:root {
  --ink: #14201c;
  --muted: #3d524a;
  --paper: #f3f6f2;
  --panel: #ffffff;
  --line: #d5e0da;
  --accent: #1f6b57;
  --accent-deep: #134a3d;
  --sand: #e8f0ea;
  --glow: #c5e4d4;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 10% -10%, var(--glow), transparent 60%),
    radial-gradient(700px 420px at 90% 0%, #dfece4, transparent 55%),
    linear-gradient(180deg, #eef4f0 0%, var(--paper) 45%, #e7efe9 100%);
}

.top {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.top.is-solid {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(243, 246, 242, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--line);
  max-width: none;
  padding-left: max(1.5rem, calc((100% - 1120px) / 2 + 1.5rem));
  padding-right: max(1.5rem, calc((100% - 1120px) / 2 + 1.5rem));
}

.top.is-solid .brand,
.top.is-solid nav a { color: var(--ink); }
.top.is-solid .nav-cta {
  color: var(--accent-deep) !important;
  border-color: var(--accent);
  background: transparent;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-cta {
  color: var(--accent-deep) !important;
  border: 1px solid var(--accent);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
}

.eyebrow {
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
}
.lead {
  max-width: 34rem;
  margin: 1.25rem 0 1.75rem;
  font-size: 1.2rem;
  color: var(--muted);
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary {
  background: var(--accent);
  color: #fff;
}
.btn.primary:hover { background: var(--accent-deep); }
.btn.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.trust {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.pain, .strip, .for-who, .precios, .demo {
  max-width: 1080px;
  margin: 0 auto;
  padding: 3.25rem 1.5rem 1.5rem;
}

.section-lead {
  margin: -0.6rem 0 1.75rem;
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.08rem;
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.55rem);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.pain {
  padding-top: 4rem;
  padding-bottom: 1rem;
}
.pain h2 { max-width: 18ch; }
.pain .section-lead { margin-bottom: 0; font-size: 1.15rem; }

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
  counter-reset: none;
}
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 0;
  border: none;
  background: transparent;
}
.num {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--sand);
  color: var(--accent-deep);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-family: var(--font-display);
}
.steps h3 {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
}
.steps p { margin: 0; color: var(--muted); }

.who-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.who-list li {
  display: grid;
  gap: 0.25rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}
.who-list strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
}
.who-list span { color: var(--muted); }

.price-grid {
  display: grid;
  gap: 1rem;
}
.price {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.35rem 1.35rem 1.45rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  position: relative;
}
.price.featured {
  border-color: var(--accent);
  box-shadow: 0 16px 44px rgba(31, 107, 87, 0.12);
}
.price-tag {
  position: absolute;
  top: 0.95rem;
  right: 0.95rem;
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-deep);
  background: var(--sand);
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
}
.price h3 {
  margin: 0;
  font-size: 1.2rem;
}
.amount {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--ink) !important;
  margin: 0.2rem 0 0.5rem !important;
  line-height: 1;
}
.amount span { font-size: 1rem; color: var(--muted); }
.price-features {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  flex: 1;
}
.price-features li {
  padding-left: 1.1rem;
  position: relative;
}
.price-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}
.price-cta { margin-top: auto; width: 100%; }

.demo {
  display: grid;
  gap: 1.75rem;
  padding-bottom: 4.5rem;
  padding-top: 3.5rem;
}
.demo-copy p { color: var(--muted); max-width: 28rem; margin: 0 0 1rem; }
.demo-points {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
}
.demo-points li {
  padding-left: 1.1rem;
  position: relative;
}
.demo-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}
.text-link {
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: none;
}
.text-link:hover { text-decoration: underline; }

form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.25rem;
  display: grid;
  gap: 0.85rem;
  box-shadow: 0 18px 40px rgba(20, 32, 28, 0.06);
}
label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
}
input, select, textarea {
  font: inherit;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fbfdfb;
  color: var(--ink);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(31, 107, 87, 0.35);
  border-color: var(--accent);
}
.full-btn { width: 100%; border: none; }
.form-msg {
  min-height: 1.25rem;
  margin: 0;
  font-size: 0.95rem;
  color: var(--accent-deep);
}
.form-msg.error { color: #9b1c1c; }

footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.fine { font-size: 0.9rem; }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (min-width: 800px) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .steps li { grid-template-columns: 1fr; }
  .who-list { grid-template-columns: repeat(3, 1fr); gap: 0 1.5rem; border-top: none; }
  .who-list li {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 1.35rem 0;
  }
  .price-grid-2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 760px;
  }
  .demo { grid-template-columns: 0.95fr 1.05fr; align-items: start; }
  form { grid-template-columns: 1fr 1fr; }
  .full, .full-btn, .form-msg { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  nav a:not(.nav-cta) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}