:root {
  --ink: #1a1d29;
  --ink-soft: #565c6e;
  --line: #e3e5ec;
  --bg: #fbfbfd;
  --card: #ffffff;
  --accent: #2f5bea;
  --accent-ink: #ffffff;
  --danger: #b3261e;
  --danger-bg: #fdecea;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }

.topbar { border-bottom: 1px solid var(--line); background: var(--card); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; font-size: 1.1rem; }
.brand span { color: var(--accent); }
.topbar nav a { color: var(--ink-soft); text-decoration: none; margin-left: 24px; font-size: 0.95rem; }
.topbar nav a:hover { color: var(--ink); }

.hero { padding: 56px 0 24px; text-align: center; }
.hero h1 { font-size: 1.9rem; margin: 0 0 12px; max-width: 720px; margin-inline: auto; }
.hero .sub { color: var(--ink-soft); max-width: 600px; margin: 0 auto; }

.app { padding: 32px 0 56px; }

.dropzone {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: 40px 20px;
  text-align: center;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.dropzone.drag { border-color: var(--accent); background: #f2f5ff; }
.dz-icon { font-size: 2.4rem; margin-bottom: 8px; }
.hint { color: var(--ink-soft); font-size: 0.85rem; margin-top: 10px; }

.btn {
  display: inline-block;
  border: none;
  border-radius: 999px;
  padding: 12px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.05s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-secondary { background: #eef0f6; color: var(--ink); }
.btn-link { background: transparent; color: var(--ink-soft); padding: 8px; }

.error {
  margin-top: 20px;
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.9rem;
}

.result { margin-top: 28px; }
.result-actions { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }

.invoice-preview {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.invoice-preview h2 { margin-top: 0; font-size: 1.2rem; }
.invoice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.invoice-grid .party h4 { margin: 0 0 6px; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-soft); }
.invoice-grid .party p { margin: 0; font-size: 0.92rem; }

table.lines { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 0.88rem; }
table.lines th, table.lines td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; }
table.lines th { color: var(--ink-soft); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; }
table.lines td.num, table.lines th.num { text-align: right; }

.totals { margin-top: 10px; display: flex; justify-content: flex-end; }
.totals table { font-size: 0.92rem; }
.totals td { padding: 4px 10px; }
.totals .grand td { font-weight: 700; font-size: 1.05rem; border-top: 1px solid var(--line); }

.payment-box { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 0.9rem; }

.upsell-box {
  margin-top: 24px;
  padding: 18px 20px;
  background: #f2f5ff;
  border: 1px solid #d7e0fb;
  border-radius: 12px;
  text-align: center;
}
.upsell-box p { margin: 0 0 12px; font-size: 0.92rem; }

.modal {
  position: fixed; inset: 0; background: rgba(20,22,30,0.5);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 20;
}
.modal.hidden, .hidden { display: none !important; }
.modal-card {
  background: var(--card); border-radius: var(--radius); padding: 28px; max-width: 420px; width: 100%;
  text-align: center;
}
.modal-card-wide { max-width: 760px; }
.modal-actions { display: flex; flex-direction: column; gap: 10px; margin: 18px 0; }

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 20px 0;
  text-align: left;
}
.plan-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 16px;
  background: var(--bg);
  display: flex;
  flex-direction: column;
}
.plan-card h4 { margin: 0 0 4px; font-size: 1rem; }
.plan-tagline { color: var(--ink-soft); font-size: 0.8rem; margin: 0 0 12px; min-height: 34px; }
.plan-price { font-size: 1.3rem; font-weight: 700; margin: 0 0 14px; }
.plan-price span { display: block; font-size: 0.72rem; font-weight: 500; color: var(--ink-soft); margin-top: 2px; }
.plan-card .btn { margin-top: auto; text-align: center; font-size: 0.85rem; padding: 10px 16px; }

.info { padding: 32px 0; border-top: 1px solid var(--line); }
.info h2 { font-size: 1.25rem; }
.info ol { padding-left: 20px; }

footer.wrap { padding: 32px 20px 60px; color: var(--ink-soft); font-size: 0.8rem; }

@media (max-width: 560px) {
  .invoice-grid { grid-template-columns: 1fr; }
}

/* ---------------------------- Analizza fatture ------------------------ */

.agg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.agg-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}
.agg-card .agg-label { color: var(--ink-soft); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.03em; }
.agg-card .agg-value { font-size: 1.25rem; font-weight: 700; margin-top: 4px; }

.filters-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.filters-bar input[type="text"], .filters-bar select {
  padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; font-size: 0.9rem; font-family: inherit;
}
.filters-bar input[type="text"] { flex: 1; min-width: 200px; }
.filters-count { color: var(--ink-soft); font-size: 0.82rem; }

.table-scroll { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 12px; }
.table-scroll table.lines { min-width: 720px; }

.agg-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 22px 0;
}
.breakdown-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.breakdown-card h4 { margin: 0 0 10px; font-size: 0.95rem; }
.breakdown-card table { width: 100%; font-size: 0.86rem; border-collapse: collapse; }
.breakdown-card td { padding: 5px 4px; border-bottom: 1px solid var(--line); }
.breakdown-card td.num { text-align: right; }

.export-bar { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

#dropzone input[type="file"] {}