/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 75%;
    color: #1C1C1C;
}

/* Common styles */
body {
    font-family: "Noto Serif", serif;
    line-height: 1.6;
    color: #333;
    font-feature-settings: "palt";
}

.sp {
    display: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Header styles */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.2);
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    padding: 21px 40px 11px 40px;
    z-index: 1000;;
}

.header__logo-link {
    width: 81px;
    height: auto;
    margin: 0 0 8px 0;
}

.header__logo {
    width: 100%;
    height: 100%;
}

.header__logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 60px;
    padding: 0px 0px 10px 0px;
}

.nav__item {
    font-family: "游ゴシック", sans-serif;
    position: relative;
}

.nav__link {
    text-decoration: none;
    color: #454545;
    font-size: 13px;
    font-weight: 400;
    padding: 8px 0;
    position: relative;
    letter-spacing: 0.1em;
    transition: .25s;
}

.nav__link:hover {
    color: #b9a273;
}

/* .nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #333;
    transform: scaleX(0);
    transition: transform 0.3s ease;
} */

/* .nav__link:hover::after {
    transform: scaleX(1);
} */

.header__menu-button {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 20px;
    position: relative;
}

.header__menu-button span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #333;
    position: absolute;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.header__menu-button span:nth-child(1) {
    top: 0;
}

.header__menu-button span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.header__menu-button span:nth-child(3) {
    bottom: 0;
}

.header__menu-button[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.header__menu-button[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.header__menu-button[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Hero section */
.hero {
    height: 100svh;
    /* background-image: url('../norway_images/hero.png'); */
    background-position: center;
    background-size: cover;
    display: flex;
    align-items: center;
    color: #fff;
    position: relative;
    padding-top: 60px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3)); */
}

.hero .container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: calc(100svh - 60px);
    padding: 60px 5% 120px;
    width: 100%;
}

.hero__slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.draggable {
    height: 100%;
}

.slick-track {
    height: 100%
}

.slick-slide div {
    height: 100%;
}

.hero__slider-item {
    /* max-width: 1200px; */
    width: 100%;
    height: 100%;
    margin: 0 auto;
    /* height: calc(100vh - 60px); */
}

.hero__slider-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slick-dotted.slick-slider {
    margin-bottom: 0;
}

.slick-dots {
    /* bottom: 130px; */
    bottom: 2.5%;
}

.slick-dots li button:before {
    opacity: .75;
    font-size: 10px;
    color: #FFFF;
}


.slick-dots li.slick-active button:before {
    opacity: 1;
    color: #865D29;
}

.hero__content {
    margin-bottom: auto;
    font-family: "Montserrat", sans-serif;

    position: absolute;
    left: 5%;
    top: calc(60px + 2.5%);
}

.hero__year {
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
}

.hero__main-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.hero__location {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.2em;
}

.hero__message {
    position: absolute;
    right: 5%;
    bottom:30%;
    text-align: right;
    font-size: 48px;
    line-height: 1.88;
    letter-spacing: 0.1em;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.hero__message.visible {
    visibility: visible;
    opacity: 1;
}

.hero__scroll_button {
    display: flex;
    font-size: 3rem;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.40);
    border-radius: 100px;
    color: #fff;
    text-decoration: none;
    letter-spacing: 0.1em;
    line-height: 1;
    box-shadow: 0px 16px 32px -8px rgba(12, 12, 13, 0.4);
    transition: background-color 0.3s ease;
    position: absolute;
    bottom: 2.5%;
    right: calc(50% - 50px);
    z-index: 100;
}

.hero__scroll_button:hover {
    background: rgba(255, 255, 255, 0.50);
}

.hero__button {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 50px;
    background: rgba(0, 0, 0, 0.85);
    border-radius: 100px;
    color: #fff;
    text-decoration: none;
    font-family: "Montserrat", sans-serif;
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    line-height: 1;
    box-shadow: 0px 16px 32px -8px rgba(12, 12, 13, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: background-color 0.3s ease;
    position: fixed;
    bottom: 2.5%;
    right: 2.5%;
    z-index: 1001;
}

.hero__button:hover {
    background: rgba(0, 0, 0, 0.6);
}

.hero__button-sub {
    display: block;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    opacity: 0.8;
}

.section-title-container {
    height: 300px;
    background-color: #F5EFE7;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 32px;
    /* margin-bottom: 80px; */
}

/* Section styles */
.section-title {
    font-size: 40px;
    text-align: center;
    padding-bottom: 30px;
    /* margin-bottom: 60px; */
    font-weight: 500;
    letter-spacing: 0.1em;
    background-color: #F5EFE7;
}

.section-title-sub {
    font-size: 1.2rem;
    text-align: center;
    font-weight: 400;
    letter-spacing: 0.1em;
    background-color: #F5EFE7;
    color: #1C1C1C;
}

