/* ── MATERIA MEDICA ── */
.mm-layout{display:grid;grid-template-columns:170px 1fr 320px;gap:0;min-height:calc(100vh - 80px);margin:0 -2.5rem -2rem;border-top:1px solid var(--border)}
.mm-cats{border-right:1px solid var(--border);background:var(--surface);overflow-y:auto;padding:.5rem 0}
.mm-cat-item{padding:7px 14px;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:8px;color:var(--text2);transition:all .1s;border-right:2px solid transparent}
.mm-cat-item:hover{background:var(--surface2);color:var(--text)}
.mm-cat-item.active{background:var(--bg);color:#8b4513;border-right-color:#8b4513;font-weight:700}
.mm-cat-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.mm-cat-count{margin-left:auto;font-size:10px;font-family:'DM Mono',monospace;color:var(--text3)}
.mm-center{display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--bg)}
.mm-toolbar{padding:8px 12px;border-bottom:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;gap:7px}
.mm-toolbar-row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.mm-filter-label{font-size:10px;font-family:'DM Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--text3);white-space:nowrap;margin-right:2px}
.mm-search{flex:1;min-width:120px;padding:7px 10px;border:1px solid var(--border);border-radius:var(--r);font-family:'Inter',sans-serif;font-size:13px;color:var(--text);background:var(--bg)}
.mm-search:focus{outline:none;border-color:#8b4513}
.mm-filter{padding:5px 10px;font-size:11px;border:1px solid var(--border2);border-radius:99px;cursor:pointer;background:transparent;color:var(--text2);font-family:'Inter',sans-serif;transition:all .12s;white-space:nowrap}
.mm-filter.on{background:#fdf0e8;color:#8b4513;border-color:#e8a87c}
.mm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;padding:12px;overflow-y:auto;flex:1}
.mm-herb-card{border:1px solid var(--border);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:all .12s;background:var(--surface)}
.mm-herb-card:hover{border-color:var(--border2);transform:translateY(-1px);box-shadow:0 2px 8px rgba(0,0,0,.06)}
.mm-herb-card.selected{border-color:#8b4513;border-width:1.5px}
.mm-herb-card.mastered{background:#fdfaf5}
.mm-paywall-card{grid-column:1/-1;background:linear-gradient(135deg,var(--shen-jade-soft),var(--shen-gold-soft));border:1px solid rgba(47,111,94,.22);border-radius:var(--rl);padding:1.15rem;box-shadow:var(--shadow-sm)}
.mm-paywall-title{font-family:'DM Serif Display',serif;font-size:20px;color:var(--text);margin-bottom:5px}
.mm-paywall-copy{font-size:13px;color:var(--text2);line-height:1.55;margin-bottom:12px}
.mm-paywall-btn{padding:9px 14px;border:0;border-radius:var(--r);background:var(--accent);color:#fff;font-size:13px;font-weight:700;font-family:'Inter',sans-serif;cursor:pointer;box-shadow:0 2px 8px rgba(45,90,61,.22)}
.mm-paywall-btn:hover{background:#1e3d2a}

.mm-herb-img-tag{position:absolute;bottom:3px;right:4px;font-size:9px;font-family:'DM Mono',monospace;padding:2px 5px;border-radius:4px;background:rgba(0,0,0,.45);color:#fff}
.mm-herb-meta{padding:7px 8px}
.mm-herb-pinyin{font-size:12px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:5px}
.mm-herb-latin{font-size:10px;color:var(--text3);margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-nature-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}
.mm-mastery-bar{height:3px;background:var(--border);border-radius:2px;margin-top:5px}
.mm-mastery-fill{height:100%;border-radius:2px;background:#8b4513;transition:width .3s}
