/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (デザインシステム & CSS変数)
   ========================================================================== */

:root {
    /* フォントファミリー */
    --font-heading: 'Outfit', 'Noto Sans JP', sans-serif;
    --font-body: 'Inter', 'Noto Sans JP', sans-serif;

    /* トランジション速度 */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* 角丸・シャドウ */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
}

/* ダークテーマ用カラー変数 (デフォルト) */
body.dark-theme {
    --bg-primary: #062878;
    --bg-secondary: #041846;
    --bg-tertiary: #152e75;
    --bg-glass: rgba(11, 19, 32, 0.65);
    --bg-glass-active: rgba(16, 28, 46, 0.8);
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-glass-hover: rgba(255, 255, 255, 0.12);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-gradient-start: #3b82f6;
    --text-gradient-end: #06b6d4;

    --accent-primary: #3b82f6;
    --accent-secondary: #06b6d4;
    --accent-glow: rgba(59, 130, 246, 0.25);
    --accent-glow-secondary: rgba(6, 182, 212, 0.2);

    --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    --form-input-bg: rgba(6, 11, 19, 0.8);
}

/* ダークテーマの時だけ、ヘッダーのロゴ画像に白い発光を当てる */
body.dark-theme .main-header img,
body.dark-theme .logo img {
    filter: drop-shadow(0 0 8px rgba(248, 250, 252, 0.65)) drop-shadow(0 0 2px rgba(248, 250, 252, 0.4));
}

body.dark-theme .main-footer img {
    filter: drop-shadow(0 0 8px rgba(248, 250, 252, 0.65)) drop-shadow(0 0 2px rgba(248, 250, 252, 0.4));
}

/* ダークテーマの時だけ、ヒーローエリアの大型ロゴの周りを白く発光 */
body.dark-theme .hero-logo-large {
    filter: drop-shadow(0 0 12px rgba(248, 250, 252, 0.7)) drop-shadow(0 0 4px rgba(248, 250, 252, 0.45));

    /* テーマ切り替え時にも滑らかに発光を変化 */
    transition: filter var(--transition-normal);
}

/* ロゴだけでなく、背景のガラスパネル（.visual-card）自体のネオン発光もダークテーマに同期 */
body.dark-theme .hero-visual .visual-card {
    box-shadow: 0 0 50px rgba(59, 130, 246, 0.15),
        inset 0 0 20px rgba(255, 255, 255, 0.05);
}

/* ライトテーマ用カラー変数 */
body.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-active: rgba(248, 250, 252, 0.95);
    --border-glass: rgba(15, 23, 42, 0.08);
    --border-glass-hover: rgba(15, 23, 42, 0.15);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-gradient-start: #1d4ed8;
    --text-gradient-end: #0369a1;

    --accent-primary: #2563eb;
    --accent-secondary: #0284c7;
    --accent-glow: rgba(37, 99, 235, 0.15);
    --accent-glow-secondary: rgba(2, 132, 199, 0.1);

    --card-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --form-input-bg: #ffffff;
}

/* ==========================================================================
   RESET & BASE STYLES (共通・ベーススタイル)
   ========================================================================== */

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

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

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

/* スクロールバーのカスタマイズ */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
    border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* コンテナ設定 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

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

li {
    list-style: none;
}

/* 共通セクション設定 */
.section-padding {
    padding: 100px 0;
}

.bg-darker {
    background-color: var(--bg-secondary);
    position: relative;
}

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

/* ==========================================================================
   TYPOGRAPHY & ACCENTS (タイポグラフィ・装飾)
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
}

/* グラデーションテキスト */
.text-gradient {
    background: linear-gradient(135deg, var(--text-gradient-start), var(--text-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent-primary);
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 太字のハイライトカラー */
strong {
    color: var(--text-primary);
    font-weight: 700;
    box-shadow: inset 0 -4px 0 var(--accent-glow);
}

/* ==========================================================================
   UI COMPONENTS (UIコンポーネント)
   ========================================================================== */

