:root{
  --red:#991b1b;--red2:#b91c1c;--red3:#fee2e2;--ink:#171717;--muted:#6b7280;
  --bg:#f5f5f4;--card:#fff;--line:#e7e5e4;--green:#166534;--greenBg:#dcfce7;
  --amber:#92400e;--amberBg:#fef3c7;--danger:#991b1b;--dangerBg:#fecaca;
  --shadow:0 14px 40px rgba(0,0,0,.08)
}
*{box-sizing:border-box}html{background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
body{margin:0}.topbar{background:linear-gradient(135deg,#7f1d1d,#b91c1c);color:white;padding:22px max(18px,calc((100vw - 1050px)/2));display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
.eyebrow{font-size:12px;font-weight:900;letter-spacing:.18em;opacity:.8}.topbar h1{margin:5px 0 3px;font-size:clamp(26px,4vw,40px)}.topbar p{margin:0;opacity:.88;max-width:700px}.version{font-size:12px;border:1px solid rgba(255,255,255,.35);padding:7px 10px;border-radius:999px;white-space:nowrap}
.shell{max-width:1050px;margin:22px auto;padding:0 16px 40px;display:grid;gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow)}
.section-title{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.section-title h2{margin:0 0 4px;font-size:20px}.section-title p{margin:0;color:var(--muted);font-size:14px;line-height:1.45}
.camera-wrap{position:relative;background:#111;border-radius:18px;overflow:hidden;aspect-ratio:16/10;display:grid;place-items:center}.camera-wrap video,.camera-wrap img{width:100%;height:100%;object-fit:cover}.scan-frame{position:absolute;inset:18%;border:2px solid rgba(255,255,255,.9);border-radius:15px;box-shadow:0 0 0 999px rgba(0,0,0,.12);pointer-events:none}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.btn{appearance:none;border:0;border-radius:12px;padding:12px 15px;font-weight:800;cursor:pointer;font-size:14px}.btn:disabled{opacity:.45;cursor:not-allowed}.primary{background:var(--red2);color:#fff}.secondary{background:#171717;color:#fff}.ghost{background:#f5f5f4;color:#292524;border:1px solid var(--line)}.wide{width:100%;margin-top:16px}.small{padding:8px 10px;font-size:12px}.file-btn{position:relative;overflow:hidden}.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}
.pill,.status-badge{border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;display:inline-flex;align-items:center}.neutral{background:#e7e5e4;color:#44403c}.ok{background:var(--greenBg);color:var(--green)}.soon{background:var(--amberBg);color:var(--amber)}.expired{background:var(--dangerBg);color:var(--danger)}
.ocr-box{margin-top:14px;border:1px solid var(--line);border-radius:14px;padding:12px;background:#fafaf9}.ocr-head{display:flex;justify-content:space-between;gap:10px}.progress{height:7px;background:#e7e5e4;border-radius:999px;overflow:hidden;margin:8px 0}.progress span{height:100%;width:0;display:block;background:var(--red2);transition:width .2s}.ocr-box pre{white-space:pre-wrap;margin:8px 0 0;font-size:12px;color:#57534e;max-height:140px;overflow:auto}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.field{display:grid;gap:6px}.field span{font-size:12px;font-weight:800;color:#57534e}.field input,.field select{width:100%;border:1px solid #d6d3d1;background:#fff;border-radius:12px;padding:12px;font:inherit;color:#171717;min-height:46px}.span-2{grid-column:span 2}
.result-card{border-top:5px solid var(--red2)}.result-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.result-top h2{margin:9px 0 4px}.result-top p{margin:0;color:var(--muted)}.remaining{text-align:right}.remaining span{display:block;color:var(--muted);font-size:12px}.remaining strong{display:block;font-size:24px;margin-top:5px}.result-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:18px}.metric{border:1px solid var(--line);border-radius:14px;padding:12px;background:#fafaf9}.metric span{display:block;color:var(--muted);font-size:11px;margin-bottom:5px}.metric strong{font-size:14px;line-height:1.35}.warning{margin-top:14px;border-radius:12px;padding:12px;background:#fff7ed;color:#9a3412;border:1px solid #fed7aa;font-weight:700;font-size:13px}
