.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f9fa;
}
.login-card {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: 0.5rem;
}
.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}
.login-header h2 {
    font-weight: 600;
    color: #495057;
}
.form-control:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}
.btn-primary {
    padding: 0.5rem 1rem;
    font-weight: 500;
}
.forgot-password {
    text-align: center;
    margin-top: 1rem;
}
.forgot-password a {
    color: #0d6efd;
    text-decoration: none;
    font-size: 0.875rem;
}
.forgot-password a:hover {
    text-decoration: underline;
}

/* navbar */
.custom-navbar {
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 0.5rem 1rem;
}
.custom-navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: #0d6efd !important;
    text-decoration: none;
    margin-right: 2rem;
}
.custom-navbar-brand:hover {
    color: #0b5ed7 !important;
}
.custom-nav-link {
    font-weight: 500;
    color: #495057 !important;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease-in-out;
}
.custom-nav-link:hover,
.custom-nav-link:focus {
    color: #0d6efd !important;
    background-color: rgba(13, 110, 253, 0.1);
}
.custom-dropdown-menu {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: 0.5rem;
    padding: 0.5rem 0;
    min-width: 200px;
}
.custom-dropdown-item {
    padding: 0.5rem 1.5rem;
    color: #495057 !important;
    font-weight: 400;
}
.custom-dropdown-item:hover,
.custom-dropdown-item:focus {
    background-color: rgba(13, 110, 253, 0.1);
    color: #0d6efd !important;
}
.custom-nav-item {
    position: relative;
}
.custom-navbar-nav {
    margin-left: auto;
}
@media (max-width: 991.98px) {
    .custom-navbar {
        padding: 0.75rem 1rem;
    }
    .custom-navbar-brand {
        font-size: 1.25rem;
        margin-right: 1rem;
    }
    .custom-nav-link {
        padding: 0.5rem 0.75rem;
    }
    .custom-navbar-nav {
        margin-left: 0;
        margin-top: 1rem;
    }
}
@media (max-width: 575.98px) {
    .custom-navbar-brand {
        font-size: 1.1rem;
    }
}



/* tabs */
.custom-vertical-tabs-container {
    display: flex;
    min-height: 400px;
    margin: 2rem auto;
    max-width: 1200px;
    background-color: #ffffff;
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}
.custom-vertical-tabs-list {
    width: 250px;
    border-right: 1px solid #e9ecef;
    background-color: #f8f9fa;
    border-radius: 0.5rem 0 0 0.5rem;
}
.custom-vertical-tab {
    padding: 1rem 1.5rem;
    margin: 0;
    border: none;
    border-radius: 0;
    color: #495057;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    text-align: left;
    display: block;
    width: 100%;
}
.custom-vertical-tab:hover {
    background-color: #e9ecef;
    color: #0d6efd;
}
.custom-vertical-tab.active {
    background-color: #0d6efd;
    color: white !important;
    border-left: 3px solid #0d6efd;
}
.custom-vertical-tab-content {
    flex: 1;
    padding: 2rem;
    border-radius: 0 0.5rem 0.5rem 0;
}
.custom-tab-pane {
    display: none;
}
.custom-tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateX(10px); }
    to { opacity: 1; transform: translateX(0); }
}
@media (max-width: 767.98px) {
    .custom-vertical-tabs-container {
        flex-direction: column;
        min-height: auto;
    }
    .custom-vertical-tabs-list {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #e9ecef;
        border-radius: 0.5rem 0.5rem 0 0;
    }
    .custom-vertical-tab-content {
        padding: 1.5rem;
        border-radius: 0 0 0.5rem 0.5rem;
    }
    .custom-vertical-tab {
        padding: 0.75rem 1rem;
    }
}
.custom-tab-content-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #212529;
}
.custom-tab-content-text {
    color: #6c757d;
    line-height: 1.6;
}


.post_cover{width:250px;margin-bottom:30px;display:block;}