body{
    background: #0d0f16;
    font-family: Arial, sans-serif;
    margin: 0;
}

.main-content{
    width:100%;
    display:flex;
    align-items: center;
    flex-direction: column;
}

/* topbar */

.topbar{
    background: #131520;
    width: 100%;
    display: flex;
    flex-direction: row;
    border-radius: 15px;
    height: 6vh;
    align-items: center;
}

.toggle-sidebar{
    background:#a29bfe;
    width:10%;
    height: 4vh;
    font-size: 20px;
    margin:15px;
    border-radius: 10px;
}

.user-streaks{
    background:#a29bfe;
    width:20%;
    height: 4vh;
    font-size: 20px;
    margin-left:15px;
    border-radius: 10px;
}

.notifications{
    background:#a29bfe;
    width:10%;
    height: 4vh;
    font-size: 20px;
    margin-left:auto;
    margin-right:15px;
    border-radius: 10px;
}

/* TITLE */

.heading{
    display:flex;
    justify-content: center;
    color:#a29bfe;
}

.subheading{
    display:flex;
    justify-content: center;
    color:grey;
    font-size: 20px;
    margin-top:-10px;
}

/* DAILY GOALS*/

.daily-goal {
    width: 90%;
    display: flex;
    flex-direction: column;
    padding: 10px;
    border-radius: 20px;

    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border: 1px solid rgba(255, 255, 255, 0.15);

    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.goal-heading{
    color:#a29bfe;
    font-size: 24px;
}

.num-cards-studied{
    color:#a29bfe;
}

.notes-progress{
    color:grey;
}

.progress{
    display:flex;
    flex-direction: column;
}

.progress-bar::after{
    color:#a29bfe
}

.streak{
    display:flex;
    flex-direction: row;
    align-items: center;
    margin-top: 10px;
    background-color:red;
    width:100%;
}

/* Sidebar */

.sidebar{
    display:none;
}

.sidebar.active{
    display:flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: 200px;
    height: 100%;
    background-color: #131520;
    padding: 20px;
    z-index: 1000;
}

/* available flashcards*/

.user-flashcard-topics {
    display: flex;
    gap: 20px;

    width: 90%;
    margin-top: 20px;
    overflow-x: auto;

    padding: 20px;
    box-sizing: border-box;

    justify-content: flex-start;
    align-items: stretch;

    scrollbar-width: none;
    background: rgba(162, 155, 254, 0.1);
    border-radius: 20px;
}

.user-flashcard-topics::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Edge */
}

.flashcards-geo,
.flashcards-sci,
.flashcards-his{
    font-size:20px;
    color:white;
}

.flashcards-geo-wrapper,
.flashcards-sci-wrapper,
.flashcards-his-wrapper {
    flex: 0 0 300px;
    width: 300px;
    height: 25vh;

    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    border-radius: 20px;
}

.user-flashcards-heading-geo,
.user-flashcards-heading-sci,
.user-flashcards-heading-his {
    display:flex;
    justify-content: center;
}

.created-geo-flashcards,
.created-sci-flashcards,
.created-his-flashcards {
    position:absolute;
    bottom: 0;
    flex-direction: column;
    align-items: center;

    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    border-radius: 20px;

    z-index: 1;
    min-height: 18vh;
    width: 100%;
    border-top-left-radius:20px;
    border-top-right-radius:20px;
}

.empty-message{
    color:white;
    font-size: 15px;
    font-weight:600;
    display:flex;
    justify-content: center;
    align-items: center;
    margin-top: 10px;
    text-decoration: none;
}