/* Esqueleto: base responsiva; ampliar tokens (color, tipo) con la marca AmoMisClientes */

*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --color-bg: #0f1419;
  --color-surface: #1a2332;
  --color-text: #e8ecf1;
  --color-muted: #9aa5b1;
  --color-accent: #3d8bfd;
  --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --space: clamp(1rem, 3vw, 1.5rem);
  --maxw: 72rem;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(1rem, 2.5vw, 1.0625rem);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(100% - var(--space) * 2, var(--maxw));
  margin-inline: auto;
}

.site-header {
  padding: var(--space) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space);
}

.logo {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-text);
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
}

nav a {
  color: var(--color-muted);
}

nav a:hover {
  color: var(--color-text);
}

.hero {
  padding: clamp(2.5rem, 8vw, 5rem) 0;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  line-height: 1.15;
  font-weight: 700;
}

.hero p.sub {
  margin: 0 0 1.5rem;
  color: var(--color-muted);
  max-width: 36em;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  border-radius: 0.5rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-family: inherit;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  filter: brightness(1.08);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}

section.block {
  padding: clamp(2rem, 6vw, 3.5rem) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

section.block h2 {
  margin: 0 0 1.25rem;
  font-size: clamp(1.35rem, 3.5vw, 1.75rem);
}

.grid-3 {
  display: grid;
  gap: var(--space);
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--color-surface);
  padding: var(--space);
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.site-footer {
  padding: var(--space) 0;
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-muted);
  font-size: 0.875rem;
}