/* =============================================
   メインスタイルシート - 神経科学×コーチングウェブサイト
   ============================================= */

/* =================
   基本設定
   ================= */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Open+Sans:wght@300;400;600;700&display=swap');

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

html, body {
    font-family: 'Noto Sans JP', 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #333;
    background-color: #fff;
    scroll-behavior: smooth;
}

/* =================
   見出し・テキスト・リンク
   ================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1em;
    color: #333;
}

h1 {
    font-size: 3em;
}

h2 {
    font-size: 2.2em;
}

h3 {
    font-size: 1.6em;
}

p {
    margin-bottom: 1.5em;
}

a {
    color: #3a8d9e;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #2c9b64;
}

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

/* =================
   コンテナとレイアウト
   ================= */
.inner {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 3em 0;
}

.wrapper {
    padding: 3em 0;
    background-color: #fff;
}

.wrapper.style-light {
    background-color: #f8f9fa;
}

.wrapper.style-green {
    background-color: #f0f9f4;
}

.wrapper.style-blue {
    background-color: #ebf6ff;
}

.wrapper.style-accent {
    background-color: #fff;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
    border-radius: 10px;
    margin: 3em auto;
    max-width: 1300px;
}

.wrapper.style-philosophy {
    background-color: #f8fcf9;
    position: relative;
    padding: 5em 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.wrapper.style-highlight {
    background-color: #f8f9fb;
    position: relative;
    overflow: hidden;
    padding: 5em 0;
}

.wrapper.style-process {
    background-color: #f8f9fa;
    position: relative;
    overflow: hidden;
    padding: 5em 0;
}

/* =================
   ヘッダー・ナビゲーション
   ================= */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    padding: 1em 2em;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: all 0.3s ease;
}

#header.scrolled {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 0.8em 2em;
}

.logo {
    font-weight: 700;
    font-size: 1.25em;
}

.logo a {
    color: #333;
    text-decoration: none;
}

.logo span {
    font-weight: 400;
    font-size: 0.8em;
    color: #777;
}

#nav {
    display: flex;
    align-items: center;
    margin-left: auto; /* ←この行を追加 */
}

#nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

#nav ul li {
    margin-left: 2em;
}

#nav ul li a {
    color: #555;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 0.5em 0;
    transition: all 0.3s ease;
}

#nav ul li a::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(to right, #3498db, #2ecc71);
    transition: width 0.3s ease, transform 0.3s ease;
    transform-origin: left;
}

#nav ul li a:hover {
    color: #2c9b64;
    transform: translateY(-3px);
}

#nav ul li a:hover::before {
    width: 100%;
}

#nav ul li.current a {
    color: #2c9b64;
    font-weight: 600;
}

#nav ul li.current a::before {
    width: 100%;
    background: linear-gradient(to right, #3498db, #2ecc71);
}

.nav-toggle {
    display: none;
    width: 30px;
    height: 30px;
    position: relative;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #333;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-toggle span:nth-child(1) {
    top: 5px;
}

.nav-toggle span:nth-child(2) {
    top: 14px;
}

.nav-toggle span:nth-child(3) {
    top: 23px;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* =================
   ボタンスタイル
   ================= */
.button {
    display: inline-block;
    padding: 0.75em 1.5em;
    background-color: #2c9b64;
    color: #fff !important;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 10px rgba(44, 155, 100, 0.2);
}

.button:hover {
    background-color: #1e8a53;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(44, 155, 100, 0.3);
}

.button.primary {
    background-color: #2c9b64;
}

.button.secondary {
    background-color: #3498db;
    box-shadow: 0 4px 10px rgba(52, 152, 219, 0.2);
}

.button.secondary:hover {
    background-color: #2980b9;
    box-shadow: 0 6px 15px rgba(52, 152, 219, 0.3);
}

.button.large {
    font-size: 1.2em;
    padding: 1em 2em;
}

.button.session100 {
    background-color: #ff6b35;
    box-shadow: 0 4px 10px rgba(255, 107, 53, 0.3);
}

