/* ==========================================================================
   MrVUCEM — Sistema de diseño
   Un solo archivo CSS para todo el sitio. Variables + componentes.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, monospace;

  /* Paleta clara */
  --bg: #ffffff;
  --bg-soft: #f5f8fd;
  --bg-elev: #ffffff;
  --bg-inverse: #08142a;
  --border: #e3e9f4;
  --border-strong: #cbd6e8;
  --text: #0b1b33;
  --text-soft: #35486a;
  --muted: #64748b;

  --primary: #1652f0;
  --primary-600: #1140c9;
  --primary-050: #eaf0ff;
  --accent: #06b6a4;
  --accent-050: #e3fbf6;
  --warn: #d97706;
  --warn-050: #fef3e2;
  --danger: #dc2626;
  --danger-050: #fdecec;
  --ok: #16a34a;
  --ok-050: #e8f8ee;

  --ring: 0 0 0 4px rgba(22, 82, 240, 0.18);
  --shadow-sm: 0 1px 2px rgba(11, 27, 51, 0.06), 0 1px 3px rgba(11, 27, 51, 0.05);
  --shadow: 0 4px 12px rgba(11, 27, 51, 0.07), 0 12px 28px rgba(11, 27, 51, 0.06);
  --shadow-lg: 0 18px 50px rgba(11, 27, 51, 0.14);

  --r-xs: 6px;
  --r-sm: 10px;
  --r: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-full: 999px;

  --container: 1160px;
  --header-h: 68px;
}

:root[data-theme="dark"] {
  --bg: #070f1e;
  --bg-soft: #0b1526;
  --bg-elev: #0f1c31;
  --bg-inverse: #050c18;
  --border: #1c2b45;
  --border-strong: #2a3d5c;
  --text: #e9eefb;
  --text-soft: #bccbe4;
  --muted: #8ea0bd;

  --primary: #5b8cff;
  --primary-600: #7aa2ff;
  --primary-050: #16233f;
  --accent: #2ee0c4;
  --accent-050: #102c2b;
  --warn: #fbbf24;
  --warn-050: #2e2411;
  --danger: #f87171;
  --danger-050: #34181a;
  --ok: #4ade80;
  --ok-050: #12291d;

  --ring: 0 0 0 4px rgba(91, 140, 255, 0.28);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
}

/* ---------- Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-600); }
ul, ol { padding-left: 1.15rem; }
hr { border: 0; border-top: 1px solid var(--border); margin: 2rem 0; }

h1, h2, h3, h4 {
  margin: 0 0 .6rem;
  line-height: 1.18;
  letter-spacing: -0.022em;
  font-weight: 800;
}
h1 { font-size: clamp(2.1rem, 5.2vw, 3.5rem); }
h2 { font-size: clamp(1.65rem, 3.6vw, 2.4rem); }
h3 { font-size: clamp(1.12rem, 2vw, 1.32rem); font-weight: 750; }
h4 { font-size: 1rem; font-weight: 700; }
p  { margin: 0 0 1rem; color: var(--text-soft); }

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: var(--r-xs);
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--primary); color: #fff; padding: .7rem 1rem; border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}
.container-sm { max-width: 780px; }
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section-tight { padding: clamp(2.5rem, 5vw, 3.5rem) 0; }
.section-soft { background: var(--bg-soft); }
.section-line { border-top: 1px solid var(--border); }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 940px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.center { text-align: center; }
.stack-sm > * + * { margin-top: .5rem; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.xsmall { font-size: .8rem; }
.nowrap { white-space: nowrap; }

.section-head { max-width: 720px; margin-bottom: 2.5rem; }
.section-head.center { margin-inline: auto; }
.section-head p { font-size: 1.05rem; margin-bottom: 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-050);
  border: 1px solid color-mix(in srgb, var(--primary) 18%, transparent);
  padding: .32rem .7rem; border-radius: var(--r-full);
  margin-bottom: .9rem;
}

/* ---------- Botones ---------- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  --btn-bd: transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: inherit; font-weight: 650; font-size: .95rem;
  padding: .72rem 1.15rem;
  border-radius: var(--r-sm);
  border: 1px solid var(--btn-bd);
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  white-space: nowrap;
  transition: transform .12s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease;
}
.btn:hover { transform: translateY(-1px); color: var(--btn-fg); }
.btn:active { transform: translateY(0); }
.btn svg { flex: none; }

