@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#F7FAFC;--surface:#FFFFFF;--text:#1A202C;--text-muted:#64748B;--primary:#0369A1;--accent:#0EA5E9;--accent-light:rgba(3,105,161,.07);--border:#E2E8F0;--font-en:'Inter',sans-serif;--font-jp:'Noto Sans JP',sans-serif;--radius:8px}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-jp);background:var(--bg);color:var(--text);line-height:1.8;overflow-x:hidden}
.sample-banner{position:fixed;top:0;left:0;width:100%;background:rgba(0,0,0,.9);color:#fff;text-align:center;padding:10px 16px;font-size:13px;z-index:99999;backdrop-filter:blur(8px)}
.sample-banner a{color:var(--accent);text-decoration:underline}
header{position:fixed;top:36px;left:0;width:100%;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);z-index:9998;border-bottom:1px solid var(--border);transition:top .3s}
header.scrolled{top:0}
.header-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.logo-mark{width:36px;height:36px;background:var(--primary);color:#FFFFFF;border-radius:calc(var(--radius) + 2px);display:flex;align-items:center;justify-content:center;font-family:var(--font-en);font-weight:700;font-size:1rem}
.logo-text{font-family:var(--font-en);font-weight:600;font-size:.95rem;letter-spacing:.5px}
nav{display:flex;gap:28px}
nav a{text-decoration:none;color:var(--text-muted);font-size:.85rem;font-weight:500;transition:color .2s}
nav a:hover{color:var(--primary)}
.hero{padding:160px 24px 100px;text-align:center;max-width:800px;margin:0 auto}
.hero-label{font-family:var(--font-en);font-size:.75rem;letter-spacing:3px;text-transform:uppercase;color:var(--primary);margin-bottom:20px;font-weight:500}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:700;line-height:1.3;margin-bottom:16px;letter-spacing:-0.5px}
.hero-sub{color:var(--text-muted);font-size:1rem;margin-bottom:12px;font-weight:400}
.hero p.hero-body{color:var(--text-muted);font-size:.95rem;line-height:1.9;margin-bottom:40px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary{display:inline-block;background:var(--primary);color:#FFFFFF;padding:16px 40px;border-radius:var(--radius);text-decoration:none;font-weight:600;font-size:.9rem;transition:all .3s;border:none;cursor:pointer}
.btn-primary:hover{opacity:.88;transform:translateY(-2px)}
.btn-outline{display:inline-block;border:1.5px solid var(--primary);color:var(--primary);padding:14px 36px;border-radius:var(--radius);text-decoration:none;font-weight:500;font-size:.9rem;transition:all .3s}
.btn-outline:hover{background:var(--accent-light)}
section{padding:100px 24px}
.section-inner{max-width:1100px;margin:0 auto}
.section-label{font-family:var(--font-en);font-size:.7rem;letter-spacing:3px;text-transform:uppercase;color:var(--primary);margin-bottom:12px;font-weight:500}
.section-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;margin-bottom:16px}
.section-desc{color:var(--text-muted);font-size:.92rem;max-width:600px;margin-bottom:48px;line-height:1.8}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.service-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:36px 28px;transition:all .3s}
.service-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.08)}
.service-icon{font-size:1.5rem;margin-bottom:16px;color:var(--primary);width:48px;height:48px;background:var(--accent-light);border-radius:var(--radius);display:flex;align-items:center;justify-content:center}
.service-card h3{font-size:1.05rem;font-weight:600;margin-bottom:10px}
.service-card p{color:var(--text-muted);font-size:.85rem;line-height:1.7}
.strengths{background:var(--surface)}
.strengths-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}
.strength-item{padding:32px 0}
.strength-num{font-family:var(--font-en);font-size:2.5rem;font-weight:700;color:var(--primary);line-height:1;margin-bottom:8px}
.strength-item h3{font-size:1.1rem;font-weight:600;margin-bottom:10px}
.strength-item p{color:var(--text-muted);font-size:.88rem;line-height:1.7}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.price-row{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:all .2s}
.price-row:hover{border-color:var(--primary)}
.price-name{font-weight:600;font-size:.92rem}
.price-note{color:var(--text-muted);font-size:.78rem;margin-top:2px}
.price-amount{font-family:var(--font-en);font-weight:700;color:var(--primary);font-size:1.1rem;white-space:nowrap;margin-left:20px}
.faq-list{max-width:760px}
.faq-item{border-bottom:1px solid var(--border);padding:24px 0}
.faq-q{font-weight:600;font-size:.95rem;margin-bottom:10px;cursor:pointer;display:flex;align-items:center;gap:12px}
.faq-q::before{content:'Q';font-family:var(--font-en);font-weight:700;color:var(--primary);font-size:.85rem;min-width:24px;height:24px;border-radius:50%;border:1.5px solid var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-a{color:var(--text-muted);font-size:.88rem;line-height:1.8;padding-left:36px}
.office-section{background:var(--surface)}
.office-table{background:var(--bg);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);max-width:640px}
.office-table table{width:100%;border-collapse:collapse}
.office-table th,.office-table td{padding:16px 24px;text-align:left;border-bottom:1px solid var(--border);font-size:.88rem}
.office-table th{background:var(--accent-light);color:var(--primary);font-weight:600;width:160px}
.office-table tr:last-child th,.office-table tr:last-child td{border-bottom:none}
.cta-section{text-align:center;padding:100px 24px;background-color:var(--primary)}
.cta-section h2{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;color:#FFFFFF;margin-bottom:12px}
.cta-section p{color:#FFFFFF;opacity:.85;margin-bottom:32px;font-size:.95rem}
.cta-section .btn-primary{background:#FFFFFF;color:var(--primary)}
.cta-section .btn-primary:hover{opacity:.9}
.tel{font-family:var(--font-en);font-size:1.6rem;font-weight:700;color:#FFFFFF;text-decoration:none}
.tel-note{font-size:.75rem;opacity:.7;display:block;margin-top:4px;color:#FFFFFF}
footer{background:var(--surface);padding:40px 24px;text-align:center;border-top:1px solid var(--border)}
footer p{color:var(--text-muted);font-size:.78rem}
@media(max-width:768px){nav{display:none}.hero{padding:120px 16px 60px}.hero h1{font-size:1.8rem}section{padding:60px 16px}.services-grid{grid-template-columns:1fr}.strengths-grid{grid-template-columns:1fr}.pricing-grid{grid-template-columns:1fr}.office-table th{width:120px;padding:12px 16px}.office-table td{padding:12px 16px}.price-row{flex-direction:column;align-items:flex-start;gap:8px}.price-amount{margin-left:0}.hero-actions{flex-direction:column;align-items:center}}