.history-list{display:grid;gap:9px}.history-item{display:grid;grid-template-columns:1fr auto;gap:10px;border:1px solid var(--line);border-radius:13px;padding:12px}.history-item strong{display:block}.history-item small{color:var(--muted)}.history-empty{color:var(--muted);text-align:center;padding:22px 0}
footer{max-width:1050px;margin:0 auto;padding:0 18px 40px;color:#78716c;font-size:12px;line-height:1.5}
@media(max-width:700px){.topbar{padding-top:max(18px,env(safe-area-inset-top));}.card{border-radius:16px;padding:14px}.form-grid{grid-template-columns:1fr}.span-2{grid-column:span 1}.result-top{display:grid}.remaining{text-align:left}.result-grid{grid-template-columns:1fr 1fr}.camera-wrap{aspect-ratio:4/5}.actions>.btn,.actions>.file-btn{flex:1 1 45%;text-align:center}.section-title{align-items:flex-start}.version{display:none}}
@media(max-width:430px){.result-grid{grid-template-columns:1fr}.actions>.btn,.actions>.file-btn{flex-basis:100%}}
/* Wizard v0.2.0 */
.wizard-card{overflow:hidden}
.steps{display:flex;align-items:center;gap:8px;margin:8px 0 22px}
.step-dot{display:grid;justify-items:center;gap:5px;min-width:64px;color:#a8a29e;font-size:11px;font-weight:800;text-align:center}
.step-dot b{width:30px;height:30px;border-radius:999px;display:grid;place-items:center;background:#e7e5e4;color:#78716c}
.step-dot.active{color:var(--red2)}.step-dot.active b{background:var(--red2);color:#fff}
.step-dot.done{color:var(--green)}.step-dot.done b{background:var(--green);color:#fff}
.step-line{height:3px;background:#e7e5e4;flex:1;border-radius:999px;margin-bottom:20px}
.wizard-step{display:none}.wizard-step.active{display:block}.wizard-step h3{margin:0 0 6px;font-size:22px}
.helper{color:var(--muted);font-size:13px;line-height:1.5;margin:4px 0 14px}
.rule-box{border:1px solid #fecaca;background:#fffafa;border-radius:16px;padding:14px;margin-top:15px}
.rule-head{display:flex;gap:10px;justify-content:space-between;align-items:flex-start;flex-wrap:wrap}
.rule-kicker{font-size:10px;font-weight:900;letter-spacing:.08em;color:#991b1b}
.rule-box p{margin:8px 0 0;color:#57534e;font-size:13px;line-height:1.5}
.calculated-date{margin-top:12px;padding:12px;border-radius:12px;background:#f0fdf4;border:1px solid #bbf7d0}
.calculated-date span{display:block;color:#166534;font-size:11px;font-weight:800;margin-bottom:3px}
.calculated-date strong{font-size:18px;color:#14532d}
.manual-box{margin-top:14px;padding:14px;border-radius:14px;border:1px dashed #f59e0b;background:#fffbeb}
.manual-box>strong{display:block;color:#92400e;margin-bottom:5px}
.optional-box{margin-top:14px;padding:14px;border-radius:14px;background:#fafaf9;border:1px solid var(--line)}
.optional-box>strong{display:block;margin-bottom:10px;font-size:13px}
.optional-tag{font-size:10px;padding:4px 7px;border-radius:999px;background:#e7e5e4;color:#57534e;vertical-align:middle}
.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.choice-card{border:2px solid var(--line);background:#fff;border-radius:18px;padding:20px;text-align:left;cursor:pointer;transition:.2s}
.choice-card:hover,.choice-card:focus-visible{border-color:var(--red2);box-shadow:0 10px 25px rgba(153,27,27,.08);transform:translateY(-1px)}
.choice-icon{display:inline-flex;background:var(--red3);color:var(--red);border-radius:10px;padding:7px 9px;font-weight:900;font-size:12px;margin-bottom:14px}
.choice-card strong{display:block;font-size:19px;margin-bottom:5px}.choice-card small{display:block;color:var(--muted);line-height:1.45}
.compact-grid{margin-top:10px}.grow{flex:1}
.rule-missing{border-color:#f59e0b;background:#fffbeb}.rule-use{border-color:#93c5fd;background:#eff6ff}
.rule-ok{border-color:#86efac;background:#f0fdf4}
.info-list{display:grid;gap:7px;margin-top:12px}.info-row{display:flex;justify-content:space-between;gap:15px;font-size:13px}
.info-row span{color:var(--muted)}.info-row strong{text-align:right}
@media(max-width:700px){
  .steps{gap:3px;margin-bottom:18px}.step-dot{min-width:46px}.step-dot span{font-size:9px}.step-line{margin-bottom:18px}
  .choice-grid{grid-template-columns:1fr}
  .wizard-step h3{font-size:19px}
  .rule-head{display:grid}
}

