/* Fuentes self-hosted (subset latin, woff2 variable) — sin CDN de terceros (RGPD + LCP).
   Regeneradas con tools/subset-icons.py (iconos) y descargadas de Google Fonts (texto). */
@font-face{font-family:'Inter';font-style:normal;font-weight:400 600;font-display:swap;src:url(/fonts/inter-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Inter Tight';font-style:normal;font-weight:600 700;font-display:swap;src:url(/fonts/inter-tight-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/jetbrains-mono-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root {
  --txt: #1d1d1f;
  --mut: #6e6e73;
  --mut2: #86868b;
  --accent: #fa243c;
  --accent2: #ff5a52;
  --line: #e6e6e9;
  --line2: #d2d2d7;
  --parchment: #f5f5f7;
  --disp: "Inter Tight", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  /* Curva y sombra "producto" de Apple (la única sombra real del sistema). */
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --shadow-product: 0 30px 70px rgba(20, 20, 40, 0.2);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  color: var(--txt);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-feature-settings: "ss03";
  line-height: 1.47;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  /* Apple: parchment plano, sin degradados decorativos. La profundidad la dan
     las superficies (islas oscuras), no el fondo. */
  background: var(--parchment);
}
a { color: inherit; text-decoration: none; }
.ti { font-style: normal; line-height: 1; }
.mono { font-family: var(--mono); font-weight: 600; letter-spacing: 1.1px; text-transform: uppercase; }

/* Micro-interacción de pulsado (la seña Apple) + foco de teclado. */
a, button, summary { transition: transform 0.14s var(--ease), filter 0.16s ease, background 0.16s ease, color 0.16s ease; }
.bp:active, .bg:active, .bpd:active, .ncta:active, .menu-btn:active, .tag:active { transform: scale(0.96); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 5px;
}

.topnav {
  max-width: 1080px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; padding: 16px clamp(18px, 4vw, 30px);
}
.brand { display: flex; align-items: center; gap: 9px; font-family: var(--disp); font-weight: 600; font-size: 17px; letter-spacing: -0.015em; }
.brand .ti { color: var(--accent); font-size: 20px; }
.nlinks { display: flex; gap: 22px; font-size: 11.5px; color: var(--mut); }
.nlinks a:hover { color: var(--txt); }
.nav-right { display: flex; align-items: center; gap: 14px; }
.lang { display: flex; gap: 3px; font-size: 11px; color: var(--mut2); }
.lang a { padding: 4px 7px; border-radius: 8px; }
.lang a.on { color: var(--txt); background: rgba(0, 0, 0, 0.05); }
.ncta { font-size: 11px; color: #fff; background: var(--accent); padding: 8px 16px; border-radius: 999px; letter-spacing: 0.5px; }
.ncta:hover { filter: brightness(1.08); }
.menu-btn { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; background: #fff; border: 1px solid var(--line2); border-radius: 11px; color: var(--txt); font-size: 20px; cursor: pointer; }

.trust { padding: clamp(14px, 3vw, 24px) 0; }
.trustrow { display: flex; gap: clamp(14px, 3vw, 34px); justify-content: center; flex-wrap: wrap; font-size: 12.5px; color: var(--mut); }
.trustrow span { display: inline-flex; align-items: center; gap: 7px; }
.trustrow .ti { color: var(--accent); font-size: 16px; }

.ctable { width: 100%; max-width: 640px; margin: 10px auto 0; border-collapse: collapse; }
.ctable th, .ctable td { padding: 13px 10px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); text-align: center; }
.ctable th:first-child, .ctable td:first-child { text-align: left; font-size: 14px; color: #d7d7dd; }
.ctable thead th { font-family: var(--disp); font-size: 13px; font-weight: 600; color: #fff; }
.ctable thead th:nth-child(2) { color: var(--accent2); }
.ctable tbody tr:last-child td { border-bottom: none; }
.ctable .y { color: #56e08a; font-size: 19px; }
.ctable .n { color: #63636b; font-size: 17px; }
.ctable .p { color: #d19a4a; font-size: 17px; }

main { max-width: 1080px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 30px); }
section { position: relative; }

