@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');
:root{--teal:#185d56;--teal-dark:#113e3a;--ink:#243c39;--muted:#71817d;--line:#e3e9e5;--bg:#f4f6f3;--light:#edf5f0;--orange:#c97749;--font:'DM Sans','Noto Sans JP',sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,textarea:focus-visible{outline:3px solid #d2a867;outline-offset:3px}a{color:inherit;text-decoration:none}button{color:inherit}svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}[hidden]{display:none!important}.site-header{height:88px;background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:1450px;padding:0 44px;margin:auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;gap:12px;align-items:center;font-size:22px;font-weight:500;letter-spacing:1.8px;line-height:1.2;white-space:nowrap}.brand b{font-weight:700}.brand small{display:block;font-size:11px;letter-spacing:1px;font-weight:500;color:var(--muted);margin-top:7px}.brand-mark{width:43px;height:43px;border-radius:13px;background:var(--teal);color:#fff;display:grid;place-items:center}.brand-mark .icon{width:26px;height:26px}.header-inner nav{display:flex;height:100%;gap:32px}.nav-button{display:flex;align-items:center;gap:9px;border:0;border-bottom:3px solid transparent;background:transparent;color:var(--muted);font-size:14px;font-weight:500;padding:3px 0 0}.nav-button.active{color:var(--teal);border-bottom-color:var(--teal)}.header-note{font-size:13px;color:var(--muted)}.page{max-width:1450px;margin:auto;padding:43px 44px 20px}.intro{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:35px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--teal)}h1{font-size:30px;letter-spacing:.04em;line-height:1.5;margin:7px 0 8px;font-weight:600}.intro p,.phrase-heading p{margin:0;color:var(--muted);font-size:14px}.mode-control{display:flex;padding:5px;background:#e7ece7;border-radius:10px;white-space:nowrap}.mode-control button{border:0;background:transparent;color:var(--muted);padding:9px 17px;font-size:14px;border-radius:7px;font-weight:500}.mode-control button.active{background:#fff;color:var(--teal);box-shadow:0 2px 5px #243c3909}.workspace{display:grid;grid-template-columns:228px minmax(380px,1fr) 264px;gap:26px;align-items:start}.section-label{font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px}.section-label>span{font-size:10px;letter-spacing:1px;font-weight:500;color:var(--muted);margin-left:auto}.scene-list{display:flex;flex-direction:column;gap:9px;margin-top:16px}.scene-button{border:1px solid transparent;width:100%;background:transparent;text-align:left;display:flex;gap:12px;align-items:center;padding:16px 15px;border-radius:12px;transition:background .2s}.scene-button:hover{background:#e8ede8}.scene-button.active{background:var(--teal);color:#fff;box-shadow:0 6px 14px #185d5612}.scene-number{font-size:16px;font-weight:500;opacity:.65;align-self:center}.scene-button strong{display:block;font-size:14px;font-weight:500;line-height:1.4}.scene-button small{display:block;font-size:11px;margin-top:4px;opacity:.65;letter-spacing:.1px}.scene-status{margin-left:auto;display:none}.scene-button.completed .scene-status{display:block}.scene-button .icon{width:16px;height:16px}.encouragement{margin:29px 0 0;padding:21px 18px;border:1px solid #dce6dd;border-radius:12px}.encouragement>.icon{color:var(--orange);width:22px;height:22px;margin-bottom:10px}.encouragement strong{display:block;font-size:14px;font-weight:500;line-height:1.8}.encouragement p{font-size:12px;color:var(--muted);line-height:1.9;margin:10px 0 0}.session-note{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted);padding:22px 9px}.practice-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 4px 20px #283b3603;overflow:hidden}.practice-top{padding:25px 28px 18px;display:flex;justify-content:space-between;align-items:center}.practice-top h2{font-size:21px;font-weight:600;margin:4px 0 0}.practice-top .eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--muted)}.icon-button{border:1px solid