:root{--bg: #f7f1e5;--card: #fffaf1;--ink: #2b2a26;--ink-soft: #5d5a52;--muted: #6f6a5f;--line: #e4dac6;--primary: #2f5d50;--primary-ink: #fff;--accent: #c8744b;--leaf: #7faf6a;--good: #2f7a4f;--good-bg: #e5f2e3;--soft: #9a5a2e;--soft-bg: #fbeadc;--focus: #1f6fd1;--radius: 16px;--shadow: 0 1px 2px rgba(60, 45, 20, .08), 0 4px 14px rgba(60, 45, 20, .06);--font: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #1c2622;--card: #25312c;--ink: #f1ece2;--ink-soft: #d0c8b8;--muted: #b3ab9b;--line: #3a4842;--primary: #8cc7a6;--primary-ink: #13201a;--accent: #e39a72;--leaf: #9fcf88;--good: #9fdbb5;--good-bg: #21392c;--soft: #f0b98f;--soft-bg: #3d2d22;--focus: #8ab8ff;--shadow: none}}*{box-sizing:border-box}[hidden]{display:none!important}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.45 var(--font);-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}#app{min-height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left)}#app[data-chrome=tabs] main{padding-bottom:calc(76px + env(safe-area-inset-bottom))}#app[data-chrome=focus] main,#app[data-chrome=bare] main{padding-bottom:calc(24px + env(safe-area-inset-bottom))}main{outline:none;max-width:640px;margin:0 auto}h1{font-size:1.6rem;line-height:1.2;margin:.2em 0 .4em}h2{font-size:1.15rem;margin:.2em 0 .5em}h3{font-size:1rem;margin:1.2em 0 .5em}p{margin:.4em 0}a{color:var(--primary)}.muted{color:var(--muted)}.small{font-size:.88rem}.center{text-align:center}.es{font-weight:600}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:8px}.skip{position:absolute;left:-999px;top:0}.skip:focus{left:12px;top:calc(8px + env(safe-area-inset-top));z-index:50;background:var(--card);padding:10px 14px}.icon{width:22px;height:22px;flex:none;vertical-align:-5px}.page{padding:8px 16px 16px}.page.center{text-align:center;padding-top:18vh}.page-head{display:flex;align-items:center;gap:8px;min-height:52px}.page-head h1{flex:1;font-size:1.4rem;margin:0}.icon-btn{display:inline-grid;place-items:center;min-width:44px;min-height:44px;border-radius:12px;background:transparent;border:0;color:var(--ink-soft);cursor:pointer;text-decoration:none;padding:0}.icon-btn:active{background:var(--line)}.icon-btn[aria-pressed=true]{color:var(--accent)}.icon-btn:disabled{opacity:.35}.tabs{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-template-columns:repeat(4,1fr);background:color-mix(in srgb,var(--card) 94%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:4px env(safe-area-inset-right) calc(4px + env(safe-area-inset-bottom)) env(safe-area-inset-left)}.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:56px;color:var(--muted);text-decoration:none;font-size:.75rem;font-weight:600}.tab.on{color:var(--primary)}.tab .icon{width:24px;height:24px}.banner-area{position:sticky;top:0;z-index:30}.banner{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:.9rem;background:var(--card);border-bottom:1px solid var(--line)}.banner.warn{background:var(--soft-bg)}.banner.info{background:var(--good-bg)}.banner span{flex:1}.banner-btn{min-height:44px;padding:0 14px;border-radius:12px;border:0;background:var(--primary);color:var(--primary-ink);font:600 .9rem var(--font);display:inline-grid;place-items:center;text-decoration:none}.toast{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom));transform:translate(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:14px;z-index:60;max-width:min(90vw,480px);font-size:.95rem;box-shadow:var(--shadow);transition:opacity .4s}.toast.warn{background:var(--soft);color:#fff}.toast.out{opacity:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:14px;border:0;cursor:pointer;background:var(--primary);color:var(--primary-ink);font:700 1rem var(--font);text-decoration:none;touch-action:manipulation}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:default}.btn.wide{width:100%;margin-top:14px}.btn.ghost{background:transparent;color:var(--primary);box-shadow:inset 