/* =========================
   Header / Navigation
========================= */
header {
    background-color: #007fa3;
    padding: 20px 0;
    color: #ffffff;
}

/* Container alignment (optional override if needed) */
header .container {
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    header .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* =========================
   Logo
========================= */
.logo img {
    max-height: 55px;
    width: auto;
}

/* =========================
   Navbar
========================= */
.navbar {
    padding: 0;
}

/* Nav links */
.navbar-nav .nav-link {
    color: #ffffff !important;
    font-weight: 500;
    margin-left: 15px;
    transition: all 0.25s ease-in-out;
}

/* Hover + active states */
.navbar-nav .nav-link:hover {
    color: #cce7ef !important;
    text-decoration: underline;
}

.navbar-nav .nav-link.active {
    font-weight: 700;
    border-bottom: 2px solid #ffffff;
}

/* =========================
   Mobile Menu Toggle
========================= */
.navbar-toggler {
    border: none;
    outline: none;
}

/* Custom white hamburger icon */
.navbar-toggler-icon {
    background-image: none;
    width: 25px;
    height: 2px;
    background-color: #ffffff;
    position: relative;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: "";
    width: 25px;
    height: 2px;
    background-color: #ffffff;
    position: absolute;
    left: 0;
    transition: 0.3s;
}

.navbar-toggler-icon::before {
    top: -7px;
}

.navbar-toggler-icon::after {
    top: 7px;
}

/* =========================
   Mobile Adjustments
========================= */
@media (max-width: 767px) {
    .navbar-nav {
        text-align: center;
        margin-top: 10px;
    }

    .navbar-nav .nav-link {
        margin: 10px 0;
    }
}
li>a[href$=".pdf"]::after, a.pdf::after {
    background: #F6B72B;
    content: "pdf";
    color: #fff;
    text-transform: uppercase;
    font-size: 0.6em;
    font-weight: bold;
    padding: 2px 3px;
    margin-left: 7px;
    bottom: 0px;
}
li>a[href$=".docx"]::after, a.docx::after {
    background: #2b579a;
    content: "WORD";
    color: #fff;
    text-transform: uppercase;
    font-size: 0.7em;
    font-weight: bold;
    padding: 2px 3px;
    margin-left: 7px;
    bottom: 0px;
}
li>a[href$=".pptx"]::after, a.pptx::after {
    background: #d24726;
    content: "PPT";
    color: #fff;
    text-transform: uppercase;
    font-size: 0.7em;
    font-weight: bold;
    padding: 2px 3px;
    margin-left: 7px;
    bottom: 0px;
}
    .c-margin-t-20{
        margin-top:30px;
    }
    .c-padding-b-30{
        padding-bottom:30px !important;
    }
    .c-padding-t-20{
        padding-top:20px !important;
    }
    .timeline-content h2 {
        text-align: center !important;
        padding-bottom:20px;
    }
    .dates-item {
    text-align: center !important;

    align-items: flex-start;
    margin-bottom: 25px;
    margin-top: -50px;
    background-color: #e6f2f7;
    border-left: 5px solid #007fa3;
    padding: 35px;
    border-radius: 8px;
}
    .c-font-yellow{
        color: #F1BB00 !important;
    }
    .abstracts {
        color: #F1BB00 !important;
        text-decoration: none;
        font-size:24px;
    }
    .abstracts:hover {
        color: #F1BB00 !important;
        text-decoration: underline;
        font-size:24px;
    }
    a {
        color:#075295;
        text-decoration: none;
    }
    a:hover  {
        color:#075295;
        text-decoration: underline;
    }