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

body {
    background: #050505;
    min-height: 100vh;
    overflow-x: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    position: relative;
    line-height: 1.6;
}

.room {
    width: 100%;
    min-height: 100vh;
    background: radial-gradient(ellipse at center top,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0) 30%,
    #050505 70%);
    transition: all 0.1s ease;
    position: relative;
}

.room.lit {
    background: radial-gradient(ellipse at center top,
    rgba(0, 255, 255, 0.4) 0%,
    rgba(0, 255, 255, 0.15) 40%,
    rgba(20, 60, 80, 0.6) 70%,
    #0a1520 100%);
}

.neon-fixture {
    position: fixed;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 50px;
    background: linear-gradient(to bottom, #1a1a1a, #0d0d0d);
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.8);
    z-index: 10;
    border: 2px solid #333;
    cursor: pointer;
    transition: all 0.3s ease;
}

.neon-fixture:hover {
    border-color: #555;
    box-shadow: 0 5px 30px rgba(0,0,0,0.9);
}

.neon-fixture.broken {
    animation: electricalDamage 0.5s ease-in-out;
}

@keyframes electricalDamage {
    0%, 100% { transform: translateX(-50%) rotate(0deg); }
    25% { transform: translateX(-50%) rotate(-1deg); }
    75% { transform: translateX(-50%) rotate(1deg); }
}

.neon-tube {
    position: absolute;
    top: 10px;
    left: 20px;
    width: 560px;
    height: 30px;
    background: linear-gradient(to bottom, #2a2a2a, #1a1a1a);
    border-radius: 15px;
    transition: all 0.05s ease;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.5);
    border: 1px solid #444;
    position: relative;
    overflow: hidden;
}

.neon-tube.on {
    background: linear-gradient(to bottom, #00ffff, #00cccc);
    box-shadow:
            inset 0 2px 10px rgba(0,255,255,0.3),
            0 0 30px rgba(0, 255, 255, 1),
            0 0 60px rgba(0, 255, 255, 0.8),
            0 0 90px rgba(0, 255, 255, 0.6),
            0 0 120px rgba(0, 255, 255, 0.4);
    border-color: #00ffff;
    animation: neonPulse 2s ease-in-out infinite alternate;
}

.neon-tube.flicker {
    background: linear-gradient(to bottom, #66ffff, #33cccc);
    box-shadow:
            inset 0 2px 10px rgba(0,255,255,0.2),
            0 0 15px rgba(0, 255, 255, 0.6),
            0 0 30px rgba(0, 255, 255, 0.4),
            0 0 45px rgba(0, 255, 255, 0.3);
    border-color: #66ffff;
}

.neon-tube.damaged {
    background: linear-gradient(to bottom, #4a2a2a, #2a1a1a);
    border-color: #664444;
}

.damage-crack {
    position: absolute;
    top: 50%;
    left: 30%;
    width: 40%;
    height: 2px;
    background: #ff4444;
    opacity: 0;
    transform: translateY(-50%);
    box-shadow: 0 0 10px rgba(255, 68, 68, 0.8);
    transition: opacity 0.3s ease;
}

.damage-crack.visible {
    opacity: 1;
    animation: sparkle 0.5s ease-in-out infinite alternate;
}

@keyframes sparkle {
    0% { box-shadow: 0 0 5px rgba(255, 68, 68, 0.4); }
    100% { box-shadow: 0 0 15px rgba(255, 68, 68, 1); }
}

.ballast-box {
    position: absolute;
    top: -15px;
    right: 10px;
    width: 80px;
    height: 20px;
    background: linear-gradient(to bottom, #333, #222);
    border-radius: 5px;
    border: 1px solid #555;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ballast-box:hover {
    border-color: #777;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.ballast-box.damaged {
    background: linear-gradient(to bottom, #553333, #332222);
    border-color: #664444;
    animation: electricalSpark 1s ease-in-out infinite;
}

@keyframes electricalSpark {
    0%, 90%, 100% { box-shadow: 0 2px 10px rgba(0,0,0,0.5); }
    95% { box-shadow: 0 2px 15px rgba(255, 68, 68, 0.8); }
}

@keyframes neonPulse {
    0% {
        box-shadow:
                inset 0 2px 10px rgba(0,255,255,0.3),
                0 0 30px rgba(0, 255, 255, 0.8),
                0 0 60px rgba(0, 255, 255, 0.6),
                0 0 90px rgba(0, 255, 255, 0.4);
    }
    100% {
        box-shadow:
                inset 0 2px 10px rgba(0,255,255,0.4),
                0 0 40px rgba(0, 255, 255, 1),
                0 0 80px rgba(0, 255, 255, 0.8),
                0 0 120px rgba(0, 255, 255, 0.6);
    }
}

.light-glow {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse at center,
    rgba(0, 255, 255, 0.2) 0%,
    rgba(0, 255, 255, 0.1) 40%,
    rgba(0, 255, 255, 0.05) 60%,
    transparent 100%);
    opacity: 0;
    transition: opacity 0.1s ease;
    pointer-events: none;
    z-index: 1;
}

.light-glow.active {
    opacity: 1;
}

.switch-container {
    position: fixed;
    top: 30px;
    right: 30px;
    z-index: 20;
    background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
    padding: 20px;
    border-radius: 15px;
    border: 2px solid #444;
    box-shadow: 0 8px 25px rgba(0,0,0,0.6);
}

.switch-container.lit {
    box-shadow:
            0 8px 25px rgba(0,0,0,0.6),
            0 0 20px rgba(0, 255, 255, 0.3);
    border-color: #00ffff;
}