0 0 0 2px var(--line)}.btn.ghost.on{box-shadow:inset 0 0 0 2px var(--primary)}.btn.small{min-height:44px;padding:0 14px;font-size:.92rem}.btn.danger{color:#b3412e}.btn.hero{width:100%;flex-direction:column;gap:2px;min-height:76px;margin:12px 0;border-radius:20px}.btn.hero strong{font-size:1.15rem}.btn.hero span{font-weight:500;opacity:.9;font-size:.9rem}.link{background:none;border:0;color:var(--primary);font:600 .95rem var(--font);min-height:44px;padding:0 6px;cursor:pointer;text-decoration:underline}.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}.chip{min-height:44px;padding:0 14px;border-radius:22px;border:2px solid var(--line);background:var(--card);color:var(--ink-soft);font:600 .9rem var(--font);display:inline-flex;align-items:center;gap:6px}.chip[aria-pressed=true]{border-color:var(--primary);color:var(--primary)}input,select{font:17px var(--font);color:var(--ink);background:var(--card);border:2px solid var(--line);border-radius:12px;min-height:48px;padding:0 12px;width:100%}input:focus,select:focus{border-color:var(--primary);outline:none}label{display:block;font-weight:600;margin:12px 0 4px}.field{margin:8px 0}.form-error{color:#b3412e;min-height:1.2em}.card{background:var(--card);border-radius:var(--radius);padding:16px;margin:12px 0;box-shadow:var(--shadow);border:1px solid var(--line)}.card.good{background:var(--good-bg)}.card-list{display:grid;gap:0}.link-card{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);min-height:64px}.link-card>div{flex:1}.link-card .icon{transform:rotate(180deg);color:var(--muted)}.eyebrow{text-transform:uppercase;letter-spacing:.06em;font-size:.72rem;font-weight:700;color:var(--muted);margin:0}.note{color:var(--ink-soft);font-size:.95rem;border-left:3px solid var(--leaf);padding-left:10px}.rana{position:relative;width:100%;--rana-foot: 1.3%}.rana-sprite{position:absolute;inset:0 -12.5%;background-repeat:no-repeat;image-rendering:auto}.rana-shadow{position:absolute;left:50%;bottom:var(--rana-foot);width:46%;height:7%;margin-bottom:-3.5%;border-radius:50%;background:radial-gradient(closest-side,#28281e80,#28281e38 55%,#28281e00);transform:translate(-50%);transform-origin:50% 50%;pointer-events:none}.rana-fallback .rana-shadow{display:none}.rana-large{max-width:220px;margin:0 auto;aspect-ratio:3 / 4}.rana-small{width:96px;aspect-ratio:3 / 4}.rana-fallback{background:radial-gradient(circle at 50% 60%,var(--leaf) 0 38%,transparent 39%)}.today-hero{display:grid;grid-template-columns:120px 1fr;align-items:end;gap:10px}.today-rana .rana{max-width:120px}.speech{background:var(--card);border-radius:18px 18px 18px 4px;padding:12px 14px;box-shadow:var(--shadow);border:1px solid var(--line);margin-bottom:18px}.speech .big{font-size:1.3rem;margin:0}.week{display:flex;justify-content:space-between;align-items:center;gap:12px}.goal{display:flex;gap:6px}.goal-dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--leaf)}.goal-dot.on{background:var(--leaf)}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;display:flex;flex-direction:column;gap:4px;text-decoration:none;color:var(--ink);min-height:72px}.stat .bar{height:8px;background:var(--line);border-radius:4px;overflow:hidden}.stat .bar span{display:block;height:100%;background:var(--accent)}.stat .icon{color:var(--leaf)}.legend{margin-top:0}.units{list-style:none;padding:0;margin:0}.unit{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin:12px 0;box-shadow:var(--shadow)}.unit.locked{opacity:.7;box-shadow:none}.unit.complete{border-color:var(--leaf)}.unit-head h2{margin:2px 0 4px}.milestones{color:var(--muted)}.lesson-list{list-style:none;padding:0;margin:8px 0 0}.lesson-row{display:flex;align-items:center;gap:12px;min-height:52px;padding:4px 