/* Ultra‑minimal UI inspired by fast.com */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
:root{
  --bg:#0b0f17; /* color base oscuro */
  --fg:#e6e8ea;
  --muted:#9aa5b1;
  --accent:#39c0f7;
  --border:#1f2937;
  --alert:#ef4444; /* color de acción (STOP) */
  --restart:#22c55e; /* color de acción (REINICIAR) - verde */
  --header-h:72px; /* altura estable del header en mobile */
  /* Fondo degradado “tech” en tonos fríos oscuros */
  --bg-grad: radial-gradient(1200px 800px at 50% 15%, #111a2b 0%, #0d1322 40%, #0b0f17 100%);
}
/* Usa el gradiente si está definido; sino, cae al color base */
body{margin:0;background:var(--bg-grad, var(--bg));color:var(--fg);font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Apple Color Emoji","Segoe UI Emoji";}
html,body{max-width:100%;overflow-x:hidden}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:24px;padding:calc(env(safe-area-inset-top) + var(--header-h) + 12px) clamp(12px, env(safe-area-inset-right), 24px) 24px clamp(12px, env(safe-area-inset-left), 24px);max-width:900px;margin:0 auto;background:linear-gradient(180deg, rgba(15,23,42,0.25) 0%, rgba(11,15,23,0) 40%)}
.wrap{scroll-margin-top:calc(var(--header-h) + 8px)}
.hero{text-align:center;width:100%;display:grid;place-items:center;flex:0 0 auto;margin:0;position:relative}
.hero-title{margin:0 0 8px 0;font-weight:700;font-size:clamp(18px,4vw,40px);letter-spacing:0.02em;color:var(--fg)}
.speed-display{display:flex;align-items:flex-end;justify-content:center;gap:16px;line-height:1}
.speed-hero {
  font-weight: 200; /* Más fino */
  font-size: clamp(64px, 18vw, 220px); /* Ligeramente más pequeño */
  line-height: 1;
  letter-spacing: -0.03em; /* Ajuste de kerning */
  font-variant-numeric: tabular-nums;
  min-width: auto; /* Eliminamos el min-width */
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  caret-color: transparent;
  cursor: default;
  color: #e6e8ea; /* Blanco puro */
  text-shadow: 0 0 25px rgba(255, 255, 255, 0.2); /* Sutil brillo */
}

.units {
  margin:0;
  padding-bottom: calc(clamp(64px, 18vw, 220px) * 0.1); /* Alinea la base de Mbps con la base del número */
  font-size: clamp(24px, 5vw, 52px); /* Ligeramente más grande */
  font-weight: 600; /* Más grueso */
  color: var(--muted); /* Mismo color que --muted */
  letter-spacing: 0.02em; /* Menos espaciado */
}
.units .units-label{display:inline-block}
/* Botones fijos del hero (STOP/REINICIAR) */
.hero-actions{position:absolute;bottom:12px;right:12px;top:auto;display:flex;align-items:center;gap:8px;z-index:2}
.btn.square{width:44px;height:44px;border-radius:10px;display:inline-grid;place-items:center;font-size:20px;padding:0;border:1px solid var(--border);color:var(--fg);background:transparent;position:relative}
.btn.square:hover{border-color:var(--accent)}