.button.session100:hover {
    background-color: #e55a2b;
    box-shadow: 0 6px 15px rgba(255, 107, 53, 0.4);
}

/* =================
   お問い合わせフォーム
   ================= */
.contact-note {
    max-width: 600px;
    margin: 2em auto 0;
    padding: 1.5em;
    background-color: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid #2c9b64;
}

.contact-note p {
    margin-bottom: 0.5em;
    color: #555;
}

.contact-note p:last-child {
    margin-bottom: 0;
}

/* =================
   ヒーローセクション
   ================= */
#banner {
    position: relative;
    padding: 12em 0 8em 0;
    text-align: center;
    color: #fff;
    overflow: hidden;
    height: 100vh;
    min-height: 650px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    transition: transform 0.5s ease-out;
    background-attachment: fixed;
    z-index: 1;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 2;
}

#banner .inner {
    position: relative;
    z-index: 3;
    padding: 0;
}

#banner h1 {
    font-size: 4.0em;
    margin-bottom: 0.2em;
    color: #fff;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.8), 0 2px 4px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

#banner h2.subtitle {
    font-size: 2em;
    margin-top: 0.8em;
    margin-bottom: 0.3em;
    font-weight: 500;
    color: #fff;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.8), 0 2px 4px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

#banner p {
    font-size: 1.3em;
    margin-bottom: 2em;
    color: #fff;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.8), 0 2px 4px rgba(0, 0, 0, 0.8);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

#banner .actions {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease;
}

#banner h1.visible,
#banner h2.visible,
#banner p.visible,
#banner .actions.visible {
    opacity: 1;
    transform: translateY(0);
}

.actions {
    display: flex;
    justify-content: center;
    gap: 1em;
    list-style: none;
    margin-top: 2em;
}

/* =================
   セクションヘッダー
   ================= */
header.major {
    text-align: center;
    margin-bottom: 2em;
}

header.major h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 0.5em;
    margin-bottom: 0.5em;
}

header.major h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #3498db, #2ecc71);
}

header.major p {
    margin-top: 0.5em;
    font-size: 1.2em;
    color: #777;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header {
    text-align: center;
    margin-bottom: 2em;
}

.section-header h2 {
    font-size: 2.2em;
    margin-bottom: 0.3em;
    color: #333;
}

.section-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, #3498db, #2ecc71);
    margin: 0.5em auto 1em;
}

.section-subtitle {
    font-size: 1.2em;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* =================
   問題提起セクション
   ================= */
.clean-problems-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3em;
    margin: 3em 0;
    align-items: center;
}

.problem-image-area {
    display: flex;
    justify-content: center;
    align-items: center;
}

.problem-image-area img {
    width: 100%;
    max-width: 350px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.5s ease;
}

/* .problem-image-area:hover img {
    transform: scale(1.05);
} */

.problem-list-area {
    width: 100%;
    color: #2c9b64;
}

.problem-list {
    display: flex;
    flex-direction: column;
    gap: 1.5em;
}

.problem-item {
    display: flex;
    background-color: white;
    border-radius: 10px;
    padding: 1.2em;
    margin-bottom: 1em;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    align-items: center;
}

/* .problem-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
} */

.problem-icon {
    flex: 0 0 60px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 0.3em;
}

.problem-icon i {
    font-size: 2.5em;
    color: #2c9b64;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin-right: 20px;
}

.problem-icon.with-bg i {
    background-color: rgba(44, 155, 100, 0.1);
    border-radius: 50%;
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.problem-icon i.fa-exclamation-triangle {
    color: #e74c3c;
}

.problem-icon i.fa-question-circle {
    color: #f39c12;
}

.problem-icon i.fa-puzzle-piece {
    color: #3498db;
}

.problem-icon i.fa-eye-slash {
    color: #9b59b6;
}

/* .problem-item:hover .problem-icon i {
    transform: scale(1.1);
} */

.problem-content {
    flex: 1;
}

.problem-content strong {
    color: #2c9b64;
}

.problem-content h3 {
    color: #2c3e50;
    margin: 0 0 0.2em 0;
    font-size: 1.3em;
    line-height: 1.3;
}

