/* ========================================
   ほんとはね (Hon to Ha ne) - Stylesheet
   ブランドカラー: ピーチローズ、サンドベージュ、ミルキーホワイト
   ======================================== */

/* ========================================
   1. CSS Variables & Reset
   ======================================== */
:root {
    /* ブランドカラー */
    --color-peach-rose: #F4C9C7;
    --color-sand-beige: #EEDACB;
    --color-milky-white: #FFF9F6;
    --color-feather-blue: #DCEFF2;
    --color-brown-red: #5A1A12;
    
    /* グレースケール */
    --color-text-primary: #5A1A12;
    --color-text-secondary: #8B6B61;
    --color-text-light: #A89186;
    
    /* フォント */
    --font-sans: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Noto Serif JP', serif;
    
    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* レイアウト */
    --container-max-width: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    
    /* トランジション */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    background-color: var(--color-milky-white);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* ========================================
   2. Utility Classes
   ======================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.section-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--color-text-secondary);
    font-weight: 400;
}

/* ========================================
   3. Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 249, 246, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(90, 26, 18, 0.05);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.header.scrolled {
    box-shadow: 0 2px 30px rgba(90, 26, 18, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-brown-red);
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.1em;
    font-weight: 300;
}

.nav-list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-peach-rose);
    transition: var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-brown-red);
    transition: var(--transition-smooth);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ========================================
   4. Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(255, 249, 246, 0.85) 0%,
        rgba(244, 201, 199, 0.65) 50%,
        rgba(238, 218, 203, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    line-height: 1.4;
    text-shadow: 0 2px 10px rgba(255, 249, 246, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
}

/* ========================================
   5. Buttons
   ======================================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    text-align: center;
}

.btn-primary {
    background-color: var(--color-peach-rose);
    color: var(--color-brown-red);
    box-shadow: 0 4px 15px rgba(244, 201, 199, 0.4);
}

.btn-primary:hover {
    background-color: #f0b8b5;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(244, 201, 199, 0.6);
}

/* ========================================
   6. About Section
   ======================================== */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-milky-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-text {
    font-size: 1.05rem;
    line-height: 2;
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

.about-intro {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-brown-red);
    font-weight: 500;
    margin-bottom: var(--spacing-lg) !important;
}

.about-text strong {
    color: var(--color-brown-red);
    font-weight: 600;
}

.about-closing {
    margin-top: var(--spacing-lg) !important;
    font-weight: 500;
    color: var(--color-text-primary);
}

.about-final {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    text-align: center;
    margin-top: var(--spacing-lg) !important;
    padding: var(--spacing-md);
    background-color: rgba(244, 201, 199, 0.15);
    border-radius: var(--border-radius);
}

.about-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.info-card {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(90, 26, 18, 0.05);
    transition: var(--transition-smooth);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(90, 26, 18, 0.1);
}

.info-card h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-card h3 i {
    color: var(--color-peach-rose);
    font-size: 1.2rem;
}

.info-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ========================================
   7. Spaces Section
   ======================================== */
.spaces {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-sand-beige);
}

.spaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.space-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(90, 26, 18, 0.08);
    transition: var(--transition-smooth);
}

.space-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(90, 26, 18, 0.15);
}

.space-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
}

.space-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.space-card:hover .space-image img {
    transform: scale(1.05);
}

.space-content {
    padding: var(--spacing-md);
}

.space-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.space-title i {
    color: var(--color-peach-rose);
    font-size: 1.4rem;
}

.space-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ========================================
   8. Activities Section
   ======================================== */
.activities {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-milky-white);
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.activity-card {
    background-color: white;
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 4px 20px rgba(90, 26, 18, 0.05);
    transition: var(--transition-smooth);
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(244, 201, 199, 0.3);
    background-color: rgba(244, 201, 199, 0.1);
}

.activity-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-peach-rose), var(--color-feather-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.activity-card:hover .activity-icon {
    transform: scale(1.1) rotate(5deg);
}

.activity-icon i {
    font-size: 2rem;
    color: white;
}

.activity-card h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.activity-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ========================================
   9. Access Section
   ======================================== */
.access {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-sand-beige);
}

.access-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.access-info {
    display: grid;
    gap: var(--spacing-md);
}

.access-detail {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(90, 26, 18, 0.05);
}

.access-detail h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.access-detail h3 i {
    color: var(--color-peach-rose);
}

.access-detail p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.access-map {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(90, 26, 18, 0.1);
}

.access-map iframe {
    display: block;
}

/* ========================================
   10. Contact Section
   ======================================== */
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-milky-white);
}

.contact-content {
    display: grid;
    gap: var(--spacing-lg);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.contact-card {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 4px 20px rgba(90, 26, 18, 0.05);
    transition: var(--transition-smooth);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(244, 201, 199, 0.3);
}

.contact-card i {
    font-size: 3rem;
    color: var(--color-peach-rose);
    margin-bottom: var(--spacing-sm);
}

.contact-card h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--color-brown-red);
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.contact-card a {
    color: var(--color-peach-rose);
    font-weight: 600;
}

.contact-card a:hover {
    color: var(--color-brown-red);
}

.contact-card small {
    display: block;
    margin-top: var(--spacing-sm);
    color: var(--color-text-light);
    font-size: 0.85rem;
}

.contact-message {
    background: linear-gradient(135deg, rgba(244, 201, 199, 0.2), rgba(220, 239, 242, 0.2));
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
}

.message-text {
    font-size: 1.1rem;
    color: var(--color-text-primary);
    line-height: 2;
    margin-bottom: var(--spacing-md);
}

.message-quote {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-brown-red);
    font-weight: 600;
    line-height: 1.8;
}

/* ========================================
   11. Footer
   ======================================== */
.footer {
    background-color: var(--color-brown-red);
    color: var(--color-milky-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo h3 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    font-size: 0.9rem;
    opacity: 0.8;
    letter-spacing: 0.1em;
}

.footer-info p {
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background-color: rgba(255, 249, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.footer-social a:hover {
    background-color: var(--color-peach-rose);
    transform: translateY(-3px);
}

.footer-social i {
    font-size: 1.3rem;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 249, 246, 0.2);
    opacity: 0.8;
    font-size: 0.9rem;
}

/* ========================================
   12. Scroll to Top Button
   ======================================== */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--color-peach-rose);
    color: var(--color-brown-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(244, 201, 199, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
}

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

.scroll-to-top:hover {
    background-color: var(--color-brown-red);
    color: var(--color-milky-white);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(90, 26, 18, 0.3);
}

/* ========================================
   13. Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }

/* ========================================
   14. Responsive Design
   ======================================== */
@media (max-width: 968px) {
    .about-content,
    .access-content {
        grid-template-columns: 1fr;
    }
    
    .spaces-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--color-milky-white);
        box-shadow: -5px 0 20px rgba(90, 26, 18, 0.1);
        transition: var(--transition-smooth);
        padding: 5rem 2rem;
        z-index: 999;
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 1.5rem;
        align-items: flex-start;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 70vh;
        margin-top: 70px;
    }
    
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .activities-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .spaces-grid,
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    .hero {
        min-height: 60vh;
    }
}