var(--line);background:#fff;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--muted)}.icon-button:hover{background:var(--bg);color:var(--teal)}.progress-wrap{padding:0 28px 20px;border-bottom:1px solid var(--line)}.progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:8px}.progress-track{height:4px;background:#edf1ed;border-radius:6px;overflow:hidden}.progress-track>div{height:100%;width:0;background:var(--teal);border-radius:6px;transition:width .4s}.conversation{padding:24px 28px 8px;max-height:370px;min-height:175px;overflow:auto;scroll-behavior:smooth}.message{display:flex;gap:10px;margin-bottom:20px;animation:appear .3s ease}.avatar{width:32px;height:32px;flex-shrink:0;border-radius:50%;display:grid;place-items:center;background:#f1e4d9;color:#8a6046;font-size:13px;font-weight:600}.message-content{min-width:0;max-width:100%}.message-meta{font-size:11px;color:var(--muted);margin:0 0 5px;display:flex;align-items:center;gap:6px}.bubble{background:#f0f4f0;border-radius:0 13px 13px 13px;padding:15px 18px;color:var(--ink)}.english{font-size:18px;line-height:1.55;font-weight:500;overflow-wrap:anywhere}.translation{font-size:12px;line-height:1.8;color:var(--muted);margin-top:7px}.audio-action{border:0;background:transparent;display:inline-flex;gap:5px;align-items:center;padding:0;color:var(--teal);font-size:11px}.audio-action .icon{width:15px;height:15px}.bubble-audio{display:flex;justify-content:flex-end;gap:12px;margin-top:10px}.message.user{justify-content:flex-end}.message.user .bubble{background:#e5efea;border-radius:13px 0 13px 13px}.message.user .english{font-size:16px}.message.user .message-meta{justify-content:flex-end}.reply-area{padding:14px 28px 24px}.reply-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;font-size:13px;font-weight:500;gap:10px}.reply-heading>span{display:flex;gap:8px;align-items:center}.your-turn{height:7px;width:7px;border-radius:50%;background:var(--orange);display:inline-block}.text-button{border:0;background:transparent;color:var(--teal);padding:0;font-size:12px;font-weight:500;text-decoration:underline;text-underline-offset:4px}.choices{display:grid;gap:9px}.choice{display:flex;gap:12px;width:100%;align-items:center;text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:12px 14px;transition:border .2s,background .2s}.choice:hover{background:#f7faf7;border-color:#88afa3}.choice.selected{border-color:var(--teal);background:#f0f6f1;box-shadow:0 0 0 1px var(--teal)}.choice-key{width:25px;height:25px;background:#f2f4f1;color:#8b978f;font-size:12px;border-radius:7px;display:grid;place-items:center;flex-shrink:0}.choice.selected .choice-key{background:var(--teal);color:#fff}.choice-english{font-size:15px;line-height:1.55;display:block}.choice-jp{font-size:11px;color:var(--muted);display:block;margin-top:3px}.choice-check{margin-left:auto;color:var(--teal)}.choice-check .icon{width:17px;height:17px}.reply-tools{display:flex;justify-content:space-between;align-items:center;padding:14px 0 10px;border-bottom:1px solid var(--line);margin-bottom:12px}.subtle-button{display:flex;align-items:center;gap:5px;border:0;background:transparent;color:var(--muted);font-size:12px;padding:0}.subtle-button .icon{width:16px;height:16px}.compose-row{display:flex;gap:8px;align-items:stretch}.compose-row textarea{width:100%;min-width:0;resize:none;height:43px;max-height:95px;border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-size:14px;line-height:1.5}.compose-row textarea::placeholder{color:#9aa59e}.mic-button{border:1px solid var(--line);border-radius:9px;background:#fff;width:43px;flex-shrink:0;display:grid;place-items:center;color:var(--muted)}.mic-button.listening{background:#fff0e8;color:#c97749;border-color:#c97749}.primary-button{background:var(--teal);color:#fff;border:1px solid var(--teal);border-radius:9px;padding:10px 18px;font-size:14px;white-space:nowrap}.primary-button:hover{background:var(--teal-dark)}.secondary-button{border:1px solid var(--line);background:#fff;border-radius:9px;padding:10px 17px;font-size:14px}.practice-bottom{border-top:1px solid