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

body {
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Theme Variables */
.theme-dark {
  --bg-primary: #0a0a0a;
  --bg-secondary: #0d1a12;
  --bg-tertiary: #0d2818;
  --text-primary: #e0ffe0;
  --text-secondary: #39ff14;
  --text-muted: #1a4a28;
  --border-color: #1a3d1a;
  --neon-green: #39ff14;
  --neon-red: #ff073a;
  --glow-green: rgba(57, 255, 20, 0.5);
  --glow-red: rgba(255, 7, 58, 0.5);
  --glass-bg: rgba(13, 26, 18, 0.9);
}

.theme-light {
  --bg-primary: #f0fff0;
  --bg-secondary: #e8ffe8;
  --bg-tertiary: #d0ffd0;
  --text-primary: #0a2a0a;
  --text-secondary: #1a8a1a;
  --text-muted: #4a9a4a;
  --border-color: #39ff14;
  --neon-green: #1a8a1a;
  --neon-red: #cc0033;
  --glow-green: rgba(26, 138, 26, 0.3);
  --glow-red: rgba(204, 0, 51, 0.3);
  --glass-bg: rgba(255, 255, 255, 0.95);
}

.app-container {
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  position: relative;
}

/* Grid background */
.theme-dark .app-container::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

/* Scanlines overlay */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 1000;
}

/* CRT vignette */
.crt-vignette {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0, 0, 0, 0.4) 100%);
  pointer-events: none;
  z-index: 999;
}

/* Matrix rain */
.matrix-rain {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  opacity: 0.1;
}

.matrix-column {
  position: absolute;
  top: -100%;
  font-size: 14px;
  color: var(--neon-green);
  writing-mode: vertical-lr;
  animation: matrix-fall linear infinite;
  text-shadow: 0 0 5px var(--neon-green);
}

@keyframes matrix-fall {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(200vh); }
}

/* Floating particles */
.floating-particles {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 2;
}

.floating-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--neon-green);
  border-radius: 50%;
  opacity: 0.4;
  animation: float-drift linear infinite;
  box-shadow: 0 0 6px var(--neon-green);
}

@keyframes float-drift {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 0.4; }
  90% { opacity: 0.4; }
  100% { transform: translateY(-100vh) translateX(50px); opacity: 0; }
}

/* Overdrive Mode */
.overdrive-mode {
  animation: overdrive-pulse 0.5s ease-in-out infinite;
}

.overdrive-mode .scanlines {
  opacity: 0.5;
  animation: scanline-intense 0.1s linear infinite;
}

.overdrive-mode .neon-green,
.overdrive-mode .app-title-cyber,
.overdrive-mode .video-title-cyber {
  animation: glitch-text 0.3s infinite;
}

@keyframes overdrive-pulse {
  0%, 100% { filter: brightness(1) saturate(1.2); }
  50% { filter: brightness(1.1) saturate(1.5); }
}

@keyframes scanline-intense {
  0% { background-position: 0 0; }
  100% { background-position: 0 4px; }
}

@keyframes glitch-text {
  0% { text-shadow: 2px 0 var(--neon-red), -2px 0 var(--neon-green); }
  25% { text-shadow: -2px 0 var(--neon-red), 2px 0 var(--neon-green); }
  50% { text-shadow: 2px 2px var(--neon-red), -2px -2px var(--neon-green); }
  75% { text-shadow: -2px 2px var(--neon-red), 2px -2px var(--neon-green); }
  100% { text-shadow: 2px 0 var(--neon-red), -2px 0 var(--neon-green); }
}

/* Header */
.header-cyber {
  background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
  border-bottom: 2px solid var(--neon-green);
  position: relative;
  z-index: 10;
  box-shadow: 0 0 30px var(--glow-green);
}

.header-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-green), var(--neon-red), var(--neon-green));
  background-size: 200% 100%;
  animation: gradient-shift 2s ease infinite, flicker 3s infinite;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  92% { opacity: 1; }
  93% { opacity: 0.8; }
  94% { opacity: 1; }
  97% { opacity: 1; }
  98% { opacity: 0.9; }
  99% { opacity: 1; }
}

.icon-container {
  position: relative;
}

.header-icon-cyber {
  color: var(--neon-green);
  filter: drop-shadow(0 0 10px var(--glow-green));
}

