/* ============================================================
   Calculadora de IVA (SAT México) — prefijo iv-
   Se apoya en mm-tools.css (tl-) y en los tokens del sitio.
   ============================================================ */

/* ---------- Selector de modo ---------- */
.iv-modes { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-bottom: 20px; }
.iv-modes button { display: flex; align-items: center; gap: 12px; min-height: 68px; padding: 12px 16px; border: 0; border-radius: 20px; font: inherit; text-align: left; cursor: pointer; color: var(--paper-dim);
  background: var(--glass-bg); box-shadow: inset 0 0 0 1px var(--line); transition: background .25s, box-shadow .25s, color .25s, transform .2s cubic-bezier(.16,1,.3,1); min-width: 0; }
.iv-modes button:hover { box-shadow: inset 0 0 0 1px var(--line-strong); color: var(--paper); }
.iv-modes button:active { transform: scale(.98); }
.iv-modes button:focus-visible { outline: 2px solid #f036e1; outline-offset: 2px; }
.iv-modes button[aria-selected="true"] { color: var(--paper); background: linear-gradient(135deg, rgba(240,54,225,.11), rgba(145,73,255,.09)); box-shadow: inset 0 0 0 1.5px #f036e1, inset 0 1px 0 rgba(255,255,255,.08); }
.iv-modes .ic { flex-shrink: 0; width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); color: var(--paper-dim); transition: color .25s, background .25s; }
.iv-modes button[aria-selected="true"] .ic { color: var(--tl-acc); background: rgba(240,54,225,.1); box-shadow: inset 0 0 0 1px rgba(240,54,225,.3); }
.iv-modes .t { min-width: 0; display: grid; gap: 2px; }
.iv-modes b { font-size: 14.5px; font-weight: 600; line-height: 1.25; }
.iv-modes small { font-size: 12px; color: var(--paper-faint); line-height: 1.3; }
@media (max-width: 1180px) { .iv-modes button { flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px; } }
@media (max-width: 640px) {
  .iv-modes { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .iv-modes button { flex-direction: row; align-items: center; gap: 10px; padding: 10px 12px; min-height: 60px; border-radius: 16px; }
  .iv-modes { grid-auto-rows: 1fr; }
  .iv-modes button:last-child { grid-column: 1 / -1; }
  .iv-modes small { display: none; }
  .iv-modes .ic { width: 34px; height: 34px; border-radius: 10px; }
  .iv-modes b { font-size: 13.5px; }
}

/* ---------- Distribución ---------- */
.iv-app { grid-template-areas: "in out" "hist out"; }
@media (min-width: 1041px) { .iv-app.in-wide { grid-template-columns: minmax(0, 1.42fr) minmax(0, .88fr); } }
.iv-in { grid-area: in; }
.iv-out { grid-area: out; }
.iv-hist { grid-area: hist; }
@media (max-width: 1040px) { .iv-app { grid-template-areas: "in" "out" "hist"; } }

/* ---------- Entradas ---------- */
.iv-in .tl-group.iv-first { margin-top: 0; padding-top: 0; border-top: 0; }
.pg-tool .iv-big-in { min-height: 60px; height: 60px; font-size: 22px; letter-spacing: -0.01em; }
.tl-affix.has-pre .iv-big-in { padding-left: 38px; }
.tl-affix:has(.iv-big-in) > .pre { font-size: 18px; left: 18px; }
.iv-try { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: -4px; }
.iv-try > span { font-size: 12px; color: var(--paper-faint); margin-right: 4px; }
.iv-try button { font: inherit; font-family: 'JetBrains Mono', monospace; font-size: 12.5px; min-height: 40px; min-width: 40px; padding: 0 12px; border-radius: 999px; border: 0; cursor: pointer; color: var(--paper-dim); background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); transition: color .2s, box-shadow .2s, transform .2s; }
.iv-try button:hover { color: var(--paper); box-shadow: inset 0 0 0 1px var(--line-strong); }
.iv-try button:active { transform: scale(.96); }

