:root {
    --page-bg: #f5f5f5;
    --header-text: #464646;
    --white: #ffffff;
    --menu-border: #E6E6E6;
    --menu-bg-desktop: #f5f5f5;
    --logout-color: #C71616;
    --font-main: "Plus Jakarta Sans", sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background: var(--page-bg);
    display: flex;
}

.learning-page {
    /* max-width: 420px; */
    background: transparent;
    border-radius: 28px;
    padding: 16px;
    width: 100%;
}

.header {
    display: flex;
    align-items: center;
    gap: 89px;
    margin-bottom: 8px;
    margin-left: 5px;
    color: var(--header-text);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 12px 0;
    background: transparent;
}

.header h3 {
    font-size: 18px;
    font-weight: 600;
}

/* Mobile only - center h3 title */
@media (max-width: 767px) {
    .header h3 {
        text-align: center;
        flex: 1;
        margin-right: 89px;
    }
}

/* Breadcrumb styles */
.breadcrumb {
    display: none !important; /* Hide on mobile by default */
}

.app .breadcrumb {
    display: none !important; /* Higher specificity */
}

@media (min-width: 768px) {
    .breadcrumb {
        display: flex !important;
        align-items: center;
        gap: 6px;
        font-size: 16px;
        color: #808080;
        padding: 25px 0 15px 0;
        position: sticky;
        top: 0;
        z-index: 150;
    }
    
    .app .breadcrumb {
        display: flex !important;
    }
}

@media (min-width: 1024px) {
    .breadcrumb-divider {
        display: block;
    }
}

.menu {
    background: var(--white);
    border-radius: 19px;
    overflow: hidden;
    padding: 22px 0px;
}
.menu hr {
    border: 0.5px solid var(--menu-border);
    margin: 0px 31px;
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 31px;
    text-decoration: none;
    color: var(--header-text);
    font-size: 15px;
    font-weight: 600;
}
.menu-item span:first-child img{
    margin-right: 8px;
    color: var(--header-text);
    margin-bottom: 0px;
}
.cert-icon {
    position: relative;
    top: 4px;   
}


/* Tablet & Laptop */
@media (min-width: 768px) {
    #sidebar-placeholder {
        display: block;
        width: 280px;
        flex-shrink: 0;
    }

    .learning-page {
        width: 100%;
        max-width: 600px;
        margin-left: 30px;
        margin-right: 30px;
        padding: 0px;
    }

    .header {
        margin-bottom: 20px;
        justify-content: center;
        gap: 0;
    }

    .header a {
        display: none; /* hide back arrow */
    }

    .header h3 {
        text-align: center;
        font-size: 22px;
    }

    .menu {
        padding:0px;
    }

    .menu-item {
        padding: 20px 36px;
        font-size: 16px;
    }

    .menu hr {
        /* margin: 0px 36px; */
        margin: 0px;
    }
    
    .logout-message {
        margin: 20px 0;
    }
}

/* Desktop - larger screens */
@media (min-width: 1024px) {
    .learning-page {
        max-width: none;   
        width: 100%;
        flex: 1;            
        padding: 0;
    }
   

    .header h3 {
        font-size: 24px;
    }

    .menu {
        padding: 30px 0px;
        background: var(--menu-bg-desktop);
    }

    .menu-item {
        padding: 25px 0px;
        font-size: 17px;
    }

    .menu hr {
        margin: 0px;
    }
}


.logout-btn{
    color: var(--logout-color);
}

/* Logout Message Styles */
.logout-message {
    margin: 20px 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    animation: slideIn 0.3s ease;
    position: relative;
    z-index: 1000;
}

.logout-message.info {
    background-color: #e3f2fd;
    color: #1976d2;
    border: 1px solid #bbdefb;
}

.logout-message.success {
    background-color: #e8f5e8;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.logout-message.error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

/* Logout button loading state */
.logout-btn.loading {
    opacity: 0.6;
    pointer-events: none;
    cursor: wait;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

.logout-message.hiding {
    animation: fadeOut 0.3s ease forwards;
}