:root {
    --blue-50: #ebf8ff;
    --blue-100: #c1e8ff;
    --blue-200: #a3ddff;
    --blue-300: #7aceff;
    --blue-400: #60c5ff;
    --blue-500: #38b6ff;
    --blue-600: #38b6ff;
    --blue-700: #2881b5;
    --blue-800: #1f648c;
    --blue-900: #184c6b;

    --heading-color: #252525;
    --text-color: #444444;
    --placeholder-color: #999999;

    --font-family: 'Open Sans', sans-serif;

    --small: 12px;
    --body: 16px;
    --large: 21px;
    --h5: 27px;
    --h4: 36px;
    --h3: 47px;
    --h2: 61px;
    --h1: 80px;


}

::selection {
    background-color: var(--blue-50);
    color: var(--blue-500);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    font-family: var(--font-family);
    scroll-behavior: smooth;
    overflow-x: hidden;
    cursor: default;
    position: relative;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
}

.cta-button {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cta-button button {
    background-color: var(--blue-500);
    border: none;
    border-radius: 50px;
    padding: 10px 20px;
    font-size: var(--small);
    color: var(--blue-50);
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button button:hover {
    background-color: var(--blue-700);
}

/* Media Queries */

@media (min-width: 425px) {
    .cta-button button {
        font-size: var(--body);
    }
}

@media (min-width: 1440px) {
    .cta-button button {
        font-size: var(--large);
        padding: 15px 30px;
    }
}

/* ================= Footer ================= */
#footer {
    width: 100%;
    background-color: var(--blue-900);
    padding: 60px 20px;
    color: var(--blue-50);
}

#footer .footer-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    text-align: center;
}

#footer .footer-logo img {
    width: 140px;
    height: auto;
    filter: brightness(0) invert(1);
}

#footer p {
    font-size: var(--small);
    color: var(--blue-50);
    font-weight: 400;
    max-width: 280px;
    margin: 0;
}

/* Responsive */
@media (min-width: 768px) {
    #footer .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }

    #footer .footer-logo img {
        width: 220px;
    }

    #footer p {
        font-size: var(--small);
        max-width: 100%;
    }
}