:root{--navy:#14283e;--blue:#2864df;--ink:#203248;--muted:#68798d;--line:#e0e7f0;--surface:#f4f7fb;--white:#fff;--red:#ac2434}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:14px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic",sans-serif;background:var(--surface)}[hidden]{display:none!important}button,input,textarea,select{font:inherit}button{cursor:pointer;border:0;border-radius:9px;padding:10px 15px}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible{outline:3px solid #8db4ff;outline-offset:2px}input,textarea,select{border:1px solid #cdd8e6;background:var(--white);color:var(--ink);border-radius:9px;padding:12px;min-width:0;outline:none}input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2864df18}textarea{resize:vertical}label{display:block;font-size:13px;font-weight:600;margin:17px 0}label input,label select{display:block;width:100%;margin-top:7px}a{color:var(--blue)}.primary{background:var(--blue);color:var(--white);font-weight:600}.secondary{background:#edf2fa;color:var(--ink);font-weight:500}.text-button{padding:6px 8px;background:transparent;color:var(--muted);font-size:12px}.danger{color:var(--red)}.wide{width:100%}.subtle,.footnote{color:var(--muted)}.footnote{font-size:12px;line-height:1.8;margin:24px 0 0}.error{color:var(--red);font-size:13px;min-height:20px}.eyebrow{color:var(--blue);font-size:10px;letter-spacing:.15em;font-weight:700;margin:0 0 8px}.login-screen{min-height:100dvh;background:linear-gradient(135deg,#14283e 0%,#14283e 53%,#203d5c 100%);padding:44px 8vw;display:flex;align-items:center;justify-content:center;position:relative}.login-brand{position:absolute;left:6vw;top:40px;display:flex;gap:13px;align-items:center;color:var(--white);letter-spacing:.12em;font-weight:700;font-size:18px}.brandmark{width:44px;height:44px;border-radius:12px;background:var(--blue);color:white;display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:750;letter-spacing:-.03em;flex-shrink:0}.brandmark.small{height:36px;width:36px;font-size:13px;border-radius:10px}.brand-sub{display:block;color:#afbdd0;font-size:8px;letter-spacing:.18em;margin-top:3px}.login-card{background:white;border-radius:20px;padding:38px;width:410px;box-shadow:0 22px 80px #06162440;margin:70px 0}.login-card h1{font-size:32px;line-height:1.4;letter-spacing:-.05em;margin:14px 0}.login-card .subtle{font-size:13px}.login-foot{position:absolute;bottom:15px;color:#9dacc1;font-size:11px;letter-spacing:.08em}.workspace{display:flex;height:100dvh}.sidebar{width:275px;background:white;border-right:1px solid var(--line);display:flex;flex-direction:column;flex-shrink:0}.side-brand{padding:25px 22px;display:flex;align-items:center;gap:12px}.side-brand b{font-size:16px;letter-spacing:-.02em}.side-brand small{font-size:10px;color:var(--muted);display:block}.account-row{display:flex;justify-content:space-between;align-items:center;background:var(--surface);border-radius:9px;margin:0 16px 22px;padding:8px 12px;font-size:12px}.list-title{display:flex;align-items:center;justify-content:space-between;margin:0 21px 12px;color:var(--muted);font-size:11px}.list-title span{letter-spacing:.03em;font-weight:600}#room-list{overflow:auto;padding:0 10px;flex:1}.room-button{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;background:white;text-align:left;margin-bottom:5px;padding:14px 12px;border:1px solid transparent}.room-button.active{background:#eef4ff;border-color:#dae6fc}.room-button b{display:block;font-size:13px;overflow-wrap:anywhere}.room-button small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.unread{background:var(--blue);color:white;border-radius:12px;padding:1px 7px;font-size:10px}.side-footer{display:flex;flex-wrap:wrap;gap:6px;padding:16px;border-top:1px solid var(--line)}.side-footer button{font-size:11px;padding:7px 