/* 버튼형 이야기 창: 게임 대화창(retro-ui)과 같은 남색·금색 RPG 톤 */
#lesson-dialog{width:min(560px,calc(100vw - 32px));max-height:min(88vh,760px);padding:0;display:flex;flex-direction:column;background:var(--rpg-bg);color:var(--rpg-text);border:3px solid var(--rpg-line);border-radius:6px;box-shadow:0 0 0 3px var(--rpg-edge),inset 0 0 0 3px var(--rpg-bg),inset 0 0 0 4px #5b6f96,0 18px 60px #000a}
#lesson-dialog:not([open]){display:none}
#lesson-dialog[open]{position:fixed;inset:0;margin:auto;height:fit-content}
#lesson-dialog::backdrop{background:#050a14b3}
#lesson-dialog .lesson-top{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:2px dashed #5b6f96}
#lesson-dialog h2{flex:1;margin:0;font-size:18px;color:var(--rpg-gold);text-shadow:2px 2px 0 var(--rpg-edge)}
#lesson-dialog h2::before{content:'◆ ';color:var(--rpg-line);font-size:.7em;vertical-align:.15em}
#lesson-close{min-height:44px;background:var(--rpg-btn);color:var(--rpg-text);border:2px solid var(--rpg-line);border-radius:4px;padding:0 12px}
#lesson-log{flex:1;overflow:auto;padding:14px 16px;display:flex;flex-direction:column;gap:10px;min-height:120px}
#lesson-log p{margin:0;line-height:1.7;font-size:16px}
.lesson-coach{align-self:flex-start;max-width:92%;background:var(--rpg-bg2);border:2px solid #5b6f96;border-radius:4px;padding:10px 12px}
.lesson-coach::before{content:'▶ ';color:var(--rpg-gold)}
.lesson-me{align-self:flex-end;max-width:85%;background:#2e4a3a;border:2px solid var(--rpg-green);border-radius:4px;padding:8px 12px}
.lesson-hear{margin-left:8px;min-width:44px;min-height:44px;background:transparent;border:1px solid #5b6f96;border-radius:4px;color:var(--rpg-text);cursor:pointer}
#lesson-actions{display:flex;flex-wrap:wrap;gap:8px;padding:12px 16px;border-top:2px dashed #5b6f96}
#lesson-actions .btn{min-height:48px;flex:1 1 auto;background:var(--rpg-btn);color:var(--rpg-text);border:2px solid var(--rpg-line);border-radius:4px;font-size:16px}
#lesson-actions .btn:not(.ghost){background:#3a2f12;color:var(--rpg-gold);border-color:var(--rpg-gold)}
#lesson-actions .btn:focus-visible{outline:3px solid var(--rpg-gold);outline-offset:2px}
#lesson-actions [data-crisis-lines]{color:var(--rpg-dim);line-height:1.6}
#lesson-actions .crisis-lines a{color:var(--rpg-gold);text-decoration:underline;text-underline-offset:2px}
#lesson-actions .crisis-lines a:focus-visible{outline:3px solid var(--rpg-gold);outline-offset:2px}
#lesson-actions .lesson-option{flex:1 1 100%;text-align:left;background:var(--rpg-btn)!important;color:var(--rpg-text)!important;border-color:var(--rpg-line)!important}
#lesson-actions .lesson-option::before{content:'▷ ';color:var(--rpg-gold)}
#lesson-actions .lesson-option:hover::before,#lesson-actions .lesson-option:focus-visible::before{content:'▶ '}
.lesson-free{flex:1 1 100%}.lesson-free summary{min-height:44px;line-height:44px;cursor:pointer;color:var(--rpg-green)}
.lesson-free textarea{width:100%;box-sizing:border-box;margin:6px 0;font-size:16px;background:#0f1830;color:var(--rpg-text);border:2px solid #5b6f96;border-radius:4px;padding:8px}
.lesson-note{flex:1 1 100%;margin:0;color:var(--rpg-green)}
#lesson-status{margin:0 16px 10px;color:#ffb3a7;min-height:1em}