/* PWA v0.4.0 */
.top-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.install-btn{background:#fff;color:#991b1b;padding:8px 12px;border-radius:999px}
.install-btn:hover{background:#fff7f7}
@media(max-width:700px){
  .top-actions{justify-content:flex-start}
  .topbar{align-items:flex-start}
}

.top-actions a{text-decoration:none}

/* Secciones independientes v0.5.0 */
.section-selector{padding-bottom:16px}
.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mode-card{border:2px solid var(--line);background:#fff;border-radius:18px;padding:18px;text-align:left;cursor:pointer;transition:.2s}
.mode-card:hover,.mode-card:focus-visible{border-color:#fca5a5;transform:translateY(-1px)}
.mode-card.active{border-color:var(--red2);background:#fff7f7;box-shadow:0 10px 25px rgba(153,27,27,.08)}
.mode-code{display:inline-flex;background:var(--red3);color:var(--red);border-radius:999px;padding:6px 9px;font-size:11px;font-weight:900;margin-bottom:10px}
.mode-card strong{display:block;font-size:18px;margin-bottom:4px}
.mode-card small{display:block;color:var(--muted);line-height:1.4}
.section-kicker{font-size:10px;letter-spacing:.12em;font-weight:900;color:var(--red2)}
.calculator-section{scroll-margin-top:12px}
.result-panel{margin-top:16px;border:1px solid var(--line);border-top:5px solid var(--red2);border-radius:16px;padding:16px;background:#fff}
.pp-choice.selected{border-color:var(--red2);background:#fff7f7;box-shadow:0 8px 22px rgba(153,27,27,.08)}
.compact-choice{margin-bottom:14px}
@media(max-width:700px){
  .mode-grid{grid-template-columns:1fr}
  .mode-card{padding:15px}
}

.reload-btn{background:#fff;color:#7f1d1d;border:1px solid rgba(255,255,255,.55);padding:8px 12px;border-radius:999px}
.reload-btn:disabled{opacity:.65}
@media(max-width:700px){.reload-btn{padding:8px 10px}}

.product-search{
  background:#fffdfd !important;
  border:1.5px solid #d6d3d1 !important;
  padding-left:14px !important;
}
.product-search:focus{
  outline:2px solid rgba(185,28,28,.16);
  border-color:var(--red2) !important;
}

