/* =========================================
   VARIABLES & GLOBAL SETUP
========================================= */
:root {
  --bg-color: #05070d;
  --bg-secondary: #0a0f1f;
  --text-primary: #e0e6ed;
  --text-muted: #6b7a90;
  --neon-cyan: #00f0ff;
  --neon-purple: #9d00ff;
  --danger-red: #ff2a2a;
  --font-mono: 'Share Tech Mono', monospace;
  --font-sans: 'Inter', sans-serif;
  --glitch-offset: 3px;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  overflow-x: hidden;
  /* Always hide scrollbar for immersion, we handle stages via JS/GSAP */
  overflow-y: hidden;
  cursor: none; /* Custom cursor */
  height: 100vh;
  width: 100vw;
  position: fixed; /* Prevent native scrolling, script.js handles transitions */
}

/* =========================================
   CUSTOM CURSOR
========================================= */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background-color: var(--neon-cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  transition: width 0.2s, height 0.2s, background-color 0.2s;
}

.cursor-follower {
  position: fixed;
  top: 0;
  left: 0;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(0, 240, 255, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, border-color 0.2s;
}

/* Cursor States */
.cursor-hover .custom-cursor {
  width: 15px;
  height: 15px;
  background-color: var(--neon-purple);
}

.cursor-hover .cursor-follower {
  width: 50px;
  height: 50px;
  border-color: var(--neon-purple);
  background-color: rgba(157, 0, 255, 0.1);
}

/* =========================================
   BACKGROUND NOISE & PARTICLES
========================================= */
.noise-overlay {
  position: fixed;
  top: -50%;
  left: -50%;
  right: -50%;
  bottom: -50%;
  width: 200%;
  height: 200%;
  background: transparent url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
  opacity: 0.04;
  z-index: 1;
  pointer-events: none;
  animation: noiseAnimation 1s steps(2) infinite;
}

@keyframes noiseAnimation {
  0% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -5%); }
  20% { transform: translate(-10%, 5%); }
  30% { transform: translate(5%, -10%); }
  40% { transform: translate(-5%, 15%); }
  50% { transform: translate(-10%, 5%); }
  60% { transform: translate(15%, 0); }
  70% { transform: translate(0, 15%); }
  80% { transform: translate(3%, 35%); }
  90% { transform: translate(-10%, 10%); }
  100% { transform: translate(0, 0); }
}

.particle-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  background: rgba(0, 240, 255, 0.3);
  border-radius: 50%;
  filter: blur(1px);
}

/* =========================================
   LAYOUT / STAGES
========================================= */
#app-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  z-index: 10;
}

.stage {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.stage.active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  z-index: 20;
}

.content {
  text-align: center;
  max-width: 800px;
  padding: 2rem;
  position: relative;
  z-index: 2;
}

.flex-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

/* =========================================
   TYPOGRAPHY & UI COMPONENTS
========================================= */
h1, h2, .glitch-text, .neon-button, .font-mono {
  font-family: var(--font-mono);
}

h2 {
  font-size: 2.5rem;
  font-weight: 400;
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.subtitle {
  color: var(--text-muted);
  font-size: 1.2rem;
  margin-top: 1rem;
}

.mt-2 { margin-top: 2rem; }

/* Buttons */
.neon-button {
  background: rgba(10, 15, 31, 0.6);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--neon-cyan);
  padding: 0.8rem 2rem;
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  border-radius: 4px;
  cursor: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.05);
}

.neon-button:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.4), inset 0 0 10px rgba(0, 240, 255, 0.2);
  text-shadow: 0 0 5px var(--neon-cyan);
}

.danger-shift:hover {
  color: var(--danger-red);
  border-color: var(--danger-red);
  box-shadow: 0 0 20px rgba(255, 42, 42, 0.4);
}

.split-actions {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.hidden-message {
  opacity: 0;
  font-size: 1rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 1rem;
  font-family: var(--font-mono);
}