.hero { text-align: center; padding: clamp(44px, 7vw, 80px) 0 10px; }
.eye { font-size: 13px; font-weight: 600; color: var(--accent); letter-spacing: -0.01em; margin-bottom: 18px; }
.hero h1 {
  font-family: var(--disp); font-weight: 600;
  font-size: clamp(36px, 7vw, 62px); line-height: 1.05; letter-spacing: -0.022em;
  max-width: 15ch; margin: 0 auto 20px;
  color: var(--txt);
}
.sub { font-size: clamp(16px, 2.3vw, 18px); line-height: 1.47; color: var(--mut); max-width: 500px; margin: 0 auto 28px; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.bp { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: #fff; padding: 13px 28px; border-radius: 999px; background: var(--accent); }
.bp:hover { filter: brightness(1.07); }
.bg { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: var(--txt); padding: 13px 24px; border-radius: 999px; background: #fff; border: 1px solid var(--line2); }
.bg:hover { background: #fafafa; }
.specs { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; font-size: 11px; color: var(--mut2); }

/* La recreación del reproductor = "render de producto": única sombra del sistema. */
.stage { display: flex; justify-content: center; padding: clamp(32px, 5vw, 56px) 0 8px; }
.card { width: 100%; max-width: 620px; border-radius: 18px; border: 1px solid rgba(0, 0, 0, 0.05); background: #14141a; box-shadow: var(--shadow-product); overflow: hidden; }
.ctb { display: flex; align-items: center; justify-content: space-between; padding: 11px 16px; background: rgba(255, 255, 255, 0.04); border-bottom: 1px solid rgba(255, 255, 255, 0.07); font-size: 12.5px; }
.ctb .b { display: flex; align-items: center; gap: 8px; font-weight: 600; color: #ececf0; }
.ctb .b .ti { color: var(--accent); font-size: 16px; }
.ctb .n { color: #9b9ba3; }
.ctb .n b { color: #dcdce0; font-weight: 600; }
.ctb .dd { display: flex; gap: 7px; }
.ctb .dd i { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.18); }
.cbody { display: flex; height: clamp(210px, 34vw, 240px); }
.cside { width: 38%; max-width: 200px; border-right: 1px solid rgba(255, 255, 255, 0.06); padding: 13px 11px; }
.slbl { font-size: 9px; color: #7c7c85; margin: 2px 5px 11px; }
.crow { display: flex; align-items: center; gap: 10px; padding: 7px 6px; border-radius: 9px; margin-bottom: 3px; }
.crow.on { background: rgba(250, 36, 60, 0.16); }
.cav { width: 27px; height: 27px; border-radius: 8px; background: #26262c; flex: none; display: flex; align-items: center; justify-content: center; font-size: 11px; color: #c2c2ca; }
.crow.on .cav { background: var(--accent); color: #fff; }
.cln b { display: block; font-size: 12px; font-weight: 600; color: #e9e9ee; }
.cln span { display: block; font-size: 10px; color: #83838c; }
.cvid { flex: 1; position: relative; background: radial-gradient(80% 70% at 50% 32%, #23232b, #101015 78%); display: flex; align-items: flex-end; justify-content: center; overflow: hidden; }
.strk { position: absolute; height: 2px; border-radius: 2px; background: linear-gradient(90deg, transparent, #ff6a4a); opacity: 0.4; top: 42%; left: 0; width: 50%; animation: str 2.8s linear infinite; }
@keyframes str { 0% { transform: translateX(-60px); opacity: 0; } 40% { opacity: 0.5; } 100% { transform: translateX(420px); opacity: 0; } }
.clive { position: absolute; top: 15px; left: 15px; display: flex; align-items: center; gap: 6px; font-size: 10px; color: #d6d6dc; letter-spacing: 0.5px; background: rgba(0, 0, 0, 0.4); padding: 5px 10px; border-radius: 8px; border: 1px solid rgba(255, 255, 255, 0.12); }
.clive i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 6px rgba(250, 36, 60, 0); } 100% { box-shadow: 0 0 0 0 rgba(250, 36, 60, 0); } }
.cpill { margin: 0 0 17px; display: flex; align-items: center; gap: 11px; padding: 8px 13px; border-radius: 12px; background: rgba(12, 12, 16, 0.72); border: 1px solid rgba(255, 255, 255, 0.14); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.cpill .pp { width: 28px; height: 28px; border-radius: 50%; background: #fff; color: #111; display: flex; align-items: center; justify-content: center; font-size: 13px; }
.cpill .g { font-family: var(--mono); font-size: 11px; color: #e3e3e8; min-width: 128px; text-align: center; }
.ctrack { width: 56px; height: 4px; border-radius: 3px; background: rgba(255, 255, 255, 0.18); position: relative; }
.ctrack i { position: absolute; left: 0; top: 0; height: 100%; border-radius: 3px; background: var(--accent); width: 20%; }
.cpill .bolt { color: var(--accent2); font-size: 15px; }

