:root{--ink:#24392f;--muted:#627067;--green:#285447;--line:#dce3da;--paper:#fcfcf8;--tint:#edf3e9;--orange:#ad571d}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.95;overflow-wrap:anywhere}a{color:var(--green);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid #ce691c;outline-offset:5px}.skip-link{position:fixed;top:-100px}.skip-link:focus{top:8px;background:white;padding:8px;z-index:5}.review-bar{padding:7px 5%;font-size:11px;letter-spacing:.06em;background:#e8ede7;color:#526257;display:flex;justify-content:space-between}.site-header{max-width:1180px;margin:auto;padding:24px 30px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:inline-flex;gap:10px;align-items:center;text-decoration:none;font-size:23px;font-weight:750;letter-spacing:.13em}.brand svg{width:26px;height:28px}.site-header nav{display:flex;gap:28px;font-size:13px}.site-header nav a{text-decoration:none}main{max-width:1120px;margin:auto;padding:0 30px}.breadcrumb{font-size:11px;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 32px}.breadcrumb a{color:inherit;text-decoration:none}.article-header{max-width:900px;padding-bottom:34px}.kicker{font-size:12px;font-weight:700;letter-spacing:.07em;color:var(--green);margin:0 0 12px}.article-header .kicker span{font-size:11px;font-weight:400;margin-left:14px;color:var(--muted)}h1{font-size:35px;line-height:1.6;letter-spacing:.02em;margin:14px 0 16px;font-weight:760}h1 span{font-size:29px}.deck{font-size:17px;margin:0 0 18px}.byline{font-size:11px;color:var(--muted);margin:0}.byline span{margin:0 8px}.article-grid{display:grid;grid-template-columns:minmax(0,750px) 240px;gap:60px;align-items:start}article{min-width:0}.cover{margin:0 0 28px}.cover img{width:100%;height:auto;display:block;border-radius:5px}.cover figcaption{font-size:10px;text-align:right;color:var(--muted);margin-top:6px}.intro{margin:0 0 28px}p{margin:18px 0}.answer{border:1px solid #cbd9c7;border-top:4px solid var(--green);padding:25px 28px;background:#fff}.answer dl{margin:0}.answer dl>div{display:flex;gap:20px;padding:10px 0;border-bottom:1px solid var(--line)}.answer dt{color:var(--muted);font-size:13px;min-width:90px}.answer dd{margin:0;font-size:15px;font-weight:700}.answer-links{display:flex;gap:25px;flex-wrap:wrap;margin-top:18px;font-size:12px}.sidebar .sticky{position:sticky;top:24px}.sidebar ol,.mobile-toc ol{list-style:none;padding:0;margin:0}.sidebar li a,.mobile-toc li a{display:flex;align-items:center;gap:12px;padding:12px 0;text-decoration:none;border-bottom:1px solid var(--line);font-size:12px}.sidebar li a span,.mobile-toc li a span{font-size:11px;color:#657961;font-variant-numeric:tabular-nums}.side-cta{border-top:3px solid var(--green);margin-top:32px;padding-top:15px}.side-cta p{font-size:16px;font-weight:700;line-height:1.8;margin:0 0 14px}.button{display:inline-flex;justify-content:center;align-items:center;gap:14px;background:var(--green);color:white;border:1px solid var(--green);border-radius:5px;padding:15px 21px;font-size:14px;font-weight:700;line-height:1.7;text-align:center;text-decoration:none;min-height:48px;max-width:100%}.button:hover{background:#1c4035;text-decoration:none}.side-cta .button{font-size:12px;padding:12px;width:100%}.side-cta small{font-size:10px;display:block;color:var(--muted);margin-top:9px}.mobile-toc{display:none}section{margin-top:62px;padding-top:32px;border-top:1px solid var(--line);scroll-margin-top:25px}.section-label{display:flex;align-items:center;gap:10px;color:var(--green);font-size:12px;font-weight:700;margin-bottom:12px}.section-label svg{width:24px;height:24px}h2{font-size:25px;line-height:1.65;margin:0 0 24px;letter-spacing:.01em}h3{font-size:18px;line-height:1.75;margin:30px 0 10px}section>p{font-size:16px;line-height:2.05}.refs{font-size:11px;white-space:nowrap;margin-left:5px}.refs a{margin-right:4px;text-decoration:none;color:var(--muted)}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:25px 0}.choice-grid>div{padding:22px;background:var(--tint);border-radius:5px}.choice-grid h3{font-size:15px;margin:0 0 9px}.choice-grid p{font-size:13px;margin:0;line-height:1.9}.editor-note{display:flex;align-items:flex-start;gap:15px;margin:28px 0}.editor-avatar{display:flex;align-items:center;justify-content:center;flex:0 0 38px;width:38px;height:38px;border-radius:50%;background:#e8ede0;margin-top:6px}.editor-avatar svg{width:20px;height:20px}.editor-note>div{position:relative;background:#f3f1e8;border-radius:7px;padding:18px 22px;flex:1}.editor-note>div:before{content:"";position:absolute;top:18px;left:-7px;border-top:7px solid transparent;border-bottom:7px