/**
 * HackMadrid — Dual Theme Stylesheet
 * Default : Light Mode  (blanco · negro · rojo sangre)
 * Hacker  : Matrix Mode (negro puro · verde neón · monoespaciado)
 *
 * CSS-only theming via :has() + checkbox toggle
 */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

/* ============================================================
   CSS VARIABLES — LIGHT MODE (default, toggle OFF)
   ============================================================ */
:root {
  /* Palette */
  --blood-red:   #cc0000;
  --crimson:     #e01c1c;
  --light-red:   #ff3b3b;
  --accent-red:  #e01c1c;

  /* Backgrounds */
  --bg-main:        #ffffff;
  --bg-card:        #f8f8f8;
  --bg-header:      #ffffff;
  --bg-section-alt: #f2f2f2;
  --bg-footer:      #111111;

  /* Text */
  --text-primary:   #0d0d0d;
  --text-secondary: #333333;
  --text-muted:     #888888;
  --text-accent:    #c0392b;
  --text-dark:      #000000;

  /* Borders */
  --border-primary: #e01c1c;
  --border-black:   #0d0d0d;
  --border-light:   rgba(224, 28, 28, 0.35);
  --border-subtle:  rgba(0, 0, 0, 0.08);

  /* Buttons: borde negro+rojo, hover rojo bg + letra negra */
  --btn-bg:         transparent;
  --btn-text:       #0d0d0d;
  --btn-border:     #0d0d0d;
  --btn-border2:    #e01c1c;
  --btn-hover-bg:   #e01c1c;
  --btn-hover-text: #ffffff;

  /* Sin glow en modo claro */
  --glow:      0 2px 8px rgba(224, 28, 28, 0.25);
  --glow-hard: 0 4px 16px rgba(224, 28, 28, 0.5);
  --glow-text: none;

  /* Typography */
  --font-body:    'Space Grotesk', system-ui, sans-serif;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono:    'Share Tech Mono', 'Courier New', monospace;

  /* Layout */
  --container:    1200px;
  --header-h:     116px;
  --radius:       3px;
  --transition:   all 0.3s ease;
}

/* ============================================================
   CSS VARIABLES — HACKER / MATRIX MODE (toggle ON)
   ============================================================ */
body:has(.theme-toggle-checkbox:checked) {
  --blood-red:   #00ff41;
  --crimson:     #00cc33;
  --light-red:   #00ff41;
  --accent-red:  #00ffaa;

  --bg-main:        #000000;
  --bg-card:        #050505;
  --bg-header:      #000000;
  --bg-section-alt: #030303;
  --bg-footer:      #000000;

  --text-primary:   #00ff41;
  --text-secondary: #00cc33;
  --text-muted:     #006614;
  --text-accent:    #00ff41;

  --border-primary: #00ff41;
  --border-light:   rgba(0, 255, 65, 0.4);
  --border-subtle:  rgba(0, 255, 65, 0.15);

  --btn-bg:         transparent;
  --btn-text:       #00ff41;
  --btn-border:     #00ff41;
  --btn-hover-bg:   #00ff41;
  --btn-hover-text: #000000;

  --glow:      0 0 10px rgba(0, 255, 65, 0.6);
  --glow-hard: 0 0 25px rgba(0, 255, 65, 0.9);
  --glow-text: 0 0 5px #00ff41, 0 0 10px rgba(0, 255, 65, 0.5);

  --font-body:    'Share Tech Mono', 'Courier New', monospace;
  --font-display: 'Share Tech Mono', 'Courier New', monospace;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1.08rem;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease, font-family 0.3s ease;
}

/* — Scanlines: HACKER MODE only — */
body:has(.theme-toggle-checkbox:checked)::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, 0.018) 2px,
    rgba(0, 255, 65, 0.018) 4px
  );
  pointer-events: none;
  z-index: 9997;
  animation: scanlines 10s linear infinite;
}

/* — CRT vignette: HACKER MODE only — */
body:has(.theme-toggle-checkbox:checked)::after {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.5) 100%);
  pointer-events: none;
  z-index: 9996;
}

@keyframes scanlines {
  0%   { background-position: 0 0; }
  100% { background-position: 0 100px; }
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  transition: font-family 0.3s ease, text-shadow 0.3s ease;
  text-shadow: var(--glow-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.4rem); margin-bottom: 0.75rem; }
h2 { font-size: clamp(1.2rem, 3vw, 1.7rem); margin-bottom: 1rem; }
h3 { font-size: clamp(0.95rem, 2vw, 1.25rem); margin-bottom: 0.75rem; }
h4 { font-size: 1rem; margin-bottom: 0.75rem; }

body:has(.theme-toggle-checkbox:checked) h1,
body:has(.theme-toggle-checkbox:checked) h2,
body:has(.theme-toggle-checkbox:checked) h3,
body:has(.theme-toggle-checkbox:checked) h4 {
  text-transform: uppercase;
  letter-spacing: 3px;
}

p {
  margin-bottom: 1.2em;
  color: var(--text-secondary);
}

body:has(.theme-toggle-checkbox:checked) p {
  color: var(--text-primary);
}

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

a:hover {
  color: var(--light-red);
  text-shadow: var(--glow-text);
}

ul, ol { margin-bottom: 1.2em; }

/* — Glitch animation: HACKER MODE only — */
@keyframes glitch {
  0%, 100% { transform: translate(0); }
  20%  { transform: translate(-2px, 2px);  text-shadow: var(--glow-text), 2px 0 #ff00ff; }
  40%  { transform: translate(-2px, -2px); text-shadow: var(--glow-text), -2px 0 #00ffff; }
  60%  { transform: translate(2px, 2px);   text-shadow: var(--glow-text); }
  80%  { transform: translate(2px, -2px);  text-shadow: var(--glow-text), 2px 0 #ff00ff; }
}

body:has(.theme-toggle-checkbox:checked) .glitch {
  animation: glitch 3s infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 3rem 20px;
}

