:root {
  --rojo: #dc143c;
  --rojo-dark: #b30f2d;
  --blanco: #ffffff;
  --gris-95: #0b0b0e;
  --gris-90: #111;
  --gris-70: #3d3d45;
  --gris-60: #555a63;
  --gris-40: #aeb2bd;
  --gris-30: #d8dae0;
  --gris-20: #e9eaee;
  --gris-10: #f5f5f7;
  --verde: #1e8a4c;
  --ambar: #b57614;
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 6px 24px rgba(16, 24, 40, 0.08);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--gris-90);
  background: var(--blanco);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 720px; }
@media (max-width: 640px) {
  .container { padding: 0 20px; }
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { letter-spacing: -0.015em; }
h1 { font-size: clamp(34px, 5vw, 56px); font-weight: 800; line-height: 1.1; margin: 18px 0; }
h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 700; margin: 0 0 24px; }
h3 { font-size: 18px; font-weight: 600; margin: 0 0 8px; }
p  { color: var(--gris-70); }

.rojo { color: var(--rojo); }

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid var(--gris-20);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; padding-bottom: 14px; }
.logo { font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.logo span { color: var(--rojo); }
.logo.small { font-size: 18px; }
.nav nav { display: flex; gap: 22px; }
.nav nav a { font-size: 14px; color: var(--gris-70); font-weight: 500; }
.nav nav a:hover { color: var(--gris-90); }
@media (max-width: 640px) {
  .nav nav { display: none; }
  .nav-inner { padding-top: 12px; padding-bottom: 12px; }
  .logo { font-size: 18px; }
}

/* BUTTONS */
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 600; border: 0; cursor: pointer; font-size: 15px; transition: transform .05s, filter .15s, background .15s; }
.btn-primary { background: var(--rojo); color: #fff; }
.btn-primary:hover { background: var(--rojo-dark); }
.btn-ghost { background: transparent; color: var(--gris-70); border: 1px solid var(--gris-30); }
.btn-ghost:hover { border-color: var(--gris-60); color: var(--gris-90); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-lg { padding: 16px 28px; font-size: 16px; }
.btn-full { width: 100%; }

/* HERO */
.hero { padding: 64px 0 72px; background: linear-gradient(180deg, #fff 0%, #faf9fa 100%); }
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
@media (max-width: 880px) { .hero-inner { grid-template-columns: 1fr; gap: 40px; } }
.pill {
  display: inline-block; background: #fff1f3; color: var(--rojo);
  padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: 600;
  border: 1px solid #ffcdd3;
}
.lead { font-size: 18px; color: var(--gris-70); max-width: 520px; }
.cta-row { display: flex; gap: 12px; margin: 26px 0 14px; flex-wrap: wrap; }
.reassurance { font-size: 14px; color: var(--gris-60); }

/* Phone mockup */
.hero-visual { display: flex; justify-content: center; }
.phone {
  width: 320px; padding: 14px; background: #1e1f24;
  border-radius: 32px; box-shadow: var(--shadow-md);
}
.wa-chat { background: #ece5dd; border-radius: 20px; overflow: hidden; }
.wa-head { background: #075e54; color: #fff; padding: 12px 14px; display: flex; gap: 10px; align-items: center; }
.wa-avatar { background: var(--rojo); color: #fff; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 12px; }
.wa-name { font-weight: 600; font-size: 14px; }
.wa-status { font-size: 11px; opacity: .8; }
.wa-msgs { padding: 16px 14px; min-height: 260px; display: flex; flex-direction: column; }
.wa-msg { max-width: 85%; padding: 10px 12px; border-radius: 10px; font-size: 13.5px; line-height: 1.45; color: #111; }
.wa-msg-in { background: #fff; align-self: flex-start; box-shadow: 0 1px 0.5px rgba(0,0,0,0.13); }
.wa-msg-in strong { color: var(--rojo); }
.wa-msg .link { color: #0369a1; text-decoration: underline; word-break: break-all; }
.wa-time { font-size: 11px; color: var(--gris-60); margin-top: 6px; align-self: flex-start; }

/* SECTIONS */
section { padding: 72px 0; }
section h2 { text-align: center; }
section .sub { text-align: center; color: var(--gris-60); max-width: 640px; margin: -12px auto 32px; }

.porque { background: var(--gris-10); }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 760px) { .cards-3 { grid-template-columns: 1fr; } }
.card-mini { background: #fff; border: 1px solid var(--gris-20); border-radius: var(--radius); padding: 24px; }
.card-mini .icon { font-size: 28px; margin-bottom: 10px; }

/* COMO */
.pasos { list-style: none; padding: 0; max-width: 760px; margin: 0 auto; }
.pasos li { display: flex; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--gris-20); }
.pasos li:last-child { border-bottom: 0; }
.step-num { background: var(--rojo); color: #fff; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; flex-shrink: 0; }

