*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#1a73e8;
  --primary-dark:#1557b0;
  --primary-light:#e8f0fe;
  --accent:#ff6d00;
  --accent-light:#fff3e0;
  --line:#06c755;
  --line-hover:#05b34a;
  --bg:#f5f7fa;
  --card:#fff;
  --text:#1a1a2e;
  --text-sub:#5f6368;
  --text-light:#9aa0a6;
  --border:#e8eaed;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 3px rgba(0,0,0,.06),0 4px 12px rgba(0,0,0,.04);
  --shadow-lg:0 4px 24px rgba(0,0,0,.08);
  --shadow-hover:0 8px 32px rgba(0,0,0,.12);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN",sans-serif;
  color:var(--text);background:var(--bg);line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}

/* ===== HEADER ===== */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(0,0,0,.06);
  padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;
  max-width:1200px;margin:0 auto;
}
.header-wrap{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.logo{font-size:1.5rem;font-weight:900;color:var(--primary);letter-spacing:-.5px;display:flex;align-items:center;gap:6px}
.logo span{color:var(--accent)}
.logo-icon{width:32px;height:32px;background:var(--primary);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.9rem;font-weight:900}
.nav{display:flex;align-items:center;gap:24px}
.nav a{font-size:.875rem;font-weight:500;color:var(--text-sub);position:relative}
.nav a:hover{color:var(--primary)}
.nav a::after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--primary);transition:width .3s}
.nav a:hover::after{width:100%}
.header-cta{
  background:var(--line) !important;color:#fff !important;font-weight:700;font-size:.875rem;
  padding:8px 24px;border-radius:50px;
  transition:var(--transition);
}
.header-cta::after{display:none !important}
.header-cta:hover{background:var(--line-hover) !important;transform:translateY(-1px);box-shadow:0 4px 16px rgba(6,199,85,.3)}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text);padding:4px}
@media(max-width:768px){
  .header{padding:0 16px}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);
    flex-direction:column;padding:20px 24px;gap:16px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg)}
  .nav.open{display:flex}
  .nav-toggle{display:block}
  .nav a::after{display:none}
}

/* ===== MATERIAL ICONS ===== */
.material-symbols-outlined{
  font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
}
.logo-car{color:var(--primary);font-size:28px;font-variation-settings:'FILL' 1,'wght' 400,'GRAD' 0,'opsz' 24}

/* ===== HERO ===== */
.hero{
  padding:60px 24px 0;
  background:linear-gradient(160deg,#e8f0fe 0%,#f0f4ff 40%,#fff 100%);
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;align-items:center;gap:40px;
}
.hero-inner{position:relative;z-index:1;max-width:680px;text-align:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(26,115,232,.08);color:var(--primary);
  font-size:.8rem;font-weight:700;padding:6px 18px;border-radius:50px;
  margin-bottom:20px;border:1px solid rgba(26,115,232,.15);
}
.hero h1{
  font-size:clamp(1.75rem,5vw,2.8rem);font-weight:900;line-height:1.35;
  margin-bottom:16px;letter-spacing:-.02em;
}
.hero h1 em{font-style:normal;color:var(--primary);position:relative}
.hero h1 em::after{
  content:"";position:absolute;bottom:2px;left:0;right:0;height:8px;
  background:rgba(26,115,232,.12);border-radius:4px;z-index:-1;
}
.hero-sub{font-size:1.1rem;color:var(--text-sub);margin-bottom:8px;font-weight:400}
.hero-points{
  display:flex;justify-content:center;gap:12px;flex-wrap:wrap;
  margin:28px 0 36px;
}
.hero-points li{
  list-style:none;background:#fff;
  border-radius:50px;padding:8px 20px;font-weight:600;font-size:.875rem;
  color:var(--text);box-shadow:0 2px 8px rgba(0,0,0,.06);
  display:flex;align-items:center;gap:6px;
}

/* Hero Image / Illustration */
.hero-image{
  position:relative;width:100%;max-width:700px;
  border-radius:24px;overflow:hidden;
  box-shadow:0 8px 40px rgba(0,0,0,.12);
  margin-bottom:-40px;
}
.hero-image img{width:100%;height:auto;display:block;aspect-ratio:4/3;object-fit:cover}
.hero-image.illustration{
  box-shadow:none;border-radius:0;
  margin-bottom:0;
  background:transparent;
}
.hero-image.illustration img{
  aspect-ratio:auto;object-fit:contain;
  max-height:360px;width:auto;margin:0 auto;
  filter:drop-shadow(0 4px 20px rgba(0,0,0,.08));
}
@media(min-width:768px){
  .hero{flex-direction:row;padding:80px 40px 40px;gap:48px;max-width:1100px;margin:0 auto}
  .hero-inner{text-align:left;flex:1}
  .hero-image{flex:1;margin-bottom:0}
  .hero-image.illustration img{max-height:420px}
  .hero-points{justify-content:flex-start}
}

