:root {
    --neon-pink: #ff00ff;
    --neon-cyan: #00ffff;
    --neon-purple: #9d00ff;
    --neon-green: #00ff66;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --panel-bg: rgba(10, 10, 20, 0.9);
    --text-primary: #ffffff;
    --text-secondary: #888899;
    --glow-pink: 0 0 10px #ff00ff, 0 0 20px #ff00ff, 0 0 40px #ff00ff;
    --glow-cyan: 0 0 10px #00ffff, 0 0 20px #00ffff, 0 0 40px #00ffff;
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Share Tech Mono', monospace;
    background: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
}

#crt-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.3) 100%);
}

#scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
}

#app {
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.screen {
    display: none;
    width: 100%;
    height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.screen.active {
    display: flex;
}

.glitch-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(3rem, 15vw, 8rem);
    font-weight: 900;
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    letter-spacing: 0.2em;
    position: relative;
    animation: glitch-anim 3s infinite;
}

.glitch-title::before,
.glitch-title::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch-title::before {
    color: var(--neon-cyan);
    animation: glitch-1 0.3s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
}

.glitch-title::after {
    color: var(--neon-purple);
    animation: glitch-2 0.3s infinite;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
}

@keyframes glitch-1 {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-3px, 3px); }
    40% { transform: translate(3px, -3px); }
    60% { transform: translate(-3px, -3px); }
    80% { transform: translate(3px, 3px); }
}

@keyframes glitch-2 {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(3px, -3px); }
    40% { transform: translate(-3px, 3px); }
    60% { transform: translate(3px, 3px); }
    80% { transform: translate(-3px, -3px); }
}

@keyframes glitch-anim {
    0%, 100% { text-shadow: var(--glow-pink); }
    50% { text-shadow: 0 0 10px #ff00ff, 0 0 30px #ff00ff, 0 0 60px #ff00ff, 0 0 100px #ff00ff; }
}

.subtitle {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1rem, 4vw, 1.5rem);
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
    letter-spacing: 0.5em;
    margin-top: 10px;
}

.tagline {
    color: var(--text-secondary);
    margin: 30px 0;
    font-size: 1.1rem;
}

.neon-btn {
    background: transparent;
    border: 2px solid var(--neon-pink);
    color: var(--neon-pink);
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.2rem;
    padding: 15px 40px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.neon-btn:hover {
    background: var(--neon-pink);
    color: var(--dark-bg);
    box-shadow: var(--glow-pink);
}

.neon-btn.small {
    font-size: 1rem;
    padding: 10px 25px;
}

.terminal-header {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
    margin-bottom: 30px;
}

.terminal-box {
    background: var(--panel-bg);
    border: 1px solid var(--neon-cyan);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 400px;
    width: 100%;
}

.terminal-box label {
    color: var(--neon-green);
    font-size: 1rem;
}

.terminal-box input {
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--neon-pink);
    color: var(--neon-pink);
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.5rem;
    padding: 10px 0;
    text-align: center;
    text-transform: uppercase;
    outline: none;
}

.terminal-box input:focus {
    border-bottom-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

.intro-content {
    max-width: 600px;
    text-align: center;
}

.phantom-icon {
    font-size: 4rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px var(--neon-cyan));
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.intro-content h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    margin: 20px 0;
    font-size: 1.8rem;
}

.intro-text {
    line-height: 2;
    margin-bottom: 30px;
}

.intro-text .highlight {
    color: var(--neon-cyan);
    text-shadow: 0 0 5px var(--neon-cyan);
}

.glitch-terminal {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--neon-cyan);
    border-radius: 5px;
    padding: 20px;
    font-family: 'Courier New', monospace;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3), inset 0 0 30px rgba(0, 0, 0, 0.5);
}

.glitch-terminal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 255, 255, 0.03),
        rgba(0, 255, 255, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    animation: scanlines 0.1s linear infinite;
}

@keyframes scanlines {
    0% { transform: translateY(0); }
    100% { transform: translateY(2px); }
}

#typewriter-text {
    min-height: 220px;
    height: auto;
    overflow: visible;
}

#typewriter-text p {
    margin: 8px 0;
    opacity: 0;
    animation: fadeIn 0.3s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.terminal-cursor {
    color: var(--neon-cyan);
    animation: blink-cursor 0.7s infinite;
    font-weight: bold;
}

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

.glitch-char {
    display: inline-block;
    animation: glitchText 0.1s ease-in-out;
}

@keyframes glitchText {
    0% { 
        opacity: 0;
        transform: translateX(-5px);
        color: var(--neon-pink);
    }
    50% { 
        color: var(--neon-cyan);
        transform: translateX(2px);
    }
    100% { 
        opacity: 1;
        transform: translateX(0);
        color: inherit;
    }
}

.avatar-select, .hallway-select {
    margin: 20px 0;
}

.avatar-select h3, .hallway-select h3 {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 0.9rem;
    letter-spacing: 0.2em;
}

.avatar-options {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.avatar-btn {
    width: 60px;
    height: 60px;
    font-size: 2rem;
    background: var(--panel-bg);
    border: 2px solid var(--neon-purple);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--neon-purple);
}