.btn-primary {
  --btn-bg: var(--primary); --btn-fg: #fff; --btn-bd: var(--primary);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--primary) 32%, transparent);
}
.btn-primary:hover { --btn-bg: var(--primary-600); --btn-bd: var(--primary-600); }

.btn-dark { --btn-bg: var(--bg-inverse); --btn-fg: #fff; --btn-bd: var(--bg-inverse); }

.btn-outline { --btn-bd: var(--border-strong); --btn-fg: var(--text); background: var(--bg-elev); }
.btn-outline:hover { --btn-bd: var(--primary); --btn-fg: var(--primary); }

.btn-ghost { --btn-fg: var(--text-soft); }
.btn-ghost:hover { --btn-fg: var(--primary); background: var(--primary-050); }

.btn-lg { padding: .95rem 1.6rem; font-size: 1.02rem; border-radius: var(--r); }
.btn-sm { padding: .5rem .85rem; font-size: .85rem; }
.btn-block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .55; pointer-events: none; }

.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.btn-row.center { justify-content: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.is-stuck { border-bottom-color: var(--border); box-shadow: var(--shadow-sm); }
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; gap: 1rem;
}

.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--text); font-weight: 800; letter-spacing: -.02em; }
.brand:hover { color: var(--text); }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; }
.brand-name { font-size: 1.12rem; }
.brand-name strong { color: var(--primary); font-weight: 800; }

.nav { margin-left: auto; display: flex; align-items: center; gap: .35rem; }
.nav > a {
  color: var(--text-soft); font-weight: 600; font-size: .93rem;
  padding: .5rem .7rem; border-radius: var(--r-sm);
}
.nav > a:hover { color: var(--text); background: var(--bg-soft); }
.nav > a.is-active { color: var(--primary); background: var(--primary-050); }
.nav-cta { display: flex; align-items: center; gap: .5rem; margin-left: .5rem; }

.icon-btn {
  width: 40px; height: 40px; display: inline-grid; place-items: center;
  border-radius: var(--r-sm); border: 1px solid var(--border);
  background: var(--bg-elev); color: var(--text-soft); cursor: pointer;
  transition: color .15s ease, border-color .15s ease;
}
.icon-btn:hover { color: var(--primary); border-color: var(--primary); }
.theme-toggle { margin-left: .4rem; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: none; }

.nav-toggle { display: none; margin-left: .25rem; }

@media (max-width: 1060px) {
  .nav-toggle { display: inline-grid; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: .15rem;
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
    padding: 1rem 20px 1.4rem;
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0; visibility: hidden;
    transition: opacity .18s ease, transform .18s ease, visibility .18s;
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav > a { padding: .8rem .6rem; font-size: 1rem; }
  .nav-cta { flex-direction: column; align-items: stretch; margin: .8rem 0 0; }
  .nav-cta .btn { width: 100%; }
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(3rem, 6vw, 4.5rem); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -30% -10% auto -10%; height: 720px; z-index: -2;
  background:
    radial-gradient(48% 55% at 18% 22%, color-mix(in srgb, var(--primary) 24%, transparent) 0%, transparent 62%),
    radial-gradient(42% 52% at 82% 12%, color-mix(in srgb, var(--accent) 22%, transparent) 0%, transparent 60%);
  filter: blur(6px);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image: url("../img/pattern-grid.svg");
  background-size: 42px 42px;
  opacity: .5;
  mask-image: radial-gradient(70% 60% at 50% 25%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 25%, #000 0%, transparent 78%);
}
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem); align-items: center;
}
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { margin-bottom: 1rem; }
.hero h1 .grad {
  background: linear-gradient(96deg, var(--primary) 10%, var(--accent) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead { font-size: clamp(1.02rem, 1.6vw, 1.16rem); max-width: 56ch; }

.hero-points { list-style: none; padding: 0; margin: 1.4rem 0 1.6rem; display: grid; gap: .55rem; }
.hero-points li { display: flex; align-items: flex-start; gap: .6rem; color: var(--text-soft); font-size: .95rem; }
.hero-points svg { flex: none; margin-top: .2rem; color: var(--ok); }

.hero-note { display: flex; align-items: center; gap: .5rem; margin-top: 1.1rem; font-size: .85rem; color: var(--muted); }

