@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,100..700;1,100..700&family=Merriweather:ital,opsz,wght@0,18..144,300..900;1,18..144,300..900&display=swap');

:root {
    --black: #111111;
    --white: #d9d9d9;
    --light-blue: #a0ffff;
    --blue: #00b7c2;
    --card: #191919;
    --gray: #737373;
}

* {
    box-sizing: border-box;

}



body,
html {
    margin: 0;
    background-color: var(--black);
}

html {
    scroll-behavior: smooth;
}

body {
    position: relative;
}


[id] {
    scroll-margin-top: 80px;
}

.outer-wrapper {
    padding-inline: 60px;
    padding-block: 80px;
}

.inner-wrapper {
    width: 100%;
    max-width: 1440px;
    margin-inline: auto;
}


header {
    position: sticky;
    top: 0;
    z-index: 999;
    background-color: var(--black);
    padding-block: 20px !important;
}

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

.nav-content {
    display: flex;
    align-items: center;
    width: 100%;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-inline: auto;
}

.logo {
    width: 115px;
}

.hamburger-overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(3px);
    z-index: 998;

    opacity: 0;
    pointer-events: none;
    transition: 0.3s ease;
}

.hamburger-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

#hamburger-toggle {
    display: none;
    position: relative;
    height: 16px;
    width: 24px;
    padding: 0;
    border: 0;
    background-color: transparent;
    cursor: pointer;

}

#hamburger-toggle span {
    height: 3px;
    width: 100%;
    background-color: var(--blue);
    border-radius: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: 0.3s ease;
}

#hamburger-toggle span:nth-child(1) {
    top: 0%;
}

#hamburger-toggle span:nth-child(3) {
    top: 100%;

}

#hamburger-toggle.is-open span:nth-child(1) {
    top: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}

#hamburger-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

#hamburger-toggle.is-open span:nth-child(3) {
    top: 50%;
    transform: translate(-50%, -50%) rotate(-45deg);
}

footer {
    background-color: var(--card);
    padding-block: 40px !important;
}

footer .inner-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

footer .footer-links {
    display: flex;
    align-items: center;
    gap: 30px;
}



.flex-row-60 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.flex-item {
    width: 100%;
    overflow: hidden;
}

.two-col-grid {
    display: grid;
    grid-template-columns: 6fr 4fr;
    gap: 30px;
    align-items: end;
    width: 100%;
}

.highlight {
    color: var(--blue) !important;
}

.highlight-alt {
    color: var(--light-blue) !important;
}

.top-heading {
    font-family: "IBM Plex Sans", sans-serif;
    font-weight: 500;
    font-size: 16px;
    display: block;
    color: var(--white);
    margin-bottom: 15px;
    letter-spacing: 3px;
}

.large-heading {
    font-family: "Merriweather", serif;
    font-size: 135px;
    line-height: 1.1;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.big-heading {
    font-family: "Merriweather", serif;
    font-size: 65px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.medium-heading {
    font-family: "Merriweather", serif;
    font-size: 45px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.small-heading {
    font-family: "Merriweather", serif;
    font-size: 30px;
    line-height: 1.1;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.tiny-heading {
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 16px;
    line-height: 1.1;
    font-weight: 700;
    color: var(--white);
    margin: 0;
}

.text {
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 18px;
    line-height: 1.6;
    color: var(--white);
    margin: 0;
}

.text-small {
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--white);
    margin: 0;
}



.link {
    font-family: "IBM Plex Sans", sans-serif;
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

.btn {
    font-family: "IBM Plex Sans", sans-serif;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 15px 30px;
    border-radius: 30px;
    display: block;
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    color: var(--black);
    background-color: var(--light-blue);
    border: 1px solid var(--light-blue);
}

.btn-outline {
    border: 1px solid var(--white);
    background-color: transparent;
    color: var(--white);
}

.center {
    text-align: center;
}

.margin-btm-80 {
    margin-bottom: 80px;
}

.margin-btm-60 {
    margin-bottom: 60px;
}

.margin-btm-30 {
    margin-bottom: 30px;
}


.margin-btm-15 {
    margin-bottom: 15px;
}

@media screen and (max-width: 1280px) {
    .large-heading {
        font-size: 100px;
    }

    .big-heading {
        font-size: 50px;
    }

    .medium-heading {
        font-size: 35px;
    }

    .small-heading {
        font-size: 25px;
    }
}


@media screen and (max-width: 991px) {

    .top-heading {
        font-size: 14px;
    }

    .large-heading {
        font-size: 80px;
    }

    .big-heading {
        font-size: 40px;
    }

    .medium-heading {
        font-size: 30px;
    }

    .small-heading {
        font-size: 20px;
    }

    .text {
        font-size: 16px;
    }

    .text-small {
        font-size: 14px;
    }

    .logo {
        width: 90px;
    }

    #hamburger-toggle {
        display: flex;
    }

    .nav-content {
        flex-direction: column;
        gap: 60px;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--black);
        align-items: start;

        padding-inline: 60px;

        visibility: hidden;
        overflow: hidden;
        max-height: 0;
        transition: max-height 0.3s ease, visibility 0.3s ease;
    }

    .nav-content.opened {
        visibility: visible;
    }

    .nav-links {
        flex-direction: column;
        align-items: start;
        margin: 0;
        margin-top: 10px;
    }

    .nav-content .btn {
        margin-bottom: 30px;
    }

    .outer-wrapper {
        padding-block: 60px;
    }

    [id] {
        scroll-margin-top: 60px;
    }

    .two-col-grid {
        grid-template-columns: repeat(1, 1fr);
        gap: 15px;
    }

    .flex-row-60 {
        flex-direction: column;
        gap: 30px;
    }


    .margin-btm-80 {
        margin-bottom: 60px;
    }

    .margin-btm-60 {
        margin-bottom: 30px;
    }
}

@media screen and (max-width: 767px) {

    .large-heading {
        font-size: 60px;
    }

    .big-heading {
        font-size: 40px;
    }

    .medium-heading {
        font-size: 25px;
    }

    .outer-wrapper,
    .nav-content {
        padding-inline: 30px;
    }

    .nav-content .btn {
        width: 100%;
    }

    footer .footer-links {
        flex-direction: column;
    }
}

@media screen and (max-width: 479px) {

    .large-heading {
        font-size: 40px;
    }

    .big-heading {
        font-size: 30px;
    }

    .outer-wrapper,
    .nav-content {
        padding-inline: 20px;
    }
}