.avatar-btn.selected {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px var(--neon-cyan), 0 0 30px var(--neon-cyan);
    background: rgba(0, 255, 255, 0.1);
}

.hallway-doors {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    justify-content: center;
    max-width: 340px;
    margin: 0 auto;
    perspective: 500px;
}

.door-btn {
    background: var(--panel-bg);
    border: 2px solid var(--neon-purple);
    color: var(--text-primary);
    padding: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    min-width: 90px;
    position: relative;
    overflow: hidden;
}

.door-frame {
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.door-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

.door-icon {
    font-size: 1.8rem;
    transition: all 0.3s ease;
}

.door-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: var(--neon-purple);
    text-align: center;
    letter-spacing: 0.1em;
}

.door-btn.unlocked {
    border-color: var(--neon-cyan);
}

.door-btn.unlocked:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--neon-cyan);
    border-color: var(--neon-pink);
}

.door-btn.unlocked:hover .door-icon {
    animation: doorOpen 0.5s ease-in-out;
}

@keyframes doorOpen {
    0%, 100% { transform: rotateY(0deg); }
    50% { transform: rotateY(-30deg); }
}

.door-btn.locked {
    border-color: #444;
    opacity: 0.6;
    cursor: not-allowed;
}

.door-btn.locked .door-number {
    color: #666;
    text-shadow: none;
}

.door-btn.locked .door-label {
    color: #666;
}

.door-lock-msg {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    font-size: 0.6rem;
    padding: 5px;
    color: #888;
}

.door-btn.unlocked .door-lock-msg {
    display: none;
}

#game-screen {
    justify-content: flex-start;
    padding: 0;
    gap: 0;
}

.game-header {
    width: 100%;
    background: var(--darker-bg);
    border-bottom: 1px solid var(--neon-pink);
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

#gamer-tag-display {
    color: var(--neon-cyan);
    font-size: 0.9rem;
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-secondary);
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.icon-btn:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
}

.stats-bar {
    display: flex;
    gap: 30px;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    color: var(--neon-pink);
    text-shadow: 0 0 5px var(--neon-pink);
}

#hallway-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: var(--neon-green);
    text-shadow: 0 0 5px var(--neon-green);
}

#phantom-comm {
    width: 100%;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background: linear-gradient(90deg, transparent, rgba(0,255,255,0.1), transparent);
}

#phantom-text {
    color: var(--neon-cyan);
    font-style: italic;
    font-size: 0.9rem;
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s ease;
}

#phantom-text.visible {
    opacity: 1;
}

.ghost-container {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.ghost-sprite {
    font-size: 5rem;
    animation: ghost-float 4s ease-in-out infinite;
    filter: drop-shadow(0 0 30px var(--neon-cyan));
    transition: all 0.3s ease;
}

@keyframes ghost-float {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    25% { transform: translateY(-10px) rotate(0deg); }
    50% { transform: translateY(0) rotate(5deg); }
    75% { transform: translateY(-5px) rotate(0deg); }
}

.ghost-sprite.correct {
    filter: drop-shadow(0 0 50px var(--neon-green));
    transform: scale(1.2);
}

.ghost-sprite.wrong {
    filter: drop-shadow(0 0 50px #ff0000);
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-20px); }
    40% { transform: translateX(20px); }
    60% { transform: translateX(-20px); }
    80% { transform: translateX(20px); }
}

.word-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px;
    width: 100%;
    max-width: 600px;
}

.hint-box {
    color: var(--text-secondary);
    font-size: 1rem;
    text-align: center;
    min-height: 24px;
}

.word-display {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2rem, 10vw, 4rem);
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    letter-spacing: 0.3em;
    text-align: center;
    word-break: break-all;
}

.word-display .blank {
    color: var(--neon-cyan);
    text-decoration: underline;
    animation: blink 1s infinite;
}

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

.word-display .filled-letter {
    color: var(--neon-pink);
    text-shadow: 0 0 20px var(--neon-pink), 0 0 40px var(--neon-pink);
    animation: letterPop 0.5s ease-out;
}

@keyframes letterPop {
    0% { 
        transform: scale(0);
        opacity: 0;
    }
    50% { 
        transform: scale(1.5);
    }
    100% { 
        transform: scale(1);
        opacity: 1;
    }
}

.word-display.word-complete {
    animation: wordGlow 0.5s ease-out;
}

@keyframes wordGlow {
    0% { text-shadow: 0 0 10px var(--neon-pink); }
    50% { text-shadow: 0 0 30px var(--neon-pink), 0 0 60px var(--neon-cyan); }
    100% { text-shadow: 0 0 10px var(--neon-pink); }
}

#rule-box.correct-rule {
    background: rgba(0, 255, 0, 0.2);
    border-color: #0f0;
    color: #0f0;
    text-shadow: 0 0 10px #0f0;
}

.letter-input-area {
    display: flex;
    gap: 15px;
    align-items: center;
}