/* Islas oscuras = "tiles" de Apple: superficie plana casi negra, texto sólido. */
.island { position: relative; overflow: hidden; margin: clamp(16px, 3vw, 26px) 0; border-radius: clamp(24px, 4vw, 34px); background: #141419; box-shadow: 0 24px 56px rgba(20, 15, 15, 0.2); color: #eeeef1; padding: clamp(48px, 7vw, 76px) clamp(24px, 5vw, 48px); text-align: center; }
.island .dk { position: relative; z-index: 1; }
/* Atmósfera cálida MUY sutil detrás de la isla insignia (no un degradado chillón). */
.island .warm { position: absolute; z-index: 0; width: 460px; height: 270px; top: -70px; left: 50%; margin-left: -230px; background: radial-gradient(circle, rgba(255, 72, 60, 0.12), transparent 66%); filter: blur(52px); }
.island .e { font-size: 11px; color: #b8b8c0; margin-bottom: 16px; }
.island h2 {
  font-family: var(--disp); font-weight: 600; font-size: clamp(27px, 4.4vw, 34px); letter-spacing: -0.022em; line-height: 1.06; margin: 0 auto 14px; max-width: 16ch;
  color: #f5f5f7;
}
.island p { font-size: 15px; line-height: 1.5; color: #9a9aa3; max-width: 440px; margin: 0 auto 30px; }
.stats { display: flex; justify-content: center; border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 16px; overflow: hidden; max-width: 520px; margin: 0 auto; }
.stat { flex: 1; padding: 24px 12px; border-right: 1px solid rgba(255, 255, 255, 0.1); }
.stat:last-child { border-right: none; }
.stat b { font-family: var(--disp); display: block; font-size: clamp(26px, 4vw, 32px); font-weight: 600; letter-spacing: -0.022em; color: var(--accent2); margin-bottom: 4px; }
.stat span { font-size: 10px; color: #86868f; }
.clist { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; max-width: 620px; margin: 8px auto 0; text-align: left; }
.clrow { display: flex; align-items: center; gap: 10px; font-size: 14.5px; color: #d7d7dd; }
.clrow .ti { color: #56e08a; font-size: 18px; flex: none; }
.rg { position: absolute; inset: 0; z-index: 0; background: radial-gradient(120% 130% at 50% 0%, rgba(255, 72, 60, 0.16), transparent 62%); }
.finalcta h2 { color: #fff; }
.bpd { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: #fff; padding: 14px 30px; border-radius: 999px; background: var(--accent); }
.bpd:hover { filter: brightness(1.07); }
.island .m { font-size: 10px; color: #8a8a92; margin: 18px auto 0; }