/* Detail panel */
.mm-detail{display:flex;flex-direction:column;overflow:hidden;background:var(--surface)}.mm-detail-fixed{position:fixed;top:0;right:0;width:320px;height:100vh;display:flex;flex-direction:column;overflow:hidden;background:var(--surface);border-left:1px solid var(--border);z-index:50;transform:translateX(0);transition:none}
.mm-detail-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text3);text-align:center;padding:2rem;gap:.5rem}
.mm-detail-img{width:100%;aspect-ratio:16/9;background:var(--surface2);display:flex;align-items:center;justify-content:center;font-size:52px;flex-shrink:0;overflow:hidden;transition:background .3s}
.mm-detail-img.loading{background:linear-gradient(90deg,var(--surface2) 25%,var(--border) 50%,var(--surface2) 75%);background-size:200% 100%;animation:mm-shimmer 1.2s infinite}
@keyframes mm-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.mm-herb-img{width:100%;aspect-ratio:1;background:var(--surface2);display:flex;align-items:center;justify-content:center;font-size:26px;position:relative;overflow:hidden;transition:background .3s}
.mm-detail-body{padding:1.1rem;overflow-y:auto;flex:1}
.mm-detail-name{font-family:'DM Serif Display',serif;font-size:18px;color:var(--text);margin-bottom:1px}
.mm-detail-sub{font-size:11px;color:var(--text3);margin-bottom:.9rem;line-height:1.6}
.mm-detail-section{margin-bottom:.85rem}
.mm-detail-label{font-size:10px;font-family:'DM Mono',monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--text3);margin-bottom:5px}
.mm-pill{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;margin:2px}
.mm-pill-hot{background:#fdf2ec;color:#c0460a}
.mm-pill-warm{background:#fef8ec;color:#b8700a}
.mm-pill-neutral{background:#f1efe8;color:#5f5e5a}
.mm-pill-cool{background:#eef6fc;color:#1a6b9a}
.mm-pill-cold{background:#eaf3de;color:#3b6d11}
.mm-pill-meridian{background:var(--surface2);color:var(--text2);border:1px solid var(--border)}
.mm-actions-text{font-size:13px;color:var(--text);line-height:1.8}
.mm-action-item{display:flex;gap:8px;margin-bottom:4px;font-size:13px;color:var(--text);line-height:1.55}
.mm-action-num{font-family:'DM Mono',monospace;font-size:11px;color:#8b4513;font-weight:700;margin-top:2px;flex-shrink:0}
.mm-caution{font-size:12px;color:#c0392b;line-height:1.6;background:#fdf2f0;border-radius:var(--r);padding:8px 10px}
.mm-mastery-section{margin-top:.75rem}
.mm-mastery-track{height:5px;background:var(--border);border-radius:3px;margin:5px 0 8px}
.mm-mastery-track-fill{height:100%;border-radius:3px;background:#8b4513;transition:width .4s}
.mm-btn-row{display:flex;gap:8px;margin-top:.5rem}
.mm-quiz-btn{flex:1;padding:8px;border:1px solid #e8a87c;border-radius:var(--r);background:#fdf0e8;color:#8b4513;font-size:12px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;transition:all .12s}
.mm-quiz-btn:hover{background:#f5dfc8}
.mm-cat-study-btn{display:none;padding:2px 7px;border:1px solid #d6dfcf;border-radius:4px;background:#eef6ea;color:#2d5a3d;font-size:10px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;white-space:nowrap;margin-left:4px;transition:all .12s}
.mm-cat-study-btn:hover{background:#deecd7}
.mm-cat-item:hover .mm-cat-study-btn,.mm-cat-item.active .mm-cat-study-btn{display:inline-block}
/* Herb SRS Study Mode */
.mm-mode-bar{display:flex;align-items:center;gap:8px;padding:9px 1rem;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0;margin:-2rem -2.5rem 0}
