html {
    scroll-behavior: smooth;
}

section {
    scroll-margin-top: 80px; 
}

#welcome-speech {
    color: #0d9488;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    line-height: 1.2;
}

.logo {
    width: 45px;
    height: 45px;
    background-color: aqua;
    border-radius: 50%;
    background-image: url(logo.jpeg);
    background-size: cover;
    background-position: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 30px;
    background-color: rgba(31, 41, 55, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-name {
    font-size: 20px;
    font-weight: 600;
    font-family: 'Arial';
    color: #ffffff;
    background: linear-gradient(to right, #ffffff 20%, #2dd4bf 40%, #2dd4bf 60%, #ffffff 80%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 3s linear infinite;
}

nav {
    display: flex;
    gap: 30px;
    padding: 0 20px;
}

.navbar a {
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    margin-left: 10px;
}

.navbar nav a {
    color: #f3f4f6;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    padding: 8px 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(255, 255, 255, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.navbar nav a:hover {
    transform: scale(1.1);
    background-color: #0d9488;
    color: white;
    border-color: #2dd4bf;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

@keyframes fade-in-down {
    0% { opacity: 0; transform: translateY(-20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-up {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.animate-fade-in-down { animation: fade-in-down 1s ease-out forwards; }
.animate-fade-in-up { animation: fade-in-up 1s ease-out 0.3s forwards; opacity: 0; }

@keyframes blob {
    0% { transform: translate(0px, 0px) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
    100% { transform: translate(0px, 0px) scale(1); }
}
.animate-blob { animation: blob 7s infinite; }
.animation-delay-2000 { animation-delay: 2s; }


@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 15px 20px;
        gap: 15px;
    }

    .logo-wrapper {
        justify-content: center;
        width: 100%;
    }

    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        padding: 0;
        width: 100%;
    }

    .navbar nav a {
        font-size: 12px;
        padding: 6px 12px;
        margin-left: 0;
    }

    .brand-name {
        font-size: 18px;
    }

    section {
    scroll-margin-top: 100px;
    }
}