.iv-rates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
@media (min-width: 641px) and (max-width: 1040px) { .iv-rates { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.iv-rate { padding: 12px 14px; min-height: 64px; }
.iv-rate b { font-family: 'JetBrains Mono', monospace; font-size: 17px; font-weight: 500; letter-spacing: -0.02em; }
.iv-rate small { margin-top: 2px; }
.iv-note { display: flex; gap: 10px; align-items: flex-start; margin: 14px 0 0; font-size: 13px; line-height: 1.55; color: var(--paper-dim); }
.iv-note > svg { flex-shrink: 0; margin-top: 2px; color: var(--tl-acc); }
.iv-note b { color: var(--paper); font-weight: 600; }

.iv-escs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.iv-escs .tl-opt:last-child { grid-column: 1 / -1; min-height: 52px; }
.iv-esc { padding: 12px 14px; }
.iv-esc b { font-size: 14px; }
@media (max-width: 560px) { .iv-escs { grid-template-columns: 1fr; } }
.iv-ret-sel { margin-top: 16px; }

/* Conceptos */
.iv-items-top { margin-bottom: 16px; }
.iv-items-top .tl-switch { font-size: 13.5px; }
.iv-items-head, .iv-row { display: grid; grid-template-columns: minmax(0, 1fr) 64px 124px 94px 108px 40px; gap: 8px; align-items: center; }
.iv-items-head { padding: 0 0 8px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-faint); border-bottom: 1px solid var(--line); }
.iv-items-head .r { text-align: right; }
.iv-items { display: grid; }
.iv-row { padding: 8px 0; border-bottom: 1px solid var(--line); }
.iv-c { min-width: 0; }
.iv-ml { display: none; }
.iv-row .pg-input { height: 44px; min-height: 44px; font-size: 14px; padding: 0 12px; border-radius: 12px; }
.iv-row .tl-affix.has-pre .pg-input { padding-left: 26px; }
.iv-row .tl-affix > .pre { left: 11px; font-size: 13px; }
.iv-row select.pg-input { padding-right: 28px; background-position: right 10px center; }
.iv-row .pg-input.bad { box-shadow: inset 0 0 0 1px var(--tl-bad); }
.iv-c-imp { text-align: right; }
.iv-c-imp b { font-weight: 500; font-size: 14px; color: var(--paper); overflow-wrap: anywhere; }
.iv-row:not([data-ok="1"]) .iv-c-imp b { color: var(--paper-faint); }
.iv-del { color: var(--paper-faint); width: 40px !important; min-height: 40px; }
.iv-items-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 14px; }
@media (max-width: 640px) {
  .iv-items-head { display: none; }
  .iv-items { gap: 10px; }
  .iv-row { position: relative; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-areas: "desc desc" "q p" "t imp"; gap: 10px 10px; padding: 14px; border: 0; border-radius: 16px; background: var(--glass-bg); box-shadow: inset 0 0 0 1px var(--line); }
  .iv-c-desc { grid-area: desc; padding-right: 48px; } .iv-c-q { grid-area: q; } .iv-c-p { grid-area: p; } .iv-c-t { grid-area: t; } .iv-c-imp { grid-area: imp; }
  .iv-ml { display: block; font-size: 12px; color: var(--paper-faint); margin-bottom: 6px; }
  .iv-c-imp { text-align: left; align-self: stretch; display: flex; flex-direction: column; }
  .iv-c-imp b { display: flex; align-items: center; min-height: 44px; font-size: 15px; }
  .iv-del { position: absolute; top: 8px; right: 6px; }
}

.iv-dec { width: auto; }
.iv-dec button { min-width: 52px; font-family: 'JetBrains Mono', monospace; }
.iv-in-acts { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.iv-mini { display: none; }
@media (max-width: 1040px) {
  .iv-mini { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; margin-top: 22px; padding: 10px 16px; min-height: 52px; border-radius: 16px; text-decoration: none; color: var(--paper);
    background: linear-gradient(135deg, rgba(240,54,225,.09), rgba(145,73,255,.07)); box-shadow: inset 0 0 0 1px rgba(240,54,225,.28); }
  .iv-mini-l { font-size: 12.5px; color: var(--paper-dim); }
  .iv-mini b { font-size: 16px; font-weight: 500; }
  .iv-mini-go { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--paper-dim); }
}

