/* ============================================
   人探し.net - True Luxury Design System
   真の高級感を追求した完全新規デザイン
   ============================================ */

/* ========== Color Philosophy ========== */
:root {
    /* Sophisticated Neutrals - 彩度を極限まで抑えた上品な配色 */
    --beige-light: #f5f1ed;
    --beige-cream: #e8e3dc;
    --gray-warm: #c9c5be;
    --gray-medium: #8b8680;
    --gray-deep: #5c5855;
    --brown-dark: #3a3632;
    --brown-deepest: #2a2522;
    
    /* Accent - 控えめなアクセント */
    --gold-muted: #b8985f;
    --copper-soft: #a8866d;
    --accent-gold: #b8985f;
    
    /* Text */
    --text-primary: #2a2522;
    --text-secondary: #5c5855;
    --text-light: #8b8680;
    
    /* Typography - 極めて洗練されたフォント設定 */
    --font-display: 'Noto Serif JP', 'Times New Roman', serif;
    --font-body: 'Noto Sans JP', -apple-system, sans-serif;
    
    /* Spacing - 広大な余白 */
    --space-section: clamp(100px, 15vw, 200px);
    --space-large: clamp(60px, 10vw, 120px);
    --space-medium: clamp(40px, 6vw, 80px);
    --space-small: clamp(20px, 3vw, 40px);
    
    /* Layout */
    --max-width: 1400px;
    --content-width: 800px;
    
    /* Effects - 極めて控えめなエフェクト */
    --transition: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-subtle: 0 2px 40px rgba(42, 37, 34, 0.08);
}

/* ========== Reset & Foundation ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: #ffffff;
    color: var(--text-primary);
    line-height: 1.7;
    font-weight: 300;
    overflow-x: hidden;
}

/* ========== Typography - 大胆で洗練された ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h1 {
    font-size: clamp(3rem, 8vw, 7rem);
    margin-bottom: var(--space-medium);
}

h2 {
    font-size: clamp(2rem, 5vw, 4.5rem);
    margin-bottom: var(--space-small);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 1.5rem;
}

p {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    line-height: 1.8;
    font-weight: 300;
    color: black;
}

/* ========== Header - ミニマルで洗練 ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
    padding: 2rem 0;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    box-shadow: 0 1px 20px rgba(42, 37, 34, 0.06);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 300;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    color: var(--gold-muted);
}

/* Navigation - シンプルで優雅 */
.nav-menu {
    display: flex;
    list-style: none;
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: center;
}

.nav-menu li a {
    font-family: var(--font-body);
    font-size: clamp(0.875rem, 1.2vw, 0.95rem);
    font-weight: 300;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-muted);
    transition: var(--transition);
}

.nav-menu li a:hover {
    color: var(--text-primary);
}

.nav-menu li a:hover::after {
    width: 100%;
}

/* Hamburger - シンプルライン */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
    border: none;
    background: transparent;
}

.hamburger span {
    width: 24px;
    height: 1px;
    background: var(--text-primary);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px);
}

/* ========== Hero - フルスクリーン、1メッセージ ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(245, 241, 237, 0.3), rgba(42, 37, 34, 0.4));
    z-index: 2;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1558346648-9757f2fa4474?ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&q=80&w=1170');
    background-size: cover;
    background-position: center;
    z-index: 1;
    animation: subtleZoom 20s ease-in-out infinite alternate;
}

@keyframes subtleZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 1000px;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.hero-title {
    font-size: 100px;
    font-weight: 200;
    color: #5c5855;
    text-shadow: 0 2px 40px rgba(0, 0, 0, 0.3);
    margin-bottom: var(--space-small);
    letter-spacing: -0.03em;
    margin-top: clamp(120px, 15vh, 180px);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    font-weight: 300;
    color: #312e2d;
    margin-bottom: var(--space-medium);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* Stats - エレガントな数字表示 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: clamp(3rem, 8vw, 6rem);
    margin: var(--space-large) 0;
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 200;
    color: #ffffff;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: clamp(0.75rem, 1.2vw, 0.875rem);
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
}

