:root {
    /* FONT SIZES */
    --font-sm: 0.83rem;
    --font-base: 1rem;
    --font-md: 1.17rem;
    --font-lg: 1.25rem;
    --font-xl: 1.5rem;
    --font-2xl: 2rem;
    --font-3xl: 2.75rem;
    --font-4xl: 3.5rem;
    --font-5xl: 5rem;

    --accent-color-hue: 200;
    --bg-saturation: 13%;
    --tint-hue: 220;

    /* COLORS -- DARK THEME */
    --accent-foreground: var(--accent-color-hue), 85%, 70%;
    --foreground-bright: var(--tint-hue), var(--bg-saturation), 98%;
    --foreground: var(--tint-hue), var(--bg-saturation), 90%;
    --muted-foreground: var(--tint-hue), var(--bg-saturation), 78%;
    --extra-muted-foreground: var(--tint-hue), var(--bg-saturation), 60%;
    --background: var(--tint-hue), var(--bg-saturation), 11%;
    --card-background: var(--tint-hue), var(--bg-saturation), 16%;
    --accent-background: var(--accent-color-hue), 95%, 35%;
    --shallow-background: var(--tint-hue), var(--bg-saturation), 22%;
    --shallower-background: var(--tint-hue), var(--bg-saturation), 34%;

    /* Border radii */
    --rounded-sm: 0.17rem;
    --rounded: 0.4rem;
    --rounded-lg: 0.65rem;
    --rounded-xl: 1rem;

    --default-transition-duration: 0.15s;
    --default-transition: background-color var(--default-transition-duration), color var(--default-transition-duration), border-color var(--default-transition-duration), fill var(--default-transition-duration), stroke var(--default-transition-duration), text-decoration-color var(--default-transition-duration), text-shadow var(--default-transition-duration), box-shadow var(--default-transition-duration);
}

html,
body {
    color: hsl(var(--foreground));
    background-color: hsl(var(--background));
    font-size: var(--font-base);
    font-weight: 400;
    scrollbar-gutter: stable;
    width: 100%;

    font-family: "Noto sans", system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

button,
a {
    transition: var(--default-transition);
}

/* A few utilities */

.full-height {
    min-height: 100vh;
    min-height: min(100vh, 67rem);
    min-height: clamp(45rem, 100vh, 67rem);
}

.container {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    max-width: 90rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.muted-text {
    color: hsl(var(--muted-foreground));
}

.text-gradient {
    background-clip: text;
    color: transparent;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-image: linear-gradient(45deg, oklab(97.5% -0.006 -0.011), oklab(90.2% -0.018 -0.047), oklab(81% -0.021 -0.071), oklab(68.4% -0.009 -0.105), oklab(60.5% -0.005 -0.147));
}

.underline {
    text-decoration: underline;
    text-underline-offset: 0.2rem;
    text-decoration-thickness: 0.1rem;
    text-decoration-color: hsl(var(--extra-muted-foreground));
}

.underline:hover {
    text-decoration-color: hsl(var(--muted-foreground));
}

.github-octo:hover .octo-arm {
    animation: octocat-wave 560ms ease-in-out
}

@keyframes octocat-wave {

    0%,
    100% {
        transform: rotate(0)
    }

    20%,
    60% {
        transform: rotate(-25deg)
    }

    40%,
    80% {
        transform: rotate(10deg)
    }
}

@media (max-width:500px) {
    .github-octo .octo-arm {
        animation: octocat-wave 560ms ease-in-out
    }

    .github-octo:hover .octo-arm {
        animation: none
    }
}

/* Element styles */

.fixed__github-link {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 1000;
}

.fixed__github-link svg {
    width: 5rem;
    height: 5rem;
}

.hero-section {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    place-items: center;
    padding: 5rem 0;
    gap: 0.25rem;
}

.hero__text-container {
    display: grid;
    place-items: center;
    padding: 2.5rem 0;
}

.hero__title {
    max-width: 32ch;
    text-align: center;
    font-size: var(--font-2xl);
    line-height: 125%;
    margin-bottom: 2.5rem;
}

.hero__action-buttons {
    width: fit-content;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem 2.5rem;
    margin-bottom: 1rem;
}

.hero__button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.67rem 1.87rem;
    border-radius: var(--rounded);
    font-weight: bold;
    color: hsl(var(--foreground));
}

.hero__button .icon {
    color: currentColor;
    fill: currentColor;
    width: 1.35rem;
    height: 1.35rem;
    flex-shrink: 0;
}

.hero__primary-action {
    background-color: hsla(var(--accent-background), 1);
    color: hsl(var(--foreground-bright));
}

.hero__primary-action:hover {
    background-color: hsla(var(--accent-background), 0.9);
}

.hero__secondary-action {
    background-color: hsla(var(--accent-background), 0.3);
}

.hero__secondary-action:hover {
    background-color: hsla(var(--accent-background), 0.2);
}

.hero__action-buttons-note {
    font-size: var(--font-base);
}

.hero__image-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__image {
    height: auto;
    aspect-ratio: auto;
    flex-shrink: 0;
}

.features-section {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    place-items: center;
}

.features__box {
    width: fit-content;
    display: grid;
    gap: 1.5rem;
    padding: 2.5rem 0;
}

.features__title {
    width: fit-content;
    font-size: var(--font-2xl);
    font-weight: bold;
    line-height: 100%;
}

.features__list {
    list-style-type: disc;
    list-style-position: outside;
    margin-left: 1.5rem;
}

.features__list-item {
    font-size: var(--font-lg);
    line-height: 125%;
    color: hsla(var(--muted-foreground));
    padding: 0.2rem 0;
}

.features__image-box {
    display: grid;
    grid-template-columns: 1fr;
}

@media screen and (min-width: 768px) {
    .hero__title {
        font-size: var(--font-3xl);
    }

    .hero__button {
        padding: 0.87rem 2.5rem;
    }

    .container {
        padding: 0 3rem;
    }
}