/* ---------- Resultado ---------- */
.iv-out-top { margin-bottom: 20px; }
.iv-res { display: grid; gap: 22px; }
.iv-hero-row { display: flex; align-items: center; gap: 12px; min-width: 0; }
.iv-hero-row .tl-big { min-width: 0; font-size: clamp(32px, 3.6vw, 50px); }
.iv-hero-cp { flex-shrink: 0; }
.iv-hero-sub { margin: 10px 0 0; font-size: 14px; color: var(--paper-dim); line-height: 1.5; }

.iv-bar-track { position: relative; height: 10px; border-radius: 99px; overflow: hidden; background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); }
.iv-bar-track i { position: absolute; inset: 0; transform-origin: left center; transition: transform .55s cubic-bezier(.16,1,.3,1); }
.iv-bar-track i + i { box-shadow: inset 2px 0 0 var(--ink); }
.iv-bar i.base, .iv-legend i.base { background: rgba(var(--glass-tint), .38); }
.iv-bar i.iva, .iv-legend i.iva { background: linear-gradient(90deg, #f036e1, #9149ff); }
.iv-bar i.warn, .iv-legend i.warn { background: var(--tl-warn); }
.iv-bar i.bad, .iv-legend i.bad { background: var(--tl-bad); }
.iv-bar i.ok, .iv-legend i.ok { background: var(--tl-ok); }
.iv-legend { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 0; margin: 10px 0 0; font-size: 12.5px; color: var(--paper-dim); }
.iv-legend li { display: inline-flex; align-items: center; gap: 7px; }
.iv-legend i { width: 9px; height: 9px; border-radius: 3px; display: inline-block; }
.iv-legend .tl-mono { color: var(--paper-faint); font-size: 12px; }

.iv-cfdi-wrap { border-radius: 20px; padding: 6px 6px 6px 20px; background: var(--glass-bg); box-shadow: inset 0 0 0 1px var(--line); }
.iv-cfdi-cap { margin: 12px 0 2px; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--paper-faint); }
.iv-cfdi { margin: 0; }
.iv-line { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.iv-line:last-child { border-bottom: 0; }
.iv-line dt { font-size: 14.5px; color: var(--paper); line-height: 1.35; min-width: 0; }
.iv-line dt small { display: block; font-size: 12px; color: var(--paper-faint); margin-top: 2px; }
.iv-line dd { margin: 0; display: flex; align-items: center; gap: 2px; min-width: 0; }
.iv-line dd .tl-mono { font-size: 15.5px; letter-spacing: -0.01em; color: var(--paper); text-align: right; overflow-wrap: anywhere; }
.iv-line.neg dd .tl-mono { color: var(--tl-warn); }
.iv-line.total { border-top: 1px solid var(--line-strong); margin-top: -1px; padding-top: 14px; }
.iv-line.total dt { font-weight: 600; font-size: 15.5px; }
.iv-line.total dd .tl-mono { font-size: 19px; font-weight: 500; }
.iv-cp { width: 40px; height: 40px; flex-shrink: 0; display: grid; place-items: center; border: 0; border-radius: 12px; background: transparent; color: var(--paper-faint); cursor: pointer; transition: color .2s, background .2s, transform .2s; }
.iv-cp:hover { color: var(--paper); background: var(--glass-bg-strong); }
.iv-cp:active { transform: scale(.92); }
.iv-cp:focus-visible { outline: 2px solid #f036e1; outline-offset: 1px; }

