:root{--ink:#16233b;--muted:#5a6478;--line:#e4e8f0;--line-soft:#eef1f7;--brand:#0b5cbf;--brand-dark:#063f88;--brand-deep:#0b2545;--accent:#e8552d;--accent-dark:#cf4522;--bg-soft:#f5f8fc;--bg-band:#f1f5fb;--ok:#0a8a4f;--radius:16px;--radius-sm:12px;--shadow-sm:0 1px 2px rgba(16,33,60,.06),0 2px 8px rgba(16,33,60,.05);--shadow-md:0 6px 22px rgba(16,33,60,.1);--shadow-lg:0 18px 46px rgba(11,37,69,.18)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:system-ui,-apple-system,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif;color:var(--ink);line-height:1.75;background:#fff;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}svg{display:block}.wrap{max-width:780px;margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--line-soft);background:hsla(0,0%,100%,.92);-webkit-backdrop-filter:saturate(1.2) blur(6px);backdrop-filter:saturate(1.2) 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span{color:var(--muted);font-size:.85rem}.article{padding-top:26px}.article h1{font-size:1.6rem;line-height:1.45}.article h1,.article h2{font-weight:800;color:var(--brand-deep)}.article h2{font-size:1.24rem;margin-top:36px;border-left:4px solid var(--brand);padding-left:12px}.article-lead{color:#333}.breadcrumb{font-size:.82rem;color:var(--muted);margin-bottom:10px}.breadcrumb a{font-weight:600}.tips{padding-left:1.2em}.tips li{margin:8px 0}.steps{padding-left:0;list-style:none}.steps li{display:flex;flex-direction:column;gap:3px;padding:16px 18px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);margin:12px 0;background:#fff;box-shadow:var(--shadow-sm)}.steps li strong{color:var(--brand-deep)}.steps li span{color:var(--muted);font-size:.92rem}.note{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:16px 18px;margin:22px 0}.note p{margin:0;font-size:.88rem;color:var(--muted)}.related{margin-top:44px}.faq{margin-top:40px}.faq-list{margin:8px 0 0;display:grid;grid-gap:12px;gap:12px}.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:#fff;box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .15s,box-shadow .15s}.faq-item[open]{border-color:#c9dcf5;box-shadow:var(--shadow-md)}.faq-q{display:flex;align-items:flex-start;gap:12px;cursor:pointer;list-style:none;padding:16px 18px;font-weight:800;color:var(--ink);line-height:1.55}.faq-q::-webkit-details-marker{display:none}.faq-q-text{flex:1 1}.faq-q-text:before{content:"Q. 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svg{width:32px;height:32px}.spec-card-headline{display:flex;flex-direction:column;gap:2px;min-width:0}.spec-card-name{font-weight:800;font-size:1.14rem;color:var(--brand-deep);line-height:1.3}.spec-card-sub{font-size:.86rem;color:var(--muted);font-weight:600}.spec-card-mark{margin-left:auto;flex:none;width:42px;height:42px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:1.32rem;font-weight:800;line-height:1}.spec-card-mark--strong{color:var(--ok);background:#e6f6ee}.spec-card-mark--mid{color:#b8860b;background:#fbf3e1}.spec-card-mark--weak{color:var(--muted);background:#eef1f7}.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin:18px 0 0}.spec-item{background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:12px 14px}.spec-item dt{font-size:.74rem;font-weight:700;color:var(--muted);letter-spacing:.03em;margin:0}.spec-item dd{margin:5px 0 0;font-weight:800;color:var(--ink);font-size:1rem}.spec-item--resale{grid-column:1/-1}.spec-item--resale dd{display:flex;flex-direction:column;gap:8px}.resale-badge{align-self:flex-start;display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:.84rem;font-weight:800}.resale-badge--strong{color:var(--ok);background:#e6f6ee;border:1px solid #b9e4cd}.resale-badge--mid{color:#a9760a;background:#fbf3e1;border:1px solid #ecd9a6}.resale-badge--weak{color:var(--muted);background:#eef1f7;border:1px solid var(--line)}.resale-gauge{height:8px;background:#e6ebf3;overflow:hidden}.resale-gauge,.resale-gauge i{display:block;border-radius:999px}.resale-gauge