/* ボタン */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    outline: none;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #ffffff;
    box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px var(--accent-glow), inset 0 0 15px rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
    background-color: var(--bg-glass-active);
    transform: translateY(-2px);
    border-color: var(--accent-primary);
}

/* ガラスモーフィズムパネル */
.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.glass-panel:hover {
    border-color: var(--border-glass-hover);
}

/* 背景グラデーションメッシュ */
.bg-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.bg-mesh::before,
.bg-mesh::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.15;
    transition: opacity var(--transition-slow);
}

body.light-theme .bg-mesh::before,
body.light-theme .bg-mesh::after {
    opacity: 0.08;
}

.bg-mesh::before {
    top: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-primary), transparent 70%);
}

.bg-mesh::after {
    bottom: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-secondary), transparent 70%);
}

/* ==========================================================================
   HEADER SECTION (ヘッダー)
   ========================================================================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), border-color var(--transition-normal);
    border-bottom: 1px solid transparent;
}

.main-header.scrolled {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--border-glass);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: padding var(--transition-normal);
}

.main-header.scrolled .header-container {
    padding: 14px 24px;
}

.header-logo {
    height: 38px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.header-logo:hover {
    transform: scale(1.02);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-item {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-item:hover {
    color: var(--text-primary);
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: width var(--transition-fast);
}

.nav-item:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 20px;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* テーマ切り替えボタン */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.theme-toggle:hover {
    border-color: var(--accent-primary);
    transform: scale(1.05);
    box-shadow: 0 0 10px var(--accent-glow);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    position: absolute;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

body.dark-theme .sun-icon {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

body.dark-theme .moon-icon {
    opacity: 1;
    transform: rotate(0) scale(1);
}

body.light-theme .sun-icon {
    opacity: 1;
    transform: rotate(0) scale(1);
}

body.light-theme .moon-icon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

/* モバイルメニュー開閉ボタン */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    width: 44px;
    height: 44px;
    cursor: pointer;
    position: relative;
    z-index: 1010;
    display: none;
    align-items: center;
    justify-content: center;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    position: relative;
    transition: background-color var(--transition-fast);
    margin: 0 auto;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform var(--transition-normal);
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* ==========================================================================
   HERO SECTION (ヒーローエリア)
   ========================================================================== */

.hero-section {
    min-height: 100vh;
    padding-top: 120px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--accent-primary);
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 600px;
}

.hero-capabilities {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 36px;
}

.hero-capability {
    padding: 6px 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* ヒーローグラフィック */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.visual-card {
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    overflow: hidden;
    width: 320px;
    height: 380px;
}

.hero-logo-large {
    width: 140px;
    height: auto;
    z-index: 3;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

/* 鼓動するサークル */
.pulse-circle {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    z-index: 1;
    animation: pulse 4s infinite ease-in-out;
}

/* 軌道アニメーション */
.orbit-container {
    position: absolute;
    width: 260px;
    height: 260px;
    border: 1px dashed var(--border-glass);
    border-radius: 50%;
    z-index: 1;
    animation: rotateOrbit 25s infinite linear;
}

.orbit-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot-1 {
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary);
}

.dot-2 {
    bottom: 20%;
    left: 5%;
    background: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
}

.dot-3 {
    bottom: 20%;
    right: 5%;
    background: #a855f7;
    box-shadow: 0 0 10px #a855f7;
}



/* ==========================================================================
   PHILOSOPHY SECTION (企業理念)
   ========================================================================== */

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 50px;
}

.philosophy-card {
    padding: 50px 40px;
}

.philosophy-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), var(--accent-glow) 0px 8px 30px;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--accent-glow), rgba(255, 255, 255, 0.02));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    margin-bottom: 28px;
}

.card-icon svg {
    width: 32px;
    height: 32px;
}

.philosophy-card h3 {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.philosophy-card p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* 行動指針ボックス */
.guidelines-box {
    margin-top: 50px;
    padding: 60px;
}

.guidelines-title {
    font-size: 1.8rem;
    margin-bottom: 40px;
}

.guidelines-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.guideline-item {
    display: flex;
    gap: 24px;
}

