@charset "UTF-8";
:root{--ink:#292332;--muted:#756e7e;--accent:#d92768;--accent-soft:#fff0f5;--border:#e6e1e9;--paper:#fff;--background:#f8f7fa;--green:#16735e;--purple:#7551a7;--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:112px}body{margin:0;background:var(--background);color:var(--ink);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,system-ui,sans-serif;font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}button,input,a{-webkit-tap-highlight-color:transparent}button{font:inherit}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button{cursor:pointer}[hidden]{display:none!important}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #8c66c4;outline-offset:4px}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{line-height:1.5;letter-spacing:.015em}ul{margin:0;padding-left:1.4em}strong{font-weight:700}
.masthead{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1360px;margin:0 auto;padding:0 40px}.brand{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.03em}.brand strong{font-size:19px;letter-spacing:.035em}.brand-mark{display:grid;place-items:center;width:30px;height:30px;color:white;background:var(--accent);border-radius:8px;line-height:1;font-size:22px;font-weight:800}.brand-divider{height:20px;width:1px;background:#d6cddc;margin:0 7px}.header-actions{display:flex;align-items:center;gap:22px;font-size:12px;color:var(--muted)}.plain-button{padding:5px 15px;border:1px solid var(--border);border-radius:7px;background:white;font-size:12px;color:var(--ink)}main{max-width:1280px;margin:auto;padding:0 40px}.hero{position:relative;overflow:hidden;padding:36px 40px 22px;background:linear-gradient(110deg,#fff 15%,#fff5f9 100%);border:1px solid var(--border);border-radius:20px;display:grid;grid-template-columns:1.25fr 1fr;gap:24px 20px}.hero:after{content:"";position:absolute;width:340px;height:340px;right:-175px;top:-185px;border:42px solid #fce4ef;border-radius:50%;pointer-events:none}.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--accent);font-weight:750;margin-bottom:10px}h1{font-size:32px;font-weight:800;letter-spacing:.015em}.hero-description{font-size:14px;color:var(--muted);line-height:1.8;margin-top:12px}.hero-facts{align-self:center;display:flex;justify-content:flex-end;gap:28px;position:relative;z-index:1}.hero-facts div{border-left:1px solid #e8dce5;padding-left:22px;display:flex;flex-direction:column}.hero-facts strong{font-size:26px;color:#554063;line-height:1.3;white-space:nowrap}.hero-facts div:first-child strong{font-size:34px;line-height:1}.hero-facts span{font-size:10px;color:var(--muted);margin-top:8px;white-space:nowrap}.source-date{grid-column:1/-1;padding-top:15px;border-top:1px solid #efe6ed;font-size:10px;color:#8d8091;display:flex;justify-content:space-between;gap:15px;position:relative;z-index:1}
.guide-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:28px 0 30px;background:#efedf3;border:1px solid var(--border);border-radius:13px;padding:5px;position:sticky;top:10px;z-index:15;box-shadow:0 6px 15px #30253c08}.guide-tabs button{display:flex;gap:13px;align-items:center;text-align:left;padding:15px 14px;border:0;background:transparent;border-radius:9px;color:#655c70;line-height:1.4;transition:background .16s,color .16s,box-shadow .16s}.guide-tabs button[aria-selected=true]{color:var(--accent);background:white;box-shadow:0 2px 8px #30253c0b}.guide-tabs button:hover{background:#ffffff90}.guide-tabs strong{font-size:12px;display:block;white-space:nowrap}.guide-tabs small{display:block;font-size:10px;color:#8b7f94;margin-top:5px}.tab-no{font-size:18px;font-weight:800;opacity:.65;font-variant-numeric:tabular-nums}.guide-tabs button[aria-selected=true] .tab-no{opacity:1}
