/* Custom CSS for Research Conference Portal */
body {
    font-family: 'Open Sans', sans-serif;
    background-color: #f8f9fa;
}

.content-wrapper {
    padding-top: 60px;  
    min-height: calc(100vh - 160px);
}

 /* Navbar height transition */
 .navbar {
    transition: all 0.3s ease-in-out;
    padding: 0.8rem 0; /* Taller header */
    background-color: #fff !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  }
  .navbar.shrink {
    padding: 0.4rem 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }
  .navbar-brand {
    font-weight: 700;
    font-size: 1.8rem;
    color: #007BFF !important;
  }
  .navbar-brand i {
    color: #007BFF;
    font-size: 1.8rem;
  }
  .navbar-nav .nav-link {
    color: #495057 !important;
    font-weight: 500;
    padding: 0.5rem 0.6rem !important;
    transition: all 0.3s ease;
  }
  .navbar-nav .nav-link:hover {
    color: #007BFF !important;
    transform: translateY(-2px);
  }
  .navbar-nav .nav-item {
    margin: 0 0.2rem;
  }
  .btn.transition {
    transition: all 0.3s ease-in-out;
  }
  .btn-primary {
    background-color: #007BFF;
    border-color: #007BFF;
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
  }
  .btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
    box-shadow: 0 4px 12px rgba(0, 86, 179, 0.4);
    transform: translateY(-2px);
  }
  .btn-outline-primary {
    color: #007BFF;
    border-color: #007BFF;
    border-radius: 50px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
  }
  .btn-outline-primary:hover {
    background-color: #007BFF;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.4);
    transform: translateY(-2px);
  }
  .navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
  }
  .navbar-toggler:focus {
    box-shadow: none;
  }

.hero {
   background: #4162aa;
    color: white;
    padding: 100px 0;
    margin-bottom: 30px;
}

.hero h1 {
    font-weight: 700;
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero .lead {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.date-location {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.hero-buttons .btn {
    margin-right: 15px;
    margin-bottom: 15px;
}

.section-title {
    font-weight: 700;
    margin-bottom: 30px;
    color: #2eb135;
}

.speaker-card {
    transition: transform 0.3s;
}

.speaker-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.card {
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    border: none;

}

.card-header { 
    background-color: #f8f9fa;
    border-bottom: 1px solid #eaecef;
}

.btn {
    border-radius: 6px;
    padding: 10px 20px;
}

.btn-primary {
    background-color: #0062cc;
    border-color: #0062cc;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.progress {
    height: 25px;
    border-radius: 12px;
}

.progress-bar {
    border-radius: 12px;
}



/* Responsive adjustments */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero .lead {
        font-size: 1.2rem;
    }
    
    .content-wrapper {
        padding-top: 66px;
    }
}

        /* Footer Styles */
        .footer {
            background: linear-gradient(170deg, #2eb135, #2b5876, #1e5f9c);
            
            color: #fff;
            padding: 60px 0 20px;
            position: relative;
            overflow: hidden;
        }
        
        .footer .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
        }
        
        .footer .footer-about {
            margin-bottom: 20px;
            font-size: 1.1rem;
            opacity: 0.9;
            line-height: 1.6;
        }
        
        .footer h5 {
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer .quick-links {
            list-style: none;
            padding: 0;
        }
        
        .footer .quick-links li {
            margin-bottom: 12px;
        }
        
        .footer .quick-links a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
        }
        
        .footer .quick-links a:hover {
            color: #fff;
            transform: translateX(5px);
        }
        
        .footer .quick-links i {
            margin-right: 8px;
            font-size: 0.8rem;
            color: #00C9FF;
        }
        
        .footer .contact-info {
            list-style: none;
            padding: 0;
        }
        
        .footer .contact-info li {
            margin-bottom: 15px;
            display: flex;
            align-items: flex-start;
        }
        
        .footer .contact-info i {
            margin-right: 12px;
            font-size: 1.2rem;
            color: #00C9FF;
            margin-top: 4px;
        }
        
        .footer .social-icons {
            margin-top: 25px;
        }
        
        .footer .social-icons a {
            display: inline-block;
            width: 40px;
            height: 40px;
            line-height: 40px;
            text-align: center;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: #fff;
            margin-right: 10px;
            transition: all 0.3s ease;
        }
        
        .footer .social-icons a:hover {
            background: #2eb135;
            transform: translateY(-5px);
        }
        
        .footer .divider {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin: 30px 0 20px;
        }
        
        .footer .copyright {
            text-align: center;
            padding-top: 20px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
 
        /* Animation for elements */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .footer .animated {
            animation: fadeInUp 0.5s ease forwards;
        }
        
        .footer .delay-1 {
            animation-delay: 0.2s;
        }
        
        .footer .delay-2 {
            animation-delay: 0.4s;
        }
        
        .footer .delay-3 {
            animation-delay: 0.6s;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .footer {
                text-align: center;
            }
            
            .footer h5::after {
                left: 50%;
                transform: translateX(-50%);
            }
            
            .footer .contact-info li {
                justify-content: center;
            }
            
            .footer .back-to-top {
                right: 50%;
                transform: translateX(50%);
            }
        }



/* Custom Styles for LUANAR Conference Page */
:root {
    --luanar-green: #005221;
    --luanar-light-green: #e8f5e9;
}

.hero {
    padding: 7rem 0;
}

.icon-box {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 1.5rem;
}

.icon-box-lg {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2rem;
}

.bg-success-light {
    background-color: rgba(0, 82, 33, 0.1);
}

.theme-card {
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.theme-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.speaker-card {
    transition: transform 0.3s ease;
    border: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.speaker-card:hover {
    transform: translateY(-5px);
}

.card {
    border: none;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}

.btn-success {
    background-color: var(--luanar-green);
    border-color: var(--luanar-green);
}

.btn-success:hover {
    background-color: #003d18;
    border-color: #003d18;
}

.text-success {
    color: var(--luanar-green) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero {
        padding: 4rem 0;
        text-align: center;
    }
    
    .hero-buttons .btn {
        display: block;
        margin-bottom: 1rem;
        width: 100%;
    }
}