/* One readable column; diagrams keep their own space, and no body text is cropped. */
.reading-section{padding-top:.25rem;margin:2.7rem 0 3.5rem;scroll-margin-top:6rem}
.reading-section+.reading-section{border-top:1px solid #dce7e3;padding-top:2rem}
.reading-list{padding-left:1.45rem;margin:1.15rem 0 1.4rem;list-style:disc}
.reading-list li{font-size:1.0625rem;line-height:1.95;padding-left:.35rem;margin:.7rem 0;overflow-wrap:anywhere;color:var(--ink)}
.reading-list li::marker{color:#197c70}
.guide-article .reading-list li,.foundation-primer .reading-list li{font-size:1.0625rem}
.lesson-outline{border:1px solid #c9dfd6;border-radius:12px;background:#f7fbf9;margin:1.4rem 0 1rem}
.lesson-outline>summary{padding:1rem 1.2rem;font-size:1rem;font-weight:700;line-height:1.7;cursor:pointer;color:#225b4f}
.lesson-outline>summary>span{font-size:.875rem;font-weight:400;display:block;margin-left:1.25rem;color:#516d61}
.lesson-outline .lesson-section-nav{margin:0;padding:0 1.25rem 1rem;background:transparent;border:0;border-radius:0}
.lesson-outline .lesson-section-nav ol{margin:.25rem 0;padding-left:1.25rem;display:block}
.lesson-outline .lesson-section-nav li{margin:.35rem 0;padding:0}
.lesson-outline .lesson-section-nav button{padding:.5rem .25rem;font-size:.9375rem;line-height:1.7;min-height:44px;text-align:left}
.conversation-block{margin:1.75rem 0 .5rem;border-top:1px dashed #c2d8ce;padding-top:1.2rem}
.conversation-label{font-size:.875rem;font-weight:600;color:#557366;line-height:1.7;margin:0 0 .6rem}
.conversation-block .conversation{margin:0}
.conversation-block .conversation-row{margin:1.2rem 0}
.conversation-block .bubble{font-size:1rem;line-height:1.95;padding:1rem 1.15rem}
.character.extra-pose{box-sizing:border-box;padding:5px;mix-blend-mode:multiply}
.wrong-list button>span{display:block;min-width:0;flex:1}
.wrong-list button small{display:block;margin-top:4px;font-size:.8rem;line-height:1.6;color:var(--muted)}
.learning-status{margin:12px 0;padding:12px 16px;background:#edf5f1;border-left:3px solid var(--teal);border-radius:4px;font-weight:600}
.character.extra-pose .character-art{overflow:hidden}
.speaker .extra-pose.haru{width:114px;height:120px}
.speaker .extra-pose.bit{width:94px;height:94px}
.conversation-block .speaker{justify-content:flex-start}
.foundation-primer{margin:1.7rem 0}.foundation-primer h2{font-size:1.35rem;line-height:1.65}.foundation-primer p{font-size:1.0625rem;line-height:1.95}
.study-deck{margin:1.7rem 0;border:1px solid #b8d8ce;border-radius:18px;background:#fff;box-shadow:0 5px 0 #e7f0ec;overflow:hidden;min-width:0}
.study-deck>header{padding:1.2rem 1.4rem;background:#0b6960;color:#fff}
.study-deck>header h3{font-size:1.2rem;line-height:1.75;margin:.3rem 0 0;color:#fff;font-weight:700;overflow-wrap:anywhere}
.study-deck>header .term-link{color:#fff;border-color:#b9e9df}
.slide-label{font-size:.875rem;color:#d2eee7;font-weight:600;letter-spacing:.05em}
.study-slide{padding:1.5rem 1.5rem 1.2rem;min-width:0}
.study-slide+.study-slide{border-top:2px solid #bdd9d0}
.study-slide>h4{font-size:1.35rem;line-height:1.7;margin:0 0 .7rem;color:#174f45}
.study-slide .slide-lead{font-size:1rem;line-height:1.9;margin:.7rem 0 1.2rem;color:#3b5e51}
.slide-art{min-width:0}
.slide-art .learning-visual{margin:0;border:0;padding:1rem;background:#f0f7f4}
.slide-art .learning-visual figcaption{font-size:1rem;margin:0 0 1rem}
.slide-art .visual-cards>div,.slide-cards>div{box-shadow:none;background:#fff}