var(--line);display:flex;gap:8px;padding:13px 22px;align-items:center;font-size:11px;color:var(--muted);background:#fbfcfa}.practice-bottom .icon{width:16px;height:16px;color:#91a69b}.client-card{border:1px solid var(--line);background:#fff;overflow:hidden;border-radius:14px}.client-photo{height:170px;background:#dfe8e2;position:relative;background-size:cover;background-position:center 41%}.photo-label{position:absolute;bottom:12px;left:15px;font-size:9px;letter-spacing:1.5px;font-weight:600;background:#ffffffea;padding:4px 9px;border-radius:4px}.client-info{padding:18px 19px}.client-name{display:flex;align-items:center;justify-content:space-between;gap:8px}.client-name h2{font-size:23px;margin:0;font-weight:500}.client-name>span{font-size:10px;color:var(--muted)}.client-from{font-size:12px;color:var(--muted);margin:3px 0 20px}.client-detail{border-top:1px solid var(--line);padding-top:15px;display:grid;gap:5px}.client-detail span{font-size:11px;color:var(--muted)}.client-detail strong{font-size:14px;font-weight:500}.client-description{font-size:12px;line-height:1.9;color:var(--muted);margin:11px 0 14px}.client-tags{display:flex;gap:6px;flex-wrap:wrap}.client-tags span{background:var(--light);color:#60836e;padding:3px 8px;border-radius:4px;font-size:10px}.rescue-card{margin-top:20px;background:#edf2eb;border-radius:12px;padding:18px}.rescue-card .section-label{font-size:12px;gap:7px}.rescue-card .section-label .icon{color:#7f9778;width:17px;height:17px}.rescue-phrase{border:0;background:transparent;padding:0;margin-top:15px;display:flex;gap:8px;font-size:17px;line-height:1.45;text-align:left;color:var(--teal);font-weight:500}.rescue-phrase .icon{width:16px;height:16px;margin-top:4px}.rescue-card p{font-size:11px;color:var(--muted);margin:8px 0 15px}.site-footer{display:flex;justify-content:space-between;padding:32px 0 6px;color:#8a978f;font-size:11px;gap:16px}.site-footer>span:first-child{letter-spacing:2px;font-size:10px}.feedback{margin:0 0 15px;padding:13px 15px;border:1px solid #d7e6dc;background:#f3f8f3;border-radius:10px;animation:appear .25s ease}.feedback strong{font-size:13px;font-weight:500;display:block;color:var(--teal)}.feedback p{font-size:12px;margin:4px 0 0;color:#667d6d;line-height:1.9}.feedback.retry{background:#fff8ef;border-color:#ead7bb}.feedback.retry strong{color:#9c6d32}.hint{padding:11px 13px;margin-bottom:12px;background:#fff8ed;border-radius:8px;color:#94744a;font-size:12px;line-height:1.9}.completion{text-align:center;padding:12px 0}.completion-symbol{height:58px;width:58px;display:grid;place-items:center;border-radius:50%;background:var(--light);color:var(--teal);margin:0 auto 14px}.completion-symbol .icon{width:29px;height:29px}.completion h3{font-size:21px;margin:6px 0}.completion>p{font-size:13px;color:var(--muted);margin:7px 0 20px}.review-lines{border-top:1px solid var(--line);text-align:left;margin:20px 0;padding-top:10px}.review-line{padding:12px 0;display:flex;gap:8px;justify-content:space-between;border-bottom:1px solid var(--line);font-size:14px;line-height:1.6}.review-line small{font-size:11px;display:block;color:var(--muted);margin-top:4px}.completion-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.phrase-heading{margin-bottom:25px}.phrase-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}.filter-button{border:1px solid var(--line);background:#fff;padding:8px 18px;border-radius:30px;font-size:14px}.filter-button.active{background:var(--teal);color:white;border-color:var(--teal)}.phrase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.phrase-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}.phrase-card .eyebrow{font-size:10px}.phrase-card h2{font-size:19px;line-height:1.6;font-weight:500;margin:12px 0 7px}.phrase-card>p{font-size:13px;color:var(--muted);margin:0 0 18px}.phrase-card-bottom{display:flex;justify-content:space-between;align-items:center}.phrase-card-bottom .audio-action{font-size:13px}.phrase-tip{font-size:12px;margin-top:14px;color:#84968a;border-top:1px solid var(--line);padding-top:12px}dialog{border:1px