/* Icono STOP más grande */
#stopBtn{font-size:0}
#stopBtn::before{content:"";position:absolute;left:50%;top:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);width:28px;height:28px;background:var(--alert);border-radius:2px}
/* Resalta STOP como acción principal mientras corre la prueba */
body.running #stopBtn{border-color:var(--alert);background:rgba(239,68,68,0.12);box-shadow:0 6px 18px rgba(239,68,68,0.25)}
.btn.circle{width:44px;height:44px;border-radius:999px;display:inline-grid;place-items:center;font-size:20px;padding:0;border:1px solid var(--border);color:var(--fg);background:transparent}
.btn.circle:hover{border-color:var(--accent)}
/* REINICIAR: mismo tamaño que STOP pero con color de acción verde */
#refreshBtn{color:var(--restart);border-color:var(--restart);border-width:2px;font-size:34px;line-height:1;font-weight:800;text-shadow:0 0 6px rgba(34,197,94,0.55),0 0 2px rgba(34,197,94,0.35)}
body:not(.running) #refreshBtn{background:rgba(34,197,94,0.12);box-shadow:0 8px 22px rgba(34,197,94,0.30)}
#refreshBtn:hover{border-color:var(--restart);background:rgba(34,197,94,0.16)}
.state{margin-top:12px;color:var(--muted);font-size:clamp(13px,2.2vw,20px);font-weight:700;letter-spacing:0.04em;display:inline-flex;align-items:center;gap:8px}

/* Spinner minimal junto al estado cuando la prueba está corriendo */
.state::before{content:"";width:12px;height:12px;border:2px solid var(--muted);border-top-color:transparent;border-radius:50%;display:inline-block;-webkit-animation:spin 0.8s linear infinite;animation:spin 0.8s linear infinite;opacity:0}
body.running .state::before{opacity:1}
@-webkit-keyframes spin{from{-webkit-transform:rotate(0);transform:rotate(0)}to{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}
@keyframes spin{from{-webkit-transform:rotate(0);transform:rotate(0)}to{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}

.actions{margin-top:16px}
.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:transparent;color:var(--fg);padding:8px 12px;border-radius:8px;font-size:14px;cursor:pointer}
.btn.subtle{border-color:rgba(0,0,0,0.08)}
.btn:hover{border-color:var(--accent)}

/* Variante: borde blanco, sin colores ni efectos */
.btn.outline{
  border-color:rgba(255,255,255,0.9);
  border-width:2px;
  background:transparent;
  color:#fff;
  box-shadow:none;
  text-transform:uppercase;
}
.btn.outline:hover{
  border-color:#ffffff;
  background:transparent;
}

/* CTA principal: efecto aurora sutil y moderno */
.btn.cta{
  position: relative;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:800;
  letter-spacing:0.06em;
  padding:14px 28px;
  border-radius:999px; /* estilo píldora */
  border:2px solid rgba(57,192,247,0.7); /* anillo neón */
  background: linear-gradient(180deg, rgba(12,18,28,0.65) 0%, rgba(12,18,28,0.35) 100%);
  color:#fff;
  text-transform:uppercase;
  text-shadow: 0 0 2px rgba(255,255,255,0.5);
  box-shadow:
    0 0 8px rgba(57,192,247,0.55),
    0 0 20px rgba(57,192,247,0.35),
    inset 0 0 12px rgba(57,192,247,0.16);
  -webkit-transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.btn.cta::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  pointer-events:none;
  box-shadow:
    0 0 6px rgba(57,192,247,0.7),
    0 0 22px rgba(57,192,247,0.45);
}

.btn.cta:hover{
  -webkit-transform: translateY(-1px);
  transform: translateY(-1px);
  border-color: rgba(57,192,247,0.9);
  box-shadow:
    0 0 10px rgba(57,192,247,0.75),
    0 0 28px rgba(57,192,247,0.55),
    inset 0 0 14px rgba(57,192,247,0.22);
}

.btn.cta:active{ -webkit-transform: translateY(0); transform: translateY(0) }
.btn.cta[hidden]{display:none!important}

.link{margin-top:16px;display:inline-block;color:var(--accent);background:none;border:none;padding:0;font:inherit;cursor:pointer}
.link:hover{text-decoration:underline}

.summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px;width:100%;max-width:900px;grid-template-areas:"lat load"}
.panel-lat{grid-area:lat}
.panel-load{grid-area:load}
/* Contenedor de publicidad (AdSense) del mismo ancho que el contenido */
.ad-bar{width:100%;max-width:900px;margin:16px auto 0;display:flex;justify-content:center;align-items:center;border:1px solid var(--border);border-radius:12px;padding:12px 16px;background:rgba(255,255,255,0.02);overflow:hidden;min-height:96px;height:96px}
.ad-bar .adsbygoogle{width:100%}
/* Barra de información al pie: centrada y con ancho máximo coherente */
.info-bar{display:flex;gap:20px;align-items:center;justify-content:center;margin-top:12px;width:100%;max-width:900px}
.panel{background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:12px;padding:16px}
.panel-header{font-weight:700;margin-bottom:10px;color:var(--fg);font-size:clamp(18px,3.5vw,26px)}
.panel-header .i-tip{display:inline-grid;place-items:center;margin-left:4px;width:18px;height:18px;border:1px solid var(--border);border-radius:999px;font-size:12px;color:var(--accent);cursor:help;position:relative}
.panel-header .i-tip:hover{border-color:var(--accent)}
.panel-subheads{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:8px;color:var(--muted);font-weight:600}
.panel-subheads .i-tip{display:inline-grid;place-items:center;margin-left:4px;width:16px;height:16px;border:1px solid var(--border);border-radius:999px;font-size:11px;color:var(--accent);cursor:help;vertical-align:middle;position:relative}
/* Tooltip burbuja accesible para mobile */
.tooltip-bubble{position:absolute;bottom:100%;left:50%;transform:translate(-50%,-6px);background:rgba(0,0,0,0.85);color:#fff;padding:6px 8px;border-radius:8px;font-size:12px;line-height:1.3;white-space:normal;max-width:240px;box-shadow:0 8px 16px rgba(0,0,0,0.35);opacity:0;pointer-events:none;transition:opacity .15s ease}
.tooltip-bubble.visible{opacity:1;pointer-events:auto}
.tooltip-bubble::after{content:"";position:absolute;top:100%;left:50%;transform:translateX(-50%);border-left:6px solid transparent;border-right:6px solid transparent;border-top:6px solid rgba(0,0,0,0.85)}
.panel-subheads .tooltip{display:none}
.panel-subheads.two-cols .left{text-align:left}
.panel-subheads.two-cols .right{text-align:right}
.panel-subheads.single{grid-template-columns:1fr}
.panel-values{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;align-items:center}
.panel-values.single{grid-template-columns:auto 1fr}
.panel-values .big{font-weight:800;font-size:clamp(28px,6vw,60px);color:var(--fg);text-align:left}
.panel-values.two-cols .big.left{text-align:left}
.panel-values.two-cols .big.right{text-align:right}
.panel-units{display:none}
.panel-values .value-group{display:flex;align-items:baseline;gap:8px}
.panel-values .value-group .unit{font-weight:600;color:var(--muted)}
.panel-values.two-cols .value-group.right{justify-content:flex-end}
.arrow{font-weight:bold;display:inline-block}
.arrow.down{color:var(--restart)}
.arrow.up{color:var(--alert)}

.info-bar{display:flex;gap:24px;align-items:center;border:1px solid var(--border);border-radius:12px;padding:12px 16px;background:rgba(255,255,255,0.02);margin-top:16px;width:100%;max-width:900px}
.info-item{display:flex;gap:8px;align-items:baseline}
.info-item .label{font-weight:700;color:var(--fg)}
.info-item span{color:var(--muted)}

.toolbar{display:flex;gap:16px;margin-top:12px}
.tool{appearance:none;border:1px solid var(--border);background:transparent;color:var(--fg);padding:8px 12px;border-radius:8px;font-size:14px;cursor:pointer}
.tool:hover{border-color:var(--accent)}

/* ===== Banner de instalación PWA ===== */
.install-banner{position:fixed;left:50%;transform:translateX(-50%);bottom:16px;z-index:60;width:min(900px, calc(100% - 24px));background:rgba(255,255,255,0.06);border:1px solid var(--border);backdrop-filter:saturate(1.2) blur(6px);border-radius:12px;box-shadow:0 12px 24px rgba(0,0,0,0.35)}
.install-content{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px}
.install-text{display:flex;flex-direction:column;gap:4px;text-align:left;color:var(--fg)}
.install-actions{display:flex;gap:8px}
.install-actions .btn{padding:8px 12px}
@media (max-width:640px){
  .install-content{flex-direction:column;align-items:flex-start;gap:8px}
}

