/* ===== Cotizador Isapre Online — sistema de diseño ===== */
:root{
  --accent:#1466D8; --accent-2:#0E52B0; --accent-soft:#E8F1FD; --accent-light:#8FC0FF;
  --ink:#0F1D2E; --ink-2:#1C2B40; --text:#2B3648; --muted:#5F6B7D;
  --base:#FFFFFF; --base-2:#F5F8FC; --line:#E2E8F0; --line-2:#CBD5E1;
  --wa:#25D366;
  --container:1250px; --gap:24px;
  --r-sm:10px; --r:16px; --r-lg:24px;
  --shadow-sm:0 1px 2px rgba(15,29,46,.06),0 2px 8px rgba(15,29,46,.05);
  --shadow:0 8px 24px rgba(15,29,46,.08),0 2px 6px rgba(15,29,46,.05);
  --shadow-lg:0 24px 60px rgba(15,29,46,.16);
  --font-head:"Geist",system-ui,sans-serif; --font-body:"Geist",system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font-body);font-size:1.02rem;line-height:1.65;color:var(--text);background:var(--base);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:var(--accent);text-decoration:none}
h1,h2,h3,h4,h5{font-family:var(--font-head);color:var(--ink);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.1rem,4.4vw,3.35rem);letter-spacing:-.03em}
h2{font-size:clamp(1.7rem,3vw,2.45rem)}
h3{font-size:1.25rem;line-height:1.3}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
html,body{overflow-x:clip}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.lead{font-size:1.14rem;color:var(--muted)}
.measure{max-width:62ch}
.center{text-align:center}
.center .measure{margin-inline:auto}

/* texto claro sobre fondo oscuro (incluye títulos: el reset de h1 no basta) */
.hero,.page-hero,.cta,.section--dark,.site-footer{color:#fff}
.hero h1,.hero h2,.hero h3,.hero h4,
.page-hero h1,.page-hero h2,.page-hero h3,.page-hero h4,
.cta h1,.cta h2,.cta h3,.cta h4,
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4,
.site-footer h4{color:#fff}
.hero p,.page-hero p,.cta p,.section--dark p{color:rgba(255,255,255,.82)}

/* eyebrow: solo texto */
.eyebrow{display:block;font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}
.hero .eyebrow,.page-hero .eyebrow,.cta .eyebrow,.section--dark .eyebrow{color:var(--accent-light)}
.hero .eyebrow{margin-bottom:7px}
.hero h1{margin-top:15px}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 24px;border-radius:999px;font-weight:600;font-size:.98rem;line-height:1;border:1.5px solid transparent;cursor:pointer;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(20,102,216,.28)}
.btn--primary:hover{background:var(--accent-2);transform:translateY(-2px);box-shadow:0 10px 24px rgba(20,102,216,.32);color:#fff}
.btn--ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.hero .btn--ghost,.page-hero .btn--ghost,.cta .btn--ghost,.section--dark .btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.hero .btn--ghost:hover,.cta .btn--ghost:hover,.section--dark .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--wa{background:var(--wa);color:#fff;box-shadow:0 6px 18px rgba(37,211,102,.28)}
.btn--wa:hover{background:#1EBE5B;color:#fff;transform:translateY(-2px)}
.btn--lg{padding:16px 30px;font-size:1.04rem}

/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:inline-flex;align-items:center}
.brand svg{height:42px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav__list{display:flex;align-items:center;gap:2px}
.nav__list a{display:block;padding:10px 14px;border-radius:10px;font-weight:500;color:var(--ink-2);font-size:.97rem;transition:background .2s,color .2s}
.nav__list a:hover{background:var(--base-2);color:var(--accent)}
.nav__list a.is-active{color:var(--accent);font-weight:600}
.nav__cta{margin-left:10px}
.nav__cta--mobile{display:none}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}
.burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-backdrop{position:fixed;inset:0;z-index:70;background:rgba(15,29,46,.45);opacity:0;pointer-events:none;transition:opacity .3s}
.nav-backdrop.is-open{opacity:1;pointer-events:auto}

/* ===== hero ===== */
.hero{position:relative;isolation:isolate;overflow:hidden;background:var(--ink);min-height:min(88vh,760px);display:flex;align-items:center;padding-block:clamp(72px,9vw,120px)}
.hero__bg,.page-hero__bg,.cta__bg,.section__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img,.page-hero__bg img,.cta__bg img,.section__bg img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(11,24,44,.90) 0%,rgba(11,24,44,.74) 45%,rgba(11,24,44,.28) 100%)}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero__copy .lead{color:rgba(255,255,255,.84);font-size:1.16rem;max-width:56ch}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero__trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:34px;font-size:.9rem;color:rgba(255,255,255,.78)}
.hero__trust li{display:inline-flex;align-items:center;gap:8px}
.hero__trust svg{width:18px;height:18px;color:var(--accent-light)}

