/* ═══════════════════════════════════════════════════════════════
   main.css — Estilos globales
   ═══════════════════════════════════════════════════════════════ */


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

:root {
  --black:    #000;
  --white:    #fff;
  --gray:     #999;
  --gray-lt:  #e8e8e8;
  --font:     'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --radius:   2px;
  --speed:    0.3s;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--black);
  min-height: 100vh;
  cursor: none; /* ocultamos cursor nativo, usamos custom */
  -webkit-font-smoothing: antialiased;
}

/* ─── Cursor personalizado ──────────────────────────────────────────────────── */
#cursor {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--black);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s ease, width 0.2s ease, height 0.2s ease, background 0.2s ease;
}
body:has(a:hover) #cursor,
body:has(button:hover) #cursor {
  width: 18px; height: 18px;
  background: rgba(0,0,0,0.15);
  border: 1.5px solid var(--black);
}

/* ─── Header ───────────────────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
}

.site-logo {
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--black);
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 2rem;
}
.site-nav a {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray);
  text-decoration: none;
  transition: color var(--speed);
}
.site-nav a:hover,
.site-nav a.active { color: var(--black); }

.lang-switch {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--gray);
  text-decoration: none;
  transition: color var(--speed);
  margin-left: 0.5rem;
}
.lang-switch:hover { color: var(--black); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--black);
}

/* ─── Página: portada (grid proyectos) ─────────────────────────────────────── */
.projects-grid {
  padding: 6rem 2rem 2rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  display: block;
  text-decoration: none;
  overflow: hidden;
}

.project-cover {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--gray-lt);
}
.project-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
  transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
}
.project-card:hover .project-cover img { transform: scale(1.03); }

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  transition: background var(--speed);
}
.project-card:hover .project-overlay { background: rgba(0,0,0,0.45); }

.project-title {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--speed), transform var(--speed);
}
.project-card:hover .project-title { opacity: 1; transform: translateY(0); }

/* Capa anti-clic sobre imágenes */
.project-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* ─── About ─────────────────────────────────────────────────────────────────── */
.about-layout {
  padding: 8rem 2rem 4rem;
  max-width: 600px;
}
.about-layout h1 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 2rem;
  letter-spacing: 0.04em;
}
.about-layout p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: #333;
  margin-bottom: 1rem;
}
.about-layout a { color: var(--black); }

/* ─── Contact ───────────────────────────────────────────────────────────────── */
.contact-layout {
  padding: 5.5rem 2rem 1.5rem;
  max-width: 600px;
  margin: 0 auto;
}
.contact-layout h1 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 2rem;
}
.contact-form .form-group { margin-bottom: 1.2rem; }
.contact-form label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
  color: var(--black);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--gray-lt);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--speed);
  background: var(--white);
  color: var(--black);
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--black); }

/* ─── Categoría: pills tipo etiqueta ──────────────────────────────────────── */
.form-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
  color: var(--black);
}
.cat-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.cat-pill { flex-shrink: 0; }
.cat-pill input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.cat-pill span {
  display: inline-block;
  padding: 0.22rem 0.65rem;
  border: 1px solid var(--gray-lt);
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--speed), border-color var(--speed), color var(--speed);
  color: var(--gray);
  user-select: none;
  white-space: nowrap;
}
.cat-pill input[type="radio"]:checked + span {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}
.cat-pill:hover span {
  border-color: var(--black);
  color: var(--black);
}
.cat-pill input[type="radio"]:checked + span:hover {
  opacity: 0.85;
}

.btn-send {
  background: var(--black);
  color: var(--white);
  border: none;
  padding: 0.8rem 2.5rem;
  font-family: var(--font);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: none;
  transition: opacity var(--speed);
}
.btn-send:hover { opacity: 0.7; }
.form-success { color: green; font-size: 0.85rem; margin: 1.5rem 0; }
.form-error   { color: red;   font-size: 0.85rem; margin: 1.5rem 0; }

/* ─── Responsive ─────────────────────────────────────────────────────────────  */
@media (pointer: coarse) { #cursor { display: none !important; } }

@media (max-width: 900px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; gap: 0.8rem; padding: 5rem 1rem 5rem; }
  .site-header   { padding: 1rem 1.25rem; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .contact-layout { padding: 4.5rem 1.25rem 1.5rem; }
  .nav-toggle    { display: none; }
  .site-nav {
    display: flex !important;
    position: fixed; bottom: 1.5rem; left: 0; right: 0;
    justify-content: center; gap: 0.5rem;
    background: transparent; flex-direction: row; z-index: 100; padding: 0;
  }
  .site-nav a {
    font-size: 0.72rem; padding: 0.3rem 0.5rem;
    color: var(--black); text-decoration: none;
    letter-spacing: 0.06em; text-transform: uppercase;
  }
  .lang-switch {
    position: fixed;
    right: 1.25rem;
    bottom: 1.5rem;
    margin-left: 0;
    font-size: 0.65rem;
    color: var(--gray);
  }
}

