@import url('https://fonts.googleapis.com/css2?family=Philosopher:wght@400;700&family=Roboto:wght@400;500;700;900&display=swap');
/* Roboto & Philosopher */

/* LAYOUT */

:root{
    background-color: var(--color-1);

    /* --color-main: #1AE5C3; */
    --color-main: #ffad50;
    --color-0: #000000;
    --color-1: #ffffff;
    --color-2: #c4c4c4;
    --color-3: #e5e5e5;
    --regular: 400;
    --medium: 500;
    --bold: 700;
    --roboto: 'Roboto', Arial, Helvetica, sans-serif;
    --philosopher: 'Philosopher', serif;
    /* head-margin: 100px (84+16) 0 70px (54+16) 0 */
    /* section-margin: 60px */

    font-family: var(--roboto);
    color: var(--color-0);
}

section.page, nav.menu{
    width: 100%;
    height: 100vh;

    position: fixed;
    top: 0;
    left: 0;

    /* changer display none après phase test */
    visibility: hidden;
    opacity: 0;
    overflow: auto;
    
    display: flex;
    flex: none;
    flex-direction: column;

    /* pour fixer les éléments positionnés à l'intérieur */
    background-color: var(--color-1);
    transition: visibility 0ms 500ms, opacity 500ms;
}

section.page > *{
    flex: none;
}

section.page.v, nav.menu.v{
    visibility: visible;
    opacity: 1;
    transition: visibility 0ms 0ms, opacity 500ms 500ms;
}

    section.page > main, nav.menu > main{
        display: flex;
        flex-direction: column;

        width: 70%;
        max-width: 920px;
    }

.p{
    line-height: 1.6;
    display: block;
}

    .p.u::first-letter{
        font-size: 5rem;
        line-height: 1;
        float: left;
        margin-right: 10px;
    }

.title{
    font-family: var(--philosopher);
    font-weight: var(--bold);
    font-size: 6.4rem;
    line-height: 1.1;
}

.subtitle{
    display: flex;
    align-items: center;
}

    .subtitle div{
        width: 55px;
        height: 2px;
        margin-right: 10px;

        background-color: var(--color-main);
    }

    .subtitle p{
        font-family: var(--roboto);
        font-size: 1.6rem;
        font-weight: var(--medium);
        color: var(--color-main);
    }

    .subtitle.variant p{
        color: var(--color-2);
    }

    .subtitle.variant div{
        background-color: var(--color-2);
    }

.shadow{
    position: relative;
    z-index: 10;
}

.button-next{
    cursor: pointer;
    user-select: none;

    display: flex;
    align-items: center;
    justify-content: center;

    width: max-content;
    height: 50px;
    padding: 0 24px;

    background-color: var(--color-0);
    transition: 200ms ease;
}

/* media transition */

@media screen and (min-width: 1020px) {
    
    .button-next:hover{
        transform: scale(1.1);
    }
    
    .button-next.variant:hover{
        background-position: 0 0;
    }

}

    .button-next.variant{
        background-image: linear-gradient(to right, var(--color-main) 0%, var(--color-main) 100%);
        background-repeat: no-repeat;
        background-position: -280px 0;
        background-color: var(--color-1);
        border: 2px solid var(--color-0);

        transition: 400ms ease;
    }

    .button-next p{
        margin-top: 1px;

        text-align: center;
        font-family: var(--philosopher);
        font-weight: var(--bold);
        font-size: 2rem;
        letter-spacing: 0.5px;

        color: var(--color-1);
    }

    .button-next.variant p{
        color: var(--color-0);
    }

    .button-next svg{
        width: 22px;
        height: 22px;
        margin-left: 10px;
        margin-top: 4px;

        fill: var(--color-1);

        /* background-color: red; */
    }

    .button-next.variant svg{
        fill: var(--color-0);
    }

/* MENU */

.menu-button{
    cursor: pointer;

    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;

    width: 24px;
    height: 18px;

    position: absolute;
    right: 30px;
    top: 30px;

    z-index: 100;
}

    .menu-button > div{
        height: 2px;
        width: 100%;
        background-color: var(--color-0);

        transition: 200ms ease;
    }

    .menu-button > div:nth-child(1){
        transform-origin: top left;
    }
    .menu-button.v > div:nth-child(1){
        transform: rotate(45deg);
    }

