:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Apple SD Gothic Neo","Noto Sans KR",sans-serif;color:#202c32;background:#f7f8fa;font-synthesis:none;--green:#245b46;--muted:#859096;--line:#e6eaec;--soft:#f6f8f9}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.42;cursor:not-allowed}button,a,input,select,textarea{ -webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #9cc9ac;outline-offset:3px}button{transition:background .15s,transform .15s}button:active:not(:disabled){transform:translateY(1px)}[hidden]{display:none!important}.site-header{height:90px;padding:0 4.5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:#243132;font-size:19px;letter-spacing:-.7px}.brand b{font-weight:750}.brand small{display:block;font-size:8px;letter-spacing:2.1px;color:#8c9699;font-weight:650;margin-top:5px}.brand-mark{width:40px;height:40px;border-radius:12px;background:#214a3b;color:#e6f5d4;display:flex;justify-content:center;align-items:center;font-size:28px;letter-spacing:-3px;font-weight:700;padding-right:4px}.brand-mark span{color:#a7cb8b}.header-right{display:flex;gap:21px;align-items:center}.local-badge{font-size:10px;letter-spacing:1.2px;font-weight:650;color:#718478;display:flex;align-items:center;gap:8px}.local-badge i,.eyebrow>span{width:6px;height:6px;border-radius:50%;background:#77a374;display:inline-block}.icon-button{border:1px solid var(--line);background:white;width:33px;height:33px;border-radius:9px;color:#727e83;font-size:18px}main{max-width:1720px;padding:43px 4.5% 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var(--line);border-radius:14px;background:white;box-shadow:0 3px 9px #283a3208}.control-top{padding:15px 20px;border-bottom:1px solid #eff1f2;display:flex;align-items:center;gap:25px}.segmented{display:flex;background:#f3f5f5;padding:3px;border-radius:8px;gap:3px}.segmented button{padding:7px 14px;border:0;border-radius:6px;background:transparent;color:#8a9499;font-size:11px}.segmented button.selected{background:#fff;color:#3b5144;box-shadow:0 1px 4px #31453212;font-weight:650}.segmented button span{margin-right:5px}.language-pair{display:flex;align-items:center;gap:13px;font-size:11px;font-weight:600}.arrow{color:#a6afb0}.locked{font-size:9px;font-weight:400;color:#a1a9ac;border:1px solid var(--line);border-radius:4px;padding:2px 5px}.control-hint{margin-left:auto;color:#95a09b;font-size:10px}.control-main{padding:20px;display:flex;align-items:center;gap:18px;min-height:106px}.input-control{display:flex;flex-direction:column;gap:8px;min-width:200px;max-width:360px;flex:1}.input-control label{font-size:10px;font-weight:600;color:#8b969b}.input-control label span{font-weight:400;color:#adb5b9;margin-left:6px}select{background:#fff;border:1px solid #dfe5e5;border-radius:7px;padding:10px 32px 10px 12px;font-size:12px;color:#59666c;min-height:38px;width:100%}.duration-control{min-width:125px;max-width:140px}.file-control input{font-size:11px;color:#66747b;max-width:100%}.file-control .helper{font-size:9px;color:#8f9b9e}.audio-monitor{display:flex;flex:1;flex-direction:column;align-items:center;gap:10px;min-width:100px}.audio-monitor>span{font-size:10px;color:#9da8ac}.meter{display:flex;gap:3px;height:25px;align-items:center}.meter i{display:block;width:3px;height:6px;border-radius:4px;background:#d7e0d7;transition:height .12s,background .12s}.meter i:nth-child(3n){height:13px}.meter i:nth-child(3n + 1){height:9px}.record-dot{width:7px;height:7px;border-radius:50%;background:#c1e5b9}.stop{background:#fbefec;color:#b6513c;border:1px solid #f0d9d1}.control-bottom{padding:11px 20px;background:#fcfdfc;border-top:1px solid #f0f2f1;border-radius:0 0 14px 14px;display:flex;justify-content:space-between;gap:12px;font-size:10px}.key-status{display:flex;gap:16px;color:#8c9694;flex-wrap:wrap}.key-status