/* =========================================================
   COMPONENTS.CSS
   Header, footer, menú móvil, ad-slots, tarjetas de home,
   migas de pan, FAQ, toasts: piezas reutilizables en todo
   el sitio.
   ========================================================= */

/* --- Header / Navbar --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header-bg);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}
.navbar {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--color-text);
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: conic-gradient(var(--color-ruleta) 0deg 90deg, var(--color-primary) 90deg 200deg, var(--color-tierlist) 200deg 360deg);
  flex-shrink: 0;
  border: 2px solid var(--color-surface);
  box-shadow: 0 0 0 1px var(--color-border);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: var(--fs-sm);
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color: var(--color-text);
  text-decoration: none;
}

/* --- Botón de modo oscuro --- */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: background var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
  flex-shrink: 0;
}
.theme-toggle:hover { background: var(--color-surface-2); transform: scale(1.05); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--sp-2) var(--sp-3);
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block;
  width: 18px; height: 2px;
  background: var(--color-text);
  position: relative;
  transition: transform var(--dur-fast) var(--ease-standard);
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: var(--header-height);
    left: 0; right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--sp-4) var(--sp-5);
    gap: var(--sp-4);
    display: none;
    box-shadow: var(--shadow-md);
  }
  .nav-links.is-open { display: flex; }
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--sp-7) 0 var(--sp-5);
  margin-top: var(--sp-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--sp-6);
}
@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-col h4 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  margin-bottom: var(--sp-3);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--sp-2); }
.footer-col a { color: var(--color-text-muted); font-size: var(--fs-sm); }
.footer-bottom {
  margin-top: var(--sp-6);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-3);
  font-size: var(--fs-xs);
  color: var(--color-text-faint);
}

/* --- Ad slots (contenedores para Google AdSense) --- */
.ad-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-faint);
  font-size: var(--fs-xs);
  margin: var(--sp-6) 0;
  background: var(--color-surface-2);
}

/* --- Tarjetas de herramientas (home) --- */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--sp-5);
}
.tool-card {
  padding: var(--sp-6);
  transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.tool-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.tool-card-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.tool-card--ruleta .tool-card-icon { background: var(--color-ruleta-soft); color: var(--color-ruleta); }
.tool-card--tierlist .tool-card-icon { background: var(--color-tierlist-soft); color: var(--color-tierlist); }
.tool-card h3 { margin-bottom: var(--sp-1); }
.tool-card p { margin-bottom: 0; flex-grow: 1; }
.tool-card .btn { align-self: flex-start; margin-top: var(--sp-2); }

/* --- Hero --- */
.hero {
  padding: var(--sp-9) 0 var(--sp-7);
  text-align: center;
}
.hero .badge { margin-bottom: var(--sp-4); }
.hero h1 { max-width: 760px; margin-left: auto; margin-right: auto; }
.hero .lead {
  max-width: 620px;
  margin: var(--sp-4) auto var(--sp-6);
  font-size: var(--fs-md);
}
.hero-actions { display: flex; gap: var(--sp-3); justify-content: center; flex-wrap: wrap; }

/* --- Migas de pan --- */
.breadcrumbs {
  font-size: var(--fs-xs);
  color: var(--color-text-faint);
  padding: var(--sp-4) 0 0;
}
.breadcrumbs a { color: var(--color-text-faint); }
.breadcrumbs a:hover { color: var(--color-primary); }

/* --- Sección de contenido SEO / FAQ --- */
.info-section h2 { margin-top: var(--sp-2); }
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--sp-4) 0;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-display);
  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: var(--fs-lg);
  color: var(--color-text-faint);
  transition: transform var(--dur-fast) var(--ease-standard);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: var(--sp-3); }

.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--sp-4);
  margin: var(--sp-5) 0;
}
.tip-card {
  padding: var(--sp-5);
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
}
.tip-card h3 { font-size: var(--fs-base); margin-bottom: var(--sp-2); }
.tip-card p { margin: 0; font-size: var(--fs-sm); }

/* --- Toasts --- */
.toast {
  position: fixed;
  bottom: var(--sp-5);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-chip-bg);
  color: var(--color-chip-text);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-standard), transform var(--dur-base) var(--ease-standard);
  z-index: 1000;
}
.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --- Página legal (contenido largo) --- */
.legal-content {
  max-width: 760px;
  margin: 0 auto;
}
.legal-content h2 { margin-top: var(--sp-7); }
.legal-content li { margin-bottom: var(--sp-2); }

/* --- Formulario de contacto --- */
.form-field { margin-bottom: var(--sp-4); }
.form-field label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}
.form-field input,
.form-field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}