@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
:root{--ink:#243b32;--green:#416953;--green-dark:#31523e;--muted:#78847a;--line:#e0e6dc;--cream:#f8f9f4;--font-size:44px}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:'Noto Sans KR',Arial,sans-serif;font-size:14px}button,input,textarea{font:inherit}button{cursor:pointer;transition:background .15s,transform .15s}button:hover{filter:brightness(.96)}button:active{transform:translateY(1px)}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #c095f1;outline-offset:3px}button:disabled{opacity:.5;cursor:not-allowed}button,a,input,textarea{-webkit-tap-highlight-color:transparent}[hidden]{display:none!important}.topbar{height:100px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,24px);background:#fffefa}.brand{display:flex;gap:15px;align-items:center;text-decoration:none;color:inherit}.brand img{width:47px;height:49px;object-fit:contain}.brand strong{display:block;font-size:24px;letter-spacing:-1px}.brand-dot{font-size:9px;color:#a7b680;margin-left:5px}.brand small{display:block;font-size:11px;margin-top:3px;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:24px}.class-label{font-size:12px;color:var(--muted)}button.outline{border:1px solid #cad6c7;border-radius:9px;background:white;padding:11px 17px;color:var(--green);font-weight:600}main{max-width:1360px;margin:auto;padding:0 5vw}.intro{display:flex;justify-content:space-between;align-items:center;padding:42px 0 38px;gap:30px}.eyebrow{font-size:12px;letter-spacing:.3px;font-weight:600;color:#75856b}h1{font-size:37px;line-height:1.5;letter-spacing:-1.5px;margin:12px 0}h1 span{color:#52735a}.intro p{color:#7a8278;line-height:1.9;margin:10px 0 0;font-size:13px}.intro-visual{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:350px;height:175px;background:radial-gradient(ellipse,#e8eddc 0,transparent 67%)}.mini-sentence{background:#fffef9;border:1px solid #e2e6d6;box-shadow:0 12px 25px #40533709;padding:20px 30px;border-radius:18px;font-size:24px;transform:rotate(-3deg);font-weight:600}.mini-sentence span{display:inline-block;font-size:45px;vertical-align:middle;background:#f5e9db;border-radius:12px;padding:0 8px}.floating-tag{align-self:flex-end;position:absolute;right:15px;top:0;background:#e7dfef;padding:7px 14px;border-radius:8px;font-size:11px;transform:rotate(7deg)}.visual-caption{margin-top:20px;color:#92a088;font-size:11px;letter-spacing:2px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px}.board{min-width:0;background:white;border:1px solid #dce4d6;border-radius:20px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 5px 18px #30442c04}.board-head{display:flex;justify-content:space-between;align-items:center;padding:20px 26px;border-bottom:1px solid #eef1e9;gap:10px}.section-label{font-weight:600;font-size:13px;white-space:nowrap}.green-dot{display:inline-block;background:#80a178;width:8px;height:8px;border-radius:50%;margin-right:8px}.board-actions{display:flex;align-items:center;gap:14px}#status{font-size:11px;color:#8b9487}.icon-btn{border:0;background:transparent;font-size:23px;color:#77866e;padding:0 4px}.caption-area{flex:1;min-height:280px;padding:38px 35px 22px;display:flex;flex-direction:column;justify-content:center}.caption{font-size:var(--font-size);line-height:1.9;letter-spacing:-1.4px;font-weight:600;overflow-wrap:anywhere;word-break:keep-all}.caption .word{display:inline;white-space:nowrap;background:linear-gradient(transparent 65%,#edf2e5 65%);border-radius:3px}.symbol{font-style:normal;font-family:'Apple Color Emoji','Segoe UI Emoji','Noto Color Emoji',sans-serif;font-size:1.1em;margin:0 .1em;vertical-align:middle}.inline-photo{height:1.4em;width:1.4em;object-fit:cover;vertical-align:middle;border-radius:9px;margin:0 .12em;border:1px solid #e4e8dc}.caption-hint{font-size:12px;color:#89947f;margin:20px 0 0;line-height:1.7}.caption.interim{color:#6c7c6e}.empty-title{color:#49634e;font-size:.8em}.empty-sub{display:block;color:#a7afa0;font-size:.55em;font-weight:400;letter-spacing:-.4px;margin-top:12px}.word-strip{margin:0 26px 22px;padding:18px 20px;background:#f7f8f2;border-radius:12px}.strip-label{font-size:11px;font-weight:600;color:#75856b;display:flex;justify-content:space-between}.strip-label