.slide-art .visual-cards p,.slide-art .visual-flow p,.slide-art .visual-note{font-size:1rem;line-height:1.9}
.slide-note{font-size:.9375rem!important;line-height:1.9!important;border-left:3px solid #bc853b;padding:.2rem 0 .2rem .9rem;margin:1.25rem 0 0!important;color:#4d665a}
.slide-controls{display:grid;grid-template-columns:1fr auto 1fr;gap:.65rem;align-items:center;border-top:1px solid #d5e5de;padding:1rem 1.2rem;background:#f8fbfa}
.slide-controls button{font:inherit;font-size:.9375rem;line-height:1.7;min-height:44px;padding:.55rem .8rem;border:1px solid #a9cec0;border-radius:9px;color:#155d4f;background:white;cursor:pointer}
.slide-controls button:hover:not(:disabled){background:#e5f5ee;border-color:#25785e}
.slide-controls button:disabled{opacity:.45;cursor:default}
.slide-count{font-size:.9375rem;font-variant-numeric:tabular-nums;text-align:center;min-width:3.25rem;color:#426455}
.slide-controls .slide-all{grid-column:1/-1;border:0;background:transparent;text-decoration:underline;text-underline-offset:4px;font-size:.875rem}
.slide-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem;background:#eef6f2;border-radius:12px;padding:1rem}
.slide-cards>div{padding:1rem;border:1px solid #c9ded4;border-radius:10px;min-width:0}
.slide-cards strong{font-size:1.0625rem;line-height:1.85;color:#1c5f4e}.slide-cards p{font-size:1rem!important;line-height:1.9!important;margin:.6rem 0 0}
.document-model{max-width:440px;margin:auto;padding:1.4rem;border:1px solid #b6cfc3;border-top:5px solid #329c85;background:#fff;box-shadow:7px 7px 0 #e7efeb}
.document-type{font-size:.875rem;color:#4e7765;line-height:1.8;border-bottom:1px solid #dbe8e1;padding-bottom:.7rem}.document-model h4{font-size:1.3rem;line-height:1.8;margin:1rem 0}.document-model p,.document-model li{font-size:1rem;line-height:1.9}.document-model ul{padding-left:1.3rem}
.slide-keypoint{font-size:1rem!important;line-height:1.95!important;background:#eef7f2;border-radius:10px;padding:1rem;margin:1.5rem 0 0!important}
.own-writing{background:#eaf5ef;padding:.8rem 1rem;margin:1rem 0;border-left:3px solid #429479}.quoted-writing{padding:.9rem 1rem;background:#fff7e9;border:1px dashed #cda96d;margin:1rem 0}.quoted-writing small{font-size:.875rem;line-height:1.85;display:block}.quotation-model p{margin:.4rem 0}.citation-label{font-size:.875rem!important;border-top:1px solid #d6e3dc;padding-top:.7rem}
.precise-chart{margin:0;overflow-x:auto;padding:.3rem 0;min-width:0}.precise-chart svg{display:block;width:100%;min-width:480px;height:auto;font-family:inherit}.precise-chart figcaption{font-size:.9375rem;line-height:1.85;padding:.8rem .2rem;color:#456758}
.personal-records{display:grid;gap:1rem}.personal-records>div{padding:1rem 1.1rem;border:1px solid #b9d6c8;border-radius:12px;background:#f4faf6}.personal-records strong{font-size:1rem;line-height:1.85}.personal-records p{font-size:1rem!important;margin:.4rem 0!important}.personal-records span{display:inline-block;font-size:.9375rem;font-weight:600;line-height:1.8;background:#def0e5;color:#285f48;padding:.3rem .7rem;border-radius:5px;margin-top:.5rem}.personal-records table{border-collapse:collapse;font-size:.9375rem;width:100%;margin:.8rem 0;background:white}.personal-records caption{font-size:.875rem;text-align:left;padding:.2rem 0 .5rem}.personal-records th,.personal-records td{padding:.65rem;border:1px solid #cdded4;line-height:1.8}.personal-records tr:first-child{background:#e8f6ef}
