/* ============================================
   León Consulting - Sitio Web 2.0
   Estilos Centralizados
   ============================================ */

/* Variables CSS - Paleta Corporativa */
:root {
  --color-primary: #191F3E;
  --color-secondary: #2C3359;
  --color-blue-soft: #39436B;
  --color-accent: #D9A441;
  --color-ivory: #F1EEDB;
  --color-gray: #5F6368;
  --color-light: #F7F8FA;
  --color-white: #FFFFFF;
  --color-dark: #111827;
  
  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Typography */
  --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-xs: 0.875rem;
  --font-size-sm: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.5rem;
  --font-size-xl: 2rem;
  --font-size-xxl: 2.5rem;
  
  /* Z-index */
  --z-header: 100;
  --z-modal: 1000;
  --z-floating: 900;
}

/* ============================================
   RESET Y BASE
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

.skip-link {
  position: fixed;
  top: 0;
  left: var(--spacing-sm);
  z-index: calc(var(--z-modal) + 1);
  padding: 0.75rem 1rem;
  color: var(--color-primary);
  background-color: var(--color-accent);
  border-radius: 0 0 6px 6px;
  font-weight: 700;
  transform: translateY(-120%);
  transition: transform 0.2s ease;
}

.skip-link:focus,
.skip-link:focus-visible {
  color: var(--color-primary);
  transform: translateY(0);
}

main[tabindex="-1"]:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: -3px;
}

/* ============================================
   TIPOGRAFÍA
   ============================================ */

h1 {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

h4 {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-gray);
  line-height: 1.7;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #c49136;
}

ul, ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

li {
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray);
}

/* ============================================
   HEADER Y NAVEGACIÓN
   ============================================ */

header {
  position: sticky;
  top: 0;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem var(--spacing-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: var(--z-header);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-white);
}

.logo img {
  width: auto;
  height: 52px;
  margin-right: var(--spacing-sm);
}

nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  gap: var(--spacing-md);
}

nav a {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color 0.3s ease;
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
}

@media (max-width: 1050px) {
  nav ul {
    gap: var(--spacing-md);
  }

  nav a {
    font-size: var(--font-size-xs);
  }
}

nav a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

nav a.is-active,
nav a[aria-current="page"] {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  font-weight: 700;
}

nav a.is-active::after,
nav a[aria-current="page"]::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  margin-top: 0.2rem;
  background-color: var(--color-accent);
  border-radius: 999px;
}

.hamburger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  cursor: pointer;
  gap: 5px;
  padding: 0;
  background: transparent;
  border: 0;
}

.hamburger:hover {
  background: transparent;
  box-shadow: none;
  transform: none;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: 0.3s;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translateY(12px);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translateY(-10px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-secondary);
    padding: var(--spacing-md);
    gap: var(--spacing-md);
  }

  nav a {
    display: block;
  }

  nav ul.active {
    display: flex;
  }

  nav a.is-active,
  nav a[aria-current="page"] {
    padding-left: var(--spacing-sm);
    border-left: 3px solid var(--color-accent);
    border-bottom-color: transparent;
    background-color: rgba(217, 164, 65, 0.1);
  }

  nav a.is-active::after,
  nav a[aria-current="page"]::after {
    display: none;
  }

  .hamburger {
    display: flex;
  }
}

/* ============================================
   BOTONES
   ============================================ */

button, .btn, a.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-accent);
  color: var(--color-primary);
  border: none;
  border-radius: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
}

button:hover, .btn:hover, a.btn:hover {
  background-color: #c49136;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(217, 164, 65, 0.3);
}

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

.btn-secondary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
  background-color: var(--color-secondary);
}

.btn-small {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-xs);
}

/* ============================================
   LAYOUT GENERAL
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

section {
  padding: 3rem var(--spacing-md);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--color-white);
  padding: 3.5rem var(--spacing-md);
  text-align: center;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero h1 {
  color: var(--color-white);
  font-size: 2.45rem;
  margin-bottom: var(--spacing-md);
}

.hero p {
  color: var(--color-ivory);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-bookings {
  max-width: 100%;
  white-space: normal;
  line-height: 1.35;
}

.compact-hero {
  min-height: 280px;
  padding: 3rem var(--spacing-md);
}

.compact-section {
  padding: 2.75rem var(--spacing-md);
}

.narrow {
  max-width: 820px;
}

.hero-split {
  text-align: left;
}

.hero-mining {
  background:
    linear-gradient(135deg, rgba(25, 31, 62, 0.96), rgba(44, 51, 89, 0.9)),
    radial-gradient(circle at 85% 15%, rgba(217, 164, 65, 0.24), transparent 34%);
}

.hero-grid,
.split-content {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-copy p {
  margin-left: 0;
  margin-right: 0;
}

.hero-brand {
  width: min(280px, 70vw);
  height: auto;
  margin-bottom: var(--spacing-md);
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.18));
}

.site-image-frame {
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid rgba(25, 31, 62, 0.12);
  background-color: var(--color-light);
  box-shadow: 0 18px 44px rgba(17, 24, 39, 0.14);
  aspect-ratio: 16 / 10;
}

.site-image-frame.hero-image {
  aspect-ratio: 16 / 9;
  border-color: rgba(241, 238, 219, 0.28);
  box-shadow: 0 22px 52px rgba(0, 0, 0, 0.28);
}

.site-image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-placeholder {
  width: 100%;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-blue-soft));
  color: var(--color-accent);
  font-size: 3rem;
  font-weight: 700;
}