.mm-mode-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 16px;border:1px solid var(--border2);border-radius:99px;background:transparent;color:var(--text2);font-size:12px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;transition:all .12s}
.mm-mode-btn .ui-icon{width:15px;height:15px}
.mm-mode-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.mm-study-stats-bar{margin-left:auto;font-size:11px;font-family:'DM Mono',monospace;color:var(--text3)}
.mm-study-mastery{background:var(--surface);border:1px solid var(--border);border-radius:var(--rl);padding:1rem 1.1rem;margin-bottom:1rem;box-shadow:var(--shadow-sm)}
.mm-study-mastery-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px}
.mm-study-mastery-title{font-size:10px;font-family:'DM Mono',monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--text3)}
.mm-study-mastery-progress{font-size:11px;font-family:'DM Mono',monospace;color:var(--text2);white-space:nowrap}
.mm-study-mastery-track{height:6px;background:var(--border);border-radius:99px;overflow:hidden;margin-bottom:8px}
.mm-study-mastery-fill{height:100%;background:#8b4513;border-radius:99px;transition:width .4s}
.mm-study-mastery-meta{font-size:12px;font-weight:600;color:var(--text);margin-bottom:4px}
.mm-study-mastery-note{font-size:12px;color:var(--text3);line-height:1.5}
.mm-study-outer{overflow-y:auto;flex:1;margin:0 -2.5rem -2rem}
.mm-study-inner{padding:2rem;max-width:560px;margin:0 auto}
.herb-srs-progress{display:flex;align-items:center;gap:10px;margin-bottom:1.5rem}
.herb-srs-prog-bar{flex:1;height:5px;background:var(--border);border-radius:99px;overflow:hidden}
.herb-srs-prog-fill{height:100%;background:var(--accent);border-radius:99px;transition:width .3s}
.herb-srs-prog-label{font-size:12px;font-family:'DM Mono',monospace;color:var(--text3);white-space:nowrap}
.herb-srs-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--rl);padding:1.75rem;margin-bottom:1rem;text-align:center}
.herb-srs-emoji{font-size:48px;margin-bottom:.75rem}
.herb-srs-qtype{font-size:10px;font-family:'DM Mono',monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--text3);margin-bottom:.6rem}
.herb-srs-question{font-family:'Inter',sans-serif;font-size:17px;font-weight:500;color:var(--text);line-height:1.55;white-space:pre-line}
.herb-srs-opts{display:flex;flex-direction:column;gap:8px;margin-bottom:1rem}
.herb-srs-opt{padding:12px 16px;border:1px solid var(--border);border-radius:var(--r);background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;font-size:14px;text-align:left;cursor:pointer;transition:all .14s}
.herb-srs-opt:hover:not(:disabled){border-color:var(--accent);background:var(--accent-l)}
.herb-srs-opt.correct{border-color:#2d9a4e;background:#f0faf3;color:#1a5c2a;font-weight:700}
.herb-srs-opt.wrong{border-color:var(--danger);background:var(--danger-l);color:var(--danger)}
.herb-srs-result{border-radius:var(--r);padding:.85rem 1rem;font-size:13px;line-height:1.6;margin-bottom:.85rem}
.herb-srs-result.correct{background:#f0faf3;border:1px solid #a3d9b0;color:#1a5c2a}
.herb-srs-result.wrong{background:var(--danger-l);border:1px solid #f5c6c2;color:var(--danger)}
.herb-srs-rating{display:flex;gap:8px}
.herb-srs-rating-btn{flex:1;padding:10px 8px;border-radius:var(--r);border:1px solid;font-size:12px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;text-align:center;line-height:1.4;transition:all .12s}
.herb-srs-rating-btn.hard{background:var(--warn-l);color:var(--warn);border-color:#f5d895}