span{display:flex;gap:5px;align-items:center}.key-status i{width:5px;height:5px;background:#ccd4d0;border-radius:50%}.key-status .connected i{background:#6d9c72}.key-status button{border:0;background:transparent;color:#678875;padding:0;font-size:10px;text-decoration:underline;text-underline-offset:3px}.security-note{color:#8d9c92;white-space:nowrap}.security-note span{margin-right:5px}.notice{border:1px solid #e9dfb9;border-radius:9px;background:#fffbee;color:#8b7331;padding:12px 16px;margin-top:15px;font-size:12px;line-height:1.7}.notice.error{background:#fff2ee;border-color:#efd5cb;color:#9b513e}.notice.demo{background:#ecf3fd;border-color:#d8e5f8;color:#5375a3}.workspace-toolbar{margin:28px 0 15px;display:flex;align-items:center;justify-content:space-between;gap:16px}.workspace-title{display:flex;align-items:center;gap:10px}h2{font-size:15px;letter-spacing:-.4px;margin:0}.state-pill{background:#e9edeb;padding:4px 7px;color:#84938a;font-size:8px;font-weight:700;border-radius:4px;letter-spacing:.8px}.state-pill.live{background:#e7f2e6;color:#578448}.timer{font-family:ui-monospace,SFMono-Regular,monospace;font-size:11px;color:#95a09c;margin-left:4px}.workspace-actions{display:flex;gap:18px;align-items:center}.text-button{border:0;background:transparent;font-size:11px;color:#7c8b82;padding:4px 0}.toggle{display:flex;align-items:center;gap:7px;font-size:10px;color:#87928d;cursor:pointer}.toggle input{position:absolute;opacity:0;width:1px}.toggle>span{width:24px;height:14px;border-radius:10px;background:#ccd4ce;position:relative}.toggle>span:before{position:absolute;content:"";width:10px;height:10px;background:#fff;border-radius:50%;top:2px;left:2px;transition:left .2s}.toggle input:checked+span{background:#63816d}.toggle input:checked+span:before{left:12px}.toggle input:focus-visible+span{outline:3px solid #9cc9ac;outline-offset:3px}.model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.model-card{border:1px solid var(--line);border-radius:13px;background:#fff;overflow:hidden;--accent:#d9975d;--accent-soft:#fff5e9}.model-card[data-id=openai]{--accent:#699583;--accent-soft:#eff7f2}.model-card[data-id=gemini]{--accent:#7398d4;--accent-soft:#edf3fd}.card-heading{display:flex;align-items:center;gap:11px;padding:19px 18px 15px}.provider-logo{width:34px;height:34px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:23px;font-weight:600}.provider-info{min-width:0}.provider-info h3{font-size:14px;letter-spacing:-.25px;margin:0 0 4px}.model-name{font-family:ui-monospace,SFMono-Regular,monospace;font-size:8px;color:#9ba5a8;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:240px}.provider-select{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:9px;color:#a1aaa9}.provider-select input{accent-color:#62826c;cursor:pointer}.provider-select input:disabled{cursor:default}.card-status{font-size:9px;background:#f3f5f5;color:#97a2a0;border:1px solid #e9edeb;border-radius:5px;padding:3px 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.lane-language{font-family:ui-monospace,SFMono-Regular,monospace;font-size:8px;font-weight:400;letter-spacing:1px;color:#b1b8bc}.transcript-section.source-section{background:#fbfcfc}.transcript-section.translation-section{border-top:1px solid #eef1ef}.transcript-box{height:146px;overflow:auto;scrollbar-width:thin;scrollbar-color:#dce3de transparent;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.95;color:#5d6c70}.translation-section .transcript-box{height:192px;font-size:17px;line-height:1.8;color:#34463b;font-weight:450;letter-spacing:-.3px}.partial{color:#8caa96;background:#f1f7ef}.empty-state{height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:#b6bdbd;font-size:11px;line-height:1.9;letter-spacing:0;font-weight:400}.empty-glyph{font-size:25px;color:#d2dad5;margin-bottom:7px;font-weight:300}.empty-state