:root {
  --orange: #FF6A13;
  --orange-d: #E0540A;
  --violet: #4B1FA8;
  --violet-d: #2F1370;
  --lav: #F4F0FD;
  --lav-2: #E6DEFA;
  --ink: #111111;
  --gray: #4A4A4A;
  --mute: #7A7A7A;
  --line: #DAD5EA;
  --paper: #ffffff;
  --danger: #C2271B;
  --ok: #1D7A46;
  --radius: 10px;
  --head: 'Bricolage Grotesque', 'Segoe UI', system-ui, sans-serif;
  --body: 'Figtree', 'Segoe UI', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: var(--body); color: var(--ink); background: var(--lav); font-size: 15px; line-height: 1.45; }
h1, h2, h3 { font-family: var(--head); margin: 0; letter-spacing: -0.01em; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }
[hidden] { display: none !important; }
#printRoot { display: none; }

/* ---------- botones ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; border: 2px solid var(--ink); background: #fff; color: var(--ink);
  padding: 8px 16px; border-radius: 999px; font-weight: 600; cursor: pointer; text-decoration: none; font-size: 14px; white-space: nowrap; }
.btn:hover { background: var(--lav-2); }
.btn.primary { background: var(--orange); border-color: var(--orange); color: var(--ink); }
.btn.primary:hover { background: var(--orange-d); border-color: var(--orange-d); }
.btn.violet { background: var(--violet); border-color: var(--violet); color: #fff; }
.btn.violet:hover { background: var(--violet-d); border-color: var(--violet-d); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--lav-2); }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.sm { padding: 4px 12px; font-size: 13px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.icon-btn { border: 0; background: transparent; cursor: pointer; padding: 6px; border-radius: 8px; color: var(--gray); }
.icon-btn:hover { background: var(--lav-2); color: var(--ink); }

/* ---------- formularios ---------- */
label.f { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; color: var(--gray); }
label.f > span.hint { font-weight: 400; color: var(--mute); }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=date], input[type=time], input[type=password], select, textarea {
  width: 100%; border: 1.5px solid var(--line); background: #fff; border-radius: 8px; padding: 8px 10px; font-weight: 400; color: var(--ink); }
input:focus, select:focus, textarea:focus { border-color: var(--violet); outline: 3px solid var(--lav-2); outline-offset: 0; }
input:disabled, select:disabled { background: #f3f3f3; color: var(--mute); }
textarea { resize: vertical; min-height: 64px; }
.grid { display: grid; gap: 12px; }
.g2 { grid-template-columns: 1fr 1fr; }
.g3 { grid-template-columns: 1fr 1fr 1fr; }
.g4 { grid-template-columns: 2fr 1fr 1fr 1fr; }
.span2 { grid-column: span 2; }
.check { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--violet); }

/* ---------- login ---------- */
.login { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.login-art { background: var(--violet); color: #fff; position: relative; overflow: hidden; padding: 56px; display: flex; flex-direction: column; justify-content: flex-end; }
.login-art h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.02; font-weight: 800; max-width: 11ch; position: relative; z-index: 2; }
.login-art p { max-width: 34ch; color: #E6DEFA; position: relative; z-index: 2; margin: 16px 0 0; }
.puff { position: absolute; border-radius: 50%; }
.puff.a { width: 420px; height: 420px; background: #000; top: -120px; right: -90px; }
.puff.b { width: 260px; height: 260px; background: #000; top: 120px; right: 150px; }
.puff.c { width: 190px; height: 190px; background: #000; top: 40px; right: 330px; }
.puff.d { width: 90px; height: 90px; background: var(--orange); top: 270px; right: 70px; z-index: 1; }
.login-form { display: flex; align-items: center; justify-content: center; padding: 32px; background: #fff; }
.login-form form { width: min(360px, 100%); display: grid; gap: 14px; }
.login-form img { width: 92px; margin-bottom: 4px; }
.login-form h2 { font-size: 26px; }
.err { color: var(--danger); font-size: 13px; font-weight: 600; min-height: 18px; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.side { background: #fff; border-right: 1.5px solid var(--line); padding: 20px 14px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
.side .brand { display: flex; align-items: center; gap: 10px; padding: 0 8px 16px; }
.side .brand img { width: 46px; }
.side .brand b { font-family: var(--head); font-size: 17px; line-height: 1.1; }
.side nav { display: grid; gap: 2px; }
.side a.nav { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 10px; color: var(--gray); text-decoration: none; font-weight: 600; }
.side a.nav:hover { background: var(--lav); color: var(--ink); }
.side a.nav.on { background: var(--violet); color: #fff; }
.side .who { margin-top: auto; padding: 12px 8px 0; border-top: 1.5px solid var(--line); font-size: 13px; display: grid; gap: 6px; }
.side .who b { display: block; }
.side .who span { color: var(--mute); }
main { padding: 28px 32px 60px; min-width: 0; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head h1 { font-size: 32px; font-weight: 800; }
.page-head p { margin: 2px 0 0; color: var(--mute); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- lista ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.stat { background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat small { color: var(--mute); font-weight: 600; }
.stat b { display: block; font-family: var(--head); font-size: 26px; font-weight: 800; }
.stat.hl { border-color: var(--violet); }
.stat.hl b { color: var(--violet); }
.toolbar { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.toolbar input { max-width: 320px; }
.toolbar select { max-width: 180px; }
.tbl { width: 100%; border-collapse: collapse; background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.tbl th { text-align: left; font-size: 12.5px; color: var(--violet); padding: 10px 14px; border-bottom: 2px solid var(--violet); font-weight: 700; }
.tbl td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tbody tr.click { cursor: pointer; }
.tbl tbody tr.click:hover { background: var(--lav); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl .sub { color: var(--mute); font-size: 13px; }
.tbl .qn { font-family: var(--head); font-weight: 800; color: var(--orange-d); }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 700; border: 1.5px solid var(--ink); background: #fff; }
.pill.enviada { border-color: var(--violet); color: var(--violet); }
.pill.aprobada { border-color: var(--ok); color: var(--ok); }
.pill.rechazada { border-color: var(--danger); color: var(--danger); }
.pill.borrador { border-color: var(--mute); color: var(--mute); }
.empty { background: #fff; border: 2px dashed var(--line); border-radius: var(--radius); padding: 40px; text-align: center; color: var(--mute); }