.herb-srs-rating-btn.hard:hover{background:#faecc8}
.herb-srs-rating-btn.good{background:#f0faf3;color:#2d7a45;border-color:#a3d9b0}
.herb-srs-rating-btn.good:hover{background:#d8f3e3}
.herb-srs-rating-btn.easy{background:var(--info-l);color:var(--info);border-color:#85b7eb}
.herb-srs-rating-btn.easy:hover{background:#cde3f7}
.herb-srs-rating-btn.next-btn{background:var(--accent);color:#fff;border-color:var(--accent)}
.herb-srs-rating-btn.next-btn:hover{background:#1e3d2a}
.herb-srs-done{text-align:center;padding:3rem 1rem}
.herb-srs-cat-picker{padding:0}
.herb-srs-cat-picker-title{font-family:'DM Serif Display',serif;font-size:22px;color:var(--text);margin-bottom:.25rem}
.herb-srs-cat-picker-sub{font-size:13px;color:var(--text2);margin-bottom:1.5rem}
.herb-srs-tip{display:flex;gap:10px;align-items:flex-start;padding:11px 13px;margin-bottom:1rem;border:1px solid #eadcae;background:#fff8df;border-radius:var(--r);color:#6f5411;font-size:12px;line-height:1.45}
.herb-srs-tip-icon{font-size:15px;line-height:1}
.herb-srs-tip strong{color:#533d08}
.herb-srs-cat-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px}
.herb-srs-cat-row{display:flex;align-items:center;gap:12px;padding:12px 16px;border:1px solid var(--border);border-radius:var(--r);background:var(--bg);cursor:pointer;transition:all .14s}
.herb-srs-cat-row:hover{border-color:var(--accent);background:var(--accent-l)}
.herb-srs-cat-row.disabled{opacity:.45;cursor:default;pointer-events:none}
.herb-srs-cat-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.herb-srs-cat-label{font-size:14px;font-weight:600;color:var(--text);flex:1}
.herb-srs-cat-badges{display:flex;gap:6px;align-items:center}
.herb-srs-badge{font-size:11px;font-family:'DM Mono',monospace;padding:2px 7px;border-radius:99px;font-weight:700}
.herb-srs-badge.due{background:#fff3e0;color:#b45309;border:1px solid #f6d490}
.herb-srs-badge.new{background:#f0faf3;color:#2d7a45;border:1px solid #a3d9b0}
.herb-srs-badge.none{background:var(--surface2);color:var(--text3);border:1px solid var(--border);font-weight:400}
.mm-deepdive-btn{flex:1;padding:8px;border:1px solid var(--border);border-radius:var(--r);background:transparent;color:var(--text2);font-size:12px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;transition:all .12s}
.mm-deepdive-btn:hover{background:var(--surface2)}
.mm-speak-btn{padding:4px 10px;border:1px solid var(--border2);border-radius:99px;background:transparent;color:var(--text2);font-size:11px;font-family:'Inter',sans-serif;cursor:pointer;transition:all .12s;white-space:nowrap;flex-shrink:0}.mm-speak-btn:hover{background:var(--surface2);border-color:var(--border);color:var(--text)}.mm-speak-btn:disabled{opacity:.4;cursor:not-allowed}
.mm-star-btn{padding:8px 12px;border:1px solid var(--border);border-radius:var(--r);background:transparent;cursor:pointer;font-size:14px;transition:all .12s}
.mm-star-btn.on{background:var(--gold-l);border-color:var(--gold)}
/* Quiz overlay */
.mm-quiz-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(26,24,22,.65);display:flex;align-items:center;justify-content:center;z-index:300;padding:1.5rem;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.mm-quiz-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--rl);max-width:640px;width:100%;padding:1.75rem;animation:fi .18s ease;box-shadow:var(--shadow-lg);font-family:'Inter',system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.mm-quiz-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}