.problem-content p {
    margin: 0;
    color: #555;
    line-height: 1.6;
}

.problems-conclusion {
    text-align: center;
    max-width: 800px;
    margin: 2em auto 3em;
    padding: 1.8em;
    background-color: #f0f9f4;
    border-radius: 10px;
    border-left: 7px solid #2c9b64;
    border-right: 7px solid #2c9b64;
}

.problems-conclusion p {
    font-size: 1.2em;
    margin-bottom: 0.8em;
    line-height: 1.6;
}

.problems-conclusion p:last-child {
    margin-bottom: 0;
}

.problems-conclusion strong {
    color: #2c9b64;
}

/* =================
   特徴・能力セクション
   ================= */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2em;
    margin-top: 2em;
    margin-bottom: 2em;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.feature-item {
    text-align: center;
    padding: 2em;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                box-shadow 0.5s ease;
    opacity: 0;
    transform: translateY(30px);
}

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

/* .feature-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
} */

.icon.major {
    display: inline-block;
    width: 5em;
    height: 5em;
    line-height: 5em;
    border-radius: 50%;
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: #fff;
    font-size: 1.25em;
    margin-bottom: 1em;
    transition: all 0.3s ease;
}

/* .feature-item:hover .icon.major {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, #2980b9, #27ae60);
} */

/* =================
   法人向けページ：3つの能力セクション
   ================= */
.corporate-abilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2em;
    margin: 2em 0;
}

.corporate-ability-item {
    text-align: center;
    padding: 2em;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* .corporate-ability-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
} */

.corporate-ability-item .icon.major {
    display: inline-block;
    width: 4em;
    height: 4em;
    line-height: 4em;
    border-radius: 50%;
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: #fff;
    font-size: 1.5em;
    margin-bottom: 1em;
    transition: all 0.3s ease;
}

/* .corporate-ability-item:hover .icon.major {
    transform: scale(1.1);
    background: linear-gradient(135deg, #2980b9, #27ae60);
} */

.corporate-ability-item h3 {
    font-size: 1.3em;
    margin-bottom: 0.5em;
    color: #2c3e50;
}

.corporate-ability-item h3 small {
    display: block;
    font-size: 0.8em;
    color: #777;
    font-weight: normal;
    margin-top: 0.3em;
}

.corporate-ability-item p {
    margin: 0;
    color: #555;
    line-height: 1.6;
}

.corporate-key-message {
    text-align: center;
    margin: 3em 0;
    padding: 2em;
    background-color: #f0f9f4;
    border-radius: 10px;
    border-left: 5px solid #2c9b64;
    border-right: 5px solid #2c9b64;
}

.corporate-key-message h3 {
    color: #2c9b64;
    margin-bottom: 1em;
    font-size: 1.4em;
}

.corporate-key-message p {
    font-size: 1.1em;
    margin: 0;
    line-height: 1.7;
}

/* =================
   神経科学セクション
   ================= */
.intro-text {
    text-align: center;
    margin-bottom: 2em;
}

.intro-text h3 {
    font-size: 1.5em;
    color: #2c3e50;
    margin: 0;
}

.principles-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3em;
    margin-bottom: 3em;
    align-items: center;
}

.principles-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5em;
}

.principle-card {
    display: flex;
    align-items: flex-start;
    background-color: #fff;
    border-radius: 10px;
    padding: 1.5em;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* .principle-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
} */

.principle-icon {
    flex: 0 0 60px;
    height: 60px;
    margin-right: 1em;
    background-color: rgba(52, 152, 219, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.principle-icon i {
    font-size: 1.8em;
    color: #3498db;
}

.principle-content {
    flex: 1;
}

.principle-content strong {
    color: red;
    font-weight: normal;
}

.principle-content h4 {
    font-size: 1.2em;
    margin: 0 0 0.5em;
    color: #2c3e50;
}

.principle-content p {
    margin: 0;
    line-height: 1.6;
    color: #555;
}

.brain-image {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    align-self: center;
    margin: auto 0;
}

