:root {
    --bg-color: #fff0f3;
    --container-bg: #ffe4e8;
    --text-color: #5c3a41;
    --btn-pink: #ffb3c6;
    --btn-pink-hover: #ff9ebb;

    --key-unused: #d3d3d3;
    --key-valid: #a8e6cf;
    --key-invalid: #ffb3ba;
    --key-text: #333333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

#app-container {
    background-color: var(--container-bg);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 8px 16px rgba(255, 179, 198, 0.3);
    text-align: center;
    max-width: 800px;
    width: 90%;
    position: relative;
}

#start-btn,
#next-btn {
    background-color: var(--btn-pink);
    color: var(--text-color);
    border: none;
    padding: 15px 30px;
    font-size: 1.5rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.2s, transform 0.1s;
    margin-top: 20px;
}

#start-btn:hover,
#next-btn:hover {
    background-color: var(--btn-pink-hover);
    transform: scale(1.05);
}

#start-screen h1 {
    font-size: 2.5rem;
    margin-bottom: 40px;
}

#game-screen {
    display: none;
}

#top-bar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    min-height: 35px;
}

#final-badge {
    display: none;
    background-color: #ff8fab;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    letter-spacing: 2px;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 0 10px #ff8fab;
    }

    100% {
        transform: scale(1);
    }
}

#category-text {
    margin-top: 10px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #d88c9a;
    font-weight: bold;
}

#question-text {
    margin-top: 10px;
    font-size: 1.5rem;
}

#word-display {
    font-size: 2.5rem;
    letter-spacing: 6px;
    margin: 30px 0;
    font-family: monospace;
    font-weight: bold;
    word-wrap: break-word;
}

.keyboard-row {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.keyboard-separator {
    border: 0;
    height: 2px;
    background-color: var(--btn-pink);
    width: 70%;
    margin: 15px auto;
    border-radius: 2px;
}

.key-btn {
    background-color: var(--key-unused);
    color: var(--key-text);
    border: none;
    border-radius: 5px;
    width: 40px;
    height: 45px;
    margin: 0 4px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s;
}

.key-btn.valid {
    background-color: var(--key-valid);
    color: #1b4d3e;
    cursor: default;
}

.key-btn.invalid {
    background-color: var(--key-invalid);
    color: #660000;
    cursor: default;
}

#message {
    margin-top: 20px;
    font-size: 1.5rem;
    font-weight: bold;
    min-height: 35px;
}