solid transparent;border-right:8px solid #f3f1e8}.editor-note strong{font-size:12px;letter-spacing:.04em}.editor-note p{font-size:14px;margin:6px 0 0;line-height:1.95}.table-wrap{width:100%;overflow-x:auto}table{width:100%;border-collapse:collapse;margin:15px 0;font-size:14px;text-align:left}th,td{padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}thead{background:var(--tint)}tbody th{width:30%;font-weight:600}.video{margin:25px 0}.video iframe{display:block;width:100%;aspect-ratio:16/9;border:0;border-radius:5px;background:#e9ece4}.video figcaption{font-size:11px;color:var(--muted);line-height:1.8;margin-top:12px}.timeline{list-style:none;padding:0;margin:25px 0}.timeline li{display:flex;gap:20px;padding:23px 20px;border:1px solid var(--line);margin:0 0 12px;background:white;border-radius:5px}.step-number{font-size:26px;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums}.timeline small{font-size:11px;color:var(--muted)}.timeline h3{font-size:17px;margin:2px 0 6px}.timeline p{font-size:13px;margin:0}.text-link{display:inline-block;font-size:14px;margin:10px 0}.planner{padding:28px;background:var(--tint);border-radius:7px;border:1px solid #d6e1d1;margin-top:25px}.total-time{display:flex;flex-direction:column;padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid #cbd7c5}.total-time strong{font-size:45px;line-height:1.5;font-weight:750;letter-spacing:-.04em;font-variant-numeric:tabular-nums}.total-time strong small{font-size:15px;margin:0 12px 0 4px;letter-spacing:0}.total-time>span{font-size:12px;color:var(--muted)}.planner label{font-size:14px;margin-right:15px}.planner select{padding:10px 35px 10px 14px;font:inherit;font-size:15px;background:#fff;border:1px solid #718a72;border-radius:5px;color:var(--ink)}.plan-result{display:flex;align-items:center;gap:23px;margin:20px 0 0}.plan-result strong{font-size:27px}.plan-result span{font-size:15px}.small{font-size:11px!important;color:var(--muted);line-height:1.8!important}.offer{border:1px solid #b9ccb8;border-radius:6px;overflow:hidden;margin:22px 0}.offer-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--green);color:white;padding:18px 24px}.offer-heading strong{font-size:23px}.offer-heading span{font-size:12px}.offer dl{padding:0 24px;margin:8px 0}.offer dl>div{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}.offer dd{margin:0;font-size:14px;font-weight:700}.offer>p{padding:0 24px}.status-pill{background:#eaf0df;color:#375726;border-radius:20px;padding:5px 13px}.checklist{padding:0;list-style:none}.checklist li{position:relative;padding:13px 8px 13px 29px;border-bottom:1px solid var(--line);font-size:14px}.checklist li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}.cta-row{margin:26px 0;text-align:center}.cta-row .button{width:100%;max-width:490px}.cta-row .small{margin:9px 0}details{border-bottom:1px solid var(--line);padding:18px 0}summary{font-size:15px;font-weight:700;cursor:pointer;line-height:1.8;min-height:28px}details p{font-size:14px;margin:14px 0 0}.sources{color:var(--muted);font-size:12px}.sources h2{font-size:19px}.sources p{font-size:12px}.sources ol{padding-left:22px}.sources li{margin:15px 0}.sources li small{display:block;font-size:10px}.next-guide{border-top:2px solid var(--green);background:var(--tint);padding:30px;margin:50px 0 60px}.next-guide h2{font-size:23px;margin:0}.next-guide p{font-size:13px}footer{border-top:1px solid var(--line);max-width:1120px;margin:0 auto;padding:35px 30px 50px}footer .brand{font-size:18px}footer p,footer>a:not(.brand){font-size:11px;color:var(--muted)}
@media(max-width:1000px){.article-grid{grid-template-columns:minmax(0,1fr) 200px;gap:30px}h1{font-size:30px}h1 span{font-size:26px}}
@media(max-width:760px){body{font-size:15px}.review-bar{font-size:10px;padding:6px 18px}.review-bar span{font-size:9px}.site-header{padding:18px 20px}.brand{font-size:19px;gap:7px}.brand svg{width:22px}.site-header nav{gap:15px;font-size:11px}main{padding:0 20px}.breadcrumb{margin:22px 0;font-size:10px;gap:7px}.article-header{padding-bottom:25px}.article-header .kicker span{display:block;margin:3px 0 0}h1{font-size:26px;line-height:1.6;margin-top:10px}h1 span{font-size:22px}.deck{font-size:14px;line-height:1.9}.byline{font-size:10px}.article-grid{display:block}.sidebar{display:none}.cover{margin-bottom:22px}.intro{font-size:15px;line-height:2}.answer{padding:19px}.answer dt{min-width:70px;font-size:12px}.answer dd{font-size:13px}.answer dl>div{gap:12px}.answer-links{gap:12px;font-size:11px}.mobile-toc{display:block;margin:25px 0 0;padding:16px 0;border-top:1px solid var(--line)}.mobile-toc