/* ===== CTA BUTTON ===== */
.cta-btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--line);color:#fff;font-size:1.05rem;font-weight:800;
  padding:16px 44px;border-radius:60px;
  box-shadow:0 4px 20px rgba(6,199,85,.25);
  transition:var(--transition);
  position:relative;overflow:hidden;
}
.cta-btn::before{
  content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);
  transition:left .6s;
}
.cta-btn:hover::before{left:100%}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(6,199,85,.35);background:var(--line-hover)}
.cta-btn svg{width:22px;height:22px;fill:currentColor;flex-shrink:0}
.cta-note{font-size:.8rem;color:var(--text-light);margin-top:12px}

/* ===== SECTIONS ===== */
.section{padding:80px 24px;max-width:860px;margin:0 auto}
.section-alt{padding:80px 24px;background:#fff}
.section-alt .inner{max-width:860px;margin:0 auto}
.section-title{
  text-align:center;font-size:clamp(1.4rem,3.5vw,1.75rem);font-weight:900;margin-bottom:8px;
  letter-spacing:-.01em;
}
.section-title em{font-style:normal;color:var(--primary)}
.section-label{
  text-align:center;display:block;color:var(--primary);
  font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  margin-bottom:8px;
}
.section-sub{text-align:center;color:var(--text-sub);margin-bottom:48px;font-size:1rem}

/* ===== PAGE HERO (sub pages) ===== */
.page-hero{
  text-align:center;padding:56px 24px 40px;
  background:linear-gradient(160deg,#e8f0fe 0%,#f0f4ff 40%,#fff 100%);
}
.page-hero h1{font-size:clamp(1.4rem,4vw,2rem);font-weight:900;color:var(--text)}
.page-hero p{color:var(--text-sub);margin-top:8px}

/* ===== WHAT IS ===== */
.what-box{
  background:#fff;border-radius:var(--radius);padding:40px 32px;
  box-shadow:var(--shadow);text-align:center;
  border:1px solid var(--border);
}
.what-box p{font-size:1.05rem;line-height:2}
.what-box strong{color:var(--primary);font-weight:700}
.what-visual{
  display:flex;justify-content:center;gap:40px;margin-top:32px;flex-wrap:wrap;
}
.what-visual-item{text-align:center}
.what-visual-item .icon{
  width:72px;height:72px;border-radius:20px;margin:0 auto 12px;
  display:flex;align-items:center;justify-content:center;font-size:2rem;
}
.what-visual-item .icon .material-symbols-outlined{font-size:32px}
.what-visual-item .icon.blue{background:var(--primary-light);color:var(--primary)}
.what-visual-item .icon.orange{background:var(--accent-light);color:var(--accent)}
.what-visual-item .icon.arrow{background:none;color:var(--text-light);font-size:1.5rem}
.what-visual-item span{font-size:.85rem;font-weight:700;color:var(--text)}

/* ===== STEPS ===== */
.steps{display:flex;flex-direction:column;gap:0;position:relative}
.steps::before{
  content:"";position:absolute;left:31px;top:44px;bottom:44px;width:2px;
  background:linear-gradient(to bottom,var(--primary),var(--accent));
  border-radius:1px;
}
.step{
  display:flex;align-items:flex-start;gap:20px;
  padding:20px 0;position:relative;z-index:1;
}
.step-num{
  flex-shrink:0;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.1rem;
  box-shadow:0 2px 8px rgba(26,115,232,.25);
  position:relative;
}
.step:last-child .step-num{background:var(--accent);box-shadow:0 2px 8px rgba(255,109,0,.25)}
.step-content{
  background:#fff;border-radius:var(--radius-sm);padding:20px 24px;
  box-shadow:var(--shadow);flex:1;border:1px solid var(--border);
  transition:var(--transition);
}
.step-content:hover{box-shadow:var(--shadow-lg);transform:translateX(4px)}
.step h3{font-size:1.05rem;font-weight:700;margin-bottom:4px;color:var(--text)}
.step p{font-size:.9rem;color:var(--text-sub)}

