:root {
  --bg: #0a0a12;
  --card: #151520;
  --accent: #ff00ff;
  --accent2: #00ffff;
  --text: #f0f0ff;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  overflow-x: hidden;
}

#app {
  position: relative;
  min-height: 100vh;
}

/* Screens */
.screen {
  display: none;
  min-height: 100vh;
}
.screen.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hidden { display: none !important; }

/* Auth */
#auth-screen {
  position: relative;
  padding: 2rem;
}

.card {
  background: var(--card);
  padding: 2.5rem;
  border-radius: var(--radius);
  text-align: center;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 0 40px rgba(255,0,255,0.2);
  z-index: 2;
}

.card h1 {
  font-size: 4rem;
  margin: 0;
  letter-spacing: -2px;
}

.subtitle {
  font-size: 1.1rem;
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

input {
  width: 100%;
  padding: 0.9rem;
  margin: 0.5rem 0;
  border: 2px solid #333;
  border-radius: 12px;
  background: #0c0c16;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}
input:focus { border-color: var(--accent); }

.btn-crazy, .btn-small {
  border: none;
  cursor: pointer;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: transform 0.1s, box-shadow 0.2s;
}

.btn-crazy {
  width: 100%;
  padding: 1rem;
  margin-top: 1rem;
  border-radius: 12px;
  background: linear-gradient(45deg, var(--accent), var(--accent2));
  color: #000;
  font-size: 1rem;
}

.btn-crazy:hover {
  transform: scale(1.03);
  box-shadow: 0 0 25px rgba(255,0,255,0.4);
}

.btn-small {
  padding: 0.5rem 1rem;
  border-radius: 8px;
  background: #ff3333;
  color: #fff;
}

.error { color: #ff5555; min-height: 1.2rem; }
.hint { opacity: 0.5; font-size: 0.85rem; }

/* Floating emojis */
.floating-emoji {
  position: absolute;
  font-size: 3rem;
  top: 100%;
  animation: floatUp 8s linear infinite;
  pointer-events: none;
  z-index: 1;
}

@keyframes floatUp {
  0% { top: 110%; transform: rotate(0deg); }
  100% { top: -20%; transform: rotate(720deg); }
}

/* Dashboard */
.top-bar {
  width: 100%;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.logo { font-size: 1.8rem; font-weight: 900; }
.user-info { display: flex; align-items: center; gap: 1rem; }

.dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  transition: transform 0.2s;
}

.panel.wide { grid-column: 1 / -1; }

.tilt-card:hover { transform: perspective(800px) rotateX(2deg) rotateY(-2deg); }

h2 {
  margin-top: 0;
  font-size: 1.1rem;
  opacity: 0.9;
}

/* Chaos log */
.chaos-log {
  height: 160px;
  overflow-y: auto;
  background: #0c0c16;
  border-radius: 12px;
  padding: 0.8rem;
  font-family: monospace;
  font-size: 0.9rem;
}
.chaos-log div { margin: 0.3rem 0; animation: popIn 0.3s ease; }

/* Confessions */
.confessions {
  max-height: 180px;
  overflow-y: auto;
  margin-bottom: 0.8rem;
}
.confession {
  background: #1e1e2f;
  border-radius: 10px;
  padding: 0.6rem 0.9rem;
  margin: 0.4rem 0;
  animation: popIn 0.4s ease;
}

/* Controls */
.control-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.8rem;
}
.control-grid .btn-crazy { margin-top: 0; font-size: 0.85rem; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}
.stat {
  text-align: center;
  background: #0c0c16;
  border-radius: 12px;
  padding: 1rem;
}
.stat span {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent2);
}
.stat label { font-size: 0.8rem; opacity: 0.7; }

/* Canvas */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Chaos overlays */
.chaos-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 100;
}

#disco-overlay {
  background: repeating-linear-gradient(
    45deg,
    rgba(255,0,0,0.2),
    rgba(255,0,0,0.2) 50px,
    rgba(0,255,0,0.2) 50px,
    rgba(0,255,0,0.2) 100px,
    rgba(0,0,255,0.2) 100px,
    rgba(0,0,255,0.2) 150px
  );
  animation: discoFlash 0.2s infinite;
}

#rain-overlay {
  overflow: hidden;
}
#rain-overlay .emoji-drop {
  position: absolute;
  font-size: 1.5rem;
  animation: rainFall 1.5s linear forwards;
}

#matrix-overlay {
  background: rgba(0,0,0,0.85);
}

/* Effects */
@keyframes discoFlash {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

@keyframes rainFall {
  0% { transform: translateY(-10vh) rotate(0deg); }
  100% { transform: translateY(110vh) rotate(360deg); }
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

.rainbow-text {
  background: linear-gradient(90deg, red, orange, yellow, green, cyan, blue, violet);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: rainbow 3s linear infinite;
}

@keyframes rainbow {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

.glitch-border {
  position: relative;
}
.glitch-border::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: calc(var(--radius) + 3px);
  background: linear-gradient(45deg, var(--accent), var(--accent2), var(--accent));
  z-index: -1;
  animation: rotateGlow 4s linear infinite;
}

@keyframes rotateGlow {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

.pulse-border {
  border: 2px solid rgba(255,0,255,0.4);
  animation: pulseBorder 2s infinite;
}
@keyframes pulseBorder {
  0%, 100% { border-color: rgba(255,0,255,0.4); }
  50% { border-color: rgba(0,255,255,0.8); }
}

/* Chaos classes applied to body */
body.invert { filter: invert(1) hue-rotate(180deg); }
body.spin { animation: spinPlanet 4s linear infinite; }
body.glitch { animation: glitchShake 0.1s infinite; }
body.shake { animation: shake 0.3s infinite; }

@keyframes spinPlanet {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.02); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes glitchShake {
  0% { transform: translate(0,0); }
  20% { transform: translate(-5px, 3px); }
  40% { transform: translate(5px, -3px); }
  60% { transform: translate(-3px, 5px); }
  80% { transform: translate(3px, -5px); }
  100% { transform: translate(0,0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

@media (max-width: 600px) {
  .dashboard { padding: 1rem; grid-template-columns: 1fr; }
  .card h1 { font-size: 2.8rem; }
}