/* ============================================================
   Solvyo — Sistema de diseño
   Agencia de IA y automatización para turismo y negocio local
   ============================================================ */

:root {
  /* Color */
  --color-navy: #1B3358;
  --color-navy-dark: #12233d;
  --color-navy-light: #274a72;
  --color-coral: #FF6B4A;
  --color-coral-dark: #e5573a;
  --color-mint: #4FBFA8;
  --color-bone: #F4F1EC;
  --color-bone-dark: #e9e4da;
  --color-white: #FFFFFF;
  --color-ink: #1c2430;
  --color-ink-soft: #4a5468;

  /* Tipografia */
  --font-heading: 'Poppins', 'Manrope', system-ui, sans-serif;
  --font-body: 'Inter', 'Work Sans', system-ui, sans-serif;

  /* Espaciado (escala de 8px) */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-6: 48px;
  --sp-8: 64px;
  --sp-12: 96px;

  /* Otros */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 16px rgba(27, 51, 88, 0.08);
  --shadow-card-hover: 0 8px 28px rgba(27, 51, 88, 0.14);
  --container-max: 1200px;
  --transition: 180ms ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bone);
  line-height: 1.5;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.15;
  margin: 0 0 var(--sp-2);
  font-weight: 600;
}

h1 { font-size: clamp(32px, 5vw, 56px); }
h2 { font-size: clamp(26px, 3.4vw, 34px); }
h3 { font-size: clamp(19px, 2.2vw, 23px); }

p { margin: 0 0 var(--sp-2); color: var(--color-ink-soft); }

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

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-3);
}

section { padding: var(--sp-8) 0; }
section.tight { padding: var(--sp-6) 0; }

/* -------------------- Botones -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), transform var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-coral);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-coral-dark); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy);
}
.btn-outline:hover { background: var(--color-navy); color: var(--color-white); }

.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: var(--color-white);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: var(--color-white); }

.btn-block { width: 100%; }

/* -------------------- Header -------------------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 241, 236, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-bone-dark);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-navy);
}
.logo-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: var(--sp-4);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-weight: 500;
  font-size: 15px;
  color: var(--color-navy);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--color-coral); }
.nav-cta { display: flex; align-items: center; gap: var(--sp-2); }
.nav-toggle { display: none; }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle {
    display: inline-flex;
    align-items: center; justify-content: center;
    width: 44px; height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-navy);
    background: transparent;
    cursor: pointer;
  }
  .nav-cta .btn-outline { display: none; }
}

/* -------------------- Hero -------------------- */
.hero {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  color: var(--color-white);
  padding: var(--sp-12) 0 var(--sp-8);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-8);
  align-items: center;
}
.hero h1 { color: var(--color-white); }
.hero .subtitle {
  color: rgba(255,255,255,0.82);
  font-size: 18px;
  max-width: 46ch;
  margin-bottom: var(--sp-4);
}
.hero-ctas { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.hero-visual {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-visual .chat-bubble {
  background: var(--color-white);
  color: var(--color-ink);
  border-radius: var(--radius-md);
  padding: var(--sp-2) var(--sp-3);
  max-width: 80%;
  font-size: 14px;
  box-shadow: var(--shadow-card);
  margin: 6px;
}
.hero-visual .chat-bubble.reply {
  background: var(--color-mint);
  color: var(--color-navy-dark);
  align-self: flex-end;
}
.hero-visual .chat-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  padding: var(--sp-3);
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

/* -------------------- Secciones genericas -------------------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-coral);
  margin-bottom: var(--sp-1);
}
.section-head { max-width: 60ch; margin-bottom: var(--sp-6); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.grid {
  display: grid;
  gap: var(--sp-3);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
}

/* -------------------- Tarjetas -------------------- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--sp-3);
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--color-coral);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.card.accent-mint { border-top-color: var(--color-mint); }
.card.accent-navy { border-top-color: var(--color-navy); }
.card-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--color-bone);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--sp-2);
  color: var(--color-coral);
}
.card h3 { margin-bottom: 6px; }
.card p { font-size: 15px; margin-bottom: 0; }

.card-stat {
  font-family: var(--font-heading);
  font-size: 30px;
  font-weight: 700;
  color: var(--color-coral);
}

/* -------------------- Problemas / lista con check -------------------- */
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--sp-2); }
.check-list li {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: var(--sp-2) var(--sp-3);
  box-shadow: var(--shadow-card);
}
.check-list .dot {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--color-coral);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  margin-top: 2px;
}

