/* Reset & Base Styles */
:root {
    --color-primary: #4CAF50;
    /* 安心感のあるグリーン */
    --color-primary-dark: #388E3C;
    --color-primary-light: #E8F5E9;
    --color-secondary: #2196F3;
    /* 清潔感のあるブルー */
    --color-text: #333333;
    --color-text-light: #666666;
    --color-white: #ffffff;
    --color-bg-light: #f9f9f9;
    --font-base: 'Noto Sans JP', sans-serif;
    --transition: 0.3s ease;
    --container-width: 1100px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* Layout Utilities */
.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.section {
    padding: 80px 0;
}

.section__header {
    text-align: center;
    margin-bottom: 60px;
}

.section__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 10px;
}

.section__underscore {
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    margin: 0 auto 20px;
    border-radius: 2px;
}

.section__subtitle {
    color: var(--color-text-light);
    font-size: 1rem;
}

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

.header__container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav__list {
    display: flex;
    gap: 30px;
}

.nav__link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link--cta {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 10px 20px;
    border-radius: 5px;
}

.nav__link--cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

/* Mobile Menu Button */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.hamburger__bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    position: absolute;
    left: 0;
    transition: var(--transition);
}

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

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

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

.hamburger.active .hamburger__bar:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.hamburger.active .hamburger__bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger__bar:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu__list {
    text-align: center;
}

.mobile-menu__item {
    margin: 20px 0;
}

.mobile-menu__link {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    margin-top: 0;
    /* Header is fixed */
}

.hero__bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-color: #f0f8f0;
    /* Fallback color */
}

.hero__bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.4));
}

.hero__content {
    position: relative;
    z-index: 1;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.8);
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 30px;
    font-weight: 700;
    text-align: center;
    transition: var(--transition);
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

/* About Section */
.about {
    background-color: var(--color-bg-light);
}

.about__info {
    margin-top: 40px;
    display: grid;
    gap: 15px;
    border-top: 1px solid #ddd;
    padding-top: 20px;
}

.about__info-row {
    display: grid;
    grid-template-columns: 120px 1fr;
    align-items: flex-start;
}

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

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

.feature-card {
    background-color: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    padding-bottom: 20px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-card__image-wrapper {
    width: 100%;
    height: 200px;
    background-color: var(--color-primary-light);
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-card__icon {
    width: 80px;
    height: 80px;
    background-color: var(--color-white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.feature-card__title {
    font-size: 1.25rem;
    margin: 20px 20px 10px;
    color: var(--color-primary-dark);
}

.feature-card__text {
    padding: 0 20px;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Information Section */
.information {
    background-color: var(--color-white);
}

.info-card {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #E1306C 0%, #FCAF45 100%);
    color: white;
    padding: 20px;
    border-radius: 10px;
    max-width: 500px;
    margin: 0 auto 40px;
}

.info-card--instagram {
    text-decoration: none;
    box-shadow: 0 5px 15px rgba(225, 48, 108, 0.3);
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(225, 48, 108, 0.4);
}

.info-card__icon {
    margin-right: 20px;
    display: flex;
}

.info-card__details {
    flex: 1;
}

.info-card__title {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.info-card__desc {
    font-size: 0.9rem;
    opacity: 0.9;
}

.info-card__arrow {
    font-size: 1.5rem;
    font-weight: 700;
}

.info-links {
    max-width: 600px;
    margin: 0 auto;
}

.info-links__title {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 20px;
    border-left: 5px solid var(--color-primary);
    padding-left: 15px;
    text-align: left;
}

.info-links__list li {
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.link-with-icon {
    display: flex;
    align-items: center;
    color: var(--color-secondary);
    font-weight: 500;
}

.external-link-icon {
    margin-left: 5px;
}

/* Access Section */
.access {
    background-color: var(--color-bg-light);
}

.access__map-wrapper {
    margin-bottom: 30px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.access__address {
    text-align: center;
    font-size: 1.1rem;
}

/* Contact Section */
.contact__box {
    background-color: var(--color-primary-light);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact__text {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.contact__tel {
    display: inline-flex;
    align-items: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
    margin-bottom: 10px;
}

.contact__tel-icon {
    margin-right: 10px;
    font-size: 2rem;
}

.contact__note {
    color: #f44336;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.contact__hours {
    color: var(--color-text-light);
}

/* Footer */
.footer {
    background-color: #333;
    color: white;
    padding: 30px 0;
    text-align: center;
}

.footer__logo {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.footer__copyright {
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .hero__title {
        font-size: 2.2rem;
    }

    .contact__tel {
        font-size: 1.8rem;
    }

    .section {
        padding: 60px 0;
    }
}