/* ===== ComparAuto — estilos compartidos del sitio ===== */
/* Paleta: verdes profundos. Los dos primeros son los únicos oscuros
   como para llevar texto blanco encima. El verde medio y el turquesa
   son colores de RELLENO: no usarlos como color de texto chico.      */
:root{
  --green:#07685E;      /* verde profundo: nav, botones, títulos, links */
  --green-d:#055049;    /* más oscuro: hover y apretado */
  --petrol:#01696C;     /* petróleo: bandas anchas */
  --mid:#3FA07F;        /* verde medio: solo relleno */
  --teal:#29ABA3;       /* turquesa: foco de campos, detalles */
  --mint:#89C8C0;       /* menta: fondos suaves */
  --green-l:#C9E4DD;    /* menta clara: bordes y píldoras */
  --green-tint:#E6F2EF; /* menta pálida: fondos de sección */
  --yellow:#E3A72F;     /* ámbar cálido: único acento no verde */
  --yellow-d:#C48F22;
  --yellow-l:#FAEBCE;
  --yellow-ink:#3B2A05; /* texto sobre ámbar */
  --ink:#0B2B26;        /* tinta: todo el texto */
  --muted:#4A6B63;      /* texto secundario */
  --line:#D6E6E1;
  --card:#ffffff;
  --bad:#A6402E;
  --shadow:0 6px 20px rgba(11,43,38,.07);
  /* Curva fuerte estándar para entradas y respuesta al apretar. */
  --ease-out:cubic-bezier(0.23, 1, 0.32, 1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Instrument Sans',-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);
  background:#F1F7F5;min-height:100vh}
h1,h2,h3,.ttl{font-family:'Bricolage Grotesque',sans-serif}
a{color:var(--green);text-decoration:none}
img{max-width:100%}

/* ---------- textura ----------
   Grano fino generado por el propio navegador (SVG, sin archivo de imagen y sin
   pedido a internet). Va en una capa fija arriba de todo, sin capturar clicks.
   Para subirlo o bajarlo, tocar SOLO el opacity de abajo: 0.03 apenas se insinúa,
   0.09 ya se nota como papel. Más de 0.12 se come el texto chico.               */
body::before{
  content:'';position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.055;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23g)'/%3E%3C/svg%3E");
  background-size:200px 200px}
@media print{body::before{display:none}}

/* ---------- barra superior y navegación ---------- */
.topbar{background:var(--ink);color:#CFE6E0;text-align:center;font-size:12.5px;padding:8px 12px;font-weight:500;letter-spacing:.2px}
.topbar b{color:var(--yellow)}
.site-nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:13px 20px;background:var(--green);border-bottom:1px solid rgba(255,255,255,.10);flex-wrap:wrap}
.site-nav .brand{font-family:'Bricolage Grotesque';font-weight:800;font-size:20px;color:#fff;letter-spacing:-.5px}
.site-nav .brand .dot{color:var(--mint)}
.site-nav .links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.site-nav .links a{padding:8px 12px;border-radius:10px;color:#D5EAE5;font-weight:600;font-size:14.5px;
  transition:transform 160ms var(--ease-out),background 150ms ease,color 150ms ease}
.site-nav .links a:active{transform:scale(.97)}
.site-nav .links a:hover{background:rgba(255,255,255,.13);color:#fff}
.site-nav .links a.active{background:rgba(255,255,255,.16);color:#fff}
.site-nav .btn-nav{background:var(--yellow)!important;color:var(--yellow-ink)!important}
.site-nav .btn-nav:hover{background:var(--yellow-d)!important}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'Bricolage Grotesque';font-weight:700;font-size:16px;
  padding:14px 26px;border-radius:12px;border:none;cursor:pointer;text-decoration:none;
  transition:transform 160ms var(--ease-out),background 150ms ease,border-color 150ms ease}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-d)}
.btn-yellow{background:var(--yellow);color:var(--yellow-ink)}
.btn-yellow:hover{background:var(--yellow-d)}
.btn-ghost{background:#fff;color:var(--green);border:1.5px solid var(--green-l)}
.btn-ghost:hover{border-color:var(--green)}

