@charset "utf-8";

html {
    font-size: 62.5%;
}

body {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 2rem;
    font-weight: 400;
    color: #001738;
    background-color: var(--brand-page-bg);
    letter-spacing: 0.1em;
}

img {
    max-width: 100%;
}

/* Header */
#header {
    font-family: "Noto Sans JP", serif;
    top: 0;
    left: 0;
    z-index: 2;
    width: 100%;
    color: #fff;
    background-color: var(--brand-cyan);
    background-image: linear-gradient(180deg, var(--brand-cyan) 0%, var(--brand-aqua) 100%);
}

.header_inner {
    max-width: 1200px;
    height: 160px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: "Noto Sans JP", serif;
    letter-spacing: 0.1em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header_logo {
    display: block;
    width: 200px;
    transition: all 0.2s ease;
}

.header_logo:hover {
    opacity: 0.6;
}

.header_site_menu {
    margin-left: 26%;
}

.header_site_menu a {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header_site_menu ul {
    display: flex;
}

.header_site_menu ul li {
    padding: 0 14px;
}

.header_language a {
    font-size: 1.4rem;
}

/* Main Content */
#container {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
}

.loading {
    text-align: center;
    padding: 60px;
    font-size: 1.8rem;
    color: #666;
}

.not_found {
    text-align: center;
    padding: 80px 20px;
}

.not_found h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.not_found p {
    font-size: 1.8rem;
    color: #666;
    margin-bottom: 40px;
}

/* News Detail */
.news_detail {
    background: #fff;
    border-radius: 20px;
    padding: 60px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.news_meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.news_date {
    font-size: 1.6rem;
    color: #666;
}

.news_category {
    display: inline-block;
    background: var(--brand-emerald);
    color: #fff;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 1.4rem;
}

.news_title {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #eee;
}

.news_image {
    margin-bottom: 40px;
    border-radius: 10px;
    overflow: hidden;
}

.news_image img {
    width: 100%;
    height: auto;
    display: block;
}

.news_content {
    font-size: 1.8rem;
    line-height: 2;
    color: #333;
}

.news_content h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin: 40px 0 20px;
    padding-left: 15px;
    border-left: 4px solid var(--brand-emerald);
}

.news_content p {
    margin-bottom: 20px;
}

.news_content ul {
    margin: 20px 0;
    padding-left: 30px;
}

.news_content ul li {
    margin-bottom: 10px;
    list-style-type: disc;
}

.news_content a {
    color: var(--brand-emerald);
    text-decoration: underline;
}

.news_content a:hover {
    color: var(--brand-gold);
}

.news_footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid #eee;
    text-align: center;
}

.back_btn {
    display: inline-block;
    background: var(--brand-emerald);
    color: #fff;
    padding: 16px 50px;
    border-radius: 30px;
    font-size: 1.8rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.back_btn:hover {
    background: var(--brand-gold);
}

/* Footer */
.footer_container {
    background-color: var(--brand-light-blue);
    background-image: linear-gradient(180deg, var(--brand-light-blue) 0%, var(--brand-aqua) 100%);
    border-top-left-radius: 6rem;
    border-top-right-radius: 6rem;
    color: #fff;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    position: relative;
}

.footer_detail {
    padding-top: 40px;
    display: flex;
    justify-content: center;
}

.footer_detail_company {
    font-size: 2rem;
    line-height: 2;
    padding-right: 20px;
}

.company_name {
    font-size: 2.4rem;
    font-weight: 500;
}

.company_address {
    font-size: 1.8rem;
    font-weight: 300;
}

.company_tel {
    padding-top: 30px;
}

.footer_nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-left: 20px;
}

.footer_logo {
    display: block;
    width: 200px;
}

.footer_site_menu {
    padding-top: 40px;
}

.footer_site_menu ul {
    display: flex;
}

.footer_site_menu ul li {
    padding: 0 12px;
}

.footer_site_menu a {
    font-size: 1.8rem;
    padding-bottom: 4px;
    transition: all 0.2s;
}

.footer_site_menu a:hover {
    color: var(--brand-gold);
}

.policy {
    font-size: 1.6rem;
    padding-top: 20px;
    transition: all 0.2s;
}

.policy:hover {
    color: var(--brand-gold);
}

hr {
    width: 860px;
    margin: 0 auto;
    border-width: 1px 0 0 0;
    border-style: solid;
    border-color: #D3D3D3;
}

.footer_bottom_p {
    padding-top: 20px;
    padding-bottom: 100px;
    text-align: center;
    font-size: 1.4rem;
    font-weight: 300;
}

.page_top {
    box-sizing: border-box;
    position: fixed;
    right: 45px;
    bottom: 75px;
    display: block;
    transform: scale(var(--ggs, 1));
    width: 60px;
    height: 60px;
    border: 2px solid var(--brand-page-bg);
    border-radius: 50%;
    background-color: var(--brand-emerald);
    transition: .3s ease-in-out;
}

.page_top::after {
    content: "";
    display: block;
    box-sizing: border-box;
    position: absolute;
    width: 20px;
    height: 20px;
    border-top: 2px solid var(--brand-page-bg);
    border-right: 2px solid var(--brand-page-bg);
    transform: rotate(-45deg);
    left: 17px;
    bottom: 10px;
}

.page_top:hover {
    background-color: var(--brand-gold);
}

/* ===== News detail polish ===== */
body {
    letter-spacing: 0;
}

.news_detail {
    border-radius: 8px;
    box-shadow: 0 12px 32px rgba(0, 101, 127, 0.08);
}

.news_category,
.back_btn {
    background: var(--brand-cyan);
}

.news_image {
    border-radius: 8px;
    background: #eaf7fa;
}

.news_image img {
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.news_content h3 {
    border-left-color: var(--brand-cyan);
}

.news_content a {
    color: var(--brand-cyan);
}

.news_content a:hover,
.back_btn:hover {
    background: var(--brand-gold);
    color: var(--brand-navy);
}

@media (max-width: 720px) {
    .news_detail {
        padding: 34px 22px;
    }

    .news_title {
        font-size: 2.4rem;
    }
}