.brain-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 0.8em;
    text-align: center;
    font-size: 0.9em;
    color: #555;
}

.key-points-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 2em;
}

.key-points-container {
    max-width: 800px;
    width: 100%;
}

.key-point {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.2em;
}

.key-point-icon {
    flex: 0 0 30px;
    color: #2c9b64;
    margin-right: 1em;
    font-size: 1.3em;
}

.key-point-text {
    flex: 1;
    line-height: 1.6;
    color: #333;
}

.conclusion-wrapper {
    display: flex;
    justify-content: center;
}

.conclusion-container {
    max-width: 800px;
    width: 100%;
    background-color: #f0f9f4;
    border-radius: 10px;
    padding: 1.8em;
    border-left: 5px solid #2c9b64;
    margin-top: 1em;
}

.conclusion-container p {
    margin: 0;
    line-height: 1.7;
    color: #333;
    font-size: 1.05em;
}

/* =================
   コーチングセクション
   ================= */
.coaching-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3em;
    align-items: center;
    background-color: #fff;
    border-radius: 10px;
    padding: 2em;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
}

.coaching-content strong {
    color: #2c9b64;
}

.coaching-image {
    position: relative;
    overflow: hidden;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.coaching-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    transition: transform 0.5s ease;
}

/* .coaching-container:hover .coaching-image img {
    transform: scale(1.03);
} */

.coaching-content {
    padding: 1em 0;
}

.coaching-content h3 {
    font-size: 1.4em;
    color: #3498db;
    margin-top: 1.2em;
    margin-bottom: 0.5em;
}

.coaching-content h3:first-child {
    margin-top: 0;
}

.coaching-content p {
    margin-bottom: 1em;
    line-height: 1.7;
    color: #333;
}

/* =================
   プロセスセクション
   ================= */
.process-container {
    max-width: 800px;
    margin: 3em auto 0;
    position: relative;
}

.process-item {
    display: flex;
    background-color: #fff;
    border-radius: 10px;
    padding: 2em;
    margin-bottom: 2em;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* .process-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
} */

.process-number {
    font-size: 2.5em;
    font-weight: 700;
    color: #3498db;
    opacity: 0.7;
    line-height: 1;
    margin-right: 0.8em;
    min-width: 70px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.process-content {
    flex: 1;
}

.process-content h3 {
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 0.5em;
    font-size: 1.4em;
}

.process-content p {
    margin: 0;
    color: #555;
    line-height: 1.7;
}

.process-arrow {
    text-align: center;
    margin: 0 auto 1.5em;
    height: 30px;
    width: 30px;
    position: relative;
    z-index: 4;
}

.process-arrow:after {
    content: '';
    width: 0; 
    height: 0; 
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 15px solid #2c9b64;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.process-result {
    display: flex;
    background: linear-gradient(135deg, #ebf6ff, #f0f9f4);
    border-radius: 10px;
    padding: 2em;
    margin-top: 2em;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(44, 155, 100, 0.2);
}

.result-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    margin-right: 1.5em;
}

.result-icon .icon {
    font-size: 3em;
    color: #2c9b64;
}

.result-content h3 {
    color: #2c9b64;
    margin-top: 0;
    margin-bottom: 0.5em;
    font-size: 1.6em;
}

.result-content p {
    margin: 0;
    color: #333;
    line-height: 1.7;
}

/* =================
   成功事例・お客様の声
   ================= */
.testimonials-grid {
    display: flex;
    flex-direction: column;
    gap: 3em;
    margin: 3em 0;
}

.testimonial-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2em;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    background-color: #fff;
}

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

.testimonial-item.reverse {
    direction: rtl;
}

.testimonial-item.reverse .testimonial-content {
    direction: ltr;
}

.testimonial-content {
    padding: 3em;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.testimonial-image {
    height: 100%;
    min-height: 300px;
    background-size: cover;
    background-position: center;
}

.testimonial-item blockquote {
    position: relative;
    font-style: italic;
    border-left: none;
    padding: 0 0 0 2em;
}

