*{box-sizing:border-box}
:root{--bg:#f6f8fc;--surface:#fff;--surface-2:#f9fbff;--text:#14213d;--muted:#667085;--primary:#2563eb;--primary-dark:#1749b8;--accent:#0ea5e9;--border:#dfe6f0;--soft:#eef4ff;--danger:#c62828;--shadow:0 18px 50px rgba(29,55,100,.10);--shadow-sm:0 8px 24px rgba(29,55,100,.08);--radius:22px;--max-reading:820px}
html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:var(--text);background:var(--bg);line-height:1.75;-webkit-font-smoothing:antialiased}button,input{font:inherit}img{max-width:100%}.container{width:min(1120px,calc(100% - 36px));margin:0 auto}.narrow{width:min(790px,calc(100% - 32px))}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;z-index:100;background:#fff;padding:10px}.global-ad-notice{background:#fff7ed;color:#9a3412;text-align:center;padding:7px 16px;font-size:.78rem;border-bottom:1px solid #fed7aa}.site-header{background:rgba(255,255,255,.88);border-bottom:1px solid rgba(223,230,240,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.header-inner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font-weight:900;color:var(--text);text-decoration:none;font-size:1.12rem;letter-spacing:-.03em}.logo:before{content:"✓";display:inline-grid;place-items:center;width:28px;height:28px;margin-right:9px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:.86rem}.site-nav{display:flex;align-items:center;gap:24px}.site-nav a{color:#344054;text-decoration:none;font-size:.9rem;font-weight:700}.site-nav a:hover{color:var(--primary)}.tagline{color:var(--primary);background:var(--soft);padding:6px 12px;border-radius:999px;font-size:.78rem;font-weight:800;border:1px solid #d8e5ff}
.hero{position:relative;overflow:hidden;padding:92px 0 82px;background:radial-gradient(circle at 85% 15%,rgba(14,165,233,.14),transparent 28%),radial-gradient(circle at 15% 5%,rgba(37,99,235,.12),transparent 30%),linear-gradient(180deg,#f5f9ff 0%,var(--bg) 100%)}.hero:after{content:"";position:absolute;inset:auto -100px -180px auto;width:420px;height:420px;border-radius:50%;background:rgba(37,99,235,.045)}.hero-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;position:relative;z-index:1}.hero-inner{text-align:left}.eyebrow{color:var(--primary);font-weight:900;letter-spacing:.11em;font-size:.78rem;text-transform:uppercase;margin:0 0 10px}.eyebrow.center{text-align:center}h1{font-size:clamp(2.55rem,6vw,4.8rem);line-height:1.1;letter-spacing:-.055em;margin:10px 0 22px}h2{line-height:1.35;letter-spacing:-.025em}.hero-copy{max-width:650px;margin:0 0 30px;color:var(--muted);font-size:1.07rem}.small-note{color:var(--muted);font-size:.84rem;margin:12px 0}.hero-trust{display:flex;flex-wrap:wrap;gap:10px 18px;color:#475467;font-size:.86rem;font-weight:700}.primary-button,.secondary-button{appearance:none;border:0;border-radius:13px;padding:15px 24px;font-weight:900;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s ease}.primary-button{background:linear-gradient(135deg,var(--primary),#3b82f6);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.24)}.primary-button:hover{background:linear-gradient(135deg,var(--primary-dark),var(--primary));transform:translateY(-2px);box-shadow:0 14px 30px rgba(37,99,235,.28)}.secondary-button{background:#eef1f5;color:var(--text)}.secondary-button:disabled{opacity:.45;cursor:not-allowed}.hero-visual{position:relative;min-height:380px;display:grid;place-items:center}.device-card{width:min(100%,420px);padding:14px;border-radius:26px;background:linear-gradient(145deg,#13213d,#243b67);box-shadow:0 34px 70px rgba(20,33,61,.28);transform:rotate(2deg)}.device-top{height:30px;display:flex;gap:7px;align-items:center;padding:0 8px}.device-top span{width:9px;height:9px;border-radius:50%;background:#8193b2}.device-screen{background:#fff;border-radius:16px;padding:28px;min-height:270px}.mini-label{display:inline-block;padding:4px 9px;background:var(--soft);color:var(--primary);border-radius:999px;font-size:.72rem;font-weight:800;margin-bottom:14px}.device-screen>strong{display:block;font-size:1.3rem;margin-bottom:20px}.mini-spec{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--border);font-size:.9rem}.mini-spec span{color:var(--muted)}.floating-badge{position:absolute;padding:10px 14px;border-radius:12px;background:#fff;box-shadow:var(--shadow-sm);font-weight:900;font-size:.82rem}.badge-one{left:0;top:74px}.badge-two{right:-4px;bottom:62px}