small{font-size:9px;color:#b7c0bb}.card-footer{padding:12px 18px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px}.card-footer>span{font-size:9px;color:#a0aaa3}.rating{display:flex;gap:2px}.rating button{background:transparent;border:0;padding:1px;font-size:17px;color:#dfe5df;line-height:1}.rating button.active{color:#d5b478}.rating button:hover{color:#c5aa79}.copy-button{border:0;background:none;color:#9aa69d;font-size:10px;padding:0}.reading-guide{margin:13px 0 28px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:9px;color:#9da6aa}.reading-guide span{display:flex;gap:5px;align-items:center}.reading-guide span:last-child{margin-left:auto;font-size:8px}.solid-dot,.pending-dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:#677b6c}.pending-dot{background:#b2c7ac}.evaluation-panel{background:white;border:1px solid var(--line);border-radius:13px;padding:24px}.evaluation-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.evaluation-heading h2{font-size:17px;margin:8px 0}.evaluation-heading p{font-size:11px;color:#97a0a3;line-height:1.7;margin:0}.subtle-label{font-size:9px;color:#9ca8a0}.sample-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:22px 0 17px}.sample-row>span:first-child{font-size:10px;color:#929c99;margin-right:8px}.sample-chip{font-size:10px;color:#748579;border:1px solid #e4eae4;border-radius:6px;padding:6px 10px;background:#fbfcfb}.sample-chip:hover{background:#eef4eb}.sample-hint{font-size:9px;color:#adb5b0;margin-left:6px}.reference-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.reference-grid label{display:flex;justify-content:space-between;font-size:10px;font-weight:600;color:#77877b;margin-bottom:9px}.reference-grid label span{font-family:ui-monospace,monospace;font-size:8px;font-weight:400;letter-spacing:.9px;color:#afb6b5}textarea{resize:vertical;min-height:116px;max-height:400px;width:100%;border:1px solid #e4e9e5;border-radius:8px;padding:13px;background:#fdfefd;line-height:1.8;font-size:12px;color:#4b6254}textarea::placeholder{color:#b0b9b4;font-size:11px}.evaluation-options{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:13px}.evaluation-options label{display:flex;gap:6px;align-items:center;font-size:10px;color:#97a39b}.evaluation-options input{accent-color:#62826c}.diff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}.diff-block{padding:13px;border:1px solid var(--line);border-radius:8px;font-size:12px;line-height:1.8;word-break:break-word;max-height:280px;overflow:auto}.diff-block h4{font-size:11px;margin:0 0 10px;color:#7c8f80}.diff-block del{background:#ffebe3;color:#a25f45;text-decoration:line-through}.diff-block ins{background:#e7f1e5;color:#52774a;text-decoration:none}.diff-key{font-size:9px;color:#8e9c92;grid-column:1/-1}footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;font-size:9px;color:#a9b1b3;line-height:1.8}footer b{font-weight:600;color:#8c9890}dialog{border:1px solid var(--line);border-radius:17px;width:min(520px,calc(100% - 32px));padding:26px;color:#53645a;box-shadow:0 20px 100px #19382922}dialog::backdrop{background:#1c2d2944;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center}.dialog-heading h2{font-size:22px;margin-top:8px}dialog p{font-size:12px;line-height:1.9}dialog pre{background:#f1f5f1;border-radius:8px;padding:17px;font-size:11px;line-height:2;overflow:auto}code{font-size:.95em;background:#f0f4ef;padding:2px 4px;border-radius:3px}.dialog-note{color:#8a978e;font-size:11px!important}#settings-status{font-size:12px;line-height:2}.blink{animation:pulse 1.3s ease-in-out infinite}@keyframes