.features, .steps { text-align: center; padding: clamp(56px, 8vw, 92px) 0 clamp(20px, 4vw, 40px); }
.features h2, .steps h2 { font-family: var(--disp); font-weight: 600; font-size: clamp(27px, 4.4vw, 33px); letter-spacing: -0.022em; line-height: 1.08; margin-bottom: 10px; }
.features .s { font-size: 16px; line-height: 1.47; color: var(--mut); max-width: 470px; margin: 0 auto 40px; }
.steps h2 { margin-bottom: 44px; }
.fgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: clamp(24px, 4vw, 40px) 24px; text-align: left; }
.feat .fic { width: 48px; height: 48px; border-radius: 12px; background: #fff; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; font-size: 23px; color: var(--accent); margin-bottom: 16px; }
/* Tarjeta-enlace (hub de guías/soporte): misma pinta, afinidad de clic Apple. */
.feat-link { display: block; color: inherit; border-radius: 14px; padding: 6px; margin: -6px; transition: background 0.16s ease, transform 0.14s var(--ease); }
.feat-link:hover { background: rgba(0, 0, 0, 0.035); }
.feat-link:hover h3 { color: var(--accent); }
.feat-link:active { transform: scale(0.98); }
.feat h3 { font-family: var(--disp); font-size: 18px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 7px; }
.feat p { font-size: 14px; line-height: 1.47; color: var(--mut); }
.stepg { display: flex; gap: clamp(24px, 5vw, 44px); justify-content: center; flex-wrap: wrap; text-align: center; }
.step { flex: 1; min-width: 160px; max-width: 220px; }
.step .sic { width: 50px; height: 50px; border-radius: 14px; background: #fff; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; font-size: 23px; color: var(--accent); margin: 0 auto 14px; }
.step .sno { font-size: 10px; color: var(--mut2); margin-bottom: 7px; }
.step h3 { font-family: var(--disp); font-size: 17px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 6px; }
.step p { font-size: 13.5px; line-height: 1.47; color: var(--mut); }

.compat { text-align: center; padding: clamp(20px, 4vw, 36px) 0; }
.compat .ct { font-size: 14px; color: #4a4a4f; font-weight: 600; margin-bottom: 16px; }
.tagr { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.tag { font-size: 13px; color: #44444a; background: #fff; border: 1px solid var(--line); padding: 8px 16px; border-radius: 999px; }
.tag .ti { color: var(--accent2); font-size: 15px; vertical-align: -2px; margin-right: 5px; }

.faq { max-width: 720px; margin: 0 auto; text-align: center; padding: clamp(56px, 8vw, 88px) 0 clamp(20px, 4vw, 30px); }
.faq h2 { font-family: var(--disp); font-weight: 600; font-size: clamp(27px, 4.4vw, 33px); letter-spacing: -0.022em; margin-bottom: 32px; }
.faqlist { display: flex; flex-direction: column; gap: 10px; text-align: left; }
.q { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; }
.q summary { font-size: 15px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.q summary::-webkit-details-marker { display: none; }
.q summary::after { content: "\ea61"; font-family: "tabler-icons"; color: var(--mut2); font-size: 18px; transition: transform 0.2s var(--ease); flex: none; }
.q[open] summary::after { transform: rotate(45deg); }
.q p { font-size: 14px; line-height: 1.5; color: var(--mut); margin-top: 11px; }

.foot { max-width: 1080px; margin: clamp(40px, 6vw, 64px) auto 0; padding: clamp(26px, 4vw, 38px) clamp(18px, 4vw, 30px) 40px; border-top: 1px solid var(--line); }
.foot-top { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding-bottom: 20px; }
.foot .brand { font-size: 16px; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; font-size: 13px; }
.foot-links a { color: var(--mut); }
.foot-links a:hover { color: var(--txt); }
.foot-bot { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 18px; border-top: 1px solid var(--line); }
.foot .l { font-size: 12px; color: var(--mut2); }
.foot-lang { display: flex; gap: 3px; font-size: 11px; color: var(--mut2); }
.foot-lang a { padding: 4px 7px; border-radius: 8px; }
.foot-lang a.on { color: var(--txt); background: rgba(0, 0, 0, 0.05); }