@media (prefers-reduced-motion:reduce){#lesson-dialog *{transition:none!important}}
/* 첫 화면 '가입 없이 배우기' 카드와 가입 이유 (10/24) */
.guest-lesson-card{margin:16px 0;padding:14px 16px;background:var(--rpg-bg2);color:var(--rpg-text);border:2px solid var(--rpg-line);border-radius:6px;box-shadow:0 0 0 2px var(--rpg-edge)}
.guest-lesson-card small{color:var(--rpg-green);font-weight:700}
.guest-lesson-card h3{margin:6px 0;color:var(--rpg-gold);font-size:19px}
.guest-lesson-card h3::before{content:'◆ ';color:var(--rpg-line);font-size:.7em;vertical-align:.15em}
.guest-lesson-card p{margin:6px 0 10px;line-height:1.6}
.guest-lesson-card .btn{width:100%;min-height:48px;background:var(--rpg-btn);color:var(--rpg-text);border:2px solid var(--rpg-line)}
.signup-reason{margin:6px 0 10px;padding:8px 10px;border-left:4px solid var(--rpg-gold);background:#3a2f12;color:#fff3c4;line-height:1.6}
.guest-import-notice{margin:8px 16px;padding:10px 12px;border-radius:6px;background:#e6f3e6;color:#1f4d2b;border:1px solid #8bbf8f;font-weight:700}
.guest-import-notice p{margin:0 0 8px}.guest-import-notice .btn{min-height:44px}
#lesson-actions .btn:disabled{opacity:.65;cursor:wait}
/* 2주차 호흡 연습: 이야기 창 안의 숨 고리 (10/25) */
.lesson-breath{display:grid;justify-items:center;gap:6px;width:100%;padding:12px 0 4px}
.lesson-breath-ring{width:96px;height:96px;border-radius:50%;border:3px solid currentColor;opacity:.7;transform:scale(.8);transition:transform .2s linear}
.lesson-breath b{font-size:1.15rem}
@media (prefers-reduced-motion:reduce){.lesson-breath-ring{transition:none}}
/* 다음 이야기 전 복습 문제와 지난 호흡 다시 하기 (10/25) */
.review-q small{color:var(--rpg-green);font-weight:700}
#lesson-actions .lesson-option.review-right{border-color:var(--rpg-green)!important;background:#2e4a3a!important}
#lesson-actions .lesson-option.review-right::before{content:'✓ ';color:var(--rpg-green)}
#lesson-actions .lesson-option.review-wrong{border-color:#ff8f80!important;background:#4a2a2a!important}
#lesson-actions .lesson-option.review-wrong::before{content:'✗ ';color:#ff8f80}
#lesson-actions .lesson-option:disabled{opacity:1;cursor:default}
.review-feedback.ok{border-color:var(--rpg-green)}.review-feedback.ok b{color:var(--rpg-green)}
.review-feedback.no{border-color:#ff8f80}.review-feedback.no b{color:#ffcf9f}
/* 온몸 이완 5분(pmr-full.js, 10/26): 순서 전체를 보여 주고 지금 부위를 밝게 */
.pmr-full{display:grid;gap:8px;width:100%}
.pmr-full-how{margin:0;font-size:.95rem}
.pmr-full-now{display:grid;gap:2px;justify-items:center;text-align:center;padding:10px 8px;border:2px solid currentColor;border-radius:8px}
.pmr-full-now b{font-size:1.2rem}
.pmr-full-list{margin:0;padding-left:1.6em;max-height:min(42vh,360px);overflow:auto;display:grid;gap:2px}
.pmr-full-list li{padding:3px 6px;border-radius:4px;opacity:.75}
.pmr-full-list li span{font-size:.9em}
.pmr-full-list li.done{opacity:.5}.pmr-full-list li.done b::after{content:' ✓'}
.pmr-full-list li.now{opacity:1;background:#ffd66b33;outline:2px solid #d9a93a}
.pmr-full-list.tight li.now{background:#e26a5a33;outline-color:#c9563f}
.pmr-full-left{text-align:center}
/* 강의 카드(10/30) */
.lecture-progress{display:flex;align-items:center;gap:.6rem;font-size:.85rem;color:var(--rpg-gold,#e8c66a);margin:.2rem 0 .6rem}