pulse{50%{opacity:.4}}@media(min-width:1550px){h1{font-size:42px}.transcript-box{height:185px;font-size:16px}.translation-section .transcript-box{height:240px;font-size:20px}.model-name{font-size:9px}}@media(max-width:1000px){main{padding:30px 3% 0}.site-header{padding:0 3%}.control-main{flex-wrap:wrap}.audio-monitor{min-width:80px}.input-control{min-width:160px}.duration-control{min-width:120px;flex:0}.model-grid{gap:10px}.card-heading{padding:15px 12px;gap:8px}.provider-logo{width:28px;height:28px;font-size:20px}.provider-info h3{font-size:12px}.model-name{max-width:140px;font-size:7px}.provider-select{gap:2px}.provider-select input{width:10px}.card-status{font-size:8px;padding:2px 4px}.card-metrics{margin:0 12px}.transcript-section{padding:14px 12px}.metric-value{font-size:15px}.transcript-box{font-size:12px}.translation-section .transcript-box{font-size:15px}.card-footer{padding:12px}.reading-guide span:last-child{margin-left:0}.sample-hint{display:none}}@media(max-width:720px){.site-header{height:72px}.brand{font-size:17px}.brand-mark{width:34px;height:34px}.brand small{font-size:7px}.local-badge{font-size:8px;letter-spacing:.7px}.header-right{gap:10px}.intro{align-items:flex-start;flex-direction:column;gap:18px}h1{font-size:29px;letter-spacing:-1.3px}.intro p{font-size:11px}.intro>.button{padding:9px 12px;min-height:35px;font-size:11px}.control-top{padding:12px;gap:12px;flex-wrap:wrap}.language-pair{margin-left:auto;gap:7px;font-size:10px}.control-hint{display:none}.segmented button{padding:6px 9px;font-size:10px}.control-main{padding:14px;gap:14px}.input-control{min-width:150px;max-width:none}.duration-control{min-width:110px;max-width:130px}.audio-monitor{align-items:flex-start;flex:1}.control-main>.button{flex:1;min-width:180px}.control-bottom{padding:10px 14px;flex-direction:column;font-size:9px}.security-note{font-size:9px}.workspace-toolbar{align-items:flex-start;gap:12px;flex-wrap:wrap}.workspace-actions{gap:14px}.model-grid{grid-template-columns:1fr;gap:16px}.card-heading{padding:18px}.provider-info h3{font-size:16px}.provider-logo{width:36px;height:36px;font-size:25px}.model-name{font-size:9px;max-width:250px}.provider-select{gap:8px}.provider-select input{width:14px}.card-status{font-size:9px;padding:4px 6px}.card-metrics{margin:0 18px}.metric-value{font-size:20px}.metric-label{font-size:9px}.transcript-section{padding:17px 18px}.transcript-box{height:100px;font-size:15px}.translation-section .transcript-box{height:150px;font-size:18px}.card-footer{padding:13px 18px}.reading-guide{font-size:8px;gap:10px}.evaluation-panel{padding:19px}.evaluation-heading h2{font-size:16px}.subtle-label{display:none}.reference-grid,.diff-grid{grid-template-columns:1fr}.evaluation-options{align-items:flex-start;flex-direction:column}.sample-row{gap:6px}.sample-chip{font-size:9px;padding:6px 8px}.sample-row>span:first-child{font-size:9px;margin-right:4px}footer{flex-direction:column;align-items:flex-start;gap:5px;font-size:8px}.tiny-tag{font-size:8px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Saved sessions */
a.text-button { text-decoration:none; }
.cost-summary { margin:20px 0; border-left:4px solid #7c9e79; }
.cost-summary h2 { font-size:20px; }
.cost-summary p { line-height:1.8; }
.history-stats { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; margin:24px 0; }
.history-stats > div { background:white; border:1px solid #e1e5e2; border-radius:16px; padding:24px; display:flex; flex-direction:column; gap:12px; }
.history-stats span, .history-stats small { color:#68756e; font-size:12px; }
.history-stats strong { font-size:29px; font-variant-numeric:tabular-nums; }
.history-filters { display:flex; align-items:end; gap:16px; margin-bottom:24px; }