/* =========================================
   SPECIFIC STAGE EFFECTS
========================================= */

/* Glitch Text */
.glitch-text {
  font-size: 4rem;
  position: relative;
  color: white;
  text-shadow: 0 0 20px rgba(255,255,255,0.2);
}
.glitch-text::before, .glitch-text::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
}
.glitch-text::before {
  left: var(--glitch-offset);
  text-shadow: -2px 0 var(--danger-red);
  clip: rect(44px, 450px, 56px, 0);
  animation: glitch-anim 5s infinite linear alternate-reverse;
}
.glitch-text::after {
  left: calc(var(--glitch-offset) * -1);
  text-shadow: -2px 0 var(--neon-cyan);
  clip: rect(44px, 450px, 56px, 0);
  animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
  0% { clip: rect(21px, 9999px, 86px, 0); }
  20% { clip: rect(69px, 9999px, 7px, 0); }
  40% { clip: rect(66px, 9999px, 55px, 0); }
  60% { clip: rect(15px, 9999px, 59px, 0); }
  80% { clip: rect(66px, 9999px, 11px, 0); }
  100% { clip: rect(54px, 9999px, 74px, 0); }
}
@keyframes glitch-anim2 {
  0% { clip: rect(96px, 9999px, 63px, 0); }
  20% { clip: rect(40px, 9999px, 67px, 0); }
  40% { clip: rect(64px, 9999px, 14px, 0); }
  60% { clip: rect(78px, 9999px, 86px, 0); }
  80% { clip: rect(10px, 9999px, 20px, 0); }
  100% { clip: rect(23px, 9999px, 60px, 0); }
}

/* Stage 3: Fake Analysis */
.fake-analysis {
  font-family: var(--font-mono);
  text-align: left;
}
.analysis-box {
  background: rgba(10, 15, 31, 0.8);
  border: 1px solid rgba(0, 240, 255, 0.2);
  padding: 2rem;
  border-radius: 8px;
  width: 400px;
  backdrop-filter: blur(10px);
}
.scan-text {
  color: var(--text-muted);
  font-size: 1rem;
  margin: 10px 0 5px 0;
  opacity: 0;
}
.highlight-text {color: var(--neon-cyan); font-weight: bold;}
.progress-bar {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 15px;
}
.progress-bar .fill {
  height: 100%;
  width: 0%;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan);
}
.system-data {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 15px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  opacity: 0;
}

/* Stage 5: Distortion */
.flicker-text {
  animation: flicker 4s infinite alternate;
}
@keyframes flicker {
  0%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100% {
    opacity: 1; text-shadow: 0 0 10px var(--neon-cyan);
  }
  5%, 15%, 25% { opacity: 0.3; text-shadow: none; }
}

.runner-btn { position: relative; transition: all 0.1s linear; }

/* Stage 6: Anti gravity */
.anti-gravity-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.floating-cards {
  display: flex;
  gap: 2rem;
  margin: 3rem 0;
}
.float-card {
  width: 150px;
  height: 200px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  color: var(--text-muted);
  backdrop-filter: blur(5px);
  transition: transform 0.3s ease;
}

/* Stage 7: Panel Zone */
.sliders-container {
  width: 100%;
  max-width: 400px;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.slider-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  font-family: var(--font-mono);
}
.slider-group label {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.slider-group input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  background: rgba(255,255,255,0.1);
  height: 4px;
  border-radius: 2px;
  outline: none;
  cursor: none;
}
.slider-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--neon-cyan);
  cursor: none;
}

/* Stage 10: System Error */
.system-error {
  background: #c0c0c0; /* Fake classic Windows style */
  border: 2px solid #fff;
  border-top-color: #dfdfdf;
  border-left-color: #dfdfdf;
  border-right-color: #000;
  border-bottom-color: #000;
  color: #000;
  width: 400px;
  font-family: 'Tahoma', sans-serif;
  text-align: left;
  box-shadow: 5px 5px 15px rgba(0,0,0,0.5);
  transform: scale(0.9);
  opacity: 0;
}
.error-header {
  background: #000080;
  color: white;
  padding: 5px 10px;
  font-weight: bold;
  display: flex;
  justify-content: space-between;
  font-size: 14px;
}
.error-body {
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.error-btn {
  margin: 0 0 20px 20px;
  color: #000;
  background: #dfdfdf;
  border: 2px solid #fff;
  border-top-color: #fff;
  border-left-color: #fff;
  border-right-color: #808080;
  border-bottom-color: #808080;
  padding: 5px 20px;
  text-shadow: none;
}

