/* Vaidam invoice generator: app UI + A4 invoice templates */
:root {
  --vi-navy: #0B2545; --vi-gold: #F2B233; --vi-teal: #13807A; --vi-ink: #1d2433; --vi-muted: #5d6677;
  --vi-line: #dfe3ea; --vi-bg: #f4f6f9; --vi-card: #fff; --vi-red: #b42318; --vi-amber: #8a5a00;
  --vi-font: 'Roboto', system-ui, sans-serif; --vi-head: 'Roboto Condensed', 'Roboto', sans-serif;
}
.vi-app { font-family: var(--vi-font); color: var(--vi-ink); }
.vi-app *, .vi-app *::before, .vi-app *::after { box-sizing: border-box; }
.vi-app h2, .vi-app h3 { font-family: var(--vi-head); color: var(--vi-navy); margin: 0 0 .6rem; }
.vi-app h2 { font-size: 1.35rem; } .vi-app h3 { font-size: 1.05rem; }
.vi-muted { color: var(--vi-muted); font-size: .9rem; }

/* tabs */
.vi-tabs { display: flex; gap: .4rem; flex-wrap: wrap; margin: 0 0 1rem; }
.vi-tab { border: 1px solid var(--vi-line); background: #fff; color: var(--vi-navy); padding: .5rem 1rem; border-radius: 999px; font-weight: 500; cursor: pointer; font-size: .92rem; }
.vi-tab[aria-selected="true"] { background: var(--vi-navy); color: #fff; border-color: var(--vi-navy); }
.vi-tab .vi-count { opacity: .7; font-size: .8rem; margin-left: .25rem; }

/* cards & forms */
.vi-card { background: var(--vi-card); border: 1px solid var(--vi-line); border-radius: 18px; padding: 1.25rem; box-shadow: 0 4px 18px rgba(11,37,69,.06); margin-bottom: 1rem; }
.vi-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem 1rem; }
.vi-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.vi-full { grid-column: 1 / -1; }
.vi-field label { display: block; font-size: .8rem; font-weight: 500; color: var(--vi-muted); margin-bottom: .25rem; }
.vi-field label .req { color: var(--vi-red); }
.vi-field input, .vi-field select, .vi-field textarea {
  width: 100%; border: 1px solid #cdd3dd; border-radius: 10px; padding: .55rem .7rem; font: inherit; font-size: .95rem; background: #fff; color: var(--vi-ink); }
.vi-field textarea { min-height: 70px; resize: vertical; }
.vi-field input:focus, .vi-field select:focus, .vi-field textarea:focus { outline: 2px solid rgba(19,128,122,.35); border-color: var(--vi-teal); }
.vi-field .vi-hint { font-size: .78rem; color: var(--vi-muted); margin-top: .2rem; }
.vi-field .vi-err { font-size: .78rem; color: var(--vi-red); margin-top: .2rem; }
.vi-check { display: flex; align-items: center; gap: .45rem; font-size: .92rem; }
.vi-app .vi-check input, .vi-app .vi-lines .vi-check input { width: auto; flex: none; margin: 0; }
.vi-btn { display: inline-flex; align-items: center; gap: .4rem; border: 0; border-radius: 999px; padding: .6rem 1.15rem; font: inherit; font-weight: 500; cursor: pointer; font-size: .93rem; text-decoration: none; }
.vi-btn-primary { background: var(--vi-navy); color: #fff; }
.vi-btn-gold { background: var(--vi-gold); color: var(--vi-navy); }
.vi-btn-ghost { background: #fff; color: var(--vi-navy); border: 1px solid var(--vi-line); }
.vi-btn-danger { background: #fff; color: var(--vi-red); border: 1px solid #f1c7c2; }
.vi-btn-sm { padding: .35rem .8rem; font-size: .85rem; }
.vi-btn:disabled { opacity: .5; cursor: not-allowed; }
.vi-actions { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }

/* invoice / proforma switch */
.vi-seg { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-bottom: 1rem; }
.vi-seg-opt { position: relative; border: 1.5px solid var(--vi-line); border-radius: 14px; padding: .65rem .85rem; cursor: pointer; background: #fff; }
.vi-seg-opt input { position: absolute; opacity: 0; pointer-events: none; }
.vi-seg-opt b { display: block; font-family: var(--vi-head); color: var(--vi-navy); font-size: 1rem; }
.vi-seg-opt span { font-size: .8rem; color: var(--vi-muted); }
.vi-seg-opt.on { border-color: var(--vi-navy); box-shadow: inset 0 3px 0 var(--vi-gold); background: #f7f9fc; }
.vi-seg-opt:focus-within { outline: 2px solid rgba(19,128,122,.35); }

/* invoice format picker */
.vi-fmt-card { padding: .9rem 1rem; margin-bottom: .75rem; }
.vi-fmt-h { display: flex; flex-wrap: wrap; gap: .25rem .6rem; align-items: baseline; margin-bottom: .6rem; }
.vi-fmt-h b { font-family: var(--vi-head); color: var(--vi-navy); font-size: 1rem; }
.vi-fmt-h .vi-muted { font-size: .8rem; }
.vi-fmt-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .5rem; }
.vi-fmt-opt { border: 1.5px solid var(--vi-line); background: #fff; border-radius: 12px; padding: .45rem .45rem .5rem; cursor: pointer; text-align: center; font: inherit; color: var(--vi-ink); }
.vi-fmt-opt b { display: block; font-size: .85rem; margin-top: .3rem; color: var(--vi-navy); }
.vi-fmt-opt small { display: block; font-size: .7rem; color: var(--vi-muted); line-height: 1.2; }
.vi-fmt-opt.on { border-color: var(--vi-navy); box-shadow: inset 0 3px 0 var(--vi-gold); background: #f7f9fc; }
.vi-fmt-opt:focus-visible { outline: 2px solid rgba(19,128,122,.45); }
.vi-fmt-thumb { display: flex; flex-direction: column; gap: 3px; aspect-ratio: 210 / 230; background: #fff; border: 1px solid #d5dae2; border-radius: 6px; padding: 6px; overflow: hidden; }
.vi-fmt-thumb i { display: block; height: 4px; border-radius: 2px; background: #d9dee6; }
.vi-fmt-thumb .a { height: 7px; width: 55%; background: var(--fmt-ac); }
.vi-fmt-thumb .s { width: 70%; }
.vi-fmt-thumb .t { height: 6px; margin-top: 3px; background: var(--fmt-ac); }
.vi-fmt-thumb .z { margin-top: auto; width: 40%; align-self: flex-end; height: 6px; background: var(--fmt-ac); }
.vi-fmt-thumb.f-classic .r { border: 1px solid #c9d0da; background: #fff; height: 6px; }
.vi-fmt-thumb.f-modern { padding-top: 0; }
.vi-fmt-thumb.f-modern .a { height: 16px; width: auto; margin: 0 -6px 2px; border-radius: 0; }
.vi-fmt-thumb.f-modern .t { background: none; border-bottom: 2px solid var(--fmt-ac); border-radius: 0; }
.vi-fmt-thumb.f-minimal .a { background: #111827; height: 6px; }
.vi-fmt-thumb.f-minimal .t { background: none; border-bottom: 1.5px solid #111827; border-radius: 0; height: 4px; }
.vi-fmt-thumb.f-minimal .r { background: none; border-bottom: 1px solid #e3e7ee; border-radius: 0; }
.vi-fmt-thumb.f-compact { gap: 2px; }
.vi-fmt-thumb.f-compact i { height: 3px; }
.vi-fmt-thumb.f-compact .r { height: 3px; }
.vi-fmt-colors { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; margin-top: .65rem; }
.vi-fmt-colors .vi-muted { font-size: .8rem; margin-right: .2rem; }
.vi-sw { width: 24px; height: 24px; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 1px #c9d0da; cursor: pointer; padding: 0; position: relative; overflow: hidden; }
.vi-sw.on { box-shadow: 0 0 0 2px var(--vi-navy); }
.vi-sw-custom { background: conic-gradient(#e11d48, #f59e0b, #22c55e, #0ea5e9, #8b5cf6, #e11d48); }
.vi-sw-custom input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
@media (max-width: 600px) { .vi-fmt-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* logo uploader */
.vi-logo-box { display: flex; gap: 1rem; align-items: center; padding: .25rem 0 1rem; }
.vi-logo-box > img, .vi-logo-ph { width: 96px; height: 64px; border-radius: 12px; border: 1px dashed #b8c0cc; object-fit: contain; background: #fafbfc; flex: none; }
.vi-logo-ph { display: flex; align-items: center; justify-content: center; text-align: center; font-size: .78rem; color: var(--vi-muted); line-height: 1.2; }
.vi-pill.converted { background: #e8eefc; color: #2446a8; }

