:root {
    --nav-background: #8dc29c;
    --nav-text: #ffffff;
    --nav-text-hover: #f0f7f3;

    --background: #edf3ef;

    --text: #1a1f1c;
    --color-title: #1a1f1c;
    --color-title-decor: #8dc29c;

    --color-negative-light: rgba(255,50,50, 0.7);
    --color-negative-light-hover: rgba(255, 50, 50,0.6);
    --color-negative: rgba(255,50,50, 1);
    --color-negative-hover: rgba(255,50,50, 0.8);

    --color-positive-light: rgba(50,205,122, 0.5);
    --color-positive: #549154;
    --color-positive-hover: #549154;
    --color-positive-light-hover: rgba(50,205,122, 0.4);

    --color-card-button-text: black;
}

@media (prefers-color-scheme: dark) {
    :root {
        --nav-background: #2f5d50;
        --nav-text: #ffffff;
        --nav-text-hover: #dcebe4;

        --background: #1f2624;

        --text: #e6f1eb;
        --color-title: #ffffff;
        --color-title-decor: #6f8f84;

        --color-negative-light: rgba(200, 70, 70, 0.6);
        --color-negative-light-hover: rgba(180, 60, 60, 0.55);
        --color-negative: rgb(210, 65, 65);
        --color-negative-hover: rgba(190, 55, 55, 0.75);

        --color-positive-light: rgba(80, 160, 120, 0.45);
        --color-positive-light-hover: rgba(80, 160, 120, 0.35);
        --color-positive: #3f6b52;
        --color-positive-hover: #4b7a5d;

        --color-card-button-text: #ffffff;
    }
}

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

html, body, main {
    width: 75%;
    overflow-x: hidden; 
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0; /* Pour éviter les marges par défaut */
    background: var(--background);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden; /* pas de scroll horizontal */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background-color: var(--nav-background);
    display: flex;
    align-items: center;
    justify-content: space-around;
    transition: top 0.3s ease;
    z-index: 1000;
}

header nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 100%;
    font-size: 20pt;
    position:relative;
}
header nav div {
    padding: 10px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding:0;
}

header nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--nav-text);
    padding: 5px;
    height: 100%;
}

nav #logo img{
    height:60px;
}
nav div:hover{
    background-color: var(--nav-text);
    color:var(--nav-background);
}
header nav a:hover {
    color:var(--nav-background);
}

main {
    padding-top: 60px; /* Pour compenser la hauteur du header fixe */; 
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

header nav p {
    font-size : 1.5em;
    margin:0;
}

button, a {
    cursor: pointer
}
h1{
    font-size: 30pt;
    text-align: center  ;
    border-top: 4px double var(--color-title-decor);
    border-bottom: 4px double var(--color-title-decor);
    color: var(--color-title);
    padding: 10pt;
}
h2{
    font-size: 20pt;
    text-align: center;
    color: var(--color-title);
}

h2 a{
    color: var(--color-title-decor) !important;
}

nav a {
    text-decoration: none;
    color: var(--nav-text);
    text-align: center;
    padding: 5pt;
}
nav a:hover, h2 a{
    color: var(--nav-text-hover);
}

/*buttons*/

.minor, .plus {
    
    border-radius: 30px;
    width: 30% !important;
    margin: 2pt;
    transition: all 0.15s ease-in-out;
    color : var(--color-card-button-text);
}
.minor:hover{
    background-color: var(--color-negative-light-hover);
    border: 2px solid var(--color-negative-light-hover); 
    color:  var(--text-hover);
    font-weight: 300;
    transform: scale(1.05);

}
.plus:hover {
    background-color: var(--color-positive-light-hover);
    border: 2px solid var(--color-positive-light-hover); 
    color:  var(--text-hover);
    font-weight: 300;
    transform: scale(1.05);
}
.minor{
    background-color: var(--color-negative-light);
    border: 2px solid var(--color-negative); 
}
.plus{
    background-color: var(--color-positive-light);
    border: 2px solid var(--color-positive); 
}
.cart-buttons{
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap:10px;
    width:100%;
    height:30%;
}

/*************************************************************************************************/
/*----------MOBILE---------- */
@media (max-width: 500px) {
    header, nav #logo img {
        height: 40px;
    }
    main{
        padding-top: 40px;
    }
    header nav {
        font-size: 12pt;
    }
    h1{
        font-size: 20pt;
    }
    h2{
        font-size: 12pt;
    }
}

/*-----------TABLET-----------*/
@media (min-width: 501px) and (max-width: 980px) {
    header, nav #logo img {
        height: 50px;
    }
    main{
        padding-top: 50px;
    }
    header nav {
        font-size: 16pt;
    }

    h1{
        font-size: 25pt;
    }
    h2{
        font-size: 16pt;
    }
}