/* ===== Splash de carga ===== */
.app-splash{position:fixed;inset:0;z-index:70;display:grid;place-items:center;background:linear-gradient(180deg, rgba(11,15,23,0.86) 0%, rgba(11,15,23,0.92) 100%);-webkit-backdrop-filter:saturate(1.1) blur(3px);backdrop-filter:saturate(1.1) blur(3px);-webkit-transition:opacity .24s ease, visibility .24s ease;transition:opacity .24s ease, visibility .24s ease;opacity:0;visibility:hidden}
.app-splash.show{opacity:1;visibility:visible}
.app-splash .splash-card{position:relative;display:grid;place-items:center;gap:14px;padding:22px;border-radius:18px;background:rgba(255,255,255,0.04);border:1px solid var(--border);box-shadow:0 24px 48px rgba(0,0,0,0.35)}
.app-splash .splash-logo{width:min(420px, 86vw);height:auto;filter:drop-shadow(0 10px 28px rgba(57,192,247,0.35))}
.app-splash .splash-note{color:var(--muted);font-weight:700;letter-spacing:0.04em}
.splash-ring{position:absolute;left:50%;top:50%;-webkit-transform:translate(-50%,-50%);transform:translate(-50%,-50%);width:min(220px, 68vw);height:min(220px, 68vw);border-radius:999px;background:conic-gradient(#1f6feb, #39c0f7, #7c3aed, #1f6feb);-webkit-mask:radial-gradient(farthest-side, transparent 70%, #000 71%);mask:radial-gradient(farthest-side, transparent 70%, #000 71%);filter:drop-shadow(0 0 12px rgba(124,58,237,0.35));-webkit-animation:spin 2s linear infinite;animation:spin 2s linear infinite;opacity:0.9}

/* Ads deshabilitados temporalmente: retiramos estilos para evitar huecos */
@media (max-width: 768px){
  .ad-leader{max-width:100%;min-height:60px}
  .ad-rect{max-width:100%;min-height:250px}
  .summary{grid-template-columns:1fr;grid-template-areas:"load" "lat"}
  /* Ocultar tooltips en mobile para ahorrar espacio */
  .panel-subheads .tooltip{display:none !important}
  .panel-values .big{font-size:clamp(28px,10vw,48px)}
  .info-bar{flex-direction:column;align-items:center;text-align:center}
  .ad-bar{padding:0 8px}
  /* Reserva estable para anuncios líderes en mobile para evitar CLS */
  .ad-bar{min-height:96px;height:96px}
  body.running .wrap{justify-content:center;min-height:calc(100vh - var(--header-h));padding:calc(env(safe-area-inset-top) + var(--header-h)) 16px 16px}
  body.running .hero{margin-top:0}
}

/* Ajustes responsivos adicionales para header y hero */
@media (max-width: 768px){
  .m-nav{gap:12px}
  .m-link{padding:6px 10px;font-size:13px}
}

@media (max-width: 480px){
  :root{ --header-h:56px }
  .m-header{padding:10px 12px}
  .m-nav{flex-wrap:wrap;justify-content:flex-end;gap:8px;row-gap:6px}
  .m-link{font-size:12px;padding:4px 8px;border-radius:6px}
  .hero-title{font-size:clamp(16px,5vw,24px)}
  .speed-hero{font-size:clamp(56px,20vw,180px)}
  .units{font-size:clamp(12px,3.5vw,22px);gap:10px}
  .ad-leader{min-height:40px}
  .ad-rect{min-height:120px}
  .ad-wrap{margin-top:8px}
  .ad-placeholder{font-size:11px}
  /* Ads siempre visibles y pequeños en mobile; nunca ocultar */
}

