:root{
  --bg:#ffffff;
  --text:#171717;
  --muted:rgba(23,23,23,.66);
  --card:rgba(255,255,255,.78);
  --line:rgba(23,23,23,.10);
  --accent:#2563eb;
  --accent-2:#60a5fa;
  --soft:#f5f9ff;
  --shadow:0 18px 48px rgba(0,0,0,.10);
  --radius:24px;
  --navH:72px;
  --max:1120px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#050816;
    --text:#f3f6ff;
    --muted:rgba(243,246,255,.72);
    --card:rgba(255,255,255,.06);
    --line:rgba(255,255,255,.10);
    --accent:#6ea8ff;
    --accent-2:#8ec5ff;
    --soft:#0d1530;
    --shadow:0 24px 64px rgba(0,0,0,.45);
  }
}
html[data-theme="light"]{
  --bg:#ffffff;--text:#171717;--muted:rgba(23,23,23,.66);--card:rgba(255,255,255,.78);--line:rgba(23,23,23,.10);--accent:#2563eb;--accent-2:#60a5fa;--soft:#f5f9ff;--shadow:0 18px 48px rgba(0,0,0,.10);
}
html[data-theme="dark"]{
  --bg:#050816;--text:#f3f6ff;--muted:rgba(243,246,255,.72);--card:rgba(255,255,255,.06);--line:rgba(255,255,255,.10);--accent:#6ea8ff;--accent-2:#8ec5ff;--soft:#0d1530;--shadow:0 24px 64px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Sans","Segoe UI",sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;letter-spacing:.15px}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.nav{position:sticky;top:0;z-index:100;height:var(--navH);display:flex;align-items:center;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.4px}
.brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;color:white;font-size:15px;box-shadow:0 12px 28px color-mix(in srgb,var(--accent) 35%, transparent)}
.nav-links{display:flex;gap:8px;align-items:center}
.nav-links a,.mobile-menu a{padding:10px 12px;border-radius:14px;color:var(--muted);font-size:13px;font-weight:600}
.nav-links a:hover{background:color-mix(in srgb,var(--text) 6%,transparent);color:var(--text)}
.nav-right{display:flex;gap:10px;align-items:center}
.btn,.ghost,.icon-btn,.small-btn{border:1px solid var(--line);border-radius:16px;transition:.18s ease;cursor:pointer}
.btn,.small-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--text);color:var(--bg);font-weight:700;box-shadow:0 16px 36px rgba(0,0,0,.16)}
.btn{padding:14px 20px;font-size:14px}
.small-btn{padding:10px 14px;font-size:13px}
.ghost{display:inline-flex;align-items:center;justify-content:center;padding:14px 18px;background:color-mix(in srgb,var(--card) 82%,transparent);color:var(--text);font-weight:700;font-size:14px}
.icon-btn{width:40px;height:40px;display:grid;place-items:center;background:color-mix(in srgb,var(--card) 82%,transparent);color:var(--text)}
.btn:hover,.ghost:hover,.icon-btn:hover,.small-btn:hover{transform:translateY(-1px)}
.menu-btn{display:none}
@media (max-width:860px){.nav-links{display:none}.menu-btn{display:grid}}
.mobile-menu{display:none;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 92%,transparent)}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;border-top:1px solid var(--line)}
main section{padding:64px 0}
.hero{position:relative;padding:78px 0 40px;overflow:hidden}
.mesh{position:absolute;inset:-140px -120px auto -120px;height:620px;pointer-events:none;filter:blur(28px);opacity:.9;background:radial-gradient(closest-side at 18% 24%, color-mix(in srgb,var(--accent) 28%, transparent), transparent 62%),radial-gradient(closest-side at 74% 22%, color-mix(in srgb,var(--accent-2) 24%, transparent), transparent 60%),radial-gradient(closest-side at 52% 68%, color-mix(in srgb,var(--text) 8%, transparent), transparent 62%)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center;position:relative}
@media (max-width:980px){.hero-grid{grid-template-columns:1fr;gap:28px}.hero{padding-top:56px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:color-mix(in srgb,var(--card) 84%,transparent);color:var(--muted);font-size:12.5px;font-weight:700;margin-bottom:16px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 18px color-mix(in srgb,var(--accent) 65%,transparent)}
h1{font-size:clamp(34px,4.8vw,58px);line-height:1.06;letter-spacing:.1px;margin:0 0 16px}
.sub{font-size:clamp(15px,1.7vw,19px);line-height:1.9;color:var(--muted);margin:0 0 24px;max-width:34em}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}.tiny{font-size:12.5px;color:var(--muted);line-height:1.7;margin-top:10px}
.stats{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.stat{padding:12px 14px;border-radius:18px;border:1px solid var(--line);background:color-mix(in srgb,var(--card) 84%,transparent);min-width:130px}.stat strong{display:block;font-size:22px;margin-bottom:4px}.stat span{font-size:12.5px;color:var(--muted)}