.section-dark {
  background-color: var(--bg-section-alt);
}

/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */
.theme-toggle-checkbox { display: none; }

/* [HACKER] toggle — inside nav-right as a li */
.nav-hacker-toggle { padding: 0 6px !important; }

.hacker-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: var(--transition);
  user-select: none;
  white-space: nowrap;
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

.hacker-toggle-btn:hover { color: var(--text-accent); }

/* toggle track */
.hacker-toggle-btn .toggle-track {
  width: 40px;
  height: 20px;
  background: var(--bg-card);
  border: 2px solid var(--border-primary);
  border-radius: 10px;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--glow);
  flex-shrink: 0;
  display: inline-block;
}

.hacker-toggle-btn .toggle-thumb {
  width: 12px;
  height: 12px;
  background: var(--border-primary);
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  display: block;
}

/* Active state */
body:has(.theme-toggle-checkbox:checked) .hacker-toggle-btn {
  color: var(--text-accent);
  text-shadow: var(--glow-text);
}

body:has(.theme-toggle-checkbox:checked) .hacker-toggle-btn .toggle-track {
  background: rgba(0, 255, 65, 0.1);
  box-shadow: var(--glow-hard);
}

body:has(.theme-toggle-checkbox:checked) .hacker-toggle-btn .toggle-thumb {
  left: calc(100% - 14px);
}

/* ============================================================
   SOCIAL BAR — below nav
   ============================================================ */
.social-bar {
  background: var(--bg-section-alt);
  border-bottom: 1px solid var(--border-light);
  padding: 0.6rem 0;
}

.social-bar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.social-bar-inner a {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.4rem;
  transition: var(--transition);
}

.social-bar-inner a:hover {
  color: var(--text-accent);
}

.social-sep {
  color: var(--border-primary);
  font-size: 1rem;
  line-height: 1;
  user-select: none;
}

body:has(.theme-toggle-checkbox:checked) .social-bar {
  background: #050505;
  border-bottom-color: var(--border-light);
}

body:has(.theme-toggle-checkbox:checked) .social-bar-inner a:hover {
  text-shadow: var(--glow-text);
}

/* ============================================================
   HEADER & NAV
   ============================================================ */
.site-header {
  background: var(--bg-header);
  border-bottom: 3px solid var(--border-primary);
  /* Sombra visible en fondo blanco */
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12), 0 4px 0 var(--border-primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

body:has(.theme-toggle-checkbox:checked) .site-header {
  box-shadow: var(--glow-hard), 0 4px 0 var(--border-primary);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
}

.site-logo {
  grid-column: 2;
  display: flex;
  justify-content: center;
}

.site-logo img {
  height: 96px;
  width: auto;
  border-radius: 50%;
  border: 2px solid var(--border-primary);
  box-shadow: var(--glow);
  transition: var(--transition);
}

.site-logo img:hover {
  transform: scale(1.06);
  box-shadow: var(--glow-hard);
}

.main-nav { display: contents; }

.nav-left {
  grid-column: 1;
  justify-content: flex-end;
}

.nav-right {
  grid-column: 3;
  justify-content: flex-start;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 0;
  align-items: center;
}

.main-nav > ul > li {
  position: relative;
  padding: 0 10px;
}

.main-nav a {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--btn-text);
  display: block;
  padding: 9px 18px;
  border: 2px solid var(--btn-border);
  box-shadow: 0 0 0 1px var(--crimson);
  background: var(--btn-bg);
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.main-nav a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--btn-hover-bg);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  z-index: -1;
}

.main-nav a:hover::before { transform: scaleX(1); }

.main-nav a:hover {
  color: var(--btn-hover-text);
  border-color: var(--btn-hover-bg);
  box-shadow: var(--glow);
  text-shadow: none;
}

/* Hacker mode: solo borde verde, sin doble */
body:has(.theme-toggle-checkbox:checked) .main-nav a {
  box-shadow: none;
  text-shadow: var(--glow-text);
}

body:has(.theme-toggle-checkbox:checked) .main-nav a:hover {
  box-shadow: var(--glow-hard);
  text-shadow: none;
}

/* Dropdown */
.menu-item-has-children { position: relative; }
.menu-item-has-children > a::after { content: ' ▾'; font-size: 0.65rem; }

.sub-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-top: 3px solid var(--border-primary);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: var(--transition);
  list-style: none;
  padding: 0.4rem 0;
  box-shadow: 0 15px 40px rgba(0,0,0,0.6), var(--glow);
  border-radius: 0 0 var(--radius) var(--radius);
}

.nav-right .sub-menu { left: auto; right: 0; }

.menu-item-has-children:hover .sub-menu,
.menu-item-has-children:focus-within .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.sub-menu a {
  padding: 8px 16px;
  font-size: 0.78rem;
  border: none !important;
  box-shadow: none !important;
  border-left: 3px solid transparent !important;
  border-radius: 0 !important;
  letter-spacing: 1px;
  background: transparent !important;
  color: var(--text-primary) !important;
  overflow: visible;
}

.sub-menu a::before { display: none !important; }

.sub-menu a:hover {
  border-left: 3px solid var(--border-primary) !important;
  background: var(--border-subtle) !important;
  color: var(--text-accent) !important;
  box-shadow: none !important;
}

/* Mobile */
.mobile-menu-checkbox { display: none; }
.mobile-menu-toggle {
  display: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--text-primary);
  background: none;
  border: none;
  transition: var(--transition);
}
.mobile-menu-toggle:hover { color: var(--text-accent); }

/* ============================================================
   HERO
   ============================================================ */
.hero-section {
  padding: 3.5rem 0 4rem;
  text-align: center;
  position: relative;
  border-bottom: 3px solid var(--crimson);
  overflow: hidden;
  /* Imagen visible — sin overlay global */
  background:
    url('../assets/images/hero/atardecer.jpg') center 60% / cover no-repeat;
}

