/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9fbfd;
}

a {
    text-decoration: none;
    color: #2b7bb9;
    transition: all 0.3s ease;
}

a:hover {
    color: #1a5980;
}

/* ヘッダー */
header {
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.logo a {
    color: white;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: white;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: white;
    transition: width 0.3s ease;
}

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

/* ヒーローセクション */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('images/hero-bg.jpg') center/cover;
    position: relative;
    color: white;
    text-align: center;
    padding-top: 70px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3));
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 10;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background-color: #2ecc71;
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #27ae60;
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(46, 204, 113, 0.4);
    color: white;
}

/* 採用情報セクション */
.section {
    padding: 5rem 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-heading {
    text-align: center;
    margin-bottom: 3rem;
}

.section-heading h2 {
    font-size: 2.5rem;
    color: #2b7bb9;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-heading h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: linear-gradient(to right, #3498db, #2ecc71);
}

.jobs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.job-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.job-image {
    height: 200px;
    overflow: hidden;
}

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

.job-card:hover .job-image img {
    transform: scale(1.05);
}

.job-content {
    padding: 1.5rem;
}

.job-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.job-location {
    color: #777;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.job-description {
    color: #555;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.job-tag {
    display: inline-block;
    background-color: #e8f5fd;
    color: #2b7bb9;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

/* 企業紹介セクション */
.about {
    background-color: #f0f8ff;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

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

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #2b7bb9;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #555;
    font-size: 1.05rem;
}

/* 募集要項セクション */
.requirements-content {
    background-color: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.requirements-list {
    list-style: none;
}

.requirements-list li {
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
}

.requirements-list li:last-child {
    border-bottom: none;
}

.requirements-list h4 {
    font-size: 1.1rem;
    color: #2b7bb9;
    margin-bottom: 0.5rem;
}

/* エントリーセクション */
.entry {
    background: linear-gradient(135deg, #3498db, #2ecc71);
    color: white;
    text-align: center;
    padding: 4rem 2rem;
}

.entry h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.entry p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.btn-white {
    background-color: white;
    color: #2b7bb9;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-white:hover {
    background-color: #f8f8f8;
    color: #2b7bb9;
}

/* フッター */
footer {
    background-color: #2c3e50;
    color: #ddd;
    padding: 3rem 0 1rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-column h3 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: #3498db;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column ul li a {
    color: #ddd;
    font-size: 0.95rem;
}

.footer-column ul li a:hover {
    color: white;
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: #3498db;
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: #aaa;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        margin-top: 1rem;
    }
    
    nav ul li {
        margin: 0 0.5rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .section {
        padding: 3rem 1.5rem;
    }
    
    .section-heading h2 {
        font-size: 2rem;
    }
}