.animate-glitch-icon {
  animation: icon-glitch 2s infinite;
}

@keyframes icon-glitch {
  0%, 90%, 100% { transform: translate(0); filter: drop-shadow(0 0 10px var(--glow-green)); }
  92% { transform: translate(-2px, 1px); filter: drop-shadow(2px 0 var(--neon-red)) drop-shadow(-2px 0 var(--neon-green)); }
  94% { transform: translate(2px, -1px); filter: drop-shadow(-2px 0 var(--neon-red)) drop-shadow(2px 0 var(--neon-green)); }
  96% { transform: translate(0); filter: drop-shadow(0 0 10px var(--glow-green)); }
}

.app-title-cyber {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.75rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--neon-green) 0%, var(--neon-red) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px var(--glow-green);
  animation: title-flicker 4s infinite;
}

@keyframes title-flicker {
  0%, 95%, 100% { opacity: 1; filter: brightness(1); }
  96% { opacity: 0.9; filter: brightness(0.8); }
  97% { opacity: 1; filter: brightness(1.1); }
  98% { opacity: 0.95; filter: brightness(0.9); }
}

.app-tagline-cyber {
  font-size: 0.75rem;
  color: var(--neon-green);
  font-family: 'JetBrains Mono', monospace;
  text-shadow: 0 0 5px var(--glow-green);
  letter-spacing: 0.1em;
}

.cursor-visible {
  opacity: 1;
  color: var(--neon-green);
}

.cursor-hidden {
  opacity: 0;
}

.keyboard-hints {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.hint-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
}

.theme-toggle-cyber, .sidebar-toggle-cyber {
  background: var(--bg-tertiary);
  border: 1px solid var(--neon-green);
  border-radius: 4px;
  padding: 8px;
  color: var(--neon-green);
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 0 10px var(--glow-green);
}

.theme-toggle-cyber:hover, .sidebar-toggle-cyber:hover {
  background: var(--neon-green);
  color: var(--bg-primary);
  box-shadow: 0 0 20px var(--glow-green);
}

/* Input Section */
.input-section-cyber {
  background: var(--glass-bg);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 30px rgba(57, 255, 20, 0.05);
}

.input-section-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(90deg, transparent 0%, rgba(57, 255, 20, 0.02) 50%, transparent 100%);
  animation: scan-line 3s linear infinite;
  pointer-events: none;
}

@keyframes scan-line {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.paste-flash {
  animation: paste-flash 0.5s ease;
}

@keyframes paste-flash {
  0%, 100% { border-color: var(--border-color); }
  50% { border-color: var(--neon-green); box-shadow: 0 0 40px var(--glow-green); }
}

.platform-icons-cyber {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  justify-content: center;
}

.platform-icon-cyber {
  padding: 10px;
  border-radius: 4px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  transition: all 0.3s ease;
  opacity: 0.5;
  border: 1px solid transparent;
}

.platform-icon-cyber.active {
  opacity: 1;
  background: var(--bg-secondary);
  border-color: var(--neon-red);
  box-shadow: 0 0 20px var(--glow-red);
  color: var(--neon-red);
  animation: glow-pulse 1s infinite;
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--glow-red); }
  50% { box-shadow: 0 0 30px var(--glow-red), 0 0 40px var(--glow-red); }
}

.url-input-wrapper-cyber {
  position: relative;
  margin-bottom: 16px;
}

.url-input-cyber {
  width: 100%;
  padding: 16px 50px 16px 20px;
  font-size: 1rem;
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 4px;
  color: var(--neon-green);
  transition: all 0.3s ease;
  text-shadow: 0 0 5px var(--glow-green);
}

.url-input-cyber:focus {
  outline: none;
  border-color: var(--neon-green);
  box-shadow: 0 0 30px var(--glow-green), inset 0 0 20px rgba(57, 255, 20, 0.1);
  animation: input-pulse 1.5s infinite;
}

@keyframes input-pulse {
  0%, 100% { box-shadow: 0 0 30px var(--glow-green), inset 0 0 20px rgba(57, 255, 20, 0.1); }
  50% { box-shadow: 0 0 40px var(--glow-green), inset 0 0 30px rgba(57, 255, 20, 0.15); }
}

