:root {
    --background-color-default: #2c3442;
    --background-color-light: #485368;
    --background-color-middle: #394253;
    --background-color-shade: #343d4d;
    --background-color-dark: #15181d;
    --text-color-default: #f7fbff;
    --text-color-middle: #e5edf5;
    --text-color-second: #ccddee;

    --color-010: #3d4aff;
    --color-020: #2583fd;
    --color-030: #00ddec;
    --color-040: #04ca26;
    --color-050: #75db15;
    --color-060: #ffe817;
    --color-070: #ffb108;
    --color-080: #f96d00;
    --color-090: #ff2f21;
    --color-100: #ff009d;
    --color-110: #cc00e4;
    --color-120: #8c56ff;

    --shade-color-05: rgba(0, 0, 0, 0.05);
    --shade-color-10: rgba(0, 0, 0, 0.1);
    --shade-color-20: rgba(0, 0, 0, 0.2);
    --shade-color-30: rgba(0, 0, 0, 0.3);
    --shade-color-40: rgba(0, 0, 0, 0.4);
    --shade-color-50: rgba(0, 0, 0, 0.5);
    --shade-color-60: rgba(0, 0, 0, 0.6);
    --shade-color-70: rgba(0, 0, 0, 0.7);
    --shade-color-80: rgba(0, 0, 0, 0.8);
    --shade-color-90: rgba(0, 0, 0, 0.9);

    --light-color-05: rgba(199, 224, 248, 0.025);
    --light-color-10: rgba(199, 224, 248, 0.05);
    --light-color-20: rgba(199, 224, 248, 0.1);
    --light-color-30: rgba(199, 224, 248, 0.15);
    --light-color-40: rgba(199, 224, 248, 0.2);
    --light-color-50: rgba(199, 224, 248, 0.25);
    --light-color-60: rgba(199, 224, 248, 0.3);
    --light-color-70: rgba(199, 224, 248, 0.35);
    --light-color-80: rgba(199, 224, 248, 0.4);
    --light-color-90: rgba(199, 224, 248, 0.45);

    --fw-100: 100;
    --fw-200: 100;
    --fw-300: 200;
    --fw-400: 300;
    --fw-500: 400;
    --fw-600: 500;
    --fw-700: 600;
    --fw-800: 700;
    --fw-900: 800;

    --header-height: 20rem;
    --top-header-height: 4rem;

    --default-color: var(--color-020);
}

* {
    box-sizing: border-box;
}

html {
    margin: 0;
    padding: 0;
    font-family: "Inter", sans-serif;
    font-weight: var(--fw-400);
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--background-color-default);
    background-image: radial-gradient(
        circle at 30% 0,
        var(--background-color-light),
        var(--background-color-dark)
    );
    background-attachment: fixed;
    color: var(--text-color-default);
    min-height: 100vh;
    width: max(100%, 20rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: "Afacad", sans-serif;
    font-weight: var(--fw-600, 600);
}

h1 {
    font-size: 5rem;
    margin: 0;
    text-align: center;
    text-shadow: 0.0625rem 0.0625rem 0.25rem var(--shade-color-40);
}

header {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: calc(var(--header-height) + var(--top-header-height));
    padding-top: var(--top-header-height);
    background-image: linear-gradient(
        to bottom,
        var(--background-color-dark),
        transparent
    );
}

.container {
    margin: 0 auto;
    width: 100%;
    max-width: min(75rem, 90vw);
    min-width: 18rem;
}

.cms-logo {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.cms-logo svg {
    width: 20rem;
    height: auto;
    max-width: max(90%, 15rem);
    filter: drop-shadow(0.25rem 0.25rem 0.5rem var(--shade-color-40));
}
.cms-description {
    font-size: 1.25rem;
    font-family: "Afacad", sans-serif;
    text-shadow: 0.0625rem 0.0625rem 0.125rem var(--shade-color-40);
    color: var(--color-020);
}