.phone-wrap{position:relative;display:flex;justify-content:center;align-items:center;min-height:500px}.halo{position:absolute;width:min(560px,96%);height:min(560px,96%);border-radius:50%;background:radial-gradient(closest-side, color-mix(in srgb,var(--accent) 24%,transparent), transparent 64%);filter:blur(18px);opacity:.95;pointer-events:none}.phone{width:min(350px,90%);aspect-ratio:9/19.5;border-radius:42px;padding:14px;position:relative;background:linear-gradient(180deg,color-mix(in srgb,var(--text) 14%,transparent),color-mix(in srgb,var(--text) 5%,transparent));border:1px solid color-mix(in srgb,var(--text) 18%,transparent);box-shadow:var(--shadow)}
.screen{width:100%;height:100%;border-radius:32px;overflow:hidden;position:relative;background:linear-gradient(180deg,#0c1634,#091027 58%,#070d1d);border:1px solid rgba(255,255,255,.08);padding:20px 18px;color:#eef4ff}.notch{position:absolute;top:10px;left:50%;transform:translateX(-50%);width:40%;height:22px;border-radius:0 0 16px 16px;background:rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.06)}
.screen-top{display:flex;justify-content:space-between;align-items:center;margin-top:18px;margin-bottom:18px;font-size:12px;color:rgba(238,244,255,.74)}.screen-title{font-size:22px;font-weight:800;line-height:1.35;margin-bottom:14px}.screen-card{border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.08);backdrop-filter:blur(12px);border-radius:22px;padding:16px;margin-bottom:12px}.screen-card .label{font-size:12px;color:rgba(238,244,255,.70);margin-bottom:6px}.screen-card strong{display:block;font-size:16px;margin-bottom:6px}.chip-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.chip{padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10);font-size:12px;color:rgba(238,244,255,.82)}.screen-list{display:grid;gap:10px}.mini{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid rgba(255,255,255,.08);font-size:13px}.mini:first-child{border-top:none;padding-top:0}.mini span:last-child{color:rgba(238,244,255,.74)}
.section-title{font-size:24px;margin:0 0 16px}.section-lead{margin:0 0 28px;color:var(--muted);line-height:1.9;max-width:68ch}
.grid-3,.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:920px){.grid-3,.steps,.pain-grid{grid-template-columns:1fr}}
.card,.pain,.window,.article-card,.faq-item,.editor-panel,.list-panel,.admin-card{border:1px solid var(--line);background:color-mix(in srgb,var(--card) 86%,transparent);border-radius:var(--radius);box-shadow:0 1px 0 rgba(255,255,255,.05) inset}
.card,.pain,.faq-item,.editor-panel,.list-panel,.admin-card{padding:22px 20px}
.card-icon{width:42px;height:42px;border-radius:16px;display:grid;place-items:center;margin-bottom:14px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 18%,transparent),color-mix(in srgb,var(--accent-2) 18%,transparent));border:1px solid var(--line);font-size:20px}.card h3,.pain strong{margin:0 0 8px;font-size:16px}.card p,.pain p,.faq-answer,.article-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.85}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center;padding:16px 0}.feature+.feature{margin-top:18px}@media (max-width:980px){.feature{grid-template-columns:1fr}.feature.reverse .visual{order:-1}}
.feature h3{margin:0 0 10px;font-size:22px}.feature p{margin:0;color:var(--muted);line-height:1.95}
.visual{min-height:280px;border-radius:28px;border:1px solid var(--line);overflow:hidden;background:color-mix(in srgb,var(--card) 86%,transparent);position:relative}.visual-inner{position:absolute;inset:0;padding:22px}.visual.doc{background:radial-gradient(900px 460px at 20% 24%, color-mix(in srgb,var(--accent) 18%, transparent), transparent 60%),linear-gradient(180deg,color-mix(in srgb,var(--bg) 92%,#f7fbff),color-mix(in srgb,var(--bg) 98%,#edf4ff))}.visual.schedule{background:radial-gradient(900px 460px at 78% 22%, color-mix(in srgb,var(--accent-2) 18%, transparent), transparent 60%),linear-gradient(180deg,color-mix(in srgb,var(--bg) 92%,#f6faff),color-mix(in srgb,var(--bg) 98%,#ecf3ff))}