solid var(--line);border-radius:16px;padding:30px;max-width:430px;width:calc(100% - 32px);color:var(--ink)}dialog::backdrop{background:#1a383859;backdrop-filter:blur(3px)}dialog h2{font-size:21px;margin:12px 0}dialog p{font-size:14px;color:var(--muted)}.dialog-icon{color:var(--teal)}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:20;color:#fff;background:var(--teal-dark);border-radius:9px;padding:11px 20px;box-shadow:0 6px 30px #123c3922;font-size:14px;max-width:calc(100% - 32px);width:max-content}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media(min-width:1450px){.workspace{grid-template-columns:250px minmax(380px,1fr) 280px;gap:32px}.conversation{max-height:400px}}@media(max-width:1150px){.header-inner,.page{padding-left:28px;padding-right:28px}.workspace{grid-template-columns:195px minmax(340px,1fr) 225px;gap:18px}.header-note{display:none}.client-photo{height:150px}.client-name>span{font-size:9px}.practice-top,.progress-wrap,.conversation,.reply-area{padding-left:23px;padding-right:23px}.scene-button{padding:14px 12px}.intro h1{font-size:27px}}@media(max-width:960px){.workspace{grid-template-columns:195px minmax(320px,1fr)}.client-column{display:none}.header-inner nav{gap:22px}.page{padding-top:32px}.phrase-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.site-header{height:auto}.header-inner{padding:16px 20px 0;flex-wrap:wrap;gap:13px}.brand{font-size:20px}.brand-mark{width:38px;height:38px}.brand small{font-size:10px}.header-inner nav{width:100%;height:43px;gap:25px}.nav-button{font-size:13px;gap:7px}.nav-button .icon{width:17px;height:17px}.page{padding:24px 16px 16px}.intro{display:block;margin-bottom:22px}.intro h1{font-size:23px;letter-spacing:.02em}.intro p{font-size:12px;line-height:1.8}.intro .eyebrow{font-size:10px}.mode-control{margin-top:20px;width:max-content}.mode-control button{font-size:12px;padding:7px 20px}.workspace{display:flex;flex-direction:column;gap:18px}.scenes-column{width:100%}.scene-list{flex-direction:row;overflow:auto;gap:8px;margin-top:10px;padding-bottom:4px}.scene-button{flex-shrink:0;width:auto;min-width:124px;padding:11px 12px;gap:9px;border:1px solid var(--line);background:#fff;border-radius:9px}.scene-button strong{font-size:12px}.scene-button small{font-size:10px}.scene-number{font-size:13px}.section-label{font-size:12px}.encouragement,.session-note{display:none}.practice-card{width:100%;border-radius:13px}.practice-top{padding:20px 19px 14px}.practice-top h2{font-size:19px}.progress-wrap{padding:0 19px 17px}.conversation{padding:20px 16px 5px;min-height:165px;max-height:340px}.bubble{padding:13px 15px}.english{font-size:17px}.reply-area{padding:11px 19px 20px}.reply-heading{font-size:12px}.choice{padding:11px 12px;gap:10px}.choice-english{font-size:14px}.choice-jp{font-size:11px}.reply-tools{padding-top:13px}.practice-bottom{font-size:10px;padding:12px 16px;align-items:flex-start}.compose-row textarea{font-size:13px}.primary-button{padding:9px 14px;font-size:13px}.client-column{display:block;width:100%}.client-card{display:none}.rescue-card{margin-top:0;display:grid;grid-template-columns:1fr auto;padding:17px}.rescue-card .section-label{grid-column:1/-1}.rescue-phrase{font-size:16px;margin-top:11px;grid-column:1/-1}.rescue-card p{margin:6px 0 0;font-size:11px}.rescue-card .text-button{font-size:11px;margin-top:6px}.site-footer{font-size:10px;padding-top:25px;flex-direction:column;gap:5px}.phrase-grid{grid-template-columns:1fr;gap:12px}.phrase-card{padding:20px}.phrase-heading h1{font-size:25px}.phrase-heading p{font-size:13px}.filter-button{font-size:12px;padding:6px 12px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.client-photo{background-image:url('/assets/client.jpg')}.message .avatar{background-image:url('/assets/client.jpg');background-size:200%;background-position:45% 24%;font-size:0}.hint-button{display:flex;align-items:center;gap:4px;text-decoration:none}.hint-button .icon{width:15px;height:15px}.hint-example{display:block;margin-top:5px;font-size:14px;color:#765b30}.feedback