/* ConstruCostos PRO — hoja de estilo.
 * Paleta fría y sobria: acá se vende software a alguien que compara
 * herramientas, no a alguien que busca quién le construya. */
:root{
  --ink:#101418; --ink-2:#39424b; --muted:#6d7883;
  --bg:#fff; --bg-2:#f5f7f8; --line:#e3e7ea;
  --blue:#12466b; --blue-lt:#1a6698; --blue-soft:#eaf2f8;
  --ok:#1d7a4d; --no:#b0b8bf;
  --r:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.18}
p{margin:0 0 1em}
img{max-width:100%;display:block}
.hidden{display:none!important}
.hp{position:absolute;left:-9999px}
.micro{font-size:12.5px;color:var(--muted);margin:14px 0 0;line-height:1.5}
.section-lede{text-align:center;color:var(--muted);max-width:560px;margin:0 auto 2.6em}

/* nav + footer live in /nav-footer.css — shared by every page. Don't
   redeclare .nav/.foot/.lang/.brand-* here. Note: .nav-cta there is black,
   not blue — the shell is deliberately uniform even on this page's cooler
   palette. */

/* buttons — display:inline-block + text-decoration:none porque estas clases
   se usan tanto en <a> como en <button>. */
.btn-primary,.btn-ghost{display:inline-block;font-family:inherit;font-weight:700;font-size:15px;
  cursor:pointer;text-decoration:none;text-align:center;line-height:1.2;border-radius:999px;padding:13px 26px}
.btn-primary{border:none;background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-lt)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink);background:var(--bg-2)}
.btn-lg{font-size:17px;padding:16px 32px}

/* hero */
.hero{display:grid;grid-template-columns:1fr .85fr;gap:52px;align-items:center;
  max-width:1120px;margin:0 auto;padding:66px 26px 74px}
.eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--blue-lt);margin-bottom:1.1em}
.hero h1{font-size:clamp(29px,4.4vw,46px);font-weight:800;letter-spacing:-.02em}
.lede{font-size:clamp(15.5px,1.5vw,18px);color:var(--ink-2);margin:1.2em 0 1.9em}
.hero-shot{margin:0}
/* Sombra suave + borde: la muestra debe leerse como un documento sobre la
   mesa, no como una imagen pegada en la página. */
.hero-shot img{border:1px solid var(--line);border-radius:10px;box-shadow:0 18px 44px rgba(16,20,24,.13)}
.hero-shot figcaption{font-size:12px;color:var(--muted);margin-top:12px;text-align:center;line-height:1.5}

/* pain */
.pain{background:var(--ink);color:#fff;padding:70px 26px}
.pain h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;text-align:center;max-width:1000px;margin:0 auto 1.5em}
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 44px;max-width:900px;margin:0 auto}
.pain-n{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--blue-lt);margin-bottom:6px}
.pain-item h3{font-size:17px;font-weight:700;color:#fff}
.pain-item p{font-size:14.5px;color:#b3bcc4;margin:0}

/* how */
.how{max-width:1000px;margin:0 auto;padding:74px 26px}
.how h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;text-align:center;margin-bottom:1.5em}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.how-step{background:var(--bg-2);border-radius:var(--r);padding:26px 22px}
.how-n{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;
  background:var(--blue);color:#fff;font-weight:700;font-size:14px;margin-bottom:14px}
.how-step h3{font-size:16px;font-weight:700}
.how-step p{font-size:14px;color:var(--muted);margin:0}
.callout{margin-top:30px;border:1px solid var(--blue-lt);background:var(--blue-soft);
  border-radius:var(--r);padding:24px 26px}
.callout h4{font-size:16px;font-weight:800;color:var(--blue)}
.callout p{font-size:14.5px;color:#264a63;margin:0}

/* pricing */
.pricing{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:74px 26px}
.pricing h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;text-align:center}
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:760px;margin:0 auto;align-items:start}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px}
.plan.feat{border:2px solid var(--blue);position:relative;padding-top:34px}
.plan-badge{position:absolute;top:-13px;left:26px;background:var(--blue);color:#fff;font-size:11.5px;
  font-weight:700;padding:5px 13px;border-radius:999px}
.plan-name{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.plan-price{font-size:38px;font-weight:800;letter-spacing:-.02em;margin-top:4px}
.plan-price span{font-size:16px;font-weight:600;color:var(--muted)}
.plan-per{font-size:12.5px;color:var(--muted);margin-bottom:20px;line-height:1.45}
.plan ul{list-style:none;padding:0;margin:0 0 22px}
.plan li{font-size:14px;padding:7px 0 7px 25px;position:relative;border-bottom:1px solid var(--line)}
.plan li:last-child{border-bottom:none}
.plan li::before{position:absolute;left:0;font-weight:800}
.plan li.yes::before{content:"✓";color:var(--ok)}
.plan li.no::before{content:"×";color:var(--no)}
.plan li.no{color:var(--no)}
.plan .btn-primary,.plan .btn-ghost{width:100%}

/* roadmap */
.roadmap{max-width:900px;margin:0 auto;padding:74px 26px}
.roadmap h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;text-align:center}
.road-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.road-item{border:1px dashed var(--line);border-radius:var(--r);padding:24px 22px}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;
  color:var(--blue);background:var(--blue-soft);padding:4px 11px;border-radius:999px;margin-bottom:12px}
.road-item h3{font-size:16px;font-weight:700}
.road-item p{font-size:14px;color:var(--muted);margin:0}
.road-foot{text-align:center;color:var(--muted);font-size:14px;margin-top:2em}

/* signup */
.signup{background:var(--ink);color:#fff;padding:74px 26px}
.signup-inner{max-width:560px;margin:0 auto;text-align:center}
.signup h2{font-size:clamp(24px,3.4vw,34px);font-weight:800}
.signup>.signup-inner>p{color:#b3bcc4;font-size:15px;margin-bottom:2em}
#trial-form{text-align:left;display:flex;flex-direction:column;gap:14px}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:#c9d1d8}
input,select{font-family:inherit;font-size:15px;font-weight:400;padding:12px 13px;border-radius:9px;
  border:1px solid #333c45;background:#1a2028;color:#fff}
input::placeholder{color:#6d7883}
input:focus,select:focus{outline:2px solid var(--blue-lt);outline-offset:1px;border-color:transparent}
.err{border-color:#e05a48!important}
#trial-form .btn-primary{margin-top:6px}
#trial-form .micro{color:#8b959e;text-align:center}
.signup-done h3{font-size:22px;font-weight:800}
.signup-done p{color:#b3bcc4;font-size:15px}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px;padding:48px 20px 56px}
  .hero-shot{order:2;max-width:460px;margin:0 auto}
  .how-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
  /* La mayoría de estas visitas llegan del celular, desde un enlace en
     Instagram o WhatsApp. */
  .pain-grid,.plans,.road-grid,.f2{grid-template-columns:1fr}
  .pain,.how,.pricing,.roadmap,.signup{padding:52px 18px}
  .btn-primary,.btn-ghost{width:100%}
  .btn-lg{font-size:16px;padding:15px 20px}
  /* iOS Safari hace zoom al enfocar un input de menos de 16px y no lo
     deshace: la página queda corrida de lado el resto de la visita. */
  input,select{font-size:16px}
}