/* --- RESET & BASICS --------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;font-family:system-ui,Helvetica,Arial,sans-serif;line-height:1.4;background:#ffd;}
body{text-align:left;}

/* --- LAYOUT ----------------------------------------------------------- */
header{padding:1rem 1.5rem;background:#ffd;display:flex;flex-direction:column;align-items:flex-start;}
main{padding:1.5rem;margin:0 1.5rem;max-width:none;}

/* --- LINKS ------------------------------------------------------------ */
a{text-decoration:none;border-radius:4px;padding:2px 4px;transition:background .2s,color .2s;}
a:hover{background:red;color:#000;}
a.no-hover-box:hover{background:transparent;color:red;}

/* --- SIDEBAR ---------------------------------------------------------- */
#mobile-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 250px;
    max-height: 100vh;
    overflow-y: auto;
    background: #ffd;
    transform: translateX(100%);
    transition: transform .3s ease-in-out;
    padding: 1rem;
    box-shadow: -4px 0 8px rgba(0,0,0,.15);
    z-index: 9000;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
#mobile-sidebar.visible { transform: translateX(0); }
#mobile-sidebar::-webkit-scrollbar { display: none; }

#menu-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9100;
    padding: .5rem 1rem;
    border: none;
    background: #ffd;
    color: black;
    border-radius: 4px;
    cursor: pointer;
}
#menu-toggle:hover { background: #ffd; color: red; }

/* --- LOGO ------------------------------------------------------------- */
.logo {
    width: 100px;
    display: block;
    margin-bottom: 1rem;
}

/* --- BUTTON ----------------------------------------------------------- */
.button {
    background-color: black;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 1em;
    margin: 20px 0;
    cursor: pointer;
    border-radius: 8px;
    transition: background 0.3s, transform 0.3s;
}
.button:hover {
    background-color: red;
    transform: translateY(-2px);
}

/* --- FOOTER ----------------------------------------------------------- */
.footer {
    background-color: #282828;
    color: #aaa;
    padding: 30px 20px;
    text-align: center;
    font-size: 0.9em;
    border-top: 2px solid #555;
    margin-top: 20px;
}
.footer a {
    color: #00aced;
    text-decoration: none;
}
.footer a:hover {
    text-decoration: underline;
}

/* --- MEDIA QUERIES --------------------------------------------------- */
@media (max-width: 768px) {
    body {
        flex-direction: column;
        font-size: 14px;
    }
    .sidebar {
        width: 100%;
        min-height: auto;
        box-shadow: none;
    }
    main {
        width: 100%;
    }
    h1 {
        font-size: 2em;
    }
    .button {
        font-size: 0.9em;
    }
}