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

body {
    font-family: 'Clear Sans', 'Helvetica Neue', Arial, sans-serif;
    background-color: #121213;
    color: #ffffff;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: #ffffff;
}

header p {
    color: #a0a0a0;
    font-size: 1.1rem;
}

.game-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.target-flag-container {
    background-color: #1a1a1b;
    border-radius: 8px;
    padding: 20px;
    border: 2px solid #3a3a3c;
}

.target-flag-container h3 {
    text-align: center;
    margin-bottom: 15px;
    color: #ffffff;
}

.flag-display {
    width: 100%;
    height: 200px;
    border: 2px solid #3a3a3c;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #2a2a2b;
    position: relative;
    overflow: hidden;
}

.flag-placeholder {
    color: #a0a0a0;
    text-align: center;
    font-style: italic;
}

.flag-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 2px;
    transition: opacity 0.3s ease;
}

.flag-image:not([src]), .flag-image[src=""] {
    opacity: 0;
}

.generated-flag {
    width: 100%;
    height: 100%;
    border-radius: 2px;
}

.guess-section {
    background-color: #1a1a1b;
    border-radius: 8px;
    padding: 20px;
    border: 2px solid #3a3a3c;
}

.guess-input {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

#stateSelect {
    flex: 1;
    padding: 12px;
    background-color: #2a2a2b;
    border: 2px solid #3a3a3c;
    border-radius: 4px;
    color: #ffffff;
    font-size: 1rem;
}

#stateSelect:focus {
    outline: none;
    border-color: #6aaa64;
}

#guessBtn {
    padding: 12px 24px;
    background-color: #6aaa64;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: background-color 0.2s;
}

#guessBtn:hover {
    background-color: #5a9a54;
}

#guessBtn:disabled {
    background-color: #3a3a3c;
    cursor: not-allowed;
}

.guesses-container h3 {
    margin-bottom: 15px;
    color: #ffffff;
}

.guess-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    padding: 10px;
    background-color: #2a2a2b;
    border-radius: 4px;
    border: 1px solid #3a3a3c;
}

.guess-number {
    font-weight: bold;
    margin-right: 15px;
    color: #a0a0a0;
    min-width: 30px;
}

.guess-flag {
    width: 80px;
    height: 50px;
    border: 1px solid #3a3a3c;
    border-radius: 3px;
    margin-right: 15px;
    position: relative;
    overflow: hidden;
}

.guess-flag img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.guess-flag-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.guess-name {
    flex: 1;
    font-weight: 500;
}

.guess-result {
    font-weight: bold;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 0.9rem;
}

.guess-result.correct {
    background-color: #6aaa64;
    color: white;
}

.guess-result.incorrect {
    background-color: #787c7e;
    color: white;
}

.game-status {
    text-align: center;
    margin-bottom: 20px;
    font-size: 1.2rem;
    min-height: 30px;
}

.game-status.win {
    color: #6aaa64;
    font-weight: bold;
}

.game-status.lose {
    color: #f5793a;
    font-weight: bold;
}

.controls {
    text-align: center;
}

#newGameBtn {
    padding: 12px 24px;
    background-color: #6aaa64;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: background-color 0.2s;
}

#newGameBtn:hover {
    background-color: #5a9a54;
}

/* Responsive design */
@media (max-width: 768px) {
    .game-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    header h1 {
        font-size: 2rem;
    }

    .guess-input {
        flex-direction: column;
    }

    .guess-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .guess-flag {
        width: 100px;
        height: 60px;
    }
}

/* Color matching overlay styles */
.guess-flag-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Legacy overlay style for fallback */
.color-match-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 40%, #6aaa64 40%, #6aaa64 60%, transparent 60%);
    opacity: 0.8;
    mix-blend-mode: normal;
}