.about {
    /* padding: 120px 0; */
    background-color: #fff;
}

.message {
    /* padding: 120px 0; */
    /* background-color: #f8f8f8; */
    background-color: #fff;
}

.future {
    /* padding: 120px 0; */
    background-color: #fff;
}

/* Content sections */
.about__content {
    display: block;
    position: relative;
}

.about__content .slick-slide {
    position: relative;
}

.about__content .slick-dots {
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
}

.about__content .slick-dots li {
    display: inline-block;
    margin: 0 5px;
}

.about__content .slick-dots li button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #fff;
    border: none;
    opacity: 0.5;
}

.about__content .slick-dots li.slick-active button {
    opacity: 1;
}

.message__content,
.future__content {
    display: flex;
    /* gap: 80px; */
    /* align-items: flex-start; */
    /* max-width: 1100px; */
    margin: 0 auto;
}

.promise__content {
    margin: 0 auto;
    padding: 80px;
    background-color: #F5EFE7;
}

.report__content {
    margin: 0 auto;
    padding:  80px;
    background-color: #F5EFE7;
}

.overview__content {
    margin: 0 auto;
    padding: 80px;
    background-color: #FFFF;
}

.overview__content h2 {
    font-size: 1.8rem;
    margin-bottom: 40px;
    text-align: center;
    letter-spacing: 0.1em;
}

.overview__item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 24px;
    font-size: 16px;
    /* padding-bottom: 24px; */
    border-bottom: 1px solid #E5E5E5;
}

.overview__label {
    flex: 0 0 120px;
    font-size: 16px;
}

.overview__value {
    flex: 1;
    font-size: 1rem;
    line-height: 1.8;
}

.about__image {
    width: 100%;
    height: 100%;
    padding: 80px 80px 0 80px;
}


.message__image,
.future__image {
    /* flex: 1;
    max-width: 50%;
    aspect-ratio: 1/1; */

    /* flex: 1; */
    /* display: flex; */
    /* flex-direction: column; */
    /* justify-content: center; */
    box-sizing: border-box;
    /* padding: 80px; */
    /* background-color: #00000002; */
    max-width: 50%;
    aspect-ratio: 1/1;
}

.about__text {
    width: 100%;
    height: 100%;
    padding: 80px;
}

.message__text,
.future__text {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    padding: 80px;
    background-color: #00000002;
    max-width: 50%;
}

.about__img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    box-sizing: border-box;
}

.message__img,
.future__img {
    width: 100%;
    height: 100%;
    /* border-radius: 4px; */
    object-fit: cover;
    box-sizing: border-box;
    display: block;
}

.about__text p,
.message__text p,
.future__text p,
.promise__content p,
.overview__content p,
.report__text p {
    margin-bottom: 1em;
    font-size: 16px;
    line-height: 2;
    letter-spacing: 0.05em;
    text-align: justify;
}

.about__text h2,
.message__text h2,
.future__text h2,
.promise__content h2,
.overview__content h2,
.report__content h2 {
    margin-bottom: 1em;
    font-size: 2rem;
    line-height: 2;
    letter-spacing: 0.05em;
    text-align: justify;
}

.report_slider {
    max-width: 1000px;
    width: 100%;
    height: auto;
    margin: 0 auto;
}

.report_slider-item {
    width: 100%;
    height: auto;
}

.report_slider-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.report__text {
    padding: 30px 0 0 0;
}

/* Footer styles */
.footer {
    background-color: #f3ece3;
    padding: 20px 0;
    font-family: "游ゴシック", sans-serif;
}

.footer__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.footer__links {
    display: flex;
    list-style: none;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.footer__link-item {
    position: relative;
}

.footer__link-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 12px;
    background-color: #333;
}

.footer__link {
    color: #333;
    text-decoration: none;
    font-size: 1rem;
    transition: opacity 0.3s ease;
}

.footer__link:hover {
    opacity: 0.7;
}

.footer__copyright {
    font-size: 1rem;
    color: #333;
    margin: 0;
}

/* Responsive styles */
@media (max-width: 1024px) {
    /* .container {
        padding: 0 30px;
    } */

    section-title {
        font-size: 40px;
    }

    .message__image,
    .future__image {
        width: 100%;
        height: inherit;
    }

    .about__img,
    .message__img,
    .future__img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

@media (max-height: 600px) {
    .hero__message {
        font-size: 6vh;
    }
}

@media (max-width: 768px) {
    .header__inner {
        height: 50px;
        padding: 21px 20px 11px 10px;
    }