.guideline-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent-glow);
    line-height: 1;
}

.guideline-text h4 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.guideline-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================================================
   SERVICES SECTION (事業内容)
   ========================================================================== */

.services-tabs {
    margin-top: 40px;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
}

.tab-btn {
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tab-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 8px 20px var(--accent-glow);
}

/* タブコンテンツ */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeInTab 0.5s ease-in-out forwards;
}

.tab-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.dept-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--accent-primary);
    background: var(--accent-glow);
    border-radius: 4px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.dept-badge.creative {
    color: var(--accent-secondary);
    background: var(--accent-glow-secondary);
}

.tab-info h3 {
    font-size: 2.2rem;
    margin-bottom: 24px;
}

.lead-text {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.sub-heading {
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.service-list li {
    position: relative;
    padding-left: 24px;
    color: var(--text-secondary);
}

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

.philosophy-callout {
    padding: 24px;
    border-left: 4px solid var(--accent-primary);
    background: var(--bg-glass);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.philosophy-callout h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
    color: var(--accent-primary);
}

.philosophy-callout p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.creative-callout {
    border-left-color: var(--accent-secondary);
}

.creative-callout h4 {
    color: var(--accent-secondary);
}

/* ビジュアル部のカードスタック */
.visual-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
}

.feature-icon {
    font-size: 2rem;
    line-height: 1;
}

.feature-item h5 {
    font-size: 1.1rem;
    margin-bottom: 6px;
}

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



/* ==========================================================================
   COMPANY OVERVIEW SECTION (会社概要)
   ========================================================================== */

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    margin-top: 40px;
}

/* プロフィールテーブル */
.profile-table {
    width: 100%;
    border-collapse: collapse;
}

.profile-table th,
.profile-table td {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-glass);
    text-align: left;
}

.profile-table th {
    width: 150px;
    font-size: 1.05rem;
    color: var(--text-muted);
    font-weight: 600;
}

.profile-table td {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.text-link {
    color: var(--accent-primary);
    font-weight: 500;
}

.text-link:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.bullet {
    list-style-type: disc;
    padding-left: 20px;
}

.bullet li {
    list-style: disc;
}


/* アクセスマップカード */
.about-map-card {
    padding: 32px;
    display: flex;
    flex-direction: column;
}

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

.map-icon {
    font-size: 1.8rem;
}

.map-header h4 {
    font-size: 1.2rem;
}

.map-header p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* デザインされたマッププレースホルダー */
.map-placeholder {
    flex-grow: 1;
    min-height: 240px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-glass);
}

.map-graphics {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-secondary);
    display: flex;
    justify-content: center;
    align-items: center;
}

/* グリッド風デザインでデジタル感を表現 */
.map-grid-line {
    width: 100%;
    height: 100%;
    background-size: 30px 30px;
    background-image:
        linear-gradient(to right, var(--border-glass) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border-glass) 1px, transparent 1px);
    opacity: 0.7;
}

/* マップピン */
.map-pin {
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50% 50% 50% 0;
    background: var(--accent-primary);
    transform: rotate(-45deg);
    top: 40%;
    left: 50%;
    margin: -10px 0 0 -10px;
    animation: bouncePin 2s infinite ease-in-out;
}

.map-pin::after {
    content: '';
    width: 8px;
    height: 8px;
    margin: 6px 0 0 6px;
    background: var(--bg-primary);
    position: absolute;
    border-radius: 50%;
}

.office-label {
    position: absolute;
    top: calc(40% + 15px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    border: 1px solid var(--accent-primary);
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 4px;
    white-space: nowrap;
}

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(11, 19, 32, 0.9);
    padding: 16px 20px;
    border-top: 1px solid var(--border-glass);
}

body.light-theme .map-overlay {
    background: rgba(255, 255, 255, 0.95);
}

.map-overlay p {
    font-size: 0.88rem;
}

.map-overlay .small-text {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ==========================================================================
   CAREERS SECTION (採用情報)
   ========================================================================== */