6px;border-radius:12px;color:var(--ink);text-decoration:none}a.lesson-row:active{background:var(--line)}.lesson-row>span:nth-child(2){flex:1}.lesson-row small,.lesson-row.locked{color:var(--muted)}.lesson-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--bg);font-weight:700;flex:none}.lesson-row.done .lesson-num{background:var(--good-bg);color:var(--good)}.player{padding:0 16px 16px}.player-top{display:flex;align-items:center;gap:10px;min-height:56px}.progress{flex:1;height:12px;background:var(--line);border-radius:6px;overflow:hidden}.progress-fill{height:100%;width:0;background:var(--leaf);border-radius:6px;transition:width .3s}.player-rana{float:right;width:84px;margin:-4px 0 4px 8px}.player-rana .rana{width:84px}.step-title{font-size:1.2rem;margin:10px 0;min-height:60px}.player-body .card,.player-body .feedback,.player-body .row,.player-body input{clear:both}.big-es{font-size:1.55rem;line-height:1.25;margin:6px 0}.intro-card .en{font-size:1.1rem;color:var(--ink-soft)}.audio-row{display:flex;gap:8px;margin:10px 0}.audio-btn{display:inline-flex;align-items:center;gap:6px;min-height:48px;padding:0 16px;border-radius:24px;border:0;background:var(--primary);color:var(--primary-ink);font:700 .95rem var(--font);cursor:pointer}.audio-btn.ghost{background:transparent;color:var(--primary);box-shadow:inset 0 0 0 2px var(--line)}.listen-card{text-align:center}.listen-card .audio-row{justify-content:center}.options{display:grid;gap:10px;margin:14px 0;clear:both}.option{min-height:56px;padding:12px 16px;text-align:left;border-radius:14px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:600 1rem var(--font);cursor:pointer;touch-action:manipulation}.option.right{border-color:var(--good);background:var(--good-bg)}.option.wrong{border-color:var(--soft);background:var(--soft-bg)}.option:disabled{cursor:default}.build-answer{min-height:72px;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;padding:10px;border-bottom:2px solid var(--line);margin:10px 0;clear:both}.build-answer .placeholder{color:var(--muted);font-size:.9rem;align-self:center}.build-bank{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.tile{min-height:48px;min-width:44px;padding:0 14px;border-radius:12px;border:2px solid var(--line);border-bottom-width:4px;background:var(--card);color:var(--ink);font:600 1.05rem var(--font);cursor:pointer;touch-action:manipulation}.tile.placed{border-color:var(--primary)}.type-input{font-size:1.15rem;min-height:56px;margin-top:8px}.feedback{border-radius:var(--radius);padding:14px 16px;margin:14px 0;animation:rise .25s ease-out}.feedback.good{background:var(--good-bg)}.feedback.soft{background:var(--soft-bg)}.fb-title{font-weight:800;font-size:1.1rem;margin:0 0 4px}.fb-answer{font-size:1.2rem;margin:4px 0}.fb-en{color:var(--ink-soft);margin:0 0 6px}.fb-note{font-size:.92rem}.diff{font-size:1.05rem}.d-missing{text-decoration:underline wavy var(--accent);font-weight:700}.d-missing:before{content:"+";color:var(--accent);font-size:.8em}.d-extra{text-decoration:line-through;color:var(--muted)}.narrate{font-size:1.05rem;background:var(--bg);clear:both}@keyframes rise{0%{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}.speak-card{text-align:center;clear:both}.speak-card .audio-row{justify-content:center}.rec-btn{width:96px;height:96px;border-radius:50%;border:0;margin:10px auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:var(--accent);color:#fff;font:700 .85rem var(--font);cursor:pointer}.rec-btn .icon{width:30px;height:30px}.rec-btn.on{background:#b3412e;animation:pulse 1.4s infinite}@keyframes pulse{50%{box-shadow:0 0 0 10px color-mix(in srgb,#b3412e 20%,transparent)}}.speak-status{min-height:2.8em}.heard{font-size:1.15rem;margin:2px 0 10px}.heard.ref{color:var(--primary)}.accomplishments{padding-left:1.2em}.accomplishments