/* wizard */
.vi-steps { display: flex; gap: .5rem; margin-bottom: 1rem; flex-wrap: wrap; }
.vi-step { flex: 1; min-width: 120px; padding: .55rem .8rem; border-radius: 12px; background: #fff; border: 1px solid var(--vi-line); font-size: .85rem; color: var(--vi-muted); }
.vi-step b { display: block; color: var(--vi-navy); font-family: var(--vi-head); font-size: .95rem; }
.vi-step.on { border-color: var(--vi-gold); box-shadow: inset 0 3px 0 var(--vi-gold); }
.vi-step.done b::after { content: ' ✓'; color: var(--vi-teal); }

/* lists */
.vi-list { width: 100%; border-collapse: collapse; font-size: .92rem; }
.vi-list th, .vi-list td { text-align: left; padding: .55rem .5rem; border-bottom: 1px solid var(--vi-line); vertical-align: top; }
.vi-list th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--vi-muted); font-weight: 500; }
.vi-list td.num, .vi-list th.num { text-align: right; white-space: nowrap; }
.vi-pill { display: inline-block; padding: .1rem .55rem; border-radius: 999px; font-size: .75rem; font-weight: 500; background: #eef1f6; color: var(--vi-navy); }
.vi-pill.paid { background: #e3f4ee; color: #146b4c; } .vi-pill.cancelled { background: #fdecea; color: var(--vi-red); }
.vi-pill.draft { background: #fff5dc; color: var(--vi-amber); }
.vi-list .show-sm { display: none; }
.vi-empty { text-align: center; padding: 2rem 1rem; color: var(--vi-muted); }

/* editor layout */
.vi-editor { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
.vi-preview-wrap { position: sticky; top: 90px; }
.vi-preview-scale { background: #e9edf3; border-radius: 18px; padding: 12px; overflow: auto; max-height: calc(100vh - 120px); }
.vi-lines { width: 100%; border-collapse: collapse; }
.vi-lines td { padding: .3rem .2rem; vertical-align: top; }
.vi-lines input, .vi-lines select { width: 100%; border: 1px solid #cdd3dd; border-radius: 8px; padding: .4rem .45rem; font: inherit; font-size: .88rem; }
.vi-line-card { border: 1px solid var(--vi-line); border-radius: 12px; padding: .6rem; margin-bottom: .6rem; background: #fbfcfd; }
.vi-line-card .vi-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: .45rem; }
.vi-line-card .vi-span2 { grid-column: span 2; } .vi-line-card .vi-span3 { grid-column: span 3; } .vi-line-card .vi-span6 { grid-column: 1 / -1; }
.vi-msgs { margin: .75rem 0; font-size: .88rem; }
.vi-msgs .e { color: var(--vi-red); } .vi-msgs .w { color: var(--vi-amber); }
.vi-msgs ul { margin: .25rem 0 0; padding-left: 1.1rem; }
.vi-banner { background: #fff8e6; border: 1px solid #f5dfa5; color: #6b4a00; border-radius: 12px; padding: .65rem .9rem; font-size: .88rem; margin-bottom: 1rem; }
.vi-banner.info { background: #eaf5f4; border-color: #bfe0dd; color: #0d5753; }
.vi-totals-mini { display: flex; justify-content: space-between; font-weight: 500; padding: .6rem .2rem; border-top: 1px dashed var(--vi-line); margin-top: .4rem; }
.vi-modal-bg { position: fixed; inset: 0; background: rgba(11,37,69,.45); display: flex; align-items: center; justify-content: center; z-index: 9999; padding: 16px; }
.vi-modal { background: #fff; border-radius: 18px; max-width: 640px; width: 100%; max-height: 90vh; overflow: auto; padding: 1.25rem; }
.vi-toast { position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%); background: var(--vi-navy); color: #fff; padding: .6rem 1.1rem; border-radius: 999px; font-size: .9rem; z-index: 10000; }