10px}.conversation{display:flex;flex-direction:column;flex:1;min-width:0}.chat-header{background:white;border-bottom:1px solid var(--line);padding:24px 30px;display:flex;justify-content:space-between;align-items:center;gap:12px}.chat-header h2{font-size:20px;letter-spacing:-.035em;margin:0}.chat-header .subtle{font-size:11px;margin:5px 0 0}.messages{flex:1;overflow-y:auto;padding:26px 30px;scroll-behavior:auto}.empty{color:#8a98a9;text-align:center;padding:70px 10px;font-size:13px}.message{max-width:77%;margin:0 0 20px;display:flex;flex-direction:column;align-items:flex-start}.message.mine{margin-left:auto;align-items:flex-end}.message-meta{font-size:10px;color:var(--muted);margin:0 3px 6px;display:flex;gap:9px;align-items:center}.message-meta .text-button{font-size:9px;padding:0}.bubble{background:white;border:1px solid var(--line);border-radius:0 13px 13px 13px;padding:11px 15px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;max-width:100%}.mine .bubble{background:#eaf1ff;border-color:#d8e4fa;border-radius:13px 0 13px 13px}.bubble.deleted{color:var(--muted);font-size:12px}.auth-card{background:white;border:1px solid #d5e2fc;border-left:4px solid var(--blue);border-radius:12px;padding:22px;min-width:275px;max-width:100%}.auth-card b{font-size:13px}.auth-code{font-size:34px;letter-spacing:.17em;font-weight:750;color:var(--blue);font-variant-numeric:tabular-nums;display:block;margin:10px 0}.auth-card small{display:block;color:var(--muted);font-size:10px;margin-top:10px}.auth-card button{font-size:11px;padding:7px 11px}.file-card{white-space:normal;min-width:190px;max-width:350px}.file-name{font-weight:600;margin-bottom:5px;overflow-wrap:anywhere}.file-meta{font-size:10px;color:var(--muted);margin-bottom:10px}.file-actions{display:flex;gap:10px;align-items:center;font-size:11px}.file-actions button{font-size:11px;padding:4px 8px}.thumbnail{display:block;max-width:260px;max-height:220px;object-fit:contain;border-radius:7px;margin:8px 0;cursor:pointer}.composer{display:flex;gap:10px;background:white;padding:18px 26px;border-top:1px solid var(--line);align-items:center}.composer textarea{flex:1;font-size:13px;max-height:160px;min-height:49px}.attach-button{border:1px solid var(--line);background:white;font-size:24px;padding:3px 12px;color:var(--muted)}.composer .primary{padding:12px 18px}.auth-note{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding:16px 26px;margin:0;background:white}.upload-state{font-size:11px;padding:9px 28px;background:#e9f1ff}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#14283e;color:white;border-radius:10px;padding:12px 22px;box-shadow:0 8px 35px #0003;font-size:12px;z-index:20;max-width:90vw}dialog{border:1px solid var(--line);border-radius:17px;padding:0;width:560px;max-width:94vw;max-height:88dvh;box-shadow:0 18px 80px #0003;color:var(--ink)}dialog::backdrop{background:#0d213880}.dialog-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);position:sticky;top:0;background:white;z-index:1}.dialog-head h2{font-size:17px;margin:0}#dialog-body{padding:22px 24px;overflow:auto}.dialog-note{font-size:12px;color:var(--muted);margin:0 0 17px}.user-row{padding:10px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:7px;flex-wrap:wrap}.user-row b{font-size:12px;flex:1}.user-row small{font-size:10px;color:var(--muted)}.user-row button{font-size:10px;padding:5px 7px}.status-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:20px}.status-cell{background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:10px}.status-cell span{display:block;color:var(--muted);font-size:10px}.status-cell b{font-size:14px;overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;background:var(--surface);padding:15px;border-radius:8px;max-height:52vh;overflow:auto}.preview-image{display:block;max-width:100%;max-height:65vh;object-fit:contain;margin:auto}.preview-frame{width:100%;height:60vh;border:1px solid var(--line)}.older{display:block;margin:0 auto 18px;font-size:11px}.row-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}
