/* --- Reset & Basic Settings --- */
:root {
    --font-base: 'Noto Sans JP', sans-serif;
    --font-serif: 'Noto Serif JP', serif;
    --color-text: #555;
    --color-primary: #E6A4B4;
    --color-secondary: #F5EBEB;
    --color-background: #FCFDFD;
    --color-background-alt: #FDF8F0;
    --color-gold: #C0A062;
    --color-line: #06C755;
}

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

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

body {
    font-family: var(--font-base);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.8;
    animation: page-fade 0.8s ease-out 0.1s both;
}

@keyframes page-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

/* --- Utility Classes --- */
.container {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section--bg {
    background-color: var(--color-background-alt);
}

.section__title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 500;
    margin-bottom: 20px;
    line-height: 1.4;
    color: #333;
}
.section__title--small {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.section__subtitle {
    font-size: 1.1rem;
    margin-bottom: 40px;
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
}
.btn--line {
    background-color: var(--color-line);
    color: #fff;
}
.btn--line:hover {
    background-color: #05b34c;
    transform: translateY(-2px);
}
.btn--line-small {
    padding: 6px 15px;
    font-size: 0.9rem;
}
.btn--instagram {
    background-color: #fff;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}
.btn--instagram:hover {
    background-color: var(--color-primary);
    color: #fff;
}
.btn--large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Reserve button */
.btn--reserve {
    background-color: var(--color-primary);
    color: #fff;
}
.btn--reserve:hover {
    filter: brightness(0.95);
    transform: translateY(-2px);
}

.header__contact { display: flex; gap: 10px; }

/* --- Animations --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger helpers */
.stagger-auto > * { --stagger-index: 0; }
.stagger-item {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    transition-delay: calc(var(--stagger-index, 0) * 80ms);
}
.animate-on-scroll.is-visible .stagger-item,
.stagger-auto.is-visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* --- 0. Header --- */
.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    padding: 15px 0;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header__logo {
    display: block;
    text-decoration: none;
}
.header__logo img {
    height: 50px;
    width: auto;
    max-width: 180px;
    transition: opacity 0.3s ease;
}
.header__logo:hover img {
    opacity: 0.8;
}
.header__nav ul {
    display: flex;
    gap: 30px;
}
.header__nav a {
    position: relative;
    padding-bottom: 5px;
}
.header__nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}
.header__nav a:hover::after {
    width: 100%;
}
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 101;
}

/* --- 1. Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    color: #fff;
    text-align: center;
}
.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}
.hero__video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    filter: brightness(0.6);
}
.hero__video--mobile { display: none; }
.hero__video--desktop { display: block; }
.hero__title {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 500;
    line-height: 1.4;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.br--pc { display: inline; }
.title-chunk { display: inline; }
.hero__subtitle {
    font-size: 1.2rem;
    margin: 20px 0;
    font-weight: 500;
}
.hero__text {
    margin-bottom: 40px;
}
.hero__social {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}
.social-icon {
    font-size: 1.8rem;
    color: #fff;
    transition: color 0.3s ease;
}
.social-icon:hover {
    color: var(--color-secondary);
}

/* --- 2. Concept & 6. Difference Sections --- */
.section__container, .section__container--reverse {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.section__container--reverse .section__image { order: 2; }
.section__image img {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.key-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}
.key-badges span {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}
.checklist {
    padding-left: 20px;
}
.checklist li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
}
.checklist li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-weight: bold;
}
.mini-copy {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-top: 20px;
    color: var(--color-gold);
}

/* --- 3. Service Section --- */
.service-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}
.pillar {
    text-align: center;
}
.pillar img {
    border-radius: 15px;
    margin-bottom: 20px;
    aspect-ratio: 4/3;
    object-fit: cover;
}
.pillar h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

/* --- 4. Menu Section --- */
.menu-table__wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.menu-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}
.menu-table th, .menu-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid #eee;
}
.menu-table th {
    background-color: var(--color-secondary);
    font-weight: 500;
}
.menu-table td:last-child {
    font-weight: bold;
    color: var(--color-primary);
    white-space: nowrap;
}
.notes {
    margin-top: 20px;
    font-size: 0.9rem;
    color: #777;
}

/* --- Menu Cards --- */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 30px;
}
.menu-card {
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
    padding: 24px;
    border: 1px solid rgba(230, 164, 180, 0.25);
}
.menu-card__title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: 14px;
}
.menu-card__list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid #f1e6ea;
}
.menu-item:last-child { border-bottom: none; }
.menu-item__name {
    font-weight: 500;
    color: #333;
    font-size: 1.2rem;
}
.menu-item__kana {
    display: block;
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 2px;
}
.menu-item__time {
    display: inline-block;
    margin-left: 10px;
    font-size: 0.9rem;
    color: #888;
}
.menu-item__desc {
    font-size: 0.95rem;
    color: #777;
}
.menu-item__price {
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
}