/* ---------- editor ---------- */
.editor { display: grid; grid-template-columns: minmax(380px, 1fr) minmax(0, 1.05fr); gap: 24px; align-items: start; }
.editor .bar { grid-column: 1 / -1; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 5;
  background: var(--lav); padding: 10px 0; margin: -10px 0 0; }
.editor .bar h1 { font-size: 26px; font-weight: 800; }
.editor .bar h1 em { font-style: normal; color: var(--orange-d); }
.dirty { font-size: 13px; color: var(--orange-d); font-weight: 700; }
.form { display: grid; gap: 22px; }
.sec { background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 18px; display: grid; gap: 12px; border-left: 5px solid var(--violet); }
.sec.o { border-left-color: var(--orange); }
.sec h2 { font-size: 18px; font-weight: 700; }
.sec .sub { color: var(--mute); font-size: 13px; margin-top: -8px; }
.item { border: 1.5px solid var(--line); border-radius: 10px; padding: 12px; display: grid; gap: 10px; background: #FCFBFF; }
.item .top { display: flex; justify-content: space-between; align-items: center; }
.item .top b { font-family: var(--head); color: var(--violet); }
.item .line-total { font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; }
.opt { display: grid; grid-template-columns: 190px 1fr; gap: 12px; align-items: center; padding: 10px 0; border-top: 1px dashed var(--line); }
.opt:first-of-type { border-top: 0; }
.opt .fields { display: flex; gap: 8px; align-items: center; }
.opt .fields input { max-width: 120px; }
.opt .fields select { max-width: 130px; }
.inst { display: grid; grid-template-columns: 76px 1fr 100px 32px; gap: 8px; align-items: center; }
.inst .amt { text-align: right; font-weight: 700; color: var(--orange-d); font-variant-numeric: tabular-nums; }
.pct-ok { font-weight: 700; color: var(--ok); }
.pct-bad { font-weight: 700; color: var(--danger); }
.preview-col { position: sticky; top: 64px; }
.preview-frame { background: var(--lav-2); border-radius: var(--radius); padding: 14px; overflow: hidden; }
.preview-scale { transform-origin: top left; width: 816px; }
.tabs { display: none; gap: 6px; }

