* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;

    background-color: #000;
    background-image: url('https://images.pexels.com/photos/8796560/pexels-photo-8796560.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    overflow-x: hidden;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    color: #fff;
    font-size: 1rem;
}

a:hover {
    color: lightskyblue;
}

header {
    position: relative;
    padding: 0 2rem;
}

.navbar {
    width: 100%;
    height: 60px;

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar .logo a {
    font-size: 1.5rem;
    font-weight: 700;
}

.navbar .links {
    display: flex;
    gap: 2rem;
}

.toggle_btn {
    display: none;

    appearance: none;
    -webkit-appearance: none;

    background: transparent;
    border: none;
    outline: none;
    box-shadow: none;

    color: #fff;

    font-family: inherit;
    font-size: 1.8rem;
    line-height: 1;

    padding: 0;
    margin: 0;

    cursor: pointer;
}

.action_btn {
    background-color: lightskyblue;
    color: #fff;

    padding: 0.5rem 1rem;

    border: none;
    border-radius: 20px;

    font-size: 0.8rem;
    font-weight: 700;

    cursor: pointer;

    transition: transform 0.2s ease;
}

.action_btn:hover {
    transform: scale(1.05);
    color: #fff;
}

.action_btn:active {
    transform: scale(0.95);
}

.dropdown_menu {
    display: none;

    position: absolute;

    top: 60px;
    right: 2rem;

    width: 300px;
    max-height: 0;

    background: rgba(0, 0, 0, 0.65);

    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);

    border-radius: 10px;

    overflow: hidden;

    transition: max-height 0.25s ease;

    z-index: 1000;
}

.dropdown_menu.open {
    max-height: 350px;
}

.dropdown_menu li {
    padding: 0.7rem;

    display: flex;
    align-items: center;
    justify-content: center;
}

.dropdown_menu .action_btn {
    width: 100%;

    display: flex;
    justify-content: center;
}

section#hero {
    height: calc(100vh - 60px);

    display: flex;
    flex-direction: column;

    align-items: center;
    justify-content: flex-start;

    padding-top: 18vh;

    text-align: center;

    color: #fff;
}

#hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

#hero p {
    font-size: 1rem;
}

@media (max-width: 992px) {

    .navbar .links,
    .navbar > .action_btn {
        display: none;
    }

    .toggle_btn {
        display: block;
    }

    .dropdown_menu {
        display: block;
    }
}

@media (max-width: 576px) {

    header {
        padding: 0 1rem;
    }

    .dropdown_menu {
        left: 1rem;
        right: 1rem;
        width: auto;
    }

    #hero h1 {
        font-size: 2rem;
    }

    section#hero {
        padding-top: 14vh;
    }
}