@media (max-width: 380px){
  .ad-leader{min-height:32px}
  .ad-rect{min-height:100px}
}

.more{width:100%;max-width:720px;margin:8px auto 0;padding:16px;border:1px solid var(--border);border-radius:12px}
.more.collapsed{display:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.item{display:flex;align-items:baseline;justify-content:space-between;padding:4px 0}
.item .label{color:var(--muted)}
.item .value{font-weight:600}

/* ===== Box descriptivo profesional ===== */
.seo-box{width:100%;max-width:900px;margin:12px auto 0;border:1px solid var(--border);border-radius:16px;overflow:hidden;background:linear-gradient(180deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.02) 100%);-webkit-backdrop-filter:saturate(1.1) blur(2px);backdrop-filter:saturate(1.1) blur(2px)}
.seo-box .box-header{display:flex;align-items:center;justify-content:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);text-align:center}
.seo-box .box-icon{width:24px;height:24px;color:var(--accent);opacity:0.9}
.seo-box h2{margin:0;font-size:clamp(18px,3.5vw,24px);letter-spacing:0.02em}
.seo-box .box-content{padding:16px;text-align:center}
.seo-box p{margin:0 0 10px 0;color:var(--muted);line-height:1.6}
.seo-box .box-list{margin:0 0 12px 0;padding-left:0;list-style:disc;display:inline-block;text-align:left;color:var(--fg)}
.seo-box .box-list li{margin:6px 0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;justify-content:center}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;color:var(--fg);background:rgba(255,255,255,0.02);font-weight:600;font-size:13px}
.chip .dot{width:8px;height:8px;border-radius:999px;background:var(--accent);display:inline-block}

/* Interpretación compacta dentro de la box */
.quick-interpret{margin:10px 0 8px 0;text-align:center}
.quick-interpret .qi-row{margin:4px 0;color:var(--muted);font-size:14px}
.quick-interpret .pill{display:inline-block;margin:0 2px;padding:2px 8px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,0.02);font-size:12px;color:var(--fg)}
.quick-interpret .qi-link{margin-top:6px}
.subtle-link{color:var(--muted);text-decoration:none;border-bottom:1px dotted var(--border)}
.subtle-link:hover{color:var(--fg);border-color:var(--accent)}

/* ===== Índice FAQ ===== */
.faq-toc{width:100%;max-width:900px;margin:8px auto 12px;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,0.03)}
.faq-toc h2{margin:0 0 8px 0;font-size:clamp(16px,3.2vw,20px)}
.faq-toc ul{margin:0;padding-left:18px;columns:2;column-gap:24px}
.faq-toc li{margin:6px 0;color:var(--muted)}
.faq-toc a{color:var(--accent);text-decoration:none}
.faq-toc a:hover{text-decoration:underline}
@media (max-width:640px){ .faq-toc ul{columns:1} }

/* ===== Tips grid (FAQ) ===== */
.tips-grid{list-style:disc;margin:0;padding-left:22px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 16px;align-items:start;width:100%;max-width:900px}
.tips-grid li{margin:6px 0;color:var(--fg)}
@media (max-width:640px){ .tips-grid{grid-template-columns:1fr} }

/* Offset de anclas para header fijo */
section[id]{scroll-margin-top:calc(var(--header-h) + 16px)}

/* ===== HowTo box ===== */
.howto-box{width:100%;max-width:900px;margin:12px auto 0;border:1px solid var(--border);border-radius:16px;overflow:hidden;background:linear-gradient(180deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.02) 100%);backdrop-filter:saturate(1.1) blur(2px)}
.howto-box .box-header{display:flex;align-items:center;justify-content:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}
.howto-box h2{margin:0;font-size:clamp(18px,3.5vw,24px)}
.howto-box .box-icon{width:24px;height:24px;color:var(--accent);opacity:0.9}
.howto-box .box-content{padding:16px}
.steps{margin:0;padding-left:22px;color:var(--fg);max-width:720px;margin:0 auto}
.steps li{margin:6px 0;line-height:1.6}