@media(max-width:720px){.sidebar{width:180px}.side-brand{padding:17px 13px;gap:8px}.side-brand b{font-size:13px}.side-brand .brandmark{width:30px;height:30px;font-size:11px}.account-row{margin:0 9px 13px;padding:6px 8px}.list-title{margin:0 13px 8px}.list-title span{font-size:10px}.room-button{padding:11px 7px}.room-button b{font-size:12px}.chat-header{padding:18px}.chat-header h2{font-size:17px}.messages{padding:20px 16px}.message{max-width:92%}.composer{padding:11px;gap:7px}.composer .primary{padding:11px}.auth-card{min-width:210px;padding:16px}.auth-code{font-size:29px}.auth-note{padding:12px 16px;font-size:10px}.thumbnail{max-width:190px}}
@media(max-width:480px){.workspace{flex-direction:column}.sidebar{width:100%;height:auto;border-right:0;border-bottom:1px solid var(--line)}.side-brand{padding:10px 14px;display:inline-flex}.side-brand small{font-size:9px}.account-row{position:absolute;right:8px;top:8px;margin:0;font-size:10px;max-width:46%}.list-title{position:absolute;right:12px;top:48px;margin:0}.list-title span{display:none}#room-list{display:flex;gap:6px;max-height:92px;overflow-x:auto;padding:2px 12px 9px;margin-right:0}.room-button{width:auto;min-width:130px;padding:8px 10px;margin:0}.room-button small{font-size:9px}.side-footer{padding:5px 11px;border:0;gap:3px}.side-footer button{font-size:10px;padding:4px 7px}.conversation{min-height:0}.chat-header{padding:13px 17px}.chat-header .eyebrow{display:none}.chat-header h2{font-size:16px}.chat-header .subtle{font-size:10px}.messages{padding:17px 13px}.message{max-width:94%}.bubble{font-size:13px}.login-screen{padding:16px}.login-brand{top:22px;left:24px}.login-card{padding:27px;margin:95px 0 45px;border-radius:15px}.login-card h1{font-size:29px}.login-foot{font-size:9px}.auth-code{font-size:32px}.auth-card{min-width:240px}.file-card{max-width:270px}.composer textarea{font-size:12px}.composer .primary{font-size:12px}.dialog-head,#dialog-body{padding:17px 19px}}
/* 관리자 JSON 설정 화면 */
.settings-dialog{width:920px;max-width:96vw;height:880px;max-height:94dvh;padding:0;overflow:hidden}.settings-dialog[open]{display:flex;flex-direction:column}.settings-head{padding:22px 28px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);flex-shrink:0}.settings-head h2{font-size:22px;letter-spacing:-.04em;margin:0}.settings-head .eyebrow{margin-bottom:4px}.settings-banner{background:#eef4ff;color:#224d9a;padding:11px 28px;font-size:12px;flex-shrink:0}.settings-notice{color:var(--muted);font-size:11px;padding:11px 28px;margin:0;flex-shrink:0}.settings-tabs{display:flex;gap:7px;padding:0 28px 13px;border-bottom:1px solid var(--line);flex-shrink:0}.settings-tab{background:transparent;color:var(--muted);border:1px solid transparent;font-size:12px;padding:9px 14px}.settings-tab.active{background:#14283e;color:white}.settings-panels{padding:22px 28px;overflow-y:auto;min-height:100px;flex:1}.settings-panel h3{font-size:17px;margin:0 0 7px;letter-spacing:-.03em}.settings-panel>.subtle{font-size:12px;margin:0 0 18px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.settings-field{margin:10px 0 14px;min-width:0}.settings-field input,.settings-field textarea{width:100%;display:block;margin:6px 0 0;font-size:13px}.settings-field input[readonly]{background:#f4f7fb;color:#687b91}.settings-field small{display:block;font-size:10px;font-weight:400;color:var(--muted);line-height:1.6;margin:5px 0 0}.settings-check{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin:14px 0;font-size:13px}.settings-check input{margin:0;width:17px;height:17px;accent-color:var(--blue)}.settings-check small{flex-basis:100%;font-size:11px;font-weight:400;color:var(--muted);margin-left:27px}.settings-overview{display:grid;grid-template-columns:85px 