/* Base Reset & Variables */
:root {
    --color-bg: #FFFFFF;
    --color-text-main: #444444;
    --color-text-sub: #777777;
    --color-text-readable: #605850;
    /* 濃いグレージュ: 可読性改善 */
    --color-accent-pink: #F3E5E5;
    /* くすみピンク */
    --color-accent-beige: #F5F1EE;
    /* ベージュ */
    --color-accent-text: #A68E8E;
    /* アクセントカラーの文字色 */
    --font-main: 'Zen Kaku Gothic New', sans-serif;
    --font-serif: 'Noto Serif JP', serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    line-height: 1.8;
    letter-spacing: 0.05em;
    font-weight: 300;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.4;
}

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

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

a:hover {
    opacity: 0.7;
}

/* Utilities */
.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 0;
}

.section {
    padding: 80px 0;
}

.bg-pale {
    background-color: var(--color-accent-beige);
}

.mt-4 {
    margin-top: 2rem;
}

/* Header */
.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    text-align: center;
    z-index: 10;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: #fff;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* 非常に薄いグラデーションで文字を見やすく */
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, 0.2) 100%),
        radial-gradient(circle, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.2) 100%);
    pointer-events: none;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.9);
}

.hero-content {
    color: #fff;
    text-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

.main-copy {
    font-size: 2rem;
    margin-bottom: 2rem;
    letter-spacing: 0.1em;
    /* 軽いシャドウで可読性UP */
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.2), 0 0 30px rgba(0, 0, 0, 0.1);
}

.sub-copy {
    font-size: 1rem;
    margin-bottom: 3rem;
    font-family: var(--font-main);
}

.cta-guide {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.btn-cta {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--color-bg);
    color: var(--color-text-main);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-cta.primary {
    /* Main CTA Style */
}

/* Secondary CTA (Instagram) */
.cta-secondary {
    margin-top: 2rem;
}

.insta-guide {
    font-size: 0.8rem;
    color: var(--color-text-sub);
    /* #777 */
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.hero .insta-guide {
    color: rgba(255, 255, 255, 0.8);
}

.btn-instagram {
    display: inline-block;
    padding: 8px 24px;
    background-color: transparent;
    border: 1px solid #ddd;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--color-text-main);
    transition: all 0.3s;
}

.hero .btn-instagram {
    border-color: rgba(255, 255, 255, 0.6);
    color: #fff;
}

.btn-instagram:hover {
    background-color: rgba(255, 255, 255, 0.1);
    opacity: 1;
    /* override default a:hover */
}

.hero .btn-instagram:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.section .btn-instagram:hover,
.footer-insta .btn-instagram:hover {
    background-color: #fafafa;
    border-color: #ccc;
}

/* Story Section */
.story {
    padding: 60px 0;
    text-align: center;
}

.story-image {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    display: block;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

/* About Section */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-accent-text);
}

.section-subtitle {
    display: block;
    font-size: 0.9rem;
    font-family: var(--font-main);
    color: var(--color-text-sub);
    margin-top: 0.5rem;
    letter-spacing: 0.2em;
}

.about-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

/* Profile Section */
.profile-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
}

.profile-image img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto;
}

.profile-text .name {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-accent-text);
}

/* Services */
.service-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.service-item {
    text-align: center;
    padding: 2rem;
    border: 1px solid var(--color-accent-beige);
    border-radius: 8px;
}

.service-item h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--color-accent-text);
}

.service-item p {
    color: var(--color-text-sub);
}

.menu-intro {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1rem;
    color: var(--color-text-main);
    letter-spacing: 0.1em;
}

.service-note {
    font-size: 0.7rem;
    color: var(--color-text-readable);
    margin-top: 0.8rem;
    line-height: 1.4;
}

.service-message-container {
    margin-top: 3rem;
    text-align: center;
}

.service-message {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--color-accent-beige);
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--color-text-main);
    line-height: 1.8;
}

/* Catalog */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 2rem;
}

.catalog-item {
    position: relative;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.catalog-item img {
    aspect-ratio: 1 / 1;
    width: 100%;
    object-fit: cover;
    display: block;
}

.catalog-info {
    padding: 1rem;
    text-align: center;
}

.catalog-info h4 {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: var(--color-accent-text);
}

.catalog-info p {
    font-size: 0.75rem;
    color: var(--color-text-sub);
    line-height: 1.5;
}

.catalog-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-text-readable);
    margin-top: 1rem;
    margin-bottom: 3rem;
}

.price-guide {
    background: #fff;
    padding: 3rem 2rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.9rem;
    max-width: 700px;
    margin: 0 auto;
    border: 1px solid var(--color-accent-beige);
}

.price-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--color-accent-text);
}

.price-list {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
    display: inline-block;
}

.price-list li {
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem;
}

.price-label {
    font-weight: 500;
    min-width: 140px;
}

.price-value {
    font-family: var(--font-main);
    font-size: 1.1rem;
}

.price-note {
    font-size: 0.8rem;
    color: var(--color-text-readable);
}

.price-message {
    font-size: 0.95rem;
    color: var(--color-text-readable);
    line-height: 1.8;
}

/* Testimonials */
.voice-bubbles {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.voice-bubble {
    background: var(--color-accent-pink);
    padding: 1rem 1.5rem;
    border-radius: 50% 50% 50% 0;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: #444;
}

.achievement-images {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 10px;
}

.achievement-images img {
    height: 200px;
    width: auto;
    border-radius: 4px;
}

.insta-after-works {
    text-align: center;
    margin-top: 2rem;
}

/* Closing */
.closing {
    text-align: center;
    padding: 80px 0 40px;
}

.closing-message {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.big-btn {
    padding: 15px 50px;
    font-size: 1.1rem;
    background-color: #648D78;
    /* LINEの緑に近いが少しおしゃれに */
    background-color: #333;
    /* あるいはシックに黒 */
    color: #fff;
}

.footer-insta {
    margin-top: 3rem;
    text-align: center;
}

.footer {
    margin-top: 4rem;
    font-size: 0.7rem;
    color: #ccc;
}

/* Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid #ddd;
    margin-bottom: 1rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

details.faq-item[open] {
    background-color: #FBF9F6; /* 少し白寄りのアイボリー/ミルクベージュ */
    border-bottom-color: transparent;
    padding: 0 1.5rem;
    margin-bottom: 1.5rem;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    cursor: pointer;
    font-weight: 500;
    list-style: none;
    font-size: 1rem;
    color: var(--color-text-main);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.q-mark {
    color: var(--color-accent-text);
    font-family: var(--font-serif);
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

.faq-icon {
    position: relative;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-left: 10px;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: #aaa;
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease;
}

.faq-icon::before {
    width: 100%;
    height: 1px;
}

.faq-icon::after {
    width: 1px;
    height: 100%;
}

details[open] .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-answer {
    padding-bottom: 1.5rem;
    color: var(--color-text-readable);
    /* #605850 */
    font-size: 1rem;
    /* 14-16px目安 */
    line-height: 1.9;
    /* ゆったり */
}

.faq-answer .note {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--color-text-readable);
}

.faq-contact {
    margin-top: 3rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-main);
}

.sp-only {
    display: block;
}

@media (min-width: 768px) {
    .sp-only {
        display: none;
    }
}

/* Responsive PC */
@media (min-width: 768px) {
    .main-copy {
        font-size: 3rem;
    }

    .profile-card {
        flex-direction: row;
        text-align: left;
        justify-content: center;
    }

    .service-list {
        grid-template-columns: repeat(4, 1fr);
    }

    .catalog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}