/* Reset & Base */
:root {
    --color-primary: #2c3e50;
    /* Dark Blue/Gray */
    /* --color-primary: #51AF95; */
    --color-accent: #e67e22;
    /* Orange for CTA */
    --color-bg: #f9f9f9;
    --color-text: #333;
    --color-white: #fff;
    --font-main: 'Noto Sans JP', sans-serif;
    --font-en: 'Inter', sans-serif;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
    padding-top: var(--header-height);
    /* For fixed header */
}

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

a:hover {
    opacity: 0.8;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.sp-only {
    display: none;
}

@media (max-width: 768px) {
    .sp-only {
        display: block;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 10px rgba(230, 126, 34, 0.3);
}

.btn--primary:hover {
    background-color: #d35400;
    transform: translateY(-2px);
}

.btn--secondary {
    background-color: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--submit {
    /* background-color: var(--color-primary); */
    background-color: #41907a;
    color: var(--color-white);
    width: 100%;
    max-width: 300px;
    margin: 20px auto 0;
    display: block;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header__container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

.header__nav {
    display: flex;
}

.header__list {
    display: flex;
    align-items: center;
    gap: 30px;
}

.header__item a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-primary);
}

.header__item--cta a {
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 8px 20px;
    border-radius: 4px;
    font-weight: 700;
}

.header__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    position: absolute;
    transition: all 0.3s;
}

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

.header__hamburger span:nth-child(2) {
    top: 11px;
}

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

.header__hamburger.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 11px;
}

.header__hamburger.active span:nth-child(2) {
    opacity: 0;
}

.header__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 11px;
}

@media (max-width: 768px) {
    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--color-white);
        flex-direction: column;
        justify-content: center;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }

    .header__nav.active {
        right: 0;
    }

    .header__list {
        flex-direction: column;
        gap: 40px;
    }

    .header__hamburger {
        display: block;
    }
}

/* Hero Section */
.hero {
    position: relative;
    height: 80vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    /* For parallax */
    /* background-image: url('https://images.unsplash.com/photo-1582653547187-2bb73b2d7b67?fm=jpg&q=80&w=1920'); */
    background-image: url('gaikan2.jpg');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

.hero__bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    /* Overlay */
}

.hero__content {
    position: relative;
    z-index: 1;
    padding: 0 20px;
    animation: fadeIn Up 1s ease-out;
}

.hero__title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero__lead {
    font-size: 1.1rem;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero__cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero__title {
        font-size: 1.8rem;
    }

    .hero__lead {
        font-size: 0.95rem;
    }
}

/* Section Common */
.section {
    padding: 80px 0;
}

.section__title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: var(--color-primary);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section__title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 15px auto 0;
}

.section__desc {
    text-align: center;
    margin-bottom: 60px;
    color: #666;
}

/* Features */
.features {
    background-color: var(--color-white);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card__icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
}

.feature-card__title {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.feature-card__text {
    font-size: 0.95rem;
    color: #666;
}

/* Scenes */
.scenes {
    background-color: #f0f2f5;
}

.scene-item {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 40px;
}

.scene-item:last-child {
    margin-bottom: 0;
}

.scene-item--reverse {
    flex-direction: row-reverse;
}

.scene-item__img {
    flex: 1;
    height: 300px;
}

.scene-item__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.scene-item__body {
    flex: 1;
    padding: 40px;
}

.scene-item__title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.scene-item__text {
    color: #666;
}

@media (max-width: 768px) {

    .scene-item,
    .scene-item--reverse {
        flex-direction: column;
    }

    .scene-item__img {
        width: 100%;
        height: 250px;
    }

    .scene-item__body {
        padding: 30px 20px;
    }
}

/* Price */
.price {
    background-color: var(--color-white);
}

.price__box {
    background-color: #fff8f0;
    border: 2px solid var(--color-accent);
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px;
}

.price__label {
    display: block;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.price__amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-en);
}

.price__tax {
    font-size: 1rem;
    color: #666;
}

.price__note {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #666;
    text-align: left;
    display: inline-block;
}

.facilities {
    background: #f9f9f9;
    padding: 40px;
    border-radius: 10px;
    max-width: 800px;
    margin: 0 auto;
}

.facilities__title {
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.2rem;
    color: var(--color-primary);
}

.facilities__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.facilities__list li {
    background: #fff;
    padding: 10px 20px;
    border-radius: 30px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    font-size: 0.95rem;
    color: var(--color-primary);
    border: 1px solid #eee;
}

/* Gallery */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.gallery__img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s;
}

.gallery__img:hover {
    transform: scale(1.03);
}

/* FAQ */
.faq {
    background-color: #f0f2f5;
}

.faq__list {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    background: #fff;
    margin-bottom: 20px;
    border-radius: 8px;
    padding: 20px 30px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.faq__question {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.faq__question::before {
    content: 'Q.';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.faq__answer {
    padding-left: 25px;
    color: #666;
    font-size: 0.95rem;
}

/* Company */
.company {
    background-color: var(--color-white);
}

.company__content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.company__info {
    flex: 1;
}

.company__info dl {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 15px;
    font-size: 0.95rem;
}

.company__info dt {
    font-weight: 700;
    color: var(--color-primary);
}

.company__info dd {
    color: #666;
}

.company__map {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
}

@media (max-width: 768px) {
    .company__content {
        flex-direction: column;
    }

    .company__info dl {
        grid-template-columns: 80px 1fr;
    }
}

/* Contact */
.contact {
    /* background-color: #2c3e50; */
    background-color: #51AF95;
    color: #fff;
    padding-bottom: 120px;
    /* Space for sticky footer */
}

.contact .section__title {
    color: #fff;
}

.contact__desc {
    color: #fffdfd;
    margin-bottom: 50px;
}

.contact__actions {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.contact__tel {
    /* background: rgba(255, 255, 255, 0.1); */
    background: rgba(0, 0, 0, 0.1);
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    flex: 1;
    max-width: 400px;
}

.contact__tel-label {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.contact__tel-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 10px;
    font-family: var(--font-en);
}

.contact__tel-note {
    font-size: 0.85rem;
    color: #ccc;
}

.contact__form-wrapper {
    background: #fff;
    padding: 40px;
    border-radius: 10px;
    flex: 1;
    max-width: 500px;
    color: var(--color-text);
}

.contact__form-label {
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    font-size: 0.9rem;
}

.required {
    background: #e74c3c;
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 3px;
    margin-left: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

@media (max-width: 900px) {
    .contact__actions {
        flex-direction: column;
        align-items: center;
    }

    .contact__tel,
    .contact__form-wrapper {
        width: 100%;
    }
}

/* Footer */
.footer {
    /* background-color: #1a252f; */
    background-color: #397c69;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
    margin-bottom: 60px;
    /* Space for sticky footer on mobile */
}

@media (min-width: 769px) {
    .footer {
        margin-bottom: 0;
    }
}

/* Sticky Footer (Mobile) */
.sticky-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #fff;
    display: flex;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 999;
    display: none;
    /* Hidden on desktop */
}

.sticky-footer__btn {
    flex: 1;
    padding: 15px 0;
    text-align: center;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.sticky-footer__btn--tel {
    background-color: #fff;
    color: var(--color-primary);
}

.sticky-footer__btn--mail {
    background-color: var(--color-accent);
    color: #fff;
}

@media (max-width: 768px) {
    .sticky-footer {
        display: flex;
    }
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 990;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 769px) {
    .back-to-top {
        bottom: 30px;
    }
}