body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, sans-serif;
    background: #fffbf6;
    color: #111;
}

/* header styling */
.site-header {
    position: fixed;
    width: 60%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 20%;
    background: rgba(255, 255, 255, 0.5);
    color: rgb(20, 20, 20);
    box-shadow: 0 0px 100px #DDE8FF;
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
    border-radius: 200px;
    z-index: 10;         
}

.site-header h1 {
    font-family: "Lexend Deca", sans-serif;
    font-weight: 600;
    letter-spacing: 0.02rem;
    font-size: 1.5rem;
    margin: 0;
}

.site-logo {
    height: 25px;
    width: auto;
    /* keeps aspect ratio */
}

.site-nav a {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
    text-decoration: none;
    color: #111;
    font-family: "Lexend Deca", sans-serif;
    font-weight: 450;
    transition: color 0.2s;
}

.site-nav a:hover {
    color: #3668ff;
}

/* center main content */
.content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 6rem;
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    /* horizontally centers all children */
    text-align: center;
    /* centers the text itself */
}

.hero-text h2 {
    font-family: "Lexend Deca", sans-serif;
    font-weight: 600;
    font-size: 2.5rem;
    text-align: center;
    padding-left: 10rem;
    padding-right: 10rem;

    /* gradient text */
    background: linear-gradient(90deg, #111, #6a7485);

    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;

}

.demo {
    margin-top: 2rem;
    font-family: "Lexend Deca", sans-serif;
    font-weight: 400;
    font-size: 1rem;
    color: #3668ff;
    text-decoration: none;
}

.demo:hover {
    text-decoration: underline;
}

.hero-subtext {
    max-width: 60%;
    /* limits line length for wrapping */
}

.hero-subtext h3 {
    font-family: "Lexend Deca", sans-serif;
    font-weight: 200;
    font-size: 1.25rem;
    line-height: 1.6;
}

.hero-subtext h3 strong {
    font-weight: 600;
}

.feature-list h2{
    font-family: "Lexend Deca", sans-serif;
    font-weight: 400;
    font-size: 2rem;
    background: linear-gradient(90deg, #111, #6a7485);
    
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    
    text-align: center;
    margin-top: 6rem;
}

.feature-list h2 strong{
    font-family:'Times New Roman', Times, serif;
    font-weight: 600;
    font-style: italic;
}

@keyframes glow {

    0%,
    100% {
        filter: drop-shadow(0 0 20px rgba(182, 115, 71, 0.4));
    }

    50% {
        filter: drop-shadow(0 0 35px rgba(87, 132, 255, 0.4));
    }
}


.hero-video {
    max-width: 100%;
    /* prevents it from overflowing its container */
    max-height: 25rem;
    /* adjust height as needed */
    width: auto;
    /* maintain aspect ratio */
    height: auto;
    /* maintain aspect ratio */
    display: block;
    /* removes inline spacing issues */
    margin: 0 auto;
    /* centers image horizontally if needed */
    margin-top: 3rem;
    border-radius: 15px;
    /* optional: rounded corners */
    animation: glow 4s ease-in-out infinite;
    z-index: 0;
}


.nav-button,
button {
    margin-left: 1rem;
    padding: 0.3rem 1.0rem;
    border-radius: 10px;
    border: #dde3ff 2px solid;
    cursor: pointer;
    background: linear-gradient(135deg, #3668ff 0%, #4f7dff 50%, #7aa2ff 100%);
    box-shadow: 0 0 5px rgba(54, 104, 255, 0.2);
    color: white;

    font-family: "Lexend Deca", sans-serif;
    font-weight: 350;
    font-size: 1rem;
    text-align: center;
    transition: box-shadow 0.3s ease-in-out;

}

.hero-button {
    font-size: 1.3rem;
    font-weight: 500;
    border: #dde3ff 2px solid;
    padding: 0.5rem 1.5rem;
}

.nav-button:hover,
button:hover {
    box-shadow: 0 0 15px rgba(54, 104, 255, 0.9);
}

button:disabled {
    opacity: 0.6;
    cursor: default;
}

.site-footer {
    padding: 3rem 1rem;
    text-align: center;
}

.footer-logo {
    display: block;
    width: 100%;
    max-width: 900px;
    margin: 0 auto 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 4rem;
    max-width: 900px;
    margin: 0 auto 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-column h4 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.footer-column a {
    text-decoration: none;
    color: inherit;
    opacity: 0.8;
}

.footer-column a:hover {
    opacity: 1;
}

.footer-copy {
    font-size: 0.9rem;
    opacity: 0.6;
}


@media (max-width: 900px) {
    .site-header {
        position: relative;
        /* header stays in normal flow */
    }

    .site-nav {
        display: none;
        /* hidden by default */
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        position: relative;
        /* appears below header */
        width: 100%;
        background: rgba(255, 255, 255, 0.95);
        padding: 1rem 0;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
        z-index: 1000;
    }

    /* when menu is active */
    .site-nav.show {
        display: flex;
        /* shows menu */
    }

    /* menu items styling */
    .site-nav a,
    .site-nav .nav-button {
        display: block;
        width: 90%;
        margin: 0.5rem auto;
        text-align: center;
        border-bottom: 1px solid #ddd;
        padding: 0.75rem 0;
    }

    /* remove border from last item */
    .site-nav a:last-child,
    .site-nav .nav-button:last-child {
        border-bottom: none;
    }

    .hamburger {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 25px;
        height: 18px;
        background: none;
        border: none;
        cursor: pointer;
        padding: 0;
    }

    .hamburger span {
        display: block;
        height: 3px;
        width: 100%;
        background-color: #111;
        border-radius: 2px;
    }

    .hamburger:hover {
        box-shadow: none;
    }

    .hero-image {
        max-width: 100%;
        /* prevents it from overflowing its container */
        max-height: 20rem;
        /* adjust height as needed */
        width: auto;
        /* maintain aspect ratio */
        height: auto;
        /* maintain aspect ratio */
        display: block;
        /* removes inline spacing issues */
        margin: 0 auto;
        /* centers image horizontally if needed */
        margin-top: 3rem;
        border-radius: 15px;
        /* optional: rounded corners */
        animation: glow 4s ease-in-out infinite;
    }

    .footer-links {
        flex-direction: column;
        gap: 2rem;
    }
}

/* hide hamburger on large screens */
@media (min-width: 901px) {
    .hamburger {
        display: none;
    }

    .site-header {
        position: fixed;
        /* header stays in normal flow */
    }
}