.testimonial-item blockquote::before {
    content: '\201C';
    font-size: 4em;
    color: rgba(44, 155, 100, 0.2);
    position: absolute;
    left: -0.2em;
    top: -0.5em;
}

.testimonial-item blockquote p {
    font-size: 1.1em;
    margin-bottom: 1em;
}

.testimonial-item blockquote footer {
    font-style: normal;
    font-weight: 600;
    text-align: right;
}

.testimonial-item blockquote footer cite {
    font-style: normal;
    color: #777;
}

/* 法人向け：変革事例のケーススタディスタイル */
.case-content {
    margin-top: 1em;
}

.case-content .challenge,
.case-content .approach,
.case-content .results {
    margin-bottom: 1.5em;
    padding-bottom: 1em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.case-content .results {
    border-bottom: none;
}

.case-content h4 {
    color: #fff;
    margin-bottom: 0.5em;
    font-size: 1.1em;
    opacity: 0.9;
}

.case-content p {
    margin: 0;
    line-height: 1.6;
}

/* =================
   サービス概要
   ================= */
.service-item {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3em;
    margin-bottom: 4em;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.service-item.reverse {
    grid-template-columns: 1.5fr 1fr;
    direction: rtl;
}

.service-item.reverse .service-content {
    direction: ltr;
}

.service-image {
    height: 100%;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

/* .service-item:hover .service-image img {
    transform: scale(1.05);
} */

.service-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2em;
}

.service-content h3 {
    margin-top: 0;
    font-size: 1.8em;
    margin-bottom: 0.7em;
    color: #2c3e50;
}

.service-content p {
    margin-bottom: 1.5em;
    font-size: 1.1em;
}

/* プログラム詳細 */
.program-details {
    margin: 1em 0;
}

.program-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.program-details li {
    margin-bottom: 0.5em;
    padding-left: 1.5em;
    position: relative;
}

.program-details li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #2c9b64;
    font-size: 0.8em;
}

/* =================
   プロフィール
   ================= */
.profile-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3em;
    align-items: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

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

.profile-image img {
    width: 90%;
    max-width: 400px;
    border-radius: 50%;
    margin: 0 auto;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-image img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.profile-content h3 {
    margin-top: 0;
    color: #2c3e50;
    font-size: 1.8em;
    margin-bottom: 0.3em;
}

.profile-content .subtitle {
    font-size: 1.1em;
    color: #777;
    margin-bottom: 1.5em;
    font-weight: 500;
}

/* =================
   想い・理念セクション
   ================= */
.philosophy-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3em;
    align-items: center;
}

.philosophy-content {
    padding: 1em 0;
}

.philosophy-content h3 {
    font-size: 1.8em;
    color: #2c9b64;
    margin-bottom: 0.8em;
    line-height: 1.4;
}

.philosophy-content p {
    margin-bottom: 1em;
    line-height: 1.7;
    font-size: 10pt;
}

.philosophy-content .title {
    font-size: larger;
}

.philosophy-content .contents {
    font-size: 12pt;
    margin-right: 1.5em;
    margin-left: 1.5em;
}

.philosophy-content strong {
    color: #2c9b64;
}

.philosophy-image-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-left: auto;
    max-width: 300px;
}

.philosophy-image {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    width: 100%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 1em;
}

.philosophy-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    transition: transform 0.5s ease;
}

.philosophy-caption {
    text-align: center;
    width: 100%;
    margin-top: 0.5em;
}

.philosophy-caption .title {
    font-weight: 600;
    color: #3498db;
    margin-bottom: 0.2em;
    font-size: 1.1em;
}

.philosophy-caption .name {
    color: #333;
    font-size: 1em;
    margin: 0;
}

/* =================
   お問い合わせフォーム
   ================= */
.contact-form {
    background-color: #fff;
    border-radius: 10px;
    padding: 3em;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    max-width: 900px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 2em;
    margin-bottom: 1.5em;
}

