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8px;font-size:10px}.speech-warning{border-left:3px solid var(--sun,#d6b56d);color:#665a32;background:#fff7d9;margin:0;padding:8px 10px;font-size:10px}.sentence-reading-paper{min-height:300px;max-height:720px;padding:20px;overflow-y:auto}.sentence-list{gap:5px;margin:0;padding:0;list-style:none;display:grid}.sentence-list li{border:1px solid #0000;border-radius:8px;grid-template-columns:30px 25px minmax(0,1fr);align-items:start;gap:8px;padding:12px 10px;line-height:1.85;transition:background .18s,border-color .18s;display:grid}.sentence-list li.is-playing{background:#3046c917;border-color:#3046c940}.sentence-list li.status-waiting{background:#ff4f7d17;border-color:#ff4f7d57}.sentence-play-button{width:29px;height:29px;color:var(--fuji-blue,var(--green));cursor:pointer;background:#fff;border:1px solid #9fa2aa;border-radius:50%;margin-top:.25em;padding:0;font-size:9px}.sentence-number{color:#9297a0;padding-top:.65em;font-family:Arial Narrow,sans-serif;font-size:9px;line-height:1}.shadowing-player{background:#fffefa;border:1px solid #aaa69d;border-radius:9px;flex-direction:column;justify-content:center;min-height:380px;padding:clamp(25px,5vw,52px);display:flex;box-shadow:4px 5px #171a2314}.shadowing-progress{color:var(--muted);justify-content:space-between;align-items:center;gap:15px;font-size:11px;font-weight:800;display:flex}.shadowing-sentence{text-align:center;margin:auto 0;padding:45px 0;font-family:Yu Mincho,Hiragino Mincho ProN,Noto Serif JP,serif;font-size:clamp(29px,4vw,45px);line-height:1.9}.shadowing-player.hide-furigana rt{display:none}.shadowing-status{color:var(--muted);align-self:center;align-items:center;gap:7px;margin-bottom:18px;font-size:11px;font-weight:800;display:flex}.shadowing-status i{background:#a8aaa8;border-radius:50%;width:8px;height:8px}.shadowing-status.status-speaking i{background:var(--fuji-blue,var(--green));animation:1s infinite pulse}.shadowing-status.status-waiting{color:#b43a5b}.shadowing-status.status-waiting i{background:var(--sakura,var(--coral))}.shadowing-status.status-completed i{background:var(--leaf,#58a67f)}.shadowing-replay,.shadowing-navigation{justify-content:center;gap:8px;display:flex}.shadowing-replay{margin-bottom:22px}.shadowing-replay button:first-child{color:#fff;border-color:var(--fuji-blue,var(--green));background:var(--fuji-blue,var(--green))}.shadowing-navigation{border-top:1px solid var(--line);justify-content:space-between;padding-top:17px}@media (width<=540px){.speech-controls{align-items:stretch}.speech-controls>button,.shadowing-player button{min-height:42px}.speech-controls>button{flex:auto}.speech-controls>label{flex:135px;justify-content:space-between}.speech-controls select{flex:1}.sentence-reading-paper{padding:10px 6px}.sentence-list li{grid-template-columns:30px minmax(0,1fr);gap:7px;padding:10px 7px}.sentence-number{display:none}.shadowing-player{min-height:350px;padding:22px 17px}.shadowing-sentence{padding:36px 0;font-size:28px}.shadowing-replay button{flex:1}}@layer archived-editorial{:root{--ink:#171a23;--muted:#68707d;--paper:#fbfaf5;--cream:#f4f0e5;--line:#c9c5ba;--green:#3046c9;--green-light:#e5e9ff;--coral:#ff4f7d;--fuji-blue:#3046c9;--sakura:#ff4f7d;--leaf:#79a96b;--sun:#ffd348;--sumi:#171a23;--rice:#f7f3e8;--shadow:0 20px 60px #1f22311f}body{background:linear-gradient(90deg, transparent 0 49.94%, #171a230a 50%, transparent 50.06%), var(--rice);color:var(--sumi);font-family:Avenir