/* ======================================
   Enhanced Design System - AXIOM
   ====================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --color-primary: #0066FF;
    --color-primary-dark: #0052CC;
    --color-primary-light: #3385FF;
    --color-black: #0A0A0A;
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E5E5E5;
    --color-gray-300: #D4D4D4;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0066FF 0%, #00D4FF 100%);
    --gradient-dark: linear-gradient(135deg, #0A0A0A 0%, #262626 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0, 102, 255, 0.9) 0%, rgba(0, 82, 204, 0.95) 100%);
    
    /* Typography */
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-en: 'Inter', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px;
    --section-padding-mobile: 60px;
    
    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.20);
    --shadow-primary: 0 8px 32px rgba(0, 102, 255, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-jp);
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-black);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

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

/* ======================================
   Enhanced Header & Navigation
   ====================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 20px;
}

.nav-logo a {
    display: flex;
    align-items: center;
    font-family: var(--font-en);
    font-size: 28px;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--color-black);
}

.logo-image {
    height: 56px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo-image:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-menu a {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 8px 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

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

.nav-cta {
    background: var(--gradient-primary);
    color: var(--color-white) !important;
    padding: 12px 28px !important;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: var(--shadow-primary);
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 102, 255, 0.4);
}

.nav-cta::after {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-black);
    transition: var(--transition);
}

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

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

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

/* スマホ表示時の画像調整 */
@media (max-width: 768px) {
    .hero-background img {
        object-position: center center;
        object-fit: cover;
        height: 100%;
        width: 100%;
    }
    
    .hero-enhanced {
        min-height: 100vh;
    }

    /* Logo size adjustment for mobile */
    .logo-image {
        height: 44px;
    }

    .nav {
        padding: 16px 20px;
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.88) 0%, rgba(0, 102, 255, 0.25) 100%);
}

/* スマホでのオーバーレイ強化 */
@media (max-width: 768px) {
    .hero-overlay {
        background: linear-gradient(135deg, rgba(10, 10, 10, 0.90) 0%, rgba(0, 102, 255, 0.30) 100%);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    padding: 0 20px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.95);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 32px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: 72px;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
    color: var(--color-white);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollAnimation {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(15px); opacity: 0.3; }
}

/* ======================================
   Enhanced Buttons
   ====================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 40px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn svg {
    transition: var(--transition);
}

.btn:hover svg {
    transform: translateX(5px);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(0, 102, 255, 0.4);
}

.btn-primary.btn-glow {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 32px rgba(0, 102, 255, 0.3);
    }
    50% {
        box-shadow: 0 8px 32px rgba(0, 102, 255, 0.6);
    }
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

.btn-large {
    padding: 22px 50px;
    font-size: 18px;
}

/* ======================================
   Section Enhancements
   ====================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: rgba(0, 102, 255, 0.1);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.section-label.light {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.2);
}

.section-title {
    font-size: 52px;
    font-weight: 900;
    line-height: 1.3;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-title.light {
    color: var(--color-white);
}

.section-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--color-gray-700);
    max-width: 700px;
    margin: 0 auto;
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.8);
}

/* ======================================
   Enhanced Problem Section
   ====================================== */
.section-problem {
    background: var(--gradient-dark);
    color: var(--color-white);
}

.section-problem .section-title {
    color: var(--color-white);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.problem-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.problem-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.problem-icon-wrapper {
    margin-bottom: 24px;
}

.problem-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    font-family: var(--font-en);
    font-size: 24px;
    font-weight: 900;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-primary);
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 16px;
}

.problem-card p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.7);
}

/* ======================================
   Enhanced Value Section
   ====================================== */
.value-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.value-card-enhanced {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.value-card-enhanced:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.value-image {
    position: relative;
    height: 240px;
    overflow: hidden;
}

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

.value-card-enhanced:hover .value-image img {
    transform: scale(1.1);
}

.value-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 20px;
    font-weight: 900;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
}

.value-content {
    padding: 32px;
}

.value-content h3 {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 16px;
}

.value-content p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: 20px;
}

.value-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 14px;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-radius: 50px;
}

/* ======================================
   Enhanced Service Overview
   ====================================== */
.overview-grid-enhanced {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.overview-item-enhanced {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
}

