/* TapSign · muestra de la web explicativa (tapsign.dseomarketing.com) · estilo de verify.dseomarketing.com medido el 2 nov 2026 · arquitecto */
:root {
  --ink-void: #04050a; --ink-900: #070910; --ink-850: #0a0d16; --ink-800: #0e121d; --ink-750: #121725; --ink-700: #171d2d;
  --hair: rgba(168,180,200,.10); --hair-2: rgba(168,180,200,.26);
  --white: #eef1f6; --s100: #cfd6e2; --s200: #aeb7c6; --s300: #8b95a6; --s400: #717c91;
  --blue: #3d7dff; --blue-hi: #6a9cff; --blue-lo: #1d4fd8; --violet: #8b6cf0; --teal: #46c8d4; --pass: #45c98a; --warm: #f4c247; --fail: #f2606a;
  --font: ui-sans-serif, -apple-system, system-ui, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--white); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased;
  background: radial-gradient(90% 52% at 82% -6%, rgba(61,125,255,.10), transparent 62%) fixed,
              radial-gradient(72% 44% at 6% 32%, rgba(139,108,240,.07), transparent 66%) fixed,
              radial-gradient(80% 40% at 50% 104%, rgba(70,200,212,.05), transparent 68%) fixed, var(--ink-void); }
a { color: inherit; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* barra de arriba */
.top { position: sticky; top: 0; z-index: 20; background: rgba(4,5,10,.9); backdrop-filter: blur(14px) saturate(1.4); border-bottom: 1px solid rgba(168,180,200,.07); }
.top .wrap { height: 66px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 650; font-size: 16px; }
.brand i { width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center; font-style: normal; font-size: 14px; background: linear-gradient(#6a9cff, #3d7dff 58%, #1d4fd8); color: #fff; }
.brand small { font-weight: 600; font-size: 12px; letter-spacing: .12em; color: var(--s400); text-transform: uppercase; }
.menu { margin-left: auto; display: flex; gap: 26px; }
.menu a { text-decoration: none; font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--s200); }
.menu a:hover { color: var(--white); }
.lang { display: flex; border: 1px solid var(--hair-2); border-radius: 8px; overflow: hidden; }
.lang a { text-decoration: none; font-size: 12px; font-weight: 700; padding: 8px 12px; color: var(--s300); }
.lang a[aria-current] { background: var(--blue); color: #fff; }

/* piezas comunes */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 12px 24px; border-radius: 8px; font: 600 14px var(--font); text-decoration: none; cursor: pointer; border: 1px solid var(--hair-2); color: var(--s100); background: linear-gradient(#0e121d, #070910); }
.btn.primary { color: #fff; border-color: rgba(255,255,255,.14); background: linear-gradient(#6a9cff, #3d7dff 58%, #1d4fd8); box-shadow: 0 6px 18px rgba(29,79,216,.34), inset 0 1px 0 rgba(255,255,255,.22); }
.link { color: var(--blue-hi); font-weight: 600; font-size: 14px; text-decoration: none; }
.eyebrow { display: flex; align-items: center; gap: 14px; font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--blue-hi); margin: 0 0 18px; }
.eyebrow b { font: 500 12px var(--mono); color: var(--s400); letter-spacing: .1em; }
.eyebrow::after { content: ""; flex: 1; max-width: 460px; height: 1px; background: linear-gradient(90deg, rgba(61,125,255,.5), transparent); }
h1, h2, h3 { margin: 0; letter-spacing: -.02em; font-weight: 560; }
h2 { font-size: clamp(26px, 3.6vw, 36px); line-height: 1.18; }
h3 { font-size: 18px; font-weight: 620; letter-spacing: -.01em; }
.lead { color: var(--s200); font-size: 18px; line-height: 1.62; max-width: 660px; margin: 14px 0 0; }
.sec { padding: 96px 0 0; }
.card { background: linear-gradient(180deg, rgba(14,18,29,.9), rgba(7,9,16,.9)); border: 1px solid var(--hair); border-radius: 14px; }
.mono { font-family: var(--mono); }