.form-group {
    margin-bottom: 1.5em;
    width: 100%;
}

.form-group.half {
    width: 50%;
}

.form-group label {
    display: block;
    margin-bottom: 0.7em;
    font-weight: 600;
    color: #2c3e50;
}

input[type="text"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 1em;
    background-color: #f7f9fc;
    border: 1px solid #e1e8f0;
    border-radius: 5px;
    font-size: 1em;
    color: #333;
    transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
    background-color: #fff;
}

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

.form-actions {
    display: flex;
    justify-content: center;
    gap: 1em;
    margin-top: 2em;
}

/* コンタクトページ専用 */
.contact-page #banner {
    min-height: 50vh;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3em;
    margin: 2em 0;
}

.contact-info {
    background-color: #f8f9fa;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.contact-info h3 {
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 1em;
}

.contact-method {
    margin-bottom: 1.5em;
    padding-bottom: 1.5em;
    border-bottom: 1px solid #eee;
}

.contact-method:last-child {
    border-bottom: none;
}

.contact-method .icon {
    font-size: 1.5em;
    color: #3498db;
    margin-right: 0.5em;
    display: inline-block;
    vertical-align: middle;
}

.contact-method h4 {
    display: inline-block;
    margin: 0 0 0.5em 0;
    font-size: 1.2em;
    vertical-align: middle;
}

.contact-method p {
    margin: 0;
    color: #555;
}

.contact-types h4 {
    margin-bottom: 0.5em;
}

.contact-types ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.contact-types li {
    margin-bottom: 0.3em;
    padding-left: 1.5em;
    position: relative;
}

.contact-types li:before {
    content: '\f054';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: #2c9b64;
    font-size: 0.8em;
    top: 0.5em;
}

/* index.htmlのコンタクトセクション */
.contact-intro {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.contact-features {
    display: flex;
    justify-content: space-between;
    gap: 2em;
    margin: 3em 0;
}

.contact-feature {
    flex: 1;
    background-color: #fff;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* .contact-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
} */

.contact-feature .icon {
    font-size: 2.5em;
    color: #3498db;
    margin-bottom: 0.5em;
    display: block;
}

.contact-feature h3 {
    font-size: 1.3em;
    margin-bottom: 0.5em;
    color: #2c3e50;
}

.contact-feature p {
    margin: 0;
    color: #555;
}

.contact-action {
    margin: 2em 0;
}

.contact-quick-links {
    margin-top: 2em;
}

.contact-quick-links p {
    margin-bottom: 0.5em;
    color: #777;
}

.contact-quick-links .actions {
    justify-content: center;
}

/* アクセス情報 */
.access-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3em;
    margin: 2em 0;
}

.access-info {
    padding: 2em;
    background-color: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.access-info h3 {
    margin-top: 0;
    color: #2c3e50;
}

.access-map {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.access-map img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}

.map-caption {
    margin-top: 1em;
    text-align: center;
    font-size: 0.9em;
    color: #777;
}

/* =================
   Q&A セクション
   ================= */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 2em;
    border-bottom: 1px solid #eee;
    padding-bottom: 2em;
}

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

.question {
    cursor: pointer;
    padding: 1em 1em 1em 3em;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 5px;
    background-color: #f9f9f9;
}

.question:hover {
    background-color: #f0f9f4;
}

.question h3 {
    margin: 0;
    color: #2c9b64;
    font-size: 1.2em;
    font-weight: 600;
}

.question::before {
    content: 'Q';
    position: absolute;
    left: 1em;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 700;
    color: #3498db;
    font-size: 1.2em;
}

.answer {
    padding: 1.5em 1em 1em 3em;
    position: relative;
    display: none;
    animation: fadeDown 0.5s ease;
}

.answer::before {
    content: 'A';
    position: absolute;
    left: 1em;
    top: 1.5em;
    font-weight: 700;
    color: #2c9b64;
    font-size: 1.2em;
}

.answer p:last-child {
    margin-bottom: 0;
}

/* =================
   その他のコンポーネント
   ================= */
.back-to-top-container {
    text-align: center;
    padding: 30px 0;
    background-color: #f8f9fa;
    border-top: 1px solid #eee;
}

.back-to-top-btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: #2c9b64;
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    transition: background-color 0.3s;
}