.overview-item-enhanced:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.overview-icon-bg {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: 20px;
    color: var(--color-primary);
    transition: var(--transition);
}

.overview-item-enhanced:hover .overview-icon-bg {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: scale(1.1) rotate(5deg);
}

.overview-item-enhanced h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.overview-item-enhanced p {
    font-size: 14px;
    color: var(--color-gray-700);
    line-height: 1.6;
}

/* ======================================
   Enhanced Process Section
   ====================================== */
.section-process-enhanced {
    position: relative;
    overflow: hidden;
}

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

.process-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.process-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.92) 0%, rgba(0, 82, 204, 0.95) 100%);
}

.section-process-enhanced .container {
    position: relative;
    z-index: 2;
}

.process-timeline-enhanced {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 40px;
}

.process-step-enhanced {
    flex: 1;
    max-width: 350px;
    background: rgba(255, 255, 255, 0.95);
    padding: 40px 32px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

.process-step-enhanced:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.process-phase-badge {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-white);
    background: var(--gradient-primary);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.process-duration {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 12px;
}

.process-step-enhanced h3 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
}

.process-step-enhanced h3 .en {
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-top: 4px;
    letter-spacing: 0.05em;
}

.process-step-enhanced > p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: 20px;
}

.process-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.process-features span {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
}

.process-arrow-enhanced {
    display: flex;
    align-items: center;
    font-size: 40px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 300;
}

/* ======================================
   Enhanced Filter Section
   ====================================== */
.filter-intro {
    text-align: center;
    font-size: 16px;
    color: var(--color-gray-700);
    margin-bottom: 50px;
}

.filter-list-enhanced {
    max-width: 900px;
    margin: 0 auto 40px;
}

.filter-item-enhanced {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 32px;
    margin-bottom: 20px;
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: 16px;
    transition: var(--transition);
}

.filter-item-enhanced:hover {
    border-color: var(--color-gray-700);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.filter-icon-enhanced {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--color-gray-700);
    background: var(--color-gray-100);
    border-radius: 50%;
}

.filter-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.filter-content p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.filter-note {
    text-align: center;
    font-size: 15px;
    line-height: 2;
    color: var(--color-gray-700);
    max-width: 700px;
    margin: 0 auto;
}

/* ======================================
   Enhanced Axiom Section
   ====================================== */
.section-axiom-enhanced {
    position: relative;
    overflow: hidden;
}

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

.axiom-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.axiom-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.9) 0%, rgba(0, 102, 255, 0.3) 100%);
}

.section-axiom-enhanced .container {
    position: relative;
    z-index: 2;
}

.axiom-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.axiom-text {
    font-size: 20px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin: 0 auto 60px;
}

.axiom-definition {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    max-width: 500px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.axiom-en {
    font-family: var(--font-en);
    font-size: 28px;
    font-weight: 300;
    margin-bottom: 12px;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

.axiom-jp {
    font-size: 16px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
}

/* ======================================
   Enhanced CTA Section
   ====================================== */
.section-cta-enhanced {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.cta-text {
    font-size: 18px;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 50px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* ======================================
   Footer
   ====================================== */
.footer {
    background: var(--gradient-dark);
    color: var(--color-white);
    padding: 80px 0 40px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    font-family: var(--font-en);
    font-size: 32px;
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

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

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

/* ======================================
   Page Hero (for internal pages)
   ====================================== */
.page-hero {
    padding: 180px 0 100px;
    text-align: center;
    background: linear-gradient(135deg, #FAFAFA 0%, #FFFFFF 100%);
    border-bottom: 1px solid var(--color-gray-200);
}

.page-title {
    font-size: 56px;
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-family: var(--font-en);
    font-size: 18px;
    color: var(--color-gray-700);
    letter-spacing: 0.1em;
    font-weight: 600;
}

/* ======================================
   Service Page Styles
   ====================================== */
.service-intro {
    text-align: center;
    font-size: 16px;
    line-height: 2;
    color: var(--color-gray-700);
    max-width: 800px;
    margin: 0 auto;
}

.section-service-menu {
    background: var(--color-gray-50);
}

.service-card {
    background: var(--color-white);
    padding: 60px;
    margin-bottom: 40px;
    border-left: 6px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    border-radius: 16px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
}