.section{padding:76px 0}.section-intro{text-align:center;margin:0 auto 26px;max-width:650px}.section-intro h2{font-size:clamp(1.7rem,4vw,2.35rem);margin:0 0 10px}.section-intro p:last-child{color:var(--muted);margin:0}.diagnosis-area{padding-top:68px}.card{background:rgba(255,255,255,.96);border:1px solid var(--border);border-radius:26px;padding:clamp(26px,5vw,48px);box-shadow:var(--shadow)}.progress-wrap{margin-bottom:34px}.progress-bar{height:9px;background:#e8edf4;border-radius:999px;overflow:hidden}.progress-fill{width:20%;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));transition:width .28s ease}.progress-wrap p{margin:9px 0 0;color:var(--muted);font-size:.82rem;text-align:right}.question{display:none}.question.active{display:block;animation:fadeIn .25s ease}@keyframes fadeIn{from{opacity:.35;transform:translateY(5px)}to{opacity:1;transform:none}}.question h2{margin:0;text-align:center;font-size:clamp(1.45rem,4vw,1.9rem)}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}.choice{cursor:pointer}.choice input{position:absolute;opacity:0;pointer-events:none}.choice span{min-height:82px;display:flex;align-items:center;justify-content:center;text-align:center;padding:16px;border:2px solid var(--border);border-radius:16px;background:#fff;font-weight:800;transition:.18s ease;box-shadow:0 2px 0 rgba(20,33,61,.02)}.choice span:hover{border-color:#9db9f7;transform:translateY(-2px);box-shadow:var(--shadow-sm)}.choice input:focus-visible+span{outline:3px solid rgba(37,99,235,.22);outline-offset:2px}.choice input:checked+span{border-color:var(--primary);background:linear-gradient(180deg,#f5f9ff,var(--soft));color:var(--primary-dark);box-shadow:0 8px 18px rgba(37,99,235,.10)}.button-row{display:flex;justify-content:space-between;gap:12px;margin-top:30px}.error-message{min-height:24px;color:var(--danger);font-weight:800;margin:16px 0 0;text-align:center}.result-section{padding-top:28px}.result-card{border-top:7px solid var(--primary)}.result-summary{color:var(--muted);font-size:1.04rem}.spec-list{display:grid;gap:10px;margin:30px 0}.spec-item{display:grid;grid-template-columns:150px 1fr;gap:18px;align-items:center;padding:15px 17px;background:var(--surface-2);border:1px solid #edf1f7;border-radius:13px}.spec-item span{color:var(--muted);font-size:.9rem}.spec-item strong{font-size:.98rem}.advice-box,.affiliate-box{margin-top:28px;padding:24px;border-radius:18px}.advice-box{background:#f8fafc;border:1px solid var(--border)}.advice-box h3,.affiliate-box h3{margin-top:0}.affiliate-box{background:linear-gradient(180deg,#f2f7ff,#edf4ff);border:1px solid #cbdcff}.ad-label{display:inline-block;margin:0 0 8px;padding:3px 9px;font-size:.7rem;border:1px solid var(--border);border-radius:999px;color:var(--muted);background:#fff}.affiliate-wide{margin:20px 0 24px;text-align:center;overflow:hidden}.affiliate-wide img{display:block;max-width:100%;height:auto;margin:0 auto}.affiliate-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;justify-items:center}.affiliate-card{width:100%;max-width:320px;padding:10px;background:#fff;border:1px solid var(--border);border-radius:16px;text-align:center;box-shadow:0 5px 14px rgba(20,33,61,.04)}.affiliate-card img{display:block;max-width:100%;height:auto;margin:0 auto}.affiliate-note{margin:18px 0 0;color:var(--muted);font-size:.8rem}.text-button{display:block;margin:28px auto 0;background:none;border:none;color:var(--primary);font-weight:900;cursor:pointer}