.check-list {
  margin-left: 0;
  list-style: none;
}

.check-list li {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--spacing-sm);
}

.process-line {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--spacing-md);
}

.process-line div {
  border-top: 3px solid var(--color-accent);
  padding-top: var(--spacing-md);
}

.process-line strong {
  color: var(--color-accent);
  font-size: var(--font-size-xl);
}

.phase-list li {
  margin-bottom: var(--spacing-md);
}

.service-card h2,
article.card h2 {
  font-size: var(--font-size-lg);
}

.status-pill {
  display: inline-block;
  color: var(--color-primary);
  background: rgba(217, 164, 65, 0.18);
  border: 1px solid rgba(217, 164, 65, 0.45);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.diagnostico-hero {
  min-height: 420px;
}

.diagnostico-hero .cta-bookings {
  margin-top: var(--spacing-sm);
}

.diagnostico-section {
  background-color: var(--color-light);
}

.diagnostico-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-lg);
  align-items: stretch;
}

.diagnostico-grid .card {
  height: 100%;
}

.diagnostico-grid h2 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.diagnostico-grid ul {
  margin-bottom: 0;
}

.bookings-note {
  color: var(--color-ivory);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.bookings-embed {
  background-color: var(--color-light);
}

@media (max-width: 768px) {
  .hero {
    min-height: 350px;
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .hero h1 {
    font-size: var(--font-size-xxl);
  }

  .hero p {
    font-size: var(--font-size-md);
  }

  .diagnostico-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   GRID
   ============================================ */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.grid-5 {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

/* ============================================
   TARJETAS
   ============================================ */

.card {
  background-color: var(--color-white);
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

.card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.card p {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

/* ============================================
   SECCIONES ALTERNADAS
   ============================================ */

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

.section-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section-primary h2,
.section-primary h3,
.section-primary h4 {
  color: var(--color-white);
}

.section-primary p,
.section-primary li {
  color: var(--color-ivory);
}

.section-primary .card {
  background-color: var(--color-white);
  color: var(--color-dark);
}

.section-primary .card h2,
.section-primary .card h3,
.section-primary .card h4 {
  color: var(--color-primary);
}

.section-primary .card p,
.section-primary .card li {
  color: var(--color-gray);
}

/* ============================================
   FORMULARIOS
   ============================================ */

form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-primary);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid #D0D0D0;
  border-radius: 4px;
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  transition: border-color 0.3s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(217, 164, 65, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.form-error {
  color: #d32f2f;
  font-size: var(--font-size-xs);
  margin-top: 0.25rem;
  display: none;
}

input.is-invalid,
textarea.is-invalid,
select.is-invalid {
  border-color: #d32f2f;
}

input.is-invalid ~ .form-error,
textarea.is-invalid ~ .form-error,
select.is-invalid ~ .form-error {
  display: block;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 2.5rem var(--spacing-md) var(--spacing-lg);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a,
.footer-section li {
  color: var(--color-ivory);
  font-size: var(--font-size-xs);
}

.footer-section a:hover {
  color: var(--color-accent);
}

.footer-section ul {
  list-style: none;
  margin-left: 0;
}

.footer-bottom {
  border-top: 1px solid var(--color-secondary);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-ivory);
}

.whatsapp-float {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: var(--z-floating);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  max-width: min(340px, calc(100vw - 2rem));
  padding: 0.75rem 0.9rem;
  border-radius: 999px;
  color: var(--color-white);
  background: #128C7E;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
}

.whatsapp-float:hover {
  color: var(--color-white);
  background: #0f7a6e;
}

.whatsapp-float__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  font-size: 0.8rem;
  font-weight: 800;
}

.whatsapp-float__text {
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  line-height: 1.2;
}

/* ============================================
   ESPACIOS Y UTILIDADES
   ============================================ */

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-muted { color: var(--color-gray); }
.text-accent { color: var(--color-accent); }
.text-white { color: var(--color-white); }

.hide-mobile { display: block; }

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  h1 { font-size: var(--font-size-xl); }
  h2 { font-size: var(--font-size-lg); }
  h3 { font-size: var(--font-size-md); }

  section {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .header-container {
    padding: var(--spacing-sm) 0;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .hero-grid,
  .split-content,
  .process-line {
    grid-template-columns: 1fr;
  }

  .hero-split {
    text-align: center;
  }

  .hero-copy p {
    margin-left: auto;
    margin-right: auto;
  }

  .whatsapp-float {
    right: auto;
    left: 0;
    bottom: 0.75rem;
    width: 2.75rem;
    height: 2.75rem;
    padding: 0.375rem;
    justify-content: center;
  }

  .whatsapp-float__text {
    display: none;
  }

  /* Keep embedded HubSpot forms wide enough for the native reCAPTCHA widget. */
  [data-lc-hubspot-form] {
    margin-inline: -2.5rem;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  [data-lc-hubspot-form] .hs-form-frame,
  [data-lc-hubspot-form] .hs-form-frame > iframe {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* Allow contact cards and long CTA labels to shrink with the mobile grid. */
  .section-light .grid-3 > .card {
    width: 100%;
    min-width: 0;
  }

  .section-light .grid-3 > .card .btn {
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5 {
    grid-template-columns: 1fr;
  }

  .hide-mobile {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .comparison-table-wrapper {
    max-width: 100%;
    overflow-x: visible !important;
  }

  .comparison-table {
    table-layout: fixed;
    font-size: 0.875rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: var(--spacing-sm) !important;
    overflow-wrap: anywhere;
  }
}

/* ============================================
   ACCESIBILIDAD
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus visible para navegación por teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}