/* portada */
.hero { padding: 72px 0 40px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.hero .kick { font-size: 12px; letter-spacing: .4em; text-transform: uppercase; color: var(--s400); margin: 0 0 18px; font-weight: 600; }
.hero h1 { font-size: clamp(36px, 5.2vw, 56px); line-height: 1.08; letter-spacing: -.035em; background: linear-gradient(177deg, #fff 0%, #eef1f6 38%, #cfd6e2 68%, #8b95a6 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { font-size: 19px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 22px; }
.hero .facts { display: flex; flex-wrap: wrap; gap: 10px 22px; padding-top: 18px; border-top: 1px solid var(--hair); font: 500 13px var(--mono); color: var(--s300); }
.hero .facts span b { color: var(--pass); font-weight: 600; }
.stage { position: relative; height: 560px; }
.phone { position: absolute; width: 258px; border-radius: 38px; padding: 9px; background: linear-gradient(160deg, #2a3142, #0b0e17 45%, #1a2030); box-shadow: 0 40px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.06) inset; }
.phone img { display: block; width: 100%; border-radius: 30px; }
.phone.a { left: 8%; top: 18px; transform: rotate(-4deg); }
.phone.b { left: 44%; top: 70px; transform: rotate(5deg); z-index: 2; }
.glow { position: absolute; inset: 10% 5% 0 15%; background: radial-gradient(closest-side, rgba(61,125,255,.28), transparent); filter: blur(20px); }

/* pasos */
.steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 36px; }
.step { padding: 14px 14px 16px; }
.step .n { font: 500 12px var(--mono); color: var(--s400); }
.step img { display: block; width: 100%; border-radius: 12px; margin: 10px 0 12px; border: 1px solid var(--hair); }
.step b { display: block; font-size: 15px; font-weight: 620; }
.step span { font-size: 13px; color: var(--s300); line-height: 1.45; }
.step.on { border-color: rgba(61,125,255,.55); box-shadow: 0 0 0 1px rgba(61,125,255,.25), 0 10px 30px rgba(29,79,216,.15); }

/* tres vías y cuatro formas */
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 34px; }
.tile { padding: 22px; }
.tile .ic { width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center; font-size: 20px; background: rgba(61,125,255,.11); color: var(--blue-hi); border: 1px solid rgba(61,125,255,.3); margin-bottom: 16px; }
.tile p { color: var(--s300); font-size: 14px; margin: 8px 0 0; line-height: 1.55; }
.tile .shot { margin-top: 16px; border-radius: 10px; overflow: hidden; border: 1px solid var(--hair); height: 150px; }
.tile .shot img { width: 100%; display: block; object-fit: cover; object-position: center 62%; height: 100%; }

/* cómo funciona: el circuito */
.flow { margin-top: 38px; padding: 34px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; align-items: stretch; position: relative; }
.node { position: relative; padding: 0 10px; text-align: center; }
.node .box { border: 1px solid var(--hair-2); background: var(--ink-850); border-radius: 12px; padding: 18px 12px; min-height: 132px; }
.node .box.core { border-color: rgba(61,125,255,.6); background: linear-gradient(180deg, rgba(61,125,255,.14), rgba(10,13,22,.9)); box-shadow: 0 0 40px rgba(61,125,255,.18); }
.node .k { font: 600 12px var(--mono); letter-spacing: .12em; color: var(--s400); text-transform: uppercase; }
.node b { display: block; font-size: 15px; margin: 6px 0 4px; }
.node span { font-size: 12.5px; color: var(--s300); line-height: 1.45; display: block; }
.node:not(:last-child)::after { content: "→"; position: absolute; right: -10px; top: 52px; color: var(--blue-hi); font-size: 18px; z-index: 2; }
.back { grid-column: 1 / -1; margin-top: 18px; text-align: center; font: 500 12.5px var(--mono); color: var(--teal); border-top: 1px dashed rgba(70,200,212,.35); padding-top: 14px; }

/* quién recibe qué */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.two .card { padding: 26px; }
.list { list-style: none; margin: 14px 0 0; padding: 0; }
.list li { display: flex; gap: 12px; padding: 10px 0; border-top: 1px solid var(--hair); font-size: 15px; color: var(--s100); }
.list li::before { content: "✓"; color: var(--pass); font-weight: 800; }
.list.no li::before { content: "—"; color: var(--s400); }