span{font-size:10px;color:#9ba391;font-weight:400}.word-cards{display:flex;gap:12px;margin-top:13px;flex-wrap:wrap}.word-card{min-width:88px;background:white;border:1px solid #e9ecdf;border-radius:12px;text-align:center;padding:12px 16px 9px;display:flex;flex-direction:column;align-items:center;gap:8px}.word-card .card-symbol{font-size:33px;line-height:1.2}.word-card img{width:48px;height:48px;object-fit:cover;border-radius:8px}.word-card strong{font-size:13px;font-weight:500}.empty-cards{font-size:12px;color:#99a18f;padding:10px 0}.board-footer{border-top:1px solid #eef1e9;display:flex;justify-content:space-between;align-items:center;padding:13px 25px;gap:10px}#lineLabel{color:#9ba18f;font-size:10px}.size-control{display:flex;gap:11px;align-items:center;font-size:10px;color:#8a9580}.size-control button{border:1px solid #e0e5d7;background:white;border-radius:6px;padding:5px 8px;color:#4d6244;font-weight:600}.teacher-panel{padding:22px;background:#eff2e9;border:1px solid #e1e6d7;border-radius:20px}.panel-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}h2{font-size:16px;margin:0;font-weight:700}.panel-title>span{font-size:10px;color:#8d9884;background:#e4e9db;padding:4px 8px;border-radius:4px}.mic-button{background:var(--green);color:white;width:100%;border:0;border-radius:13px;display:grid;grid-template-columns:40px 1fr;padding:17px 14px;text-align:left;gap:3px 6px}.mic-icon{grid-row:span 2;align-self:center;font-size:29px}.mic-button #micLabel{font-weight:600;font-size:16px}.mic-button small{color:#cfddc9;font-size:10px}.mic-button.listening{background:#835b4e}.mic-button.listening .mic-icon{animation:pulse 1.5s infinite}.mic-help{font-size:10px;line-height:1.8;color:#89937f;text-align:center;margin:12px 0 0}.divider{border-top:1px solid #dce3d1;margin:19px 0}.field-label{display:block;font-size:12px;font-weight:600;margin-bottom:10px}textarea,input:not([type=checkbox]):not([type=file]){width:100%;border:1px solid #dde4d4;background:white;border-radius:9px;padding:12px;color:var(--ink);font-size:12px}textarea{resize:vertical;min-height:90px;line-height:1.7}textarea::placeholder,input::placeholder{color:#a0a896}.input-actions{display:flex;justify-content:space-between;align-items:center;margin-top:9px;gap:5px}.text-btn{background:transparent;border:0;color:#89967e;font-size:10px;padding:5px 0;text-decoration:underline;text-underline-offset:3px}.small-primary{border:0;border-radius:7px;background:var(--green);color:white;padding:9px 13px;font-size:11px;font-weight:600}.segmented{display:flex;background:#e2e8da;padding:4px;border-radius:8px}.segmented button{flex:1;white-space:nowrap;padding:8px 3px;font-size:10px;color:#7f8b76;background:transparent;border:0;border-radius:6px}.segmented button.selected{background:white;color:#3e5f40;box-shadow:0 2px 3px #3441280a;font-weight:700}.small-note{font-size:11px;color:#89947f;line-height:1.8}.toggle-row{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#6d7a63;margin:17px 0}.toggle-row input{width:30px;height:18px;accent-color:var(--green)}.clear-btn{width:100%;background:transparent;border:1px solid #d4ddc8;padding:9px;border-radius:7px;color:#7a896d;font-size:11px}.examples{display:flex;gap:28px;margin-top:34px;align-items:center}.examples .eyebrow{font-size:10px}.examples h2{font-size:14px;margin-top:7px;letter-spacing:-.3px}.example-buttons{flex:1;display:flex;gap:10px}.example-buttons button{display:flex;align-items:center;gap:9px;flex:1;text-align:left;border:1px solid #e2e7da;background:white;border-radius:11px;padding:15px 12px;font-size:11px;color:#66745b}.example-buttons span{font-size:25px}.example-buttons b{font-weight:400;margin-left:auto;color:#9ba68f}.dictionary{border:1px solid #e1e7d8;border-radius:12px;margin-top:30px;background:#fffefa}.disclosure{width:100%;display:flex;align-items:center;justify-content:space-between;background:transparent;border:0;padding:19px 22px;color:var(--ink);font-weight:600}.disclosure small{font-weight:400;font-size:10px;color:#99a18e;margin-left:10px}.book-icon{color:#8c9b77;font-size:18px;margin-right:8px}#dictionaryBody{padding:0 