/* PRECIOS */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .plans { grid-template-columns: 1fr; } }
.plan {
  background: #fff; border: 1px solid var(--gris-20); border-radius: var(--radius);
  padding: 22px 20px; display: flex; flex-direction: column; position: relative;
}
.plan.highlight { border-color: var(--rojo); box-shadow: var(--shadow-md); }
.plan-badge { position: absolute; top: -12px; left: 20px; background: var(--rojo); color: #fff; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.plan-head { font-weight: 600; font-size: 15px; color: var(--gris-60); }
.plan-price { margin: 10px 0; display: flex; flex-direction: column; }
.plan-price .usd { font-weight: 800; font-size: 28px; color: var(--gris-90); }
.plan-price .ars { font-size: 14px; color: var(--gris-60); }
.per-person { font-size: 12px; color: var(--rojo); font-weight: 600; margin-bottom: 6px; }
.plan ul { list-style: none; padding: 0; margin: 10px 0 18px; font-size: 14px; color: var(--gris-70); flex: 1; }
.plan ul li { padding: 4px 0; }
.plan ul li::before { content: "✓"; color: var(--verde); margin-right: 8px; font-weight: 700; }
.small-note { font-size: 13px; color: var(--gris-60); text-align: center; margin-top: 18px; }

/* FORM */
.form-checkout { display: grid; gap: 16px; background: var(--gris-10); padding: 28px; border-radius: var(--radius); border: 1px solid var(--gris-20); }
.form-checkout label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; color: var(--gris-70); }
.form-checkout input, .form-checkout select { padding: 12px 14px; border: 1px solid var(--gris-30); border-radius: 10px; font-size: 15px; font-family: inherit; background: #fff; }
.form-checkout input:focus, .form-checkout select:focus { outline: 2px solid var(--rojo); outline-offset: 1px; }
.form-checkout .check { flex-direction: row; align-items: flex-start; gap: 10px; font-size: 13px; line-height: 1.5; color: var(--gris-60); }
.form-checkout .check a { color: var(--rojo); text-decoration: underline; }
.form-checkout .check input { transform: translateY(2px); }
.beneficiarios { display: grid; gap: 12px; padding: 14px; background: #fff; border-radius: 10px; border: 1px dashed var(--gris-30); }
.beneficiarios .ben-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.beneficiarios small { color: var(--gris-60); font-size: 12px; }
.resumen { background: #fff; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--gris-20); font-size: 14px; color: var(--gris-70); }
.resumen strong { color: var(--gris-90); }
.form-error { color: var(--rojo); font-size: 14px; min-height: 1em; margin: 0; }

/* Confirmación paso 2 */
.confirmar-box { background: var(--blanco); border: 1px solid var(--gris-20); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-md); }
.confirmar-box h3 { font-size: 22px; margin: 0 0 6px; color: var(--gris-90); }
.confirmar-intro { color: var(--gris-60); font-size: 14px; margin: 0 0 22px; }
.confirmar-kv { display: grid; grid-template-columns: 160px 1fr; gap: 10px 20px; margin: 0 0 20px; padding: 18px; background: var(--gris-10); border-radius: 10px; }
.confirmar-kv dt { color: var(--gris-60); font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; font-weight: 600; }
.confirmar-kv dd { margin: 0; color: var(--gris-90); font-size: 15px; font-weight: 500; word-break: break-word; }
.confirmar-total { background: #fff1f3; border: 1px solid #ffcdd3; border-radius: 10px; padding: 16px 18px; margin-bottom: 20px; font-size: 16px; color: var(--gris-90); text-align: center; }
.confirmar-total strong { color: var(--rojo); font-size: 22px; display: block; margin-bottom: 4px; }
.confirmar-total .ars-small { color: var(--gris-60); font-size: 13px; }
.confirmar-actions { display: flex; gap: 12px; }
.confirmar-actions .btn { flex: 1; }
@media (max-width: 520px) {
  .confirmar-kv { grid-template-columns: 1fr; gap: 4px 0; }
  .confirmar-kv dt { margin-top: 10px; }
  .confirmar-actions { flex-direction: column-reverse; }
}

/* FAQ */
.faq details { background: #fff; border: 1px solid var(--gris-20); border-radius: 10px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--gris-90); list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; font-size: 20px; color: var(--gris-40); transition: transform .15s; }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 10px 0 0; color: var(--gris-70); }

/* FOOTER */
footer { border-top: 1px solid var(--gris-20); padding: 32px 0; background: var(--gris-10); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 13px; color: var(--gris-60); }
.footer-inner a { display: block; margin-top: 4px; }
.footer-inner a:hover { color: var(--gris-90); }