summary{font-size:13px}section{margin-top:42px;padding-top:26px}h2{font-size:22px;line-height:1.7;margin-bottom:20px}h3{font-size:17px}section>p{font-size:15px;line-height:2}.choice-grid{grid-template-columns:1fr;gap:10px}.choice-grid>div{padding:18px}.editor-note{gap:12px}.editor-note>div{padding:16px}.editor-note p{font-size:13px}.editor-avatar{width:30px;height:30px;flex-basis:30px}th,td{padding:12px 10px;font-size:12px}tbody th{width:30%}.timeline li{padding:18px 15px;gap:14px}.timeline h3{font-size:15px}.step-number{font-size:23px}.planner{padding:22px}.total-time strong{font-size:41px}.planner label{font-size:13px}.planner select{font-size:14px}.plan-result{gap:18px}.offer-heading{padding:15px 18px}.offer-heading strong{font-size:21px}.offer-heading span{font-size:11px}.offer dl{padding:0 18px}.offer dt,.offer dd{font-size:13px}.offer>p{padding:0 18px}.button{font-size:13px;padding:14px 16px}.next-guide{padding:23px}.next-guide h2{font-size:20px}footer{padding:30px 20px 40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.original-manga{margin:26px 0 0;padding:28px;background:var(--tint);border:1px solid var(--line);border-radius:10px;scroll-margin-top:28px}.original-manga .kicker{display:flex;align-items:center;gap:8px;margin:0 0 14px}.original-manga .kicker svg{width:20px;height:20px}.original-manga .kicker span{margin-left:auto;font-size:11px;letter-spacing:0;color:var(--muted)}.original-manga h3{margin:0;font-size:20px;line-height:1.7}.original-manga>p:not(.kicker){font-size:14px;line-height:1.9}.manga-book{padding:16px 0 20px;display:grid;gap:5px}.manga-book strong{font-size:17px}.manga-book span{font-size:13px;color:var(--muted)}.manga-actions{display:flex;flex-wrap:wrap;gap:10px}.manga-actions .button{font-size:13px;line-height:1.7;text-align:center}.manga-actions .manga-trial{background:transparent;color:var(--green);border:1px solid var(--green)}.original-manga .manga-caption{font-size:12px!important;color:var(--muted);margin:15px 0}.original-manga .manga-credit{font-size:11px!important;color:var(--muted);margin:16px 0 0;padding-top:12px;border-top:1px solid var(--line)}
@media(max-width:760px){.original-manga{padding:20px}.original-manga h3{font-size:18px}.manga-actions{display:grid}.manga-actions .button{width:100%;box-sizing:border-box;padding:13px 10px}.manga-book strong{font-size:16px}}
.service-intro{margin:0 0 28px;padding:26px;border:1px solid var(--line);border-radius:10px;background:#f4f7f2;scroll-margin-top:88px}.service-intro h3{font-size:22px;margin:0 0 14px}.service-intro>p{font-size:14px;line-height:1.9}.service-intro .kicker{margin:0 0 8px}.service-facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 10px}.service-facts>div{background:#fff;border:1px solid var(--line);padding:17px;border-radius:6px}.service-facts dt{font-size:12px;color:var(--muted)}.service-facts dd{margin:8px 0 0;line-height:1.6}.service-facts strong{display:block;font-size:25px;color:var(--green)}.service-facts dd span{font-size:12px}.service-intro .service-app-price{font-size:12px}.service-renewal{border-left:3px solid var(--green);padding-left:13px}.service-conditions{padding:13px 0;font-size:13px}.service-conditions p{line-height:1.9}.service-extra{border-top:1px solid var(--line);padding-top:14px}.service-sources{font-size:11px;line-height:1.9;color:var(--muted)}
@media(max-width:760px){.service-intro{padding:20px}.service-intro h3{font-size:20px}.service-facts{gap:8px}.service-facts>div{padding:12px 10px}.service-facts strong{font-size:22px}}
/* Compact, native source disclosure; all evidence stays in the document. */
.sources h2{margin-bottom:12px}.sources>p{margin:10px 0;line-height:1.85}.sources .sources-checked{font-size:11px}.sources-details{padding:0;border:1px solid var(--line);border-radius:6px;background:#fff;margin-top:18px}.sources-details>summary{display:flex;align-items:center;gap:10px;list-style:none;padding:14px 16px;font-size:13px;color:var(--green);min-height:48px}.sources-details>summary::-webkit-details-marker{display:none}.sources-details>summary::before{content:'＋';font-size:18px;line-height:1;flex:none}.sources-details[open]>summary::before{content:'−'}.sources-details[open]>summary{border-bottom:1px solid var(--line)}.sources-details>p{margin:16px;font-size:12px;line-height:1.85}.sources-details>ol{margin:16px;padding-left:22px}.sources li{scroll-margin-top:110px;overflow-wrap:anywhere}.sources li:target{background:var(--tint);border-radius:4px;outline:2px solid #cbd9c7;outline-offset:5px}.sources li:focus-visible{outline:3px solid #ce691c;outline-offset:5px}