@media (max-width: 991px) {
  .vi-editor { grid-template-columns: minmax(0, 1fr); }
  .vi-preview-wrap { position: static; }
}
@media (max-width: 600px) {
  .vi-grid, .vi-grid-3 { grid-template-columns: 1fr; }
  .vi-line-card .vi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vi-line-card .vi-span3 { grid-column: 1 / -1; }
  .vi-card { padding: 1rem; }
  .vi-list .hide-sm { display: none; }
  .vi-list .show-sm { display: inline; }
}

/* ================= A4 invoice ================= */
.inv { --ac: #0B2545; width: 210mm; min-height: 297mm; margin: 0 auto; background: #fff; color: #111; padding: 12mm; font-family: var(--vi-font); font-size: 9.2pt; line-height: 1.35; box-shadow: 0 2px 12px rgba(0,0,0,.08); }
.inv, .inv *, .inv *::before, .inv *::after { box-sizing: border-box; } /* 210mm must include the 12mm padding, also outside .vi-app (PDF render) */
.inv + .inv { margin-top: 12px; }
.inv table { width: 100%; border-collapse: collapse; }
.inv .b { border: 1px solid #9aa3b0; }
.inv .b td, .inv .b th { border: 1px solid #9aa3b0; padding: 4px 6px; vertical-align: top; }
.inv .hdr { display: flex; justify-content: space-between; gap: 10mm; align-items: flex-start; margin-bottom: 4mm; }
.inv .hdr .who { display: flex; gap: 4mm; align-items: flex-start; }
.inv .hdr img.logo { max-height: 20mm; max-width: 40mm; object-fit: contain; }
.inv .hdr img.logo-s { max-height: 13mm; max-width: 28mm; }
.inv .hdr img.logo-l { max-height: 28mm; max-width: 55mm; }
.inv .hdr .name { font-family: var(--vi-head); font-size: 15pt; font-weight: 700; color: var(--ac); line-height: 1.1; }
.inv .hdr .legal { font-size: 8.5pt; color: #444; }
.inv .hdr .doc { text-align: right; }
.inv .hdr .doc .title { font-family: var(--vi-head); font-size: 15pt; font-weight: 700; color: var(--ac); letter-spacing: .04em; }
.inv .hdr .doc .copy { display: inline-block; margin-top: 2px; font-size: 7.5pt; font-weight: 700; border: 1px solid var(--ac); color: var(--ac); padding: 1px 6px; letter-spacing: .05em; }
.inv .ids { font-size: 8.3pt; color: #333; }
.inv .ids b { color: #111; }
.inv .meta td { width: 50%; }
.inv .lbl { color: #555; display: inline-block; min-width: 26mm; }
.inv .sec-h { font-size: 7.5pt; font-weight: 700; letter-spacing: .06em; color: var(--ac); text-transform: uppercase; margin-bottom: 1mm; }
.inv .items th { background: var(--ac); color: #fff; font-weight: 500; font-size: 8pt; text-align: center; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
.inv .items td.r, .inv .sum td.r, .inv .rates td.r { text-align: right; white-space: nowrap; }
.inv .items td.c { text-align: center; }
.inv .items thead { display: table-header-group; }
.inv .items tr { page-break-inside: avoid; }
.inv .items .desc small { color: #555; display: block; }
.inv .rates { margin-top: 3mm; font-size: 8pt; }
.inv .rates th { background: #eef1f6; font-weight: 500; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
.inv .foot { display: grid; grid-template-columns: 1.25fr 1fr; gap: 0; margin-top: 3mm; }
.inv .foot > div { border: 1px solid #9aa3b0; padding: 6px 8px; }
.inv .foot > div + div { border-left: 0; }
.inv .sum td { padding: 2px 0; }
.inv .sum tr.grand td { font-size: 11pt; font-weight: 700; color: var(--ac); border-top: 1.5px solid var(--ac); padding-top: 4px; }
.inv .words { font-weight: 500; margin-bottom: 3mm; }
.inv .bank { font-size: 8.3pt; display: flex; gap: 4mm; align-items: flex-start; }
.inv .bank .qr { width: 24mm; flex: none; }
.inv .bank .qr img, .inv .bank .qr canvas { width: 24mm !important; height: 24mm !important; }
.inv .endorse { margin-top: 3mm; padding: 4px 8px; border: 1px dashed var(--ac); font-size: 8pt; font-weight: 500; }
.inv .terms { margin-top: 3mm; display: grid; grid-template-columns: 1.4fr 1fr; gap: 6mm; font-size: 8pt; }
.inv .sign { text-align: right; }
.inv .sign img { max-height: 16mm; max-width: 45mm; display: block; margin: 2mm 0 1mm auto; }
.inv .sign .line { margin-top: 14mm; }
.inv .sign img + .line { margin-top: 0; }
.inv .einv { margin-top: 3mm; border: 1px solid #9aa3b0; padding: 4px 8px; font-size: 7.8pt; display: flex; gap: 4mm; align-items: center; word-break: break-all; }
.inv .einv img { width: 26mm; height: 26mm; }
.inv .made { margin-top: 4mm; text-align: center; font-size: 7.5pt; color: #6b7280; letter-spacing: .02em; }
.inv .made b { color: var(--ac); font-weight: 700; }
.inv .wm-cancel { position: relative; }
.inv .wm-cancel::after { content: 'CANCELLED'; position: absolute; top: 40%; left: 50%; transform: translate(-50%, -50%) rotate(-25deg); font-size: 60pt; font-weight: 700; color: rgba(180,35,24,.18); pointer-events: none; }

