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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #1e1e2e;
    --darker: #11111b;
    --light: #cdd6f4;
    --gray: #6c7086;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--light);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.btn {
    display: inline-block;
    padding: 15px 30px;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: var(--dark);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.pulse {
    animation: pulse 0.5s ease;
}

.shake {
    animation: shake 0.3s ease;
}

/* Timer */
.timer {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
}

.timer.warning {
    color: var(--warning);
}

.timer.danger {
    color: var(--danger);
    animation: pulse 0.5s infinite;
}

/* Player list */
.player-list {
    list-style: none;
}

.player-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.2s;
}

.player-item.highlight {
    background: rgba(99, 102, 241, 0.2);
    border-left: 4px solid var(--primary);
}

.player-name {
    font-weight: 600;
    font-size: 1.1rem;
}

.player-score {
    font-weight: 700;
    color: var(--primary);
}

/* Reactions */
.reaction {
    position: fixed;
    font-size: 3rem;
    animation: floatUp 2s ease forwards;
    pointer-events: none;
    z-index: 1000;
}

@keyframes floatUp {
    0% { opacity: 1; transform: translateY(0) scale(1); }
    100% { opacity: 0; transform: translateY(-100px) scale(1.5); }
}

/* Input fields */
input[type="text"], input[type="number"] {
    width: 100%;
    padding: 16px 20px;
    font-size: 1.2rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--light);
    outline: none;
    transition: border-color 0.2s;
}

input[type="text"]:focus, input[type="number"]:focus {
    border-color: var(--primary);
}

input::placeholder {
    color: var(--gray);
}

/* Logo */
.logo {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}