.history-filters .input-control:first-child { flex:1; }
.history-filters input { border:1px solid #dce2dc; border-radius:8px; padding:12px; background:white; width:100%; font:inherit; }
.history-table-wrap { overflow-x:auto; }
.history-table { width:100%; border-collapse:collapse; text-align:left; font-size:13px; }
.history-table th { color:#748078; font-weight:500; padding:14px 12px; background:#f7f9f7; white-space:nowrap; }
.history-table td { padding:18px 12px; border-bottom:1px solid #e9ede9; }
.history-table td:first-child { min-width:180px; max-width:300px; overflow-wrap:anywhere; }
.history-table small { display:block; margin-top:6px; color:#7b847e; }
.history-pagination { display:flex; justify-content:center; align-items:center; gap:24px; margin-top:24px; }
.history-provider { padding:24px; min-width:0; }
.history-provider h3 { margin:0 0 8px; }
.history-provider .model-name { overflow-wrap:anywhere; }
.history-price { display:block; margin:22px 0 12px; font-size:21px; color:#446943; }
.history-transcript { white-space:pre-wrap; overflow-wrap:anywhere; line-height:1.9; max-height:420px; overflow:auto; font-size:14px; }
.history-provider details { margin-top:24px; border-top:1px solid #e5e9e5; padding-top:16px; line-height:1.7; }
.history-provider summary, .history-references summary { cursor:pointer; font-size:13px; }
.history-references { margin-top:24px; }
.history-references pre { white-space:pre-wrap; overflow-wrap:anywhere; font:inherit; line-height:1.8; }
.history-detail { scroll-margin-top:24px; }
@media (max-width:760px) { .history-stats { grid-template-columns:1fr; gap:10px; } .history-stats > div { padding:18px; } .history-filters { flex-wrap:wrap; } .history-filters .input-control:first-child { flex-basis:100%; } .history-table { min-width:680px; } }

/* Reading mode: API speaker metadata, independent source and translation sentences. */
.reading-mode-label { display:inline-flex; align-items:center; gap:8px; font-size:11px; color:#62716b; }
.reading-mode-label select, .speaker-tools select { padding:7px 9px; border:1px solid #dce4df; border-radius:7px; color:#314f40; background:#fff; max-width:180px; font-size:11px; }
.speaker-guide { color:#6b7974; font-size:11px; line-height:1.8; margin:0 0 16px; }
.speaker-tools { display:flex; align-items:center; justify-content:space-between; gap:8px; padding:12px 20px; background:#fafcfb; border-bottom:1px solid #edf1ee; }
.speaker-capability { font-size:10px; color:#697d71; line-height:1.6; }
.speaker-filter-label { display:flex; align-items:center; gap:6px; font-size:10px; color:#66796d; }
.transcript-box, .translation-section .transcript-box { height:310px; font-size:15px; overflow-anchor:none; scroll-padding-bottom:16px; }
.transcript-box .empty-state { min-height:250px; }
.utterance { --speaker-color:#4c7661; --speaker-bg:#edf5f0; border-left:3px solid var(--speaker-color); padding:0 0 0 12px; margin:4px 3px 20px 0; }
.utterance[data-tone="0"] { --speaker-color:#386aaf; --speaker-bg:#edf3fc; }
.utterance[data-tone="1"] { --speaker-color:#347b61; --speaker-bg:#edf7f1; }
.utterance[data-tone="2"] { --speaker-color:#8660a6; --speaker-bg:#f4eef9; }
.utterance[data-tone="3"] { --speaker-color:#ae7330; --speaker-bg:#fcf3e8; }
.utterance[data-tone="4"] { --speaker-color:#ac5b72; --speaker-bg:#fbeff3; }
.utterance[data-tone="5"] { --speaker-color:#337e8a; --speaker-bg:#eaf6f8; }
.utterance[data-tone="unknown"] { --speaker-color:#c3cdc7; --speaker-bg:#f2f5f3; }
.utterance-heading { display:flex; align-items:center; gap:9px; margin-bottom:8px; line-height:1.4; }
.speaker-badge { font-size:10px; font-weight:650; color:var(--speaker-color); background:var(--speaker-bg); border-radius:5px; padding:4px 7px; }