/* ---------- Mockup de la app (hero) ---------- */
.mock {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mock-bar {
  display: flex; align-items: center; gap: .5rem;
  padding: .7rem .9rem; border-bottom: 1px solid var(--border); background: var(--bg-soft);
}
.mock-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.mock-url {
  margin-left: .6rem; flex: 1; font-size: .74rem; color: var(--muted);
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--r-full);
  padding: .22rem .7rem; text-align: center; font-family: var(--font-mono);
}
.mock-body { padding: 1.1rem; display: grid; gap: .75rem; }

.mock-drop {
  border: 2px dashed color-mix(in srgb, var(--primary) 40%, var(--border));
  background: color-mix(in srgb, var(--primary) 5%, transparent);
  border-radius: var(--r); padding: 1.1rem; text-align: center;
}
.mock-drop strong { display: block; font-size: .95rem; }
.mock-drop span { font-size: .8rem; color: var(--muted); }

.mock-file {
  display: grid; grid-template-columns: 34px 1fr auto; gap: .7rem; align-items: center;
  border: 1px solid var(--border); border-radius: var(--r-sm); padding: .6rem .7rem; background: var(--bg);
}
.mock-file .fname { font-size: .84rem; font-weight: 600; }
.mock-file .fmeta { font-size: .74rem; color: var(--muted); }
.mock-ico { width: 34px; height: 34px; border-radius: 8px; display: grid; place-items: center; background: var(--danger-050); color: var(--danger); font-size: .62rem; font-weight: 800; }
.mock-ico.zip { background: var(--accent-050); color: var(--accent); }

.bar { height: 6px; border-radius: var(--r-full); background: var(--bg-soft); overflow: hidden; margin-top: .35rem; }
.bar > i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--primary), var(--accent)); }

.pill {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .72rem; font-weight: 700; padding: .2rem .55rem; border-radius: var(--r-full);
  background: var(--ok-050); color: var(--ok);
}
.pill.warn { background: var(--warn-050); color: var(--warn); }
.pill.info { background: var(--primary-050); color: var(--primary); }

.mock-summary {
  display: flex; justify-content: space-between; align-items: center; gap: .6rem;
  border-radius: var(--r-sm); padding: .7rem .8rem;
  background: var(--bg-inverse); color: #fff;
}
.mock-summary .small { color: rgba(255,255,255,.72); }

/* Tarjeta flotante decorativa */
.floaty {
  position: absolute; right: -14px; bottom: -18px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r);
  box-shadow: var(--shadow); padding: .7rem .9rem; display: flex; align-items: center; gap: .6rem;
  animation: floaty 5s ease-in-out infinite;
}
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@media (max-width: 620px) { .floaty { display: none; } }
.mock-wrap { position: relative; }

/* ---------- Marquesina de confianza ---------- */
.trust { padding: 2rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.trust p { text-align: center; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.1rem; }
.trust-logos { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: clamp(1.5rem, 5vw, 3.2rem); }
.trust-logos img { height: 26px; width: auto; opacity: .62; filter: grayscale(1); transition: opacity .2s ease; }
.trust-logos img:hover { opacity: 1; }
:root[data-theme="dark"] .trust-logos img { filter: grayscale(1) invert(1) brightness(1.6); opacity: .5; }

/* ---------- Tarjetas ---------- */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card-hover:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--primary) 35%, var(--border)); }
.card h3 { margin-bottom: .4rem; }
.card p:last-child { margin-bottom: 0; }

.ico-box {
  width: 46px; height: 46px; border-radius: var(--r-sm);
  display: grid; place-items: center; margin-bottom: 1rem;
  background: var(--primary-050); color: var(--primary);
}
.ico-box.teal { background: var(--accent-050); color: var(--accent); }
.ico-box.warn { background: var(--warn-050); color: var(--warn); }
.ico-box.ok   { background: var(--ok-050); color: var(--ok); }

.tag-new {
  font-size: .66rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-050);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  padding: .1rem .42rem; border-radius: var(--r-full); vertical-align: middle; margin-left: .45rem;
}

/* ---------- Pasos ---------- */
.steps { counter-reset: step; display: grid; gap: 22px; grid-template-columns: repeat(3, minmax(0, 1fr)); position: relative; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding-top: 1.2rem; }
.step-n {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 800; color: #fff; background: linear-gradient(140deg, var(--primary), var(--accent));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--primary) 28%, transparent);
  margin-bottom: .9rem;
}
.step img { border-radius: var(--r); border: 1px solid var(--border); background: var(--bg-soft); margin-bottom: 1rem; }