.search-results{
  margin-top:7px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  overflow:hidden;
  max-height:260px;
  overflow-y:auto;
  box-shadow:0 12px 28px rgba(0,0,0,.08);
}
.search-result-item{
  width:100%;
  border:0;
  border-bottom:1px solid #f0efee;
  background:#fff;
  padding:11px 13px;
  text-align:left;
  cursor:pointer;
  display:grid;
  gap:2px;
}
.search-result-item:last-child{border-bottom:0}
.search-result-item:hover,.search-result-item:focus-visible{background:#fff7f7}
.search-result-item strong{font-size:14px;color:#171717}
.search-result-item small{font-size:11px;color:var(--muted)}
.search-empty{padding:12px 13px;color:var(--muted);font-size:13px}

/* Selector buscable integrado v0.5.5 */
.product-combobox{position:relative}
.combo-input-wrap{position:relative}
.combo-input{
  width:100%;
  padding-right:44px !important;
  cursor:text;
}
.combo-toggle{
  position:absolute;
  right:4px;
  top:50%;
  transform:translateY(-50%);
  width:36px;
  height:36px;
  border:0;
  border-radius:10px;
  background:transparent;
  color:#7f1d1d;
  font-size:22px;
  line-height:1;
  cursor:pointer;
}
.combo-toggle:hover,.combo-toggle:focus-visible{background:#fff1f2}
.product-hidden-select{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  opacity:0 !important;
  pointer-events:none !important;
  overflow:hidden !important;
}
.combo-results{
  position:absolute;
  z-index:50;
  left:0;
  right:0;
  top:calc(100% + 6px);
  max-height:300px;
}
.search-result-item:focus-visible{
  outline:2px solid rgba(185,28,28,.22);
  outline-offset:-2px;
  background:#fff7f7;
}
@media(max-width:700px){
  .combo-results{max-height:260px}
}

.fr-expiry-highlight{
  padding:12px 14px;
  border-radius:14px;
  background:#f0fdf4;
  border:1px solid #bbf7d0;
}
.fr-expiry-highlight span{color:#166534 !important;font-weight:800}
.fr-expiry-highlight strong{color:#166534;font-size:26px !important}
.expiry-metric{
  background:#f0fdf4 !important;
  border-color:#bbf7d0 !important;
}
.expiry-metric span{color:#166534 !important;font-weight:800}
.expiry-metric strong{color:#166534;font-size:18px !important}

.fr-result-tools{display:flex;align-items:flex-start;gap:8px}
.result-close-btn{
  width:34px;
  height:34px;
  border:0;
  border-radius:999px;
  background:#fee2e2;
  color:#991b1b;
  font-size:24px;
  line-height:1;
  font-weight:800;
  cursor:pointer;
  flex:0 0 auto;
}
.result-close-btn:hover,.result-close-btn:focus-visible{
  background:#fecaca;
  outline:2px solid rgba(153,27,27,.15);
}
@media(max-width:700px){
  .fr-result-tools{width:100%;justify-content:space-between}
  .result-close-btn{order:2}
}