.utterance[data-tone="unknown"] .speaker-badge { color:#7a877f; font-weight:400; }
.utterance-time { font-size:10px; color:#748379; font-variant-numeric:tabular-nums; }
.utterance-number { margin-left:auto; font-size:10px; color:#a0aba4; }
.utterance-text { margin:0; white-space:pre-wrap; overflow-wrap:anywhere; line-height:1.85; }
.utterance-text .partial { color:#7d8d82; background:#f0f5ec; }
.transcript-empty { color:#819087; font-size:12px; padding:18px 0; }
.history-provider .speaker-tools { padding:12px 0; background:none; margin-top:16px; }
.history-transcript { white-space:normal; max-height:520px; overflow-anchor:none; }
.workspace-actions { flex-wrap:wrap; }
@media(max-width:1100px) { .speaker-tools { padding:10px 12px; flex-wrap:wrap; } .speaker-tools select { max-width:140px; } .transcript-box, .translation-section .transcript-box { font-size:14px; } }
@media(max-width:720px) { .transcript-box, .translation-section .transcript-box { height:280px; font-size:15px; } .speaker-tools { padding:12px 18px; } .workspace-actions { gap:12px; } }
.language-selectors label { display:flex; flex-direction:column; gap:5px; font-size:10px; color:#66786c; }
.language-selectors select { padding:7px 10px; max-width:180px; font-size:12px; border:1px solid #dce4df; border-radius:7px; background:white; color:#294d3a; }
.language-help { margin:12px 20px 0; font-size:11px; line-height:1.7; color:#738177; }
.lane-heading .lane-language { max-width:70%; text-align:right; line-height:1.6; white-space:normal; }
@media(max-width:720px) { .language-selectors { margin-left:0; width:100%; } .language-selectors select { max-width:155px; } }

/* HIAI identity and focused microphone controls. */
.brand-mark { width:54px; height:40px; padding:0; font-size:15px; letter-spacing:-.6px; flex-shrink:0; }
.brand small { letter-spacing:.2px; font-size:9px; }
.icon-button { display:inline-flex; align-items:center; justify-content:center; padding:0; line-height:1; flex-shrink:0; }
.icon-button svg { display:block; }
.playground-title { margin:0; font-size:32px; letter-spacing:-1px; }
select, .reading-mode-label select, .speaker-tools select, .language-selectors select {
  appearance:none; padding-right:36px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%23718178' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 13px center; background-size:12px 8px;
}
.language-selectors { align-items:flex-end; }
.language-selectors .arrow { height:38px; width:20px; display:flex; align-items:center; justify-content:center; }
.language-field { display:flex; flex-direction:column; gap:5px; }
.field-heading { display:flex; align-items:center; gap:6px; min-height:18px; }
.language-selectors > label { gap:5px; }
.language-selectors > label::first-line { line-height:18px; }
.language-selectors > label { line-height:18px; }
.language-selectors select { width:180px; }
#microphone-control { flex:0 1 240px; min-width:180px; max-width:240px; }
.info-tip { display:inline-flex; position:relative; vertical-align:middle; }
.info-button { display:inline-flex; align-items:center; justify-content:center; width:16px; height:16px; padding:0; border:1px solid #a8b5ad; border-radius:50%; font-size:10px; font-weight:650; font-style:normal; line-height:1; background:#fff; color:#657b6d; }
.tooltip { position:absolute; left:0; bottom:calc(100% + 9px); z-index:10; width:280px; max-width:75vw; padding:12px 14px; border:1px solid #dce5df; border-radius:9px; background:#fff; color:#4b6255; box-shadow:0 6px 24px #203b2526; font-size:11px; line-height:1.7; font-weight:400; letter-spacing:0; visibility:hidden; opacity:0; transition:opacity .15s; }
.tooltip::after { content:""; position:absolute; top:100%; left:0; right:0; height:10px; }