/* ========== Container ========== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

/* ========== Section - 広大な余白 ========== */
.section {
    padding: var(--space-section) 0;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 200;
    text-align: center;
    margin-bottom: var(--space-large);
    color: #2a2522;
    letter-spacing: -0.02em;
}

/* ========== Card - グラスモーフィズム適用 ========== */
.card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: clamp(2rem, 5vw, 3.5rem);
    transition: var(--transition);
    border: 1px solid rgba(232, 227, 220, 0.5);
    box-shadow: 0 8px 32px rgba(42, 37, 34, 0.06);
}

.card:hover {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 12px 48px rgba(42, 37, 34, 0.1);
    transform: translateY(-5px);
    border-color: rgba(184, 152, 95, 0.3);
}

.glass {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(232, 227, 220, 0.4);
}

.card-icon {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 2rem;
    display: block;
    line-height: 1;
}

.card-title {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.card-text {
    font-size: clamp(0.95rem, 1.3vw, 1.05rem);
    line-height: 1.8;
    color: var(--text-secondary);
    font-weight: 300;
}

/* ========== Feature Cards - コンパクト化 ========== */
.feature-grid {
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    padding: clamp(2rem, 4vw, 2.5rem);
}

.feature-icon {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
}

.feature-title {
    font-size: clamp(1.15rem, 1.8vw, 1.35rem);
    margin-bottom: 1rem;
    line-height: 1.3;
}

/* PC表示で1行になるように調整 */
@media (min-width: 1200px) {
    .feature-title {
        font-size: 1.15rem;
        min-height: 2.3rem;
    }
}

@media (min-width: 1400px) {
    .feature-title {
        font-size: 1.25rem;
        min-height: 2.5rem;
    }
}

/* ========== Service Cards - タイトル1行調整 ========== */
.service-grid {
    max-width: 1200px;
    margin: 0 auto;
}

.service-title {
    font-size: clamp(1.3rem, 2vw, 1.5rem);
    line-height: 1.3;
}

/* PC表示で1行になるように調整 */
@media (min-width: 1200px) {
    .service-title {
        font-size: 1.3rem;
        min-height: 2.6rem;
    }
}

@media (min-width: 1400px) {
    .service-title {
        font-size: 1.4rem;
        min-height: 2.8rem;
    }
}

/* ========== Grid - シンプルで美しい ========== */
.grid {
    display: grid;
    gap: clamp(2rem, 4vw, 3rem);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

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

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

/* ========== Buttons - 控えめで上品 ========== */
.btn {
    display: inline-block;
    padding: 1rem 3rem;
    font-family: var(--font-body);
    font-size: clamp(0.875rem, 1.2vw, 0.95rem);
    font-weight: 300;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid var(--text-primary);
    background: rgba(255, 255, 255, 0.98);
    color: var(--text-primary);
    transition: var(--transition);
    cursor: pointer;
}

.btn:hover {
    background: var(--text-primary);
    color: #ffffff;
}

.btn-primary {
    background: var(--text-primary);
    color: #ffffff;
    border-color: var(--text-primary);
}

.btn-primary:hover {
    background: var(--brown-deepest);
    border-color: var(--brown-deepest);
}

.btn-secondary {
    border-color: var(--gray-medium);
    color: rgb(14 13 13 / 95%);
}

.btn-secondary:hover {
    background: var(--gray-medium);
    color: #ffffff;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Read More Link */
.read-more {
    display: inline-block;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    font-weight: 300;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold-muted);
    text-decoration: none;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

/* ========== Blog Cards ========== */
.blog-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-image {
    font-size: 3rem;
    text-align: center;
    padding: 2rem 0;
    line-height: 1;
}

.blog-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-date {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.blog-title {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.blog-excerpt {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
    flex: 1;
}

/* ========== FAQ ========== */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.faq-item {
    padding: 2.5rem;
}

/* ========== Price Table ========== */
.price-table {
    overflow-x: auto;
    margin: 3rem 0;
}

.price-table table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
}

.price-table th,
.price-table td {
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--beige-cream);
}