.service-badge {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-white);
    background: var(--gradient-primary);
    padding: 8px 20px;
    margin-bottom: 20px;
    border-radius: 50px;
}

.service-card-title {
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 12px;
}

.service-duration {
    font-size: 14px;
    color: var(--color-gray-700);
    margin-bottom: 24px;
    font-weight: 600;
}

.service-description {
    font-size: 16px;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 40px;
}

.service-details {
    margin-bottom: 40px;
}

.service-details h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 30px 0 16px;
    color: var(--color-black);
}

.service-details h3:first-child {
    margin-top: 0;
}

.service-list {
    list-style: none;
    padding-left: 0;
}

.service-list li {
    padding-left: 30px;
    margin-bottom: 12px;
    position: relative;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.service-price {
    border-top: 2px solid var(--color-gray-200);
    padding-top: 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-gray-700);
    letter-spacing: 0.1em;
}

.price-value {
    font-size: 28px;
    font-weight: 900;
    color: var(--color-black);
}

.price-note {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-gray-700);
    margin-left: 12px;
}

/* Pricing Philosophy Section */
.section-pricing {
    background: var(--gradient-dark);
    color: var(--color-white);
}

.section-pricing .section-title {
    color: var(--color-white);
}

.pricing-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin: 60px 0;
}

.pricing-point {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    transition: var(--transition);
}

.pricing-point:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-10px);
}

.pricing-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.pricing-point h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.pricing-point p {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
}

.pricing-note {
    text-align: center;
    font-size: 14px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.7);
}

/* FAQ Section */
.faq-list {
    max-width: 900px;
    margin: 60px auto 0;
}

.faq-item {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    padding: 30px;
    margin-bottom: 20px;
    transition: var(--transition);
    border-radius: 16px;
}

.faq-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.faq-question {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 16px;
}

.faq-answer {
    font-size: 15px;
    line-height: 2;
    color: var(--color-gray-700);
}

/* ======================================
   Contact Page Styles
   ====================================== */
.contact-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact-intro h2 {
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 24px;
}

.contact-intro p {
    font-size: 16px;
    line-height: 2;
    color: var(--color-gray-700);
}

.section-contact-form {
    background: var(--color-gray-50);
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 60px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 30px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-black);
}

.required {
    color: #FF0000;
    font-size: 12px;
    margin-left: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-family: var(--font-jp);
    border: 2px solid var(--color-gray-200);
    border-radius: 8px;
    transition: var(--transition);
    background: var(--color-white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

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

.form-checkbox-group {
    margin-top: 40px;
    margin-bottom: 40px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
}

.form-checkbox input[type="checkbox"] {
    margin-right: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

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

/* Contact Info Section */
.section-contact-info {
    background: var(--color-white);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.contact-info-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--color-gray-50);
    border-radius: 16px;
    transition: var(--transition);
}

.contact-info-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.contact-info-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.contact-info-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-info-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: 8px;
}

.contact-info-note {
    font-size: 13px !important;
    color: var(--color-gray-700) !important;
}

/* ======================================
   Case Studies Page Styles
   ====================================== */
.case-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.case-intro h2 {
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 24px;
}

.case-intro p {
    font-size: 16px;
    line-height: 2;
    color: var(--color-gray-700);
}

.section-cases {
    background: var(--color-gray-50);
}

.case-study-card {
    background: var(--color-white);
    padding: 60px;
    margin-bottom: 60px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.case-study-card:hover {
    box-shadow: var(--shadow-xl);
}

.case-header {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.case-industry,
.case-scale {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 8px 20px;
    border-radius: 50px;
}

.case-industry {
    background: var(--gradient-primary);
    color: var(--color-white);
}

.case-scale {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.case-title {
    font-size: 28px;
    font-weight: 900;
    line-height: 1.5;
    margin-bottom: 40px;
    color: var(--color-black);
}

.case-section {
    margin-bottom: 40px;
}

.case-section h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-black);
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-gray-200);
}

.case-list {
    list-style: none;
    padding-left: 0;
}

.case-list li {
    padding-left: 30px;
    margin-bottom: 12px;
    position: relative;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.case-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.case-results {
    margin-top: 50px;
    padding-top: 40px;
    border-top: 3px solid var(--color-primary);
}