23px 20px}.dictionary-tools{display:flex;gap:12px;margin:15px 0}.dictionary-tools input{max-width:400px}.dictionary-tools button{white-space:nowrap}.dictionary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;max-height:320px;overflow:auto}.dict-item{background:#f4f6ef;border:1px solid #e8ecdf;border-radius:8px;padding:10px;display:flex;gap:8px;align-items:center;font-size:12px}.dict-item img{width:24px;height:24px;object-fit:cover;border-radius:3px}.dict-item button{border:0;background:transparent;margin-left:auto;color:#ad7870;font-size:16px}.history{margin-top:30px}.history-head{display:flex;justify-content:space-between;align-items:center}.history-head h2{font-size:14px}.history-head h2 span{color:#9ba68f;font-size:11px;margin-left:8px}.history-head>span{font-size:10px;color:#9ba58f}#historyList{margin-top:13px}.history-row{display:flex;gap:18px;align-items:center;border:0;border-bottom:1px solid #e7ebdf;padding:14px 0;background:transparent;width:100%;color:#6e7b61;text-align:left;font-size:13px}.history-row time{font-size:10px;color:#9da68f;white-space:nowrap}.history-row span:last-child{margin-left:auto;color:#a6ae9a}footer{display:flex;align-items:center;justify-content:space-between;padding:35px 0;font-size:10px;color:#a1aa96}footer b{margin:0 8px}dialog{border:1px solid #dce4d5;border-radius:18px;width:460px;max-width:calc(100% - 32px);padding:26px;color:var(--ink);box-shadow:0 25px 70px #223b3426}dialog::backdrop{background:#1c332a66;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}dialog input{margin-bottom:18px}dialog p,dialog li{font-size:12px;line-height:1.9;color:#718069}dialog ol{padding-left:20px}.dialog-save{width:100%;font-size:13px;padding:12px;margin-top:14px}.error{background:#fff0e9;color:#9d4d37;padding:12px;border-radius:8px;font-size:11px;line-height:1.7;margin:10px 0}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#2e4c3c;color:white;padding:12px 22px;border-radius:10px;z-index:20;font-size:12px;max-width:90vw}.student-view .teacher-only{display:none}.student-view main{max-width:1500px;padding-top:24px}.student-view .workspace{display:block}.student-view .board{min-height:calc(100vh - 190px)}.student-view .caption-area{min-height:40vh}.student-view .caption{font-size:calc(var(--font-size) * 1.3)}.student-view .topbar{height:85px}.student-view .class-label{display:none}#exitStudent{position:fixed;bottom:12px;right:22px;padding:10px 16px;border:1px solid #dbe3d3;background:white;border-radius:8px;color:#637b58;font-size:12px}.student-view .word-card{min-width:110px}.student-view .word-card .card-symbol{font-size:44px}@keyframes pulse{50%{opacity:.5}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media(min-width:1500px){main{padding:0 30px}.intro{padding-top:52px}}@media(max-width:1000px){main{padding:0 24px}.workspace{grid-template-columns:minmax(0,1fr) 270px}.caption-area{padding:28px 25px}.examples{display:block}.example-buttons{margin-top:16px}.intro-visual{min-width:300px}.intro h1{font-size:32px}.topbar{padding:0 24px}}@media(max-width:750px){.topbar{height:82px;padding:0 18px}.brand img{width:35px;height:38px}.brand{gap:9px}.brand strong{font-size:20px}.brand small{font-size:9px}.class-label{display:none}.top-actions{gap:0}button.outline{font-size:11px;padding:9px 12px}main{padding:0 16px}.intro{padding:29px 4px 25px}.intro h1{font-size:27px}.intro p{font-size:11px}.intro .eyebrow{font-size:10px}.intro-visual{display:none}.workspace{grid-template-columns:1fr;gap:16px}.caption-area{min-height:230px;padding:25px 23px}.caption{font-size:calc(var(--font-size) * .8)}.board-head{padding:16px 18px}.board-head #status{font-size:9px}.board-actions{gap:8px}.word-strip{margin:0 16px 16px;padding:15px}.word-card{min-width:72px;padding:10px 12px}.board-footer{padding:12px 16px}.teacher-panel{padding:20px}.mic-button{max-width:none}.teacher-panel .mic-help{font-size:11px}.segmented button{font-size:12px}.field-label{font-size:13px}.small-note{font-size:11px}.example-buttons{flex-direction:column}.example-buttons button{padding:13px 15px;font-size:12px}.examples{margin-top:25px}.history-head>span{font-size:9px}.history-head{gap:12px}#lineLabel{max-width:50%;line-height:1.6}.disclosure{padding:16px}footer{gap:10px;font-size:9px}.student-view .caption{font-size:var(--font-size)}.dictionary-tools{flex-wrap:wrap}.dictionary-tools input{max-width:none}}