.price-table th {
    background: rgba(245, 241, 237, 0.8);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.875rem;
}

.price-table td {
    font-size: 1rem;
    color: var(--text-secondary);
}

.price-highlight {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 400;
    color: var(--text-primary);
}

/* ========== Steps ========== */
.steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    counter-reset: step;
}

.step {
    padding: clamp(3rem, 6vw, 5rem) 0;
    border-bottom: 1px solid var(--beige-cream);
    position: relative;
    counter-increment: step;
}

.step:last-child {
    border-bottom: none;
}

.step::before {
    content: '0' counter(step);
    position: absolute;
    top: clamp(3rem, 6vw, 5rem);
    left: 0;
    font-family: var(--font-display);
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    font-weight: 200;
    color: var(--gray-medium);
    letter-spacing: 0.15em;
}

.step-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    margin-left: clamp(3rem, 6vw, 5rem);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-left: clamp(3rem, 6vw, 5rem);
    max-width: 700px;
}

/* ========== Forms ========== */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 2.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 300;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 0;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 300;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--beige-cream);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-bottom-color: var(--text-primary);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* ========== Footer - ミニマル ========== */
.footer {
    background: var(--brown-deepest);
    color: var(--beige-cream);
    padding: var(--space-large) 0 var(--space-small);
    margin-top: var(--space-section);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-medium);
}

.footer-section h3 {
    font-family: var(--font-display);
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    font-weight: 300;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    color: var(--beige-cream);
}

.footer-section p,
.footer-section a {
    font-size: 0.875rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--gray-warm);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--gold-muted);
}

/* ========== Social Icons - モダンデザイン ========== */
.social-icons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin: var(--space-medium) 0;
    padding: 2rem 0;
}

.social-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #ffffff;
    font-size: 1.25rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.social-icon:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.social-icon:hover::before {
    transform: scale(1.2);
}

/* Instagram */
.social-icon-instagram {
    background: linear-gradient(45deg, #405de6, #5851db, #833ab4, #c13584, #e1306c, #fd1d1d);
}

.social-icon-instagram::before {
    background: linear-gradient(45deg, #405de6, #5851db, #833ab4, #c13584, #e1306c, #fd1d1d);
}

.social-icon-instagram:hover {
    box-shadow: 0 8px 25px rgba(225, 48, 108, 0.5);
}

/* Twitter/X */
.social-icon-twitter {
    background: #000000;
}

.social-icon-twitter::before {
    background: #1a1a1a;
}

.social-icon-twitter:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
}

/* Facebook */
.social-icon-facebook {
    background: #1877f2;
}

.social-icon-facebook::before {
    background: #1877f2;
}

.social-icon-facebook:hover {
    box-shadow: 0 8px 25px rgba(24, 119, 242, 0.5);
}

/* TikTok */
.social-icon-tiktok {
    background: #000000;
}

.social-icon-tiktok::before {
    background: linear-gradient(45deg, #00f2ea, #ff0050);
}

.social-icon-tiktok:hover {
    box-shadow: 0 8px 25px rgba(255, 0, 80, 0.5);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-small);
    border-top: 1px solid rgba(201, 197, 190, 0.2);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-warm);
}

/* ========== Breadcrumb ========== */
.breadcrumb {
    background: transparent;
    padding: 2rem 0;
    margin-top: 100px;
}

.breadcrumb ul {
    list-style: none;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

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

.breadcrumb li::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--gray-medium);
}

.breadcrumb li:last-child::after {
    content: '';
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--text-primary);
}

/* ========== Article ========== */
.article-header {
    text-align: center;
    margin-bottom: var(--space-large);
    padding: var(--space-medium) 0;
}

.article-header h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.article-meta {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-light);
}

.article-content {
    max-width: var(--content-width);
    margin: 0 auto;
    line-height: 1.9;
}

.article-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 300;
    margin: var(--space-medium) 0 var(--space-small);
    padding-top: var(--space-small);
}

.article-content h3 {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    font-weight: 400;
    margin: var(--space-small) 0 1rem;
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