/* API */
.api { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; margin-top: 34px; align-items: start; }
.doors .door { padding: 18px 20px; margin-bottom: 12px; display: flex; gap: 16px; }
.door .l { font: 700 13px var(--mono); color: var(--blue-hi); width: 28px; height: 28px; border-radius: 7px; border: 1px solid rgba(61,125,255,.35); display: grid; place-items: center; flex: none; }
.door p { margin: 4px 0 0; color: var(--s300); font-size: 14px; }
.code { padding: 0; overflow: hidden; }
.code .bar { display: flex; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--hair); font: 500 12px var(--mono); color: var(--s400); }
.code .bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--ink-700); }
.code pre { margin: 0; padding: 18px 20px; font: 13px/1.7 var(--mono); color: var(--s100); overflow: auto; }
.c-k { color: var(--blue-hi); } .c-s { color: var(--pass); } .c-c { color: var(--s400); } .c-n { color: var(--warm); }

/* planes */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.plan { padding: 26px; display: flex; flex-direction: column; }
.plan.pop { border-color: rgba(61,125,255,.55); box-shadow: 0 0 0 1px rgba(61,125,255,.2), 0 20px 50px rgba(29,79,216,.18); }
.plan .tag { align-self: flex-start; font: 600 12px var(--font); letter-spacing: .12em; text-transform: uppercase; color: var(--blue-hi); background: rgba(61,125,255,.12); border: 1px solid rgba(61,125,255,.3); padding: 4px 9px; border-radius: 99px; margin-bottom: 14px; }
.plan .price { font-size: 38px; font-weight: 600; letter-spacing: -.03em; margin: 12px 0 2px; }
.plan .price small { font-size: 14px; color: var(--s300); font-weight: 500; letter-spacing: 0; }
.plan .note { font: 500 12px var(--mono); color: var(--s400); }
.plan .list { flex: 1; margin-bottom: 20px; }
.plan .btn { width: 100%; }

/* comprobar y preguntas */
.verify { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; margin-top: 34px; }
.verify .card { padding: 24px; }
.field { display: flex; gap: 8px; margin-top: 14px; }
.field input { flex: 1; min-width: 0; height: 46px; border-radius: 8px; border: 1px solid var(--hair-2); background: var(--ink-900); color: var(--white); font: 15px var(--mono); padding: 0 14px; }
.res { margin-top: 14px; padding: 14px 16px; border-radius: 10px; border: 1px solid rgba(69,201,138,.42); background: rgba(69,201,138,.1); font-size: 14px; }
.res b { color: var(--pass); }
.faq { margin-top: 30px; max-width: 860px; }
.faq details { border-top: 1px solid var(--hair); padding: 18px 4px; }
.faq details:last-child { border-bottom: 1px solid var(--hair); }
.faq summary { cursor: pointer; list-style: none; font-size: 17px; font-weight: 560; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: "+"; color: var(--blue-hi); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq p { color: var(--s300); margin: 10px 0 0; font-size: 15px; }

/* cierre y pie */
.final { margin: 110px 0 0; padding: 54px 40px; text-align: center; background: radial-gradient(60% 120% at 50% 0%, rgba(61,125,255,.18), transparent 70%), var(--ink-850); }
.final .cta { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
footer { margin-top: 80px; border-top: 1px solid var(--hair); padding: 40px 0 46px; color: var(--s300); font-size: 14px; }
footer .wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px; }
footer h4 { margin: 0 0 12px; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--s200); }
footer a { display: block; text-decoration: none; padding: 4px 0; }
footer a:hover { color: var(--white); }
footer .pie { grid-column: 1 / -1; border-top: 1px solid var(--hair); padding-top: 20px; font-size: 13px; color: var(--s400); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* teléfono */
.burger { display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 8px; border: 1px solid var(--hair-2); background: var(--ink-850); color: var(--white); font-size: 18px; }
@media (max-width: 960px) {
  .menu { display: none; } .burger { display: grid; place-items: center; } .lang { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 44px; gap: 10px; }
  .stage { height: 420px; } .phone { width: 200px; border-radius: 30px; padding: 7px; } .phone img { border-radius: 24px; }
  .phone.a { left: 4%; } .phone.b { left: 42%; top: 46px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .grid3, .grid4, .two, .api, .plans, .verify { grid-template-columns: 1fr; }
  .grid4 { grid-template-columns: 1fr 1fr; }
  .flow { grid-template-columns: 1fr; gap: 26px; padding: 22px; }
  .node:not(:last-child)::after { content: "↓"; right: auto; left: 50%; top: auto; bottom: -24px; transform: translateX(-50%); }
  .node .box { min-height: 0; }
  footer .wrap { grid-template-columns: 1fr 1fr; }
  .sec { padding-top: 76px; }
  .final { padding: 40px 22px; }
}
@media (max-width: 420px) { .wrap { padding: 0 16px; } .grid4 { grid-template-columns: 1fr; } .hero .cta .btn { width: 100%; } }
.verify > *, .api > *, .two > *, .grid3 > *, .grid4 > *, .plans > *, .hero > * { min-width: 0; }
.res .mono { overflow-wrap: anywhere; }
footer .wrap > * { min-width: 0; } footer a { overflow-wrap: anywhere; } @media (max-width: 520px) { footer .wrap { grid-template-columns: 1fr; } }
@media (max-width: 960px) {
  .stage { height: 500px; margin-top: 18px; }
  .phone { width: 196px; } .phone.a { left: 2%; top: 10px; } .phone.b { left: auto; right: 2%; top: 44px; }
  .hero .kick { letter-spacing: .2em; }
}