/* ---------- Split (imagen + texto) ---------- */
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .split.reverse .split-media { order: -1; } }
.split-media img { border-radius: var(--r-lg); }
.check-list { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; gap: .7rem; }
.check-list li { display: flex; gap: .65rem; align-items: flex-start; color: var(--text-soft); }
.check-list svg { flex: none; margin-top: .25rem; color: var(--ok); }
.check-list strong { color: var(--text); }

/* ---------- Tabla comparativa ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r-lg); background: var(--bg-elev); }
table.tbl { width: 100%; border-collapse: collapse; min-width: 620px; font-size: .93rem; }
table.tbl th, table.tbl td { padding: .95rem 1.1rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
table.tbl thead th { background: var(--bg-soft); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl td.yes { color: var(--ok); font-weight: 650; }
table.tbl td.no { color: var(--muted); }
.col-brand { background: color-mix(in srgb, var(--primary) 6%, transparent); }

/* ---------- Precios ---------- */
.price-switch {
  display: inline-flex; padding: 4px; gap: 4px; border-radius: var(--r-full);
  background: var(--bg-soft); border: 1px solid var(--border); margin: 0 auto 2.4rem;
}
.price-switch button {
  border: 0; background: transparent; font: inherit; font-weight: 650; font-size: .88rem;
  color: var(--muted); padding: .5rem 1.05rem; border-radius: var(--r-full); cursor: pointer;
}
.price-switch button.is-active { background: var(--bg-elev); color: var(--text); box-shadow: var(--shadow-sm); }
.price-switch .save { color: var(--ok); font-size: .74rem; font-weight: 800; }

.plans { display: grid; gap: 22px; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; }
@media (max-width: 980px) { .plans { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; } }
.plan { position: relative; display: flex; flex-direction: column; height: 100%; }
.plan.featured { border-color: var(--primary); box-shadow: 0 18px 44px color-mix(in srgb, var(--primary) 20%, transparent); }
.plan-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; font-size: .7rem; font-weight: 800;
  letter-spacing: .07em; text-transform: uppercase; padding: .28rem .8rem; border-radius: var(--r-full);
}
.plan-name { font-size: 1.05rem; font-weight: 750; margin-bottom: .2rem; }
.plan-price { display: flex; align-items: baseline; gap: .35rem; margin: .8rem 0 .2rem; }
.plan-price .amount { font-size: 2.5rem; font-weight: 800; letter-spacing: -.03em; }
.plan-price .per { color: var(--muted); font-size: .88rem; }
.plan-desc { font-size: .9rem; min-height: 42px; }
.plan ul { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; display: grid; gap: .6rem; font-size: .9rem; }
.plan ul li { display: flex; gap: .55rem; align-items: flex-start; color: var(--text-soft); }
.plan ul li svg { flex: none; margin-top: .22rem; color: var(--ok); }
.plan ul li.off { color: var(--muted); }
.plan ul li.off svg { color: var(--border-strong); }
.plan .btn { margin-top: auto; }

/* ---------- Testimonios ---------- */
.quote { display: flex; flex-direction: column; gap: 1rem; }
.quote blockquote { margin: 0; font-size: 1rem; color: var(--text); }
.quote figcaption { display: flex; align-items: center; gap: .7rem; }
.avatar { width: 40px; height: 40px; border-radius: 50%; }
.stars { color: #f59e0b; letter-spacing: 2px; font-size: .85rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: .7rem; }
.faq details {
  border: 1px solid var(--border); border-radius: var(--r); background: var(--bg-elev);
  padding: 0 1.1rem; transition: border-color .18s ease, box-shadow .18s ease;
}
.faq details[open] { border-color: color-mix(in srgb, var(--primary) 40%, var(--border)); box-shadow: var(--shadow-sm); }
.faq summary {
  list-style: none; cursor: pointer; padding: 1.05rem 2rem 1.05rem 0; position: relative;
  font-weight: 650; color: var(--text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: .15rem; top: 1.35rem;
  width: 10px; height: 10px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted);
  transform: rotate(45deg); transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq .faq-body { padding: 0 0 1.15rem; color: var(--text-soft); font-size: .95rem; }
.faq .faq-body p:last-child { margin-bottom: 0; }