.lecture-bar{flex:0 0 7rem;height:.5rem;border-radius:1rem;background:rgba(255,255,255,.15);overflow:hidden}
.lecture-bar i{display:block;height:100%;background:linear-gradient(90deg,#f6d77a,#ffb35c);box-shadow:0 0 8px #ffd27a}
.lecture-q{font-size:1.12rem;line-height:1.55}
.lecture-flash{border-color:#ffd27a!important;box-shadow:0 0 0 2px rgba(255,210,122,.25),0 0 18px rgba(255,210,122,.25)}
#lesson-actions .lecture-quick{font-size:1.15rem;min-height:3.2rem}
.lecture-source{font-size:.82rem;opacity:.8;margin:.2rem 0 .4rem}
.learning-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:10px;margin:12px 0}
.learning-summary>div{display:flex;flex-direction:column;gap:6px;padding:13px;border:1px solid #748c76;border-radius:10px;background:#263e35;color:#f6efd7;min-width:0}
.learning-summary strong{font-size:1.16rem;color:#f7d782;font-variant-numeric:tabular-nums}
.learning-summary small{font-size:.8rem;line-height:1.4}
.learning-summary progress,.library-chapter>progress{width:100%;height:8px;accent-color:#d9b965}
.game-learning{padding-bottom:16px;border-bottom:1px solid #8d7859;margin-bottom:16px}
.game-learning>.btn{width:100%}
.library-intro{line-height:1.6;margin:12px 0}
.library-tools{display:flex;flex-wrap:wrap;gap:8px}
.library-tools button{min-height:44px}
#lesson-log .library-tools .btn{flex:1 1 40%;width:auto;margin:0;padding:8px;background:#263a5b;color:#f6efd7;border:1px solid #c3c9da;font-size:14px}
#lesson-log .library-tools .btn:disabled{color:#d4d7df;background:#454c5d;opacity:.65}
#lesson-log .library-note{color:#c4d0c8;font-size:14px}
#lesson-actions:has(#library-next) .btn{flex:1 1 30%;width:auto;margin:0;padding:8px;font-size:14px;min-height:44px}
#lesson-actions #library-next{flex-basis:100%}
.library-tools [aria-pressed="true"]{outline:2px solid #d9b965}
.library-chapter{border:1px solid #6c7966;border-radius:8px;margin:10px 0;padding:10px 12px}
.library-chapter summary{display:flex;align-items:center;justify-content:space-between;gap:10px;cursor:pointer;min-height:44px;font-weight:600}
.library-chapter summary span{flex:1}.library-chapter summary b{white-space:nowrap;font-variant-numeric:tabular-nums;color:#d9b965}
.library-chapter summary::before{content:'▸';font-size:.85rem}.library-chapter[open] summary::before{content:'▾'}
.library-chapter ol{list-style:none;padding:0;margin:10px 0 0}.library-chapter li+li{margin-top:6px}
.library-chapter button{display:flex;flex-direction:column;gap:6px;text-align:left;width:100%;min-height:48px;padding:12px;border:1px solid #7a8d74;border-radius:6px;background:#2b4339;color:#fbf6e8;line-height:1.5}
.library-chapter button small{color:#ead18a}.library-chapter button:disabled{opacity:.55;cursor:default}
.library-chapter button:not(:disabled):hover,.library-chapter button:focus-visible{background:#3a5546;outline:2px solid #d9b965}
@media(max-width:450px){.learning-summary{grid-template-columns:1fr 1fr}.learning-summary>div:last-child:nth-child(3){grid-column:1/-1}.learning-summary>div{padding:10px}.learning-summary strong{font-size:1.02rem}.library-chapter{padding:8px}.library-chapter summary{font-size:.92rem}}