/* IP item: keep label next to value on the same row */
.item-ip{justify-content:flex-start;align-items:center;gap:8px;flex-wrap:wrap}
.item-ip .label{white-space:nowrap}
.item-ip .value{text-align:left;flex:1 1 auto;min-width:0;overflow-wrap:anywhere;font-size:13px}

/* Responsive: en pantallas chicas, asegura separación bajo el header */
@media (max-width: 600px){
  .wrap{padding:calc(env(safe-area-inset-top) + var(--header-h)) 16px 16px;gap:16px}
  .more{margin-top:12px}
}

/* Header mínimo con logo */
.m-header{position:sticky;top:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:12px clamp(8px, env(safe-area-inset-right), 16px) 12px clamp(8px, env(safe-area-inset-left), 16px);border-bottom:1px solid var(--border);background:linear-gradient(180deg, rgba(15,23,42,0.98) 0%, rgba(15,23,42,1) 100%);backdrop-filter:saturate(1.1) blur(4px);width:100%;min-height:var(--header-h)}
.m-header .brand{display:inline-flex;align-items:center;gap:10px;color:inherit;text-decoration:none;font-weight:700;letter-spacing:0.06em}
.m-header .brand-logo{height:calc(var(--header-h) - 24px);width:auto;display:block;max-width:100%;}
/* Asegura que cualquier elemento con atributo [hidden] se oculte de verdad */
[hidden]{display:none !important}
/* Navegación en header */
.m-header{gap:16px}
.m-nav{margin-left:auto;display:flex;gap:16px;align-items:center}
/* Links del header con alto contraste sobre fondo oscuro */
.m-header .m-link{color:#e6e8ea}
.m-header .m-link:hover{color:#ffffff}

/* ===== Footer mínimo común ===== */
.m-footer{width:100%;max-width:900px;margin:24px auto 16px;padding:12px 14px;border-top:1px solid var(--border);display:grid;gap:8px;text-align:center;color:var(--fg)}
.m-footer .footer-links,.m-footer .footer-tools{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px}
.m-footer a{color:var(--accent);text-decoration:none}
.m-footer a:hover{text-decoration:underline}
@media (max-width:640px){ .m-footer{margin:16px auto 12px;padding:10px} }
.m-link{color:var(--muted);text-decoration:none;font-weight:600;padding:6px 10px;border:1px solid var(--border);border-radius:8px;background:transparent}
.m-link:hover{color:var(--fg);border-color:var(--accent)}
/* Estados coloreados durante el test */
/* Sin colores por etapa: mantener tono neutro profesional */

/* ========= Anuncios verticales laterales (solo escritorio) ========= */
.ad-vert{position:fixed;top:110px;height:600px;width:160px;display:none;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,0.03);backdrop-filter:blur(2px);padding:8px;z-index:40}
.ad-vert .ad-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-weight:700;border:1px dashed var(--border);border-radius:10px}
.ad-left{left:32px}
.ad-right{right:32px}

/* Mostrar sólo en escritorio y cuando haya ancho suficiente */
@media (min-width: 1200px){
  .ad-vert{display:flex}
}

/* Evitar que tapen contenido en pantallas intermedias */
@media (min-width: 992px) and (max-width: 1199.98px){
  .ad-vert{display:none}
}

/* En mobile: jamás mostrar los laterales */
@media (max-width: 991.98px){
  .ad-vert{display:none}
}

/* Ajustes de header en móviles y tablets: permitir envoltura y reducir ocupación */
@media (max-width: 768px){
  .m-header{flex-direction:column;justify-content:center;align-items:center;row-gap:6px}
  .m-header .brand{margin:0 auto}
  .m-nav{flex-wrap:wrap;justify-content:center;margin-left:0}
}