:root {
    --dino-green: #8cc63f;
    --soft-green: #f0f7e9;
    --dark-green: #4a6d23;
    --accent-orange: #ff9900;
    --white: #ffffff;
    --content-width: 1200px;
    --header-height: 80px;
}

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

body {
    font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif;
    color: #333;
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ヘッダー */
header {
    background: var(--white);
    padding: 0 5%;
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--dino-green);
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo span {
    font-size: 2.2rem;
    margin-right: 10px;
}

.menu-btn {
    width: 50px;
    height: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border: none;
    background: var(--soft-green);
    border-radius: 8px;
    position: relative;
    z-index: 10001;
}

.menu-btn span {
    display: block;
    width: 30px;
    height: 3px;
    background: var(--dark-green);
    margin: 4px 0;
    transition: 0.3s;
}

.menu-btn.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
}

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

.menu-btn.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.4s;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav-menu {
    list-style: none;
    text-align: center;
}

.nav-menu li {
    margin: 30px 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-green);
    font-size: 1.8rem;
    font-weight: bold;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--dino-green);
}

/* メインコンテンツのトップマージン */
main {
    margin-top: var(--header-height);
}

/* ヒーローセクション */
.hero {
    background: linear-gradient(135deg, rgba(74, 109, 35, 0.4) 0%, rgba(74, 109, 35, 0.5) 100%),
                url('../images/hero-bg.png') center center / cover no-repeat;
    color: white;
    padding: 120px 5% 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* フォールバック：画像がない場合のグラデーション */
.hero.no-image {
    background: linear-gradient(135deg, var(--dino-green) 0%, var(--dark-green) 100%);
}

.hero::before {
    content: '🦖';
    position: absolute;
    font-size: 20rem;
    opacity: 0.05;
    right: -50px;
    bottom: -50px;
    transform: rotate(-15deg);
    z-index: 0;
}

.hero > * {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0,0,0,0.6);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.hero .subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    font-weight: bold;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.btn {
    display: inline-block;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.btn-primary {
    background: var(--accent-orange);
    color: white;
}

.btn-secondary {
    background: white;
    color: var(--dark-green);
}

/* セクション共通 */
.section {
    padding: 100px 5%;
    max-width: var(--content-width);
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    color: var(--dark-green);
    margin-bottom: 60px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--dino-green);
}

/* 特徴セクション */
.features {
    background: var(--soft-green);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--dark-green);
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    line-height: 1.8;
}

/* ステップカード */
.step-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.step-card {
    background: var(--white);
    border: 3px solid var(--soft-green);
    border-radius: 20px;
    padding: 50px 30px 40px;
    position: relative;
    text-align: center;
}

.step-num {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--dino-green);
    color: white;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.3rem;
}

.step-card h3 {
    color: var(--dark-green);
    margin: 20px 0 15px;
    font-size: 1.3rem;
}

.icon-dino {
    font-size: 3rem;
    display: block;
}

/* 実績セクション */
.results {
    background: var(--soft-green);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    text-align: center;
}

.result-item {
    background: white;
    padding: 40px 20px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.result-number {
    font-size: 3.5rem;
    font-weight: bold;
    color: var(--dino-green);
    margin-bottom: 10px;
}

.result-label {
    font-size: 1.2rem;
    color: var(--dark-green);
    font-weight: bold;
}

/* ビフォーアフターセクション */
.before-after {
    background: white;
}

.ba-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.ba-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.ba-images {
    display: flex;
    position: relative;
    height: 250px;
}

.ba-image {
    width: 50%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

.ba-label {
    position: absolute;
    bottom: 10px;
    padding: 5px 15px;
    font-size: 0.85rem;
    color: white;
    font-weight: bold;
    border-radius: 5px;
}

.label-before {
    right: 10px;
    background: #666;
}

.label-after {
    left: 10px;
    background: var(--accent-orange);
}

.ba-description {
    padding: 20px;
}

.ba-description h4 {
    color: var(--dark-green);
    margin-bottom: 10px;
}

/* 料金表 */
.pricing {
    background: var(--soft-green);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.pricing-card:hover {
    transform: translateY(-10px);
}

.pricing-card h3 {
    color: var(--dark-green);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--dino-green);
    margin: 20px 0;
}

.price-note {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    border-bottom: 1px solid #eee;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--dino-green);
    font-weight: bold;
    font-size: 1.2rem;
}

/* 収益モデルセクション */
.revenue {
    background: var(--soft-green);
}

.revenue-table {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.revenue-table table {
    width: 100%;
    border-collapse: collapse;
}

.revenue-table th,
.revenue-table td {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.revenue-table th {
    background: var(--dino-green);
    color: white;
    font-weight: bold;
}

.revenue-table tr:hover {
    background: var(--soft-green);
}

.highlight {
    font-weight: bold;
    color: var(--dino-green);
    font-size: 1.3rem;
}

