:root {
    --black: #292421;
    --white: #fefcf6;
    --lightishblue: #364545;
    --darkblue: #28373B;
    --darkerblue: #1f2c2e;
    --blueblack: #131a1c;
    --orange: #A35228;
    --yellow: #DAA547;
    --teal: #608E81;
}

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

body {
    background-color: var(--darkblue);
    color: var(--white);
}

input {
    background-color: var(--darkerblue);
    color: var(--white);
    border: 0;
    border-radius: 6px;
    padding: 1rem;
    width: 100%;

    &:focus {
        outline: 0;
    }
}

button {
    background-color: var(--yellow);
    border-radius: 6px;
    color: var(--white);
    border: 0;
    cursor: pointer;
    padding: 1rem;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 1px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;

    .icon {
        width: 1.2rem;
    }
}

.hidden {
    display: none;
}

.container {
    height: 100vh;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
}

.header {
    grid-column: 1 / 13;
    grid-row-start: 1;
    align-self: baseline;
    padding: 1rem;
    background-color: var(--blueblack);

    img {
        width: 2.5rem;
    }
}

.form {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: 1fr 1fr;
    gap: 1rem;
    grid-column: 1 / 13;
    padding: 1rem;

    &.hidden {
        display: none;
    }

    .field {
        grid-column: span 4;
    }

    .start-button {
        grid-column: 3 / 7;
    }
}

.player-info {
    background-color: var(--darkerblue);
    min-width: 320px;
    grid-column: 1 / 13;
    font-size: 1.5rem;
    font-weight: 500;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    text-align: center;

    .players {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 1rem;
        padding: 1rem;
    }

    .player-name {
        font-size: 1.2rem;
        font-weight: 600;
    }

    .first-player {
        color: var(--teal);
    }

    .second-player {
        color: var(--yellow);
    }

    .current-player {
        border-bottom-left-radius: 6px;
        border-bottom-right-radius: 6px;
        text-align: center;
        font-size: 1rem;
        padding: 0.5rem;

        &.first {
            background-color: var(--teal);
        }

        &.second {
            background-color: var(--yellow);
        }
    }

    &.hidden {
        display: none;
    }
}

.board {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
    min-width: 320px;
    gap: 1rem;
    aspect-ratio: 1 / 1;
    grid-column: 1 / 13;
    grid-row-start: 4;
    padding: 1rem;

    &.hidden {
        display: none;
    }

    .cell {
        background-size: 68%;
        background-repeat: no-repeat;
        background-position: center;
        background-color: var(--lightishblue);
        display: grid;
        place-items: center;
        border-radius: 10px;
        grid-column: span 4;
        grid-row: span 4;

        img {
            width: 100%;
        }

        &.xmark {
            background-image: url('../assets/xmark.svg');

            &.win {
                background-image: url('../assets/xmark-white.svg');
                background-color: var(--teal);
            }
        }

        &.omark {
            background-image: url('../assets/omark.svg');

            &.win {
                background-image: url('../assets/omark-white.svg');
                background-color: var(--yellow);
            }
        }
    }
}

.reset-button {
    grid-column: 4 / 10;
    grid-row-start: 6;
    max-height: 52px;
}

.footer {
    background-color: var(--darkerblue);
    color: var(--teal);
    grid-column: 1 / 13;
    grid-row-end: 13;
    align-self: end;
    text-align: center;
    font-size: 0.8rem;
    padding: 0.5rem;

    a {
        color: var(--teal);
    }
}

@media (min-width: 767px) {
    .form {
        grid-column: 4 / 10;
        grid-row: 3 / 4;
        padding: 0;
        gap: 2rem;

        .start-button {
            grid-column: 3 / 7;
        }
    }

    .player-info {
        .players {
            padding: 2rem 1rem;
        }

        .player-name {
            font-size: 2rem;
        }
    }

    .board {
        grid-column: 5 / 9;
        grid-row-start: 5;
        padding: 0;
    }

    .reset-button {
        grid-column: 6 / 8;
        grid-row-start: 8;
    }
}

@media (min-width: 1023px) {
    .form {
        .start-button {
            grid-column: 4 / 6;
        }
    }
}