/* Landing "Cuadre" — misma identidad que la app (tinta, papel, verde, latón). */
:root {
  --tinta: #17223B;
  --papel: #F1F2ED;
  --verde: #2F6F4E;
  --laton: #A9812F;
  --gris: #6B7280;
  --alerta: #B3452F;
  --card: #FFFFFF;
  --border: #D9DAD3;
  --border-soft: #E1E2DC;
  --soft: #E5E6E0;
  --font-display: "Merriweather", Georgia, "Times New Roman", serif;
  --font-sans: "Open Sans", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--papel); color: var(--tinta);
  font-family: var(--font-sans); font-size: 16px; line-height: 1.5;
  -webkit-font-smoothing: antialiased; font-feature-settings: "ss01","cv11";
}
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; letter-spacing: 0; margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
:focus-visible { outline: 2px solid var(--verde); outline-offset: 3px; border-radius: 2px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--font-sans); font-feature-settings: normal; }
.eyebrow {
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .18em;
  color: var(--gris); margin: 0;
}
.eyebrow.brass { color: var(--laton); }
section { position: relative; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 13px 20px; border-radius: 4px; font-size: 14px; font-weight: 600;
  font-family: inherit; cursor: pointer; border: 1px solid transparent;
  transition: transform .15s var(--ease), background .18s var(--ease), border-color .18s var(--ease), color .18s;
}
.btn-primary { background: var(--verde); color: var(--papel); box-shadow: 0 1px 2px rgba(23,34,59,.12); }
.btn-primary:hover { transform: translateY(-1px); background: #285f43; }
.btn-outline { background: var(--card); color: var(--tinta); border-color: rgba(23,34,59,.2); }
.btn-outline:hover { border-color: rgba(23,34,59,.42); transform: translateY(-1px); }
.btn-ghost-light { background: transparent; color: var(--papel); border-color: rgba(241,242,237,.25); }
.btn-ghost-light:hover { border-color: rgba(241,242,237,.6); }
.btn-primary-dark { background: var(--verde); color: var(--papel); }
.btn-primary-dark:hover { transform: translateY(-1px); }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 40; border-bottom: 1px solid rgba(217,218,211,.7);
  background: rgba(241,242,237,.85); backdrop-filter: blur(8px);
}
.header .bar { display: flex; height: 60px; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: baseline; gap: 8px; }
.logo .name { font-family: var(--font-display); font-size: 20px; font-weight: 700; }
.logo .tag { font-size: 10px; text-transform: uppercase; letter-spacing: .2em; color: var(--gris); }
.nav { display: flex; align-items: center; gap: 26px; font-size: 14px; }
.nav a.link { color: rgba(23,34,59,.8); }
.nav a.link:hover { color: var(--tinta); }
.nav .btn-nav {
  display: inline-flex; align-items: center; border: 1px solid rgba(23,34,59,.2); background: #fff;
  padding: 7px 14px; border-radius: 4px; font-weight: 600; transition: .18s var(--ease);
}
.nav .btn-nav:hover { border-color: var(--verde); color: var(--verde); }
@media (max-width: 720px) { .nav a.link { display: none; } }

/* ---------- Hero ---------- */
.hero .grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px;
  padding: 72px 0 90px;
}
@media (max-width: 900px) { .hero .grid { grid-template-columns: 1fr; padding: 48px 0 56px; gap: 40px; } }
.hero h1 { font-size: 56px; line-height: 1.05; margin-top: 20px; }
.hero h1 .em { font-style: italic; color: var(--verde); }
@media (max-width: 640px) { .hero h1 { font-size: 38px; } }
.hero .lead { margin-top: 24px; max-width: 560px; font-size: 18px; line-height: 1.6; color: rgba(23,34,59,.8); }
.hero .cta-row { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.facts { margin-top: 40px; display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; border-top: 1px solid var(--border); padding-top: 24px; max-width: 480px; }
.facts dt { font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.facts dd { margin: 4px 0 0; font-size: 16px; }

/* Hero visual */
.visual { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; }
.panelbox { position: relative; height: 420px; border-radius: 4px; background: #fff; padding: 16px; border: 1px solid var(--border); }
.panelbox.pile { background: rgba(255,255,255,.6); }
.panelbox.sheet { overflow: hidden; box-shadow: 0 1px 0 rgba(23,34,59,.04), 0 20px 40px -24px rgba(23,34,59,.25); }
.panel-label { position: absolute; left: 16px; top: 12px; font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.visual-note { margin-top: 16px; font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.visual-note .g { color: var(--verde); }
@media (max-width: 460px) { .visual { grid-template-columns: 1fr; } .panelbox { height: 320px; } }