1fr;gap:8px 15px;background:#f4f7fb;padding:16px;border:1px solid var(--line);border-radius:10px;margin-bottom:16px;font-size:11px;color:var(--muted)}.settings-overview code{overflow-wrap:anywhere;color:#274465}.settings-details{padding-top:12px;border-top:1px solid var(--line);margin-top:20px}.settings-details summary{font-size:13px;font-weight:600;cursor:pointer;margin-bottom:12px}.settings-rule{border:1px solid var(--line);border-radius:10px;padding:15px;margin:10px 0;background:#fbfcfe}.settings-rule-head{display:flex;align-items:center;justify-content:space-between;font-size:12px}.settings-rule .settings-field{margin:6px 0 8px}.mono-input{font-family:Consolas,monospace;font-size:11px!important}.settings-inline-actions{display:flex;align-items:center;gap:14px;margin:22px 0 4px}.settings-inline-actions small{font-size:11px;color:var(--muted)}.settings-secret-card{border:1px solid var(--line);border-left:4px solid var(--blue);padding:20px;border-radius:10px;margin-top:20px}.settings-secret-card b{font-size:13px}.settings-secret-card .subtle{font-size:12px}.settings-mappings{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0}.settings-mappings span{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:12px;font-size:12px}.settings-warning{background:#fff8e9;color:#6d5229;padding:16px;border:1px solid #f1e0b8;border-radius:10px;font-size:12px;line-height:1.8}.settings-footer{padding:15px 28px 20px;border-top:1px solid var(--line);background:white;flex-shrink:0}.settings-reauth{display:flex;align-items:center;gap:18px;font-size:12px;margin:0}.settings-reauth input{width:auto;flex:1;margin:0;padding:9px 12px;max-width:380px}.settings-controls{display:flex;justify-content:flex-end;gap:9px}.settings-controls button{font-size:12px}.settings-error{color:#ac2434;font-size:12px;margin:8px 0;min-height:18px}.settings-error.success{color:#216043}
@media(max-width:650px){.settings-dialog{height:94dvh;max-width:98vw}.settings-head{padding:16px 17px}.settings-head h2{font-size:19px}.settings-banner,.settings-notice{padding:9px 17px;font-size:10px}.settings-tabs{padding:0 12px 10px;gap:2px;justify-content:space-between}.settings-tab{padding:8px 9px;font-size:11px}.settings-panels{padding:16px 17px}.settings-grid,.settings-mappings{grid-template-columns:1fr}.settings-footer{padding:12px 17px}.settings-reauth{display:block;font-size:11px}.settings-reauth input{width:100%;max-width:none;margin-top:7px}.settings-inline-actions{align-items:flex-start;flex-direction:column}.settings-overview{grid-template-columns:1fr}.settings-secret-card{padding:14px}}
/* v1.3: session-based settings, compact mail setup, cellular access guide */
.settings-field select{width:100%;display:block;margin:6px 0 0;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:13px;background:white;color:var(--ink);min-width:0}.settings-session-note{font-size:11px;color:#23604b;background:#edf7f2;border-radius:8px;padding:10px 12px;margin:0 0 8px;line-height:1.6}.settings-recipient-list{display:grid;grid-template-columns:1fr 1fr;max-height:220px;overflow:auto;border:1px solid var(--line);border-radius:9px;padding:6px 14px;gap:0 14px}.settings-recipient-list .settings-check{margin:8px 0}.settings-discovery-status{font-size:12px;padding:12px 14px;background:#f1f5fc;border-radius:9px;color:#345576;line-height:1.7;overflow-wrap:anywhere}.settings-network-status{font-size:12px;color:var(--muted)}.settings-share-address{display:block;background:#f1f5fc;padding:15px;border-radius:8px;margin:12px 0;overflow-wrap:anywhere;font-size:15px}.settings-tabs{flex-wrap:wrap}.settings-inline-actions{flex-wrap:wrap}.settings-panel>details .subtle{font-size:12px;line-height:1.8}.settings-dialog{height:930px}.settings-panels details{scroll-margin-top:15px}@media(max-width:650px){.settings-tabs{justify-content:flex-start;gap:2px;padding-left:12px}.settings-tab{padding:7px 8px;font-size:11px}.settings-recipient-list{grid-template-columns:1fr 1fr}.settings-inline-actions{flex-direction:row}.settings-inline-actions button{font-size:11px;padding:10px}.settings-session-note{font-size:10px;padding:7px 9px}.settings-head{padding:12px 17px}.settings-dialog{height:96dvh;max-height:96dvh}.settings-notice{line-height:1.6}.settings-share-address{font-size:12px}}