.window{overflow:hidden}.window-bar{display:flex;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line)}.window-bar i{width:10px;height:10px;border-radius:50%;display:block;background:color-mix(in srgb,var(--text) 14%,transparent)}.window-content{padding:16px}.row{display:grid;grid-template-columns:90px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line)}.row:first-child{border-top:none;padding-top:0}.badge{padding:6px 10px;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,transparent);font-size:12px;font-weight:700;color:var(--accent)}.muted{color:var(--muted);font-size:12.5px}.step-num{font-size:12px;font-weight:800;letter-spacing:.9px;color:var(--accent);margin-bottom:10px}
.cta-block{border:1px solid var(--line);border-radius:32px;padding:34px;background:radial-gradient(800px 260px at 10% 10%, color-mix(in srgb,var(--accent) 15%, transparent), transparent 62%),radial-gradient(800px 260px at 90% 15%, color-mix(in srgb,var(--accent-2) 12%, transparent), transparent 60%),color-mix(in srgb,var(--card) 88%,transparent)}
.page-hero{padding:56px 0 18px;border-bottom:1px solid var(--line)}.breadcrumbs{font-size:12px;color:var(--muted);margin-bottom:12px}.page-hero h1{font-size:clamp(30px,4vw,46px);margin-bottom:10px}.page-hero p{max-width:70ch;color:var(--muted);line-height:1.9;margin:0}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}@media (max-width:980px){.article-grid{grid-template-columns:1fr 1fr}}@media (max-width:720px){.article-grid{grid-template-columns:1fr}}
.article-card{padding:20px;display:flex;flex-direction:column;gap:12px;min-height:240px}.article-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.article-card h3{margin:0;font-size:19px;line-height:1.5}.article-card .tag{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent);font-size:12px;font-weight:700;width:fit-content}.article-card .read{margin-top:auto;color:var(--accent);font-weight:700;font-size:13px}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px}@media (max-width:980px){.two-col{grid-template-columns:1fr}}
.article-shell{padding:40px 0}.article-body{padding:28px;border:1px solid var(--line);border-radius:28px;background:color-mix(in srgb,var(--card) 86%,transparent)}.article-body h2{font-size:26px;margin:0 0 18px}.article-body h3{font-size:20px;margin:28px 0 12px}.article-body p,.article-body li{font-size:15.5px;line-height:2;color:var(--text)}.article-body ul{padding-left:1.2em}.article-body .lead{font-size:17px;color:var(--muted)}
.sidebar-card{padding:20px;border:1px solid var(--line);border-radius:24px;background:color-mix(in srgb,var(--card) 86%,transparent)}.sidebar-card+.sidebar-card{margin-top:16px}.sidebar-card h3{margin:0 0 12px;font-size:16px}.sidebar-card p,.sidebar-card li{margin:0;color:var(--muted);font-size:13.5px;line-height:1.9}.sidebar-card ul{padding-left:1.1em}
.faq-list{display:grid;gap:14px}.faq-q{font-size:16px;font-weight:800;margin:0 0 8px}
.admin-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(320px,.9fr);gap:24px}@media (max-width:980px){.admin-layout{grid-template-columns:1fr}}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid.full{grid-template-columns:1fr}.field{display:flex;flex-direction:column;gap:8px}.field label{font-size:13px;font-weight:700;color:var(--muted)}input,textarea,select{width:100%;padding:13px 14px;border-radius:16px;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 88%,transparent);color:var(--text);font:inherit}textarea{min-height:120px;resize:vertical}.hint{font-size:12px;color:var(--muted)}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.list-panel h3,.editor-panel h3{margin:0 0 14px}.article-list{display:grid;gap:12px}.admin-item{padding:14px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--bg) 88%,transparent)}.admin-item h4{margin:0 0 6px;font-size:15px}.admin-item p{margin:0;color:var(--muted);font-size:12.5px;line-height:1.8}.admin-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.text-btn{background:none;border:none;color:var(--accent);font:inherit;font-weight:700;padding:0;cursor:pointer}.empty{color:var(--muted);font-size:13px}
footer{padding:26px 0 34px;color:var(--muted);font-size:12.5px;border-top:1px solid var(--line)}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:color-mix(in srgb,var(--card) 85%,transparent)}
.reveal{opacity:0;transform:translateY(10px);transition:opacity .7s ease, transform .7s ease}.reveal.on{opacity:1;transform:translateY(0)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.brand {
  font-weight: 800;
  letter-spacing: .4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  object-fit: cover;
  display: block;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
}