.careers-intro {
    padding: 50px;
    margin-bottom: 50px;
}

.careers-intro h3 {
    font-size: 1.8rem;
    margin-bottom: 12px;
    text-align: center;
}

.intro-description {
    text-align: center;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}

.concept-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
}

.concept-card {
    position: relative;
    padding: 30px 24px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
}

.concept-number {
    position: absolute;
    top: -20px;
    left: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    box-shadow: 0 4px 10px var(--accent-glow);
}

.concept-card h4 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    margin-top: 10px;
}

.concept-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   CONTACT SECTION (お問い合わせ)
   ========================================================================== */

.contact-wrapper {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.contact-form {
    padding: 50px;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-bottom: 32px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.required {
    color: #ef4444;
    margin-left: 2px;
}

/* フォームコントロール */
.form-control {
    background-color: var(--form-input-bg);
    border: 1px solid var(--border-glass);
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
    background-color: var(--bg-tertiary);
}

/* セレクトボックスの矢印など */
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    background-size: 16px;
    padding-right: 48px;
}

/* 個人情報同意チェックボックス */
.form-privacy {
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
    padding-left: 30px;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 20px;
    width: 20px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.checkbox-container:hover input~.checkmark {
    border-color: var(--accent-primary);
}

.checkbox-container input:checked~.checkmark {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.checkmark::after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked~.checkmark::after {
    display: block;
}

.checkbox-container .checkmark::after {
    left: 6px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

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

.privacy-link {
    color: var(--accent-primary);
    font-weight: 500;
}

.privacy-link:hover {
    text-decoration: underline;
}

/* エラーメッセージ */
.error-message {
    font-size: 0.78rem;
    color: #ef4444;
    display: none;
    margin-top: 4px;
}

.form-control.is-invalid {
    border-color: #ef4444;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.15);
}

.form-control.is-invalid+.error-message,
.form-privacy.is-invalid .error-message {
    display: block;
}

/* 送信スピナー */
.btn-spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin-left: 10px;
}

.hidden {
    display: none !important;
}

/* 送信成功パネル */
.contact-success {
    padding: 60px 40px;
    text-align: center;
    animation: scaleIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    font-size: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 32px;
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.25);
}

.contact-success h3 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.contact-success p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.success-note {
    color: var(--text-muted) !important;
    font-size: 0.95rem !important;
    margin-bottom: 40px !important;
}

/* ==========================================================================
   FOOTER SECTION (フッター)
   ========================================================================== */

.main-footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-glass);
    padding: 80px 0 0;
    position: relative;
    z-index: 10;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
}

.footer-logo {
    height: 42px;
    width: auto;
    object-fit: contain;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 400px;
}

.partner-mention {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.partner-mention a {
    color: var(--text-secondary);
    font-weight: 500;
}

.partner-mention a:hover {
    color: var(--accent-primary);
    text-decoration: underline;
}

.footer-links {
    display: flex;
    justify-content: space-around;
    gap: 40px;
}

.link-col h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.link-col ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.link-col a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-glass);
    padding: 30px 0;
}

.bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-meta {
    font-family: var(--font-heading);
}

/* ==========================================================================
   ANIMATION KEYFRAMES (アニメーションの定義)
   ========================================================================== */

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.4;
    }

    50% {
        transform: scale(1.15);
        opacity: 0.8;
    }
}

@keyframes rotateOrbit {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes scrollWheel {
    0% {
        transform: translate(-50%, 0);
        opacity: 0;
    }

    15% {
        opacity: 1;
    }

    50% {
        transform: translate(-50%, 12px);
        opacity: 0;
    }

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

@keyframes bouncePin {

    0%,
    100% {
        transform: rotate(-45deg) translateY(0);
    }

    50% {
        transform: rotate(-45deg) translateY(-8px);
    }
}

@keyframes fadeInTab {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* スクロールフェード効果用の初期状態クラス */
.reveal-fade-in {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.reveal-slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-active {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* アニメーション遅延クラス */
.delay-1 {
    transition-delay: 0.15s;
}