.info-tip:hover .tooltip, .info-tip:focus-within .tooltip { visibility:visible; opacity:1; }
.evaluation-description .tooltip { left:auto; right:0; }
.sample-hint { flex-basis:100%; margin:3px 0 0; line-height:1.6; display:block; }
.cost-provider-list { display:grid; gap:8px; margin:16px 0; }
.cost-provider-list p { margin:0; font-size:12px; }
.diff-key { display:flex; flex-direction:column; align-items:flex-start; gap:8px; line-height:1.7; }
.diff-reference { background:#e7f1e5; color:#38652f; text-decoration:none; }
.diff-block .diff-error, .diff-key .diff-error { background:#ffebe3; color:#a04437; text-decoration:line-through; }
@media(max-width:720px) {
  .brand small { font-size:8px; }
  .brand-mark { width:46px; height:36px; font-size:13px; }
  .playground-title { font-size:26px; }
  .language-selectors { gap:8px; }
  .language-selectors select { width:100%; max-width:none; }
  .language-field, .language-selectors > label { flex:1; min-width:0; }
  #microphone-control { flex:1; min-width:150px; max-width:240px; }
  .evaluation-description .tooltip { position:fixed; left:5vw; right:auto; bottom:24px; max-width:90vw; width:320px; }
  .header-right .local-badge { display:none; }
}

.brand-logo { display:block; width:62px; height:40px; object-fit:contain; flex:none; border-radius:7px; }
.reading-mode-label, .speaker-filter-label { flex-direction:row; flex-wrap:nowrap; white-space:nowrap; flex-shrink:0; }
.reading-mode-label select, .speaker-filter-label select { width:auto; flex:0 0 auto; }
.info-button { width:14px; height:14px; min-width:14px; min-height:14px; flex:0 0 14px; padding:0; font-size:9px; }
@media(max-width:720px) { .brand-logo { width:56px; height:36px; } }

.auth-pending > main, .auth-pending .header-right { display:none; }
.auth-gate { min-height:65vh; display:flex; align-items:center; justify-content:center; flex-direction:column; gap:20px; padding:40px 20px; }
.auth-gate h1 { font-size:28px; }
.auth-gate > p { max-width:500px; text-align:center; font-size:14px; line-height:1.8; color:#657b6d; }
.account-control { display:flex; align-items:center; }
.history-actor { min-width:190px; max-width:280px; overflow-wrap:anywhere; }
.history-actor strong { font-weight:500; }
#detail-actor { margin-top:8px; color:#486955; overflow-wrap:anywhere; }

.account-control { gap:12px; }

/* Shared page switcher beside the profile. */
.app-navigation{position:relative;flex:none;z-index:50;color:var(--tr-text,var(--sp-text,#303c4b))}
.app-navigation-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid transparent;border-radius:12px;list-style:none;cursor:pointer;transition:background .15s}
.app-navigation-toggle::-webkit-details-marker{display:none}
.app-navigation-toggle svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.app-navigation-toggle:hover,.app-navigation[open] .app-navigation-toggle{background:var(--tr-soft,var(--sp-line,#e9eef2))}
.app-navigation-toggle:focus-visible,.app-navigation-panel a:focus-visible{outline:2px solid #5686ce;outline-offset:3px}
.app-navigation-panel{position:absolute;right:0;top:calc(100% + 10px);width:230px;max-width:calc(100vw - 24px);padding:7px;background:var(--tr-panel,var(--sp-panel,#fff));border:1px solid var(--tr-line,var(--sp-line,#e4e8ee));border-radius:16px;box-shadow:0 12px 40px #16233424}
.app-navigation-panel a{display:block;padding:13px 14px;border-radius:10px;color:inherit;font-size:14px;text-decoration:none;white-space:nowrap}
.app-navigation-panel a:hover{background:var(--tr-soft,var(--sp-line,#f0f4f8))}
.app-navigation-panel a[aria-current=page]{color:var(--tr-accent,var(--sp-blue,#467fc9));background:var(--tr-soft,var(--sp-line,#edf3fc));font-weight:600}