/* ===== MERITS ===== */
.merits{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:600px){.merits{grid-template-columns:1fr 1fr}}
@media(min-width:900px){.merits{grid-template-columns:1fr 1fr 1fr}}
.merit{
  background:#fff;border-radius:var(--radius);padding:28px 24px;
  box-shadow:var(--shadow);text-align:center;
  border:1px solid var(--border);
  transition:var(--transition);position:relative;overflow:hidden;
}
.merit:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.merit::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;transition:opacity .3s;
}
.merit:hover::before{opacity:1}
.merit-icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(26,115,232,.08);color:var(--primary);
}
.merit-icon .material-symbols-outlined{font-size:28px}
.merit:nth-child(2n) .merit-icon{background:rgba(255,109,0,.08);color:var(--accent)}
.merit h3{font-size:.95rem;font-weight:700;margin-bottom:8px}
.merit p{font-size:.85rem;color:var(--text-sub);line-height:1.7}

/* ===== COMPARISON TABLE ===== */
.compare-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius);box-shadow:var(--shadow)}
.compare-table{
  width:100%;border-collapse:collapse;background:#fff;min-width:500px;
}
.compare-table th,.compare-table td{padding:16px 20px;text-align:center;border-bottom:1px solid var(--border)}
.compare-table thead th{
  background:var(--bg);color:var(--text-sub);font-weight:700;font-size:.85rem;
  letter-spacing:.02em;white-space:nowrap;padding:14px 20px;
}
.compare-table thead th.highlight-col{
  background:var(--primary);color:#fff;font-size:.95rem;
  position:relative;
}
.compare-table tbody td{font-size:.9rem;color:var(--text-sub)}
.compare-table tbody td:first-child{font-weight:600;text-align:left;color:var(--text)}
.compare-table tbody tr:hover{background:rgba(26,115,232,.02)}
.highlight-col{
  background:rgba(26,115,232,.04) !important;font-weight:700 !important;
  color:var(--primary) !important;
  border-left:2px solid var(--primary);border-right:2px solid var(--primary);
}
.compare-table tbody tr:last-child .highlight-col{border-bottom:2px solid var(--primary)}

/* ===== TESTIMONIALS ===== */
.testimonials{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:600px){.testimonials{grid-template-columns:1fr 1fr}}
.testimonial{
  background:#fff;border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);border:1px solid var(--border);
  transition:var(--transition);
}
.testimonial:hover{box-shadow:var(--shadow-lg)}
.testimonial-header{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.testimonial-avatar{
  width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:1.1rem;
}
.testimonial-meta{font-size:.85rem}
.testimonial-meta strong{display:block;font-size:.95rem;color:var(--text)}
.testimonial-meta span{color:var(--text-sub)}
.testimonial-stars{color:#f9ab00;font-size:.85rem;margin-bottom:10px;letter-spacing:2px}
.testimonial p{font-size:.9rem;color:var(--text-sub);line-height:1.8}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  background:#fff;border-radius:var(--radius-sm);
  box-shadow:var(--shadow);overflow:hidden;
  border:1px solid var(--border);transition:var(--transition);
}
.faq-item:hover{border-color:rgba(26,115,232,.2)}
.faq-item.open{border-color:var(--primary);box-shadow:0 2px 12px rgba(26,115,232,.1)}
.faq-q{
  padding:18px 24px;font-weight:600;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  font-size:.95rem;gap:12px;transition:var(--transition);
}
.faq-q:hover{color:var(--primary)}
.faq-q::after{
  content:"";width:10px;height:10px;flex-shrink:0;
  border-right:2px solid var(--text-sub);border-bottom:2px solid var(--text-sub);
  transform:rotate(45deg);transition:transform .3s;
}
.faq-item.open .faq-q::after{transform:rotate(-135deg)}
.faq-a{
  padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s;
  font-size:.9rem;color:var(--text-sub);line-height:1.9;
}
.faq-item.open .faq-a{max-height:500px;padding:0 24px 20px}

/* ===== CTA SECTION ===== */
.cta-section{
  text-align:center;padding:80px 24px;
  background:linear-gradient(135deg,#1a56b0 0%,#1a73e8 50%,#4a90e8 100%);
  color:#fff;position:relative;overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;top:-50%;right:-20%;width:600px;height:600px;
  background:radial-gradient(circle,rgba(255,255,255,.06) 0%,transparent 70%);
  border-radius:50%;
}
.cta-section h2{font-size:clamp(1.4rem,3.5vw,1.75rem);font-weight:900;margin-bottom:12px;position:relative}
.cta-section p{margin-bottom:28px;opacity:.85;font-size:1rem;position:relative}
.cta-section .cta-btn{box-shadow:0 4px 24px rgba(0,0,0,.2);position:relative}
.cta-section .cta-note{color:rgba(255,255,255,.6)}