/* ---------- Banda CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, #0b2a6b 0%, #10265c 45%, #06413c 100%);
  color: #fff; border-radius: var(--r-xl); padding: clamp(2.2rem, 5vw, 3.4rem);
  text-align: center;
}
.cta-band::after {
  content: ""; position: absolute; inset: 0; opacity: .28;
  background-image: url("../img/pattern-grid.svg"); background-size: 38px 38px;
  mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent 80%);
  -webkit-mask-image: radial-gradient(60% 60% at 50% 50%, #000, transparent 80%);
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.82); max-width: 56ch; margin-inline: auto; }
.cta-band .btn-outline { background: transparent; --btn-fg: #fff; --btn-bd: rgba(255,255,255,.45); }
.cta-band .btn-outline:hover { --btn-fg: #fff; --btn-bd: #fff; background: rgba(255,255,255,.08); }
.cta-band .btn-primary { --btn-bg: #fff; --btn-fg: #0b2a6b; --btn-bd: #fff; box-shadow: none; }
.cta-band .btn-primary:hover { --btn-bg: #eef3ff; --btn-fg: #0b2a6b; }

/* ---------- Estadísticas ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
@media (max-width: 780px) { .stats { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.stat { text-align: center; padding: 1.2rem .8rem; border-radius: var(--r); background: var(--bg-elev); border: 1px solid var(--border); }
.stat .n { font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 800; letter-spacing: -.03em; color: var(--primary); }
.stat .l { font-size: .82rem; color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-soft); border-top: 1px solid var(--border); padding: 3.5rem 0 1.8rem; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 2rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .09em; color: var(--muted); margin-bottom: .9rem; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: .55rem; }
.footer-links a { color: var(--text-soft); font-size: .92rem; }
.footer-links a:hover { color: var(--primary); }
.footer-about p { font-size: .92rem; max-width: 38ch; }
.social { display: flex; gap: .5rem; margin-top: 1rem; }
.social a { width: 36px; height: 36px; display: grid; place-items: center; border-radius: var(--r-sm); border: 1px solid var(--border); color: var(--muted); background: var(--bg-elev); }
.social a:hover { color: var(--primary); border-color: var(--primary); }
.footer-bottom {
  margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: .8rem; justify-content: space-between; align-items: center;
  font-size: .84rem; color: var(--muted);
}
.footer-bottom .legal-links { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ---------- Cabecera de página interna ---------- */
.page-head { padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(1.5rem, 3vw, 2.2rem); background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.breadcrumb { display: flex; gap: .45rem; font-size: .82rem; color: var(--muted); margin-bottom: .7rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }

/* ---------- Prosa (legales) ---------- */
.prose { max-width: 760px; }
.prose h2 { font-size: 1.4rem; margin-top: 2.4rem; }
.prose h3 { font-size: 1.08rem; margin-top: 1.6rem; }
.prose ul, .prose ol { color: var(--text-soft); display: grid; gap: .4rem; margin-bottom: 1.1rem; }
.prose table { width: 100%; border-collapse: collapse; font-size: .92rem; margin: 1rem 0 1.4rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: .6rem .8rem; text-align: left; }
.prose th { background: var(--bg-soft); }
.toc { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--r); padding: 1.1rem 1.3rem; }
.toc ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .4rem; }

.notice {
  display: flex; gap: .8rem; align-items: flex-start;
  border: 1px solid color-mix(in srgb, var(--warn) 35%, var(--border));
  background: var(--warn-050); border-radius: var(--r); padding: 1rem 1.1rem; font-size: .9rem; color: var(--text-soft);
}
.notice svg { flex: none; color: var(--warn); margin-top: .15rem; }
.notice.info { background: var(--primary-050); border-color: color-mix(in srgb, var(--primary) 30%, var(--border)); }
.notice.info svg { color: var(--primary); }

