/* RadioLog — maqueta de rediseño (claro, de varias páginas) */
:root{
  --bg:#f6f9fd; --bg2:#eaf2fc; --card:#ffffff; --ink:#0e2036; --muted:#566c85; --line:#dbe6f3;
  --blue:#1f6fe5; --cyan:#0ea5e9; --navy:#0b1b30; --navy2:#12294a; --green:#16a34a; --amber:#d97706;
  --radius:20px; --shadow:0 18px 50px rgba(20,60,120,.10); --shadow-s:0 6px 18px rgba(20,60,120,.08); --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI Variable Text","Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em}
h1{font-size:clamp(34px,5vw,58px);font-weight:900}
h2{font-size:clamp(26px,3.2vw,38px);font-weight:900}
h3{font-size:19px;font-weight:800}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:62ch}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--blue),var(--cyan))}

/* cabecera */
.topbar{position:sticky;top:0;z-index:50;background:rgba(246,249,253,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{min-height:68px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:900;font-size:19px}
.brand:hover{text-decoration:none}
.brand img{width:38px;height:38px}
.brand small{display:block;font-size:11px;font-weight:700;color:var(--muted);line-height:1}
.menu{display:flex;align-items:center;gap:6px;margin-left:auto}
.menu>li{list-style:none;position:relative}
.menu a,.menu button{font:inherit;font-weight:700;font-size:15px;color:var(--ink);background:none;border:0;padding:10px 13px;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.menu a:hover,.menu button:hover{background:var(--bg2);text-decoration:none}
.menu a.activo{color:var(--blue)}
.menu .apoyar{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 8px 20px rgba(31,111,229,.28)}
.menu .apoyar,.menu a.apoyar.activo{color:#fff}
.menu .apoyar:hover{background:linear-gradient(135deg,#1a62cc,#0b92d4)}
.desplegable{position:absolute;top:calc(100% + 4px);left:0;min-width:300px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:10px;display:none}
.menu li:hover>.desplegable,.menu li:focus-within>.desplegable{display:block}
.desplegable a{display:block;border-radius:12px;padding:10px 12px;width:100%}
.desplegable a small{display:block;font-weight:500;color:var(--muted);font-size:13px;line-height:1.35}
.idioma{display:flex;gap:6px;margin-left:8px}
.idioma a{border:1px solid var(--line);border-radius:999px;padding:5px 11px;font-size:13px;font-weight:800;color:var(--muted)}
.idioma a.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.burger{display:none;margin-left:auto;font-size:22px;background:#fff;border:1px solid var(--line);border-radius:12px;width:44px;height:44px;cursor:pointer}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:0 26px;border-radius:15px;font-weight:800;font-size:16px;border:1px solid var(--line);background:#fff;color:var(--ink)}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.principal{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;border-color:transparent;box-shadow:0 14px 30px rgba(31,111,229,.30)}
.btn.oscuro{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.ko{background:#ff5e5b;color:#fff;border-color:#ff5e5b}
.acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* portada */
.hero{padding:70px 0 30px;background:radial-gradient(900px 400px at 85% -10%,rgba(14,165,233,.16),transparent 70%),radial-gradient(700px 360px at 0% 0%,rgba(31,111,229,.10),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:46px;align-items:center}
.hero p.lead{margin-top:18px}
.puntos{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:22px;color:var(--muted);font-size:14px;font-weight:700}
.puntos span::before{content:"✓ ";color:var(--green)}
.marco{background:var(--navy);border-radius:18px;padding:10px 10px 12px;box-shadow:0 30px 70px rgba(10,40,90,.28);position:relative}
.marco::before{content:"";display:block;height:9px;width:54px;background:radial-gradient(circle,#ff5f56 0 4px,transparent 5px) 0 0/18px 9px,radial-gradient(circle,#ffbd2e 0 4px,transparent 5px) 18px 0/18px 9px;margin:2px 4px 8px;background-repeat:no-repeat}
.marco img{border-radius:10px}
.pilares{padding:44px 0 10px}
.pilares-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pilar{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-s);color:var(--ink);transition:.15s}
.pilar:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.pilar .ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900;font-size:15px;margin-bottom:14px}
.pilar p{color:var(--muted);font-size:14.5px;margin-top:6px}

.seccion{padding:78px 0}
.seccion.alt{background:#fff;border-block:1px solid var(--line)}
.seccion.oscura{background:linear-gradient(160deg,var(--navy),var(--navy2));color:#e8f1ff}
.seccion.oscura .lead{color:#b4c6e0}
.seccion.oscura .eyebrow{color:#7cc4ff}
.cabecera{margin-bottom:34px}
.cabecera .lead{margin-top:12px}
.dos{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:center}
.dos.inverso{grid-template-columns:1.1fr 1fr}
.dos.inverso .texto{order:2}
.lista{list-style:none;margin-top:18px;display:grid;gap:10px}
.lista li{padding-left:30px;position:relative}
.lista li::before{content:"✓";position:absolute;left:0;top:1px;width:21px;height:21px;border-radius:50%;background:rgba(22,163,74,.14);color:var(--green);font-weight:900;font-size:13px;display:grid;place-items:center}
.oscura .lista li::before{background:rgba(124,196,255,.18);color:#7cc4ff}
.insignia{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.04em;padding:3px 10px;border-radius:999px;background:rgba(217,119,6,.14);color:var(--amber);vertical-align:middle;margin-left:8px}
.rejilla{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tarjeta{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-s);display:flex;flex-direction:column;gap:8px;color:var(--ink)}
a.tarjeta:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.tarjeta p{color:var(--muted);font-size:15px}
.tarjeta .mas{margin-top:auto;padding-top:10px;font-weight:800;color:var(--blue);font-size:14px}
.tarjeta.pronto{opacity:.62}
.tarjeta img{border-radius:12px;border:1px solid var(--line);margin-bottom:6px}
.banda-apoyo{background:linear-gradient(135deg,#fff7ed,#ffedd5);border:1px solid #fed7aa;border-radius:26px;padding:34px;display:flex;gap:26px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.banda-apoyo p{color:#7c4a14;max-width:60ch;margin-top:8px}

