/* ==========================================================================
   BrujerIA — brujeria.es
   Tres colores. Nada más.  ·  Space Grotesk + Space Mono
   ========================================================================== */

:root {
  --negro: #141414;
  --blanco: #FEFEFE;
  --vermellon: #E8380D;

  /* tintas derivadas del negro, solo para hairlines y voz de apoyo */
  --tinta-suave: rgba(20, 20, 20, 0.66);
  --hairline: rgba(20, 20, 20, 0.16);
  --hairline-invert: rgba(254, 254, 254, 0.22);
  --tinta-suave-invert: rgba(254, 254, 254, 0.62);

  /* margen mínimo: 6% del ancho, en los cuatro lados */
  --margen: 6vw;

  /* ritmo vertical */
  --s-1: 0.5rem;
  --s-2: 1rem;
  --s-3: 1.5rem;
  --s-4: 2.5rem;
  --s-5: 4rem;
  --s-6: 6rem;

  --grotesk: "Space Grotesk", "Segoe UI", Arial, sans-serif;
  --mono: "Space Mono", "Consolas", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  font-family: var(--grotesk);
  font-weight: 400;
  background: var(--blanco);
  color: var(--negro);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { transition: color 0.18s ease, opacity 0.18s ease; }

::selection { background: var(--negro); color: var(--blanco); }
.section--dark ::selection { background: var(--blanco); color: var(--negro); }

a:focus-visible {
  outline: 2px solid var(--negro);
  outline-offset: 3px;
}

.section--dark a:focus-visible { outline-color: var(--blanco); }

/* destino del skip-link: recibe foco programático, sin anillo visual */
main:focus { outline: none; }

/* --------------------------------------------------------------------------
   Voz de apoyo: etiquetas en Space Mono
   -------------------------------------------------------------------------- */

.label {
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--tinta-suave);
}

/* --------------------------------------------------------------------------
   Enlace de salto al contenido (visible solo con foco de teclado)
   -------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 20;
  font-family: var(--mono);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  background: var(--negro);
  color: var(--blanco);
  padding: 0.8rem 1.2rem;
}

.skip-link:focus {
  left: var(--margen);
  top: 0.5rem;
}

/* --------------------------------------------------------------------------
   Cabecera
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s-3);
  padding: 1.5rem var(--margen);
  background: var(--blanco);
  border-bottom: 1px solid var(--hairline);
}

.wordmark {
  font-family: var(--grotesk);
  font-weight: 500;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
  color: var(--negro);
  text-decoration: none;
}

.wordmark b { font-weight: 700; }

.site-header nav {
  display: flex;
  gap: 2.2rem;
  flex-wrap: wrap;
}

.site-header nav a {
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--tinta-suave);
}

.site-header nav a:hover,
.site-header nav a:focus-visible,
.site-header nav a[aria-current] {
  color: var(--negro);
}

/* --------------------------------------------------------------------------
   Secciones · una idea por página · el vacío se respeta
   -------------------------------------------------------------------------- */

.section {
  padding: clamp(7rem, 16vh, 11rem) var(--margen);
}

.section--hero {
  min-height: calc(100vh - 4.7rem);
  min-height: calc(100svh - 4.7rem);
  display: flex;
  align-items: center;
  padding-top: clamp(4rem, 10vh, 7rem);
}

/* Todo nace del margen izquierdo: el bloque no se centra */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0;
  position: relative;
}

.label + h1 { margin-top: var(--s-4); }
.label + h2 { margin-top: var(--s-4); }

/* Jerarquía: tamaño y peso. Nunca color ni subrayados. */

h1 {
  font-size: clamp(2.7rem, 7vw, 5.25rem);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 16ch;
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.012em;
  max-width: 24ch;
  text-wrap: balance;
}

h3 {
  font-size: clamp(1.3rem, 2.3vw, 1.7rem);
  font-weight: 500;
  line-height: 1.24;
  letter-spacing: -0.005em;
  max-width: 30ch;
  text-wrap: balance;
}

.body-copy {
  font-size: clamp(1.05rem, 1.6vw, 1.375rem);
  font-weight: 400;
  line-height: 1.55;
  max-width: 44ch;
  margin-top: var(--s-4);
  text-wrap: pretty;
}

h3 + .body-copy { margin-top: 0.9rem; }

/* La raya corta bajo el titular, como en el brand book */
.rule {
  width: 2.25rem;
  height: 2px;
  background: currentColor;
  margin-top: var(--s-4);
}

.rule + .body-copy { margin-top: var(--s-3); }

/* El color no decora. Señala. */
.accent { color: var(--vermellon); }

/* --------------------------------------------------------------------------
   El trazo · firma, separa o subraya. Nunca decora.
   -------------------------------------------------------------------------- */

.trazo {
  display: block;
  user-select: none;
  pointer-events: none;
}

.trazo--section {
  width: clamp(3.25rem, 5.5vw, 5rem);
  margin-left: auto;
  margin-top: var(--s-5);
}

/* --------------------------------------------------------------------------
   Servicios
   -------------------------------------------------------------------------- */

.services {
  list-style: none;
  margin-top: var(--s-5);
}

.service {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: var(--s-2);
  padding: 2.6rem 0;
  border-top: 1px solid var(--hairline);
  align-items: baseline; /* el número alinea con la línea base del título */
}

.service:last-child { border-bottom: 1px solid var(--hairline); }

/* --------------------------------------------------------------------------
   Proceso
   -------------------------------------------------------------------------- */

.steps {
  list-style: none;
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-5) var(--s-5);
}