/* Distortions / screen shake applied via JS to body */
.shake {
  animation: shake 0.2s cubic-bezier(.36,.07,.19,.97) both infinite;
}
@keyframes shake {
  10%, 90% { transform: translate3d(-2px, 2px, 0); }
  20%, 80% { transform: translate3d(2px, -3px, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 4px, 0); }
  40%, 60% { transform: translate3d(4px, -4px, 0); }
}

.glitch-bg {
  animation: bg-flash 0.1s infinite;
}
@keyframes bg-flash {
  0% { filter: invert(0) hue-rotate(0deg); }
  50% { filter: invert(1) hue-rotate(90deg); }
  100% { filter: invert(0) hue-rotate(0deg); }
}

/* =========================================
   NEW EXPANSIONS (HUD, DEEP GLOWS, SHIFTS)
========================================= */
.secret-hud-overlay {
  position: fixed;
  top: 20px;
  left: 20px;
  right: 20px;
  pointer-events: none;
  z-index: 10000;
  font-family: var(--font-mono);
  color: var(--neon-cyan);
  font-size: 1.2rem;
  text-shadow: 0 0 10px var(--neon-cyan);
  opacity: 0;
  transition: opacity 0.3s;
  text-align: center;
}

body::before {
  content: "";
  position: fixed;
  top:0; left:0; width:100vw; height:100vh;
  background: radial-gradient(circle at center, transparent 30%, rgba(10,15,31,0.8) 100%);
  pointer-events: none;
  z-index: -1;
  animation: pulse-bg 10s infinite alternate;
}

@keyframes pulse-bg {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.1); opacity: 0.9; }
}

.pulsing-btn {
  animation: heart-pulse 2s infinite;
}

@keyframes heart-pulse {
  0% { transform: scale(1); box-shadow: 0 0 10px rgba(0, 240, 255, 0.2); }
  50% { transform: scale(1.05); box-shadow: 0 0 30px rgba(0, 240, 255, 0.6); }
  100% { transform: scale(1); box-shadow: 0 0 10px rgba(0, 240, 255, 0.2); }
}

.scale-on-focus:focus, .scale-on-focus:hover {
  transform: scale(1.1);
  box-shadow: 0 0 25px var(--neon-cyan), inset 0 0 15px var(--neon-cyan);
}

.fading-text {
  animation: fade-breathe 4s infinite alternate;
}
@keyframes fade-breathe {
  0% { opacity: 0.3; text-shadow: none; filter: blur(2px); }
  100% { opacity: 1; text-shadow: 0 0 15px var(--neon-cyan); filter: blur(0px); }
}

.deep-shadow {
  box-shadow: 0 20px 50px rgba(0,0,0,0.8), 0 0 20px var(--neon-cyan);
}

/* =========================================
   NEW MINIGAME STYLES & MUTE BUTTON
========================================= */
.mute-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: none;
  z-index: 10001;
  opacity: 0.3;
  transition: opacity 0.3s, transform 0.3s;
}
.mute-button:hover {
  opacity: 0.8;
  transform: scale(1.1);
}

.neon-input {
  background: rgba(10, 15, 31, 0.6);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--neon-cyan);
  padding: 0.8rem 2rem;
  font-size: 1.2rem;
  font-family: var(--font-mono);
  border-radius: 4px;
  outline: none;
  width: 100%;
  max-width: 400px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: none;
}
.neon-input:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.target-circle {
  width: 200px;
  height: 200px;
  border: 2px dashed rgba(0, 240, 255, 0.5);
  border-radius: 50%;
  position: relative;
  transition: background 0.3s, border-color 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.target-circle.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.shapes-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  height: 100px;
}
.mem-shape {
  width: 60px;
  height: 60px;
  border: 2px solid var(--neon-cyan);
  opacity: 0; 
}
.shape-circle { border-radius: 50%; }
.shape-square { border-radius: 5px; }
.shape-triangle {
  width: 0;
  height: 0;
  border-left: 35px solid transparent;
  border-right: 35px solid transparent;
  border-bottom: 60px solid var(--neon-cyan);
  border-top: none;
  background: none;
}

.random-frag {
  position: absolute;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  font-family: var(--font-mono);
  pointer-events: none;
}

/* =========================================
   PSYCHOLOGICAL MINI-GAMES UPGRADE
========================================= */
.chase-dot {
  width: 25px;
  height: 25px;
  background: var(--neon-cyan);
  border-radius: 50%;
  position: absolute;
  box-shadow: 0 0 15px var(--neon-cyan), 0 0 30px var(--neon-cyan);
  pointer-events: none;
  transform: translate(-50%, -50%);
  opacity: 0;
}