/* ---------- Formularios ---------- */
.field { display: grid; gap: .38rem; margin-bottom: 1rem; }
.field label { font-size: .87rem; font-weight: 650; color: var(--text); }
.field .hint { font-size: .78rem; color: var(--muted); }
.input, .select, .textarea {
  width: 100%; font: inherit; font-size: .95rem; color: var(--text);
  background: var(--bg); border: 1px solid var(--border-strong); border-radius: var(--r-sm);
  padding: .7rem .85rem; transition: border-color .15s ease, box-shadow .15s ease;
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); box-shadow: var(--ring); outline: none; }
.textarea { min-height: 130px; resize: vertical; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .8rem center; padding-right: 2.2rem; }
.checkbox { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--text-soft); }
.checkbox input { margin-top: .25rem; width: 16px; height: 16px; accent-color: var(--primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Auth ---------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) { .auth { grid-template-columns: 1fr; } .auth-aside { display: none; } }
.auth-main { display: grid; place-items: center; padding: 2.5rem 1.5rem; }
.auth-card { width: 100%; max-width: 420px; }
.auth-card .brand { margin-bottom: 1.8rem; }
.auth-aside {
  background: linear-gradient(150deg, #0b2a6b 0%, #0d2350 45%, #05403a 100%);
  color: #fff; padding: 3rem; display: flex; flex-direction: column; justify-content: center; gap: 1.2rem;
  position: relative; overflow: hidden;
}
.auth-aside::after {
  content: ""; position: absolute; inset: 0; opacity: .25;
  background-image: url("../img/pattern-grid.svg"); background-size: 40px 40px;
}
.auth-aside > * { position: relative; z-index: 1; }
.auth-aside h2 { color: #fff; }
.auth-aside p, .auth-aside li { color: rgba(255,255,255,.8); }
.auth-aside .check-list svg { color: #2ee0c4; }
.auth-aside .check-list strong { color: #fff; }
.divider { display: flex; align-items: center; gap: .8rem; color: var(--muted); font-size: .8rem; margin: 1.2rem 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.social-btns { display: grid; gap: .6rem; }

/* ---------- App (herramienta) ---------- */
.app-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 24px; align-items: start; }
@media (max-width: 1000px) { .app-layout { grid-template-columns: 1fr; } }

.dropzone {
  border: 2px dashed var(--border-strong); border-radius: var(--r-lg);
  background: var(--bg-soft); padding: clamp(1.8rem, 5vw, 3rem); text-align: center;
  cursor: pointer; transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--primary); background: var(--primary-050); }
.dropzone.is-over { transform: scale(1.01); }
.dropzone.is-busy { opacity: .6; pointer-events: none; }
.dropzone .dz-ico { width: 64px; height: 64px; margin: 0 auto 1rem; color: var(--primary); }
.dropzone h3 { margin-bottom: .3rem; }

.file-list { display: grid; gap: .6rem; margin-top: 1.2rem; }
.file-row {
  display: grid; grid-template-columns: 38px minmax(0,1fr) auto auto; gap: .8rem; align-items: center;
  border: 1px solid var(--border); border-radius: var(--r-sm); padding: .7rem .8rem; background: var(--bg-elev);
}
.file-row .fname { font-weight: 620; font-size: .9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row .fmeta { font-size: .78rem; color: var(--muted); }
.file-row .rm { border: 0; background: transparent; color: var(--muted); cursor: pointer; padding: .25rem; border-radius: var(--r-xs); }
.file-row .rm:hover { color: var(--danger); background: var(--danger-050); }

.panel { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.3rem; box-shadow: var(--shadow-sm); }
.panel + .panel { margin-top: 20px; }
.panel h3 { font-size: 1rem; display: flex; align-items: center; gap: .5rem; }
.panel-sep { border-top: 1px solid var(--border); margin: 1.1rem 0; }

.opt-group { display: grid; gap: .55rem; }
.opt {
  display: flex; gap: .7rem; align-items: flex-start; cursor: pointer;
  border: 1px solid var(--border); border-radius: var(--r-sm); padding: .75rem .85rem; background: var(--bg);
  transition: border-color .15s ease, background .15s ease;
}
.opt:hover { border-color: var(--primary); }
.opt input { margin-top: .2rem; accent-color: var(--primary); width: 16px; height: 16px; }
.opt input:checked ~ .opt-text .opt-title { color: var(--primary); }
.opt-title { font-weight: 650; font-size: .9rem; display: block; }
.opt-desc { font-size: .78rem; color: var(--muted); }
.opt:has(input:checked) { border-color: var(--primary); background: var(--primary-050); }

.switch-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .5rem 0; }
.switch-row .lbl { font-size: .88rem; font-weight: 600; }
.switch-row .lbl span { display: block; font-weight: 400; font-size: .76rem; color: var(--muted); }
.switch { position: relative; width: 42px; height: 24px; flex: none; }
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.switch .track { position: absolute; inset: 0; background: var(--border-strong); border-radius: var(--r-full); transition: background .18s ease; pointer-events: none; }
.switch .track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform .18s ease; box-shadow: var(--shadow-sm); }
.switch input:checked + .track { background: var(--primary); }
.switch input:checked + .track::after { transform: translateX(18px); }
.switch input:focus-visible + .track { box-shadow: var(--ring); }

