/* ─── VITALAIR · tema oscuro ─── */
:root{
  --bg:#0a1424; --bg2:#0d1a2e; --card:#111f36; --card-border:#1e2f4d;
  --teal:#2dd4bf; --green:#34d399; --orange:#f59e0b; --red:#ef4444;
  --text:#f1f5f9; --muted:#8ea0b8; --radius:18px;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,#13253f 0%,var(--bg) 55%) fixed,var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.5}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px 60px}
.teal{color:var(--teal)} .muted{color:var(--muted)} .small{font-size:.85rem}
.hidden{display:none!important}

/* Barra superior */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;max-width:1080px;margin:0 auto;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:2px;font-weight:800;letter-spacing:.18em;color:var(--teal);font-size:1.05rem}
.brand-row{display:flex;align-items:center;gap:10px}
.byline{font-size:.72rem;font-weight:600;letter-spacing:.02em;color:var(--muted);margin:0}
.pulse{width:26px;height:26px}
.topbar-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.seg{display:flex;background:var(--card);border:1px solid var(--card-border);border-radius:999px;overflow:hidden}
.seg-btn{background:transparent;border:0;color:var(--muted);padding:8px 14px;font-size:.8rem;cursor:pointer}
.seg-btn.active{background:var(--teal);color:#062a26;font-weight:700}
.btn-ghost{background:transparent;border:1px solid var(--card-border);color:var(--text);border-radius:999px;padding:9px 18px;cursor:pointer;font-size:.85rem}
.btn-ghost:hover{border-color:var(--teal)}
.btn-primary{background:var(--teal);border:0;color:#062a26;font-weight:700;border-radius:999px;padding:11px 22px;cursor:pointer;font-size:.9rem}
.btn-primary:hover{filter:brightness(1.1)}

/* Buscador */
.search-block{margin:18px 0 8px}
.search-box{position:relative;max-width:560px}
.search-box input{width:100%;background:var(--card);border:1px solid var(--card-border);border-radius:14px;color:var(--text);padding:13px 16px;font-size:1rem}
.search-box input:focus{outline:none;border-color:var(--teal)}
.search-results{position:absolute;top:calc(100% + 6px);left:0;right:0;background:#0f1e36;border:1px solid var(--card-border);border-radius:14px;overflow:hidden;z-index:20;max-height:320px;overflow-y:auto}
.search-results button{display:block;width:100%;text-align:left;background:none;border:0;color:var(--text);padding:11px 16px;cursor:pointer;border-bottom:1px solid #16263f}
.search-results button:hover{background:#16294a}
.search-results button:last-child{border-bottom:0}
.search-results .sub{display:block;font-size:.78rem;color:var(--muted)}
.city-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.chip{background:var(--card);border:1px solid var(--card-border);border-radius:999px;padding:7px 14px;font-size:.82rem;cursor:pointer;color:var(--text)}
.chip.active{border-color:var(--teal);color:var(--teal)}
.chip .x{margin-left:8px;color:var(--muted)}

/* Héroe */
.hero{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin:26px 0 8px;flex-wrap:wrap}
.hero h1{margin:0;font-size:clamp(2rem,5vw,3.2rem);letter-spacing:-.01em}
.hero-right{text-align:right}
.big-temp{font-size:clamp(3.4rem,9vw,5.5rem);font-weight:800;line-height:1}
.hero-day{margin-top:6px}
.hero-day .teal{font-weight:800;letter-spacing:.14em}
.plan-badge{display:inline-block;margin-top:10px;background:#123c36;color:var(--teal);border:1px solid #1d5b52;border-radius:999px;padding:4px 14px;font-size:.75rem;font-weight:700;letter-spacing:.06em}

/* Tarjetas */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}
.card{background:linear-gradient(160deg,rgba(255,255,255,.035),rgba(255,255,255,.012));border:1px solid var(--card-border);border-radius:var(--radius);padding:20px;min-height:150px;display:flex;flex-direction:column;gap:8px}
.card.warn{border-color:#7c4a12;background:linear-gradient(160deg,rgba(245,158,11,.10),rgba(245,158,11,.03))}
.card.alert{border-color:#7c1d1d;background:linear-gradient(160deg,rgba(239,68,68,.10),rgba(239,68,68,.03))}
.card-top{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:700}
.card-top svg{width:24px;height:24px;color:var(--muted)}
.card.warn .card-top svg{color:var(--orange)} .card.alert .card-top svg{color:var(--red)}
.lvl{font-weight:800;letter-spacing:.08em;font-size:.82rem}
.lvl.bien{color:var(--green)} .lvl.cuidado{color:var(--orange)} .lvl.alerta{color:var(--red)}
.metric{color:var(--muted);font-size:.95rem}
.card .note{font-size:.78rem;color:var(--muted)}
.est{display:inline-block;font-size:.68rem;background:#123c36;color:var(--teal);border-radius:6px;padding:1px 7px;margin-left:6px;vertical-align:middle}