/* Franja de color sutil arriba y abajo para suavizar bordes */
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom,
      rgba(255,255,255,0.25) 0%,
      transparent 20%,
      transparent 75%,
      rgba(255,255,255,0.3) 100%);
  pointer-events: none;
  z-index: 0;
}

/* El texto sobre fondo frosted glass */
.hero-content {
  position: relative;
  z-index: 1;
  display: inline-block;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.6);
  border-top: 3px solid var(--crimson);
  padding: 2rem 3.5rem 2.5rem;
  box-shadow: 0 4px 32px rgba(0,0,0,0.12);
}

/* Hacker mode: foto autopista nocturna */
body:has(.theme-toggle-checkbox:checked) .hero-section {
  background:
    url('../assets/images/hero/hackmadrid_torres_rapidas_rojas.jpg') center 40% / cover no-repeat;
  border-bottom-color: var(--border-primary);
}

body:has(.theme-toggle-checkbox:checked) .hero-section::before {
  background:
    linear-gradient(to bottom,
      rgba(0,0,0,0.3) 0%,
      transparent 25%,
      transparent 70%,
      rgba(0,0,0,0.4) 100%);
}

/* Glass oscuro en hacker mode */
body:has(.theme-toggle-checkbox:checked) .hero-content {
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: rgba(0, 255, 65, 0.3);
  border-top-color: var(--border-primary);
  box-shadow: 0 4px 32px rgba(0,255,65,0.15), var(--glow);
}

@keyframes binary-pulse {
  0%, 100% { opacity: 0.05; }
  50%       { opacity: 0.1; }
}

.hero-content h1 {
  font-family: var(--font-mono);
  color: var(--text-primary);
  letter-spacing: 0.08em;
}

/* Cursor blink in hacker mode */
body:has(.theme-toggle-checkbox:checked) .hero-content h1::after {
  content: '_';
  animation: blink 1s step-end infinite;
}

body:has(.theme-toggle-checkbox:checked) .hero-content h1 {
  animation: glitch 3s infinite;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

body:has(.theme-toggle-checkbox:checked) .hero-subtitle {
  color: var(--text-primary);
  text-shadow: var(--glow-text);
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--bg-section-alt);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-light);
  padding: 1rem 0;
}

.stats-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.stat-item { text-align: center; }

.stat-link {
  text-decoration: none;
  display: block;
  transition: var(--transition);
}

.stat-link:hover .stat-number {
  text-shadow: var(--glow-hard);
  opacity: 0.85;
}

.stat-link:hover .stat-label {
  color: var(--text-accent);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-accent);
  text-shadow: var(--glow-text);
  line-height: 1.1;
}

.stat-label {
  display: block;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* ============================================================
   CONTENT BOXES — sin recuadro, texto limpio
   ============================================================ */
.content-box {
  padding: 0.5rem 0;
  margin: 0.75rem 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.65rem 1.8rem;
  background: var(--btn-bg);
  color: var(--btn-text);
  /* Doble borde: negro exterior + rojo interior (light mode) */
  border: 2px solid var(--btn-border);
  box-shadow: 0 0 0 1px var(--crimson);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  text-decoration: none;
}

/* En hacker mode: solo borde verde simple, sin doble */
body:has(.theme-toggle-checkbox:checked) .btn {
  box-shadow: none;
  border-color: var(--btn-border);
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--btn-hover-bg);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
  z-index: -1;
}

.btn:hover::before { transform: scaleX(1); }

.btn:hover {
  color: var(--btn-hover-text);
  border-color: var(--btn-hover-bg);
  text-shadow: none;
  box-shadow: var(--glow);
}

/* En light mode hover: quitar el doble borde al hover */
body:not(:has(.theme-toggle-checkbox:checked)) .btn:hover {
  box-shadow: 0 4px 16px rgba(192, 57, 43, 0.35);
}

body:has(.theme-toggle-checkbox:checked) .btn {
  text-shadow: var(--glow-text);
}

body:has(.theme-toggle-checkbox:checked) .btn:hover {
  text-shadow: none;
  box-shadow: var(--glow-hard);
}

/* ============================================================
   PHOTO GALLERY GRID
   ============================================================ */

/* Radio inputs legacy (ignorados) */
.photo-carousel-radio { display: none; }

/* ---- PHOTO GRID ---- */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 2rem;
}

.photo-grid .photo-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--bg-section-alt);
  cursor: pointer;
}

.photo-grid .photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.photo-grid .photo-item:hover img {
  transform: scale(1.07);
}

.photo-grid .photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.2rem 0.9rem 0.7rem;
  background: linear-gradient(to top, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.5) 70%, transparent 100%);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  line-height: 1.4;
  letter-spacing: 0.5px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.photo-grid .photo-item:hover .photo-caption {
  opacity: 1;
  transform: translateY(0);
}

.photo-caption .photo-date {
  display: block;
  color: var(--text-accent);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
  text-shadow: var(--glow-text);
}

/* En hacker mode: tinte verde en hover */
body:has(.theme-toggle-checkbox:checked) .photo-grid .photo-item:hover img {
  filter: brightness(0.8) sepia(1) hue-rotate(80deg) saturate(3);
}

/* Items grandes en posición 1 y 5 (3 y 6 de 0-index) */
.photo-grid .photo-item:nth-child(1),
.photo-grid .photo-item:nth-child(5),
.photo-grid .photo-item:nth-child(9) {
  grid-column: span 2;
}

@media (max-width: 900px) {
  .photo-grid { grid-template-columns: repeat(3, 1fr); }
  .photo-grid .photo-item:nth-child(1),
  .photo-grid .photo-item:nth-child(5),
  .photo-grid .photo-item:nth-child(9) { grid-column: span 1; }
}