li{margin:6px 0}.rewards{display:flex;gap:12px;justify-content:center;margin:14px 0}.reward{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 16px;display:flex;align-items:center;gap:6px}.reward .icon{color:var(--leaf)}.reward strong{font-size:1.2rem}.level-up{text-align:center;font-weight:700;color:var(--accent)}.keepsake{text-align:center;border-color:var(--accent)}.pb-tools{position:sticky;top:0;background:var(--bg);padding:4px 0 8px;z-index:5}.search{margin-bottom:6px}.pb-unit{font-size:1rem;margin:18px 0 6px;color:var(--muted)}.pb-row{display:flex;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px;margin:8px 0}.pb-text{flex:1;min-width:0}.pb-es{font-size:1.1rem;margin:0}.pb-en{margin:2px 0;color:var(--ink-soft)}.pb-meta{color:var(--muted);margin:2px 0}.pb-actions{display:flex;flex-direction:column}details summary{min-height:44px;display:flex;align-items:center;cursor:pointer;color:var(--primary);font-size:.9rem;font-weight:600}.role.staff{color:var(--primary);font-weight:700}.role.patient{color:var(--accent);font-weight:700}.office-bal{margin:0 0 8px;font-weight:700}.office-bal .icon{color:var(--leaf)}.office-scene{position:relative;width:100%;border-radius:var(--radius);overflow:hidden;background:#e9dcc4;box-shadow:var(--shadow);user-select:none;-webkit-user-select:none}.office-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.placed{position:absolute;display:block;pointer-events:none;max-width:none}.placed.ghost{opacity:.7}.office-problem{position:absolute;inset:auto 12px 12px;margin:0;padding:10px 12px;background:var(--card);border-radius:12px;font-size:.9rem}.office-rana{position:absolute;max-width:none}.office-rana .rana-shadow{width:64%;height:9%;margin-bottom:-4.5%;background:radial-gradient(closest-side,#23160c9e,#23160c4d 55%,#23160c00)}.slot-target{position:absolute;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;border:3px solid #fff;background:var(--accent);color:#fff;display:grid;place-items:center;z-index:40;box-shadow:0 2px 8px #00000040;cursor:pointer}.office-panel{margin-top:12px}.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--line);border-radius:14px;padding:4px;gap:4px}.seg button{min-height:44px;border:0;border-radius:10px;background:transparent;font:700 .95rem var(--font);color:var(--ink-soft)}.seg button[aria-selected=true]{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px;margin-top:12px}.item-card{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 6px;min-height:120px;background:var(--card);border:2px solid var(--line);border-radius:14px;color:var(--ink);font:600 .82rem var(--font);text-align:center;cursor:pointer}.item-card img{width:64px;height:64px;object-fit:contain}.item-card small{color:var(--muted);font-weight:500}.item-card.sel{border-color:var(--primary)}.item-card.locked{opacity:.6;cursor:default;justify-content:center}.item-card:disabled{opacity:.6}.item-fallback{display:grid;place-items:center;font-size:.7rem;background:var(--bg);border-radius:10px;min-height:48px;padding:4px}.slot-list{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.gift{text-align:center}.gift img{width:120px;height:120px;object-fit:contain}.dl-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid var(--line)}.about p{margin:6px 0}.login{text-align:center;padding-top:5vh}.login-form{text-align:left;max-width:380px;margin:12px auto}.login-rana .rana,.welcome-rana .rana{max-width:170px}.welcome{text-align:center;padding-top:4vh}.welcome-body{max-width:440px;margin:0 auto}.goal-pick input{min-height:44px;padding:0;border:0;background:none}.goal-out{font-size:2rem;font-weight:800;color:var(--primary)}.install-steps{padding-left:1.2em}.install-steps li{margin:16px 0}.install-art svg{width:100%;max-width:260px;height:auto;display:block}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}