#letter-input {
    width: 80px;
    height: 80px;
    background: transparent;
    border: 3px solid var(--neon-cyan);
    color: var(--neon-cyan);
    font-family: 'Orbitron', sans-serif;
    font-size: 3rem;
    text-align: center;
    text-transform: uppercase;
    outline: none;
    box-shadow: 0 0 20px rgba(0,255,255,0.3);
    transition: all 0.3s ease;
}

#letter-input:focus {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: var(--glow-pink);
}

#letter-input::placeholder {
    color: rgba(0,255,255,0.3);
}

.rule-box {
    color: var(--neon-green);
    font-size: 0.85rem;
    text-align: center;
    max-width: 400px;
    min-height: 40px;
    padding: 10px;
    background: rgba(0,255,102,0.05);
    border: 1px solid rgba(0,255,102,0.2);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.rule-box.visible {
    opacity: 1;
}

.vault-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--panel-bg);
    border: 2px solid var(--neon-purple);
    color: var(--neon-purple);
    padding: 15px 20px;
    cursor: pointer;
    font-family: 'Share Tech Mono', monospace;
    font-size: 1rem;
    display: flex;
    gap: 10px;
    align-items: center;
    transition: all 0.3s ease;
}

.vault-button:hover {
    background: var(--neon-purple);
    color: var(--dark-bg);
    box-shadow: 0 0 20px var(--neon-purple);
}

#vault-screen {
    background: var(--darker-bg);
}

.vault-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 600px;
    margin-bottom: 30px;
}

.vault-header h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-purple);
    text-shadow: 0 0 20px var(--neon-purple);
}

.vault-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 400px;
    width: 100%;
}

.vault-slot {
    aspect-ratio: 1;
    background: var(--panel-bg);
    border: 2px solid var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    opacity: 0.3;
    transition: all 0.3s ease;
}

.vault-slot.unlocked {
    border-color: var(--neon-cyan);
    opacity: 1;
    box-shadow: 0 0 20px rgba(0,255,255,0.3);
}

.vault-slot img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.overlay.active {
    display: flex;
}

.reward-content, .complete-content {
    text-align: center;
    padding: 40px;
}

.reward-content h2, .complete-content h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.reward-part {
    font-size: 6rem;
    margin: 30px 0;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

#reward-part-name {
    color: var(--neon-pink);
    font-size: 1.2rem;
    margin-bottom: 30px;
}

body.glitch-effect {
    animation: crt-glitch 0.5s ease;
}

body.glitch-effect #crt-overlay {
    background: linear-gradient(
        45deg,
        rgba(255,0,255,0.3),
        rgba(0,255,255,0.3),
        rgba(255,255,0,0.3),
        rgba(255,0,0,0.3)
    );
    animation: color-shift 0.1s infinite;
}

@keyframes crt-glitch {
    0% { filter: none; }
    10% { filter: hue-rotate(90deg) saturate(200%); }
    20% { filter: hue-rotate(180deg) brightness(150%); }
    30% { filter: hue-rotate(270deg) contrast(200%); }
    40% { filter: invert(100%); }
    50% { filter: hue-rotate(45deg) saturate(300%); }
    60% { filter: hue-rotate(135deg); }
    70% { filter: brightness(200%) contrast(150%); }
    80% { filter: hue-rotate(225deg) saturate(150%); }
    90% { filter: invert(50%) hue-rotate(315deg); }
    100% { filter: none; }
}

@keyframes color-shift {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

@media (max-width: 600px) {
    .stats-bar {
        gap: 15px;
    }
    
    .stat-label {
        font-size: 0.6rem;
    }
    
    .stat-value {
        font-size: 1rem;
    }
    
    #hallway-name {
        font-size: 0.7rem;
    }
    
    .ghost-sprite {
        font-size: 3.5rem;
    }
    
    #letter-input {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .neon-btn {
        padding: 12px 25px;
        font-size: 1rem;
    }
    
    .grade-buttons {
        flex-direction: column;
    }
    
    .grade-btn {
        width: 100%;
    }
    
    .vault-button {
        bottom: 10px;
        right: 10px;
        padding: 10px 15px;
        font-size: 0.9rem;
    }
}

.celebration-overlay {
    pointer-events: none;
}

.celebration-overlay.active {
    pointer-events: none;
}

.celebration-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: celebratePop 0.5s ease-out;
}

.celebration-content img {
    max-width: 250px;
    max-height: 250px;
    border-radius: 10px;
    box-shadow: 0 0 30px var(--neon-pink), 0 0 60px var(--neon-cyan);
}

.celebration-content h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    color: var(--neon-pink);
    text-shadow: 0 0 20px var(--neon-pink), 0 0 40px var(--neon-cyan);
    margin-top: 20px;
    animation: textPulse 0.5s ease-in-out infinite alternate;
}

@keyframes celebratePop {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes textPulse {
    0% { text-shadow: 0 0 20px var(--neon-pink), 0 0 40px var(--neon-cyan); }
    100% { text-shadow: 0 0 40px var(--neon-pink), 0 0 80px var(--neon-cyan), 0 0 120px var(--neon-purple); }
}