@media (max-width: 600px) {
  .photo-grid { grid-template-columns: repeat(2, 1fr); gap: 4px; }
}

/* ---- Legacy carousel styles (hidden) ---- */
.photo-carousel {
  position: relative;
  margin: 2.5rem 0;
  overflow: hidden;
  border: 1px solid var(--border-light);
  border-top: 3px solid var(--border-primary);
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--glow);
}

.photo-carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

/* Posición del carrusel según radio activo */
#pslide-1:checked ~ .photo-carousel .photo-carousel-track { transform: translateX(0%); }
#pslide-2:checked ~ .photo-carousel .photo-carousel-track { transform: translateX(-100%); }
#pslide-3:checked ~ .photo-carousel .photo-carousel-track { transform: translateX(-200%); }
#pslide-4:checked ~ .photo-carousel .photo-carousel-track { transform: translateX(-300%); }

.photo-carousel-inner {
  overflow: hidden;
  position: relative;
}

.photo-slide {
  min-width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.photo-slide-2col {
  grid-template-columns: repeat(2, 1fr);
}

.photo-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--bg-section-alt);
  cursor: pointer;
}

.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
  display: block;
}

.photo-item:hover img {
  transform: scale(1.06);
  filter: brightness(1.1) contrast(1.05);
}

.photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.6rem 0.8rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  opacity: 0;
  transition: opacity 0.3s ease;
  text-shadow: none;
}

.photo-item:hover .photo-caption { opacity: 1; }

/* En hacker mode: overlay verde */
body:has(.theme-toggle-checkbox:checked) .photo-item:hover img {
  filter: brightness(0.85) sepia(1) hue-rotate(80deg) saturate(3);
}

body:has(.theme-toggle-checkbox:checked) .photo-caption {
  color: var(--text-primary);
  border-top: 1px solid var(--border-light);
}

/* Dots del carrusel de fotos */
.photo-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 1rem 0 0.8rem;
  background: var(--bg-card);
}

.photo-carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-subtle);
  border: 2px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
  display: block;
}

.photo-carousel-dot:hover { background: var(--crimson); }

#pslide-1:checked ~ .photo-carousel .photo-carousel-dots .photo-carousel-dot:nth-child(1),
#pslide-2:checked ~ .photo-carousel .photo-carousel-dots .photo-carousel-dot:nth-child(2),
#pslide-3:checked ~ .photo-carousel .photo-carousel-dots .photo-carousel-dot:nth-child(3),
#pslide-4:checked ~ .photo-carousel .photo-carousel-dots .photo-carousel-dot:nth-child(4) {
  background: var(--border-primary);
  transform: scale(1.4);
  box-shadow: var(--glow);
}

/* Flechas del carrusel de fotos */
.photo-carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(0,0,0,0.55);
  border: 2px solid var(--border-primary);
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: #ffffff;
  transition: var(--transition);
  z-index: 10;
  user-select: none;
  text-decoration: none;
}

.photo-carousel-arrow:hover {
  background: var(--crimson);
  border-color: var(--crimson);
  color: #ffffff;
  box-shadow: var(--glow-hard);
}

.photo-carousel-arrow-left  { left: 12px; }
.photo-carousel-arrow-right { right: 12px; }

#pslide-1:checked ~ .photo-carousel .photo-carousel-arrow[data-pslide="1"],
#pslide-2:checked ~ .photo-carousel .photo-carousel-arrow[data-pslide="2"],
#pslide-3:checked ~ .photo-carousel .photo-carousel-arrow[data-pslide="3"],
#pslide-4:checked ~ .photo-carousel .photo-carousel-arrow[data-pslide="4"] {
  display: flex;
}

@media (max-width: 768px) {
  .photo-slide { grid-template-columns: repeat(2, 1fr); }
  .photo-slide-2col { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .photo-slide,
  .photo-slide-2col { grid-template-columns: 1fr; }
}

/* ============================================================
   EVENT CARDS
   ============================================================ */
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--crimson);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  border-radius: var(--radius);
}

.event-card:hover {
  transform: translateY(-5px);
  border-top-color: var(--light-red);
  box-shadow: 0 12px 30px rgba(139, 0, 0, 0.2);
}

body:has(.theme-toggle-checkbox:checked) .event-card:hover {
  box-shadow: 0 12px 30px rgba(0, 255, 65, 0.12), var(--glow);
}

.event-card h3 {
  color: var(--text-accent);
  font-size: 0.9rem;
  letter-spacing: 1.5px;
  margin-bottom: 1rem;
  text-shadow: var(--glow-text);
}

/* ============================================================
   EVENTS TIMELINE
   ============================================================ */
.events-timeline {
  position: relative;
  padding-left: 2rem;
  margin: 2rem 0;
}

.events-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--crimson), transparent);
}

.timeline-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1.5rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  transition: var(--transition);
}

.timeline-item:hover { background: var(--border-subtle); padding-left: 0.5rem; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.4rem;
  top: 1.8rem;
  width: 10px;
  height: 10px;
  background: var(--crimson);
  border-radius: 50%;
  box-shadow: var(--glow);
  transition: var(--transition);
}

.timeline-item:hover::before { background: var(--light-red); box-shadow: var(--glow-hard); }

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-accent);
  font-weight: 700;
  padding-top: 0.15rem;
  text-shadow: var(--glow-text);
}

.timeline-content h4 {
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  font-size: 0.95rem;
}

.timeline-content p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

/* ============================================================
   HACKERS CAROUSEL
   ============================================================ */
.carousel {
  position: relative;
  margin: 3rem 0;
  overflow: hidden;
}

.carousel-radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.carousel-container {
  display: flex;
  transition: transform 0.5s ease;
}

.carousel-slide {
  min-width: 100%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