/* páginas interiores */
.cabeza{padding:56px 0 34px;background:radial-gradient(800px 300px at 90% 0%,rgba(14,165,233,.14),transparent 70%)}
.migas{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.migas a{color:var(--muted)}
.cabeza p.lead{margin-top:14px}
.caja{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-s)}
.aviso{background:#eff6ff;border-left:4px solid var(--blue);border-radius:12px;padding:14px 18px;color:#1e3a5f}
.aviso.ambar{background:#fffbeb;border-color:#f59e0b;color:#78350f}
.pasos{counter-reset:p;display:grid;gap:14px;margin-top:18px}
.pasos li{list-style:none;counter-increment:p;padding-left:56px;position:relative}
.pasos li::before{content:counter(p);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900;display:grid;place-items:center}
.pasos strong{display:block}
.pasos span{color:var(--muted);font-size:15px}
.cta-final{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;border-radius:28px;padding:42px;text-align:center}
.cta-final h2{color:#fff}
.cta-final p{color:#e0f2ff;margin:10px auto 22px;max-width:56ch}
.cta-final .btn{background:#fff;color:var(--blue);border-color:#fff}

/* novedades */
.versiones{display:grid;grid-template-columns:230px 1fr;gap:40px;align-items:start}
.indice{position:sticky;top:90px;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow-s)}
.indice a{display:flex;justify-content:space-between;padding:8px 10px;border-radius:10px;color:var(--ink);font-weight:700;font-size:14.5px}
.indice a:hover{background:var(--bg2);text-decoration:none}
.indice a small{color:var(--muted);font-weight:600}
.version{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:26px 28px;margin-bottom:20px;box-shadow:var(--shadow-s);scroll-margin-top:90px}
.version.actual{border-color:#9cc7ff;box-shadow:0 18px 44px rgba(31,111,229,.14)}
.version header{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.version header .fecha{color:var(--muted);font-size:14px;font-weight:700}
.version ul{list-style:none;display:grid;gap:10px}
.version li{padding-left:28px;position:relative;font-size:15.5px}
.version li::before{content:"•";position:absolute;left:8px;color:var(--blue);font-weight:900}
.version li.nuevo::before{content:"🆕";left:0;font-size:14px}
.version .etiqueta{display:inline-block;font-size:12px;font-weight:800;padding:2px 9px;border-radius:999px;background:rgba(31,111,229,.12);color:var(--blue)}

/* descarga y apoyo */
.descarga-caja{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:start}
.hash{font-family:Consolas,"Cascadia Mono",monospace;font-size:12.5px;background:#0e2036;color:#bfe3ff;border-radius:12px;padding:12px 14px;word-break:break-all;margin-top:8px}
.copiar{margin-top:8px;font:inherit;font-weight:800;font-size:13px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:6px 12px;cursor:pointer}
.tabla{width:100%;border-collapse:collapse;margin-top:10px}
.tabla td{padding:10px 0;border-bottom:1px solid var(--line);vertical-align:top}
.tabla td:first-child{font-weight:800;width:38%;padding-right:12px}
.ko-marco{border:0;width:100%;height:712px;border-radius:18px;background:#f9f9f9;box-shadow:var(--shadow-s)}
.apoyos-lista{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.apoyos-lista span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-weight:800;font-size:14px}
.apoyos-etiqueta{display:block;text-align:center;font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--muted);margin:28px 0 18px}
.apoyos-destacados{display:flex;flex-wrap:wrap;justify-content:center;gap:22px;margin-top:10px}
.destacado{position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-s);padding:20px 46px 16px;text-align:center;min-width:220px}
.destacado .insignia-d{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:10px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;padding:6px 16px;border-radius:999px;white-space:nowrap}
.destacado .estrella{display:block;font-size:24px;line-height:1;color:#e8b923;margin:4px 0 8px}
.destacado .indicativo{display:block;font-size:25px;font-weight:900;letter-spacing:.4px}
.destacado .meta{display:block;margin-top:6px;font-size:13px;color:var(--muted)}
.apoyos-lista{justify-content:center}

/* pie */
.pie{background:var(--navy);color:#b4c6e0;padding:54px 0 28px}
.pie a{color:#d6e6fb}
.pie-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
.pie h4{color:#fff;font-size:15px;margin-bottom:12px}
.pie ul{list-style:none;display:grid;gap:8px;font-size:14.5px}
.pie .copy{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

@media(max-width:980px){
  .hero-grid,.dos,.dos.inverso,.descarga-caja,.versiones{grid-template-columns:1fr}
  .dos.inverso .texto{order:0}
  .pilares-grid{grid-template-columns:1fr 1fr}
  .rejilla{grid-template-columns:1fr 1fr}
  .indice{position:static}
  .pie-grid{grid-template-columns:1fr 1fr}
  .burger{display:block}
  .menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px 18px;flex-direction:column;align-items:stretch;gap:2px;box-shadow:var(--shadow)}
  .menu.abierto{display:flex}
  .desplegable{position:static;display:block;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0}
  .idioma{margin:8px 0 0}
}
@media(max-width:620px){.pilares-grid,.rejilla,.pie-grid{grid-template-columns:1fr}.seccion{padding:56px 0}}