.url-input-cyber::placeholder {
  color: var(--text-muted);
}

.copy-btn-cyber {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: 4px;
  transition: all 0.2s;
}

.copy-btn-cyber:hover {
  color: var(--neon-green);
  background: var(--bg-tertiary);
}

.flash-green {
  animation: flash-green 0.5s ease;
}

@keyframes flash-green {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(2) drop-shadow(0 0 10px var(--neon-green)); }
}

.analyze-btn-cyber {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--neon-red), var(--neon-green));
  border: none;
  border-radius: 4px;
  color: var(--bg-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.analyze-btn-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: electric-sweep 2s linear infinite;
}

@keyframes electric-sweep {
  0% { left: -100%; }
  100% { left: 100%; }
}

.analyze-btn-cyber:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px var(--glow-green), 0 0 60px var(--glow-red);
}

.analyze-btn-cyber:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.analyze-btn-cyber.analyzing {
  animation: analyzing-pulse 1s ease-in-out infinite;
}

@keyframes analyzing-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(0.98); }
}

/* Preview Card */
.preview-card-cyber {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.preview-card-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-green), transparent);
}

.glitch-reveal {
  animation: glitch-reveal 0.5s ease;
}

@keyframes glitch-reveal {
  0% { 
    opacity: 0;
    transform: translateY(20px);
    filter: blur(10px);
  }
  30% {
    opacity: 0.5;
    transform: translateY(10px) skewX(5deg);
    filter: blur(5px);
  }
  60% {
    opacity: 0.8;
    transform: translateY(5px) skewX(-3deg);
    filter: blur(2px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) skewX(0);
    filter: blur(0);
  }
}

.matrix-loading {
  text-align: center;
  padding: 20px;
}

.loading-text {
  color: var(--neon-green);
  font-family: 'JetBrains Mono', monospace;
  animation: blink 0.5s infinite;
  margin-bottom: 16px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.loading-bar {
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
}

.loading-bar-fill {
  height: 100%;
  width: 30%;
  background: linear-gradient(90deg, var(--neon-green), var(--neon-red));
  animation: loading-sweep 1.5s ease-in-out infinite;
}

@keyframes loading-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(400%); }
}

.thumbnail-wrapper-cyber {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  min-width: 200px;
  border: 1px solid var(--neon-red);
  box-shadow: 0 0 20px var(--glow-red);
}

.thumbnail-cyber {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16/9;
  object-fit: cover;
  filter: saturate(1.2);
}

.play-overlay-cyber {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70px;
  height: 70px;
  background: rgba(0, 0, 0, 0.7);
  border: 2px solid var(--neon-red);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s;
  box-shadow: 0 0 30px var(--glow-red);
}

.thumbnail-wrapper-cyber:hover .play-overlay-cyber {
  opacity: 1;
}

.duration-badge-cyber {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.9);
  color: var(--neon-red);
  padding: 4px 8px;
  border-radius: 2px;
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid var(--neon-red);
}

.platform-badge-cyber {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(0, 0, 0, 0.9);
  padding: 6px;
  border-radius: 4px;
  border: 1px solid var(--neon-green);
  animation: holographic 2s infinite;
}

@keyframes holographic {
  0%, 100% { filter: hue-rotate(0deg); }
  50% { filter: hue-rotate(15deg); }
}

.video-title-cyber {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--neon-green);
  margin-bottom: 8px;
  line-height: 1.4;
  text-shadow: 0 0 10px var(--glow-green);
}

.channel-name-cyber {
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 4px;
  text-shadow: 0 0 5px var(--glow-green);
}

.video-meta-cyber {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.led-digits {
  font-family: 'JetBrains Mono', monospace;
  color: var(--neon-red);
  text-shadow: 0 0 8px var(--glow-red);
  letter-spacing: 0.1em;
}

/* Options Panel */
.options-panel-cyber {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.tabs-cyber {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.tab-cyber {
  flex: 1;
  padding: 12px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.3s;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.tab-cyber:last-child {
  border-right: none;
}

.tab-cyber.active {
  background: var(--bg-tertiary);
  color: var(--neon-green);
  text-shadow: 0 0 10px var(--glow-green);
}