.mm-quiz-type{display:inline-block;font-size:11px;font-family:'DM Mono',monospace;letter-spacing:.04em;text-transform:none;color:#8b4513;background:#fdf0e8;border:1px solid #f5c897;border-radius:99px;padding:4px 12px}
.mm-quiz-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text3);width:36px;height:36px;display:flex;align-items:center;justify-content:center;line-height:1;border-radius:var(--r);transition:all .12s;flex-shrink:0}
.mm-quiz-close:hover{background:var(--surface2);color:var(--text)}
.mm-quiz-q{padding-bottom:1.1rem;margin-bottom:1.25rem;border-bottom:1px solid rgba(70,50,30,0.08)}
.mm-quiz-prompt{font-family:'Lora',Georgia,serif;font-weight:700;font-size:23px;color:var(--text);line-height:1.4;white-space:pre-line}
.mm-quiz-stem{font-family:'Inter',system-ui,sans-serif;font-weight:500;font-size:16.5px;color:var(--text2);line-height:1.6;margin-top:1rem;white-space:pre-line}
.mm-quiz-opts{display:flex;flex-direction:column;gap:9px;margin-bottom:1rem}
.mm-quiz-opt{padding:13px 18px;border:1px solid rgba(70,50,30,0.18);border-radius:var(--r);background:#fdfaf7;color:var(--text);font-family:'Inter',system-ui,sans-serif;font-weight:500;font-size:14.5px;text-align:left;cursor:pointer;transition:all .14s;transform:translateY(0)}
.mm-quiz-opt:hover:not(:disabled){border-color:#8b4513;background:#fdf0e8;box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.mm-quiz-opt:focus-visible{outline:2px solid #8b4513;outline-offset:2px}
.mm-quiz-opt.correct{border-color:#2d9a4e;background:#f0faf3;color:#1a5c2a;font-weight:700;box-shadow:0 0 0 1px #a3d9b0}
.mm-quiz-opt.wrong{border-color:#d4a0a0;background:#fdf2f0;color:#a02a2a}
.mm-quiz-opt:disabled{opacity:.72;cursor:default}
.mm-quiz-result{border-radius:var(--r);padding:.85rem 1rem;font-size:14px;line-height:1.6;margin-bottom:1rem}
.mm-quiz-result.correct{background:#f0faf3;border:1px solid #a3d9b0;color:#1a5c2a}
.mm-quiz-result.wrong{background:var(--danger-l);border:1px solid #f5c6c2;color:var(--danger)}
.mm-quiz-actions{display:flex;gap:9px;flex-wrap:wrap}
.mm-quiz-actions .mm-quiz-btn{min-width:120px}
/* Deep dive output */
.mm-deepdive-out{background:#fdf0e8;border:1px solid #f5c897;border-radius:var(--r);padding:1rem;margin-top:.75rem;font-size:13px;color:var(--text);line-height:1.75}
/* Mobile adjustments */
@media(max-width:900px){
  .mm-layout{grid-template-columns:1fr;flex:1;margin:0;border-top:1px solid var(--border)}
  .mm-mode-bar{margin:0 -.9rem 0;padding:9px .9rem}
  .mm-cats{display:none}
  .mm-center{border-right:none;min-height:0}
  .mm-detail{display:none}
  .mm-detail.mob-open{display:flex;position:fixed;top:0;left:0;right:0;bottom:0;z-index:200;overflow-y:auto;background:var(--surface)}
  .mm-detail-body{padding-bottom:calc(1.1rem + 86px + env(safe-area-inset-bottom, 0px))}
  .mm-btn-row{scroll-margin-bottom:calc(86px + env(safe-area-inset-bottom, 0px))}
  .mm-btn-row .mm-quiz-btn,.mm-btn-row .mm-deepdive-btn{scroll-margin-bottom:calc(86px + env(safe-area-inset-bottom, 0px))}
  .mm-grid{grid-template-columns:repeat(2,1fr);padding:8px}
  .mm-toolbar{gap:5px;padding:8px 10px}
  .mm-toolbar-row{gap:4px;flex-wrap:wrap}
  .mm-filter{font-size:10px;padding:4px 7px}
  .mm-search{font-size:13px}
  .mm-quiz-box{padding:1.25rem}
  .mm-quiz-prompt{font-size:20px}
  .mm-quiz-stem{font-size:15.5px}
  .mm-quiz-opt{padding:12px 15px;font-size:13.5px}
}