/* Cuenta y suscripciones v0.6.0 */
.account-btn{background:#171717;color:#fff;padding:8px 12px;border-radius:999px}
.account-btn:hover{background:#292524}
.account-dialog{
  width:min(92vw,560px);
  max-height:90vh;
  border:0;
  border-radius:22px;
  padding:0;
  box-shadow:0 28px 90px rgba(0,0,0,.28);
}
.account-dialog::backdrop{background:rgba(0,0,0,.52);backdrop-filter:blur(3px)}
.account-dialog-card{padding:20px;background:#fff}
.account-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}
.account-dialog-head h2{margin:4px 0 0;font-size:24px}
.account-setup-notice{
  border:1px solid #f59e0b;
  background:#fffbeb;
  border-radius:14px;
  padding:13px;
  margin-bottom:14px;
}
.account-setup-notice strong{display:block;color:#92400e;margin-bottom:4px}
.account-setup-notice p{margin:0;color:#78350f;font-size:13px;line-height:1.45}
.account-message{border-radius:12px;padding:11px 12px;margin-bottom:14px;font-size:13px;font-weight:700}
.account-message.info{background:#eff6ff;color:#1d4ed8}
.account-message.warning{background:#fffbeb;color:#92400e}
.account-message.error{background:#fef2f2;color:#991b1b}
.account-message.success{background:#f0fdf4;color:#166534}
.account-auth-forms{display:grid;gap:12px}
.account-actions{display:flex;gap:10px;flex-wrap:wrap}
.account-actions .btn{flex:1 1 180px}
.account-user-row{
  display:flex;
  justify-content:space-between;
  gap:14px;
  align-items:center;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px;
}
.account-user-row span{display:block;color:var(--muted);font-size:11px;margin-bottom:3px}
.account-user-row strong{font-size:14px;overflow-wrap:anywhere}
.subscription-box{margin-top:14px;border:1px solid var(--line);border-radius:16px;padding:14px;background:#fafaf9}
.subscription-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:14px}
.subscription-head h3{margin:4px 0 0;font-size:18px}
.access-gate{
  min-height:calc(100vh - 170px);
  display:grid;
  place-items:center;
  padding:28px 16px 60px;
  background:var(--bg);
}
.access-gate[hidden]{display:none}
.access-gate-card{
  width:min(100%,520px);
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:26px;
  box-shadow:var(--shadow);
  text-align:center;
}
.access-gate-card h2{margin:6px 0 8px;font-size:26px}
.access-gate-card p{color:var(--muted);margin:0 0 18px;line-height:1.5}
body.auth-locked #appContent{display:none}
@media(max-width:700px){
  .account-dialog{width:calc(100vw - 20px);border-radius:18px}
  .account-dialog-card{padding:16px}
  .account-user-row,.subscription-head{display:grid}
  .account-user-row .btn{width:100%}
}


/* Prueba gratis y plan Mercado Pago v0.8.0 */
.plan-offer,.plan-state{
  border:1px solid var(--line);
  border-radius:15px;
  padding:14px;
  background:#fff;
}
.plan-offer p,.plan-state p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.5}
.plan-offer small{display:block;margin-top:9px;color:var(--muted);font-size:11px;line-height:1.4}
.plan-kicker{display:block;font-size:10px;font-weight:900;letter-spacing:.1em;color:var(--red2);margin-bottom:7px}
.plan-price-row{display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.plan-price-row strong{font-size:23px}
.plan-price-row span{font-size:13px;font-weight:800;color:#57534e}
.trial-offer{background:#fff7f7;border-color:#fecaca}
.trial-active{background:#f0fdf4;border-color:#bbf7d0}
.trial-active .plan-kicker,.active-plan .plan-kicker{color:#166534}
.active-plan{background:#f0fdf4;border-color:#bbf7d0}
.paid-offer{background:#fff}


/* Roles usuario / administrador v0.9.0 */
.role-switch{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
  padding:5px;
  border-radius:14px;
  background:#f5f5f4;
  border:1px solid var(--line);
}
.role-option{
  border:0;
  border-radius:10px;
  padding:11px 10px;
  background:transparent;
  color:#57534e;
  font:inherit;
  font-weight:800;
  cursor:pointer;
}
.role-option.active{background:#171717;color:#fff;box-shadow:0 4px 12px rgba(0,0,0,.12)}
.role-hint{margin:-2px 0 2px}
.account-user-actions{display:flex;gap:8px;flex-wrap:wrap}
.admin-panel{display:grid;gap:14px}
.admin-head{display:grid;gap:8px}
.admin-head h3{margin:4px 0 0;font-size:20px}
.admin-head p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
.admin-secret-box{
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px;
  background:#fafaf9;
  display:grid;
  gap:12px;
}
.admin-secret-box>strong{font-size:16px}
.admin-secret-box .helper{margin:0}
@media(max-width:700px){
  .role-switch{grid-template-columns:1fr}
  .account-user-actions{width:100%}
  .account-user-actions .btn{flex:1 1 140px}
}

/* Respetar estados ocultos controlados por JS */
[hidden]{display:none!important}