#slide-1:checked ~ .carousel-container { transform: translateX(0); }
#slide-2:checked ~ .carousel-container { transform: translateX(-100%); }

.hacker-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.5rem;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.hacker-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-primary);
  box-shadow: 0 12px 30px rgba(139, 0, 0, 0.2);
}

body:has(.theme-toggle-checkbox:checked) .hacker-card:hover {
  box-shadow: 0 0 30px rgba(0,255,65,0.18), inset 0 0 20px rgba(0,255,65,0.04);
}

.hacker-image {
  width: 100%;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
  border-radius: 50%;
}

.hacker-image img {
  width: 100%;
  height: auto;
  border-radius: 50%;
  border: 3px solid var(--border-primary);
  aspect-ratio: 1/1;
  object-fit: cover;
  transition: var(--transition);
  box-shadow: var(--glow);
}

.hacker-card:hover .hacker-image img {
  box-shadow: var(--glow-hard);
}

.quote-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.7) 60%, transparent 100%);
  padding: 1rem;
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: flex-end;
  border-radius: 50%;
}

.hacker-card:hover .quote-overlay { opacity: 1; }

.quote-overlay p {
  color: #ffffff;
  font-size: 0.68rem;
  line-height: 1.4;
  margin: 0;
  font-style: italic;
}

.hacker-name {
  color: var(--text-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 0.5rem;
  text-shadow: var(--glow-text);
}

/* Carousel arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: var(--bg-card);
  border: 2px solid var(--border-primary);
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 10;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-accent);
}

.carousel-arrow-left { left: 10px; }
.carousel-arrow-right { right: 10px; }

.carousel-arrow:hover {
  background: var(--crimson);
  color: #ffffff;
  border-color: var(--crimson);
  box-shadow: var(--glow-hard);
}

body:has(.theme-toggle-checkbox:checked) .carousel-arrow:hover {
  background: var(--blood-red);
  color: var(--bg-main);
}

#slide-1:checked ~ .carousel-arrow[data-slide="1"],
#slide-2:checked ~ .carousel-arrow[data-slide="2"] {
  display: flex;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 3rem;
  padding: 1rem 0;
}

.carousel-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border-subtle);
  border: 2px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot:hover { background: var(--crimson); box-shadow: var(--glow); }

#slide-1:checked ~ .carousel-dots .carousel-dot:nth-child(1),
#slide-2:checked ~ .carousel-dots .carousel-dot:nth-child(2) {
  background: var(--border-primary);
  transform: scale(1.35);
  box-shadow: var(--glow);
}

/* ============================================================
   TERMINAL LIST
   ============================================================ */
ul.terminal-list {
  list-style: none;
  font-family: var(--font-mono);
  margin: 1.5rem 0;
}

ul.terminal-list li {
  padding: 0.6rem 0 0.6rem 1.4rem;
  border-left: 3px solid var(--border-subtle);
  margin: 0.5rem 0;
  position: relative;
  color: var(--text-secondary);
  transition: var(--transition);
  font-size: 0.92rem;
}

ul.terminal-list li:hover {
  border-left-color: var(--crimson);
  color: var(--text-primary);
  padding-left: 1.8rem;
}

ul.terminal-list li::before {
  content: '▸ ';
  color: var(--text-accent);
  position: absolute;
  left: 0.3rem;
  text-shadow: var(--glow-text);
}

body:has(.theme-toggle-checkbox:checked) ul.terminal-list li::before {
  content: '$ ';
}

/* ============================================================
   QUOTE MODALS
   ============================================================ */
.quote-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.quote-modal:target {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-card);
  border: 2px solid var(--border-primary);
  border-top: 4px solid var(--crimson);
  padding: 3rem;
  max-width: 580px;
  width: 90%;
  position: relative;
  transform: scale(0.85);
  transition: transform 0.3s ease;
  text-align: center;
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8), var(--glow);
  border-radius: var(--radius);
}

.quote-modal:target .modal-content { transform: scale(1); }

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 1.4rem;
  color: var(--text-muted);
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  transition: var(--transition);
  text-decoration: none;
}

.modal-close:hover {
  color: #ffffff;
  background: var(--crimson);
  border-color: var(--crimson);
  transform: rotate(90deg);
  box-shadow: var(--glow-hard);
}

.modal-image {
  width: 150px;
  height: 150px;
  margin: 0 auto 2rem;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--border-primary);
  box-shadow: var(--glow);
}

.modal-image img { width: 100%; height: 100%; object-fit: cover; }

.modal-content h3 {
  color: var(--text-accent);
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
  text-shadow: var(--glow-text);
}

.modal-content blockquote {
  border-left: 3px solid var(--border-primary);
  padding-left: 1.5rem;
  margin: 0;
  text-align: left;
}

.modal-content blockquote p {
  font-size: 1rem;
  line-height: 1.8;
  font-style: italic;
  color: var(--text-secondary);
  margin: 0;
}

/* ============================================================
   COMMUNITY GRID
   ============================================================ */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Conference link buttons row */
.conf-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.conf-links .btn {
  font-size: 0.72rem;
  padding: 0.4em 1em;
}

/* Community card button */
.community-card .btn {
  margin-top: 1rem;
  font-size: 0.72rem;
  padding: 0.4em 1em;
  display: inline-block;
}

.community-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--border-light);
  padding: 1.8rem;
  transition: var(--transition);
  border-radius: var(--radius);
}

.community-card:hover {
  border-left-color: var(--crimson);
  box-shadow: -3px 0 0 var(--crimson), 0 8px 20px rgba(139,0,0,0.15);
  transform: translateX(4px);
}

.community-card h3 {
  color: var(--text-accent);
  font-size: 1rem;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  text-shadow: var(--glow-text);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg-footer);
  border-top: 2px solid var(--border-primary);
  padding: 4rem 20px 2rem;
  box-shadow: 0 -5px 30px rgba(139, 0, 0, 0.15);
  margin-top: 0;
}

body:has(.theme-toggle-checkbox:checked) .site-footer {
  box-shadow: 0 -5px 30px rgba(0, 255, 65, 0.08);
}

.footer-widgets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 3rem;
  max-width: var(--container);
  margin: 0 auto 3rem;
}

.footer-widget h3 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-accent);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.6rem;
  margin-bottom: 1rem;
  text-shadow: var(--glow-text);
}

.footer-widget ul { list-style: none; }

.footer-widget li {
  margin-bottom: 0.4rem;
  padding-left: 0.9rem;
  position: relative;
}

.footer-widget li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--text-accent);
  font-size: 0.75rem;
  top: 0.1rem;
}

/* Footer siempre sobre fondo oscuro → texto siempre claro */
.footer-widget a {
  color: #aaaaaa;
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-widget a:hover { color: #ffffff; }

.footer-widget p {
  font-size: 0.85rem;
  color: #aaaaaa;
}

.footer-widget li:not(:has(a)) {
  color: #888888;
  font-size: 0.85rem;
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 2;
}

/* ============================================================
   BTN LARGE
   ============================================================ */
.btn-lg {
  padding: 0.75em 2.5em;
  font-size: 0.92rem;
  letter-spacing: 2px;
  margin-top: 1rem;
  display: inline-block;
}

/* ============================================================
   RESPONSIVE — TABLET GRANDE (max-width: 1024px)
   No tocar layout de escritorio
   ============================================================ */
@media (max-width: 1024px) {
  .carousel-slide       { grid-template-columns: repeat(3, 1fr); }
  .conf-hover-grid      { grid-template-columns: repeat(3, 1fr); }
  .hackerspace-grid     { grid-template-columns: repeat(4, 1fr); }
  .worldparty-grid      { grid-template-columns: repeat(3, 1fr); }
}

/* ============================================================
   RESPONSIVE — TABLET / MÓVIL (max-width: 768px)
   NAV: logo izquierda + botones a la derecha, sin hamburguesa
   ============================================================ */
@media (max-width: 768px) {
  :root { --header-h: auto; }

  /* ── Hamburger: oculto — nav siempre visible ── */
  .mobile-menu-toggle { display: none; }

  /* ── Header: flex row — logo izq, botones der ── */
  .header-inner {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px 10px;
    min-height: 62px;
  }

  .site-logo { flex-shrink: 0; order: 0; margin-right: 5px; }
  .site-logo img { height: 50px; }

  /* ── Reset drawer → nav inline ── */
  .nav-left,
  .nav-right {
    position: static;
    left: auto; top: auto;
    width: auto; max-width: none; height: auto;
    background: transparent;
    border: none; box-shadow: none;
    padding: 0; overflow: visible;
    z-index: auto; transition: none;
    display: flex; flex-direction: row;
    flex-wrap: wrap; align-items: center;
    gap: 3px;
  }

  .main-nav ul { flex-direction: row; flex-wrap: wrap; gap: 3px; }
  .main-nav > ul > li { padding: 0; border-bottom: none; width: auto; }

  /* ── Botones compactos ── */
  .main-nav a {
    font-size: 0.56rem;
    padding: 5px 8px;
    letter-spacing: 0.6px;
    white-space: nowrap;
  }

  /* ── Sin dropdowns en móvil ── */
  .sub-menu { display: none !important; }
  .menu-item-has-children > a::after { display: none; }

  /* ── Toggle [HACKER] más pequeño ── */
  .hacker-toggle-btn { font-size: 0.56rem; gap: 0.3rem; }
  .hacker-toggle-btn .toggle-track { width: 28px; height: 15px; }
  .hacker-toggle-btn .toggle-thumb { width: 9px; height: 9px; top: 1px; left: 1px; }
  body:has(.theme-toggle-checkbox:checked) .hacker-toggle-btn .toggle-thumb {
    left: calc(100% - 10px);
  }

  /* ── Social bar ── */
  .social-bar-inner { gap: 0.25rem; }
  .social-bar-inner a { font-size: 0.68rem; padding: 0.1rem 0.25rem; }
  .social-sep { font-size: 0.8rem; }

  /* ── Secciones ── */
  .section { padding: 2.5rem 14px; }

  /* ── Hero ── */
  .hero-section { padding: 2.5rem 0 3rem; }
  .hero-content { padding: 1.5rem 1.5rem 2rem; }
  .hero-actions { gap: 0.5rem; }
  .hero-actions .btn { font-size: 0.72rem; padding: 0.5em 1em; }

  /* ── Stats ── */
  .stats-inner { gap: 0.75rem 1.25rem; }
  .stat-number { font-size: 1.55rem; }
  .stat-label  { font-size: 0.6rem; letter-spacing: 1.5px; }

  /* ── Conferencias hover grid ── */
  .conf-hover-grid { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
  .conf-hover-card { height: 52px; }
  .conf-hover-card:hover { height: 175px; }
  .conf-card-name { font-size: 0.78rem; }
  .conf-card-body { font-size: 0.75rem; }

  /* ── Event grid ── */
  .event-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .event-card { padding: 1.4rem; }

  /* ── Carousel ── */
  .carousel-slide { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .hacker-card { padding: 0 0.25rem; }

  /* ── Community grid ── */
  .community-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .community-card { padding: 1.2rem 1rem; }

  /* ── Hackerspace grid ── */
  .hackerspace-grid { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
  .hs-card { padding: 0.8rem; }

  /* ── Timeline ── */
  .timeline-item { grid-template-columns: 1fr; gap: 0.25rem; }
  .events-timeline::before { display: none; }
  .events-timeline { padding-left: 0; }
  .timeline-item::before { display: none; }

  /* ── Footer ── */
  .footer-widgets { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }

  /* ── Modal ── */
  .modal-content { padding: 1.5rem; }
  .modal-image { width: 110px; height: 110px; }

  /* ── WorldParty grid ── */
  .worldparty-grid { grid-template-columns: repeat(2, 1fr); }

  /* ── BTN lg ── */
  .btn-lg { font-size: 0.82rem; padding: 0.65em 2em; }
}

/* ============================================================
   RESPONSIVE — MÓVIL PEQUEÑO (max-width: 480px)
   ============================================================ */
@media (max-width: 480px) {
  /* ── Logo ligeramente más pequeño ── */
  .site-logo img { height: 42px; }

  /* ── Ocultar "HACKMADRID'" en nav (logo ya enlaza home) ── */
  .nav-left > li:first-child { display: none; }

  /* ── Botones aún más compactos ── */
  .main-nav a { font-size: 0.5rem; padding: 4px 6px; letter-spacing: 0.4px; }
  .hacker-toggle-btn { font-size: 0.5rem; }

  /* ── Social bar: ocultar separadores, wrapping libre ── */
  .social-bar-inner { gap: 0.15rem; flex-wrap: wrap; justify-content: center; }
  .social-bar-inner a { font-size: 0.62rem; padding: 0.1rem 0.2rem; }
  .social-sep { display: none; }

  /* ── Secciones ── */
  .section { padding: 2rem 10px; }

  /* ── Hero ── */
  .hero-section { padding: 2rem 0 2.5rem; }
  .hero-content { padding: 1.1rem 1rem 1.4rem; }
  .hero-content h1 { font-size: clamp(1.4rem, 7vw, 2.2rem); }
  .hero-subtitle { font-size: 0.78rem; }
  .hero-actions { flex-direction: column; align-items: center; gap: 0.45rem; }
  .hero-actions .btn { width: 100%; max-width: 260px; text-align: center; font-size: 0.7rem; }

  /* ── Stats ── */
  .stats-inner { justify-content: space-evenly; gap: 0.5rem; flex-wrap: wrap; }
  .stat-number { font-size: 1.3rem; }
  .stat-label  { font-size: 0.56rem; letter-spacing: 1px; }

  /* ── Conferencias hover grid: 2 columnas en móvil ── */
  .conf-hover-grid { grid-template-columns: repeat(2, 1fr); gap: 0.35rem; }
  .conf-hover-card { height: 46px; }
  .conf-hover-card:hover { height: 185px; }
  .conf-card-name { font-size: 0.7rem; }
  .conf-card-body { font-size: 0.72rem; }
  .conf-card-link { font-size: 0.66rem; }

  /* ── Event grid: 1 col ── */
  .event-grid { grid-template-columns: 1fr; gap: 0.75rem; }
  .event-card { padding: 1.25rem; }

  /* ── Carousel: 2 cols compactos ── */
  .carousel-slide { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
  .hacker-image { height: 130px; }
  .hacker-name { font-size: 0.72rem; }

  /* ── Community: 1 col ── */
  .community-grid { grid-template-columns: 1fr; gap: 0.6rem; }
  .community-card { padding: 1rem; }

  /* ── Hackerspaces: 2 cols ── */
  .hackerspace-grid { grid-template-columns: repeat(2, 1fr); gap: 0.4rem; }
  .hs-card { padding: 0.65rem 0.75rem; }
  .hs-card-name { font-size: 0.78rem; margin-bottom: 0.3rem; }
  .hs-card-city { font-size: 0.6rem; }
  .hs-card a { font-size: 0.62rem; }

  /* ── Terminal list ── */
  .terminal-list { padding-left: 0.5rem; }
  .terminal-list li { font-size: 0.88rem; }

  /* ── Footer: 1 col ── */
  .footer-widgets { grid-template-columns: 1fr; gap: 1rem; }
  .footer-widget h3 { font-size: 0.82rem; }
  .footer-widget a, .footer-widget li { font-size: 0.78rem; }
  .footer-bottom { font-size: 0.7rem; }

  /* ── Modal ── */
  .modal-content { padding: 1rem 1.1rem; }
  .modal-image { width: 80px; height: 80px; }
  .modal-content h3 { font-size: 1rem; }

  /* ── WorldParty: 1 col ── */
  .worldparty-grid { grid-template-columns: 1fr; }

  /* ── BTN lg ── */
  .btn-lg { font-size: 0.78rem; padding: 0.6em 1.6em; width: 100%; text-align: center; max-width: 260px; }

  /* ── Community section labels ── */
  .community-section-label { font-size: 0.7rem; }
}

/* ============================================================
   EVENTOS PAGE — EVENT LIST CARDS
   ============================================================ */
.events-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.event-item {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  background: var(--bg-card);
  border: 2px solid var(--border-black, #0d0d0d);
  box-shadow: 0 0 0 1px var(--crimson);
  overflow: hidden;
  transition: var(--transition);
}

.event-item:hover {
  box-shadow: 0 0 0 1px var(--crimson), var(--glow);
  transform: translateY(-2px);
}

.event-item-img {
  width: 280px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-section-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.event-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.4s ease;
}

.event-item:hover .event-item-img img {
  transform: scale(1.05);
}

.event-item-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--text-muted);
  background: var(--bg-section-alt);
  font-family: var(--font-mono);
}

.event-item-body {
  padding: 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-left: 2px solid var(--border-subtle);
}

.event-item-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.event-item-date {
  color: var(--text-accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.event-item-attendees {
  color: var(--text-muted);
}

.event-item-attendees::before {
  content: '● ';
  color: var(--crimson);
}

.event-item-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin: 0;
}

.event-item-location {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.event-item-location::before {
  content: '📍';
  font-size: 0.75rem;
}

.event-item-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}

.event-item-actions {
  margin-top: 0.5rem;
}

.event-item-actions .btn {
  font-size: 0.8rem;
  padding: 0.5em 1.4em;
  letter-spacing: 0.08em;
}

/* Events page hero stats */
.events-hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.events-hero-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.events-hero-stats .stat-val {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-accent);
}

.events-hero-stats .stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* World Party edition cards */
.worldparty-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.wp-card {
  background: var(--bg-card);
  border: 2px solid var(--border-black, #0d0d0d);
  box-shadow: 0 0 0 1px var(--crimson);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: var(--transition);
}

.wp-card:hover {
  box-shadow: 0 0 0 1px var(--crimson), var(--glow);
}

.wp-card-year {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-accent);
  line-height: 1;
}

.wp-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.wp-card-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Responsive events list */
@media (max-width: 768px) {
  .event-item {
    grid-template-columns: 1fr;
  }

  .event-item-img {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .event-item-body {
    border-left: none;
    border-top: 2px solid var(--border-subtle);
    padding: 1.25rem;
  }

  .worldparty-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .worldparty-grid {
    grid-template-columns: 1fr;
  }

  .events-hero-stats {
    gap: 1.5rem;
  }
}

/* ============================================================
   CONFERENCE HOVER CARDS
   ============================================================ */
.conf-hover-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.conf-hover-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  overflow: hidden;
  height: 56px;
  transition: height 0.35s ease, border-top-color 0.2s;
  cursor: pointer;
}

.conf-hover-card:hover {
  height: 160px;
  border-top-color: var(--crimson);
}

.conf-card-name {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.4px;
  color: var(--text-accent);
  white-space: nowrap;
  overflow: hidden;
}

.conf-card-month {
  font-size: 0.7rem;
  opacity: 0.5;
  font-weight: 400;
  font-family: var(--font-mono);
  flex-shrink: 0;
  margin-left: 0.4rem;
}

.conf-card-body {
  margin-top: 0.55rem;
  font-size: 0.79rem;
  color: var(--text-secondary);
  line-height: 1.45;
  opacity: 0;
  transition: opacity 0.2s 0.1s;
}

.conf-hover-card:hover .conf-card-body {
  opacity: 1;
}

.conf-card-link {
  display: inline-block;
  margin-top: 0.45rem;
  color: var(--crimson);
  font-size: 0.74rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

body:has(.theme-toggle-checkbox:checked) .conf-hover-card:hover {
  border-top-color: var(--matrix-green);
}

body:has(.theme-toggle-checkbox:checked) .conf-card-link {
  color: var(--matrix-green);
}

@media (max-width: 900px) {
  .conf-hover-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
  .conf-hover-grid { grid-template-columns: repeat(2, 1fr); }
  .conf-hover-card:hover { height: 180px; }
}

/* ============================================================
   COMUNIDADES — %27 VS OTROS
   ============================================================ */
.community-section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border-subtle);
}

.community-section-label.red {
  color: var(--crimson);
  border-bottom-color: var(--crimson);
}

.community-card.is-27 {
  border-left-color: var(--crimson);
}

.community-card.is-27 h3::after {
  content: ' ·%27';
  color: var(--crimson);
  font-size: 0.72em;
  font-weight: 400;
  opacity: 0.85;
}

.hackerspace-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.9rem;
  margin-top: 0.75rem;
}

/* ── Color único por tarjeta (nth-child se reinicia por cada .hackerspace-grid) ── */
.hackerspace-grid .hs-card:nth-child(1)  { --hs-color: #e01c1c; }
.hackerspace-grid .hs-card:nth-child(2)  { --hs-color: #f59e0b; }
.hackerspace-grid .hs-card:nth-child(3)  { --hs-color: #10b981; }
.hackerspace-grid .hs-card:nth-child(4)  { --hs-color: #3b82f6; }
.hackerspace-grid .hs-card:nth-child(5)  { --hs-color: #8b5cf6; }
.hackerspace-grid .hs-card:nth-child(6)  { --hs-color: #ec4899; }
.hackerspace-grid .hs-card:nth-child(7)  { --hs-color: #06b6d4; }
.hackerspace-grid .hs-card:nth-child(8)  { --hs-color: #f97316; }
.hackerspace-grid .hs-card:nth-child(9)  { --hs-color: #84cc16; }
.hackerspace-grid .hs-card:nth-child(10) { --hs-color: #6366f1; }

/* En modo hacker, todos en verde neón */
body:has(.theme-toggle-checkbox:checked) .hackerspace-grid .hs-card {
  --hs-color: #00ff41;
}

.hs-card {
  --hs-color: #6b7280; /* fallback */
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--hs-color);
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  position: relative;
  overflow: hidden;
  cursor: default;
}

/* Fondo de color sutil que aparece en hover */
.hs-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hs-color);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
  z-index: 0;
}

.hs-card:hover::before { opacity: 0.07; }

/* Lift + doble sombra lateral en el color propio */
.hs-card:hover {
  transform: translateY(-5px) translateX(2px);
  box-shadow:
    -4px 0 0 var(--hs-color),
    0 12px 28px rgba(0, 0, 0, 0.18),
    0 0 0 1px var(--hs-color);
}

/* Todos los hijos por encima del ::before */
.hs-card > * { position: relative; z-index: 1; }

.hs-card-city {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 0.2rem;
}

.hs-card-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-accent);
  margin-bottom: 0.5rem;
  transition: color 0.2s ease;
}

.hs-card:hover .hs-card-name {
  color: var(--hs-color);
}

.hs-card a {
  font-size: 0.72rem;
  color: var(--hs-color);
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 600;
  transition: opacity 0.2s ease;
}

.hs-card a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* ============================================================
   ACCESSIBILITY & PRINT
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

@media print {
  .site-header, .social-bar, .mobile-menu-toggle,
  .site-footer, .carousel-arrow, .carousel-dots {
    display: none !important;
  }
  body { background: white; color: black; }
  * { text-shadow: none !important; box-shadow: none !important; }
}