.welcome-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(
            ellipse 80% 40% at 40% 32%,
            transparent,
            var(--background-color-light) 0%,
            transparent 50%
        ),
        radial-gradient(
            ellipse 40% 90% at 20% 50%,
            transparent,
            var(--background-color-light) 0%,
            transparent 50%
        );
    background-size: 300% 300%;
    background-repeat: no-repeat;
    background-position: -35% -35%;
    mask: url("../images/bg/bg-mask-black.png") repeat center;
    animation: bglight 6s ease infinite;
    opacity: 0.25;
    z-index: -1;
}

@keyframes bglight {
    0% {
        background-position: -35% -35%;
    }
    35% {
        background-position: -35% -35%;
    }
    65% {
        background-position: 80% 80%;
    }
    70% {
        background-position: 180% -35%;
    }
    80% {
        background-position: 180% -135%;
    }
    100% {
        background-position: -35% -35%;
    }
}

.header-line {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--top-header-height);
    /* background-color: #00255588; */
    background-image: linear-gradient(
        to bottom,
        var(--background-color-dark),
        transparent
    );
    backdrop-filter: blur(0.125rem);
    z-index: 99;
}
.header-line > .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.header-line a.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 2.25rem;
    font-family: "Afacad", sans-serif;
    font-weight: var(--fw-600);
    color: var(--text-color-default);
    text-shadow: drop-shadow(0.125rem 0.125rem 0.125rem var(--shade-color-30));
    text-decoration: none;
}
.header-line a.logo img {
    height: 2rem;
    filter: drop-shadow(0.125rem 0.125rem 0.125rem var(--shade-color-30));
}

.header-line nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 1rem;
}

.header-line nav a {
    color: var(--text-color-default);
    text-decoration: none;
    transition: color 0.3s;
    text-shadow: 0.0625rem 0.0625rem 0.0625rem var(--shade-color-50);
}
.header-line nav a:hover {
    color: var(--color-020);
}

main {
    min-height: calc(100vh - 20rem);
    min-height: 100vh;
}

.screens-box {
    position: relative;
    display: flex;
    justify-content: center;
}

.screens-box img {
    width: 100%;
}

.screens-box .slogan-text {
    position: absolute;
    top: 65%;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    text-align: center;
    font-size: clamp(1.25rem, 3vw, 2.5rem);
    font-weight: var(--fw-300);
    text-shadow: 0 0 0.5rem var(--shade-color-30),
        0.0625rem 0.0625rem 0.125rem var(--shade-color-30);
    color: var(--text-color-second);
}

.info-box {
    margin-bottom: 2rem;
    background-color: var(--color-020);
    background-image: radial-gradient(
        circle at 15% 5%,
        var(--color-020),
        var(--color-010) 180%
    );
    /* margin: 1rem; */
    padding: 1.75rem 2rem;
    border-radius: 0.75rem;
    /* border: .0625rem solid;
    border-top-color: var(--background-color-light);
    border-left-color: var(--background-color-light);
    border-bottom-color: var(--background-color-default);
    border-right-color: var(--background-color-default); */
    box-shadow: 0 0 1rem 0 var(--shade-color-30);
    font-size: 1.125rem;
    line-height: 1.75rem;
    text-shadow: 0 0 0.125rem var(--shade-color-30);
    font-weight: var(--fw-500);
}

.card-box {
    margin: 6rem auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4rem;
}

.card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-radius: 0.75rem;
    box-shadow: 0 0.25rem 0.5rem 0 var(--shade-color-20);
    background-color: var(--light-color-10);
    /* border: .0625rem solid var(--default-color);
    border-top-width: .25rem; */
    border-top: 0.25rem solid var(--default-color);
    background-image: linear-gradient(
        to bottom,
        var(--default-color),
        var(--default-color) 50%,
        var(--light-color-10) 50%,
        var(--light-color-10) 100%
    );
    background-size: 100% 200%;
    background-position-y: 100%;
    transition: background-position-y 0.3s;
    cursor: default;
    backdrop-filter: blur(0.5rem);
}
.card:hover {
    background-position-y: 0%;
}

