@charset "UTF-8";

:root {
    /*""color""*/
    --base-color: #ffffff;
    --main-color: #e2e2e2;
    --contrast-color: #1b1b1b;
    --accent-color: #26a69a;
    --phonto-black-color: #1b1b1b;
    --phonto-white-color: #cccccc;
    /*""phontosize""*/
    --normal-size: 16px;
    --important-size: 20px;
    --title-size: 28px;
    --main-title-size: 36px;
    --fade-in-title-size: 96px;
    --viewWidth: 100vw;
}

* {
    box-sizing: border-box;
}

body {
    display: flex;
    flex-flow: column;
    font-family: "Meiryo UI", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", sans-serif;
    color: var(--phonto-black-color);
    width: var(--viewWidth);
}

a {
    text-decoration: none;
    transition: 0.3s;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: bottom;
}

span {
    display: inline-block;
}

body {
    margin: 0;
}



/* styles.css */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

h1,
h2,
h3 {
    color: #333;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-top: 2rem;
}

h3 {
    font-size: 1.5rem;
    margin-top: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

ul {
    margin-bottom: 1.5rem;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}


/*"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
                          nav
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""*/
a {
    text-decoration: none;
    transition: 0.3s;
}

.navburger {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.4em;
    background: #2d303a;
    top: 0;
    left: 0;
    right: 0;
}

.logotype {
    font-family: sans-serif;
    font-size: 36px;
    color: #ffffff;
}

nav {
    display: flex;
    align-items: center;
}

@media screen and (max-width: 48em) {
    nav nav {
        display: inline;
    }
}

.menu__box {
    display: flex;
    flex-direction: row;
    list-style-type: none;
}

@media screen and (max-width: 48em) {
    .menu__box {
        flex-direction: column;
        position: fixed;
        visibility: hidden;
        top: 0;
        left: 0;
        width: 100%;
        height: 15em;
        margin: -600px 0 0 0;
        padding: 0.6em 0;
        text-align: center;
        background-color: #2d303a;
        box-shadow: 1px 0 6px rgba(0, 0, 0, 0.2);
        z-index: 1;
        transition-duration: 0.5s;
    }
}

.red {
    color: #f06c64;
}

.menu__item {
    display: flex;
    flex-direction: column;
    padding: 0 1em 0 1.9em;
    color: #ffffff;
    font-family: sans-serif;
    font-size: 1.5vw;
    font-weight: 400;
    text-decoration: none;
    text-transform: uppercase;
}

@media screen and (max-width: 48em) {
    .menu__item {
        display: block;
        padding: 12px 24px;
        color: #ffffff;
        font-size: 18px;
        transition-duration: 0.5s;
    }

    .menu__item:hover {
        background-color: #4f5464;
    }
}

#menu__toggle {
    opacity: 0;
}

#menu__toggle:checked~.menu__btn>span {
    transform: rotate(45deg);
}

#menu__toggle:checked~.menu__btn>span::before {
    top: 0;
    transform: rotate(0);
    background: #f06c64;
}

#menu__toggle:checked~.menu__btn>span::after {
    top: 0;
    transform: rotate(90deg);
    background: #f06c64;
}

#menu__toggle:checked~.menu__box {
    visibility: visible;
    left: 0;
    margin: 0;
}

.menu__btn {
    transition-duration: 0.25s;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    position: relative;
    bottom: 2px;
    width: 26px;
    height: 26px;
    cursor: pointer;
    z-index: 2;
}

.menu__btn span {
    display: inline-block;
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #ffffff;
}

.menu__btn span::before {
    display: inline-block;
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #ffffff;
    content: "";
    top: -8px;
    transition-duration: 0.25s;
}

.menu__btn span::after {
    display: inline-block;
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #ffffff;
    content: "";
    top: 8px;
    transition-duration: 0.25s;
}

@media screen and (min-width: 48.01em) {
    .menu__btn {
        display: none;
    }
}

.font-sans {
    font-family: sans-serif;
}

.hero-section {
    width: 100%;
    background: url("/path/to/hero-image.jpg") no-repeat center center/cover;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
}

.hero-section h1 {
    font-size: 3rem;
    /* 5xl in Tailwind */
    margin-bottom: 1rem;
    display: inline-block;
    background: linear-gradient(45deg, #000000 16%, #8b8b8b 57%, #ffffff 90%);
    background: -webkit-linear-gradient(45deg, #dad7d7 16%, #8b8b8b 57%, #ffffff 90%);
    background-size: 300% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientEffect 2.5s infinite alternate;
}

.hero-section p {
    font-size: 1.25rem;
    color: #2e2e2e;
    /* text-xl in Tailwind */
}

.content {
    display: flex;
    justify-content: space-between;
    padding: 2.5rem;
    /* p-10 in Tailwind */
}

.main-content {
    width: 66.666667%;
    /* w-2/3 in Tailwind */
}

.featured-article-link {
    text-decoration: none;
    color: inherit;
    /* Ensures link uses inherit text color */
}

.featured-article {
    margin-bottom: 2rem;
    display: block;
    /* Ensures the entire area is clickable */
}

.featured-article img {
    width: 100%;
    height: 300px;
    -o-object-fit: cover;
    object-fit: cover;
    margin-bottom: 1rem;
}

.featured-article h2 {
    font-size: 1.875rem;
    /* text-3xl in Tailwind */
    margin-bottom: 0.5rem;
}

.featured-article p {
    color: #4b5563;
    /* text-gray-600 in Tailwind */
    margin-bottom: 1rem;
}

.additional-articles {
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    /* grid-cols-1 in Tailwind */
}

.sidebar {
    width: 33.333333%;
    /* w-1/3 in Tailwind */
    padding: 1.5rem;
    /* p-6 in Tailwind */
    background-color: #f3f4f6;
    /* bg-gray-100 in Tailwind */
}

.sidebar h3 {
    font-size: 1.5rem;
    /* text-2xl in Tailwind */
    margin-bottom: 1rem;
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar ul li:not(:last-child) {
    margin-bottom: 0.5rem;
    /* space-y-2 in Tailwind */
}



/*""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
                                                        footer
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""*/
.footer {
    padding: 2rem;
    font-size: var(--normal-size);
    color: #dbdada;
    background: #2d303a;
    margin-top: 16px;
}

.footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer a {
    color: #999;
    text-decoration: none;
}

.footer a:hover {
    color: white;
}

.flex {
    display: flex;
}

.footer hr {
    height: 1px;
    border: 0;
    border-top: 1px solid #e5e7eb;
}

.footer__navi {
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer__navi li {
    display: inline-block;
}

.footer__navi li:not(:last-child) {
    margin-right: 16px;
}

.footer__logo {
    display: inline-block;
    margin-bottom: 1rem;
}

@media (min-width: 800px) {
    .md-flex {
        display: flex;
    }

    .md-justify-between {
        justify-content: space-between;
    }

    .copyright {
        display: inline-block;
        margin-right: auto;
    }
}

@media screen and (min-width: 800px) and (max-width: 801px) {
    .copyright {
        margin: 100px;
    }
}

.icon {
    width: 20px;
    height: 20px;
}

.link-flex {
    display: flex;
    justify-content: space-between;
}

@media screen and (max-width: 801px) {
    .link-flex {
        flex-direction: column;
    }
}

.link-tab {
    margin-left: 12px;
}

@media screen and (max-width: 801px) {
    .link-tab {
        margin-top: 8px;
    }
}