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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
    height: calc(100vh - 40px);
}

.column {
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.team-column {
    display: flex;
    flex-direction: column;
    position: relative;
}

.team-column.blocked {
    pointer-events: none;
}

.team-column.blocked::after {
    content: 'START GAME TO UNLOCK';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 24px;
    border-radius: 15px;
    background: rgba(24, 28, 48, 0.62);
    color: #ffffff;
    font-weight: 700;
    letter-spacing: 1px;
    z-index: 10;
}

.team-header {
    text-align: center;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    color: white;
    font-size: 24px;
    font-weight: bold;
}

.team1-header {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.team2-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.score {
    font-size: 48px;
    text-align: center;
    margin: 20px 0;
    color: #333;
    font-weight: bold;
}

.question-display {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 18px;
    color: #333;
    font-weight: 500;
}

.calculator {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.calc-display {
    grid-column: 1 / -1;
    background: #2c3e50;
    color: white;
    padding: 20px;
    border-radius: 10px;
    text-align: right;
    font-size: 32px;
    font-weight: bold;
    min-height: 70px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    word-wrap: break-word;
}

.calc-btn {
    padding: 20px;
    font-size: 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s;
    background: #ecf0f1;
    color: #2c3e50;
}

.calc-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.calc-btn:active {
    transform: scale(0.95);
}

.calc-btn.zero {
    grid-column: 1 / 3;
}

.calc-btn.clear {
    background: #e74c3c;
    color: white;
}

.calc-btn.submit {
    background: #27ae60;
    color: white;
    grid-column: 1 / -1;
    font-size: 20px;
}

/* Middle Column - Animation */
.middle-column {
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #fff 0%, #f8f9fa 100%);
}

.game-header {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
    margin-bottom: 20px;
}

.game-header h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.current-question {
    background: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.current-question h2 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 24px;
}

.current-question p {
    font-size: 28px;
    color: #333;
    font-weight: 500;
}

.race-track {
    flex: 1;
    position: relative;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.tug-stage {
    position: relative;
    width: min(100%, 720px);
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.25);
}

.tug-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translateX(0);
    transition: transform 0.35s ease-out;    
}

.tug-center-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: transform 0.35s ease-out;
    border-left: 5px dotted rgba(0, 0, 0, 0.95);
    pointer-events: none;
    filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.45)) drop-shadow(0 0 8px rgba(0, 0, 0, 0.85));
}

.controls {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.btn {
    padding: 15px 30px;
    font-size: 18px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s;
}

.btn-start {
    background: #27ae60;
    color: white;
}

.btn-reset {
    background: #e74c3c;
    color: white;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.status {
    text-align: center;
    padding: 15px;
    background: #fff;
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 18px;
    font-weight: 500;
    color: #667eea;
}

.winner-banner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 50%, #ffd700 100%);
    padding: 60px 80px;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    text-align: center;
    z-index: 1000;
    transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border: 5px solid #fff;
}

.winner-banner.show {
    transform: translate(-50%, -50%) scale(1);
    animation: pulse 1s infinite alternate, rainbow-border 3s infinite;
}

.winner-banner h2 {
    font-size: 72px;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #ff0080, #ff8c00, #40e0d0, #ff0080);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: rainbow-text 2s ease infinite;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
    font-weight: bold;
}

@keyframes pulse {
    0% {
        box-shadow: 0 20px 60px rgba(255, 215, 0, 0.5);
    }
    100% {
        box-shadow: 0 30px 80px rgba(255, 215, 0, 0.8), 0 0 100px rgba(255, 215, 0, 0.6);
    }
}

@keyframes rainbow-text {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes rainbow-border {
    0%, 100% {
        box-shadow: 0 0 30px #ff0080, 0 0 60px #ff0080;
    }
    33% {
        box-shadow: 0 0 30px #40e0d0, 0 0 60px #40e0d0;
    }
    66% {
        box-shadow: 0 0 30px #ff8c00, 0 0 60px #ff8c00;
    }
}

/* Confetti animation */
.confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    background: #f00;
    z-index: 999;
    animation: confetti-fall 3s linear forwards;
}

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

/* Fireworks animation */
.firework {
    position: fixed;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    z-index: 998;
    animation: firework-burst 1s ease-out forwards;
}

@keyframes firework-burst {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--x), var(--y)) scale(0);
        opacity: 0;
    }
}

/* Spotlight effect */
.spotlight {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 30%, rgba(0, 0, 0, 0.7) 70%);
    z-index: 997;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.spotlight.show {
    opacity: 1;
}

/* Star burst animation */
.starburst {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    z-index: 996;
    animation: rotate 2s linear infinite;
}

.starburst::before,
.starburst::after {
    content: '⭐';
    position: absolute;
    font-size: 100px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.starburst::after {
    animation: sparkle 1s ease-in-out infinite;
}

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes sparkle {
    0%, 100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1.5);
    }
}

@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
    }
}