.case-results h3 {
    font-size: 22px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 40px;
    color: var(--color-primary);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.result-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--color-gray-50);
    border-radius: 16px;
    transition: var(--transition);
}

.result-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.result-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.result-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray-700);
}

/* ======================================
   About Page Styles
   ====================================== */
.about-philosophy {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.about-title {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 24px;
    color: var(--color-primary);
}

.about-text {
    font-size: 18px;
    line-height: 2;
    color: var(--color-gray-700);
    margin-bottom: 60px;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.philosophy-card {
    padding: 40px 30px;
    background: var(--color-gray-50);
    border-top: 4px solid var(--color-primary);
    text-align: center;
    border-radius: 16px;
    transition: var(--transition);
}

.philosophy-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.philosophy-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.philosophy-card p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

/* Company Info Section */
.section-company-info {
    background: var(--color-gray-50);
}

.company-info-table {
    max-width: 900px;
    margin: 60px auto 0;
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.info-row {
    display: flex;
    border-bottom: 1px solid var(--color-gray-200);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    width: 200px;
    padding: 30px;
    background: var(--color-gray-50);
    font-weight: 700;
    font-size: 14px;
    color: var(--color-black);
}

.info-value {
    flex: 1;
    padding: 30px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.info-detail {
    display: block;
    font-size: 14px;
    margin-top: 8px;
    color: var(--color-gray-700);
}

.info-link {
    color: var(--color-primary);
    text-decoration: underline;
}

.info-link:hover {
    color: var(--color-primary-dark);
}

/* Approach Section */
.section-approach {
    background: var(--gradient-dark);
    color: var(--color-white);
}

.section-approach .section-title {
    color: var(--color-white);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.approach-item {
    padding: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    border-radius: 16px;
    transition: var(--transition);
}

.approach-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-10px);
}

.approach-number {
    font-family: var(--font-en);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.approach-item h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.approach-item p {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
}

/* Target Section */
.target-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.target-card {
    padding: 40px 30px;
    background: var(--color-gray-50);
    text-align: center;
    border-top: 4px solid var(--color-primary);
    border-radius: 16px;
    transition: var(--transition);
}

.target-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.target-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.target-card p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

/* Values Section */
.section-values {
    background: var(--color-gray-50);
}

.values-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.value-item {
    padding: 40px;
    background: var(--color-white);
    border-left: 4px solid var(--color-primary);
    border-radius: 16px;
    transition: var(--transition);
}

.value-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.value-item h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.value-item p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

/* ======================================
   Blog Page Styles
   ====================================== */
.blog-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.blog-intro h2 {
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.5;
}

.blog-intro p {
    font-size: 16px;
    line-height: 2;
    color: var(--color-gray-700);
}

/* Blog Filter */
.section-blog-filter {
    padding: 40px 0;
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
}

.blog-filter {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid var(--color-gray-300);
    background: var(--color-white);
    color: var(--color-gray-700);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-primary);
}

/* Blog Grid */
.section-blog-list {
    background: var(--color-white);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.blog-card {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.blog-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.blog-card-link {
    display: block;
    color: inherit;
}

.blog-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--color-gray-100);
}

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

.blog-card:hover .blog-card-image img {
    transform: scale(1.1);
}

.blog-card-category {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--gradient-primary);
    color: var(--color-white);
    font-size: 11px;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: 50px;
    letter-spacing: 0.05em;
    box-shadow: var(--shadow-md);
}

.blog-card-content {
    padding: 28px;
}

.blog-card-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--color-gray-700);
    margin-bottom: 16px;
    font-weight: 600;
}

.blog-card-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 12px;
    color: var(--color-black);
}

.blog-card-excerpt {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.blog-tag {
    display: inline-block;
    font-size: 11px;
    padding: 5px 12px;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-radius: 50px;
    font-weight: 600;
}

/* Blog Loading/Empty States */
.blog-loading,
.blog-empty,
.blog-error {
    text-align: center;
    padding: 80px 20px;
    grid-column: 1 / -1;
}

.blog-empty-note {
    font-size: 14px;
    color: var(--color-gray-700);
    margin-top: 10px;
}