.paper {
  position: absolute; height: 158px; width: 220px; border-radius: 2px; background: var(--papel);
  padding: 12px; box-shadow: 0 1px 0 rgba(23,34,59,.08), 0 8px 16px -8px rgba(23,34,59,.25);
  border: 1px solid rgba(0,0,0,.05);
}
.paper .k { font-size: 9px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.paper .id { margin-top: 4px; font-size: 10px; }
.paper .bar { height: 4px; border-radius: 999px; background: rgba(23,34,59,.1); margin-top: 6px; }
.paper .row { margin-top: 12px; display: flex; justify-content: space-between; font-size: 9px; color: var(--gris); }

table.sheet-tbl { width: 100%; border-collapse: collapse; margin-top: 34px; font-size: 11px; }
table.sheet-tbl th { font-size: 9px; text-transform: uppercase; letter-spacing: .12em; color: var(--gris); text-align: left; padding: 0 4px 6px; border-bottom: 1px solid var(--border); font-weight: 600; }
table.sheet-tbl td { padding: 7px 4px; border-bottom: 1px solid rgba(217,218,211,.6); }
table.sheet-tbl .r { text-align: right; }
table.sheet-tbl .g { color: var(--gris); }
.flagdot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--laton); margin-left: 5px; vertical-align: middle; }
.brass { color: var(--laton); }
.extracting { padding: 8px 4px; font-size: 11px; color: var(--gris); }
.caret { display: inline-block; width: 7px; height: 1em; background: var(--verde); vertical-align: -2px; margin-left: 3px; animation: caret 1s steps(1) infinite; }

/* ---------- Generic section ---------- */
.band { border-top: 1px solid var(--border); padding: 88px 0; }
.band.tint { background: rgba(255,255,255,.45); }
.band h2 { font-size: 34px; line-height: 1.15; margin-top: 12px; max-width: 780px; }
@media (max-width: 640px) { .band h2 { font-size: 27px; } }
.lead-narrow { margin-top: 22px; max-width: 620px; color: rgba(23,34,59,.75); font-size: 16px; }

/* Pain */
.stats { margin-top: 48px; display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; }
@media (max-width: 780px) { .stats { grid-template-columns: 1fr; gap: 28px; } }
.stat { border-top: 1px solid var(--border); padding-top: 20px; }
.stat .k { font-size: 26px; color: var(--verde); font-family: var(--font-sans); font-weight: 700; }
.stat .t { margin-top: 4px; font-size: 18px; font-weight: 600; }
.stat p { margin-top: 12px; font-size: 15px; line-height: 1.6; color: rgba(23,34,59,.75); }

/* How it works */
.hiw { display: grid; grid-template-columns: 280px 1fr; gap: 60px; }
@media (max-width: 820px) { .hiw { grid-template-columns: 1fr; gap: 24px; } }
.steps { list-style: none; margin: 0; padding: 0; }
.step { display: grid; grid-template-columns: 64px 1fr; gap: 24px; padding: 30px 0; }
.step + .step { border-top: 1px solid var(--border); }
.step .n { font-family: var(--font-sans); font-weight: 700; font-size: 24px; color: var(--verde); }
.step h3 { font-family: var(--font-sans); font-size: 20px; font-weight: 600; }
.step p { margin: 8px 0 0; font-size: 15px; line-height: 1.6; color: rgba(23,34,59,.75); max-width: 640px; }

/* Differentiators */
.diffs { margin-top: 56px; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
@media (max-width: 820px) { .diffs { grid-template-columns: 1fr; gap: 44px; } }
.diff .demo { border-radius: 4px; background: #fff; padding: 16px; border: 1px solid var(--border); }
.diff h3 { font-family: var(--font-sans); font-size: 18px; font-weight: 600; margin-top: 20px; }
.diff p { margin: 8px 0 0; font-size: 15px; line-height: 1.6; color: rgba(23,34,59,.75); }
.demo .dlabel { font-size: 10px; text-transform: uppercase; letter-spacing: .14em; color: var(--gris); }
.drow { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(217,218,211,.6); padding: 7px 0; font-size: 13px; }
.drow .lbl { color: var(--gris); }
.drow .v.green { color: var(--verde); }
.drow .v.brass { color: var(--laton); }
.demo .note { margin-top: 8px; font-size: 10px; }
.demo .note.brass { color: var(--laton); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chips span { border: 1px solid var(--border); background: var(--papel); border-radius: 2px; padding: 4px 7px; font-size: 10px; }
.qrow { display: grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items: center; font-size: 13px; padding: 3px 0; }
.qrow .conf.ok { color: var(--verde); } .qrow .conf.low { color: var(--laton); }
.qrow .qnote { text-align: right; font-size: 10px; color: var(--gris); }

