@import url('https://fonts.googleapis.com/css2?family=M+PLUS+1p:wght@400;500;700;800&display=swap');

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

:root{
  --bg:#F5F5F7;
  --white:#FFFFFF;
  --blue:#2D7DD2;
  --blue-dark:#1A5FA0;
  --green:#45B26B;
  --green-dark:#369953;
  --text:#1D1D1F;
  --text-light:#6E6E73;
  --border:#D2D2D7;
  --shadow:0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg:0 4px 24px rgba(0,0,0,0.12);
  --radius:12px;
  --radius-sm:8px;
  --font-heading:'M PLUS 1p','Hiragino Kaku Gothic ProN',sans-serif;
  --font-body:'Hiragino Kaku Gothic ProN','M PLUS 1p',sans-serif;
  --max-w:1200px;
}

html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--blue-dark)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}

.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}

nav.main-nav{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  padding:0 24px;
}
.nav-inner{max-width:var(--max-w);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{font-family:var(--font-heading);font-weight:800;font-size:1.25rem;color:var(--text);display:flex;align-items:center;gap:8px}
.nav-logo i{color:var(--blue);font-size:1.1rem}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:.9rem;color:var(--text);font-weight:500;position:relative;padding:4px 0}
.nav-links a:hover{color:var(--blue)}
.nav-dropdown-wrap{position:relative}
.nav-dropdown-toggle{cursor:pointer;font-size:.9rem;color:var(--text);font-weight:500;display:flex;align-items:center;gap:4px;background:none;border:none;font-family:var(--font-body)}
.nav-dropdown-toggle i{font-size:.7rem;transition:transform .2s}
.nav-dropdown-toggle.active i{transform:rotate(180deg)}
.nav-dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%);min-width:280px;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:12px 0;display:none;z-index:200}
.nav-dropdown.open{display:block}
.nav-dropdown a{display:block;padding:10px 20px;font-size:.875rem;color:var(--text);white-space:nowrap}
.nav-dropdown a:hover{background:var(--bg);color:var(--blue)}
.nav-cta{background:var(--blue);color:var(--white)!important;border-radius:var(--radius-sm);padding:8px 20px!important;font-weight:600;font-size:.875rem;transition:background .2s}
.nav-cta:hover{background:var(--blue-dark)!important}
.hamburger{display:none;background:none;border:none;font-size:1.4rem;color:var(--text);cursor:pointer;padding:8px}

.hero{position:relative;background:linear-gradient(135deg,#1A2A3A 0%,#2D4A5A 100%);color:var(--white);padding:80px 0 60px;overflow:hidden}
.hero-overlay{position:absolute;inset:0;background:rgba(26,42,58,0.7);z-index:1}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-content{position:relative;z-index:2;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.hero h1{font-family:var(--font-heading);font-size:2.4rem;font-weight:800;margin-bottom:16px;line-height:1.3}
.hero p{font-size:1.05rem;opacity:.9;max-width:600px;margin-bottom:32px;line-height:1.7}
.hero-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:32px}
.metric-card{background:rgba(255,255,255,0.1);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.15);border-radius:var(--radius);padding:20px;text-align:center}
.metric-card .metric-value{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;display:block;margin-bottom:4px}
.metric-card .metric-label{font-size:.8rem;opacity:.75}
.metric-card.green .metric-value{color:var(--green)}
.metric-card.blue .metric-value{color:#5BA8E0}

.section{padding:72px 0}
.section-title{font-family:var(--font-heading);font-size:1.8rem;font-weight:700;text-align:center;margin-bottom:12px}
.section-subtitle{text-align:center;color:var(--text-light);margin-bottom:48px;font-size:.95rem;max-width:600px;margin-left:auto;margin-right:auto}

.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-img{width:100%;height:180px;object-fit:cover}
.card-body{padding:20px}
.card-tag{display:inline-block;font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:10px}
.card-tag.semiconductor{background:#E8F4FD;color:var(--blue)}
.card-tag.automobile{background:#E8F8EE;color:var(--green)}
.card-tag.cosmetics{background:#FDF2E8;color:#D4882D}
.card-tag.hr{background:#F0E8FD;color:#7B3DB5}
.card-title{font-family:var(--font-heading);font-size:1.05rem;font-weight:700;margin-bottom:8px;color:var(--text)}
.card-text{font-size:.875rem;color:var(--text-light);line-height:1.7}
.card-link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:.875rem;font-weight:600;color:var(--blue)}
.card-link i{font-size:.75rem;transition:transform .2s}
.card-link:hover i{transform:translateX(4px)}

.advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px}
.advantage-item{text-align:center;padding:32px 20px;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow)}
.advantage-icon{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.3rem}
.advantage-icon.blue{background:#E8F4FD;color:var(--blue)}
.advantage-icon.green{background:#E8F8EE;color:var(--green)}
.advantage-item h3{font-family:var(--font-heading);font-size:1rem;font-weight:700;margin-bottom:8px}
.advantage-item p{font-size:.85rem;color:var(--text-light)}

.glossary-section{background:var(--white)}
.glossary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.glossary-item{padding:20px;border-left:3px solid var(--blue);background:var(--bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.glossary-item h4{font-family:var(--font-heading);font-size:.95rem;font-weight:700;margin-bottom:6px;color:var(--blue)}
.glossary-item p{font-size:.825rem;color:var(--text-light);line-height:1.7}
.glossary-more{text-align:center;margin-top:32px}
.glossary-more a{color:var(--blue);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}

.about-preview{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-preview-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about-preview-img img{width:100%;height:320px;object-fit:cover}
.about-preview-text h2{font-family:var(--font-heading);font-size:1.6rem;font-weight:700;margin-bottom:16px}
.about-preview-text p{color:var(--text-light);margin-bottom:16px;font-size:.925rem}

.cta-section{background:linear-gradient(135deg,#1A2A3A 0%,#2D4A5A 100%);color:var(--white);padding:64px 0;text-align:center}
.cta-section h2{font-family:var(--font-heading);font-size:1.6rem;margin-bottom:12px}
.cta-section p{opacity:.85;margin-bottom:28px;max-width:500px;margin-left:auto;margin-right:auto}
.cta-btn{display:inline-block;background:var(--blue);color:var(--white);padding:14px 36px;border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;transition:background .2s;border:none;cursor:pointer;font-family:var(--font-body)}
.cta-btn:hover{background:var(--blue-dark);color:var(--white)}
.cta-btn-outline{background:transparent;border:2px solid rgba(255,255,255,0.5);color:var(--white);margin-left:12px}
.cta-btn-outline:hover{border-color:var(--white);background:rgba(255,255,255,0.1)}

footer{background:#1D1D1F;color:rgba(255,255,255,0.7);padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.footer-col h3{font-family:var(--font-heading);color:var(--white);font-size:1rem;font-weight:700;margin-bottom:16px}
.footer-col p,.footer-col a{font-size:.85rem;line-height:2;color:rgba(255,255,255,0.7)}
.footer-col a:hover{color:var(--white)}
.footer-col i{margin-right:8px;width:16px;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);margin-top:36px;padding:20px 24px;text-align:center;font-size:.8rem}

.cookie-bar{position:fixed;bottom:0;left:0;right:0;background:var(--white);box-shadow:0 -2px 20px rgba(0,0,0,0.15);z-index:9999;padding:20px 24px;display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}
.cookie-bar.hidden{display:none}
.cookie-bar p{font-size:.875rem;color:var(--text);max-width:600px}
.cookie-bar p a{color:var(--blue);text-decoration:underline}
.cookie-bar-buttons{display:flex;gap:12px}
.cookie-btn{padding:10px 24px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:600;cursor:pointer;border:none;font-family:var(--font-body);transition:background .2s}
.cookie-btn-accept{background:var(--blue);color:var(--white)}
.cookie-btn-accept:hover{background:var(--blue-dark)}
.cookie-btn-reject{background:var(--bg);color:var(--text);border:1px solid var(--border)}
.cookie-btn-reject:hover{background:#E8E8ED}

.article-header{background:linear-gradient(135deg,#1A2A3A 0%,#2D4A5A 100%);color:var(--white);padding:60px 0 48px}
.article-header h1{font-family:var(--font-heading);font-size:2rem;font-weight:800;margin-bottom:12px}
.article-meta{font-size:.85rem;opacity:.75;display:flex;gap:20px;flex-wrap:wrap}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-content{max-width:800px;margin:0 auto;padding:48px 24px}
.article-content h2{font-family:var(--font-heading);font-size:1.4rem;font-weight:700;margin:40px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--bg)}
.article-content h3{font-family:var(--font-heading);font-size:1.15rem;font-weight:600;margin:28px 0 12px;color:var(--blue)}
.article-content p{margin-bottom:18px;color:#333;line-height:1.9;font-size:.95rem}
.article-content ul{margin:12px 0 18px 20px}
.article-content ul li{list-style:disc;margin-bottom:8px;color:#333;font-size:.925rem;line-height:1.8}
.article-content .concept-box{background:#E8F4FD;border-radius:var(--radius-sm);padding:20px 24px;margin:24px 0;border-left:4px solid var(--blue)}
.article-content .misconception-box{background:#FFF3E8;border-radius:var(--radius-sm);padding:20px 24px;margin:24px 0;border-left:4px solid #E8922D}
.article-content .step-box{background:#E8F8EE;border-radius:var(--radius-sm);padding:20px 24px;margin:24px 0;border-left:4px solid var(--green)}
.article-content .step-box h3{color:var(--green-dark)}
.article-nav{display:flex;justify-content:space-between;max-width:800px;margin:0 auto;padding:24px;gap:16px;border-top:1px solid var(--border)}
.article-nav a{font-size:.9rem;font-weight:600;display:flex;align-items:center;gap:8px}