/* tarjeta de formulario en hero */
.form-card{background:#fff;color:var(--text);border-radius:var(--r-lg);padding:30px 30px 26px;box-shadow:var(--shadow-lg)}
.form-card h2,.form-card h3{color:var(--ink);font-size:1.35rem;margin-bottom:6px}
.form-card .eyebrow{color:var(--accent)}
.form-card p{color:var(--muted);font-size:.95rem;margin-bottom:18px}
.form{display:grid;gap:12px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form label{display:block;font-size:.84rem;font-weight:600;color:var(--ink-2);margin-bottom:5px}
.form input,.form textarea{width:100%;font:inherit;font-size:.97rem;padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(20,102,216,.14)}
.form textarea{min-height:110px;resize:vertical}
.form .btn{width:100%;margin-top:6px}
.form-alert{display:none;padding:12px 16px;border-radius:var(--r-sm);font-size:.94rem;margin-bottom:14px;font-weight:500}
.form-alert.is-ok{display:block;background:#E7F7EC;color:#166534;border:1px solid #BBE5C6}
.form-alert.is-err{display:block;background:#FDECEC;color:#991B1B;border:1px solid #F5C2C2}

/* ===== page hero ===== */
.page-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--ink);padding-block:clamp(72px,9vw,112px)}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(11,24,44,.90) 0%,rgba(11,24,44,.70) 50%,rgba(11,24,44,.30) 100%)}
.page-hero h1{font-size:clamp(2rem,4vw,3rem);max-width:16ch}
.page-hero .lead{color:rgba(255,255,255,.84);max-width:58ch}
.page-hero .eyebrow{margin-bottom:7px}
.page-hero h1{margin-top:15px}

/* ===== secciones ===== */
.section{padding-block:clamp(64px,8vw,104px)}
.section--alt{background:var(--base-2)}
.section__head{max-width:70ch;margin-bottom:clamp(32px,4vw,52px)}
.section__head.center{margin-inline:auto;text-align:center}
.section__head .lead{margin:0}
.section--dark{position:relative;isolation:isolate;background:var(--ink);overflow:hidden}
.section--dark::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,24,44,.93) 0%,rgba(11,24,44,.90) 100%)}
.section--plano::after{display:none}

/* grillas */
.grid{display:grid;gap:var(--gap)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

/* tarjetas */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 28px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s;height:100%}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card__icon{width:52px;height:52px;border-radius:14px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:20px}
.card__icon svg{width:26px;height:26px}
.card h3{margin-bottom:8px}
.card p{margin:0;color:var(--muted);font-size:.97rem}
.section--dark .card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);backdrop-filter:blur(6px)}
.section--dark .card:hover{background:rgba(255,255,255,.09)}
.section--dark .card__icon{background:rgba(255,255,255,.1);color:var(--accent-light)}
.section--dark .card p{color:rgba(255,255,255,.76)}

/* isapres */
.isapres{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.isapre{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 22px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;min-height:150px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.isapre:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.isapre img{height:38px;width:auto;max-width:150px;object-fit:contain}
.isapre span{font-size:.86rem;font-weight:500;color:var(--muted)}
.isapres--dark .isapre{background:#fff}

/* pasos */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:paso}
.step{position:relative;padding:28px 26px 26px;border-radius:var(--r);background:#fff;border:1px solid var(--line);height:100%}
.step__num{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;font-family:var(--font-head);margin-bottom:18px;box-shadow:0 6px 14px rgba(20,102,216,.28)}
.step h3{font-size:1.15rem}
.step p{margin:0;color:var(--muted);font-size:.96rem}
.section--dark .step{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12)}
.section--dark .step p{color:rgba(255,255,255,.76)}

/* media + texto */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split__media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.split__media img{width:100%;height:100%;object-fit:cover}
.split--rev .split__media{order:2}
.checklist{display:grid;gap:12px;margin-top:22px}
.checklist li{display:flex;gap:12px;align-items:flex-start;color:var(--text)}
.checklist svg{width:22px;height:22px;flex:none;color:var(--accent);margin-top:2px}
.checklist strong{color:var(--ink)}

/* franja de datos */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);text-align:center}
.stat__v{font-family:var(--font-head);font-size:clamp(2rem,3.6vw,2.8rem);font-weight:700;color:#fff;letter-spacing:-.03em;line-height:1}
.stat__l{margin-top:8px;color:rgba(255,255,255,.76);font-size:.95rem}

/* cita */
.quote{max-width:820px;margin-inline:auto;text-align:center}
.quote blockquote{margin:0;font-family:var(--font-head);font-size:clamp(1.35rem,2.4vw,1.9rem);font-weight:500;line-height:1.35;letter-spacing:-.015em;color:#fff}
.quote cite{display:block;margin-top:18px;font-style:normal;color:var(--accent-light);font-size:.92rem;letter-spacing:.08em;text-transform:uppercase}

/* keywords / temas */
.topics{display:flex;flex-wrap:wrap;gap:10px}
.topics li{padding:9px 16px;border-radius:999px;background:var(--accent-soft);color:var(--accent-2);font-size:.9rem;font-weight:500}