i{height:100%;width:var(--fill,66%)}.resale-gauge--strong i{background:linear-gradient(90deg,#14a866 0,var(--ok) 100%)}.resale-gauge--mid i{background:linear-gradient(90deg,#e0a72a,#c8890e)}.resale-gauge--weak i{background:linear-gradient(90deg,#aab3c2,#8b95a6)}.resale-note{font-size:.8rem;color:var(--muted);font-weight:600}.guide-block{margin:34px 0 0}.guide-block-head{display:flex;align-items:center;gap:12px}.guide-block-icon{flex:none;width:40px;height:40px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;color:var(--brand);background:#eaf2fd;border:1px solid #d7e6fb}.guide-block-icon svg{width:24px;height:24px}.guide-block .guide-block-head h2{margin:0;border-left:none;padding-left:0;font-size:1.2rem;font-weight:800;color:var(--brand-deep)}.guide-block-body{margin:14px 0 0;padding:16px 18px 16px 20px;background:var(--bg-soft);border:1px solid var(--line-soft);border-left:4px solid var(--brand);border-radius:var(--radius-sm);color:#333}.tips-callout{margin:34px 0 0;padding:22px 22px 20px;background:linear-gradient(180deg,#fbfefc,#f2faf5);border:1px solid #c9e7d5;border-left:5px solid var(--ok);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.tips-callout .guide-block-icon{color:var(--ok);background:#e2f4ea;border-color:#bfe6cf}.tips-callout .guide-block-head h2{color:#0a6b40}.tips-callout-lead{margin:12px 0 14px;color:#3a4a41;font-size:.95rem}.tips-check{list-style:none;padding:0;margin:0;display:grid;grid-gap:10px;gap:10px}.tips-check li{display:flex;align-items:flex-start;gap:12px;background:#fff;border:1px solid #d8ebe0;border-radius:var(--radius-sm);padding:13px 15px;font-weight:600;color:var(--ink);box-shadow:var(--shadow-sm)}.tips-check-icon{flex:none;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;background:var(--ok)}.tips-check-icon svg{width:16px;height:16px}.article-figure{margin:34px 0 0}.article-figure img{width:100%;height:auto;display:block;border-radius:var(--radius);box-shadow:var(--shadow-md);border:1px solid var(--line-soft)}.article-figure figcaption{margin-top:12px;font-size:.82rem;color:var(--muted);line-height:1.65;padding-left:12px;border-left:3px solid var(--accent)}.advisory-callout{display:flex;gap:16px;align-items:flex-start;margin:34px 0 0;padding:20px 22px;background:linear-gradient(135deg,#0b2545,#123a63);color:#fff;border-radius:var(--radius);box-shadow:var(--shadow-md)}.advisory-callout-icon{flex:none;width:46px;height:46px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:#fff;background:hsla(0,0%,100%,.12);border:1px solid hsla(0,0%,100%,.24)}.advisory-callout-icon svg{width:26px;height:26px}.advisory-callout-tag{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:800;letter-spacing:.02em;color:#ffd7c4;margin-bottom:6px}.advisory-callout-tag svg{width:16px;height:16px}.advisory-callout-body p{margin:0;color:hsla(0,0%,100%,.94);line-height:1.8}.internal-links{margin-top:40px}.link-list{list-style:none;padding:0;margin:8px 0 0;display:grid;grid-gap:10px;gap:10px}.link-list li a{display:block;padding:14px 16px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:#fff;color:var(--ink);font-weight:700;box-shadow:var(--shadow-sm);transition:border-color .15s,box-shadow .15s}.link-list li a:hover{border-color:var(--brand);text-decoration:none;box-shadow:var(--shadow-md)}@media (max-width:720px){.flow-grid{grid-template-columns:1fr;gap:22px}.flow-figure{order:-1}}@media (max-width:560px){.hero{padding:52px 0 84px;background-position:62%}.hero h1{font-size:1.62rem}.hero-sub{font-size:.98rem}.hero-badge{font-size:.8rem;padding:7px 12px 7px 10px}.finder-card{margin-top:-52px;padding:22px 18px}.section-title{font-size:1.28rem}.two-col{grid-template-columns:1fr}.satei-cta{flex-direction:column;align-items:stretch}.satei-cta-btn{text-align:center}.spec-card{padding:18px 16px}.spec-grid{grid-template-columns:1fr}.spec-card-name{font-size:1.06rem}.guide-block .guide-block-head h2,.tips-callout .guide-block-head h2{font-size:1.1rem}.advisory-callout{padding:18px 16px;gap:13px}}