.iv-letra { padding: 14px 18px 16px; border-radius: 18px; background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); }
.iv-letra .tl-between { flex-wrap: nowrap; }
.iv-letra-l { min-width: 0; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--paper-faint); }
.iv-letra-cp { min-height: 40px; padding: 0 10px; margin-right: -8px; }
.iv-letra p { margin: 4px 0 0; font-size: 14.5px; line-height: 1.55; letter-spacing: .02em; color: var(--paper); overflow-wrap: anywhere; }
.iv-print-items { display: none; }
.iv-acts .tl-btn { flex: 1 1 auto; }
.iv-round { margin-top: 18px; border-top: 1px solid var(--line); }
.iv-round summary { display: flex; align-items: center; min-height: 48px; font-size: 13.5px; color: var(--paper-dim); cursor: pointer; list-style: none; }
.iv-round summary::-webkit-details-marker { display: none; }
.iv-round summary::after { content: "+"; margin-left: auto; font-family: 'JetBrains Mono', monospace; font-size: 16px; color: var(--paper-faint); transition: transform .25s; }
.iv-round[open] summary::after { transform: rotate(45deg); }
.iv-round summary:hover { color: var(--paper); }
.iv-round p { margin: 0 0 14px; font-size: 13.5px; line-height: 1.6; color: var(--paper-dim); }
.iv-disc { margin-top: 6px; }
.iv-print-head { display: none; }
.iv-empty { padding: 44px 22px; }

/* ---------- Historial ---------- */
.iv-hist .tl-h { display: flex; align-items: center; gap: 8px; }
.iv-cnt { font-size: 12px; padding: 2px 8px; border-radius: 99px; background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); letter-spacing: 0; color: var(--paper-dim); }
.iv-hlist { list-style: none; padding: 0; margin: 12px 0 0; display: grid; }
.iv-hlist li + li { border-top: 1px solid var(--line); }
.iv-hlist button { display: grid; gap: 3px; width: 100%; padding: 12px 10px; margin: 0 -10px; width: calc(100% + 20px); border: 0; border-radius: 12px; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer; transition: background .2s; min-width: 0; }
.iv-hlist button:hover { background: var(--glass-bg-strong); }
.iv-hlist button:focus-visible { outline: 2px solid #f036e1; outline-offset: -2px; }
.iv-h-m { font-size: 12px; color: var(--paper-faint); }
.iv-h-v { font-size: 13.5px; color: var(--paper-dim); }
.iv-h-v b { font-size: 15px; font-weight: 500; color: var(--paper); }
.iv-h-s { font-size: 12.5px; color: var(--paper-faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.iv-hist .tl-note { margin-top: 12px; }

/* ---------- Guía de referencia ---------- */
.iv-ref { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: 18px; margin-top: 72px; }
.iv-ref-head, .iv-card-wide, .iv-ref-disc { grid-column: 1 / -1; }
.iv-ref-head { margin-bottom: 8px; }
.iv-kicker { margin: 0; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--paper-faint); }
.iv-card { padding: 28px; border-radius: 26px; min-width: 0; }
.iv-card h3 { margin: 0 0 18px; font-size: 20px; font-weight: 600; letter-spacing: -0.015em; }
.iv-card > p { font-size: 15px; line-height: 1.65; color: var(--paper-dim); margin: 0 0 14px; }
.iv-card > p b { color: var(--paper); font-weight: 600; }
.iv-card > .tl-note { margin-top: 16px; font-size: 13px; }
.iv-card > .tl-note b { color: var(--paper); }

.iv-table { display: grid; }
.iv-tr { display: grid; grid-template-columns: 96px minmax(0, 1fr) minmax(0, 1fr); gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; line-height: 1.55; color: var(--paper-dim); }
.iv-tr:last-child { border-bottom: 0; }
.iv-th { padding-top: 0; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--paper-faint); }
.iv-tag { font-family: 'JetBrains Mono', monospace; font-size: 17px; color: var(--paper); letter-spacing: -0.02em; }
.iv-table-ret .iv-tr { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) 84px; gap: 14px; }
.iv-table-ret .iv-tr:not(.iv-th) > span:first-child { color: var(--paper); }
.iv-table-ret .iv-tr:not(.iv-th) > span:not(:first-child) { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--paper); }

