/* ==========================================================================
   Amachti — estilos base
   ========================================================================== */

:root {
  /* Paleta */
  --color-bg: #FAFAFC;
  --color-bg-alt: #F1EFFB;
  --color-surface: #FFFFFF;
  --color-border: #E7E4F5;

  --color-ink: #15132A;
  --color-ink-soft: #4C4A66;
  --color-ink-muted: #7A7791;

  --color-primary: #6C4CFA;
  --color-primary-dark: #5636D9;
  --color-primary-soft: #EFEAFF;

  --color-accent: #FF8A5C;
  --color-accent-dark: #E96F3F;

  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1DA851;

  --hero-grad-start: #120E2A;
  --hero-grad-mid: #241A55;
  --hero-grad-end: #402A78;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 10px rgba(21, 19, 42, 0.06);
  --shadow-md: 0 12px 30px rgba(21, 19, 42, 0.10);
  --shadow-lg: 0 20px 50px rgba(21, 19, 42, 0.16);

  --font-body: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --container-w: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  z-index: 200;
}
.skip-link:focus { left: 0; }

/* ==========================================================================
   Botones
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { box-shadow: var(--shadow-md); }

.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-lg { padding: 15px 28px; font-size: 1.02rem; }

.icon { flex-shrink: 0; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */

.site-header {
  background:
    radial-gradient(60% 80% at 85% 0%, rgba(255, 138, 92, 0.20), transparent 60%),
    linear-gradient(160deg, var(--hero-grad-start), var(--hero-grad-mid) 55%, var(--hero-grad-end));
  color: #fff;
  padding-bottom: 96px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-name {
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: #fff;
}
.brand-name.small { font-size: 1.15rem; color: var(--color-ink); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-weight: 500;
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.15s ease;
}
.nav-link:hover { color: #fff; }

.nav-cta { padding: 10px 20px; font-size: 0.92rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 18px;
  margin: 0 auto;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */

.hero {
  padding-top: 56px;
  max-width: 760px;
}

.eyebrow {
  display: inline-block;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(255, 138, 92, 0.12);
  border: 1px solid rgba(255, 138, 92, 0.3);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  font-weight: 800;
}

.hero-sub {
  font-size: 1.12rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 620px;
  margin: 0 0 34px;
}

.hero-heritage {
  font-size: 0.86rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.5);
  max-width: 560px;
  margin: -20px 0 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
}
.hero .btn-ghost:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   Secciones genéricas
   ========================================================================== */

.section {
  padding: 88px 0;
  margin-top: -56px;
}

.section-alt { background: var(--color-bg-alt); }

.section-eyebrow {
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 12px;
}

.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 700px;
}

.section-lead {
  font-size: 1.08rem;
  color: var(--color-ink-soft);
  max-width: 620px;
  margin: 0 0 44px;
}

/* Cards grid (Apps) */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: 18px;
}

.card h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
  font-weight: 700;
}

.card p {
  color: var(--color-ink-soft);
  font-size: 0.98rem;
  margin: 0 0 18px;
}

.badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.badge-live { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.badge-dev { background: #FFF1E8; color: var(--color-accent-dark); }

/* Split layout (Forja / GBrain) */

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.split-reverse .split-text { order: 2; }
.split-reverse .split-visual { order: 1; }

.feature-list { margin: 0 0 30px; display: flex; flex-direction: column; gap: 12px; }

.feature-list li {
  position: relative;
  padding-left: 28px;
  color: var(--color-ink-soft);
  font-size: 1rem;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
}

.split-visual { display: flex; justify-content: center; }

/* Phone mock (Forja) */

.phone-mock {
  width: 100%;
  max-width: 320px;
  background: var(--color-ink);
  border-radius: 28px;
  padding: 14px;
  box-shadow: var(--shadow-lg);
}

.phone-mock-header {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 10px 14px;
}
.phone-mock-header .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-whatsapp);
}

.phone-mock-body {
  background: #F5F3FF;
  border-radius: 18px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 280px;
  justify-content: flex-end;
}

.bubble {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.88rem;
  line-height: 1.42;
}
.bubble-in {
  background: #fff;
  border: 1px solid var(--color-border);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.bubble-out {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

/* Brain mock (GBrain) */

.brain-mock {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1 / 1;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  padding: 20px;
}

/* Contacto */

.section-contact { text-align: center; }
.section-contact .section-title,
.section-contact .section-lead { margin-left: auto; margin-right: auto; }

.contact-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.section-contact .btn-primary { background: linear-gradient(135deg, var(--color-whatsapp), var(--color-whatsapp-dark)); }

.calcom-slot {
  max-width: 640px;
  margin: 0 auto;
  border: 1.5px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  background: var(--color-surface);
}

.calcom-placeholder {
  margin: 0;
  color: var(--color-ink-muted);
  font-weight: 500;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.7);
  padding: 44px 0 30px;
  text-align: center;
}

.footer-inner p { margin: 6px 0; font-size: 0.92rem; }

.footer-copy { color: rgba(255, 255, 255, 0.45); font-size: 0.82rem; margin-top: 16px; }

/* ==========================================================================
   Reveal animation
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split-reverse .split-text { order: 1; }
  .split-reverse .split-visual { order: 2; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--hero-grad-mid);
    border-radius: 0 0 20px 20px;
    box-shadow: var(--shadow-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-menu.is-open { max-height: 400px; }

  .nav-menu li { border-top: 1px solid rgba(255, 255, 255, 0.08); }
  .nav-link { display: block; padding: 16px 24px; }
  .nav-cta { margin: 14px 24px; text-align: center; justify-content: center; }

  .hero { padding-top: 32px; }
  .section { padding: 64px 0; margin-top: -40px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .contact-actions { flex-direction: column; align-items: stretch; }
}