/* -------------------- Pasos -------------------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); counter-reset: step; }
.step { position: relative; padding-top: var(--sp-6); }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
}
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps { grid-template-columns: 1fr; } }

/* -------------------- Tabla de precios -------------------- */
.pricing-table { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--sp-2); align-items: stretch; }
.price-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--sp-3);
  box-shadow: var(--shadow-card);
  display: flex; flex-direction: column;
  border: 2px solid transparent;
}
.price-card.featured { border-color: var(--color-coral); position: relative; }
.price-card.featured::before {
  content: "Más elegido";
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-coral); color: white; font-size: 12px; font-weight: 700;
  padding: 4px 14px; border-radius: var(--radius-pill);
  font-family: var(--font-heading);
}
.price-card .amount { font-family: var(--font-heading); font-size: 28px; color: var(--color-navy); font-weight: 700; margin: var(--sp-1) 0; }
.price-card .amount span { font-size: 14px; font-weight: 500; color: var(--color-ink-soft); }
.price-card ul { list-style: none; padding: 0; margin: var(--sp-2) 0; flex: 1; }
.price-card li { font-size: 14px; padding: 6px 0; border-top: 1px solid var(--color-bone-dark); color: var(--color-ink-soft); }
.price-card li:first-child { border-top: none; }
@media (max-width: 1024px) { .pricing-table { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .pricing-table { grid-template-columns: 1fr; } }

/* -------------------- CTA final -------------------- */
.cta-final {
  background: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--sp-6) var(--sp-4);
  text-align: center;
}
.cta-final h2 { color: var(--color-white); }
.cta-final p { color: rgba(255,255,255,0.8); max-width: 50ch; margin-left: auto; margin-right: auto; }

/* -------------------- FAQ -------------------- */
.faq-item { border-bottom: 1px solid var(--color-bone-dark); padding: var(--sp-2) 0; }
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-navy);
  font-size: 16px;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--color-coral); }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin-top: var(--sp-2); font-size: 15px; }

/* -------------------- Footer -------------------- */
footer.site-footer {
  background: var(--color-navy-dark);
  color: rgba(255,255,255,0.75);
  padding: var(--sp-8) 0 var(--sp-4);
  margin-top: var(--sp-8);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-4); }
.footer-grid h4 { color: var(--color-white); font-size: 14px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 14px; }
.footer-grid a:hover { color: var(--color-coral); }
.footer-bottom {
  margin-top: var(--sp-6);
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 13px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* -------------------- Utilidades -------------------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(79, 191, 168, 0.14);
  color: #1d7a67;
  font-size: 13px; font-weight: 600;
  padding: 6px 12px; border-radius: var(--radius-pill);
}
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 500ms ease, transform 500ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* -------------------- Diagnóstico (multi-paso) -------------------- */
.diag-wrap {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--sp-4);
}
.diag-progress {
  height: 6px;
  background: var(--color-bone-dark);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-bottom: var(--sp-4);
}
.diag-progress-bar {
  height: 100%;
  background: var(--color-coral);
  width: 25%;
  transition: width 300ms ease;
}
.diag-step { display: none; }
.diag-step.active { display: block; }
.field { margin-bottom: var(--sp-3); }
.field label { display: block; font-weight: 600; margin-bottom: 8px; color: var(--color-navy); font-size: 15px; }
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="number"],
.field select {
  width: 100%;
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-bone-dark);
  padding: 0 14px;
  font-size: 15px;
  font-family: var(--font-body);
  background: var(--color-bone);
}
.field input:focus, .field select:focus { outline: 2px solid var(--color-coral); outline-offset: 1px; }
.option-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.option-card {
  border: 2px solid var(--color-bone-dark);
  border-radius: var(--radius-sm);
  padding: 14px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: border-color var(--transition), background var(--transition);
  text-align: center;
}
.option-card input { display: none; }
.option-card.selected { border-color: var(--color-coral); background: rgba(255,107,74,0.06); }
.diag-nav { display: flex; justify-content: space-between; margin-top: var(--sp-4); }
.diag-result { text-align: center; }
.result-figure {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 700;
  color: var(--color-coral);
  margin: var(--sp-2) 0;
}
.result-box {
  background: var(--color-bone);
  border-radius: var(--radius-sm);
  padding: var(--sp-3);
  margin: var(--sp-3) 0;
}