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

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    padding-top: 0;
}

/* ヘッダー */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgb(255, 255, 255);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1.2rem 0;
}

.company-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: #003d66;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    line-height: 1.4;
    white-space: nowrap;
}

.company-name i {
    color: #0066cc;
    font-size: 1.2rem;
}

/* ヒーローセクション */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0;
    overflow: hidden;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    z-index: 0;
    display: block;
    min-width: 100%;
    min-height: 100%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 31, 63, 0.3), rgba(0, 61, 102, 0.2));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 2rem;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

.hero-button {
    display: inline-block;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, #00d4ff, #0066cc);
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.hero-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
    background: linear-gradient(135deg, #00e5ff, #0077dd);
}

/* コンテナ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* お問い合わせセクション */
.contact-section {
    padding: 6rem 0;
    background: linear-gradient(to bottom, #f8f9fa, #ffffff);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #003d66;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #00d4ff, #0066cc);
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    color: #666;
    margin-top: 1.5rem;
}

/* フォームスタイル */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: #003d66;
    margin-bottom: 0.5rem;
}

.form-label i {
    margin-right: 0.5rem;
    color: #0066cc;
}

.required {
    color: #e74c3c;
    font-weight: 700;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-family: 'Noto Sans JP', sans-serif;
}

.form-input:focus {
    outline: none;
    border-color: #00d4ff;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-input::placeholder {
    color: #999;
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
}

.submit-button {
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, #00d4ff, #0066cc);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
    background: linear-gradient(135deg, #00e5ff, #0077dd);
}

.submit-button i {
    margin-right: 0.5rem;
}

.form-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* フッター */
.footer {
    background: linear-gradient(135deg, #001f3f, #003d66);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    text-align: center;
    margin-bottom: 2rem;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-address,
.footer-phone,
.footer-email,
.footer-hours {
    font-size: 1rem;
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
}

.footer-address i,
.footer-phone i,
.footer-email i,
.footer-hours i {
    margin-right: 0.5rem;
    color: #00d4ff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    body {
        padding-top: 0;
    }

    .hero {
        height: 100vh;
    }

    .hero-bg-image {
        object-position: center center;
    }

    .company-name {
        font-size: 1.1rem;
    }

    .company-name i {
        font-size: 1rem;
    }

    .header-content {
        padding: 1rem 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .hero-button {
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }

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

    .contact-form {
        padding: 2rem 1.5rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    .contact-section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 0;
    }

    .company-name {
        font-size: 0.95rem;
    }

    .company-name i {
        font-size: 0.9rem;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-button {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .contact-form {
        padding: 1.5rem 1rem;
    }
}