/* ---------- estructura ---------- */
.container{max-width:1080px;margin:0 auto;padding:0 16px}
.section{padding:56px 0}
.section h2{font-size:30px;font-weight:800;margin:0 0 8px;letter-spacing:-.5px;text-align:center}
.section .lead{color:var(--muted);text-align:center;max-width:620px;margin:0 auto 34px;font-size:16px}
.eyebrow{display:inline-block;background:var(--green-tint);color:var(--green);font-weight:700;font-size:12px;
  letter-spacing:.6px;text-transform:uppercase;padding:5px 12px;border-radius:20px;margin-bottom:14px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding:60px 0 40px}
.hero h1{font-size:52px;line-height:1.03;font-weight:800;margin:0 0 16px;letter-spacing:-1.5px}
.hero h1 .hl{color:var(--green)}
.hero p.sub{font-size:18px;color:var(--muted);margin:0 0 26px;max-width:520px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-art{background:var(--green);border-radius:24px;padding:26px;position:relative}
.hero-art .tag{position:absolute;top:-14px;right:22px;background:var(--yellow);color:var(--yellow-ink);
  font-family:'Bricolage Grotesque';font-weight:800;font-size:13px;padding:7px 14px;border-radius:20px;transform:rotate(3deg)}
.mockcard{background:#fff;border-radius:14px;padding:14px;margin-bottom:12px}
.mockcard .mh{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.mockcard .mh b{font-family:'Bricolage Grotesque';font-size:15px}
.mockcard .badge{background:var(--green);color:#fff;font-size:10px;font-weight:700;padding:2px 8px;border-radius:12px}
.mockrow{display:flex;justify-content:space-between;font-size:13px;padding:6px 8px;border-radius:8px;background:#F4F8F7;margin-bottom:5px}
.mockrow.best{background:var(--green-tint)} .mockrow.best b{color:var(--green)}
.mockrow span{color:var(--muted)} .mockrow b{font-weight:700}
.hero-dark{position:relative;color:#fff;isolation:isolate;overflow:hidden}
.hero-dark .bg{position:absolute;inset:0;z-index:-2;background:#06231F center/cover no-repeat}
.hero-dark::after{content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(115deg,rgba(6,35,31,.95) 0%,rgba(7,104,94,.80) 55%,rgba(41,171,163,.45) 100%)}
.hero-dark .hero-inner{padding:88px 0 76px}
.hero-dark h1{color:#fff;font-size:58px}
.hero-dark h1 .hl{color:var(--yellow)}
.hero-dark p.sub{color:#DDEEE9;font-size:19px;max-width:540px}
.hero-dark .btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.hero-dark .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.10)}
.trust{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;align-items:center;color:#CFE6E0;font-size:13.5px}
.trust .t{display:flex;align-items:center;gap:7px}
.trust .t b{color:#fff}

/* ---------- bloques de contenido ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;text-align:center;box-shadow:var(--shadow)}
.step .num{width:44px;height:44px;border-radius:50%;background:var(--mid);color:#fff;font-family:'Bricolage Grotesque';font-weight:800;
  display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:20px}
.step h3{margin:0 0 6px;font-size:17px}
.step p{margin:0;color:var(--muted);font-size:14px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.feat .ic{font-size:26px;margin-bottom:10px}
.feat h3{margin:0 0 6px;font-size:16px}
.feat p{margin:0;color:var(--muted);font-size:14px}
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:920px;margin:0 auto}
.check-item{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.check-item .ck{flex:none;width:36px;height:36px;border-radius:10px;background:var(--green-tint);color:var(--green);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.check-item h3{margin:0 0 4px;font-size:16px}
.check-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.55}
.stats-band{background:var(--green);border-radius:20px;padding:38px;display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;text-align:center;color:#fff}
.stats-band .s b{font-family:'Bricolage Grotesque';font-weight:800;font-size:36px;display:block;line-height:1;margin-bottom:4px}
.stats-band .s span{color:#CFE6E0;font-size:13.5px}
.cta-band{background:var(--green);border-radius:20px;padding:44px;text-align:center;color:#fff}
.cta-band h2{color:#fff;font-size:30px;margin:0 0 10px}
.cta-band p{color:#DDEEE9;margin:0 0 22px;font-size:16px}
.cta-band .btn-yellow{font-size:17px}