/* Reveal al hacer scroll SOLO si hay JS (html.js): sin JS o si el observer falla,
   el contenido es visible por defecto (nunca secciones en blanco). */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .strk, .clive i { animation: none; }
}
@media (max-width: 760px) {
  .topnav { position: relative; }
  .menu-btn { display: inline-flex; }
  .nlinks {
    display: none; position: absolute; top: 62px; left: 14px; right: 14px; z-index: 40;
    flex-direction: column; gap: 3px; padding: 10px;
    background: #fff; border: 1px solid var(--line); border-radius: 16px;
    box-shadow: 0 22px 44px rgba(0, 0, 0, 0.14);
  }
  .nlinks a { padding: 11px 12px; border-radius: 10px; }
  body.menu-open .nlinks { display: flex; }
  .cside { width: 44%; }
  .ctable th, .ctable td { padding: 11px 5px; }
  .ctable td:first-child, .ctable th:first-child { font-size: 12.5px; }
}
@media (max-width: 560px) {
  .cside { display: none; }
  .cbody { height: 190px; }
  .cpill .g { min-width: 0; }
  .cpill { gap: 9px; padding: 7px 11px; }
}

/* ============ Subpáginas (migas, page-hero, bloques) ============ */
.subpage main { padding-top: clamp(6px, 1.5vw, 16px); }
.crumbs { font-size: 12px; color: var(--mut2); padding: 8px 0 0; display: flex; gap: 8px; align-items: center; }
.crumbs a { color: var(--mut); }
.crumbs a:hover { color: var(--txt); }
.crumbs > span:last-child { color: var(--txt); }

.pagehero { text-align: center; padding: clamp(30px, 6vw, 58px) 0 8px; }
.pagehero .wrap { max-width: 720px; margin: 0 auto; }
.pagehero h1 { font-family: var(--disp); font-weight: 600; font-size: clamp(30px, 5.4vw, 46px); line-height: 1.06; letter-spacing: -0.022em; margin: 0 auto 16px; max-width: 17ch; }
.pagehero .sub { margin: 0 auto 22px; }

.callout { max-width: 760px; margin: 18px auto 0; display: flex; align-items: center; gap: 12px; justify-content: center; text-align: left; font-size: 14px; color: #4a4a4f; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px 20px; }
.callout > i { color: var(--accent); font-size: 20px; flex: none; }

.qs { padding: clamp(40px, 7vw, 72px) 0 clamp(8px, 2vw, 18px); }
.qs h2 { text-align: center; font-family: var(--disp); font-weight: 600; font-size: clamp(24px, 4vw, 30px); letter-spacing: -0.022em; margin-bottom: clamp(28px, 5vw, 44px); }
.qsg { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: clamp(20px, 3vw, 32px); max-width: 920px; margin: 0 auto; text-align: left; }
.qn { display: block; font-size: 11px; color: var(--accent); margin-bottom: 10px; letter-spacing: 1.4px; }
.qsic { width: 46px; height: 46px; border-radius: 12px; background: #fff; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--accent); margin-bottom: 14px; }
.qstep h3 { font-family: var(--disp); font-size: 17px; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 6px; }
.qstep p { font-size: 14px; line-height: 1.5; color: var(--mut); }