.iv-formulas { list-style: none; padding: 0; margin: 0; display: grid; }
.iv-formulas li { display: grid; gap: 4px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.iv-formulas li:first-child { padding-top: 0; }
.iv-f-l { font-size: 12.5px; color: var(--paper-faint); }
.iv-formulas code, .iv-big-f code { font-family: 'JetBrains Mono', monospace; font-size: 15px; color: var(--paper); overflow-wrap: anywhere; }
.iv-f-e { font-size: 13.5px; color: var(--paper-dim); }
.iv-f-e b { color: var(--tl-acc); font-weight: 500; font-family: 'JetBrains Mono', monospace; }
.iv-big-f { margin: 0 0 16px !important; }
.iv-big-f code { display: block; padding: 14px 16px; border-radius: 14px; background: var(--glass-bg-strong); box-shadow: inset 0 0 0 1px var(--line); font-size: 14.5px; line-height: 1.5; }

.iv-errs { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.iv-errs li { display: flex; gap: 10px; font-size: 14px; line-height: 1.55; color: var(--paper-dim); }
.iv-errs li > svg { flex-shrink: 0; margin-top: 3px; color: var(--tl-bad); }
.iv-errs b { color: var(--paper); font-weight: 600; }
.iv-ref-disc { display: flex; gap: 10px; align-items: flex-start; margin: 4px 0 0; font-size: 13.5px; line-height: 1.55; color: var(--paper-dim); }
.iv-ref-disc > svg { flex-shrink: 0; margin-top: 2px; color: var(--tl-warn); }

@media (max-width: 900px) { .iv-ref { grid-template-columns: 1fr; margin-top: 56px; } }
@media (max-width: 640px) {
  .iv-card { padding: 22px 18px; border-radius: 22px; }
  .iv-tr, .iv-table-ret .iv-tr { grid-template-columns: 1fr; gap: 6px; }
  .iv-th { display: none; }
  .iv-tr > [data-l]::before { content: attr(data-l); display: block; font-family: 'DM Sans', system-ui, sans-serif; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-faint); margin-bottom: 2px; }
  .iv-table-ret .iv-tr { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .iv-table-ret .iv-tr > span:first-child { grid-column: 1 / -1; }
}

/* ---------- Impresión ---------- */
@media print {
  @page { margin: 14mm 12mm; }
  :root, :root[data-theme] {
    --paper: #16101a; --paper-dim: rgba(22,16,26,.72); --paper-faint: rgba(22,16,26,.52); --line: rgba(22,16,26,.14); --line-strong: rgba(22,16,26,.3);
    --glass-bg: #fff; --glass-bg-strong: #f7f3f8; --glass-tint: 22, 16, 26; --ink: #fff; --tl-ok: #17804f; --tl-warn: #94600a; --tl-bad: #c3263b; --tl-acc: #b01aa3;
  }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  body.pg-tool-page main > :not(#app) { display: none !important; }
  body.pg-tool-page #app { padding: 0 !important; }
  .iv-modes, .iv-in, .iv-hist, .iv-ref, .iv-acts, .iv-cp, .iv-cp-sp, .iv-hero-cp, .iv-letra-cp, .iv-round, .iv-empty { display: none !important; }
  .iv-app { display: block !important; }
  .iv-out { position: static !important; background: #fff !important; box-shadow: none !important; border: 1px solid rgba(22,16,26,.14); backdrop-filter: none !important; -webkit-backdrop-filter: none !important; padding: 20px 24px; }
  .iv-res { animation: none !important; gap: 16px; }
  .iv-print-head { display: flex !important; justify-content: space-between; gap: 12px; font-size: 12px; color: #16101a; padding-bottom: 8px; margin-bottom: 14px; border-bottom: 2px solid #f036e1; }
  .iv-print-items:not(:empty) { display: block; }
  .iv-print-items table { width: 100%; border-collapse: collapse; font-size: 12px; }
  .iv-print-items th, .iv-print-items td { text-align: left; padding: 6px 8px; border-bottom: 1px solid rgba(22,16,26,.14); }
  .iv-print-items td:nth-child(n+2), .iv-print-items th:nth-child(n+2) { text-align: right; font-family: 'JetBrains Mono', monospace; }
  .iv-bar-track i + i { box-shadow: inset 2px 0 0 #fff; }
}
@media (prefers-reduced-motion: reduce) { .iv-bar-track i { transition: none; } }
.iv-cp-sp { width: 40px; flex-shrink: 0; }