation-list .issue-level {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
  align-self: start;
  margin-top: 2px;
}
.validation-list .issue-level.error {
  background: rgba(239,68,68,.18); color: #fca5a5;
}
.validation-list .issue-level.warn {
  background: rgba(245,158,11,.18); color: #fcd34d;
}
.validation-list .issue-body { min-width: 0; }
.validation-list .issue-msg  { color: var(--text); }
.validation-list .issue-path {
  display: block;
  color: var(--muted);
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: .78rem;
  margin-top: 2px;
  word-break: break-all;
}

/* ------ Hero card ------ */
.hero-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-top: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 26px 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.hero-left { min-width: 0; }
.doc-type {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(16,255,180,.12);
  color: var(--accent);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
  border: 1px solid rgba(16,255,180,.25);
}
.doc-number, .doc-date {
  color: var(--muted);
  font-size: .88rem;
  margin: 2px 0;
}
.doc-number span, .doc-date span {
  color: var(--text);
  font-weight: 600;
  font-size: 1rem;
}
.hero-right { text-align: right; }
.total-label {
  color: var(--muted);
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.total-value {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  font-weight: 700;
  color: var(--accent);
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}
.total-value #doc-currency {
  font-size: 1rem;
  color: var(--muted);
  font-weight: 500;
  margin-left: 4px;
}

/* ------ Grid 2 cols ------ */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* ------ Card ------ */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-bottom: 20px;
}
.card h2 {
  font-size: 1.05rem;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  color: var(--text);
}

/* ------ Definition lists ------ */
dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 20px;
  margin: 0;
  font-size: .92rem;
}
dl dt {
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}
dl dd {
  margin: 0;
  word-break: break-word;
  color: var(--text);
}
dl dd.empty {
  color: var(--muted);
  font-style: italic;
}

/* ------ Tables ------ */
.table-wrapper { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
th, td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
th {
  background: var(--bg3);
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  font-size: .72rem;
  letter-spacing: .04em;
  white-space: nowrap;
}
td { color: var(--text); }
td .subline {
  display: block;
  color: var(--muted);
  font-size: .82rem;
  margin-top: 2px;
}
.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: rgba(16,255,180,.03); }

.righe-table td:nth-child(2) { min-width: 260px; white-space: normal; }

/* ------ Pagamento ------ */
.pagamento-block {
  padding: 16px 18px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
}
.pagamento-block:last-child { margin-bottom: 0; }

/* ------ Allegati ------ */
.allegati-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.allegati-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
}
.allegati-list li:last-child { margin-bottom: 0; }
.allegati-list .allegato-info { min-width: 0; }
.allegati-list .allegato-name { font-weight: 600; word-break: break-all; color: var(--text); }
.allegati-list .allegato-meta { color: var(--muted); font-size: .82rem; margin-top: 2px; }

/* ------ Footer ------ */
.site-footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 24px 0;
  font-size: .85rem;
  margin-top: auto;
}
.site-footer p { margin: 2px 0; }
.site-footer .small { color: var(--muted); font-size: .78rem; opacity: .8; }
.site-footer a { color: var(--accent); }

/* ------ Embed mode (iframe dal sito principale) ------ */
html.embed body {
  background: var(--bg);      /* niente gradienti: eredita l'iframe */
}
html.embed .site-header,
html.embed .site-footer { display: none !important; }
html.embed main { padding: 20px 0 32px; }
html.embed .container { max-width: 1100px; }

/* ------ Print ------ */
@page {
  size: A4;
  margin: 15mm;
}

@media print {
  /* reset sfondi decorativi e dimensioni base */
  html, body {
    background: #fff !important;
    color: #000 !important;
    width: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 10pt;
    line-height: 1.35;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  body::before, body::after { display: none !important; background: none !important; }

  /* nascondi UI non rilevante in stampa */
  .site-header, .site-footer, .upload-zone, .toolbar, .error-box, .back-link {
    display: none !important;
  }

  /* container che usi tutta la pagina A4 */
  .container, .results {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  .results { margin: 0; }

  /* card / box leggeri, niente shadow, su sfondo bianco */
  .card, .hero-card {
    box-shadow: none !important;
    break-inside: avoid;
    border-color: #cbd5e1;
    background: #fff !important;
    color: #000 !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 8mm 6mm !important;
    margin: 0 0 4mm !important;
  }
  .card h2, .hero-left .doc-number span, .hero-left .doc-date span, dl dd, td { color: #000; }
  .doc-type { background: #e5e7eb; color: #000; border-color: #9ca3af; }
  .total-value { color: #000; }

  /* tabelle: forza wrapping e width 100%, evita tagli a destra */
  table {
    width: 100% !important;
    max-width: 100% !important;
    table-layout: auto;
    border-collapse: collapse;
    font-size: 9pt;
  }
  th, td {
    padding: 3px 5px !important;
    word-wrap: break-word;
    overflow-wrap: anywhere;
    white-space: normal !important;
  }
  th { background: #f3f4f6; color: #000; }
  .pagamento-block, .allegati-list li { background: #f9fafb; border-color: #cbd5e1; }

  /* keep-with rules per evitare orfani */
  h1, h2, h3 { break-after: avoid; }
  tr, dl, .pagamento-block, .allegati-list li { break-inside: avoid; }

  /* footer riferimenti link */
  a { color: #000; text-decoration: none; }
  a[href^="http"]::after { content: ""; }
}