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

:root {
  /* Tipografía */
  --font-text: system-ui, -apple-system, sans-serif;

  /* ===== Colores principales ===== */
  --color-primary: #E98D75;
  --color-primary-dark: #FF7A59;

  /* ===== Colores secundarios ===== */
  --color-secondary: #5F6B3D;
  --color-secondary-light: #7B8A52;

  /* ===== Fondos ===== */
  --color-bg: #F9F2EF;
  --color-surface: #FBF7F4;
  --color-footer: #F3ECE4;
  --color-bg-soft: #f5f5f5;    

  /* ===== Texto ===== */
  --color-text: #1A1A1A;
  --color-text-muted: #666666;
  --color-text-light: #FFF;

  /* ===== Bordes ===== */
  --color-border: #E6DDD3;
  --color-border-light: #E0E0E0;
  --color-border-input: #d8d8d8;

  /* ===== Sombras ===== */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-focus: rgba(255, 122, 89, 0.15);
  --shadow-hover: rgba(233, 141, 117, 0.3);

  /* ===== Border radius ===== */
  --radius-4: 4px;
  --radius-6: 6px;
  --radius-8: 8px;
  --radius-12: 12px;

  /* ===== Transiciones ===== */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.25s ease;
  --transition-normal: 0.3s ease;
}

body {
  font-family: var(--font-text);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
}

header nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1rem 2rem;
}

nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  transition: color var(--transition-fast);
}

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

header nav .logo {
  margin-right: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

header nav .logo img {
  width: 120px;
  height: auto;
  display: block;
}

#hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  text-align: center;
}

#hero img {
  max-width: 100%;
  height: auto;
}

h1 {
  font-size: 2.5rem;
}

#hero .texto-destacado {
  color: var(--color-primary-dark);
}

#caracteristicas {
  padding: 2rem;
  text-align: center;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
}

.card {
  flex-basis: 280px;
  flex-grow: 1;
  padding: 1rem;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-8);
  background: var(--color-surface);
  text-align: center;
  transition:
    transform var(--transition-medium),
    box-shadow var(--transition-medium);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px var(--shadow-md);
}

#galeria {
  padding: 32px;
  text-align: center;
}

.galeria {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.galeria figure {
  flex: 0 0 100%;
  margin: 0;
}

.galeria img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-4);
  transition:
    transform var(--transition-normal),
    opacity var(--transition-normal);
}

.galeria img:hover {
  transform: scale(1.03);
  opacity: 0.9;
}

.galeria figcaption {
  margin-top: 8px;
  font-size: 0.9rem;
}

#contacto {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3rem 2rem;
}

#contacto h2 {
  margin-bottom: 1.5rem;
}

#contacto form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  padding: 2rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-12);
  box-shadow: 0 4px 12px var(--shadow-sm);
}

#contacto label {
  text-align: left;
  font-weight: 600;
}

#contacto input,
#contacto textarea,
#contacto select {
  padding: 0.75rem;
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius-6);
  font: inherit;
  background-color: var(--color-text-light);
}

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

#contacto input:focus,
#contacto textarea:focus,
#contacto select:focus {
  outline: none;
  border-color: var(--color-primary-dark);
  box-shadow: 0 0 0 3px var(--shadow-focus);
}

#contacto button {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--color-primary);
  color: var(--color-text-light);
  border: none;
  border-radius: var(--radius-6);
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

#contacto button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-hover);
}

footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  background-color: var(--color-footer);
  border-top: 1px solid var(--color-border);
}

.footer-principal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.redes {
  display: flex;
  gap: 1rem;
}

.redes a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.redes a:hover {
  transform: translateY(-2px);
  background-color: var(--color-primary-dark);
}

.redes img {
  width: 24px;
  height: 24px;
}

.footer-legal {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.footer-legal a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.footer-legal a:hover {
  color: var(--color-primary-dark);
}

.copyright {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ========================= PRECIOS.HTML ========================= */