.tab-cyber:hover:not(.active) {
  color: var(--text-secondary);
}

.options-grid-cyber {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.option-card-cyber {
  padding: 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.option-card-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(45deg, transparent 48%, var(--border-color) 49%, var(--border-color) 51%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, var(--border-color) 49%, var(--border-color) 51%, transparent 52%);
  background-size: 10px 10px;
  opacity: 0.1;
}

.option-card-cyber:hover {
  border-color: var(--neon-green);
  transform: translateY(-2px);
  box-shadow: 0 0 15px var(--glow-green);
}

.option-card-cyber:hover::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), var(--glow-green), transparent 60%);
  opacity: 0.3;
  animation: spark 0.3s ease;
}

@keyframes spark {
  0% { opacity: 0.6; transform: scale(0.8); }
  100% { opacity: 0.3; transform: scale(1); }
}

.option-card-cyber.selected {
  border-color: var(--neon-green);
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.1), rgba(57, 255, 20, 0.05));
  box-shadow: 0 0 25px var(--glow-green), inset 0 0 20px rgba(57, 255, 20, 0.1);
}

.option-card-cyber.selected::before {
  position: absolute;
  content: '';
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  border-top: 2px solid var(--neon-red);
  border-left: 2px solid var(--neon-red);
}

.option-card-cyber.selected::after {
  position: absolute;
  content: '';
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  border-bottom: 2px solid var(--neon-red);
  border-right: 2px solid var(--neon-red);
}

.option-resolution-cyber {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: 'Orbitron', sans-serif;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.option-details-cyber {
  font-size: 0.7rem;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

/* Waveform */
.waveform-cyber {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 50px;
  margin-bottom: 16px;
}

.waveform-bar-cyber {
  width: 4px;
  background: var(--neon-green);
  border-radius: 2px;
  animation: wave-cyber 1s ease-in-out infinite;
  box-shadow: 0 0 8px var(--glow-green);
}

@keyframes wave-cyber {
  0%, 100% { height: 8px; }
  50% { height: 35px; }
}

/* Download Button */
.download-btn-cyber {
  width: 100%;
  padding: 20px;
  font-size: 1.25rem;
  font-weight: 900;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, var(--neon-green), #1a8a1a);
  border: 2px solid var(--neon-green);
  border-radius: 4px;
  color: var(--bg-primary);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  box-shadow: 0 0 30px var(--glow-green);
}

.download-btn-cyber:hover:not(:disabled) {
  transform: translateY(-3px);
  box-shadow: 0 15px 50px var(--glow-green), 0 0 60px var(--glow-green);
}

.download-btn-cyber.downloading {
  background: var(--bg-tertiary);
  border-color: var(--neon-green);
  cursor: wait;
  color: var(--neon-green);
}

.download-btn-cyber.complete {
  background: linear-gradient(135deg, var(--neon-green), var(--neon-red));
  border-color: var(--neon-green);
  animation: complete-pulse 0.5s ease;
}

@keyframes complete-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.progress-bar-cyber {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--neon-green), rgba(57, 255, 20, 0.7));
  transition: width 0.05s linear;
  box-shadow: 0 0 20px var(--glow-green);
}

.progress-particles {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 20px;
  background: linear-gradient(90deg, transparent, var(--neon-red));
  animation: particles-fly 0.2s infinite;
}

@keyframes particles-fly {
  0% { opacity: 1; transform: translateX(0); }
  100% { opacity: 0; transform: translateX(10px); }
}

.download-btn-text-cyber {
  position: relative;
  z-index: 1;
}

/* Sidebar */
.sidebar-cyber {
  width: 280px;
  flex-shrink: 0;
}

@media (max-width: 1024px) {
  .sidebar-cyber {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    background: var(--bg-secondary);
    z-index: 100;
    padding: 80px 20px 20px;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.8);
    border-left: 2px solid var(--neon-green);
  }
  
  .sidebar-cyber.open {
    right: 0;
  }
}

.sidebar-section-cyber {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 16px;
}

.sidebar-title-cyber {
  font-size: 0.75rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  color: var(--neon-green);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
  text-shadow: 0 0 10px var(--glow-green);
}

.platforms-grid-cyber {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.platform-item-cyber {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  color: var(--text-muted);
  transition: all 0.3s;
  cursor: pointer;
  clip-path: polygon(10% 0%, 100% 0%, 100% 90%, 90% 100%, 0% 100%, 0% 10%);
  border: 1px solid var(--border-color);
}