/* 募集要項セクション */
.requirements {
    background: white;
}

.req-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.req-card {
    background: var(--soft-green);
    padding: 30px;
    border-radius: 15px;
    border-left: 5px solid var(--dino-green);
}

.req-card h3 {
    color: var(--dark-green);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.req-card ul {
    list-style: none;
    padding-left: 0;
}

.req-card li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
}

.req-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--dino-green);
    font-weight: bold;
}

/* FAQ */
.faq {
    background: var(--soft-green);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.faq-question {
    padding: 25px;
    font-weight: bold;
    color: var(--dark-green);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: var(--soft-green);
}

.faq-question::before {
    content: 'Q';
    display: inline-block;
    background: var(--dino-green);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    text-align: center;
    line-height: 30px;
    margin-right: 15px;
    flex-shrink: 0;
}

.faq-answer {
    padding: 0 25px 25px 70px;
    color: #666;
    line-height: 1.8;
}

/* 対応エリア */
.service-area {
    background: white;
}

.area-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.area-card {
    background: var(--soft-green);
    padding: 30px 20px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid var(--dino-green);
    transition: transform 0.3s, box-shadow 0.3s;
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.area-card h3 {
    color: var(--dark-green);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.area-card .area-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.area-card ul {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

.area-card li {
    padding: 8px 0;
    color: #666;
    border-bottom: 1px solid rgba(140, 198, 63, 0.2);
}

.area-card li:last-child {
    border-bottom: none;
}

.area-coming-soon {
    background: #f5f5f5;
    border: 2px dashed #ccc;
    opacity: 0.7;
}

.area-coming-soon h3 {
    color: #999;
}

/* 会社情報 */
.company {
    background: white;
}

.company-info {
    max-width: 800px;
    margin: 0 auto;
    background: var(--soft-green);
    padding: 40px;
    border-radius: 15px;
}

.company-table {
    width: 100%;
    border-collapse: collapse;
}

.company-table th,
.company-table td {
    padding: 20px;
    border-bottom: 1px solid #ddd;
    text-align: left;
}

.company-table th {
    color: var(--dark-green);
    font-weight: bold;
    width: 30%;
}

/* お問い合わせCTA */
.contact-cta {
    background: var(--dark-green);
    color: white;
    text-align: center;
    padding: 100px 5%;
}

.contact-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
}

.contact-cta p {
    font-size: 1.3rem;
    margin-bottom: 40px;
}

/* バッジ */
.patent-badge {
    background: var(--white);
    border: 2px solid var(--dino-green);
    color: var(--dino-green);
    display: inline-block;
    padding: 8px 25px;
    border-radius: 30px;
    font-weight: bold;
    margin: 20px 0;
    font-size: 1rem;
}

/* フッター */
footer {
    background: var(--soft-green);
    padding: 60px 5% 30px;
    text-align: center;
}

.footer-content {
    max-width: var(--content-width);
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--dark-green);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--dino-green);
}

.copyright {
    color: #666;
    font-size: 0.9rem;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #ddd;
}

/* ビジョンセクション */
.vision {
    background: white;
    text-align: center;
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
}

.vision-message {
    font-size: 2rem;
    color: var(--dark-green);
    font-weight: bold;
    margin-bottom: 30px;
    line-height: 1.6;
}

.vision-subtitle {
    font-size: 1.3rem;
    color: var(--dino-green);
    margin-bottom: 20px;
}

/* フォーム */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    font-weight: bold;
    color: var(--dark-green);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.form-group label .required {
    color: #ff0000;
    margin-left: 5px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

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

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

.form-group .form-note {
    font-size: 0.9rem;
    color: #666;
    margin-top: 5px;
}

.checkbox-group {
    margin-top: 15px;
}

.checkbox-group label {
    font-weight: normal;
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.checkbox-group input[type="checkbox"] {
    margin-right: 10px;
    width: 20px;
    height: 20px;
}

.form-actions {
    margin-top: 40px;
    text-align: center;
}

.form-actions .btn {
    min-width: 250px;
    font-size: 1.2rem;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .form-container {
        padding: 30px 20px;
    }
}
    :root {
        --header-height: 70px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero .subtitle {
        font-size: 1.2rem;
    }

    .section {
        padding: 60px 5%;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .vision-message {
        font-size: 1.5rem;
    }

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

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .company-table th {
        width: 40%;
    }

    .revenue-table th,
    .revenue-table td {
        padding: 12px 8px;
        font-size: 0.9rem;
    }

    .nav-menu a {
        font-size: 1.5rem;
    }

    .price {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.4rem;
    }

    .logo span {
        font-size: 1.8rem;
    }

    .hero h1 {
        font-size: 1.6rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .company-table th,
    .company-table td {
        display: block;
        width: 100%;
        padding: 10px;
    }

    .company-table th {
        background: var(--dino-green);
        color: white;
        border-bottom: none;
    }

    .price {
        font-size: 2rem;
    }
}