.mic-setup{border:1px solid #d7e0cf;border-radius:10px;background:#f8faf4;padding:13px;margin-top:15px}.mic-version{font-size:9px;color:#758b68;letter-spacing:.3px;margin-bottom:10px}.mic-toolbar{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px}.mic-toolbar a{font-size:10px;color:#59764c;text-underline-offset:3px}.device-row{display:flex;gap:6px;align-items:center}.device-row select{min-width:0;flex:1}select{font:inherit;color:#435a3a;background:white;border:1px solid #d5decf;border-radius:7px;padding:9px 6px;max-width:100%;font-size:11px;width:100%}select:focus-visible{outline:3px solid #c095f1;outline-offset:2px}.level-head{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:#7c8d70;margin:12px 0 4px}#deviceLabel{max-width:65%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#inputMeter{width:100%;height:16px;display:block;accent-color:#639359}#inputMeter::-webkit-meter-bar{background:#e3e9db;border:0;border-radius:10px}#inputMeter::-webkit-meter-optimum-value{background:#679d62;border-radius:10px}.mic-result{font-size:11px;line-height:1.8;color:#546c46;margin:7px 0}.mic-options{border-top:1px solid #dfe6d5;padding-top:10px;margin-top:10px}.mic-options summary{font-size:11px;color:#798a6c;cursor:pointer}.mic-options .field-label{margin-top:14px}.workspace{align-items:start}.board{min-height:590px}.board .caption-area{min-height:290px}@media(max-width:750px){.board{min-height:460px}.mic-toolbar a{font-size:12px}.mic-setup select{font-size:13px}}

.engine-box{background:#fffdf5;padding:13px;border:1px solid #e2dfc7;border-radius:10px;margin-top:12px}.engine-box .small-primary{width:100%}.dictation-tip{color:#6b775e;background:#f8faf4;font-size:10px;line-height:1.8;padding:11px;border-radius:8px;margin-bottom:15px}#localStatus{overflow-wrap:anywhere}#flushLocal{margin-top:8px}.class-link{color:#245a44;text-decoration:none;font-weight:700;font-size:14px}.class-link:hover{text-decoration:underline}.room-panel{border:1px solid #cbded1;border-radius:22px;background:#eff6ef;padding:24px;margin:26px 0}.room-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.room-heading h2{margin:8px 0}.room-heading p{font-size:13px;color:#436857;margin:0}.room-buttons{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.room-buttons input{flex:1;min-width:180px}.room-columns{display:grid;grid-template-columns:2fr 1fr;gap:24px;margin-top:18px}.room-feed{max-height:260px;overflow:auto;margin-bottom:18px;display:grid;gap:8px}.room-feed .message{padding:10px 14px;background:white;border-radius:12px;overflow-wrap:anywhere}.room-feed .message small{font-size:11px;color:#66776c}.room-feed .message p{margin:5px 0;line-height:1.5}.room-panel summary{cursor:pointer;font-weight:700;padding-top:14px}.room-member{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid #dce5df;font-size:13px}.room-member button{font-size:12px;border:0;background:none;color:#a04436;cursor:pointer}.room-qr{text-align:center;margin:18px 0}.room-qr canvas{max-width:100%;height:auto}#roomInviteUrl{font-size:12px;width:100%;margin-bottom:14px}.missing-panel{background:#f7f5ec;padding:15px;border-radius:12px;margin-top:18px;font-size:13px}.missing-words{display:flex;flex-wrap:wrap;gap:6px}.missing-words button{border:1px solid #d8dccb;border-radius:20px;padding:6px 10px;color:#436857;background:white;font:inherit;cursor:pointer}#dictionaryGrid{max-height:520px;overflow:auto}.dictionary-tools{flex-wrap:wrap}#dictCategory{max-width:190px;border:1px solid #d8e0d5;border-radius:10px;padding:10px;font:inherit;background:white}#bulkInput{width:100%;resize:vertical;font:inherit;padding:14px;border:1px solid #d8e0d5;border-radius:12px}body.room-mode .intro{display:none}.room-panel .error{margin:12px 0}@media(max-width:650px){.room-columns{grid-template-columns:1fr}.room-heading{align-items:flex-start;flex-direction:column}.room-panel{padding:18px}.top-actions{flex-wrap:wrap}.class-link{font-size:13px}}