:root {
    --bg-color: #1A0A10;
    --primary-color: #E11D48;
    --secondary-color: #FB7185;
    --accent-color: #FFE4E6;
    --text-color: #ffffff;
    --peg-size: 40px;
    --border-radius: 12px;
    --transition: all 0.3s ease;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: 1px solid rgba(255, 255, 255, 0.2);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);

    /* Peg Colors */
    --peg-0: #EF4444; /* Red */
    --peg-1: #22C55E; /* Green */
    --peg-2: #3B82F6; /* Blue */
    --peg-3: #EAB308; /* Yellow */
    --peg-4: #A855F7; /* Purple */
    --peg-5: #06B6D4; /* Cyan */
    --peg-6: #F97316; /* Orange */
    --peg-7: #EC4899; /* Pink */
    --peg-8: #78350F; /* Brown */
    --peg-9: #64748B; /* Gray */
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

#game-container {
    width: 100%;
    max-width: 600px;
    padding: 20px;
    background: var(--glass-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: var(--glass-border);
    backdrop-filter: blur(10px);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

h1 {
    color: var(--primary-color);
    margin: 0;
    font-size: 24px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.controls-top button {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.controls-top button:hover {
    color: var(--secondary-color);
}

#board-container {
    display: grid;
    gap: 10px;
    margin-bottom: 20px;
}

.board-row {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
}

.peg {
    width: var(--peg-size);
    height: var(--peg-size);
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.peg:hover {
    transform: scale(1.1);
    border-color: var(--secondary-color);
}

.peg.filled {
    border-color: transparent;
}

/* Feedback Pegs */
.feedback-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    width: calc(var(--peg-size) * 1.2);
    height: calc(var(--peg-size) * 0.8);
    align-items: center;
    justify-items: center;
}

.feedback-peg {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
}

.feedback-peg.black {
    background-color: #000; /* Exact match */
    border: 1px solid #333;
}

.feedback-peg.white {
    background-color: #fff; /* Color match */
    border: 1px solid #ccc;
}

#controls-bottom {
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

#color-palette {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.palette-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: var(--transition);
}

.palette-btn:hover, .palette-btn.selected {
    transform: scale(1.2);
    border-color: var(--primary-color);
    box-shadow: 0 0 10px var(--primary-color);
}

.action-buttons {
    display: flex;
    gap: 10px;
}

.action-buttons button {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    background: var(--primary-color);
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.action-buttons button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.modal {
    background: #1e1e1e;
    padding: 30px;
    border-radius: 16px;
    border: 1px solid #333;
    max-width: 400px;
    width: 90%;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    text-align: center;
}

.modal.hidden {
    display: none;
}

#modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 999;
    backdrop-filter: blur(5px);
}

#modal-overlay.hidden {
    display: none;
}

.close-modal {
    margin-top: 20px;
    background: #333;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
}

/* Animations */
@keyframes shake {
    0% { transform: translate(1px, 1px) rotate(0deg); }
    10% { transform: translate(-1px, -2px) rotate(-1deg); }
    20% { transform: translate(-3px, 0px) rotate(1deg); }
    30% { transform: translate(3px, 2px) rotate(0deg); }
    40% { transform: translate(1px, -1px) rotate(1deg); }
    50% { transform: translate(-1px, 2px) rotate(-1deg); }
    60% { transform: translate(-3px, 1px) rotate(0deg); }
    70% { transform: translate(3px, 1px) rotate(-1deg); }
    80% { transform: translate(-1px, -1px) rotate(1deg); }
    90% { transform: translate(1px, 2px) rotate(0deg); }
    100% { transform: translate(1px, -2px) rotate(-1deg); }
}

.shake {
    animation: shake 0.5s;
}

@keyframes popIn {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.peg.filled {
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Peg Colors & Patterns */
.peg-color-0 { background-color: var(--peg-0); }
.peg-color-1 { background-color: var(--peg-1); }
.peg-color-2 { background-color: var(--peg-2); }
.peg-color-3 { background-color: var(--peg-3); }
.peg-color-4 { background-color: var(--peg-4); }
.peg-color-5 { background-color: var(--peg-5); }
.peg-color-6 { background-color: var(--peg-6); }
.peg-color-7 { background-color: var(--peg-7); }
.peg-color-8 { background-color: var(--peg-8); }
.peg-color-9 { background-color: var(--peg-9); }

/* Patterns for accessibility */
.peg-color-0 { background-image: repeating-linear-gradient(45deg, transparent, transparent 5px, rgba(0,0,0,0.2) 5px, rgba(0,0,0,0.2) 10px); }
.peg-color-1 { background-image: radial-gradient(circle, rgba(0,0,0,0.2) 2px, transparent 2.5px); background-size: 8px 8px; }
.peg-color-2 { background-image: linear-gradient(0deg, rgba(0,0,0,0.2) 50%, transparent 50%); background-size: 10px 10px; }
.peg-color-3 { background-image: linear-gradient(90deg, rgba(0,0,0,0.2) 50%, transparent 50%); background-size: 10px 10px; }
.peg-color-4 { background-image: repeating-radial-gradient(circle, transparent, transparent 5px, rgba(0,0,0,0.2) 5px, rgba(0,0,0,0.2) 10px); }
.peg-color-5 { background-image: conic-gradient(from 0deg, transparent 0deg 90deg, rgba(0,0,0,0.2) 90deg 180deg, transparent 180deg 270deg, rgba(0,0,0,0.2) 270deg 360deg); background-size: 20px 20px; }
.peg-color-6 { background-image: linear-gradient(45deg, rgba(0,0,0,0.2) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.2) 75%, rgba(0,0,0,0.2)), linear-gradient(45deg, rgba(0,0,0,0.2) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.2) 75%, rgba(0,0,0,0.2)); background-position: 0 0, 10px 10px; background-size: 20px 20px; }
.peg-color-7 { background-image: radial-gradient(circle at 50% 50%, rgba(0,0,0,0.2) 20%, transparent 20%); background-size: 15px 15px; }
.peg-color-8 { background-image: linear-gradient(135deg, rgba(0,0,0,0.2) 25%, transparent 25%) -10px 0, linear-gradient(225deg, rgba(0,0,0,0.2) 25%, transparent 25%) -10px 0, linear-gradient(315deg, rgba(0,0,0,0.2) 25%, transparent 25%), linear-gradient(45deg, rgba(0,0,0,0.2) 25%, transparent 25%); background-size: 20px 20px; }
.peg-color-9 { background-image: repeating-linear-gradient(-45deg, transparent, transparent 5px, rgba(0,0,0,0.2) 5px, rgba(0,0,0,0.2) 10px); }

/* Confetti Canvas */
#confetti-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
}