.result-item { display: flex; align-items: center; justify-content: space-between; gap: .6rem; font-size: .86rem; padding: .45rem 0; border-bottom: 1px dashed var(--border); }
.result-item:last-child { border-bottom: 0; }
.kv { display: flex; justify-content: space-between; font-size: .85rem; padding: .3rem 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 650; }

.empty { text-align: center; color: var(--muted); font-size: .88rem; padding: 1.5rem .5rem; }

/* ---------- 404 ---------- */
.err-page { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 3rem 1rem; }
.err-code { font-size: clamp(4rem, 16vw, 9rem); font-weight: 800; letter-spacing: -.05em; line-height: 1;
  background: linear-gradient(120deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Validador ---------- */
.val-toolbar {
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between;
  border: 1px solid var(--border); background: var(--bg-elev);
  border-radius: var(--r); padding: .9rem 1.1rem; margin-bottom: 1.4rem;
}
.seg { display: inline-flex; padding: 3px; gap: 3px; border-radius: var(--r-full); background: var(--bg-soft); border: 1px solid var(--border); }
.seg label { position: relative; cursor: pointer; }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span { display: block; font-size: .82rem; font-weight: 650; color: var(--muted); padding: .42rem .9rem; border-radius: var(--r-full); }
.seg input:checked + span { background: var(--bg-elev); color: var(--text); box-shadow: var(--shadow-sm); }
.seg input:focus-visible + span { box-shadow: var(--ring); }

.val-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 1.4rem; }
@media (max-width: 700px) { .val-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.val-stat { border: 1px solid var(--border); background: var(--bg-elev); border-radius: var(--r); padding: .85rem 1rem; }
.val-stat .n { font-size: 1.55rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; }
.val-stat .l { font-size: .78rem; color: var(--muted); }
.val-stat.ok .n { color: var(--ok); }
.val-stat.warn .n { color: var(--warn); }
.val-stat.err .n { color: var(--danger); }

.val-file { border: 1px solid var(--border); border-radius: var(--r); background: var(--bg-elev); margin-bottom: .8rem; overflow: hidden; }
.val-file[data-estado="error"] { border-color: color-mix(in srgb, var(--danger) 45%, var(--border)); }
.val-file[data-estado="warn"]  { border-color: color-mix(in srgb, var(--warn) 45%, var(--border)); }
.val-file[data-estado="ok"]    { border-color: color-mix(in srgb, var(--ok) 40%, var(--border)); }
.val-file > summary {
  list-style: none; cursor: pointer; padding: .9rem 1.1rem;
  display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: .8rem; align-items: center;
}
.val-file > summary::-webkit-details-marker { display: none; }
.val-file > summary:hover { background: var(--bg-soft); }
.val-file .vf-name { font-weight: 650; font-size: .92rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.val-file .vf-meta { font-size: .78rem; color: var(--muted); }
.val-body { padding: .2rem 1.1rem 1.1rem; border-top: 1px solid var(--border); }

.val-check { display: grid; grid-template-columns: 20px minmax(0, 1fr) auto; gap: .75rem; align-items: start; padding: .6rem 0; border-bottom: 1px dashed var(--border); }
.val-check:last-child { border-bottom: 0; }
.val-check .vc-title { font-size: .88rem; font-weight: 600; }
.val-check .vc-desc { font-size: .78rem; color: var(--muted); }
.val-check .vc-val { font-size: .8rem; font-weight: 650; white-space: nowrap; }
.val-check svg { margin-top: .18rem; }
.st-ok   { color: var(--ok); }
.st-warn { color: var(--warn); }
.st-err  { color: var(--danger); }
.st-info { color: var(--muted); }

.estado {
  display: inline-flex; align-items: center; gap: .35rem; white-space: nowrap;
  font-size: .74rem; font-weight: 800; letter-spacing: .03em; text-transform: uppercase;
  padding: .26rem .6rem; border-radius: var(--r-full);
}
.estado.ok   { background: var(--ok-050); color: var(--ok); }
.estado.warn { background: var(--warn-050); color: var(--warn); }
.estado.err  { background: var(--danger-050); color: var(--danger); }

/* ---------- Animación de entrada ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; scroll-behavior: auto !important; }
}