/* Trust */
.trust { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; }
@media (max-width: 820px) { .trust { grid-template-columns: 1fr; gap: 40px; } }
.states { border-radius: 4px; background: #fff; padding: 24px; border: 1px solid var(--border); }
.states .h { font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.staterow { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; margin-top: 16px; }
.staterow .badge { display: grid; place-items: center; height: 24px; width: 24px; border-radius: 50%; font-size: 10px; font-family: var(--font-sans); }
.staterow .badge.done { background: var(--verde); color: var(--papel); }
.staterow .badge.active { border: 1px solid var(--laton); color: var(--laton); }
.staterow .badge.idle { border: 1px solid var(--border); color: var(--gris); }
.staterow .st-t { font-size: 14px; font-weight: 600; }
.staterow .st-t .turn { margin-left: 8px; border-radius: 2px; background: rgba(169,129,47,.12); padding: 2px 6px; font-size: 9px; text-transform: uppercase; letter-spacing: .14em; color: var(--laton); }
.staterow p { margin: 2px 0 0; font-size: 13px; color: rgba(23,34,59,.7); }

/* Founder (dark) */
.founder { border-top: 1px solid var(--border); background: var(--tinta); color: var(--papel); padding: 88px 0; }
.founder .grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: end; }
@media (max-width: 820px) { .founder .grid { grid-template-columns: 1fr; gap: 32px; } }
.founder h2 { color: var(--papel); font-size: 34px; line-height: 1.15; margin-top: 12px; }
.founder p { margin-top: 22px; max-width: 560px; color: rgba(241,242,237,.8); font-size: 15px; line-height: 1.6; }
.founder .cta-row { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 12px; }
.plazas { border: 1px solid rgba(241,242,237,.2); border-radius: 4px; padding: 24px; }
.plazas .h { font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: rgba(241,242,237,.6); }
.plazas .big { margin-top: 8px; display: flex; align-items: baseline; gap: 12px; }
.plazas .big .n { font-family: var(--font-sans); font-size: 48px; font-weight: 700; }
.plazas .big .d { font-size: 24px; color: rgba(241,242,237,.5); }
.plazas .track { margin-top: 16px; height: 4px; border-radius: 999px; background: rgba(241,242,237,.15); }
.plazas .track .fill { height: 4px; border-radius: 999px; background: var(--laton); width: 26%; }
.plazas .sub { margin-top: 16px; font-size: 11px; color: rgba(241,242,237,.6); }

/* Final CTA */
.cta-final { border-top: 1px solid var(--border); padding: 88px 0; }
.cta-card { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
@media (max-width: 820px) { .cta-card { grid-template-columns: 1fr; gap: 32px; } }
.cta-panel { border-radius: 6px; background: #fff; padding: 32px; border: 1px solid var(--border); box-shadow: var(--shadow, 0 20px 40px -28px rgba(23,34,59,.25)); }
.cta-panel h3 { font-family: var(--font-sans); font-size: 20px; font-weight: 700; }
.cta-panel ul { margin: 16px 0 0; padding: 0; list-style: none; }
.cta-panel li { display: flex; gap: 10px; align-items: flex-start; padding: 7px 0; font-size: 14px; color: rgba(23,34,59,.8); }
.cta-panel li .tick { color: var(--verde); font-weight: 700; }
.cta-panel .btn { width: 100%; margin-top: 20px; padding: 14px; }
.cta-panel .fine { margin-top: 12px; font-size: 11px; color: var(--gris); text-align: center; }

/* FAQ */
.faq { display: grid; grid-template-columns: 300px 1fr; gap: 60px; }
@media (max-width: 820px) { .faq { grid-template-columns: 1fr; gap: 24px; } }
.faq dl { border-top: 1px solid var(--border); margin: 0; }
.faq .item { border-bottom: 1px solid var(--border); padding: 24px 0; }
.faq dt { font-family: var(--font-sans); font-size: 18px; font-weight: 600; }
.faq dd { margin: 12px 0 0; max-width: 680px; font-size: 15px; line-height: 1.6; color: rgba(23,34,59,.75); }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 48px 0; }
.footer .grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 32px; font-size: 14px; }
@media (max-width: 720px) { .footer .grid { grid-template-columns: 1fr; gap: 24px; } }
.footer .name { font-family: var(--font-display); font-size: 20px; font-weight: 700; }
.footer .desc { margin-top: 8px; max-width: 360px; font-size: 12px; line-height: 1.6; color: var(--gris); }
.footer .h { font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }
.footer ul { margin: 12px 0 0; padding: 0; list-style: none; }
.footer li { padding: 3px 0; color: rgba(23,34,59,.8); }
.footer li a:hover { color: var(--verde); }
.footer .copy { margin-top: 40px; font-size: 10px; text-transform: uppercase; letter-spacing: .16em; color: var(--gris); }

/* Animations */
@keyframes rowIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.row-in { opacity: 0; animation: rowIn .5s var(--ease) forwards; }
@keyframes caret { 0%,60% { opacity: 1; } 61%,100% { opacity: 0; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; }
.reveal.in { animation: fadeUp .6s var(--ease) forwards; }
@media (prefers-reduced-motion: reduce) {
  .row-in, .reveal { animation: none !important; opacity: 1 !important; }
  .caret { animation: none; }
  html { scroll-behavior: auto; }
}