/* ---------- artículo y preguntas ---------- */
.article{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:34px;box-shadow:var(--shadow);max-width:820px;margin:0 auto}
.article h2{text-align:left;font-size:24px;margin:28px 0 10px;color:var(--ink)}
.article h2:first-child{margin-top:0}
.article p{font-size:16px;line-height:1.75;color:#22423A;margin:0 0 14px}
.article ul{padding-left:20px;line-height:1.7;color:#22423A}
.article li{margin-bottom:8px}
.article .box{background:var(--green-tint);border:1px solid var(--green-l);border-radius:12px;padding:16px;margin:16px 0;font-size:15px}
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:2px 18px;margin-bottom:12px;box-shadow:var(--shadow)}
.faq summary{list-style:none;cursor:pointer;padding:16px 0;font-family:'Bricolage Grotesque';font-weight:600;font-size:16.5px;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  transition:transform 160ms var(--ease-out)}
.faq summary:active{transform:scale(.99)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--green);font-size:22px;font-weight:700}
.faq details[open] summary::after{content:'\2013'}
.faq details p{margin:0 0 16px;color:#22423A;line-height:1.7;font-size:15px}

/* ---------- pie ---------- */
.site-foot{background:#06231F;color:#B9D6CF;padding:34px 20px;margin-top:40px;text-align:center;font-size:13.5px;line-height:1.7}
.site-foot .fbrand{font-family:'Bricolage Grotesque';font-weight:800;color:#fff;font-size:18px;margin-bottom:6px}
.site-foot .cols{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;text-align:left;
  padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.10)}
.site-foot .cols h4{color:#fff;font-family:'Bricolage Grotesque';font-size:15px;margin:0 0 12px}
.site-foot .cols a{display:block;color:#B9D6CF;margin-bottom:8px;font-size:13.5px}
.site-foot .cols a:hover{color:var(--yellow)}
.site-foot .fabout{color:#B9D6CF;font-size:13.5px;max-width:320px;line-height:1.6;margin-top:8px}
.site-foot .social{display:flex;gap:10px;margin-top:14px}
.site-foot .social a{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.08);display:flex;
  align-items:center;justify-content:center;color:#fff;font-size:16px}
.site-foot .social a:hover{background:var(--green)}
.site-foot .bottom{padding-top:18px;font-size:12.5px;color:#8FB3AB;text-align:center;max-width:820px;margin:0 auto}

@media(max-width:820px){
  .hero-inner{grid-template-columns:1fr;padding:34px 0}.hero h1{font-size:38px}.hero-dark h1{font-size:40px}
  .steps{grid-template-columns:1fr 1fr}.features{grid-template-columns:1fr}.section{padding:40px 0}
  .check-list{grid-template-columns:1fr}.stats-band{grid-template-columns:1fr 1fr}
  .site-foot .cols{grid-template-columns:1fr;text-align:center}.site-foot .social{justify-content:center}
  .site-foot .fabout{margin:8px auto 0}
}
@media(max-width:520px){.steps{grid-template-columns:1fr}.hero h1{font-size:32px}}

/* Menos movimiento: se va el desplazamiento, quedan los cambios de color y opacidad. */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn:active,.site-nav .links a:active,.faq summary:active{transform:none}
}

.site-nav .brand{padding:0}
.site-nav .brand-logo{display:block;height:62px;width:auto;background:#fff;border-radius:9px;padding:5px 11px;box-sizing:border-box}
@media(max-width:520px){.site-nav .brand-logo{height:50px;padding:4px 9px}}