.back-to-top-btn:hover {
    background-color: #3498db;
    color: white;
}

.back-to-top-btn i {
    margin-right: 8px;
}

/* =================
   フッター
   ================= */
#footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 4em 0 2em;
}

#footer .inner {
    padding: 3em 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3em;
    margin-bottom: 2em;
}

.footer-info h3 {
    color: #fff;
    margin-top: 0;
    font-size: 1.5em;
    margin-bottom: 1em;
}

.footer-info p {
    margin-bottom: 0.5em;
    color: rgba(255, 255, 255, 0.7);
}

.footer-info li {
    margin-left: 1.5em;
}

.footer-links h4, 
.footer-social h4 {
    color: #fff;
    margin-top: 0;
    font-size: 1.2em;
    margin-bottom: 1em;
}

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

.footer-links li {
    margin-bottom: 0.5em;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-social .icons {
    display: flex;
    gap: 1em;
}

.footer-social .icon {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5em;
    transition: color 0.3s, transform 0.3s;
}

.footer-social .icon:hover {
    color: #fff;
    /* transform: translateY(-3px); */
}

.copyright {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2em;
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.5);
}

/* =================
   背景画像設定
   ================= */
.philosophy-bg,
.coaching-bg,
.process-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    opacity: 0.3; /* 0.1から0.3に変更 - 背景画像をもう少し濃く */
}

.philosophy-overlay,
.coaching-bg + .overlay,
.process-bg + .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.3); /* 0.8から0.3に変更 - オーバーレイを薄く */
    z-index: 2;
}

.wrapper.style-philosophy .inner,
.wrapper.style-highlight .inner,
.wrapper.style-process .inner {
    position: relative;
    z-index: 3;
}

/* =================
   アニメーション
   ================= */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* =================
   レスポンシブ対応：タブレット（980px以下）
   ================= */
@media screen and (max-width: 1280px) {
    .clean-problems-layout {
        gap: 2em;
    }
}

@media screen and (max-width: 980px) {
    .inner {
        width: 90%;
        padding: 4em 0;
    }
    
    h1 {
        font-size: 2.7em;
    }
    
    h2 {
        font-size: 2em;
    }
    
    #banner {
        padding: 10em 0 6em;
        height: auto;
        min-height: 600px;
    }
    
    .clean-problems-layout {
        grid-template-columns: 1fr;
        gap: 2em;
    }
    
    .problem-image-area {
        margin-bottom: 1em;
    }
    
    .problem-image-area img {
        max-width: 300px;
    }
    
    .principles-container {
        grid-template-columns: 1fr;
        gap: 2em;
    }
    
    .brain-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .coaching-container {
        grid-template-columns: 1fr;
        gap: 2em;
        padding: 1.5em;
    }
    
    .coaching-image {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .coaching-content {
        order: 1;
    }
    
    .service-item,
    .service-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .service-content {
        padding: 1em 0;
    }
    
    .testimonial-item,
    .testimonial-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }
    
    .testimonial-image {
        min-height: 250px;
    }
    
    .testimonial-content {
        padding: 2em;
    }
    
    .profile-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2em;
    }
    
    .profile-image {
        margin-bottom: 2em;
    }
    
    .philosophy-container {
        grid-template-columns: 1fr;
        gap: 2em;
    }
    
    .philosophy-image-container {
        order: -1;
        margin: 0 auto 2em;
        max-width: 250px;
    }
    
    .philosophy-content {
        order: 1;
        text-align: center;
    }
    
    .form-row {
        flex-direction: column;
        gap: 1em;
    }
    
    .form-group.half {
        width: 100%;
    }
    
    .contact-container, 
    .access-container {
        grid-template-columns: 1fr;
    }
    
    .contact-features {
        flex-direction: column;
    }
    
    .contact-feature {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2em;
    }
    
    /* 法人向けページ：タブレット対応 */
    .corporate-abilities-grid {
        grid-template-columns: 1fr;
        gap: 1.5em;
    }
    
    .corporate-ability-item {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .corporate-key-message {
        padding: 1.5em;
        margin: 2em 0;
    }
    