#content-precios {
  text-align: center;
  padding: 2rem;
}

#content-precios p {
  color: var(--color-text-muted);
}

.planes {
  display: grid;
  gap: 24px;
  padding: 32px;
  margin: 0 auto;
}

.plan {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;

  padding: 24px;
  background: var(--color-surface);

  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-12);

  text-align: center;

  transition:
    transform var(--transition-medium),
    box-shadow var(--transition-medium);
}

.plan:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.plan h2 {
  color: var(--color-secondary);
}

.plan .precio {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 16px 0;
}

.plan ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;

  margin: 1rem 0;
  padding: 0;
}

.plan li {
  color: var(--color-text-muted);
}

.plan a {
  display: inline-block;

  padding: 0.75rem 1rem;

  color: var(--color-text-light);
  background-color: var(--color-primary);

  text-decoration: none;
  font-weight: 600;

  border-radius: var(--radius-6);

  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.plan a:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.clientes {
  padding: 32px;
  text-align: center;
}

.clientes h2 {
  margin-bottom: 1rem;
}

.logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.logo-cliente {
  padding: 24px;

  background: var(--color-bg-soft);

  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-8);

  font-weight: 700;

  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.logo-cliente:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* ========================= FAQ.HTML ========================= */

/* BASE: móvil — todo apilado en 1 columna */
.faq-layout {
  display: grid;
  grid-template-areas:
    "header"
    "nav"
    "main"
    "footer";
  grid-template-columns: 1fr;
  gap: 16px;
  min-height: 100vh;
}

.faq-layout header {
  grid-area: header;
}

.faq-nav {
  grid-area: nav;

  padding: 24px;
  margin: 0 16px;

  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-12);

  box-shadow: var(--shadow-sm);
}

.faq-nav h2 {
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

.faq-nav ul {
  list-style: none;
  padding: 0;
}

.faq-nav li + li {
  margin-top: 0.75rem;
}

.faq-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;

  transition: color var(--transition-fast);
}

.faq-nav a:hover {
  color: var(--color-primary-dark);
}

.faq-main {
  grid-area: main;
  padding: 16px;
}

.faq-layout h1 {
  text-align: center;
  margin-bottom: 2rem;
}

.faq-main section {
  margin-bottom: 2rem;
}

.faq-main h2 {
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

.faq-main details {
  background: var(--color-surface);

  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-8);

  margin-bottom: 1rem;
  padding: 1rem;

  transition:
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.faq-main details:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.faq-main summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq-main summary::-webkit-details-marker {
  display: none;
}

.faq-main summary::after {
  content: "+";
  float: right;
  color: var(--color-primary-dark);
  font-size: 1.2rem;
  font-weight: 700;
}

.faq-main details[open] summary::after {
  content: "-";
}

.faq-main details p {
  margin-top: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.faq-layout footer {
  grid-area: footer;
}

/* ===== TABLET (640px en adelante) ===== */
@media (min-width: 640px) {
  h1 {
    font-size: 3rem;
  }
  #contacto form {
    max-width: 600px;
  }
  .galeria figure {
    flex: 0 0 calc(50% - 4px);
  }
  .planes {
    grid-template-columns: repeat(2, 1fr);
  }
  .faq-layout {
    grid-template-areas:
      "header header"
      "nav    main"
      "footer footer";
    grid-template-columns: 200px 1fr;
    grid-template-rows: auto 1fr auto;
  }
}

/* ===== ESCRITORIO (1024px en adelante) ===== */
@media (min-width: 1024px) {
  #hero {
    flex-direction: row;
    text-align: left;
  }
  #hero img {
    max-width: 50%;
  }
  #hero p {
    max-width: 80%;
  }
  #contacto {
    padding: 4rem 2rem;
  }
  .galeria figure {
    flex: 0 0 calc(25% - 6px);
  }
  .footer-principal {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
  .planes {
    grid-template-columns: repeat(4, 1fr);   /* equivale a 1fr 1fr 1fr 1fr */
  }
}