.relation-slide{padding:1rem;border:1px solid #c6ddcf;border-radius:12px;background:#f4f9f6}.relation-slide .relation-line{margin:1.2rem 0}.relation-slide .relation-line strong{padding:1.1rem .5rem;font-size:1rem}
.criteria-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.criteria-grid>div{min-width:0}.criteria-grid strong{line-height:1.8}.criteria-grid span{font-size:1rem}
.application-flow{padding:0;list-style:none;counter-reset:apply-step}.application-flow li{counter-increment:apply-step;padding:1rem 1.1rem;margin:.8rem 0;border:1px solid #cbded2;border-radius:10px;background:#f8fbf9}.application-flow strong{font-size:1rem;line-height:1.8;display:block}.application-flow strong:before{content:counter(apply-step) '. ';color:#20775c}.application-flow p{font-size:1rem!important;line-height:1.9!important;margin:.4rem 0 0}.guide-article .benefit-grid p,.guide-article .day-steps p{font-size:1rem;line-height:1.95}
@media(max-width:900px){.slide-cards{grid-template-columns:1fr}.slide-art .visual-table{min-width:420px}.study-slide{padding:1.25rem}.study-deck>header{padding:1.1rem 1.25rem}}
@media(max-width:600px){
 .reading-section{margin:2rem 0 2.7rem}.reading-section+.reading-section{padding-top:1.5rem}.reading-list{padding-left:1.15rem}.reading-list li{padding-left:.2rem;font-size:1rem;line-height:1.95}
 .conversation-block .conversation-row,.enriched-lesson .conversation-block .conversation-row{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:start;gap:12px;margin:1.4rem 0}
 .conversation-block .conversation-row .speaker,.enriched-lesson .conversation-block .speaker{width:64px;flex-direction:column;gap:6px;align-items:center}
 .conversation-block .speaker .character.speaker-pose.haru{width:64px;height:105px}.conversation-block .speaker .character.speaker-pose.bit{width:64px;height:69px}
 .conversation-block .speaker .character.extra-pose.haru{width:94px;height:105px}.conversation-block .speaker .character.extra-pose.bit{width:72px;height:72px}
 .conversation-block .speaker>span:last-child{font-size:.875rem}.conversation-block .bubble{padding:.9rem 1rem;font-size:1rem;line-height:1.9;border-radius:4px 15px 15px 15px}
 .study-deck{border-radius:14px;margin:1.5rem 0}.study-deck>header{padding:1rem 1.1rem}.study-deck>header h3{font-size:1.125rem}.study-slide{padding:1.1rem 1rem}.study-slide>h4{font-size:1.2rem}.slide-art .learning-visual{padding:.9rem .75rem}.slide-controls{padding:.85rem 1rem;gap:.5rem}.slide-note{font-size:.9375rem!important}.document-model{padding:1rem}.slide-cards{padding:.75rem}.slide-cards>div{padding:.85rem}.criteria-grid{grid-template-columns:1fr}.relation-slide{padding:.6rem}.relation-slide .relation-line{gap:.35rem}
}
@media(max-width:390px){.conversation-block .conversation-row,.enriched-lesson .conversation-block .conversation-row{grid-template-columns:minmax(0,1fr)}.conversation-block .conversation-row .speaker,.enriched-lesson .conversation-block .speaker{width:auto;flex-direction:row;justify-content:flex-start;gap:12px}.conversation-block .speaker .character.speaker-pose.haru{height:90px}.conversation-block .speaker .character.speaker-pose.bit{height:62px}.conversation-block .speaker .character.extra-pose.haru{width:80px;height:90px}.relation-slide .relation-line{grid-template-columns:1fr}.relation-slide .relation-line>span{text-align:center}}
@media(prefers-reduced-motion:reduce){.study-deck *{scroll-behavior:auto!important;transition:none!important}}