/* ========================================
   リセット & ベーススタイル
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット */
    --color-bg-dark: #0a0a0a;
    --color-bg-secondary: #131313;
    --color-bg-card: rgba(20, 20, 20, 0.8);
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-accent: #00d4ff;
    --color-accent-glow: rgba(0, 212, 255, 0.5);
    --color-gradient-start: #00d4ff;
    --color-gradient-end: #0066ff;

    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* タイポグラフィ */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   アニメーション
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ========================================
   ヒーローセクション
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background-image: url('bg-hero.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.7));
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #0a0a0a 100%);
    z-index: -2;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

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

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px var(--color-accent-glow);
}

.hero-title .title-emphasis {
    display: block;
    font-size: clamp(1.8rem, 4.5vw, 3.5rem);
    margin-top: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.hero-subtitle .highlight {
    color: var(--color-accent);
    font-weight: 700;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px var(--color-accent-glow);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px var(--color-accent-glow);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s ease-in-out infinite;
    z-index: 3;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

.scroll-arrow {
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-accent);
    border-radius: 25px;
    position: relative;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0% {
        top: 10px;
        opacity: 1;
    }

    100% {
        top: 30px;
        opacity: 0;
    }
}

/* ========================================
   セクション共通スタイル
   ======================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ========================================
   実績セクション
   ======================================== */
.achievements {
    background: var(--color-bg-secondary);
}

/* メイン実績（最大強調） */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 102, 255, 0.1));
    border-radius: 30px;
    border: 2px solid var(--color-accent);
    box-shadow: 0 20px 80px var(--color-accent-glow);
}

.hero-stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.hero-stat-number {
    font-size: clamp(1.2rem, 3.4vw, 1.95rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
    text-shadow: 0 0 50px var(--color-accent-glow);
    animation: glow-pulse 3s ease-in-out infinite;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: nowrap;
}

@keyframes glow-pulse {

    0%,
    100% {
        filter: drop-shadow(0 0 20px var(--color-accent-glow));
    }

    50% {
        filter: drop-shadow(0 0 40px var(--color-accent));
    }
}

.hero-stat-label {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}

/* サブ実績（グリッド） */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-card {
    background: rgba(20, 20, 20, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    min-height: 280px;
}

.stat-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px var(--color-accent-glow);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    font-size: clamp(1.3rem, 2.5vw, 1.9rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
    word-wrap: break-word;
    overflow-wrap: break-word;
    filter: drop-shadow(0 2px 8px rgba(0, 212, 255, 0.6));
    white-space: nowrap;
}

.stat-label {
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8);
}

.stat-sub {
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 0.3rem;
    line-height: 1.3;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8);
}

/* ========================================
   Philosophy(理念)セクション
   ======================================== */
.philosophy {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #0a0a0a 100%);
    position: relative;
    overflow: hidden;
}

.philosophy::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, var(--color-accent-glow) 0%, transparent 70%);
    opacity: 0.3;
    z-index: 0;
}

.philosophy-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    border: 2px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 30px 100px rgba(0, 212, 255, 0.3);
}

.philosophy-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.3;
}

.philosophy-text {
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.9;
    color: var(--color-text-secondary);
}

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

.philosophy-text p:last-child {
    margin-bottom: 0;
    color: var(--color-accent);
    font-weight: 600;
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
}

/* ========================================
   強みセクション
   ======================================== */
.strengths {
    background-image: url('bg-service.jpg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.strengths::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.9);
    z-index: 1;
}

.strengths .container {
    position: relative;
    z-index: 2;
}

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

.strength-card {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.strength-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.strength-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.strength-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

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

/* ========================================
   代表プロフィールセクション
   ======================================== */
.ceo-profile {
    background: var(--color-bg-dark);
    position: relative;
}

.profile-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-top: var(--spacing-lg);
}

.profile-image {
    width: 100%;
}

.profile-image img {
    width: 100%;
    max-width: 400px;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 20px;
    border: 2px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 60px var(--color-accent-glow);
}

.placeholder-image {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1 / 1;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 102, 255, 0.1));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(0, 212, 255, 0.3);
    box-shadow: 0 20px 60px var(--color-accent-glow);
}

.image-icon {
    font-size: 8rem;
    opacity: 0.8;
}

.profile-info {
    padding: var(--spacing-md);
}

.profile-name {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.profile-title {
    font-size: 1.1rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.profile-message {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
}

.profile-message p {
    margin-bottom: var(--spacing-md);
}

.profile-message p:last-child {
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 1.2rem;
}

.highlight-text {
    color: var(--color-accent);
    font-weight: 700;
}

.profile-youtube {
    margin-top: var(--spacing-lg);
}

.youtube-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.8rem 1.5rem;
    background: linear-gradient(135deg, #FF0000, #CC0000);
    color: white;
    text-decoration: none;
    font-weight: 700;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(255, 0, 0, 0.3);
}

.youtube-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 0, 0, 0.5);
    background: linear-gradient(135deg, #CC0000, #990000);
}

.youtube-link svg {
    width: 20px;
    height: 20px;
}

/* ========================================
   制作の流れセクション
   ======================================== */
.workflow {
    background-image: url('bg-service.jpg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.workflow::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.9);
    z-index: 1;
}

.workflow .container {
    position: relative;
    z-index: 2;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    max-width: 1300px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-md);
}