/* ─── Footer contacto ───────────────────────────────────────────────────────── */
.contact-footer {
  padding: 0.75rem 2rem 2.5rem;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}
.contact-footer a {
  color: var(--gray);
  text-decoration: none;
}
.contact-footer a:hover { opacity: 0.6; }
.footer-br { display: none; }

/* ─── Nota privacidad en formulario ─────────────────────────────────────────── */
.privacy-note {
  font-size: 0.7rem;
  color: var(--gray);
  margin-bottom: 1.2rem;
  line-height: 1.6;
}
.privacy-note a { color: var(--gray); text-decoration: underline; }
.privacy-note a:hover { color: var(--black); }

/* ─── Página legal ──────────────────────────────────────────────────────────── */
.legal-layout {
  padding: 5.5rem 2rem 1.5rem;
  max-width: 680px;
  margin: 0 auto;
}
.legal-layout h1 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 2.5rem;
}
.legal-layout h2 {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  margin-top: 0;
}
.legal-layout h3 {
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 1.4rem;
  margin-bottom: 0.4rem;
}
.legal-layout section { margin-bottom: 0.5rem; }
.legal-layout p {
  font-size: 0.85rem;
  color: #444;
  line-height: 1.75;
  margin-bottom: 0.9rem;
}
.legal-layout ul {
  font-size: 0.85rem;
  color: #444;
  line-height: 1.75;
  margin: 0 0 0.9rem 1.25rem;
}
.legal-layout a { color: var(--black); }
.legal-layout hr {
  border: none;
  border-top: 1px solid var(--gray-lt);
  margin: 2rem 0;
}
.cookie-table-wrap { overflow-x: auto; margin: 1rem 0 1rem; }
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}
.cookie-table th {
  text-align: left;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--gray-lt);
  color: var(--black);
  white-space: nowrap;
}
.cookie-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--gray-lt);
  color: #444;
  line-height: 1.5;
}
.cookie-table code {
  background: var(--gray-lt);
  padding: 0.1rem 0.3rem;
  border-radius: 2px;
  font-size: 0.75rem;
  white-space: nowrap;
}
.legal-updated {
  font-size: 0.7rem !important;
  color: var(--gray) !important;
  margin-top: 2rem;
}

/* ─── Banner de cookies ─────────────────────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9000;
  background: var(--black);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 2rem;
  transform: translateY(0);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
#cookie-banner.cb-hide {
  transform: translateY(100%);
  opacity: 0;
}
#cookie-banner p {
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  line-height: 1.5;
  margin: 0;
  color: rgba(255,255,255,0.85);
}
#cookie-banner p a {
  color: var(--white);
  text-decoration: underline;
  opacity: 0.7;
}
#cookie-banner p a:hover { opacity: 1; }
.cb-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
  align-items: center;
}
#cb-accept {
  background: var(--white);
  color: var(--black);
  border: none;
  padding: 0.45rem 1.1rem;
  font-family: var(--font);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  cursor: none;
  border-radius: var(--radius);
  transition: opacity var(--speed);
}
#cb-accept:hover { opacity: 0.85; }
.cb-reject {
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-family: var(--font);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: none;
  padding: 0;
  transition: color var(--speed);
}
.cb-reject:hover { color: var(--white); }

@media (max-width: 600px) {
  #cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem 1.5rem;
  }
  .contact-footer { padding: 0.75rem 1.25rem 5rem; }
  .footer-br { display: inline; }
  .legal-layout { padding: 4.5rem 1.25rem 1.5rem; }
}

/* ─── Transición de entrada (fallback sin View Transitions) ────────────────── */
body { animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ─── View Transitions MPA ─────────────────────────────────────────────────── */
@view-transition { navigation: auto; }

@supports (view-transition-name: none) {
  /* Logo y nav persistentes: no animan, se quedan en su sitio */
  .site-logo { view-transition-name: site-logo; }
  .site-nav  { view-transition-name: site-nav;  }

  ::view-transition-old(site-logo),
  ::view-transition-new(site-logo),
  ::view-transition-old(site-nav),
  ::view-transition-new(site-nav) { animation: none; }

  /* Contenido: swap instantáneo (evita flash de imágenes sin cargar) */
  ::view-transition-old(root),
  ::view-transition-new(root) { animation: none; }
}

@keyframes vt-out { to   { opacity: 0; } }
@keyframes vt-in  { from { opacity: 0; } }

/* ─── Empty state ────────────────────────────────────────────────────────────── */
.empty-msg {
  padding: 8rem 0;
  text-align: center;
  color: var(--gray);
  font-size: 0.9rem;
}
.empty-msg a { color: var(--black); }