/* ===== CTA ===== */
.cta{position:relative;isolation:isolate;overflow:hidden;background:var(--ink);padding-block:clamp(72px,9vw,110px);text-align:center}
.cta::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,24,44,.62) 0%,rgba(11,24,44,.58) 100%)}
.cta h2{max-width:20ch;margin-inline:auto;text-shadow:0 2px 14px rgba(0,0,0,.35)}
.cta .lead{text-shadow:0 1px 8px rgba(0,0,0,.4)}
.cta .lead{color:rgba(255,255,255,.82);max-width:54ch;margin-inline:auto}
.cta__actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px}

/* ===== contacto ===== */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,5vw,64px);align-items:start}
.contact-list{display:grid;gap:18px;margin-top:8px}
.contact-list li{display:flex;gap:14px;align-items:flex-start}
.contact-list a,.contact-list span{color:var(--ink);font-weight:500}
.contact-list small{display:block;color:var(--muted);font-weight:400;font-size:.88rem}
.contact-list svg{width:20px;height:20px;flex:none;color:var(--accent);margin-top:3px}
.contact-list a:hover{color:var(--accent)}
.contact .form-card{box-shadow:var(--shadow)}

/* ===== footer ===== */
.site-footer{background:var(--ink);padding-block:clamp(52px,6vw,74px) 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-grid h4{font-size:.86rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;color:#fff}
.footer-grid p{color:rgba(255,255,255,.68);font-size:.95rem;max-width:36ch}
.footer-brand svg{height:44px;width:auto;margin-bottom:16px}
.footer-links li+li{margin-top:8px}
.footer-links a{color:rgba(255,255,255,.74);transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.78);font-size:.95rem}
.footer-contact li+li{margin-top:10px}
.footer-contact a{color:inherit}
.footer-contact a:hover{color:#fff}
.footer-contact svg{width:18px;height:18px;flex:none;color:var(--accent-light);margin-top:3px}
.footer-credit{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:.8rem;color:rgba(255,255,255,.6)}
.footer-credit a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
.footer-credit a:hover{color:rgba(255,255,255,.92)}

/* WhatsApp flotante */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 10px 26px rgba(37,211,102,.4);transition:transform .25s var(--ease)}
.wa-float:hover{transform:scale(1.07);color:#fff}
.wa-float svg{width:30px;height:30px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease);animation:reveal-failsafe 0s linear 3s forwards}
@keyframes reveal-failsafe{to{opacity:1;transform:none}}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.1s}.reveal[data-delay="2"]{transition-delay:.2s}.reveal[data-delay="3"]{transition-delay:.3s}.reveal[data-delay="4"]{transition-delay:.4s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{scroll-behavior:auto!important}}

/* ===== responsive ===== */
@media (max-width:1024px){
  .grid--4,.steps,.stats,.isapres{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .hero{min-height:0}
  .form-card{max-width:620px}
}
@media (max-width:880px){
  .burger{display:flex}
  .nav{position:fixed;top:0;right:0;height:100dvh;width:min(88vw,360px);background:#fff;flex-direction:column;align-items:stretch;padding:96px 22px 30px;gap:8px;transform:translateX(105%);transition:transform .4s var(--ease);box-shadow:var(--shadow-lg);overflow-y:auto}
  .nav{visibility:hidden}
  .nav.is-open{transform:none;visibility:visible}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__list a{padding:14px 14px;font-size:1.06rem;border-radius:12px}
  .nav__cta--desktop{display:none}
  .nav__cta--mobile{display:inline-flex;margin:14px 0 0}
  .grid--3,.grid--2,.split,.contact{grid-template-columns:1fr}
  .split--rev .split__media{order:0}
  .section__head{margin-bottom:28px}
}
@media (max-width:560px){
  body{font-size:.98rem}
  .site-header .container{height:68px}
  .brand svg{height:36px}
  h1{font-size:clamp(1.9rem,8.5vw,2.4rem)}
  .hero{padding-block:56px 64px}
  .hero__actions .btn{width:100%}
  .form-card{padding:24px 20px 20px}
  .form__row{grid-template-columns:1fr}
  .grid--4,.steps,.stats,.isapres,.footer-grid{grid-template-columns:1fr}
  .cta__actions .btn{width:100%}
  .wa-float{right:16px;bottom:16px;width:54px;height:54px}
  .btn--lg{padding:14px 22px}
}

/* isapre: celda de CTA */
.isapre--cta{background:var(--accent-soft);border-color:transparent}
.isapre--cta .btn{white-space:normal}
.footer-isapres{max-width:30ch;line-height:1.7}
.form input::placeholder,.form textarea::placeholder{color:#94A3B8}
.form__phone{display:flex;align-items:stretch}
.form__phone span{display:flex;align-items:center;padding:0 12px;border:1.5px solid var(--line);border-right:0;border-radius:var(--r-sm) 0 0 var(--r-sm);background:var(--base-2);font-weight:600;color:var(--ink);font-size:.95rem}
.form__phone input{border-radius:0 var(--r-sm) var(--r-sm) 0}