    /* ハンバーガーメニュー */
    .nav-toggle {
        display: block;
        margin-left: auto;
    }
    
    #nav {
        position: fixed;
        top: 0;
        right: -150px;
        width: 150px;
        height: 100vh;
        background-color: #fff;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.4s ease;
        z-index: 1000;
        padding-top: 70px;
        overflow-y: auto;
        margin-left: 0;
    }
    
    #nav.open {
        right: 0;
    }
    
    #nav ul {
        display: block;
        padding: 0 20px;
    }
    
    #nav ul li {
        margin: 0;
        padding: 0;
        border-bottom: 1px solid #eee;
    }
    
    #nav ul li a {
        display: block;
        padding: 15px 0;
        text-align: left;
    }
    
    #nav ul li a.button {
        margin: 15px 0;
        text-align: center;
    }
    
    .menu-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
    
    .menu-overlay.open {
        display: block;
    }

    .philosophy-bg,
    .coaching-bg,
    .process-bg {
        opacity: 0.05;
    }
}

/* =================
   レスポンシブ対応：スマートフォン（736px以下）
   ================= */
@media screen and (max-width: 736px) {
    .inner {
        width: 90%;
        padding: 3em 0;
    }
    
    #banner h1 {
        font-size: 2.3em;
    }
    
    #banner h2.subtitle {
        font-size: 1.5em;
    }
    
    #banner p {
        font-size: 1.1em;
    }
    
    #header {
        padding: 0.7em 1em;
        justify-content: space-between;    
    }
    
    .logo {
        font-size: 1.1em;
        position: static;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .problem-item {
        flex-direction: column;
        padding: 1.5em;
    }
    
    .problem-icon {
        margin-bottom: 1em;
        padding-top: 0;
        justify-content: flex-start;
    }
    
    .problems-conclusion {
        padding: 1.5em;
    }
    
    .principle-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .principle-icon {
        margin: 0 0 1em 0;
    }
    
    .key-point {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .key-point-icon {
        margin: 0 0 0.5em 0;
    }
    
    .coaching-image {
        max-width: 100%;
    }
    
    .coaching-container {
        padding: 1em;
    }
    
    .process-item {
        flex-direction: column;
        padding: 1.5em;
    }
    
    .process-number {
        margin-right: 0;
        margin-bottom: 0.5em;
        font-size: 2em;
    }
    
    .process-result {
        flex-direction: column;
        padding: 1.5em;
    }
    
    .result-icon {
        margin-right: 0;
        margin-bottom: 1em;
    }
    
    .result-content h3 {
        text-align: center;
    }
    
    .philosophy-content h3 {
        font-size: 1.5em;
    }
    
    .philosophy-caption .title {
        font-size: 1em;
    }
    
    .philosophy-caption .name {
        font-size: 0.9em;
    }
    
    .contact-form {
        padding: 2em;
    }
    
    
    /* 法人向けページ：スマートフォン対応 */
    .corporate-ability-item {
        padding: 1.5em;
    }
    
    .corporate-ability-item h3 {
        font-size: 1.2em;
    }
    
    .corporate-key-message {
        padding: 1.2em;
        margin: 1.5em 0;
    }
    
    .corporate-key-message h3 {
        font-size: 1.2em;
    }
    
    .corporate-key-message p {
        font-size: 1em;
    }

    .philosophy-bg,
    .coaching-bg,
    .process-bg {
        display: none;
    }
    
    .philosophy-overlay,
    .coaching-bg + .overlay,
    .process-bg + .overlay {
        display: none;
    }
}

/* =================
   レスポンシブ対応：小型スマートフォン（480px以下）
   ================= */
@media screen and (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    #banner {
        padding: 8em 0 4em;
        min-height: 500px;
    }
    
    .feature-item {
        padding: 1.5em;
    }
    
    .problem-item {
        padding: 1.2em;
    }
    
    .problems-conclusion {
        padding: 1.2em;
    }
    
    .contact-form {
        padding: 1.5em;
    }
    
    .footer-content {
        gap: 1.5em;
    }
}