.delay-2 {
    transition-delay: 0.3s;
}

.delay-3 {
    transition-delay: 0.45s;
}

/* ==========================================================================
   RESPONSIVE DESIGN (レスポンシブデザイン)
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-text-area {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-capabilities {
        justify-content: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        margin-top: 20px;
    }

    .tab-grid,
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .org-line-horiz,
    .org-line-vert-split {
        width: 80%;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    /* モバイルヘッダー & ナビゲーションメニュー */
    .menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-glass);
        box-shadow: var(--shadow-lg);
        z-index: 1005;
        padding: 100px 40px 40px;
        transition: right var(--transition-normal);
    }

    .main-nav.open {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .nav-cta {
        display: block;
        text-align: center;
        width: 100%;
    }

    /* ハンバーガーアニメーション */
    /* 閉じてる状態（通常時）の上下の線の位置と左右の軸を固定 */
    .menu-toggle .hamburger::before,
    .menu-toggle .hamburger::after {
        left: 0 !important;
        right: 0 !important;
        margin: auto !important;
    }

    /* 開いた状態（×印に変形時）のアニメーション設定 */
    .menu-toggle.open .hamburger {
        background-color: transparent !important;
        /* 真ん中の線を透明化 */
    }

    .menu-toggle.open .hamburger::before {
        transform: rotate(45deg);
        top: 0;
        left: 0 !important;
        /* 回転したときも左軸のズレを許さない固定 */
    }

    .menu-toggle.open .hamburger::after {
        transform: rotate(-45deg);
        bottom: 0;
        left: 0 !important;
    }

    /* 企業理念 */
    .philosophy-grid,
    .guidelines-list,
    .concept-grid {
        grid-template-columns: 1fr;
    }

    .guidelines-box {
        padding: 30px 20px;
    }

    .philosophy-card {
        padding: 40px 24px;
    }


    /* 問い合わせ */
    .contact-form {
        padding: 30px 20px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .form-group.full-width {
        grid-column: span 1;
    }

    /* フッター */
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-links {
        justify-content: space-between;
    }

    .bottom-container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* ==========================================================================
   PRIVACY POLICY PAGE STYLES (個人情報保護方針ページ専用)
   ========================================================================== */

/* ガラスモーフィズムを採用した文書コンテンツエリアの余白 */
.privacy-wrapper {
    max-width: 840px;
    margin: 120px auto 80px auto;
    /* ヘッダーとの被りを防ぐため上の余白を多めに確保 */
    padding: 0 24px;
}

/* プライバシーポリシー用のガラスパネル内のパディング */
.privacy-wrapper .glass-panel {
    padding: 60px 50px;
}

/* 制定日などのメタテキスト */
.privacy-meta-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: right;
    margin-bottom: 20px;
}

/* 規約文の見出し（h2）のアンダーライン装飾 */
.privacy-wrapper h2 {
    font-size: 1.4rem;
    margin: 40px 0 16px 0;
    position: relative;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-glass);
}

/* 規約文の本文と箇条書き */
.privacy-wrapper p,
.privacy-wrapper li {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.privacy-wrapper ul {
    padding-left: 20px;
    margin-bottom: 24px;
}

.privacy-wrapper li {
    list-style: square;
    margin-bottom: 8px;
}

/* 規約文内の文字リンクのインライン装飾 */
.privacy-wrapper a {
    color: var(--accent-primary);
    text-decoration: none;
    box-shadow: inset 0 -2px 0 var(--accent-glow);
    transition: color var(--transition-fast);
}

.privacy-wrapper a:hover {
    color: var(--accent-secondary);
}

/* スマホ・タブレット表示用のレスポンス対応（ブレイクポイント） */
@media (max-width: 600px) {
    .privacy-wrapper {
        margin: 80px auto 40px auto;
    }

    .privacy-wrapper .glass-panel {
        padding: 30px 20px;
    }

    .privacy-wrapper h1 {
        font-size: 1.7rem;
    }

    .privacy-wrapper h2 {
        font-size: 1.2rem;
    }
}