* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

:root {
    --color-correct: #6aaa64;
    --color-present: #c9b458;
    --color-absent: #787c7e;
    --color-background: #ffffff;
    --color-keyboard: #d3d6da;
    --tile-size: 62px;
    --tile-gap: 5px;
}

body {
    background-color: var(--color-background);
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    border-bottom: 1px solid #d3d6da;
}

header h1 {
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 0.2rem;
    margin: 0 auto; /* Center the title */
    text-align: center;
}

.menu-buttons {
    position: absolute;
    right: 16px;
    display: flex;
}

.menu-buttons button {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    padding: 0 8px;
}

#message-container {
    height: 30px;
    text-align: center;
    padding: 5px;
    visibility: hidden;
    transition: visibility 0s, opacity 0.5s linear;
}

#message-container.show {
    visibility: visible;
    opacity: 1;
}

#game-container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    flex-grow: 1;
    padding: 10px;
}

#board-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex-grow: 0; /* Changed from flex-grow: 1 to prevent unwanted growth */
    overflow-y: auto;
    padding: 10px 0;
    height: 420px; /* Fixed height instead of max-height for the 6 initial rows */
    scroll-behavior: smooth;
}

#board {
    display: flex;
    flex-direction: column;
    gap: var(--tile-gap);
    padding: 10px;
    width: calc(var(--tile-size) * 5 + var(--tile-gap) * 4 + 20px); /* Fixed width to avoid layout shifts */
}

.row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-gap: var(--tile-gap);
}

/* Make active row stand out slightly to help with focus */
.row:nth-child(n+7) {
    position: relative;
}

.row:nth-child(n+7)::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: 2px;
}

.tile {
    width: var(--tile-size);
    height: var(--tile-size);
    border: 2px solid #d3d6da;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    user-select: none;
}

.tile.filled {
    border-color: #878a8c;
    animation: pop 0.1s linear;
}

.tile.correct {
    background-color: var(--color-correct);
    color: white;
    border-color: var(--color-correct);
}

.tile.present {
    background-color: var(--color-present);
    color: white;
    border-color: var(--color-present);
}

.tile.absent {
    background-color: var(--color-absent);
    color: white;
    border-color: var(--color-absent);
}

.tile.flip {
    animation: flip 0.5s ease;
}

@keyframes flip {
    0% {
        transform: rotateX(0deg);
    }
    50% {
        transform: rotateX(90deg);
    }
    100% {
        transform: rotateX(0deg);
    }
}

@keyframes pop {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes shake {
    10%, 90% {
        transform: translateX(-1px);
    }
    20%, 80% {
        transform: translateX(2px);
    }
    30%, 50%, 70% {
        transform: translateX(-4px);
    }
    40%, 60% {
        transform: translateX(4px);
    }
}

#keyboard-container {
    width: 100%;
    margin: 0 auto 8px;
}

.keyboard-row {
    display: flex;
    justify-content: center;
    width: 100%;
    margin: 0 auto 8px;
}

.keyboard-row button {
    font-size: 1.25rem;
    font-weight: bold;
    border: 0;
    padding: 0;
    margin: 0 6px 0 0;
    height: 58px;
    border-radius: 4px;
    cursor: pointer;
    user-select: none;
    background-color: var(--color-keyboard);
    color: #1a1a1b;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    text-transform: uppercase;
}

.keyboard-row button:last-of-type {
    margin: 0;
}

.keyboard-row button.wide-button {
    flex: 1.5;
}

.spacer {
    flex: 0.5;
}

button[data-key].correct {
    background-color: var(--color-correct);
    color: white;
}

button[data-key].present {
    background-color: var(--color-present);
    color: white;
}

button[data-key].absent {
    background-color: var(--color-absent);
    color: white;
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #fefefe;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    border: 1px solid #888;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 8px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
}

.examples {
    margin-top: 20px;
}

.example {
    margin-bottom: 20px;
}

.example .tile {
    display: inline-flex;
    width: 40px;
    height: 40px;
    margin-right: 4px;
}

.statistics-container {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
}

.statistic {
    text-align: center;
}

.statistic-number {
    font-size: 36px;
    font-weight: bold;
}

.guess-distribution {
    margin-top: 10px;
}

.guess-bar {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
}

.guess-label {
    font-weight: bold;
    width: 20px;
    margin-right: 8px;
}

.guess-count {
    background-color: #787c7e;
    color: white;
    padding: 4px 8px;
    min-width: 30px;
    text-align: right;
}

.guess-count.max {
    background-color: var(--color-correct);
}

.countdown-container {
    text-align: center;
    margin-top: 20px;
}

#countdown, #game-over-countdown {
    font-size: 1.5rem;
    font-weight: bold;
    margin-top: 8px;
}

#share-result {
    background-color: var(--color-correct);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 20px;
    width: 100%;
}

/* For mobile devices */
@media (max-width: 500px) {
    :root {
        --tile-size: 52px;
    }
    
    #board-container {
        height: 350px; /* Adjust the fixed height for smaller tile sizes on mobile */
    }
    
    .keyboard-row button {
        height: 48px;
        margin: 0 4px 0 0;
        font-size: 1rem;
    }

    header h1 {
        font-size: 24px;
    }
}

/* For very small screens */
@media (max-width: 350px) {
    :root {
        --tile-size: 45px;
    }
    
    #board-container {
        height: 310px; /* Even smaller height for very small screens */
    }
    
    .keyboard-row button {
        height: 42px;
        margin: 0 3px 0 0;
        font-size: 0.9rem;
    }

    header h1 {
        font-size: 20px;
    }
}