.card.laravel {
    --default-color: var(--color-090);
}

.card.check {
    --default-color: var(--color-040);
}

.card.dev {
    --default-color: var(--color-080);
}

.card.user {
    --default-color: var(--color-120);
}

.card h3 {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    margin: 0;
    padding: 0.5rem 1.25rem;
    /* border-radius: .5rem .5rem 0 0; */
    /* background-color: var(--background-color-light); */
    /* box-shadow: 0 0.0625rem 0 0 var(--shade-color-10), 0 0.5rem 0.5rem -0.5rem var(--shade-color-20); */
    /* border-bottom: 0.1875rem solid var(--default-color); */
    font-size: clamp(1.25rem, 7vw, 1.75rem);
    font-weight: var(--fw-500);
}

.card-icon {
    display: flex;
    align-items: center;
    padding-top: 0.125rem;
}

.card-icon svg {
    width: 2.25rem;
    height: 2.25rem;
    fill: var(--default-color);
    filter: drop-shadow(0 0 0.125rem var(--shade-color-10));
    transition: fill 0.3s;
}

.card:hover .card-icon svg {
    fill: var(--text-color-default);
}

.card-text {
    padding: 1rem;
    font-size: 1rem;
    line-height: 1.5em;
    flex-grow: 1;
    display: flex;
    align-items: center;
    text-shadow: 0.0625rem 0.0625rem 0.125rem var(--shade-color-30);
}

.code-view-title {
    text-align: center;
    font-size: 2rem;
    font-weight: var(--fw-500);
}

.code-view-box {
    margin: 1rem auto;
    width: 100%;
    max-width: 50rem;
    padding: 1.5rem 2rem;
    background-color: var(--background-color-dark);
    border-radius: .5rem;
    box-shadow: inset .125rem .125rem 2rem 0 var(--shade-color-80);
    border: .0625rem solid;
    border-top-color: var(--background-color-dark);
    border-left-color: var(--background-color-dark);
    border-bottom-color: var(--background-color-middle);
    border-right-color: var(--background-color-middle);
}
.code-view-box pre {
    margin: 0;
    font-size: 1rem;
    line-height: 1.5rem;
}

.code-link-box {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 50px;
    margin-top: 60px;
}

.code-link-box a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    text-decoration: none;
}

.code-link-box a svg {
    width: 3.5rem;
    height: 3.5rem;
    fill: var(--text-color-default);
    transition: fill .3s;
}

.code-link-box a:hover svg {
    fill: var(--hover-color,var(--color-010));
}

/* .code-link-box a.github:hover svg {
    fill: var(--color-010);
}
.code-link-box a.packagist:hover svg {
    fill: var(--color-070);
} */

footer {
    width: 100%;
}

.footer-line {
    display: flex;
    align-items: center;
    justify-content: end;
    width: 100%;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: var(--fw-400, 400);
    background-color: var(--background-color-default);
    box-shadow: 0 0 1rem 0 var(--shade-color-20);
    border-top: 0.0625rem solid var(--light-color-20);
}
.footer-line .container {
    text-align: center;
}
.footer-line a {
    color: var(--text-color-second);
    text-decoration: none;
}
.footer-line a:hover {
    color: var(--color-020);
}

@media (max-width: 75rem) {
    .card-box {
        max-width: 50rem;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 37.5rem) {
    .card-box {
        max-width: 30rem;
        grid-template-columns: repeat(1, 1fr);
    }
}

@media (max-width: 25rem) {
    .card-box {
        max-width: 30rem;
        grid-template-columns: repeat(1, 1fr);
    }
    .code-view-box pre {
        font-size: .75rem;
    }
}