.workspace{display:grid;grid-template-columns:205px minmax(0,1fr);gap:36px;align-items:start}.rail{height:100%;}.rail-inner{position:sticky;top:116px}.rail-label{font-size:11px;font-weight:750;letter-spacing:.07em;padding:0 0 13px 12px;border-bottom:1px solid var(--border);margin-bottom:12px}#toc{display:grid;gap:4px}#toc a{font-size:11px;line-height:1.7;color:#7c7085;padding:8px 12px;border-radius:6px;border-left:2px solid transparent}#toc a:hover{background:white;color:var(--accent)}#toc a.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);font-weight:650}.rail-foot{padding:20px 12px;border-top:1px solid var(--border);margin-top:20px;font-size:10px;color:#776f81;line-height:2}.rail-foot>span:not(.mini-dot){font-size:9px}.mini-dot{display:inline-block;width:7px;height:7px;border:1.5px solid #e02b3a;margin-right:5px}.guide-panels{min-width:0;padding-bottom:55px}.article-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin:3px 0 22px}.frequency{font-size:10px;font-weight:750;color:var(--green);display:inline-block;background:#e9f4ee;border-radius:4px;padding:3px 9px;line-height:1.5;margin-bottom:10px}.frequency.monthly{color:var(--purple);background:#f0e9f9}h2{font-size:23px;line-height:1.5}.article-heading p{font-size:12px;color:var(--muted);margin-top:7px}.article-no{font-size:42px;line-height:1;font-weight:800;color:#e3dce9;letter-spacing:-.07em;flex-shrink:0;margin:5px 4px 0 0}
.video-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:white;box-shadow:0 6px 25px #29233204}.video-topline{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;font-size:12px;gap:16px}.video-topline>span{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.play-icon{font-size:11px;color:var(--accent);margin-right:8px}.video-frame{aspect-ratio:16/9;background:#211b28;position:relative;display:grid;place-items:center}.video-frame:before{content:"Google Driveの原動画を読み込み中…";position:absolute;color:#c5bacd;font-size:12px}.video-frame iframe{position:relative;width:100%;height:100%;border:0;display:block;background:transparent}.video-bottom{padding:13px 20px;display:flex;gap:15px;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted);background:#fdfcfe}.video-bottom a{color:var(--accent);font-size:11px;font-weight:700;white-space:nowrap}.outcome{display:flex;gap:17px;align-items:flex-start;padding:17px 20px;margin:17px 0 0;background:#f0ecf5;border-radius:9px;font-size:12px}.outcome>span{white-space:nowrap;font-size:10px;font-weight:800;color:#765b87;border-right:1px solid #d9cee3;padding-right:16px;margin-top:3px}.outcome p{color:#5b4c66;line-height:1.9}
.guide-block{margin-top:43px;scroll-margin-top:112px}.video-section,.step-card{scroll-margin-top:112px}.section-heading{margin-bottom:16px}.section-kicker{font-size:9px;letter-spacing:.17em;color:#94849c;font-weight:750;display:block;margin-bottom:6px}h3{font-size:18px;line-height:1.55}.section-description{font-size:11px;color:var(--muted);margin-top:7px}.prepare-list{padding:18px 22px;list-style:none;background:white;border:1px solid var(--border);border-radius:11px;display:grid;gap:12px}.prepare-list li{display:flex;gap:13px;font-size:12px;line-height:1.95;color:#63586f}.prepare-dot{width:5px;height:5px;border-radius:50%;background:#b6a5c0;flex-shrink:0;margin-top:9px}.resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.resource-link{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:14px 17px;background:white;border:1px solid var(--border);border-radius:8px;font-size:11px;line-height:1.7;color:#645470;transition:border-color .15s}.resource-link:hover{border-color:#e5a6be}.resource-link>span{color:var(--accent);font-size:15px}
.table-scroll{overflow-x:auto;background:white;border:1px solid var(--border);border-radius:11px}table{width:100%;border-collapse:collapse;font-size:11px;line-height:1.8;text-align:left}th{background:#ede9f1;color:#695873;font-size:10px;letter-spacing:.02em}th,td{padding:13px 16px;border-bottom:1px solid #eee9f1;vertical-align:top}th:first-child{width:28%}tr:last-child td{border-bottom:0}td:nth-child(3){color:#a32e5b;background:#fffafb}tr:nth-child(even) td:not(:last-child){background:#fcfbfd}.table-note{margin:12px 3px 0;font-size:11px;color:var(--muted);line-height:1.9}.column-letter{display:inline-grid;place-items:center;min-width:26px;height:26px;border-radius:5px;background:#f0eaf5;color:#82629a;font-weight:750}