.inversion-area {
  width: 400px;
  height: 400px;
  border: 2px solid rgba(0, 240, 255, 0.2);
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: rgba(0,0,0,0.4);
}

.inversion-target {
  width: 80px;
  height: 80px;
  border: 2px dashed rgba(255, 0, 80, 0.8);
  position: absolute;
  top: 50px;
  left: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 0, 80, 0.8);
  font-size: 0.8rem;
  border-radius: 4px;
}

.inversion-object {
  width: 30px;
  height: 30px;
  background: var(--neon-cyan);
  position: absolute;
  border-radius: 50%;
  box-shadow: 0 0 15px var(--neon-cyan);
  pointer-events: none;
  top: 200px;
  left: 200px;
}

.blur-memory {
  transition: filter 1.5s ease-in-out;
}

.fake-distraction {
  position: fixed;
  background: var(--neon-cyan);
  opacity: 0;
  pointer-events: none;
  z-index: 50;
  mix-blend-mode: overlay;
}

/* =========================================
   CLIMAX OVERHAUL & WOBBLE
========================================= */
.wobble {
  animation: wobbleAnim 2s infinite ease-in-out;
}
@keyframes wobbleAnim {
  0%   { transform: skewX(0deg) skewY(0deg); }
  25%  { transform: skewX(1deg) skewY(0.5deg); }
  50%  { transform: skewX(-0.5deg) skewY(-1deg); }
  75%  { transform: skewX(0.5deg) skewY(0.5deg); }
  100% { transform: skewX(0deg) skewY(0deg); }
}

.horizontal-tear {
  animation: tearAnim 0.1s infinite;
  filter: contrast(150%) brightness(120%) hue-rotate(90deg);
}
@keyframes tearAnim {
  0% { transform: translateX(0); }
  25% { transform: translateX(-25px); }
  50% { transform: translateX(30px); }
  75% { transform: translateX(-15px); }
  100% { transform: translateX(10px); }
}

.scratch-overlay {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  pointer-events: none;
  background: 
    linear-gradient(45deg, transparent 48%, rgba(255,255,255,0.8) 49%, rgba(0,0,0,0.5) 49.5%, transparent 50%),
    linear-gradient(-30deg, transparent 49%, rgba(255,255,255,0.5) 50%, rgba(0,0,0,0.5) 50.5%, transparent 51%),
    linear-gradient(80deg, transparent 47%, rgba(255,255,255,0.3) 48%, rgba(0,0,0,0.5) 48.5%, transparent 49%);
  background-size: cover;
  opacity: 0;
  z-index: 9999;
  filter: drop-shadow(0 0 2px rgba(255,255,255,0.8));
}

.dead-text {
  color: rgba(200, 200, 200, 0.8);
  font-size: 1.8rem;
  font-family: var(--font-mono);
  text-align: center;
  text-shadow: none;
  min-height: 2rem;
}

/* =========================================
   HORROR ATMOSPHERE EXPANSION
========================================= */
.vignette-overlay {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  box-shadow: inset 0 0 0px rgba(0,0,0,0);
  pointer-events: none;
  z-index: 15;
  transition: box-shadow 5s ease-in-out;
}
.vignette-overlay.intense {
  box-shadow: inset 0 0 250px rgba(0,0,0,0.95);
}

.ambient-quotes-container {
  position: fixed;
  top: 10%;
  width: 100%;
  text-align: center;
  pointer-events: none;
  z-index: 100;
  color: rgba(255, 255, 255, 0.4);
  font-family: var(--font-mono);
  font-style: italic;
  font-size: 1.5rem;
  letter-spacing: 2px;
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

.ambient-quote {
  position: absolute;
  width: 100%;
  opacity: 0;
  animation: float-quote 6s ease-in-out forwards;
}

@keyframes float-quote {
  0% { opacity: 0; transform: translateY(10px); }
  20% { opacity: 1; transform: translateY(0); filter: blur(0px); }
  80% { opacity: 1; filter: blur(1px); }
  100% { opacity: 0; transform: translateY(-10px); filter: blur(5px); }
}

.blackout-overlay {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: black;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
}

.btn-fake-clone {
  position: absolute;
  /* identical to runner-btn by relying on neon-button */
}