/* Añadido por el arquitecto (2 nov) para quitar los style= de la muestra: la CSP de TapSign no admite estilos en línea */
.lead.flush { margin: 0; }
.lead.sub { font-size: 14px; margin-top: 6px; }
.lead.center { margin: 12px auto 0; }
.curtain-band { position: sticky; top: 0; z-index: 60; padding: 8px 16px; background: #5a4300; color: #ffe8a3; font-size: 14px; text-align: center; }
.site-header { max-width: 1160px; margin: 0 auto; padding: 16px 24px; display: flex; align-items: center; gap: 20px; border-bottom: 1px solid var(--hair); }
.site-header nav { display: flex; gap: 16px; margin-inline: auto; flex-wrap: wrap; }
.site-header nav a, .site-header .skip, .site-header .language { font-size: 13px; text-decoration: none; color: var(--s200); }
.public-main { max-width: 1160px; margin: 0 auto; padding: 48px 24px; min-width: 0; }
.public-page { min-width: 0; overflow-wrap: anywhere; }
.public-page h1 { font-size: clamp(32px, 5vw, 56px); line-height: 1.1; margin-bottom: 24px; }
.public-page h2 { margin-top: 30px; }
.public-page p, .public-page li { max-width: 760px; color: var(--s200); }
.step-grid, .page-cards { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; margin-top: 28px; }
.step-grid figure, .page-cards article { min-width: 0; margin: 0; padding: 16px; border: 1px solid var(--hair); border-radius: 14px; background: var(--ink-850); }
.step-grid img { display: block; width: 100%; height: auto; border-radius: 10px; }
.page-cards h2 { margin-top: 0; font-size: 22px; }
.page-cards a { color: var(--blue-hi); }
.curtain { max-width: 680px; margin: 80px auto; padding: 40px 24px; text-align: center; }
@media (max-width: 960px) { .site-header .nav-wide { display: none; } .site-header .language { margin-left: auto; } .step-grid, .page-cards { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 520px) { .site-header { padding-inline: 16px; } .public-main { padding: 32px 16px; } .step-grid, .page-cards { grid-template-columns: 1fr; } }

/* WEB-1-ARREGLO (arquitecto, 2 nov): menú del teléfono sin JavaScript (<details>) y "Ir al contenido" oculto hasta que llega el teclado */
.site-header { position: relative; }
.site-header .skip { position: absolute; left: -10000px; top: 0; width: 1px; height: 1px; overflow: hidden; }
.site-header .skip:focus { position: fixed; left: 16px; top: 8px; width: auto; height: auto; overflow: visible; z-index: 100; padding: 8px 12px; border-radius: 8px; background: var(--ink-850); color: #fff; font-size: 14px; }
.nav-phone { display: none; }
.nav-phone summary { cursor: pointer; list-style: none; font-size: 14px; color: var(--s200); padding: 6px 10px; border: 1px solid var(--hair); border-radius: 8px; }
.nav-phone summary::-webkit-details-marker { display: none; }
.nav-phone nav { position: absolute; left: 0; right: 0; top: 100%; z-index: 50; display: flex; flex-direction: column; gap: 4px; padding: 12px 16px; background: var(--ink-850); border-bottom: 1px solid var(--hair); }
.nav-phone nav a { font-size: 15px; padding: 10px 0; text-decoration: none; color: var(--s200); }
@media (max-width: 960px) { .nav-phone { display: block; margin-left: auto; } }