.contact-section{background:var(--bg)}
.contact-top{padding:48px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info-item{display:flex;align-items:flex-start;gap:14px;margin-bottom:24px}
.contact-info-item i{font-size:1.2rem;color:var(--blue);margin-top:4px;width:20px;text-align:center}
.contact-info-item .label{font-size:.8rem;color:var(--text-light);margin-bottom:2px}
.contact-info-item .value{font-size:.95rem;font-weight:500}
.contact-form-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}
.contact-form-card h3{font-family:var(--font-heading);font-size:1.2rem;font-weight:700;margin-bottom:24px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--text)}
.form-group input,.form-group textarea{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font-body);font-size:.9rem;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--blue)}
.form-group textarea{resize:vertical;min-height:120px}
.form-submit{width:100%;padding:14px;background:var(--blue);color:var(--white);border:none;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;cursor:pointer;font-family:var(--font-body);transition:background .2s}
.form-submit:hover{background:var(--blue-dark)}
.map-section{width:100%;margin-top:32px}
.map-section iframe{width:100%;height:360px;border:0;border-radius:var(--radius)}
.map-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:.85rem;font-weight:600}

.page-header{background:linear-gradient(135deg,#1A2A3A 0%,#2D4A5A 100%);color:var(--white);padding:48px 0 36px;text-align:center}
.page-header h1{font-family:var(--font-heading);font-size:1.8rem;font-weight:800;margin-bottom:8px}
.page-header p{opacity:.8;font-size:.9rem}

.legal-content{max-width:800px;margin:0 auto;padding:48px 24px}
.legal-content h2{font-family:var(--font-heading);font-size:1.3rem;font-weight:700;margin:36px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--bg)}
.legal-content p{margin-bottom:16px;color:#444;line-height:1.9;font-size:.925rem}
.legal-content ul{margin:8px 0 16px 20px}
.legal-content ul li{list-style:disc;margin-bottom:6px;color:#444;font-size:.9rem}

.list-section{padding:48px 0}
.list-item{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px;display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;transition:box-shadow .2s}
.list-item:hover{box-shadow:var(--shadow-lg)}
.list-item-date{font-size:.8rem;color:var(--text-light);text-align:center;min-width:80px}
.list-item-date .day{display:block;font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:var(--blue)}
.list-item-date .month{font-size:.75rem}
.list-item-body h3{font-family:var(--font-heading);font-size:1.05rem;font-weight:700;margin-bottom:6px}
.list-item-body p{font-size:.85rem;color:var(--text-light)}
.list-item-link{color:var(--blue);font-size:.85rem;font-weight:600;white-space:nowrap}

.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:10000;display:flex;align-items:center;justify-content:center}
.modal-overlay.hidden{display:none}
.modal-box{background:var(--white);border-radius:var(--radius);padding:40px;text-align:center;max-width:420px;width:90%}
.modal-box i{font-size:2.4rem;color:var(--green);margin-bottom:16px}
.modal-box p{font-size:1rem;margin-bottom:24px;line-height:1.7}
.modal-box button{background:var(--blue);color:var(--white);border:none;border-radius:var(--radius-sm);padding:10px 28px;font-size:.9rem;font-weight:600;cursor:pointer;font-family:var(--font-body)}
.modal-box button:hover{background:var(--blue-dark)}

@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;box-shadow:var(--shadow-lg);gap:12px}
  .nav-links.open{display:flex}
  .hamburger{display:block}
  .nav-dropdown{position:static;transform:none;box-shadow:none;border:1px solid var(--border);margin-top:8px}
  .hero h1{font-size:1.6rem}
  .hero-metrics{grid-template-columns:1fr 1fr}
  .about-preview{grid-template-columns:1fr}
  .about-preview-img{order:-1}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cookie-bar{flex-direction:column;text-align:center}
  .article-nav{flex-direction:column;gap:12px}
  .list-item{grid-template-columns:1fr;gap:12px}
  .list-item-date{display:flex;gap:8px;align-items:baseline}
  .list-item-date .day{font-size:1rem}
}