/* ========== Responsive Design ========== */

@media (max-width: 1024px) {
    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        margin-top: 100px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .hero-title {
        margin-top: 80px;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .social-icons {
        gap: 1.2rem;
    }
    
    .social-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
        margin-top: 60px;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ========== Selection ========== */
::selection {
    background: var(--gold-muted);
    color: #ffffff;
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--beige-cream);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-medium);
    transition: var(--transition);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-muted);
}

/* ========== Accessibility ========== */
*:focus-visible {
    outline: 1px solid var(--text-primary);
    outline-offset: 3px;
}

/* ========== Print ========== */
@media print {
    .header, .footer, .cta-buttons, .hamburger {
        display: none;
    }
}

/* ============================================
   Additional CSS for SEO-Optimized Index
   Enhancements for accessibility and UX
   ============================================ */

/* Skip to Content Link (Accessibility) */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-gold);
    color: var(--bg-dark);
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 0 0 4px 0;
    font-weight: 500;
    z-index: 10000;
    transition: top 0.3s ease;
}

.skip-to-content:focus {
    top: 0;
}

/* Breadcrumb Navigation */
.breadcrumb {
    background: #e8e3dc;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
}

.breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: 0.5rem;
    color: var(--accent-platinum);
    font-size: 1.2rem;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--accent-gold);
}

.breadcrumb li:last-child {
    color: var(--accent-gold);
}

/* Keyword Highlighting */
.keyword-highlight {
    color: var(--accent-gold);
    font-weight: 500;
}

/* Logo Text */
.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    letter-spacing: 0.05em;
}

/* Trust Section */
.trust-section {
    background: linear-gradient(135deg, rgba(18, 18, 18, 0.95) 0%, rgba(27, 27, 27, 0.95) 100%);
}

.trust-card {
    text-align: center;
    padding: 3rem 2rem;
}

.trust-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.trust-stat {
    font-size: 2.5rem;
    color: var(--accent-gold);
    font-weight: 700;
    margin: 1rem 0;
}

.stat-number {
    color: var(--accent-gold);
    font-weight: 700;
}

/* Content Sections */
.content-section {
    background: rgba(10, 10, 10, 0.5);
}

.content-card {
    padding: 4rem 3rem;
}

.content-body {
    line-height: 1.9;
    color: var(--text-secondary);
}

.lead-text {
    font-size: 1.2rem;
    line-height: 2;
    color: var(--accent-platinum);
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-gold);
    padding-left: 1.5rem;
}

.content-subtitle {
    color: var(--accent-gold);
    font-size: 1.5rem;
    margin: 2.5rem 0 1rem;
    font-weight: 500;
}

.content-list {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0;
}

.content-list li {
    padding: 0.75rem 0 0.75rem 2rem;
    position: relative;
    line-height: 1.8;
}

.content-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: 700;
    font-size: 1.2rem;
}

.content-list li strong {
    color: var(--accent-platinum);
}

/* Services Section */
.services-section {
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.95) 0%, rgba(18, 18, 18, 0.95) 100%);
}

.service-card {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    flex-grow: 1;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Methods Section */
.methods-section {
    background: rgba(18, 18, 18, 0.5);
}

/* Legal Section */
.legal-section {
    background: rgba(10, 10, 10, 0.5);
}

/* Pricing Section */
.pricing-section {
    background: linear-gradient(135deg, rgba(18, 18, 18, 0.95) 0%, rgba(27, 27, 27, 0.95) 100%);
}

.pricing-card {
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-card-featured {
    border: 2px solid var(--accent-gold);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-badge-low {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    color: #000;
}

.pricing-badge-mid {
    background: linear-gradient(135deg, var(--accent-gold) 0%, #d4af37 100%);
    color: #000;
}

.pricing-badge-high {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #fff;
}

.pricing-title {
    font-size: 1.8rem;
    color: var(--accent-platinum);
    margin: 1.5rem 0 1rem;
}

.pricing-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 1.5rem 0;
}

.pricing-yen {
    font-size: 1.5rem;
    color: var(--accent-gold);
    margin-right: 0.25rem;
    margin-top: 0.5rem;
}