/* --- 5. Flow Section --- */
.flow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}
.step__number {
    font-size: 1.5rem;
    color: #c95782; /* 濃いめのピンク */
}
.step__content h3 {
    font-size: 1.2rem;
    font-weight: 500;
    color: #333;
}

/* --- 7. Voice Section --- */
.voice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.card {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}
.card__text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin-bottom: 15px;
    position: relative;
    padding-left: 20px;
}
.card__text::before {
    content: '“';
    position: absolute;
    left: 0;
    top: 0;
    font-size: 2rem;
    color: var(--color-primary);
    line-height: 1;
}
.card__author {
    text-align: right;
    font-size: 0.9rem;
}

/* --- 8 & 9. Style Section --- */
.style-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}
.style-item img {
    margin-top: 20px;
    border-radius: 10px;
}
.checklist--small li {
    font-size: 0.95rem;
}

/* --- 10. FAQ Section --- */
.faq-list {
    max-width: 800px;
    margin: 30px auto 0;
}
.faq-item {
    border-bottom: 1px solid #ddd;
    padding: 20px 0;
}
.faq-item summary {
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    list-style: none; /* Hide default marker */
    position: relative;
    padding-right: 30px;
    color: #333;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform 0.3s ease;
}
.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}
.faq-item p {
    padding: 15px 10px 0;
    font-size: 1rem;
}

/* --- 11. Instagram Section --- */
.instagram-placeholder {
    width: 100%;
    max-width: 800px;
    margin: 30px auto;
    aspect-ratio: 4/1;
    background-color: #f0f0f0;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #aaa;
    font-size: 1.5rem;
}

/* Center Instagram embed on desktop */
.instagram-embeds {
    display: flex;
    justify-content: center;
}
.instagram-embeds > * {
    margin: 0 auto !important;
}

/* --- 12. LINE CTA Section --- */
.cta-section {
    background: var(--color-secondary) url('https://www.transparenttextures.com/patterns/subtle-white-feathers.png');
    padding: 60px 0;
}

/* --- 13. Footer --- */
.footer {
    background-color: #333;
    color: #f0f0f0;
    padding: 50px 0 30px;
}
.footer__container {
    text-align: center;
}
.footer__logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
}
.footer__note {
    font-size: 0.8rem;
    color: #aaa;
    margin-top: 10px;
}
.footer__social {
    margin: 20px 0;
    display: flex;
    justify-content: center;
    gap: 25px;
}
.footer__social a {
    font-size: 1.8rem;
    color: #f0f0f0;
    transition: color 0.3s ease;
}
.footer__social a:hover {
    color: var(--color-primary);
}
.footer__copy {
    font-size: 0.8rem;
    color: #aaa;
    margin-top: 20px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    html { font-size: 15px; }
    .section { padding: 60px 0; }
    .section__title { font-size: 2rem; }
    .header__nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    .header__nav.active { display: flex; }
    .header__nav ul {
        flex-direction: column;
        gap: 20px;
        text-align: center;
        font-size: 1.2rem;
    }
    .header__logo img {
        height: 45px;
        max-width: 150px;
    }
    .hamburger {
        display: block;
        z-index: 101;
    }
    .hamburger span {
        display: block;
        width: 25px;
        height: 2px;
        background-color: var(--color-text);
        margin: 5px 0;
        transition: all 0.3s;
    }
    .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    
    .hero { min-height: 500px; height: 90vh; }
    .hero__title { font-size: 2.2rem; line-height: 1.4; }
    .br--pc { display: none; }
    .title-chunk { display: block; }
    .hero__video--desktop { display: none; }
    .hero__video--mobile { display: block; min-width: 0; min-height: 0; width: 100%; height: 100%; object-fit: cover; }
    
    /* Flow title to two lines on mobile */
    .flow-title-chunk { display: block; }
    .flow-title-sep { display: none; }

    .section__container, .section__container--reverse, .style-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .section__container--reverse .section__image { order: 0; }

    .menu-grid { grid-template-columns: 1fr; gap: 16px; }
    .service-pillars { grid-template-columns: 1fr; }
    .menu-table td, .menu-table th { padding: 10px; }
    .menu-item__name { font-size: 1.1rem; }
}