.step {
  border-top: 1px solid var(--hairline);
  padding-top: var(--s-3);
}

.step h3 { margin-top: var(--s-2); }

/* --------------------------------------------------------------------------
   Principios · negativo: blanco sobre oscuro
   -------------------------------------------------------------------------- */

.section--dark {
  background: var(--negro);
  color: var(--blanco);
}

.section--dark .label { color: var(--tinta-suave-invert); }

.principles {
  list-style: none;
  margin-top: var(--s-5);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-6) 5rem;
}

.principles li {
  border-top: 1px solid var(--hairline-invert);
  padding-top: var(--s-3);
}

.principles h3 { margin-top: var(--s-2); }

/* --------------------------------------------------------------------------
   Contacto
   -------------------------------------------------------------------------- */

.contact-form {
  margin-top: var(--s-5);
  max-width: 40rem;
  display: grid;
  gap: var(--s-4);
}

.field {
  display: grid;
  gap: 0.7rem;
}

.contact-form input[type="email"],
.contact-form input[type="text"],
.contact-form textarea {
  font-family: var(--grotesk);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--negro);
  background: var(--blanco);
  border: 1px solid rgba(20, 20, 20, 0.35);
  border-radius: 0;
  padding: 0.9rem 1rem;
  width: 100%;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.contact-form textarea {
  resize: vertical;
  min-height: 7rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--negro);
  box-shadow: inset 0 0 0 1px var(--negro);
}

.field-hint {
  font-size: 0.9rem;
  color: var(--tinta-suave);
}

/* honeypot antispam: invisible para personas */
.hp-field { display: none; }

.consent {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: var(--tinta-suave);
  max-width: 44ch;
}

.consent input[type="checkbox"] {
  accent-color: var(--negro);
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  transform: translateY(2px);
}

.consent a {
  font-family: var(--mono);
  font-size: 0.78em;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--negro);
  text-decoration: none;
}

.consent a:hover,
.consent a:focus-visible {
  color: var(--vermellon);
}

.submit-btn {
  justify-self: start;
  font-family: var(--grotesk);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--blanco);
  background: var(--negro);
  border: none;
  border-radius: 0;
  padding: 1rem 2.6rem;
  cursor: pointer;
  transition: opacity 0.18s ease;
}

.submit-btn:hover { opacity: 0.85; }

.submit-btn:focus-visible {
  outline: 2px solid var(--negro);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Pie
   -------------------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--hairline);
  padding: var(--s-5) var(--margen) var(--s-5);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--s-2);
}

/* Tamaño mínimo digital del logotipo: 24 px de altura. Aquí: 32 px. */
.footer-logo {
  width: auto;
  height: 32px;
}

.wordmark--footer { font-size: 1.1rem; }

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--s-2);
}

/* Enlace social: icono negro, mínimo y sobrio */
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: -10px -10px -10px 0;
  color: var(--negro);
  border-radius: 4px;
}

.social-link svg { display: block; }

.social-link:hover,
.social-link:focus-visible {
  opacity: 0.6;
}

.footer-meta {
  text-transform: none;
  letter-spacing: 0.05em;
}

.footer-meta a {
  color: inherit;
  text-decoration: none;
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: var(--negro);
}

/* --------------------------------------------------------------------------
   Páginas legales
   -------------------------------------------------------------------------- */

.legal .container { max-width: 720px; }

.legal h1 { font-size: clamp(2rem, 5vw, 3.25rem); }

.legal h2 {
  font-size: 1.25rem;
  margin-top: var(--s-5);
  max-width: none;
}

.legal p, .legal ul {
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 62ch;
  margin-top: var(--s-2);
  color: var(--negro);
}

.legal ul { padding-left: 1.2rem; }

.legal .pendiente {
  background: rgba(232, 56, 13, 0.08);
  padding: 0.1em 0.3em;
}

.legal a { color: var(--negro); }
.legal a:hover, .legal a:focus-visible { color: var(--vermellon); }

.back-link {
  display: inline-block;
  margin-top: var(--s-5);
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--negro);
  text-decoration: none;
}

.back-link:hover, .back-link:focus-visible { color: var(--vermellon); }

/* --------------------------------------------------------------------------
   Revelado sutil (activado por JS; sin JS todo es visible)
   -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr; gap: var(--s-4); }
}

@media (max-width: 860px) {
  .principles { grid-template-columns: 1fr; gap: var(--s-5); }
}

@media (max-width: 640px) {
  html { scroll-padding-top: 1.5rem; }
  .site-header {
    position: static; /* en móvil no roba un quinto de pantalla */
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
    padding-top: 1rem;
    padding-bottom: 0.9rem;
  }
  .site-header nav { gap: 0.85rem 1.2rem; }
  .site-header nav a { font-size: 0.75rem; }
  .section { padding-top: 5.5rem; padding-bottom: 5.5rem; }
  .section--hero { min-height: auto; padding-top: 2.5rem; }
  /* primera pantalla: titular + raya + explicación completos */
  .section--hero h1 br { display: none; }
  .section--hero h1 { font-size: 2.35rem; }
  .section--hero .label + h1 { margin-top: 1.5rem; }
  .section--hero .rule { margin-top: 1.6rem; }
  .section--hero .rule + .body-copy { margin-top: 1.2rem; }
  .service { grid-template-columns: 3.25rem 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-right { align-items: flex-start; }
  .social-link { margin: -10px 0 -10px -10px; } /* el glifo alinea con el margen */
}

/* --------------------------------------------------------------------------
   Movimiento: nada imprescindible se mueve
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  a { transition: none; }
}