.step-card{background:white;border:1px solid var(--border);border-radius:14px;padding:24px 26px;margin-bottom:20px;overflow:hidden}.step-heading{display:flex;gap:15px;align-items:flex-start;margin-bottom:15px}.step-number{display:grid;place-items:center;width:38px;height:38px;background:var(--accent-soft);color:var(--accent);border-radius:9px;font-size:16px;font-weight:800;line-height:1;flex-shrink:0;margin-top:3px;font-variant-numeric:tabular-nums}.step-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:5px;min-height:15px}.timestamp{font-size:9px;color:#9a859f;letter-spacing:.025em}.source-badge{font-size:9px;color:#8f6c15;background:#fdf4d9;padding:2px 6px;border-radius:3px;line-height:1.7}.step-heading h4{font-size:16px;font-weight:750}.step-body>p{font-size:12px;color:#675b70;line-height:2}.step-body>ul{font-size:11px;color:#796a84;line-height:2;margin:13px 0 4px;padding-left:20px}.step-body>ul li::marker{color:#c6a7b8}.step-body>ul li+li{margin-top:4px}.step-figure{margin-top:20px}.image-button{display:block;width:100%;position:relative;border:1px solid #f0e2e9;border-radius:9px;padding:0;background:white;overflow:hidden;cursor:zoom-in;text-align:left}.image-button img{display:block;width:100%;height:auto}.zoom-label{display:flex;align-items:center;gap:5px;font-size:9px;position:absolute;right:9px;bottom:9px;border:1px solid #e6dce5;background:#fffffff2;color:#7c617e;border-radius:5px;padding:4px 8px;box-shadow:0 2px 8px #23132c10;transition:opacity .15s}.zoom-label svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}.image-button:hover{border-color:#de7ba0}.image-button:hover .zoom-label{color:var(--accent)}
.checklist-card{border:1px solid #dddae7;background:white;border-radius:13px;padding:22px 25px}.checklist-progress{display:flex;align-items:center;gap:15px;margin-bottom:18px;padding-bottom:17px;border-bottom:1px solid #eeeaf2}.progress-status{font-size:10px;font-weight:750;color:#796184;min-width:76px;font-variant-numeric:tabular-nums}.progress-track{height:5px;flex:1;background:#eee8f2;border-radius:10px;overflow:hidden}.progress-track>span{display:block;height:100%;width:0;background:linear-gradient(90deg,#bd58b5,var(--accent));transition:width .2s}.reset-checks{border:0;background:transparent;color:#a093aa;font-size:10px;padding:3px 0 3px 8px}.reset-checks:hover{color:var(--accent)}.checklist-items{display:grid;gap:12px}.checklist-items label{display:flex;align-items:flex-start;gap:12px;font-size:12px;line-height:1.9;cursor:pointer;color:#61536d}.checklist-items input{width:17px;height:17px;accent-color:var(--accent);margin:3px 0 0;flex-shrink:0}.checklist-items input:checked+span{color:#a193a8;text-decoration:line-through;text-decoration-color:#c2b7c8}.checklist-note{font-size:9px;color:#a094a9;line-height:1.8;margin-top:18px}.notes-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.note-card{padding:18px 21px;border:1px solid #eedde4;background:#fff9fb;border-radius:10px}.note-card h4{font-size:12px;color:#9d3e61;margin-bottom:8px}.note-card p{font-size:11px;line-height:1.95;color:#8c737e}.note-card:only-child{grid-column:1/-1}.next-guide{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:35px;padding:23px 26px;border-radius:13px;background:#34273f;color:#fff}.next-guide:hover{background:#4c365a;color:white}.next-guide small{display:block;font-size:9px;color:#c6b5d0;margin-bottom:7px}.next-guide strong{font-size:12px;line-height:1.8}.next-arrow{font-size:25px;font-weight:300}.page-footer{max-width:1200px;display:flex;align-items:flex-start;gap:25px;justify-content:space-between;padding:26px 0 40px;border-top:1px solid var(--border);margin:0 auto;font-size:10px;color:#9a8d9f}.page-footer strong{font-size:15px;color:#75627e;white-space:nowrap}.page-footer p{font-size:9px;line-height:2}.page-footer a{white-space:nowrap;color:#8a668f;font-size:10px}