/* Pronóstico */
.forecast-block{margin-top:34px}
.eyebrow{color:#7aa2f7;letter-spacing:.3em;font-size:.75rem;font-weight:700;margin:0 0 4px}
.forecast-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;border-bottom:1px solid var(--card-border);padding-bottom:14px}
.forecast-head h2{margin:0;font-size:1.7rem}
.trusted{text-align:right;margin:0;font-size:.9rem}
.table-wrap{overflow-x:auto;margin-top:6px}
.forecast-table{width:100%;border-collapse:separate;border-spacing:0 10px;min-width:640px}
.forecast-table th{font-size:.72rem;letter-spacing:.08em;color:var(--muted);text-align:center;padding:6px 4px;font-weight:600}
.forecast-table th:first-child,.forecast-table td:first-child{text-align:left}
.forecast-table td{background:var(--card);padding:14px 8px;text-align:center;font-size:.95rem}
.forecast-table td:first-child{border-radius:12px 0 0 12px;padding-left:18px}
.forecast-table td:last-child{border-radius:0 12px 12px 0}
.day-name{color:#7aa2f7;font-weight:800}
.day-date{font-size:.75rem;color:var(--muted)}
.temp-cell{font-weight:800;font-size:1.15rem}
.dot{display:inline-block;width:14px;height:14px;border-radius:50%}
.dot.bien{background:var(--green);box-shadow:0 0 8px rgba(52,211,153,.7)}
.dot.cuidado{background:var(--orange);box-shadow:0 0 8px rgba(245,158,11,.7)}
.dot.alerta{background:var(--red);box-shadow:0 0 8px rgba(239,68,68,.8);border-radius:4px}
.legend{display:flex;gap:22px;justify-content:center;margin-top:14px;color:var(--muted);font-size:.82rem;letter-spacing:.06em}
.legend .dot{width:11px;height:11px;margin-right:7px;vertical-align:baseline}

/* Paywall */
.paywall{margin-top:18px;background:linear-gradient(160deg,#0f2c2a,#0d1a2e);border:1px solid #1d5b52;border-radius:var(--radius);padding:28px;text-align:center}
.paywall h3{margin:0 0 8px}

/* Planes */
.pricing{margin-top:44px}
.pricing h2{font-size:1.5rem}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:14px}
.plan-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:26px}
.plan-card.highlight{border-color:var(--teal);background:linear-gradient(160deg,rgba(45,212,191,.08),rgba(45,212,191,.02))}
.plan-card h3{margin:0}
.price{font-size:2rem;font-weight:800;margin:8px 0}
.price small,.price-alt small{font-size:.85rem;color:var(--muted);font-weight:400}
.price-alt{color:var(--muted);margin:-4px 0 8px}
.plan-card ul{list-style:none;padding:0;margin:12px 0 18px;color:var(--muted)}
.plan-card li{padding:5px 0}
.plan-card li::before{content:"✓ ";color:var(--teal);font-weight:700}
.plan-actions{display:flex;flex-direction:column;gap:10px}

/* Metodología */
.method{margin-top:40px}
.method-toggle{width:100%;background:var(--card);border:1px solid var(--card-border);color:var(--text);border-radius:14px;padding:15px 20px;font-size:1rem;display:flex;justify-content:space-between;cursor:pointer}
.method-body{background:#0c1830;border:1px solid var(--card-border);border-top:0;border-radius:0 0 14px 14px;padding:22px;font-size:.88rem;color:var(--muted)}
.method-body h4{color:var(--text);margin:18px 0 6px}
.method-body h4:first-child{margin-top:0}
.method-body table{width:100%;border-collapse:collapse;font-size:.8rem;margin:8px 0}
.method-body th,.method-body td{border:1px solid var(--card-border);padding:6px 8px;text-align:left}
.method-body th{color:var(--text)}
.method-body a{color:var(--teal)}
.cert{display:inline-block;font-size:.7rem;border-radius:6px;padding:1px 8px;margin-left:6px}
.cert.high{background:#123c36;color:var(--teal)} .cert.mid{background:#3a2c10;color:var(--orange)} .cert.low{background:#3a1414;color:var(--red)}

/* Footer */
footer{max-width:1080px;margin:0 auto;padding:26px 20px 50px;color:var(--muted)}
.disclaimer{background:#141b2e;border-left:3px solid var(--orange);padding:14px 18px;border-radius:0 12px 12px 0;font-size:.85rem}
footer a{color:var(--teal)}

/* Modal */
.modal{position:fixed;inset:0;background:rgba(4,8,16,.7);display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal-card{background:var(--bg2);border:1px solid var(--card-border);border-radius:20px;padding:30px;max-width:400px;width:100%;display:flex;flex-direction:column;gap:12px}
.modal-card input{background:var(--card);border:1px solid var(--card-border);border-radius:12px;color:var(--text);padding:12px;font-size:1rem}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#0f2c2a;border:1px solid var(--teal);color:var(--text);padding:12px 22px;border-radius:999px;z-index:60;font-size:.9rem}

@media (max-width:760px){
  .cards{grid-template-columns:1fr 1fr}
  .plans{grid-template-columns:1fr}
  .hero-right{text-align:left}
  .trusted{text-align:left}
}
@media (max-width:480px){ .cards{grid-template-columns:1fr} }

/* Publicidad: patrocinadores directos y Google AdSense */
.adslot{margin:18px 0 0}
.adbox{border:1.5px dashed #33507f;border-radius:14px;min-height:96px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:14px;text-align:center;background:rgba(12,24,48,.45)}
.adbox .admarca{font-size:1.25rem;font-weight:800;letter-spacing:.12em}
.adbox .adsub{font-size:.85rem;color:var(--muted)}
.adslot ins.adsbygoogle{display:block}
.legal-links{margin-top:14px;font-size:.88rem}
.legal-page{max-width:820px;margin:0 auto;padding:34px 20px 60px;line-height:1.65}
.legal-page h1{margin-bottom:6px}
.legal-page h2{margin:26px 0 8px;font-size:1.15rem}
.legal-page a{color:var(--teal)}

.adbox .adico{width:26px;height:26px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:.85rem;margin-bottom:2px}
.adbox a.adlink{color:inherit;text-decoration:none;display:flex;flex-direction:column;align-items:center;gap:2px}

/* Barra de instalación de la app (PWA) */
.install-bar{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:14px 18px;margin:18px 0 0;flex-wrap:wrap}
.install-bar p{margin:0}