Next,Avenir,Noto Sans SC,PingFang SC,sans-serif}.editorial-app{padding:0 0 24px;position:relative;overflow:hidden}.editorial-app:before,.editorial-app:after{content:"";z-index:-1;pointer-events:none;position:absolute}.editorial-app:before{border:42px solid var(--sakura);opacity:.95;border-radius:50%;width:280px;height:280px;top:360px;left:-190px}.editorial-app:after{background:var(--sun);width:180px;height:560px;top:620px;right:-145px;transform:rotate(13deg)}.editorial-app .site-header{border-bottom:1px solid #171a2347;width:min(1260px,100% - 56px);height:78px;margin:0 auto}.editorial-app .brand{gap:10px;font-family:Yu Mincho,Hiragino Mincho ProN,Songti SC,serif}.editorial-app .brand-mark{border:2px solid var(--sumi);background:var(--sakura);width:38px;height:38px;box-shadow:4px 4px 0 var(--sumi);border-radius:7px;font-size:17px;transform:rotate(-4deg)}.editorial-app .brand-name{letter-spacing:.03em;font-size:20px}.editorial-app .brand-sub{color:#777d87;letter-spacing:.18em;border-left:1px solid #171a234d;margin-left:4px;padding-left:13px;font-family:Arial Narrow,Avenir Next Condensed,sans-serif;font-size:9px;font-weight:800}.editorial-app .header-nav button{color:#555b67;border-radius:7px;padding:9px 17px;font-size:11px}.editorial-app .header-nav button.is-active{background:var(--fuji-blue);box-shadow:2px 2px 0 var(--sumi)}.editorial-app .eyebrow{color:var(--sumi);background:var(--sun);letter-spacing:.15em;padding:7px 10px 6px;font-family:Arial Narrow,Avenir Next Condensed,sans-serif;font-size:10px;display:inline-block;transform:rotate(-1deg)}.editorial-app .hero h1{max-width:720px;color:var(--sumi);letter-spacing:-.075em;margin:24px 0 21px;font-family:Yu Mincho,Hiragino Mincho ProN,Songti SC,serif;font-size:clamp(53px,6.8vw,92px);font-weight:600;line-height:.98}.editorial-app .hero h1 em{color:var(--fuji-blue);text-decoration:underline;-webkit-text-decoration-color:var(--sakura);-webkit-text-decoration-color:var(--sakura);-webkit-text-decoration-color:var(--sakura);text-decoration-color:var(--sakura);text-underline-offset:.13em;font-style:normal;text-decoration-thickness:.12em}.editorial-app .hero p{color:#555d6b;max-width:590px;margin:0;font-size:15px;line-height:1.85}.editorial-app .hero-meta{color:#676e79;border-top:1px solid #171a2340;gap:clamp(18px,4vw,45px);max-width:620px;margin-top:31px;padding-top:16px;font-size:10px;display:flex}.editorial-app .hero-meta span{white-space:nowrap;align-items:baseline;gap:6px;display:flex}.editorial-app .hero-meta b{color:var(--sumi);font-family:Yu Mincho,serif;font-size:15px}.editorial-app .hero-art{border:2px solid var(--sumi);min-height:350px;box-shadow:12px 12px 0 var(--fuji-blue), 21px 21px 0 var(--sakura);background:#10121a;animation:.65s cubic-bezier(.2,.8,.2,1) both hero-reveal;position:relative;overflow:hidden;transform:rotate(1.5deg)}.editorial-app .hero-art:before{content:"ふ";z-index:0;color:#ffffff0f;font-family:Yu Mincho,serif;font-size:220px;line-height:1;position:absolute;bottom:-48px;right:-7px}.editorial-app .hero-art img{z-index:1;object-fit:cover;filter:saturate(1.1)contrast(1.06);width:106%;height:100%;min-height:350px;position:absolute;top:0;left:-3%}.editorial-app .art-label{z-index:3;color:var(--sumi);letter-spacing:.08em;background:#fff;padding:7px 10px 6px;font-family:Yu Mincho,serif;font-size:11px;font-weight:700;position:absolute;bottom:15px;left:15px;transform:rotate(-2deg)}.editorial-app .color-chip{z-index:4;border:2px solid var(--sumi);position:absolute}.editorial-app .chip-pink{background:var(--sakura);width:54px;height:18px;top:17px;left:16px;transform:rotate(-6deg)}.editorial-app .chip-green{background:var(--leaf);border-radius:50%;width:31px;height:31px;top:13px;left:82px}.editorial-app .chip-yellow{background:var(--sun);width:19px;height:57px;bottom:13px;right:14px;transform:rotate(8deg)}@keyframes hero-reveal{0%{opacity:0;transform:translateY(16px)rotate(1.5deg)}to{opacity:1;transform:translateY(0)rotate(1.5deg)}}.editorial-app .textbook-library,.editorial-app .workspace{border:2px solid var(--sumi);background:var(--paper);-webkit-backdrop-filter:none;backdrop-filter:none;border-radius:18px;width:min(1260px,100% - 56px);position:relative;overflow:visible;box-shadow:10px 10px #171a2324}.editorial-app .section-tag{z-index:8;border:2px solid var(--sumi);background:var(--sakura);box-shadow:3px 3px 0 var(--sumi);color:#fff;letter-spacing:.12em;padding:7px 12px 6px;font-family:Arial Narrow,sans-serif;font-size:9px;font-weight:900;line-height:1.12;position:absolute;top:-31px;right:24px;transform:rotate(3deg)}.editorial-app .lesson-sidebar{border-right:2px solid var(--sumi);background:var(--fuji-blue);color:#fff;border-radius:15px 0 0 15px}.editorial-app .library-sidebar-heading{align-items:start}.editorial-app .library-sidebar-heading .eyebrow{color:var(--sumi);background:var(--sun);transform:none}.editorial-app .library-sidebar-heading h2{color:#fff;font-family:Yu Mincho,Songti SC,serif;font-size:23px}.editorial-app .library-sidebar-heading>span{color:#ffffffa8}.editorial-app .lesson-grid button{color:#ffffffd6;border:1px solid #0000;border-radius:7px;min-height:38px}.editorial-app .lesson-grid button.is-active{border-color:var(--sumi);background:var(--sun);box-shadow:3px 3px 0 var(--sumi);color:var(--sumi);transform:translate(-2px,-2px)}.editorial-app .lesson-grid button>span{font-family:Yu Mincho,Hiragino Mincho ProN,serif;font-size:13px}.editorial-app .lesson-grid i{color:#ffffff8c}.editorial-app .lesson-grid button.is-active i,.editorial-app .lesson-grid i.is-confirmed{color:inherit}.editorial-app .library-reader{padding:38px 42px 32px}.editorial-app .lesson-number{color:var(--fuji-blue);font-family:Arial Narrow,sans-serif;font-size:11px}.editorial-app .library-reader-topline h2,.editorial-app .panel-heading h2{font-family:Yu Mincho,Hiragino Mincho ProN,Songti SC,serif}.editorial-app .library-reader-topline h2{font-size:clamp(29px,3vw,40px);font-weight:650}.editorial-app .text-kind-switch{background:#ece8dc;border:1px solid #171a2333;border-radius:9px}.editorial-app .text-kind-switch button{border-radius:6px}.editorial-app .text-kind-switch button.is-active{color:#fff;background:var(--fuji-blue);box-shadow:2px 2px 0 var(--sumi)}.editorial-app .content-status.status-confirmed{color:#294d25;background:#dcebd5}.editorial-app .workspace{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);overflow:hidden}.editorial-app .panel{padding:38px}.editorial-app .input-panel{border-right:2px solid var(--sumi);background:#fffdf8}.editorial-app .output-panel{background:#eef0ff}.editorial-app .panel-heading{margin-bottom:25px}.editorial-app .step{border:2px solid var(--sumi);background:var(--sun);width:35px;height:28px;box-shadow:2px 2px 0 var(--sumi);color:var(--sumi);border-radius:5px;font-family:Arial Narrow,sans-serif}.editorial-app .output-panel .step{background:var(--sakura);color:#fff}.editorial-app .text-button{color:#4f5664;font-weight:700}.editorial-app .format-button,.editorial-app .secondary-button{border:1px solid var(--sumi);color:var(--sumi);background:#fff;border-radius:6px;box-shadow:2px 2px #171a23b3}.editorial-app textarea{background:#fff;border:1px solid #9297a0;border-radius:9px;min-height:184px;box-shadow:inset 0 1px #171a230a}.editorial-app .drop-zone{background:#f0ede3;border-color:#999ca5;border-radius:9px}.editorial-app .drop-zone.is-dragging{border-color:var(--fuji-blue);background:#e6e9ff}.editorial-app .upload-icon{border:1px solid var(--sumi);background:var(--sakura);color:#fff;border-radius:6px}.editorial-app .primary-button{border:2px solid var(--sumi);background:var(--fuji-blue);min-height:50px;box-shadow:4px 4px 0 var(--sumi);color:#fff;letter-spacing:.03em;border-radius:8px}.editorial-app .primary-button span{background:var(--sakura);border-radius:50%;place-items:center;width:24px;height:24px;display:grid}.editorial-app .primary-button:hover:not(:disabled){box-shadow:6px 6px 0 var(--sumi);transform:translate(-2px,-2px)}.editorial-app .reading-size-control input[type=range]{accent-color:var(--fuji-blue)}.editorial-app .size-button{color:var(--fuji-blue);background:#fff;border-color:#8a8e9b}.editorial-app .reading-paper{color:#20222a;background-color:#fffefa;background-image:linear-gradient(90deg,#0000 0 31px,#ff4f7d1c 31px 32px,#0000 32px),linear-gradient(#3046c90e 1px,#0000 1px);background-size:100% 100%,100% 50px;border:1px solid #aaa69d;border-radius:8px;box-shadow:4px 5px #171a2314}.editorial-app .tip{border-left:4px solid var(--sun);background:#ffd34829}.editorial-app :is(button,a,textarea,input,select):focus-visible{outline:3px solid var(--sun);outline-offset:3px}@media (width<=920px){.editorial-app .hero{grid-template-columns:minmax(0,1fr) 330px;gap:32px}.editorial-app .hero h1{font-size:clamp(48px,7vw,70px)}.editorial-app .hero-art,.editorial-app .hero-art img{min-height:310px}.editorial-app .textbook-library{grid-template-columns:220px minmax(0,1fr)}.editorial-app .library-reader{padding:32px 28px 28px}.editorial-app .panel{padding:30px}}@media (width<=760px){.editorial-app:before{opacity:.28}.editorial-app:after{display:none}.editorial-app .site-header,.editorial-app .hero,.editorial-app .workspace,.editorial-app .textbook-library,.editorial-app footer{width:min(100% - 28px,1260px)}.editorial-app .brand-sub{display:none}.editorial-app .hero{grid-template-columns:1fr;gap:38px;min-height:0;padding:48px 0 62px}.editorial-app .hero-copy{text-align:center}.editorial-app .hero h1{margin-inline:auto;font-size:clamp(46px,12vw,68px)}.editorial-app .hero p{margin-inline:auto}.editorial-app .hero-meta{justify-content:center;margin-inline:auto}.editorial-app .hero-art{width:min(430px,100% - 26px);min-height:300px;margin:0 auto}.editorial-app .hero-art img{min-height:300px}.editorial-app .textbook-library,.editorial-app .workspace{grid-template-columns:1fr}.editorial-app .lesson-sidebar{border-right:0;border-bottom:2px solid var(--sumi);border-radius:15px 15px 0 0}.editorial-app .lesson-grid{grid-template-columns:repeat(4,1fr)}.editorial-app .input-panel{border-right:0;border-bottom:2px solid var(--sumi)}}@media (width<=540px){.editorial-app .site-header{height:68px}.editorial-app .brand-name{display:none}.editorial-app .header-nav button{padding:8px 9px;font-size:10px}.editorial-app .hero{padding-top:39px}.editorial-app .hero h1{letter-spacing:-.07em;font-size:45px}.editorial-app .hero-meta{flex-wrap:wrap;gap:13px}.editorial-app .hero-meta span{font-size:9px}.editorial-app .hero-art{min-height:245px;box-shadow:7px 7px 0 var(--fuji-blue), 13px 13px 0 var(--sakura)}.editorial-app .hero-art img{min-height:245px}.editorial-app .lesson-sidebar{padding:23px 16px}.editorial-app .lesson-grid{grid-template-columns:repeat(4,1fr)}.editorial-app .lesson-grid button{padding:8px 3px}.editorial-app .lesson-grid button>span{font-size:11px}.editorial-app .library-reader{padding:26px 17px 24px}.editorial-app .panel{padding:25px 19px}.editorial-app .reading-paper{padding:34px 20px 34px 30px}.editorial-app .section-tag{right:13px}}:root{--ink:#252823;--muted:#737872;--paper:#fafaf6;--cream:#f0f0ea;--line:#d7d8d1;--green:#52665c;--green-light:#e2e7e2;--coral:#a77f82;--mist:#e8e9e4;--sakura-ash:#a77f82;--shadow:none}body{color:var(--ink);background:#efefea;font-family:Avenir Next,Avenir,PingFang SC,Noto Sans SC,sans-serif}.editorial-app{padding-bottom:30px;position:relative;overflow:hidden}.editorial-app:before,.editorial-app:after{display:none}.editorial-app .site-header{border-bottom:1px solid #cdcec7;width:min(1160px,100% - 64px);height:82px}.editorial-app .brand{gap:12px;font-family:Yu Mincho,Hiragino Mincho ProN,Songti SC,serif;font-weight:500}.editorial-app .brand-mark{color:#f8f8f3;width:30px;height:30px;box-shadow:none;background:#59625c;border:1px solid #59625c;border-radius:0;font-size:14px;transform:none}.editorial-app .brand-name{color:#30342f;letter-spacing:.12em;font-size:19px;font-weight:500}.editorial-app .header-nav{background:0 0;border:0;border-radius:0;gap:22px;padding:0}.editorial-app .header-nav button{color:#7b7f79;letter-spacing:.04em;background:0 0;border-radius:0;padding:8px 0;font-size:11px;font-weight:600;position:relative}.editorial-app .header-nav button:after{content:"";background:var(--sakura-ash);height:1px;transition:right .18s;position:absolute;bottom:1px;left:0;right:100%}.editorial-app .header-nav button:hover:after,.editorial-app .header-nav button.is-active:after{right:0}.editorial-app .header-nav button.is-active{color:#2c302c;box-shadow:none;background:0 0}.editorial-app .hero{text-align:left;grid-template-columns:56px minmax(0,1fr) 180px;align-items:end;gap:clamp(30px,5vw,72px);width:min(1160px,100% - 64px);min-height:400px;padding:72px 0 76px;display:grid}.editorial-app .hero-vertical{color:#7f8b83;letter-spacing:.22em;writing-mode:vertical-rl;align-self:start;margin:3px 0 0;font-family:Yu Mincho,Hiragino Mincho ProN,serif;font-size:13px;line-height:1.8}.editorial-app .hero-copy{z-index:1;position:relative}.editorial-app .eyebrow{color:#777c76;letter-spacing:.19em;background:0 0;border-bottom:1px solid #a9aaa3;padding:0 0 9px;font-family:Avenir Next Condensed,Arial Narrow,sans-serif;font-size:9px;font-weight:600;display:inline-block;transform:none}.editorial-app .hero h1{color:#252823;letter-spacing:-.055em;max-width:740px;margin:30px 0 25px;font-family:Yu Mincho,Hiragino Mincho ProN,Songti SC,serif;font-size:clamp(48px,6.4vw,78px);font-weight:400;line-height:1.13}.editorial-app .hero h1 em{color:#56675e;font-style:normal;text-decoration:none}.editorial-app .hero h1 em:after{content:"";background:var(--sakura-ash);vertical-align:.2em;border-radius:50%;width:.16em;height:.16em;margin-left:.2em;display:inline-block}.editorial-app .hero p:not(.hero-vertical){color:#6d736e;max-width:560px;margin:0;font-size:14px;font-weight:400;line-height:1.9}.editorial-app .hero-index{color:#8b8f89;border-left:1px solid 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