dialog{padding:0;border:1px solid #e5dbe6;border-radius:13px;width:min(1340px,94vw);max-height:94vh;box-shadow:0 20px 80px #13071955;overflow:auto;background:#fff}dialog::backdrop{background:#1c1026b8;backdrop-filter:blur(3px)}.zoom-bar{position:sticky;top:0;background:#fffffff7;border-bottom:1px solid #eee7ee;padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:20px;z-index:1}.zoom-bar strong{font-size:12px}.zoom-bar button{border:1px solid #e2d8e7;background:#f8f4fa;border-radius:5px;font-size:11px;padding:4px 10px;white-space:nowrap}#zoom-image{width:100%;height:auto;display:block}.zoom-hint{padding:10px 15px;color:#a194a7;font-size:9px;text-align:right}
@media(min-width:1500px){body{font-size:16px}main{max-width:1400px}.masthead{max-width:1480px}.workspace{grid-template-columns:220px minmax(0,1fr);gap:45px}.page-footer{max-width:1320px}.step-body>p{font-size:13px}.step-body>ul{font-size:12px}.step-heading h4{font-size:17px}}
@media(max-width:1050px){main{padding:0 24px}.masthead{padding:0 24px}.hero{padding:30px 28px 20px;grid-template-columns:1.35fr 1fr}h1{font-size:28px}.hero-facts{gap:14px}.hero-facts div{padding-left:13px}.hero-facts strong{font-size:21px}.hero-facts div:first-child strong{font-size:28px}.guide-tabs button{gap:9px;padding:12px 10px}.guide-tabs strong{font-size:10px}.guide-tabs small{font-size:9px}.tab-no{font-size:16px}.workspace{grid-template-columns:160px minmax(0,1fr);gap:24px}h2{font-size:20px}.step-card{padding:21px}.step-heading h4{font-size:15px}.page-footer{margin:0 24px}.resource-link{font-size:10px;padding:12px 14px}th,td{padding:11px}.notes-grid{grid-template-columns:1fr}}
@media(max-width:800px){html{scroll-padding-top:115px}.masthead{height:65px;padding:0 20px}.brand{font-size:10px;gap:8px}.brand strong{font-size:17px}.brand-divider{margin:0 4px}.header-actions{gap:14px;font-size:10px}.plain-button{font-size:10px;padding:4px 11px}main{padding:0 20px}.hero{padding:25px;grid-template-columns:1fr 1fr;gap:22px 20px}.hero-copy{grid-column:1/-1}h1{font-size:28px}.hero-description{font-size:12px}.hero-facts{grid-column:1/-1;justify-content:flex-start;gap:27px}.hero-facts div:first-child{border-left:0;padding-left:0}.hero-facts div{padding-left:22px}.source-date{font-size:9px;flex-wrap:wrap;gap:5px}.guide-tabs{margin:23px 0 24px;top:6px}.guide-tabs strong{white-space:normal;font-size:10px}.guide-tabs small{font-size:8px}.guide-tabs button{padding:12px 9px;gap:7px}.workspace{display:block}.rail{display:none}.article-heading{margin-top:0}.article-heading p{font-size:11px}.article-no{font-size:35px}.video-topline{padding:12px 16px;font-size:11px}.video-bottom{padding:11px 15px;align-items:flex-start;font-size:9px;gap:12px}.video-bottom a{font-size:10px}.guide-block{margin-top:33px}.step-card{padding:22px}.step-body>p{font-size:12px}.step-heading h4{font-size:15px}.page-footer{margin:0 20px;gap:16px;flex-wrap:wrap}.page-footer p{flex:1;min-width:240px}.resource-link{font-size:11px}th:first-child{width:auto}.table-scroll table{min-width:560px}.guide-panels{padding-bottom:35px}}