.features{background:#f0f5fc}.section-title{text-align:center;margin:0 0 34px;font-size:clamp(1.8rem,4vw,2.5rem)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:20px;padding:28px;box-shadow:var(--shadow-sm)}.feature-card:before{content:"";display:block;width:42px;height:5px;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--accent));margin-bottom:20px}.feature-card h3{margin:0 0 8px}.feature-card p{color:var(--muted);margin:0}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.article-link{display:block;position:relative;background:#fff;border:1px solid var(--border);border-radius:18px;padding:25px;text-decoration:none;color:var(--text);transition:.2s;box-shadow:0 5px 16px rgba(20,33,61,.04)}.article-link:after{content:"→";position:absolute;right:20px;bottom:18px;color:var(--primary);font-weight:900}.article-link:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.article-link h3{margin-top:0;padding-right:24px}.article-link p{color:var(--muted);margin-bottom:24px;font-size:.92rem}
.page-hero{padding:62px 0 42px;background:radial-gradient(circle at 85% 10%,rgba(14,165,233,.10),transparent 25%),linear-gradient(180deg,#eef4ff 0%,var(--bg) 100%)}.page-hero h1{font-size:clamp(2rem,6vw,3.35rem);margin-bottom:12px}.breadcrumbs{font-size:.83rem;color:var(--muted);margin-bottom:18px}.breadcrumbs a{color:var(--primary);text-decoration:none}.reading{width:min(var(--max-reading),calc(100% - 32px));margin:0 auto}.article-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:clamp(25px,5vw,46px);box-shadow:var(--shadow)}.article-card h2{margin-top:2.15em;padding-bottom:.38em;border-bottom:1px solid var(--border)}.article-card h3{margin-top:1.75em}.article-card a{color:var(--primary)}.article-card table{width:100%;border-collapse:collapse;margin:20px 0}.article-card th,.article-card td{padding:12px;border:1px solid var(--border);text-align:left}.article-card th{background:#f8fafc}.note-box,.warning-box{padding:18px;border-radius:14px;margin:20px 0}.note-box{background:var(--soft);border-left:5px solid var(--primary)}.warning-box{background:#fff7ed;border-left:5px solid #ea580c}.contact-box{background:#f8fafc;border:1px solid var(--border);border-radius:14px;padding:20px}.update-date{color:var(--muted);font-size:.82rem}.site-footer{padding:42px 0;background:#101828;color:#cbd5e1;text-align:center;font-size:.86rem}.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:18px;margin-bottom:16px}.footer-links a{color:#e2e8f0;text-decoration:none}.site-footer p{margin:5px 0}.cookie-notice{position:fixed;left:16px;right:16px;bottom:16px;max-width:720px;margin:auto;z-index:50;background:#111827;color:#fff;padding:18px;border-radius:14px;box-shadow:0 16px 50px rgba(0,0,0,.28);display:none}.cookie-notice.show{display:block}.cookie-notice p{margin:0 0 12px;font-size:.88rem}.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}.cookie-actions button{border:0;border-radius:9px;padding:9px 14px;font-weight:700;cursor:pointer}.cookie-accept{background:#fff;color:#111827}.cookie-close{background:#374151;color:#fff}.analytics-reset{border:0;border-radius:10px;padding:11px 16px;background:var(--primary);color:#fff;font:inherit;font-weight:700;cursor:pointer}
@media(max-width:900px){.hero-layout{grid-template-columns:1fr;gap:34px}.hero-inner{text-align:center}.hero-copy{margin-left:auto;margin-right:auto}.hero-trust{justify-content:center}.hero-visual{min-height:320px}.device-card{max-width:390px}.site-nav{display:none}.article-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.container{width:min(100% - 26px,1120px)}.hero{padding:62px 0 56px}.hero-layout{gap:26px}.hero-visual{min-height:285px}.device-card{width:90%;padding:10px;border-radius:20px}.device-screen{min-height:220px;padding:22px}.floating-badge{font-size:.75rem}.badge-one{left:0;top:45px}.badge-two{right:0;bottom:42px}.section{padding:58px 0}.card{padding:24px 18px;border-radius:20px}.choice-grid,.feature-grid,.article-grid,.affiliate-grid{grid-template-columns:1fr}.choice span{min-height:66px}.spec-item{grid-template-columns:1fr;gap:4px}.button-row{flex-direction:column-reverse}.primary-button,.secondary-button{width:100%}.header-inner{min-height:62px}.tagline{font-size:.7rem;padding:5px 9px}.logo{font-size:1rem}.logo:before{width:25px;height:25px}.affiliate-box{padding:20px 14px}.page-hero{padding:48px 0 28px}.article-card{border-radius:18px}.cookie-actions{flex-direction:column}.cookie-actions button{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}