    .menu-button.v > div:nth-child(2){
        opacity: 0;
    }

    .menu-button > div:nth-child(3){
        transform-origin: bottom left;
    }
    .menu-button.v > div:nth-child(3){
        transform: rotate(-45deg);
    }

nav.menu{
    justify-content: center;
    align-items: center;
    z-index: 90;
    background-color: transparent;

    transition: visibility 0ms 1000ms, opacity 0ms 1000ms;
}

nav.menu.v{
    transition: visibility 0ms 0ms, opacity 0ms 0ms;
}

    nav.menu > main{
        opacity: 0;
        transition: opacity 600ms ease;
    }

    nav.menu.v > main{
        opacity: 1;
        transition: opacity 600ms ease 200ms;
    }

    nav.menu h1{
        color: var(--color-1);
    }

    nav.menu .links{
        align-self: center;
        width: 60%;
        margin-top: 100px;
        padding: 20px 0px 20px 30px;

        border-left: 4px solid var(--color-main);

        display: flex;
        flex-direction: column;
        gap: 20px;
    }

        nav.menu .links > div{
            width: 100%;
            display: flex;
            align-items: center;
        }

        nav.menu .links a{
            cursor: pointer;
            font-size: 2.6rem;
            font-weight: var(--regular);
            letter-spacing: 1px;
            margin-right: 20px;

            color: var(--color-1);
            transition: 200ms ease;
        }

        nav.menu .links a:hover{
            margin-left: 20px;
        }

        nav.menu .links div:nth-child(even) a{
            color: var(--color-main);
        }


/* PAGE END */

.page.end{
    background-color: var(--color-0);
}

    .page.end > main{
        flex: 1 1 auto;
        width: 100%;
        max-width: unset;
        height: 100px;

        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;

    }

        .page.end .controls{
            display: flex;
            justify-content: center;
            align-items: center;

            gap: 14vw;
        }

            .page.end .controls a{
                display: flex;
                flex-direction: column;
                align-items: center;

                cursor: pointer;
            }

            .page.end .controls a h3{
                font-family: var(--philosopher);
                font-weight: var(--bold);
                font-size: 2.4rem;
                color: var(--color-1);
            }

            .page.end .controls a svg{
                fill: var(--color-1);
                width: 70px;
                height: 70px;
                padding: 20px;
                margin-bottom: 20px;

                border-radius: 50%;
                border: 2px solid var(--color-1);
                background-color: transparent;

                transition: 400ms ease;
            }

            .page.end .controls a:hover svg{
                background-color: var(--color-1);
                fill: var(--color-0);
            }

        .page.end main > .button-next{
            margin-top: 10vh;
            background-color: var(--color-0);
            border: 2px solid var(--color-1);
            transition: 400ms ease;
        }

        .page.end main > .button-next:hover{
            transform: scale(1);
            background-color: var(--color-1);
        }

            .page.end .button-next p{
                transition: 400ms ease;
                color: var(--color-1);
            }

            .page.end .button-next:hover p{
                color: var(--color-0);
            }

    .page.end > footer{
        flex: none;
        width: 100%;
        height: auto;
        padding: 10px 20px;
        padding-top: 0;
    }

        .page.end > footer p{
            color: var(--color-2);
            font-size: 1.4rem;
            letter-spacing: 1px;

            text-align: center;
        }

/* media */

@media screen and (max-width: 1020px) {
    .title{
        font-size: 4.4rem;
    }

    section.page > main{
        width: 90%;
    }

    nav.menu > main{
        width: 90%;
        max-width: 300px;
        justify-content: flex-start;
        align-items: center;
        padding: 100px 0 40px 0;
    }

    nav.menu .links{
        border: none;
        width: 100%;
        padding: 0px;
    }

    nav.menu .links div::after{
        content: "";
        background-color: var(--color-1);
        width: auto;
        flex: 1 1 auto;
        height: 2px;
    }

    nav.menu .links div:nth-child(even)::after{
        background-color: var(--color-main);
    }

    nav.menu .links a{
        font-size: 2rem;
        max-width: 70%;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
}