@media(max-width:720px){.app-navigation[data-admin=false]{display:none}.app-navigation-toggle{width:36px;height:40px}}
@media(max-width:720px){body[data-admin=false] #translator-history{display:none}}
@media(max-width:430px){.speech-page[data-role=host] .brand>span{display:none}}

.service-control{display:flex;align-items:center;gap:16px;flex-wrap:wrap;border:1px solid #eacaca;background:#fff8f7;border-radius:16px;padding:22px;margin:20px 0}.service-control[hidden]{display:none}.service-control>div{flex:1;min-width:220px}.service-control h2{font-size:17px;margin:0 0 8px}.service-control p{color:#9b3e3e;margin:0 0 6px}.service-control small{line-height:1.7;color:#756969}.button.danger{background:#a83d46;color:white;border:1px solid #a83d46}.button.danger:hover{background:#8d3039}
/* Microphone recovery: one clear primary action, stable secondary placement. */
.mic-recovery{width:min(460px,calc(100vw - 32px));box-sizing:border-box;max-height:calc(100dvh - 48px);overflow:auto;padding:28px;border:1px solid var(--tr-line,var(--sp-line,#e4e8ee));border-radius:20px;color:var(--tr-text,var(--sp-text,#263647));background:var(--tr-panel,var(--sp-panel,#fff));box-shadow:0 24px 80px #101b3033}
.mic-recovery[open]{display:grid;grid-template-columns:auto 1fr 1fr;column-gap:8px;row-gap:24px;align-items:center}
.mic-recovery::backdrop{background:#10182766;backdrop-filter:blur(3px)}
.mic-recovery h2{grid-column:1/-1;font-size:20px;font-weight:650;line-height:1.5;letter-spacing:-.5px;margin:0;word-break:keep-all;text-wrap:balance}
.mic-recovery p{grid-column:1/-1;font-size:13px;line-height:1.6;margin:-12px 0 0;color:var(--tr-muted,var(--sp-muted,#667587));overflow-wrap:anywhere}
.mic-recovery button{min-height:44px;margin:0;padding:10px 14px;border:1px solid var(--tr-line,var(--sp-line,#dde3ec));border-radius:10px;font:inherit;font-size:13px;font-weight:600;line-height:20px;white-space:nowrap;cursor:pointer;color:inherit;background:transparent}
.mic-recovery .mic-cancel-action{border-color:transparent;color:var(--tr-muted,var(--sp-muted,#667587))}
.mic-recovery .mic-search-action,.mic-recovery[data-state=failed] .mic-settings-action{background:#4279c3;color:#fff;border-color:#4279c3}
.mic-recovery button:hover:not(:disabled){filter:brightness(.94)}
.mic-recovery button:focus-visible{outline:2px solid var(--tr-accent,var(--sp-blue,#4279c3));outline-offset:3px}
.mic-recovery button:disabled{opacity:.45;cursor:wait}
.mic-recovery [hidden]{display:none!important}
.mic-recovery[data-state=failed]{grid-template-columns:1fr 1fr}
@media(max-width:420px){.mic-recovery{padding:24px 20px;border-radius:18px}.mic-recovery[open]{grid-template-columns:1fr 1fr;gap:10px}.mic-recovery h2{font-size:18px;margin-bottom:14px}.mic-recovery p{margin:0 0 12px}.mic-recovery .mic-search-action{grid-column:1/-1}.mic-recovery button{min-height:46px}}
.microphone-toast{position:fixed;inset:auto;top:max(16px,env(safe-area-inset-top));left:50%;transform:translateX(-50%);margin:0;width:max-content;max-width:min(560px,calc(100vw - 32px));box-sizing:border-box;padding:15px 20px;border:1px solid #e6a4aa;border-left:4px solid #be3949;border-radius:12px;background:#fff1f2;color:#812635;box-shadow:0 8px 32px #0003;font-size:14px;font-weight:600;line-height:1.5;overflow-wrap:anywhere;z-index:10000;pointer-events:none}
.microphone-toast[hidden]{display:none}
/* Persistent notices should stand out from ordinary blue controls. */
#notice,#speech-notice,#translator-notice{background:#ffe1e5;color:#8c2032;border:1px solid #eaa0ac;border-left:4px solid #c33c53;font-weight:600}
body[data-theme=dark] #notice,body[data-theme=dark] #speech-notice,body[data-theme=dark] #translator-notice{background:#48232c;color:#ffdce2;border-color:#995061;border-left-color:#f08fa1}