.mail-actions-grid{align-self:center;margin:16px 0 8px;gap:8px}.mail-actions-grid button{font-size:12px;white-space:nowrap;padding:11px 12px}@media(max-width:650px){.mail-actions-grid{margin:2px 0 8px;justify-content:flex-start}}

/* v1.3.1: errors stay visible inside the dialog top layer. */
.modal-notice{background:#edf4ff;color:#244b7a;border:1px solid #cfdff4;padding:12px;border-radius:8px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 15px}
.form-error{min-height:22px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;margin:10px 0}
#dialog-body>.primary.wide{margin-bottom:16px}

/* AI settings */
.settings-ai-list{display:grid;gap:12px;margin:10px 0 14px}.settings-ai-card{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px;border:1px solid var(--line);border-radius:10px;padding:14px;background:#fbfcfe}.settings-ai-card .settings-rule-head,.settings-ai-card .settings-check{grid-column:1/-1}.settings-panel h4{font-size:13px;margin:22px 0 8px}.settings-session-note.success{color:#216043;background:#e6f4ed}@media(max-width:650px){.settings-ai-card{grid-template-columns:1fr}}
/* v1.15 simplified AI model settings */
.settings-ai-card>.subtle,.settings-ai-card>.settings-ai-model-list,.settings-ai-card>.secondary{grid-column:1/-1}
.settings-ai-model-list{display:grid;gap:9px;margin:10px 0}
.settings-ai-model-simple{border:1px solid var(--line);border-radius:9px;padding:11px 12px;background:white}
.settings-ai-model-simple .settings-rule-head{display:flex;justify-content:flex-start;gap:9px}
.settings-ai-model-simple .settings-rule-head input{width:16px;height:16px;accent-color:var(--blue)}
.settings-ai-model-simple .settings-grid{margin-top:4px}

.auto-help-toggle{display:flex;align-items:center;gap:5px;white-space:nowrap;font-size:13px}.auto-help-toggle input{width:18px;height:18px;margin:0;accent-color:#3778b8}.auto-help-panel{flex:0 1 auto;max-height:32vh;overflow:auto;padding:10px 14px;background:#f3f7fb;border-bottom:1px solid #dce4ed;font-size:13px}.auto-help-title{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.auto-help-panel .help-answer{white-space:pre-wrap;margin:8px 0}.history-controls{display:flex;flex-wrap:wrap;gap:6px}.history-controls button[aria-pressed=true]{outline:2px solid #3778b8;outline-offset:1px}

.history-naver-map,.history-leaflet-map,.history-vector-map{height:420px;max-height:58vh;min-height:260px;width:100%;border-radius:10px;background:#eef2f5}.history-map-wrap{width:100%}.history-map-wrap .leaflet-container{font-family:inherit}.history-map-wrap .leaflet-control-attribution{font-size:10px}.auto-help-toggle[hidden],.auto-help-panel[hidden]{display:none!important}

.mail-diagnostics{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;max-height:380px;overflow:auto;padding:12px;border:1px solid #cbd5e1;border-radius:8px}.mail-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.6}.mail-subject{overflow-wrap:anywhere}

.history-map-wrap .history-controls{margin-top:10px}.history-vector-map .maplibregl-ctrl-group button{width:38px;height:38px;min-width:0;padding:0;background-color:#fff;color:#182c3d;border-radius:0}.history-vector-map .maplibregl-ctrl-attrib{font-size:10px}.history-vector-map .maplibregl-ctrl-scale{color:#182c3d}.history-vector-map .maplibregl-popup-content{padding:10px;font-size:12px;line-height:1.5;font-family:inherit;color:#182c3d}.history-map-wrap .dialog-note{font-size:12px}