/* template variants */
/* Modern: colour band across the top with the business name in white */
.inv.t-modern .hdr { background: var(--ac); color: #fff; margin: -12mm -12mm 5mm; padding: 9mm 12mm 7mm; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
.inv.t-modern .hdr .name, .inv.t-modern .hdr .doc .title { color: #fff; }
.inv.t-modern .hdr .legal, .inv.t-modern .hdr .ids, .inv.t-modern .hdr .ids b { color: rgba(255,255,255,.88); }
.inv.t-modern .hdr .doc .copy { border-color: rgba(255,255,255,.85); color: #fff; }
.inv.t-modern .hdr img.logo { background: #fff; padding: 1.5mm; border-radius: 2mm; }
.inv.t-modern .items th { background: #fff; color: var(--ac); border-bottom: 2px solid var(--ac); }
.inv.t-modern .sum tr.grand td { background: var(--ac); color: #fff; padding: 4px 6px; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
/* Minimal: no boxes, thin rules only */
.inv.t-minimal .b, .inv.t-minimal .b td, .inv.t-minimal .b th { border: 0; }
.inv.t-minimal .meta td { border-bottom: 1px solid #e3e7ee; padding: 5px 0; }
.inv.t-minimal .items th { background: none; color: #111; border-bottom: 1.5px solid #111 !important; font-weight: 700; text-align: left; }
.inv.t-minimal .items td { border-bottom: 1px solid #e3e7ee !important; }
.inv.t-minimal .rates th { background: none; border-bottom: 1px solid #c9d0da !important; }
.inv.t-minimal .rates td { border-bottom: 1px solid #eef1f5 !important; }
.inv.t-minimal .foot > div { border: 0; padding: 6px 0; }
.inv.t-minimal .foot > div + div { padding-left: 8mm; }
.inv.t-minimal .hdr { border-bottom: 1px solid #111; padding-bottom: 4mm; }
.inv.t-minimal .endorse { border-style: solid; border-width: 0 0 0 3px; }
.inv.t-minimal .einv { border: 0; border-top: 1px solid #e3e7ee; padding-left: 0; }
.inv.t-compact { font-size: 8.4pt; padding: 9mm; }
.inv.t-compact .hdr .name, .inv.t-compact .hdr .doc .title { font-size: 13pt; }
.inv.t-classic { --ac: var(--tpl-ac, #0B2545); }

@media print {
  body * { visibility: hidden !important; }
  #vi-print-root, #vi-print-root * { visibility: visible !important; }
  #vi-print-root { position: absolute; left: 0; top: 0; }
  .inv { box-shadow: none; margin: 0; width: auto; min-height: auto; padding: 0; }
  .inv + .inv { page-break-before: always; margin-top: 0; }
  .inv.t-modern .hdr { margin: 0 0 5mm; padding: 6mm; }
  @page { size: A4; margin: 12mm; }
}