.platform-item-cyber:hover {
  background: var(--bg-primary);
  color: var(--neon-green);
  box-shadow: 0 0 15px var(--glow-green);
  border-color: var(--neon-green);
}

.empty-history-cyber {
  color: var(--text-muted);
  text-align: center;
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-style: italic;
  border: 1px dashed var(--border-color);
}

.history-list-cyber {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.history-item-cyber {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  transition: all 0.2s;
  border-left: 3px solid var(--neon-green);
  position: relative;
  overflow: hidden;
}

.history-item-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 8px;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.3) 100%);
  pointer-events: none;
}

.history-item-cyber:hover {
  background: var(--bg-primary);
  box-shadow: 0 0 15px var(--glow-green);
}

.history-thumb-wrapper-cyber {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
}

.history-thumb-cyber {
  width: 60px;
  height: 40px;
  object-fit: cover;
  border-radius: 4px;
  filter: saturate(1.1);
}

.history-info-cyber {
  flex: 1;
  min-width: 0;
}

.history-title-cyber {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-meta-cyber {
  font-size: 0.65rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 4px;
}

.resolution-tag {
  background: var(--bg-primary);
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--neon-green);
  border: 1px solid var(--border-color);
}

.timestamp-red {
  color: var(--neon-red);
  font-family: 'JetBrains Mono', monospace;
}

/* Footer */
.footer-cyber {
  border-top: 2px solid var(--neon-green);
  background: var(--bg-secondary);
  margin-top: 40px;
  position: relative;
  z-index: 10;
  box-shadow: 0 -10px 30px var(--glow-green);
}

.footer-credit-cyber {
  font-size: 1rem;
  font-weight: 500;
  font-family: 'Orbitron', sans-serif;
  margin-bottom: 8px;
  animation: neon-flicker 3s infinite;
}

@keyframes neon-flicker {
  0%, 95%, 100% { opacity: 1; text-shadow: 0 0 10px var(--glow-green); }
  96% { opacity: 0.8; text-shadow: none; }
  97% { opacity: 1; text-shadow: 0 0 15px var(--glow-green); }
}

.remix-link-cyber {
  display: inline-block;
  color: var(--neon-green);
  text-decoration: none;
  font-weight: 500;
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 8px;
  transition: all 0.2s;
  text-shadow: 0 0 10px var(--glow-green);
}

.remix-link-cyber:hover {
  color: var(--text-primary);
  text-shadow: 0 0 20px var(--glow-green);
}

.footer-disclaimer-cyber {
  font-size: 0.7rem;
  color: var(--neon-red);
  opacity: 0.6;
  text-shadow: 0 0 5px var(--glow-red);
}

/* Skeleton */
.skeleton-cyber {
  background: var(--bg-tertiary);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.skeleton-cyber::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 1px solid var(--neon-green);
  opacity: 0;
  animation: skeleton-pulse 1.5s infinite;
}

@keyframes skeleton-pulse {
  0%, 100% { opacity: 0; }
  50% { opacity: 0.5; }
}

/* Confetti */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  pointer-events: none;
  overflow: hidden;
  z-index: 1000;
}

.digital-particle {
  position: absolute;
  width: 8px;
  height: 8px;
  top: -10px;
  animation: digital-fall linear forwards;
}

@keyframes digital-fall {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
    opacity: 0;
  }
}

/* Toast - Terminal Style */
.toast-terminal {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--bg-primary);
  border: 2px solid;
  border-radius: 4px;
  padding: 16px 20px;
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'JetBrains Mono', monospace;
  animation: toast-slide-in 0.3s ease;
  box-shadow: 0 0 30px var(--glow-green);
}

@keyframes toast-slide-in {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast-prefix {
  color: var(--neon-green);
  font-weight: 700;
}

.toast-message {
  color: var(--text-primary);
}

.toast-close {
  background: none;
  border: none;
  color: var(--neon-red);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0 0 0 12px;
  line-height: 1;
}

/* Responsive */
@media (max-width: 640px) {
  .app-title-cyber {
    font-size: 1.25rem;
  }
  
  .options-grid-cyber {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .thumbnail-wrapper-cyber {
    min-width: 100%;
  }
  
  .keyboard-hints {
    display: none !important;
  }
}