.prose { padding: clamp(32px, 5vw, 52px) 0; }
.prose .wrap { max-width: 720px; margin: 0 auto; }
.prose h2 { font-family: var(--disp); font-weight: 600; font-size: clamp(20px, 3vw, 26px); letter-spacing: -0.02em; line-height: 1.16; margin: 30px 0 12px; }
.prose h2:first-child { margin-top: 0; }
.prose p { font-size: 16px; line-height: 1.6; color: #3a3a40; margin: 0 0 14px; }
.prose ul { margin: 0 0 16px; padding-left: 20px; color: #3a3a40; }
.prose li { font-size: 16px; line-height: 1.55; margin-bottom: 7px; }
.prose a { color: var(--accent); }
.legal .wrap { max-width: 760px; }
.legal p, .legal li { font-size: 14.5px; line-height: 1.6; color: #4a4a4f; }
.legal h2 { font-size: clamp(17px, 2.4vw, 20px); }
.legal-upd { font-size: 11px; color: var(--mut2); margin-bottom: 20px; }

/* ============ Footer multi-columna ============ */
.foot-cols { display: flex; flex-wrap: wrap; gap: clamp(22px, 5vw, 54px); padding-bottom: 26px; }
.fcol { display: flex; flex-direction: column; gap: 9px; }
.fcol.fbrand { flex: 1 1 200px; min-width: 170px; gap: 12px; }
.fbrand .ftag { font-size: 12.5px; color: var(--mut2); max-width: 220px; }
.fh { font-size: 10.5px; color: var(--mut2); margin-bottom: 3px; }
.fcol a { font-size: 13px; color: var(--mut); }
.fcol a:hover { color: var(--txt); }
@media (max-width: 560px) {
  .foot-cols { gap: 22px 34px; }
  .fcol.fbrand { flex-basis: 100%; }
}

/* ================= MEJORAS v3 — conversión + pulido ================= */

/* Header fijo estilo Apple: transparente sobre el hero, esmerilado al bajar. */
.topnav { position: sticky; top: 0; z-index: 60; border-bottom: 1px solid transparent; transition: background .25s var(--ease), border-color .25s var(--ease), backdrop-filter .25s var(--ease); }
body.scrolled .topnav { background: rgba(245, 245, 247, .78); backdrop-filter: saturate(1.8) blur(20px); -webkit-backdrop-filter: saturate(1.8) blur(20px); border-bottom-color: var(--line); }

/* Hero: el producto, más grande y con más presencia (aún es una recreación). */
.hero .stage { position: relative; padding-top: clamp(36px, 5vw, 60px); }
.hero .stage::before { content: ""; position: absolute; z-index: 0; width: min(80%, 660px); height: 66%; top: 24%; left: 50%; transform: translateX(-50%); background: radial-gradient(60% 60% at 50% 42%, rgba(250, 36, 60, .14), transparent 70%); filter: blur(62px); pointer-events: none; }
.hero .card { position: relative; z-index: 1; max-width: 720px; box-shadow: 0 44px 96px -34px rgba(20, 15, 15, .5), 0 10px 26px rgba(20, 15, 15, .1); }
.hero .cbody { height: clamp(232px, 33vw, 276px); }

/* Chip de versión/frescura bajo el CTA (enlaza a Novedades). */
.hbadge { display: inline-flex; align-items: center; gap: 7px; margin: 18px auto 0; font-size: 12px; color: var(--mut); text-decoration: none; }
.hbadge .ti { font-size: 14px; color: var(--accent); }
.hbadge:hover { color: var(--txt); }

/* Tarjetas de características: iconos más grandes y con vida al pasar (sin convertirlas en cajas). */
.feat .fic { width: 54px; height: 54px; border-radius: 15px; font-size: 26px; background: linear-gradient(180deg, #fff, #fafafc); box-shadow: 0 1px 2px rgba(0, 0, 0, .04); transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease); }
.feat:hover .fic, .feat-link:hover .fic { transform: translateY(-3px); box-shadow: 0 12px 24px -10px rgba(250, 36, 60, .38); border-color: rgba(250, 36, 60, .32); }

/* Enlaces a las comparativas, bajo la tabla de la home. */
.cmore { margin: 22px auto 0; font-size: 12.5px; color: #9a9aa3; }
.cmore a { color: #d8d8de; text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, .18); padding-bottom: 1px; }
.cmore a:hover { color: #fff; border-bottom-color: rgba(255, 255, 255, .5); }