.switch-plate {
    width: 80px;
    height: 120px;
    background: linear-gradient(135deg, #f0f0f0, #d0d0d0);
    border-radius: 8px;
    position: relative;
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.2);
    border: 1px solid #bbb;
}

.switch-toggle {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 40px;
    background: linear-gradient(135deg, #fff, #e0e0e0);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 3px 8px rgba(0,0,0,0.3);
    border: 1px solid #ccc;
}

.switch-toggle.on {
    top: 65px;
    background: linear-gradient(135deg, #e0e0e0, #c0c0c0);
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.switch-toggle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 3px;
    background: #666;
    border-radius: 2px;
}

.switch-label {
    color: #666;
    font-size: 11px;
    text-align: center;
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.switch-container.lit .switch-label {
    color: #00ffff;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.8);
}

.repair-button {
    position: fixed;
    top: 180px;
    right: 30px;
    z-index: 20;
    background: linear-gradient(135deg, #ff6b35, #ff4500);
    color: white;
    border: none;
    padding: 15px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(-20px);
}

.repair-button.visible {
    opacity: 1;
    transform: translateY(0);
}

.repair-button:hover {
    background: linear-gradient(135deg, #ff7b45, #ff5510);
    box-shadow: 0 7px 20px rgba(255, 107, 53, 0.6);
    transform: translateY(-2px);
}

.repair-button:active {
    transform: translateY(0);
    box-shadow: 0 3px 10px rgba(255, 107, 53, 0.4);
}

.content {
    max-width: 900px;
    margin: 0 auto;
    padding: 120px 20px 50px;
    color: #1a1a1a;
    transition: color 0.2s ease;
    position: relative;
    z-index: 2;
}

.content.lit {
    color: #e0f0ff;
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.3);
}

.content h1 {
    font-size: 2.8em;
    margin-bottom: 20px;
    text-align: center;
    color: #0f0f0f;
    transition: all 0.2s ease;
}

.content.lit h1 {
    color: #00ffff;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
}

.content h2 {
    font-size: 1.8em;
    margin: 35px 0 20px;
    color: #111;
    transition: all 0.2s ease;
    border-left: 4px solid #333;
    padding-left: 15px;
}

.content.lit h2 {
    color: #66ffff;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.6);
    border-left-color: #00ffff;
}

.content h3 {
    font-size: 1.4em;
    margin: 25px 0 15px;
    color: #222;
    transition: all 0.2s ease;
}

.content.lit h3 {
    color: #99ffff;
    text-shadow: 0 0 8px rgba(0, 255, 255, 0.4);
}

.content p {
    line-height: 1.7;
    margin-bottom: 18px;
    font-size: 1.1em;
}

.content ul, .content ol {
    margin: 15px 0 15px 30px;
}

.content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.warning-box {
    background: rgba(255, 107, 53, 0.1);
    border: 2px solid #ff6b35;
    border-radius: 10px;
    padding: 20px;
    margin: 25px 0;
    transition: all 0.3s ease;
}

.content.lit .warning-box {
    background: rgba(255, 107, 53, 0.2);
    border-color: #ff8b65;
    box-shadow: 0 0 15px rgba(255, 107, 53, 0.3);
}

.tip-box {
    background: rgba(0, 255, 255, 0.05);
    border: 2px solid #333;
    border-radius: 10px;
    padding: 20px;
    margin: 25px 0;
    transition: all 0.3s ease;
}

.content.lit .tip-box {
    background: rgba(0, 255, 255, 0.1);
    border-color: #00ffff;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
}

.status-text {
    position: fixed;
    bottom: 20px;
    left: 20px;
    color: #333;
    font-size: 12px;
    background: rgba(0,0,0,0.9);
    padding: 12px;
    border-radius: 8px;
    z-index: 20;
    border: 1px solid #444;
    transition: all 0.3s ease;
}

.status-text.lit {
    color: #00ffff;
    border-color: #00ffff;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
}

.buzzing-sound {
    position: fixed;
    top: 100px;
    left: 20px;
    color: #333;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.1s ease;
    z-index: 20;
    background: rgba(0,0,0,0.9);
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid #444;
}

.buzzing-sound.active {
    opacity: 1;
    animation: buzz 0.1s infinite;
    color: #00ffff;
    border-color: #00ffff;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.4);
}

@keyframes buzz {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-1px); }
    75% { transform: translateX(1px); }
}

.flicker-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 255, 255, 0.1);
    opacity: 0;
    pointer-events: none;
    z-index: 5;
}

.flicker-overlay.flash {
    opacity: 1;
}

.repair-notification {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    color: #00ffff;
    padding: 20px 30px;
    border-radius: 15px;
    border: 2px solid #00ffff;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    z-index: 30;
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
    transition: all 0.3s ease;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
}

.repair-notification.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.interactive-hint {
    position: fixed;
    top: 90px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: #ff6b35;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    z-index: 15;
    opacity: 0;
    transition: opacity 0.3s ease;
    border: 1px solid #ff6b35;
    animation: pulse 2s ease-in-out infinite;
}

.interactive-hint.visible {
    opacity: 1;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 5px rgba(255, 107, 53, 0.3); }
    50% { box-shadow: 0 0 20px rgba(255, 107, 53, 0.6); }
}

/* Neon reflection effects */
.neon-tube::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 10%;
    width: 80%;
    height: 8px;
    background: linear-gradient(to right,
    transparent,
    rgba(255,255,255,0.3),
    transparent);
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.1s ease;
}

.neon-tube.on::after {
    opacity: 1;
}