/* Blog Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 60px;
}

.page-btn {
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid var(--color-gray-300);
    background: var(--color-white);
    color: var(--color-gray-700);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.page-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.page-btn.active {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

/* ======================================
   Blog Post Detail Page Styles
   ====================================== */
.section-blog-post {
    padding-top: 140px;
}

.blog-post-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

.blog-post-category {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--color-white);
    font-size: 12px;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.blog-post-title {
    font-size: 48px;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.blog-post-meta {
    display: flex;
    gap: 30px;
    justify-content: center;
    font-size: 14px;
    color: var(--color-gray-700);
    margin-bottom: 24px;
    font-weight: 600;
}

.blog-post-tags {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.blog-post-thumbnail {
    margin-bottom: 60px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.blog-post-thumbnail img {
    width: 100%;
    height: auto;
}

.blog-post-body {
    max-width: 800px;
    margin: 0 auto;
    font-size: 17px;
    line-height: 2;
    color: var(--color-gray-800);
}

.blog-post-body h2 {
    font-size: 36px;
    font-weight: 900;
    margin: 60px 0 24px;
    color: var(--color-black);
    letter-spacing: -0.02em;
}

.blog-post-body h3 {
    font-size: 28px;
    font-weight: 700;
    margin: 48px 0 20px;
    color: var(--color-black);
}

.blog-post-body p {
    margin-bottom: 24px;
}

.blog-post-body ul,
.blog-post-body ol {
    margin-bottom: 24px;
    padding-left: 30px;
}

.blog-post-body li {
    margin-bottom: 12px;
}

.blog-post-body a {
    color: var(--color-primary);
    text-decoration: underline;
}

.blog-post-body a:hover {
    color: var(--color-primary-dark);
}

.blog-post-body img {
    max-width: 100%;
    height: auto;
    margin: 40px 0;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.blog-post-body blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 24px;
    margin: 40px 0;
    font-style: italic;
    color: var(--color-gray-700);
    background: var(--color-gray-50);
    padding: 24px;
    border-radius: 8px;
}

.blog-back {
    text-align: center;
    margin-top: 60px;
}

/* Related Posts */
.section-related-posts {
    background: var(--color-gray-50);
}

/* ======================================
   Utility Classes
   ====================================== */
.text-center {
    text-align: center;
}

.mt-60 {
    margin-top: 60px;
}

/* ======================================
   Responsive Design
   ====================================== */
@media (max-width: 1024px) {
    .value-grid-enhanced,
    .overview-grid-enhanced,
    .approach-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-timeline-enhanced {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-arrow-enhanced {
        transform: rotate(90deg);
        margin: 20px 0;
    }
    
    .target-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 72px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 40px;
        gap: 20px;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    /* ヒーローセクションのスマホ対応 */
    .hero-enhanced {
        min-height: 100vh;
        padding: 100px 0 60px;
    }
    
    .hero-background img {
        object-position: center center;
        min-height: 100%;
        width: auto;
        min-width: 100%;
    }
    
    .hero-badge {
        font-size: 10px;
        padding: 6px 16px;
        margin-bottom: 24px;
    }
    
    .hero-title {
        font-size: 36px;
        line-height: 1.3;
        margin-bottom: 24px;
    }
    
    .hero-subtitle {
        font-size: 15px;
        line-height: 1.8;
        margin-bottom: 32px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 32px;
        line-height: 1.4;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .problem-grid,
    .value-grid-enhanced,
    .overview-grid-enhanced,
    .blog-grid,
    .pricing-content,
    .contact-info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .process-timeline-enhanced {
        flex-direction: column;
        gap: 20px;
    }
    
    .process-arrow-enhanced {
        transform: rotate(90deg);
    }
    
    .results-grid,
    .target-grid,
    .values-list,
    .approach-grid,
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links {
        gap: 40px;
    }
    
    .info-row {
        flex-direction: column;
    }
    
    .info-label {
        width: 100%;
    }
    
    .page-title {
        font-size: 36px;
    }
    
    .blog-post-title {
        font-size: 28px;
    }
    
    .service-card,
    .case-study-card,
    .contact-form {
        padding: 30px 20px;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .filter-list-enhanced {
        padding: 0 10px;
    }
    
    .filter-item-enhanced {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }
}