/* Barra "quema el búfer → llega al directo", animada, en la isla insignia. */
.livebar { display: flex; align-items: center; gap: 14px; max-width: 520px; margin: 28px auto 0; }
.lbtrack { position: relative; flex: 1; height: 8px; border-radius: 6px; background: rgba(255, 255, 255, .1); overflow: hidden; }
.lbfill { position: absolute; inset: 0 auto 0 0; width: 18%; border-radius: 6px; background: linear-gradient(90deg, #ff6a4a, var(--accent)); animation: lbFill 3.6s var(--ease) infinite; }
@keyframes lbFill { 0% { width: 18%; } 60% { width: 100%; } 82%, 100% { width: 100%; } }
.lblive { display: inline-flex; align-items: center; gap: 7px; font-size: 10px; letter-spacing: .5px; color: #f5f5f7; white-space: nowrap; }
.lblive i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: lbPulse 1.6s ease-out infinite; }
@keyframes lbPulse { 0% { box-shadow: 0 0 0 0 rgba(250, 36, 60, .55); } 100% { box-shadow: 0 0 0 9px rgba(250, 36, 60, 0); } }

/* Banda de guías en la home (tarjetas-enlace). */
.guidesband { text-align: center; padding: clamp(30px, 5vw, 54px) 0 clamp(10px, 3vw, 26px); }
.guidesband h2 { font-family: var(--disp); font-weight: 600; font-size: clamp(24px, 4vw, 30px); letter-spacing: -0.022em; margin-bottom: 30px; }
.guidesband .fgrid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* Página /gracias (post-descarga). */
.thanks { text-align: center; padding: clamp(52px, 9vw, 108px) 0 clamp(28px, 5vw, 56px); }
.thanks .wrap { max-width: 560px; margin: 0 auto; }
.thx-ic { width: 74px; height: 74px; border-radius: 20px; margin: 0 auto 26px; display: flex; align-items: center; justify-content: center; font-size: 34px; color: #fff; background: linear-gradient(180deg, var(--accent2), var(--accent)); box-shadow: 0 16px 34px -12px rgba(250, 36, 60, .6); animation: thBob 2.6s var(--ease) infinite; }
@keyframes thBob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
.thanks h1 { font-family: var(--disp); font-weight: 600; font-size: clamp(30px, 5vw, 46px); letter-spacing: -0.022em; line-height: 1.06; margin-bottom: 14px; }
.thx-sub { font-size: 17px; line-height: 1.5; color: var(--mut); max-width: 34ch; margin: 0 auto 10px; }
.thx-manual { font-size: 13px; color: var(--mut2); margin-bottom: 34px; }
.thx-manual a { color: var(--accent); text-decoration: none; font-weight: 600; }
.thx-manual a:hover { text-decoration: underline; }
.ss { max-width: 460px; margin: 0 auto; text-align: left; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 20px 22px; box-shadow: 0 2px 12px rgba(0, 0, 0, .05); }
.ssh { font-size: 12px; color: var(--mut); margin-bottom: 15px; line-height: 1.45; }
.sslist { list-style: none; display: flex; flex-direction: column; gap: 13px; }
.sslist li { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; line-height: 1.45; color: #2c2c31; }
.sslist .tn { flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 12px; font-weight: 600; display: flex; align-items: center; justify-content: center; margin-top: 1px; }

/* 404. */
.notfound { text-align: center; padding: clamp(70px, 12vw, 150px) 0; }
.notfound .wrap { max-width: 520px; margin: 0 auto; }
.e404 { font-size: 13px; letter-spacing: .3em; color: var(--accent); margin-bottom: 14px; }
.notfound h1 { font-family: var(--disp); font-weight: 600; font-size: clamp(30px, 6vw, 48px); letter-spacing: -0.022em; margin-bottom: 12px; }
.notfound p { color: var(--mut); margin-bottom: 30px; }
.notfound .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }