:root {
  --neon-cyan: #00fff2;
  --neon-magenta: #ff00ff;
  --neon-pink: #ff2a6d;
  --neon-blue: #05d9e8;
  --dark-bg: #0d0d0d;
  --darker-bg: #050505;
  --vhs-purple: #7b2cbf;
  --static-overlay: rgba(255, 255, 255, 0.03);
}

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

/* ============================================
   Animations
   ============================================ */

@keyframes flicker {
  0%,
  100% {
    opacity: 1;
  }
  92% {
    opacity: 1;
  }
  93% {
    opacity: 0.8;
  }
  94% {
    opacity: 1;
  }
  97% {
    opacity: 0.9;
  }
}

@keyframes glitch {
  0%,
  100% {
    text-shadow: -2px 0 var(--neon-cyan), 2px 0 var(--neon-magenta);
    transform: translate(0);
  }
  20% {
    text-shadow: -3px 0 var(--neon-cyan), 3px 0 var(--neon-magenta);
    transform: translate(-1px, 1px);
  }
  40% {
    text-shadow: -2px 0 var(--neon-cyan), 2px 0 var(--neon-magenta);
    transform: translate(1px, -1px);
  }
  60% {
    text-shadow: -4px 0 var(--neon-cyan), 4px 0 var(--neon-magenta);
    transform: translate(-1px, 0);
  }
  80% {
    text-shadow: -2px 0 var(--neon-cyan), 2px 0 var(--neon-magenta);
    transform: translate(0, 1px);
  }
}

@keyframes scanline {
  0% {
    transform: translateY(-100%);
  }
  100% {
    transform: translateY(100vh);
  }
}

@keyframes tracking {
  0%,
  100% {
    transform: translateX(0);
  }
  10% {
    transform: translateX(-2px);
  }
  20% {
    transform: translateX(1px);
  }
  30% {
    transform: translateX(-1px);
  }
  40% {
    transform: translateX(2px);
  }
  50% {
    transform: translateX(0);
  }
}

@keyframes rec-blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

@keyframes static-noise {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 100% 100%;
  }
}

@keyframes glow-pulse {
  0%,
  100% {
    box-shadow: 0 0 5px var(--neon-cyan), 0 0 10px var(--neon-cyan),
      inset 0 0 15px rgba(0, 255, 242, 0.1);
  }
  50% {
    box-shadow: 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan),
      0 0 30px var(--neon-cyan), inset 0 0 20px rgba(0, 255, 242, 0.2);
  }
}

/* ============================================
   Body & CRT Effects
   ============================================ */

body {
  font-family: "Share Tech Mono", monospace;
  background: var(--dark-bg);
  min-height: 100vh;
  color: #fff;
  overflow-x: hidden;
  position: relative;
  animation: flicker 5s infinite;
}

/* CRT curvature effect */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    transparent 0%,
    rgba(0, 0, 0, 0.4) 100%
  );
  pointer-events: none;
  z-index: 1000;
}

/* Bottom gradient fade */
body::after {
  content: "";
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 150px;
  background: linear-gradient(to top, var(--dark-bg), transparent);
  pointer-events: none;
  z-index: 100;
}

/* ============================================
   Scanlines Overlay
   ============================================ */

.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 4px,
    rgba(0, 0, 0, 0.3) 8px,
    rgba(0, 0, 0, 0.3) 8px
  );
  pointer-events: none;
  z-index: 999;
}

/* Moving scanline */
.scanlines::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 10px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(0, 255, 242, 0.1),
    transparent
  );
  animation: scanline 8s linear infinite alternate;
}

/* ============================================
   Static Noise Overlay
   ============================================ */

.noise {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.04;
  pointer-events: none;
  z-index: 998;
  animation: static-noise 0.5s steps(10) infinite;
}

/* ============================================
   VHS Timestamp Overlay
   ============================================ */

.vhs-overlay {
  position: fixed;
  top: 20px;
  right: 30px;
  font-family: "Share Tech Mono", monospace;
  font-size: 0.9rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
}

.vhs-overlay .rec {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ff3333;
  text-shadow: 0 0 10px #ff3333;
}

.vhs-overlay .rec::before {
  content: "●";
  animation: rec-blink 1s infinite;
}

.vhs-overlay .timestamp {
  letter-spacing: 2px;
}

/* ============================================
   Play Indicator
   ============================================ */

.play-indicator {
  position: fixed;
  bottom: 30px;
  left: 30px;
  font-family: "Share Tech Mono", monospace;
  font-size: 1.2rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 15px var(--neon-cyan);
  z-index: 1001;
  display: flex;
  align-items: center;
  gap: 10px;
}

.play-indicator::before {
  content: "▶";
  font-size: 1rem;
}

/* ============================================
   Header
   ============================================ */

header {
  position: relative;
  text-align: center;
  padding: 4rem 2rem 3rem;
  background: linear-gradient(
      135deg,
      rgba(123, 44, 191, 0.3) 0%,
      transparent 50%
    ),
    linear-gradient(225deg, rgba(0, 255, 242, 0.1) 0%, transparent 50%),
    var(--darker-bg);
  border-bottom: 2px solid var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 255, 242, 0.3);
}

header::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--neon-cyan),
    var(--neon-magenta),
    var(--neon-cyan),
    transparent
  );
}

header h1 {
  font-family: "Orbitron", sans-serif;
  font-size: 5.5rem;
  font-weight: 900;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #fff;
  animation: glitch 3s infinite;
  margin-bottom: 1rem;
  position: relative;
}

header h1::before,
header h1::after {
  content: "Zone Libre";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

#logo #logo1::after,
#logo #logo1::before {
  content: "Zone";
}

#logo #logo2::before,
#logo #logo2::after {
  content: "Libre";
}

header#logo {
  padding: 3rem;
  border: 1px solid var(--neon-cyan);
  width: 50%;
  margin: 3rem auto;
}

header h1::before {
  color: var(--neon-cyan);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  transform: translate(-3px, 0);
  opacity: 0.8;
}

header h1::after {
  color: var(--neon-magenta);
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
  transform: translate(3px, 0);
  opacity: 0.8;
}

header h2 {
  font-family: "Share Tech Mono", monospace;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.4em;
  color: var(--neon-cyan);
  text-shadow: 0 0 20px var(--neon-cyan);
  text-transform: uppercase;
  animation: tracking 4s infinite;
}

/* ============================================
   Intro Section
   ============================================ */

.intro {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 2rem 1rem;
  text-align: center;
}

.intro p {
  font-size: 1.25rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.5rem;
}

.intro p:last-child {
  margin-bottom: 0;
}

.intro a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
}

.intro a:hover {
  text-shadow: 0 0 10px var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

.intro .heart {
  color: var(--neon-pink);
  text-shadow: 0 0 8px var(--neon-pink);
}

/* ============================================
   Category Cards
   ============================================ */

.categories {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding: 4rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.category-card {
  width: 100%;
  background: linear-gradient(
    145deg,
    rgba(20, 20, 30, 0.9),
    rgba(10, 10, 15, 0.95)
  );
  border: 2px solid var(--neon-cyan);
  overflow: hidden;
  position: relative;
  transition: all 0.4s ease;
  box-shadow: 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan),
    inset 0 0 15px rgba(0, 255, 242, 0.1);
}

.category-card a {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: row;
  min-height: 200px;
}

/* Alternate: image on right for even cards */
.category-card:nth-child(even) a {
  flex-direction: row-reverse;
}

.category-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 242, 0.2),
    transparent
  );
  transition: left 0.5s ease;
  z-index: 10;
}

.category-card:hover::before {
  left: 100%;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--neon-magenta);
  box-shadow: 0 0 20px var(--neon-magenta), 0 0 40px var(--neon-magenta),
    0 20px 50px rgba(255, 0, 255, 0.3), inset 0 0 30px rgba(255, 0, 255, 0.1);
}

/* Corner decorations */
.category-card::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 10px;
  width: 20px;
  height: 20px;
  border-top: 2px solid var(--neon-cyan);
  border-right: 2px solid var(--neon-cyan);
  opacity: 0.7;
  transition: all 0.3s ease;
}

/* Flip corner to left side for even cards (image on right) */
.category-card:nth-child(even)::after {
  right: auto;
  left: 10px;
  border-right: none;
  border-left: 2px solid var(--neon-magenta);
}

.category-card:nth-child(3)::after {
  border-color: var(--neon-pink);
}

.category-card:hover::after {
  width: 30px;
  height: 30px;
  opacity: 1;
}

/* ============================================
   Card Images
   ============================================ */

.category-card .img-wrapper {
  position: relative;
  flex: 0 0 45%;
  min-height: 200px;
  overflow: hidden;
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) contrast(1.1);
  transition: all 0.4s ease;
}

.category-card:hover img {
  filter: saturate(1.2) contrast(1.2) hue-rotate(10deg);
  transform: scale(1.1);
}

/* VHS distortion lines on images */
.img-wrapper::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 3px,
    rgba(0, 255, 242, 0.03) 3px,
    rgba(0, 255, 242, 0.03) 4px
  );
  pointer-events: none;
}

/* Chromatic aberration on image */
.img-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 0, 255, 0.1) 0%,
    transparent 15%,
    transparent 85%,
    rgba(0, 255, 242, 0.1) 100%
  );
  pointer-events: none;
  z-index: 1;
}

/* ============================================
   Card Content
   ============================================ */

.category-content {
  flex: 1;
  padding: 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  text-align: left;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.3), transparent);
  border-left: 1px solid rgba(0, 255, 242, 0.3);
}

/* Flip border side for alternating cards */
.category-card:nth-child(even) .category-content {
  border-left: none;
  border-right: 1px solid rgba(0, 255, 242, 0.3);
  text-align: right;
  background: linear-gradient(270deg, rgba(0, 0, 0, 0.3), transparent);
}

.category-content h3 {
  font-family: "Orbitron", sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--neon-cyan);
  text-shadow: 0 0 15px var(--neon-cyan);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.category-card:hover .category-content h3 {
  color: var(--neon-magenta);
  text-shadow: 0 0 15px var(--neon-magenta);
}

.category-content p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
}

.category-content .needs-account {
  margin-top: auto;
  padding-top: 0.75rem;
  font-size: 1rem;
  color: var(--neon-pink);
  text-shadow: 0 0 8px rgba(255, 42, 109, 0.5);
  line-height: 1.6;
}

.category-content .needs-account a {
  display: inline;
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.category-content .needs-account a:hover {
  text-shadow: 0 0 10px var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

.category-content .needs-account .heart {
  color: var(--neon-pink);
  text-shadow: 0 0 8px var(--neon-pink);
}

/* ============================================
   Disabled Card State
   ============================================ */

.category-card.disabled {
  border-color: rgba(100, 100, 100, 0.5);
  box-shadow: 0 0 5px rgba(100, 100, 100, 0.3),
    inset 0 0 10px rgba(50, 50, 50, 0.2);
  opacity: 0.6;
}

.category-card.disabled a {
  cursor: not-allowed;
}

.category-card.disabled::before {
  display: none;
}

.category-card.disabled:hover {
  transform: none;
  border-color: rgba(100, 100, 100, 0.5);
  box-shadow: 0 0 5px rgba(100, 100, 100, 0.3),
    inset 0 0 10px rgba(50, 50, 50, 0.2);
}

.category-card.disabled img {
  filter: grayscale(1) contrast(0.8) brightness(0.7);
}

.category-card.disabled:hover img {
  filter: grayscale(1) contrast(0.8) brightness(0.7);
  transform: none;
}

.category-card.disabled .category-content h3 {
  color: rgba(150, 150, 150, 0.8);
  text-shadow: none;
}

.category-card.disabled:hover .category-content h3 {
  color: rgba(150, 150, 150, 0.8);
  text-shadow: none;
}

.category-card.disabled::after {
  border-color: rgba(100, 100, 100, 0.4);
}

.category-card.disabled:hover::after {
  width: 20px;
  height: 20px;
  opacity: 0.7;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
  header h1 {
    font-size: 3rem;
    letter-spacing: 0.15em;
  }

  header h2 {
    font-size: 1.2rem;
    letter-spacing: 0.2em;
  }

  .intro p {
    font-size: 1.1rem;
  }

  .categories {
    padding: 2rem 1rem;
    gap: 1.5rem;
  }

  .category-card a,
  .category-card:nth-child(even) a {
    flex-direction: column;
  }

  .category-card .img-wrapper {
    flex: none;
    min-height: 180px;
  }

  .category-content,
  .category-card:nth-child(even) .category-content {
    text-align: center;
    border-left: none;
    border-right: none;
    border-top: 1px solid rgba(0, 255, 242, 0.3);
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent);
    padding: 1.5rem;
  }

  .vhs-overlay {
    font-size: 0.75rem;
    top: 10px;
    right: 15px;
  }

  .play-indicator {
    font-size: 1rem;
    bottom: 15px;
    left: 15px;
  }
}