strong{display:flex;align-items:center;gap:6px}.feedback strong .icon{width:17px;height:17px}.feedback .text-button{display:inline-block;margin-top:8px}.accepted-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:2px}.challenge-note{color:var(--muted);font-size:13px;line-height:1.9;margin:4px 0 18px}.voice-note{font-size:12px;color:var(--muted);margin:9px 0 0}.client-photo{height:176px}.conversation{min-height:163px}.choice-jp,.translation,.rescue-card p,.client-from,.client-description,.encouragement p{font-size:13px}.scene-button small{font-size:12px}.client-tags span,.client-name>span{font-size:12px}.reply-heading,.subtle-button,.text-button,.audio-action{font-size:13px}.section-label>span,.photo-label,.eyebrow,.practice-top .eyebrow{font-size:12px}.message-meta{font-size:12px}.site-header{position:relative;z-index:2}.all-done{color:var(--teal)!important}.scene-button strong{font-size:14px}.scene-button.active small{opacity:.85}.scene-number{opacity:.85}
@media(max-width:680px){.scene-button strong{font-size:13px}.scene-button small{font-size:12px}.choice-english{font-size:15px}.choice-jp{font-size:12px}.intro p{font-size:14px}.reply-tools .subtle-button{font-size:13px}.practice-bottom{font-size:12px}.rescue-card p{font-size:12px}.reply-area{padding-left:16px;padding-right:16px}.mode-control button{font-size:14px}.nav-button{font-size:14px}.rescue-card .text-button{font-size:12px}.english{font-size:18px}.site-footer{font-size:12px}}
.translation,.choice-jp{font-size:14px}.compose-row textarea{font-size:14px}.reply-heading,.subtle-button,.audio-action{font-size:14px}.client-detail span{font-size:12px}.client-name{flex-wrap:wrap}.client-name>span{font-size:12px}.scene-list{scrollbar-width:thin}.hint{font-size:14px}.feedback p{font-size:14px}.review-line small{font-size:13px}.practice-bottom{font-size:12px}.accepted-actions{flex-wrap:wrap}.choice>span:nth-child(2){min-width:0}.review-line>span{min-width:0;overflow-wrap:anywhere}.review-line .icon-button{flex-shrink:0}.compose-row textarea::placeholder{white-space:nowrap;font-size:13px}.rescue-card .text-button{font-size:13px}
@media(max-width:680px){.translation,.choice-jp{font-size:13px}.intro{margin-bottom:20px}.page{padding-top:20px}.intro .mode-control{margin-top:15px}.practice-bottom span{min-width:0}.reply-heading{font-size:13px}.accepted-actions .subtle-button{font-size:13px}.rescue-card{display:block}.rescue-card .text-button{display:inline-block;margin-top:12px}.rescue-card p{margin-top:8px}.conversation{max-height:285px}}
.help-disclosure{margin:14px 0 0;border:1px solid var(--line);border-radius:9px;background:#fafcf9;font-size:13px}.help-disclosure summary{padding:10px 12px;cursor:pointer;list-style:none;color:var(--teal);display:flex;align-items:center;gap:8px;font-size:13px}.help-disclosure summary::-webkit-details-marker{display:none}.help-disclosure summary::after{content:'＋';margin-left:auto;font-size:16px}.help-disclosure[open] summary::after{content:'−'}.help-disclosure summary .icon{width:17px;height:17px}.help-options{padding:0 10px 10px;display:grid;grid-template-columns:1fr 1fr;gap:8px}.help-option{border:1px solid var(--line);border-radius:7px;background:#fff;padding:10px;text-align:left;color:var(--teal);line-height:1.5}.help-option:hover{border-color:var(--teal);background:var(--light)}.help-option span{font-size:14px;display:block}.help-option small{font-size:12px;display:block;color:var(--muted);margin-top:5px}.session-note{flex-wrap:wrap}.session-note span{flex:1;min-width:120px}.scene-list{gap:5px}.scene-button{padding-top:12px;padding-bottom:12px}.encouragement{margin-top:22px}.phrase-filters{gap:8px}.filter-button{padding:7px 13px}.message-meta{flex-wrap:wrap}.phrase-card h2{overflow-wrap:anywhere}.phrase-tip{font-size:13px}
@media(max-width:680px){.help-options{grid-template-columns:1fr}.session-note{display:none}.scene-button{padding-top:11px;padding-bottom:11px}.help-disclosure summary{font-size:14px}.help-option small{font-size:13px}.filter-button{font-size:13px}}