    .header__logo {
        width: 70px;
    }

    .nav {
        display: none;
    }

    .header__menu-button {
        display: block;
    }

    .hero__year {
        font-size: 16px;
    }

    .hero__main-title {
        font-size: 24px;
    }

    .hero__location {
        font-size: 12px;
    }

    .hero__title {
        font-size: 2.2rem;
        text-align: center;
        margin-left: 0;
        padding: 0 20px;
    }

    .hero__main-title {
        font-size: 2.5rem;
    }

    .hero__message {
        /* bottom:45%; */
        font-size: 40px;
    }

    .hero .container {
        height: calc(100svh - 50px);
        padding: 40px 20px 120px;
    }

    .hero__slider .slick-dots {
        bottom: 80px;
    }

    /* .report_slider .slick-dots {
        bottom: 0;
    } */

    .hero__scroll_button {
        bottom: 2.5%;
        width: 50px;
        height: 50px;
        right: unset;
        left: 2.5%;
        z-index: 100;
    }

    .section-title {
        font-size: 32px;
        /* margin-bottom: 40px; */
    }

    .about__content,
    .message__content,
    .future__content {
        flex-direction: column;
        /* gap: 30px; */
    }

    .message__content {
        flex-direction: column-reverse;
    }

    .about__image,
    .message__image,
    .future__image,
    .about__text,
    .message__text,
    .future__text {
        max-width: 100%;
    }

    .about__image,
    .about__text {
        padding: 40px;
    }

    .message__text {
        padding: 40px;
    }

    .about,
    .message,
    .future {
        padding: 0;
    }

    .footer__links {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .footer__link-item:not(:last-child)::after {
        display: none;
    }

    /* Mobile menu styles */
    .mobile-menu {
        font-family: "Zen Old Mincho", serif;;
        display: block;
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: 0;
        background-color: rgba(255, 255, 255, 0.98);
        overflow: hidden;
        transition: height 0.4s ease;
        z-index: 999;
    }

    .mobile-menu[aria-hidden="false"] {
        height: calc(100svh - 60px);
    }

    .mobile-menu__nav {
        padding: 40px 20px;
    }

    .mobile-menu__list {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .mobile-menu__item {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .mobile-menu[aria-hidden="false"] .mobile-menu__item {
        opacity: 1;
        transform: translateY(0);
    }

    .mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(1) { transition-delay: 0.1s; }
    .mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(2) { transition-delay: 0.2s; }
    .mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(3) { transition-delay: 0.3s; }
    .mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(4) { transition-delay: 0.4s; }
    .mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(5) { transition-delay: 0.5s; }

    .mobile-menu__link {
        display: block;
        padding: 15px 0;
        font-size: 16px;
        color: #333;
        text-decoration: none;
        border-bottom: 1px solid #eee;
    }

    .overview__label {
        flex: 0 0;
    }

    .overview__item {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        /* margin-bottom: 24px; */
        /* padding-bottom: 24px; */
        border-bottom: 1px solid #E5E5E5;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 62.5%;
    }
    .container {
        padding: 0;
    }

    .hero__main-title {
        font-size: 2rem;
    }

    .hero__message {
        bottom:40%;
        font-size: 26px;
    }

    /* .section-title {
        font-size: 1.8rem;
    } */

    .about,
    .message,
    .future {
        padding: 0;
    }

    .about__image {
        padding: 0;
    }


    .about__text,
    .message__text,
    .future__text,
    .promise__content,
    .overview__content {
        padding: 32px;
        height: auto;
        aspect-ratio: unset;
    }

    .report__content {
        padding: 32px 0;
        height: auto;
        aspect-ratio: unset;
    }

    .report__content h2 {
        padding: 0 32px;
    }

    .report__text {
        padding: 32px 32px 0;
    }

    .sp {
        display: block;
    }
}

@media (max-width: 400px) and (max-height: 700px) {
    .hero__message {
        font-size: 3svh;
    }
}

/* Mobile menu styles */
.mobile-menu {
    position: fixed;
    top: 50px;
    left: 0;
    width: 100%;
    height: 0;
    background-color: rgba(255, 255, 255, 0.98);
    overflow: hidden;
    transition: height 0.4s ease;
    z-index: 999;
    visibility: hidden;
}

.mobile-menu[aria-hidden="false"] {
    height: calc(100svh - 50px);
    visibility: visible;
}

.mobile-menu__nav {
    height: 100%;
    padding: 40px 20px;
}

.mobile-menu__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu__item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu[aria-hidden="false"] .mobile-menu__item {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(2) { transition-delay: 0.2s; }
.mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(3) { transition-delay: 0.3s; }
.mobile-menu[aria-hidden="false"] .mobile-menu__item:nth-child(4) { transition-delay: 0.4s; }

.mobile-menu__link {
    display: block;
    padding: 20px 0;
    font-size: 18px;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #eee;
}