/* ---------- el documento (vista previa + impresión) ---------- */
.paper { position: relative; background: var(--paper); color: var(--ink); width: 816px; min-height: 1056px; padding: 46px 48px 40px;
  border-top: 6px solid var(--orange); font-family: Helvetica, Arial, sans-serif; font-size: 12px; line-height: 1.4; box-shadow: 0 6px 24px rgba(47, 19, 112, .18); }
.paper::before { content: ''; position: absolute; top: -6px; left: 0; width: 150px; border-top: 6px solid var(--violet); }
.paper .hd { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: start; padding-bottom: 14px; border-bottom: 2px solid var(--orange); }
.paper .hd img { height: 92px; display: block; }
.paper .co b { font-size: 17px; display: block; margin-bottom: 3px; }
.paper .co div { color: var(--gray); font-size: 11.5px; }
.paper .ttl { text-align: right; }
.paper .ttl h2 { font-family: Helvetica, Arial, sans-serif; font-size: 35px; font-weight: 700; color: var(--violet); line-height: 1; letter-spacing: -0.01em; }
.paper .ttl .n { color: var(--orange); font-weight: 700; font-size: 17px; margin: 6px 0 8px; }
.paper .ttl div { color: var(--gray); font-size: 11.5px; }
.paper .info { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin: 18px 0 20px; }
.paper .lab { color: var(--violet); font-weight: 700; font-size: 11.5px; }
.paper .nm { font-weight: 700; font-size: 14.5px; margin: 2px 0; }
.paper .info p { margin: 0; color: var(--gray); font-size: 12px; }
.paper .info p b { color: var(--gray); }
.paper .th, .paper .row { display: grid; grid-template-columns: 1fr 64px 100px 100px; column-gap: 6px; }
.paper .th { color: var(--violet); font-weight: 700; padding: 0 4px 7px; border-bottom: 1.6px solid var(--violet); }
.paper .th span:nth-child(n+2), .paper .row .c { text-align: right; }
.paper .th span:nth-child(2), .paper .row .q { text-align: center; }
.paper .it { padding: 10px 4px 9px; border-bottom: 1px solid var(--line); break-inside: avoid; }
.paper .it .t { font-weight: 700; font-size: 14px; }
.paper .it .tag { color: var(--orange); font-weight: 700; text-align: center; }
.paper .it .tot { text-align: right; font-weight: 700; font-size: 13.5px; }
.paper .it .u { text-align: right; font-size: 13.5px; }
.paper .it .q { font-size: 13.5px; }
.paper .it ul { list-style: none; margin: 4px 0 0; padding: 0 0 0 4px; color: var(--gray); font-size: 12px; }
.paper .it li { position: relative; padding-left: 14px; margin: 1px 0; }
.paper .it li::before { content: ''; position: absolute; left: 3px; top: 6px; width: 4px; height: 4px; border-radius: 50%; background: var(--orange); }
.paper .foot { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 20px; break-inside: avoid; }
.paper .pay { border: 1.3px solid var(--violet); border-radius: 8px; padding: 11px 14px; align-self: start; }
.paper .pay .mut { color: var(--mute); font-size: 11px; margin-bottom: 8px; }
.paper .pay .r { display: grid; grid-template-columns: 38px 70px 1fr; gap: 6px; padding: 2px 0; font-size: 12px; }
.paper .pay .r b:nth-child(2) { color: var(--orange); }
.paper .pay .r span { color: var(--gray); }
.paper .tot-box .r { display: grid; grid-template-columns: 1fr 100px; padding: 3px 0; color: var(--gray); font-size: 12.5px; }
.paper .tot-box .r b { color: var(--ink); text-align: right; }
.paper .tot-box .grand { border-top: 3px solid var(--orange); margin-top: 8px; padding-top: 6px; display: flex; justify-content: flex-end; align-items: baseline; gap: 22px; }
.paper .tot-box .grand span { font-weight: 700; font-size: 14px; }
.paper .tot-box .grand b { font-size: 29px; color: var(--violet); }
.paper .blk { margin-top: 18px; break-inside: avoid; }
.paper .blk p { margin: 2px 0 0; color: var(--gray); font-size: 11.8px; white-space: pre-line; }
.paper .sign { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; margin-top: 54px; break-inside: avoid; }
.paper .sign div { border-top: 1px solid var(--ink); padding-top: 4px; color: var(--mute); font-size: 11px; }
.paper .pfoot { margin-top: 26px; padding-top: 8px; border-top: 1px solid var(--line); color: var(--mute); font-size: 11px; text-align: center; }

/* ---------- diálogos y avisos ---------- */
dialog { border: 0; border-radius: 14px; padding: 0; width: min(560px, 94vw); box-shadow: 0 20px 60px rgba(0, 0, 0, .3); }
dialog::backdrop { background: rgba(30, 10, 80, .5); }
dialog form { padding: 22px; display: grid; gap: 14px; }
dialog h2 { font-size: 22px; }
dialog .btns { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }
#toast { position: fixed; bottom: 22px; left: 50%; transform: translate(-50%, 30px); opacity: 0; pointer-events: none; background: var(--ink); color: #fff;
  padding: 10px 18px; border-radius: 999px; font-weight: 600; transition: .2s; z-index: 50; }
#toast.on { opacity: 1; transform: translate(-50%, 0); }
#toast.bad { background: var(--danger); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .editor { grid-template-columns: 1fr; }
  .preview-col { position: static; }
  .tabs { display: flex; }
  .editor[data-tab=form] .preview-col { display: none; }
  .editor[data-tab=prev] .form { display: none; }
}
@media (max-width: 820px) {
  .login { grid-template-columns: 1fr; }
  .login-art { min-height: 240px; padding: 28px; }
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px; }
  .side .brand { padding: 0 8px 0 0; }
  .side nav { display: flex; flex-wrap: wrap; }
  .side .who { margin: 0 0 0 auto; border: 0; padding: 0; }
  main { padding: 18px 14px 50px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .g2, .g3, .g4 { grid-template-columns: 1fr 1fr; }
  .opt { grid-template-columns: 1fr; }
  .tbl .hide-s { display: none; }
}

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------- impresión: sin fondos, sin sombras, poca tinta ---------- */
@page { size: letter; margin: 0.4in; }
@media print {
  html, body { background: #fff !important; }
  #app, #toast, dialog { display: none !important; }
  #printRoot { display: block !important; }
  .paper { width: auto !important; min-height: 0 !important; padding: 0 !important; box-shadow: none !important; border-top: 0 !important; }
  .paper::before { display: none; }
  .paper .hd { border-top: 5px solid var(--orange); padding-top: 12px; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}