.pricing-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--accent-gold);
    line-height: 1;
}

.pricing-suffix {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-left: 0.25rem;
    margin-top: 0.5rem;
}

.pricing-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    line-height: 1.6;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-note-box {
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(212, 175, 55, 0.05);
    border-left: 4px solid var(--accent-gold);
    border-radius: 8px;
}

.pricing-note-box p {
    color:  rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin: 0;
}

/* FAQ Section */
.faq-section {
    background: rgba(10, 10, 10, 0.5);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.faq-item {
    padding: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active {
    border-color: var(--accent-gold);
}

.faq-question {
    margin: 0;
}

.faq-toggle {
    width: 100%;
    padding: 2rem;
    background: transparent;
    border: none;
    color: var(--accent-platinum);
    font-size: 1.2rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s ease;
    font-family: 'Noto Serif JP', serif;
}

.faq-toggle:hover {
    color: var(--accent-gold);
}

.faq-icon {
    font-size: 1rem;
    transition: transform 0.3s ease;
    color: var(--accent-gold);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer > div {
    padding: 0 2rem 2rem 2rem;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(184, 152, 95, 0.1) 100%);
    padding: 6rem 0;
}

.cta-box {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(18, 18, 18, 0.8);
    border-radius: 20px;
    border: 2px solid var(--accent-gold);
}

.cta-title {
    font-size: 2.5rem;
    color: var(--accent-platinum);
    margin-bottom: 1.5rem;
}

.cta-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 2;
    margin-bottom: 3rem;
}

/* Button Enhancements */
.btn-large {
    padding: 1.5rem 3rem;
    font-size: 1.2rem;
}

.phone-number {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0 0.5rem;
    background: rgba(212, 175, 55, 0.2);
    border: 1px solid var(--accent-gold);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--accent-gold);
    font-weight: 500;
}

/* Footer Enhancements */
.footer-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin: 0.5rem 0;
}

.footer-links-inline {
    margin-top: 1rem;
    font-size: 0.9rem;
}

.footer-links-inline a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.footer-links-inline a:hover {
    color: var(--accent-gold);
}

/* Responsive Design */
@media (max-width: 768px) {
    .breadcrumb {
        padding: 0.75rem 0;
    }
    
    .breadcrumb ol {
        font-size: 0.8rem;
    }
    
    .trust-card {
        padding: 2rem 1.5rem;
    }
    
    .trust-icon {
        font-size: 3rem;
    }
    
    .trust-stat {
        font-size: 2rem;
    }
    
    .content-card {
        padding: 2rem 1.5rem;
    }
    
    .lead-text {
        font-size: 1.1rem;
    }
    
    .content-subtitle {
        font-size: 1.3rem;
    }
    
    .service-card {
        padding: 2rem 1.5rem;
    }
    
    .service-icon {
        font-size: 3rem;
    }
    
    .pricing-card {
        padding: 2rem 1.5rem;
    }
    
    .pricing-card-featured {
        transform: scale(1);
    }
    
    .pricing-number {
        font-size: 3rem;
    }
    
    .faq-toggle {
        padding: 1.5rem;
        font-size: 1.1rem;
    }
    
    .faq-answer > div {
        padding: 0 1.5rem 1.5rem 1.5rem;
    }
    
    .cta-box {
        padding: 3rem 1.5rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-text {
        font-size: 1.1rem;
    }
    
    .btn-large {
        padding: 1.25rem 2rem;
        font-size: 1.1rem;
    }
}

/* Print Styles */
@media print {
    .skip-to-content,
    .header,
    .breadcrumb,
    .hero-buttons,
    .cta-section,
    .social-icons,
    .hamburger {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .section {
        page-break-inside: avoid;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .keyword-highlight {
        text-decoration: underline;
        text-decoration-color: var(--accent-gold);
        text-decoration-thickness: 2px;
    }
    
    .btn {
        border-width: 2px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Visible (Accessibility) */
*:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--accent-gold);
    color: var(--bg-dark);
}

::-moz-selection {
    background: var(--accent-gold);
    color: var(--bg-dark);
}