.interest-section{
    padding-top:20px;
    min-height: 20vh;
    /* min-width: 100%; */
    position: relative;
    justify-content: center;
    align-items: center;
    display: flex;
}

/* TAB section */
.tab-section {
    max-width: 80%;
    margin: 50px auto;
    padding-bottom: 10px;
    /* background: white; */
    border-radius: 12px;
    /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08); */
    overflow: hidden;
}

.tab-nav {
    display: flex;
    /* background: #f8f9fa; */
    /* border-bottom: 1px solid #e9ecef; */
    overflow-x: auto;
}

.tab-nav button {
    flex: 1;
    min-width: 80px;
    padding: 10px 10px;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: color 0.3s ease, background 0.3s ease, border-bottom-color 0.3s ease;
    border-bottom: 3px solid transparent;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
}

.tab-nav button:hover {
    background: #f1f3f4;
    color: #374151;
}

.tab-nav button.active {
    color: #1f2937;
    border-bottom-color: #3b82f6;
    /* background: white; */
    background: transparent;
    font-weight: 600;
}

.tab-content {
    padding: 40px;
    min-height: 400px;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.paper-item {
    /* display: flex; */
    /* align-items: flex-start; */
    padding: 10px 0;
    font-size: 16px;
    /* border-bottom: 1px solid #f3f4f6; */
    border-top: 1px solid #e5e7eb;
    list-style: none;
}

.paper-item:last-child {
    border-bottom: none;
}

.paper-item::before {
    content: '•';
    padding-right: 10px;
}


/* Responsive Design */
@media (max-width: 768px) {
    .tab-nav button {
        /* text-align: left; */
        /* border-bottom: 1px solid #e9ecef; */
        border-right: none;
    }

    .tab-nav button.active {
        border-bottom-color: #e9ecef;
        border-bottom: 3px solid #3b82f6;
    }

    .tab-content {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .tab-section {
        max-width: 90%;
    }

    .tab-nav {
        display: flex;
        gap: 1px;
    }

    .tab-nav button {
        padding: 5px auto;
        /* padding: 8px 4px; */
        font-size: 11px;
        min-width: 60px;
        line-height: 1.2;
    }

    .paper-item {
        font-size: 16px;
    }
}