/* === General styles === */

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

:root {
    --green: #538d4e;
    --yellow: #b59f3b;
    --gray: #3a3a3c;
    --bg: #121213;
    --header-bg: #1a1a1b;
    --border: #3a3a3c;
    --border-filled: #565758;
    --text: #ffffff;
    --subtext: #818384;
    --tile: 62px;
    --gap: 5px;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

/* === Header === */
header {
    width: 100%;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    background: var(--header-bg);
    gap: 10px;
}

header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0.15rem;
    text-transform: uppercase;
}

.bot-badge {
    font-size: 1.8rem;
    /*background: var(--green);*/
    background: linear-gradient(to bottom right, #0094FF, #B200FF);
    color: white;
    padding: 3px 7px;
    border-radius: 3px;
    letter-spacing: 0.08rem;
    font-weight: 700;
}

/* === Input area === */
#input-area {
    margin: 24px 0 8px;
    display: flex;
    gap: 8px;
    align-items: center;
    width: calc(5 * var(--tile) + 4 * var(--gap));
}

#word-input {
    background: var(--header-bg);
    border: 2px solid var(--border-filled);
    color: var(--text);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.2rem;
    text-transform: uppercase;
    padding: 0 14px;
    height: 46px;
    border-radius: 4px;
    width: 140px;
    text-align: center;
    outline: none;
    transition: border-color 0.2s;
}

#word-input:focus {
    border-color: var(--subtext);
}

#word-input:disabled {
    opacity: 0.5;
}

#today-btn {
    background: var(--subtext);
    border: none;
    border-radius: 4px;
    padding: 0;
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

#today-btn img {
    width: 26px;
    height: 26px;
}

#today-btn:hover:not(:disabled) {
    opacity: 0.85;
}

#today-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

#solve-btn {
    flex: 1;
    background: var(--green);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.05rem;
    padding: 0 20px;
    height: 46px;
    cursor: pointer;
    text-transform: uppercase;
    transition: opacity 0.2s;
}

#solve-btn:hover:not(:disabled) {
    opacity: 0.85;
}

#solve-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

#error-msg {
    font-size: 0.8rem;
    color: #e74c3c;
    height: 1.2em;
    text-align: center;
    margin-bottom: 8px;
}

/* === Board === */
#board {
    display: grid;
    grid-template-rows: repeat(6, var(--tile));
    grid-template-columns: repeat(5, var(--tile));
    gap: var(--gap);
    margin-bottom: 20px;
}

.tile {
    width: var(--tile);
    height: var(--tile);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
    user-select: none;
}

.tile.filled {
    border-color: var(--border-filled);
    animation: pop 0.1s ease;
}

.tile.revealed {
    border-color: transparent;
}

.tile[data-state="correct"] {
    background: var(--green);
}

.tile[data-state="present"] {
    background: var(--yellow);
}

.tile[data-state="absent"] {
    background: var(--gray);
}

.tile.flip-in {
    animation: flip-in var(--flip-half) ease-in forwards;
}

.tile.flip-out {
    animation: flip-out var(--flip-half) ease-out forwards;
}

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

@keyframes flip-in {
    from {
        transform: rotateX(0deg);
    }
    to {
        transform: rotateX(-90deg);
    }
}

@keyframes flip-out {
    from {
        transform: rotateX(-90deg);
    }
    to {
        transform: rotateX(0deg);
    }
}


/* === Result message === */
#message {
    min-height: 2em;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.05rem;
    text-align: center;
    margin-bottom: 14px;
    opacity: 0;
    transition: opacity 0.4s;
}

#message.show {
    opacity: 1;
}

/* === Share button === */
#share-btn {
    display: none;
    background: var(--green);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 12px 28px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05rem;
    cursor: pointer;
    margin-bottom: 24px;
    transition: opacity 0.2s;
}

#share-btn:hover {
    opacity: 0.85;
}

#share-btn.show {
    display: inline-block;
}

/* === Keyboard === */
#keyboard-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

#sad-face {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 7rem;
    opacity: 0;
    pointer-events: none;
    z-index: 0;
}

#keyboard {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
    font-size: 20px;
}

.key-row {
    display: flex;
    gap: 6px;
    justify-content: center;
}

.key {
    height: 58px;
    min-width: 43px;
    padding: 0 6px;
    border-radius: 4px;
    background: var(--subtext);
    color: white;
    font-weight: 700;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    transition: background 0.3s;
}

.key[data-state="correct"] {
    background: var(--green);
}

.key[data-state="present"] {
    background: var(--yellow);
}

.key[data-state="absent"] {
    background: var(--gray);
}

/* === Confetti === */
#confetti-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
}

/* === Responsive (<500px) === */
@media (max-width: 499px) {
    :root {
        --tile: 50px;
        --gap: 4px;
    }

    header {
        height: 48px;
    }

    header h1 {
        font-size: 1.3rem;
    }

    .bot-badge {
        font-size: 1.3rem;
    }

    #word-input,
    #solve-btn {
        height: 40px;
    }

    #solve-btn {
        padding: 0;
        min-width: 0;
    }

    #today-btn {
        width: 40px;
        height: 40px;
    }

    #word-input {
        font-size: 1rem;
        width: 120px;
    }

    .tile {
        font-size: 1.6rem;
    }

    .key {
        height: 46px;
        min-width: 28px;
        font-size: 0.72rem;
        padding: 0 2px;
    }

    .key-row {
        gap: 4px;
    }

    #keyboard {
        gap: 5px;
    }
}