@media(max-width:520px){body{line-height:1.8}.masthead{padding:0 16px;height:58px}.brand-divider,.brand>span:last-child{display:none}.brand strong{font-size:17px}.brand-mark{width:27px;height:27px;font-size:20px}.header-actions{gap:11px;font-size:9px}.plain-button{padding:3px 10px}main{padding:0 14px}.hero{padding:23px 20px 17px;border-radius:14px;gap:18px}.eyebrow{font-size:8px;letter-spacing:.13em;margin-bottom:9px}h1{font-size:23px;letter-spacing:0}.hero-description{font-size:11px;line-height:1.9;margin-top:9px}.hero-facts{gap:20px}.hero-facts div{padding-left:16px}.hero-facts strong{font-size:20px}.hero-facts div:first-child strong{font-size:27px}.hero-facts span{font-size:8px;margin-top:5px}.source-date{font-size:8px;padding-top:12px}.source-date span{margin-left:0}.guide-tabs{grid-template-columns:repeat(2,1fr);padding:4px;gap:3px;top:4px;border-radius:10px;margin-top:18px;margin-bottom:22px}.guide-tabs button{padding:9px 10px;gap:10px;min-height:55px}.guide-tabs strong{font-size:10px;white-space:nowrap}.guide-tabs small{font-size:8px;margin-top:3px}.tab-no{font-size:17px}.article-heading{gap:8px;margin-bottom:16px}.frequency{font-size:9px;margin-bottom:8px}h2{font-size:18px}.article-heading p{font-size:10px;line-height:1.8}.article-no{font-size:30px;margin-top:9px}.video-topline{padding:11px 13px;font-size:10px}.video-topline>span{font-size:9px}.video-card{border-radius:11px}.video-bottom{padding:10px 12px;font-size:8px;line-height:1.8}.video-bottom a{font-size:9px}.outcome{padding:13px 14px;gap:11px;margin-top:12px;font-size:10px;border-radius:8px}.outcome>span{font-size:8px;padding-right:10px;margin-top:2px}.guide-block{margin-top:29px;scroll-margin-top:130px}.step-card,.video-section{scroll-margin-top:130px}.section-kicker{font-size:8px;letter-spacing:.14em;margin-bottom:5px}h3{font-size:16px}.section-description{font-size:9px;line-height:1.8}.prepare-list{padding:16px 17px;gap:11px}.prepare-list li{font-size:10px;line-height:1.95;gap:9px}.prepare-dot{margin-top:8px;width:4px;height:4px}.resource-grid{grid-template-columns:1fr;gap:7px}.resource-link{font-size:10px;padding:11px 15px}.table-scroll table{font-size:10px;min-width:560px}th,td{padding:11px 12px}th{font-size:9px}.table-note{font-size:9px}.step-card{padding:18px 16px;border-radius:11px;margin-bottom:15px}.step-heading{gap:11px;margin-bottom:12px}.step-number{width:31px;height:31px;font-size:13px;border-radius:7px}.step-meta{margin-bottom:4px}.timestamp,.source-badge{font-size:8px}.step-heading h4{font-size:13px;line-height:1.6}.step-body>p{font-size:10px;line-height:2}.step-body>ul{font-size:9px;line-height:2;padding-left:16px;margin-top:10px}.step-figure{margin-top:15px}.image-button{border-radius:6px}.zoom-label{right:5px;bottom:5px;font-size:7px;padding:3px 5px}.zoom-label svg{width:11px;height:11px}.checklist-card{padding:18px 17px}.checklist-progress{gap:10px;padding-bottom:14px}.progress-status{font-size:9px;min-width:64px}.reset-checks{font-size:9px}.checklist-items label{font-size:10px;gap:10px;line-height:1.9}.checklist-items input{width:16px;height:16px;margin-top:2px}.checklist-note{font-size:8px}.note-card{padding:16px 17px}.note-card h4{font-size:11px}.note-card p{font-size:9px;line-height:2}.next-guide{padding:18px 20px;margin-top:27px;border-radius:11px}.next-guide small{font-size:8px}.next-guide strong{font-size:11px}.page-footer{margin:0 14px;padding:22px 3px 30px}.page-footer strong{font-size:13px}.page-footer p{font-size:8px;min-width:200px}.page-footer a{font-size:9px}.zoom-bar{padding:10px 12px;gap:9px}.zoom-bar strong{font-size:10px}.zoom-bar button{font-size:9px;padding:4px 7px}dialog{width:96vw;max-height:94vh;border-radius:9px}}
.zoom-actions{display:flex;gap:7px;align-items:center;flex-shrink:0}.zoom-image-area{overflow:auto;max-height:calc(90vh - 100px);overscroll-behavior:contain}.native-size #zoom-image{width:auto;max-width:none}.hero-copy{position:relative;z-index:1}.hero:after{z-index:0}.step-body>p{font-size:14px}.step-body>ul{font-size:13px}.prepare-list li{font-size:13px}.outcome{font-size:13px}.resource-link{font-size:12px}table{font-size:12px}.table-note{font-size:12px}.checklist-items label{font-size:13px}.note-card p{font-size:12px}.article-heading p{font-size:13px}.next-guide strong{font-size:13px}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
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