.workflow-step {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    /* 固定サイズで統一 */
    height: 380px;
    grid-column: span 2;
}

/* 下段2つを中央配置 */
.workflow-step:nth-child(7) {
    grid-column: 2 / 4;
}

.workflow-step:nth-child(9) {
    grid-column: 4 / 6;
}

.workflow-step:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px var(--color-accent-glow);
}

.step-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2.5rem;
    font-weight: 900;
    color: rgba(0, 212, 255, 0.15);
    line-height: 1;
}

.step-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    margin-top: 0;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
    word-break: keep-all;
    white-space: normal;
}

.step-subtitle {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.step-descrip.stat-sub {
    font-size: 0.7rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-top: 0.3rem;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
}

.workflow-arrow {
    display: none;
}

.step-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    word-break: keep-all;
    margin: 0;
}


/* ========================================
   サービスセクション
   ======================================== */
.services {
    background-image: url('bg-service.jpg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.9);
    z-index: 1;
}

.services .container {
    position: relative;
    z-index: 2;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--color-gradient-start), var(--color-gradient-end));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.service-number {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(0, 212, 255, 0.2);
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

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

/* ========================================
   Benefits(独自メリット)セクション
   ======================================== */
.benefits-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid rgba(0, 212, 255, 0.2);
}

.benefits-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-accent);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-card {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(0, 102, 255, 0.05));
    backdrop-filter: blur(10px);
    border: 2px solid var(--color-accent);
    border-radius: 20px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.benefit-card:hover::before {
    opacity: 0.3;
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 80px var(--color-accent-glow);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.benefit-description {
    color: var(--color-text-secondary);
    line-height: 1.9;
    font-size: 1rem;
}

.benefit-description strong {
    color: var(--color-text-primary);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ========================================
   お問い合わせセクション
   ======================================== */
.contact {
    background: var(--color-bg-dark);
    padding: var(--spacing-xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.company-info {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-lg);
}

.info-item {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.info-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.contact-form-wrapper {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: var(--spacing-lg);
}

.contact-form {
    margin-top: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text-primary);
}

.required {
    color: var(--color-accent);
}

.hero-stat-item {
    flex: 1;
    padding: 24px;
    text-align: center;
    border-radius: 15px;
    background: rgba(20, 20, 20, 0.6);
    border: 1px solid rgba(0, 212, 255, 0.3);
    transition: all 0.3s ease;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--color-text-primary);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 20px var(--color-accent-glow);
}

.submit-button {
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px var(--color-accent-glow);
}

.submit-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px var(--color-accent-glow);
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md) 0;
    text-align: center;
}

.footer-text {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }

    .hero-stat-number {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }

    .stats-grid,
    .strengths-grid,
    .services-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .stat-card {
        min-height: auto;
        padding: var(--spacing-md);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .cta-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

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

    .philosophy-title {
        font-size: clamp(1.5rem, 5vw, 2.2rem);
    }

    /* 代表プロフィール */
    .profile-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .placeholder-image {
        max-width: 300px;
        margin: 0 auto;
    }

    .image-icon {
        font-size: 5rem;
    }

    .profile-info {
        padding: var(--spacing-sm);
        text-align: center;
    }

    /* 制作フロー */
    .workflow-steps {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .workflow-step {
        height: auto;
        grid-column: auto;
    }

    .workflow-step:nth-child(7),
    .workflow-step:nth-child(9) {
        grid-column: auto;
    }

    .workflow-arrow {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .service-number {
        font-size: 2rem;
    }
}

/* ========================================
   固定ヘッダーナビゲーション
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-bottom-color: var(--color-accent);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.logo a {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo a:hover {
    filter: drop-shadow(0 0 10px var(--color-accent));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
}

.nav-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: var(--color-accent);
}

.nav-sns {
    margin-left: 1rem;
}

.sns-link {
    color: var(--color-text-primary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.sns-link:hover {
    color: var(--color-accent);
    transform: scale(1.1);
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-accent);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* ヒーローセクションにpadding-topを追加してヘッダー分のスペースを確保 */
.hero {
    margin-top: 70px;
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: rgba(10, 10, 10, 0.98);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--color-accent);
}

.footer-text {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
}

/* ========================================
   モバイル対応（ヘッダー）
   ======================================== */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

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

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        border-left: 1px solid rgba(0, 212, 255, 0.3);
        padding: var(--spacing-xl);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.2rem;
    }

    .nav-sns {
        margin-left: 0;
    }
}

/* ========================================
   ABOUTセクション
   ======================================== */
.about {
    background: var(--color-bg-secondary);
    position: relative;
}

.about-mission-section,
.about-company-section,
.about-values-section {
    background: var(--color-bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: all 0.3s ease;
}

.about-mission-section {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 102, 255, 0.1));
    border: 2px solid var(--color-accent);
    box-shadow: 0 20px 60px var(--color-accent-glow);
}

.about-mission-section:hover,
.about-company-section:hover,
.about-values-section:hover {
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.about-subsection-title {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.mission-statement {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 800;
    color: var(--color-text-primary);
    text-align: center;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.mission-description {
    color: var(--color-text-secondary);
    line-height: 1.9;
    font-size: 1.05rem;
    text-align: center;
}

.company-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

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

.value-card {
    background: rgba(0, 212, 255, 0.05);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-md);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.value-card:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.value-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

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

@media (max-width: 768px) {
    .company-info-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }
}