/* ===== STATS BAR ===== */
.stats{
  display:flex;justify-content:center;gap:40px;flex-wrap:wrap;
  padding:32px 24px;background:#fff;border-bottom:1px solid var(--border);
  position:relative;z-index:1;
}
.stat{text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px}
.stat-icon{font-size:24px;color:var(--primary)}
.stat-num{font-size:1.3rem;font-weight:900;color:var(--text);display:block}
.stat-label{font-size:.7rem;color:var(--text-sub);font-weight:500}

/* ===== ARTICLE / PROSE ===== */
.prose{max-width:700px;margin:0 auto}
.prose h2{font-size:1.3rem;font-weight:800;margin:36px 0 12px;color:var(--text);border-left:4px solid var(--primary);padding-left:12px}
.prose h3{font-size:1.1rem;font-weight:700;margin:28px 0 8px}
.prose p{margin-bottom:16px;font-size:.95rem;color:var(--text-sub);line-height:1.9}
.prose ul,.prose ol{margin:0 0 16px 20px;font-size:.95rem;color:var(--text-sub)}
.prose li{margin-bottom:6px}
.prose strong{color:var(--text)}
.prose .highlight-box{
  background:var(--primary-light);border-radius:var(--radius-sm);padding:20px 24px;margin:24px 0;
  border-left:4px solid var(--primary);
}
.prose .highlight-box p{margin-bottom:0;color:var(--text)}
.prose .warning-box{
  background:var(--accent-light);border-radius:var(--radius-sm);padding:20px 24px;margin:24px 0;
  border-left:4px solid var(--accent);
}
.prose .warning-box p{margin-bottom:0;color:var(--text)}

/* ===== COMPANY INFO ===== */
.info-table{
  width:100%;border-collapse:collapse;background:#fff;
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  border:1px solid var(--border);
}
.info-table th,.info-table td{padding:16px 24px;text-align:left;border-bottom:1px solid var(--border);font-size:.9rem}
.info-table th{background:var(--bg);font-weight:700;width:30%;color:var(--text)}
.info-table td{color:var(--text-sub)}

/* ===== COLUMN LIST ===== */
.column-list{display:flex;flex-direction:column;gap:16px}
.column-card{
  background:#fff;border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);border:1px solid var(--border);
  transition:var(--transition);
}
.column-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.column-card h3{font-size:1.05rem;font-weight:700;margin-bottom:6px}
.column-card h3 a{color:var(--primary)}
.column-card h3 a:hover{text-decoration:underline}
.column-card p{font-size:.85rem;color:var(--text-sub)}
.column-card .tag{
  display:inline-block;background:var(--primary-light);color:var(--primary);
  font-size:.75rem;font-weight:600;padding:3px 12px;border-radius:50px;margin-top:10px;
}

/* ===== FOOTER ===== */
.footer{
  text-align:center;padding:48px 24px;
  font-size:.8rem;color:var(--text-sub);
  background:#fff;border-top:1px solid var(--border);
}
.footer-links{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin-bottom:20px}
.footer-links a{color:var(--text-sub);font-weight:500;font-size:.8rem}
.footer-links a:hover{color:var(--primary)}
.footer-company{font-weight:700;margin-bottom:4px;font-size:.85rem;color:var(--text)}
.footer p{line-height:1.6}

/* ===== FLOAT CTA ===== */
.float-cta{
  position:fixed;bottom:0;left:0;right:0;z-index:99;
  background:rgba(255,255,255,.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-top:1px solid rgba(0,0,0,.08);padding:12px 20px;
  text-align:center;
  transform:translateY(100%);transition:transform .4s cubic-bezier(.4,0,.2,1);
}
.float-cta.show{transform:translateY(0)}
.float-cta .cta-btn{font-size:.95rem;padding:14px 32px;width:100%;max-width:420px;justify-content:center}

/* ===== LINK ===== */
.more-link{
  display:block;text-align:center;margin-top:28px;
  color:var(--primary);font-weight:600;font-size:.95rem;
}
.more-link:hover{text-decoration:underline}

/* ===== RESPONSIVE ===== */
@media(min-width:768px){
  .hero{padding:100px 24px 80px}
  .section{padding:100px 24px}
  .section-alt{padding:100px 24px}
  .stats{gap:60px}
}
@media(max-width:480px){
  .hero-points{gap:8px}
  .hero-points li{font-size:.8rem;padding:6px 14px}
  .cta-btn{font-size:.95rem;padding:14px 32px}
  .compare-table th,.compare-table td{padding:12px 14px;font-size:.8rem}
  .stats{gap:24px}
}