:root{--paper:#f8f9f5;--surface:#fffefa;--ink:#263a30;--muted:#637368;--line:#dfe5dc;--green:#245c46;--soft:#e9f0e8;--amber:#855a1c;--amber-bg:#f6efdd;--focus:#2b7255;--red:#a43f33}
    *{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button,input,select{font:inherit}button{cursor:pointer;color:inherit}button,input,select{min-height:44px}button{border:0;background:none}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:3px}button,input,select{-webkit-tap-highlight-color:transparent}button{touch-action:manipulation}h1,h2,h3,p{margin:0}button,input,select{border-radius:10px}input,select{min-width:0}input{font-variant-numeric:tabular-nums}a{color:var(--green)}[hidden]{display:none!important}.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}
    .preview{background:#ecf0e7;border-bottom:1px solid #dce3d6;padding:11px 20px;text-align:center;font-size:12px;letter-spacing:.02em;color:#4b5c4c}.preview strong{font-weight:600}.preview span{display:block;margin-top:2px;color:#5a695d}.shell{max-width:760px;margin:0 auto;padding:42px 32px 24px}.masthead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:27px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--muted);margin-bottom:8px}.masthead h1{font:500 40px/1.25 "Songti SC",STSong,serif;letter-spacing:.02em}.today-label{font-size:13px;color:var(--muted);margin-top:10px}.date-stamp{font:500 28px/1.2 "SF Mono",Menlo,monospace;color:var(--green);text-align:right}.date-stamp span{display:block;font:12px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;color:var(--muted);margin-top:5px}
    .tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;border-bottom:1px solid var(--line)}.tab{position:relative;border-radius:0;min-height:50px;color:var(--muted);font-size:15px;font-weight:500}.tab[aria-pressed="true"]{color:var(--green);font-weight:650}.tab[aria-pressed="true"]:after{content:"";height:3px;background:var(--green);position:absolute;bottom:-1px;left:19%;right:19%;border-radius:3px}.count{margin-left:5px;font-size:12px;font-variant-numeric:tabular-nums}.calendar{padding:18px 0 19px;border-bottom:1px solid var(--line)}.calendar-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px;gap:8px}.range{font-size:13px;font-weight:550}.calendar-arrows{display:flex;gap:2px}.icon-button{width:44px;font-size:24px;font-family:Arial,sans-serif}.icon-button:hover{background:var(--soft)}.all-dates{min-height:44px;font-size:12px;padding:0 9px;color:var(--green)}.all-dates[aria-pressed="true"]{background:var(--soft)}.days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px}.day{min-height:70px;padding:7px 0 4px;position:relative;border:1px solid transparent;border-radius:12px}.day .weekday{font-size:11px;color:var(--muted);display:block}.day .number{font:500 19px/1.5 "SF Mono",Menlo,monospace;display:block}.day.today{border-color:#c5d4c5}.day[aria-pressed="true"]{background:var(--green);color:white}.day[aria-pressed="true"] .weekday{color:#e5efe7}.day .dot{display:block;width:4px;height:4px;border-radius:50%;background:transparent;margin:2px auto 0}.day.has-event .dot{background:var(--green)}.day.has-confirm .dot{background:var(--amber)}.day[aria-pressed="true"] .dot{background:white}
    .list-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:25px 0 2px}.list-head h2{font-size:17px;font-weight:600}.list-head p{font-size:12px;color:var(--muted)}.date-heading{display:flex;gap:8px;align-items:baseline;font-size:13px;font-weight:500;color:var(--muted);padding:23px 0 8px}.date-heading .month-day{font-weight:650;color:var(--ink)}.agenda-list{list-style:none;padding:0;margin:0}.agenda-row{border-bottom:1px solid var(--line)}.event-open{width:100%;text-align:left;display:grid;grid-template-columns:54px minmax(0,1fr) 18px;gap:16px;padding:19px 0;border-radius:0;align-items:start}.event-open:hover{background:#f0f3ed}.event-time{font-size:14px;font-weight:600;line-height:1.5;padding-top:2px;color:var(--green)}.event-time small{display:block;color:var(--muted);font-weight:400;font-size:11px;margin-top:4px}.event-main{min-width:0}.event-main h3{font-size:17px;line-height:1.5;font-weight:550;overflow-wrap:anywhere}.event-location{font-size:13px;color:var(--muted);margin-top:5px;overflow-wrap:anywhere}.event-note{font-size:12px;color:var(--muted);margin-top:8px;line-height:1.65}.confirm-label{font-size:11px;font-weight:600;color:var(--amber);display:inline-block;background:var(--amber-bg);padding:2px 7px;border-radius:5px;margin-bottom:7px}.chevron{font:25px/1.3 Arial,sans-serif;color:#7d8b80;padding-top:0}.agenda-row.done h3{text-decoration:line-through;color:var(--muted)}.done .event-time{color:var(--muted)}.empty{padding:50px 24px 46px;text-align:center;color:var(--muted)}.empty-mark{width:42px;height:42px;border:1px solid #c7d5c7;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;color:var(--green);font-size:20px}.empty h3{font-size:17px;font-weight:550;color:var(--ink);margin-bottom:8px}.empty p{font-size:13px;max-width:270px;margin:auto}.text-button{font-size:13px;color:var(--green);padding:0 12px;margin-top:13px;text-decoration:underline;text-underline-offset:4px}
    .page-footer{margin-top:38px;padding-top:15px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.page-footer p{font-size:11px;line-height:1.65;color:var(--muted)}.reset{font-size:12px;color:var(--muted);padding:0 10px;white-space:nowrap}.storage-warning{font-size:13px;color:var(--red);background:#faede8;padding:12px;margin-top:16px;border-radius:10px}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:10;width:max-content;max-width:calc(100% - 32px);padding:13px 16px;border-radius:12px;background:#263d30;color:#fff;font-size:13px;box-shadow:0 8px 30px #172a1724;display:flex;gap:14px;align-items:center}.toast button{color:#fff;text-decoration:underline;padding:0 5px;white-space:nowrap}
    dialog{padding:0;border:1px solid var(--line);border-radius:22px;max-width:600px;width:calc(100% - 40px);max-height:calc(100dvh - 64px);background:var(--surface);color:var(--ink);box-shadow:0 30px 100px #14201430;overflow:hidden}dialog::backdrop{background:#1b2b245c}.sheet-wrap{display:flex;flex-direction:column;max-height:calc(100dvh - 66px)}.sheet-head{padding:24px 26px 17px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}.sheet-head h2{font-size:22px;font-weight:600;line-height:1.45;overflow-wrap:anywhere}.sheet-head p{font-size:13px;color:var(--muted);margin-top:6px}.sheet-head .icon-button{flex:0 0 44px;align-self:flex-start}.sheet-content{padding:22px 26px;overflow:auto;overscroll-behavior:contain}.status-label{font-size:12px;color:var(--green);margin-bottom:12px;display:inline-block}.status-label.pending{color:var(--amber)}.fact-note{border-left:3px solid #d7b578;padding:10px 13px;background:#fbf6e9;font-size:13px;line-height:1.7;margin-bottom:24px}.fact-note strong{font-weight:600}.form-section{border:0;padding:0;margin:0 0 25px;min-width:0}.form-section legend{font-size:15px;font-weight:650;padding:0;margin-bottom:13px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:500;min-width:0}.field input,.field select{width:100%;background:white;border:1px solid #ced8ce;padding:9px 10px;color:var(--ink);font-size:15px}.field input:disabled,.field select:disabled{background:#f1f3ee;color:#6c796f;opacity:1}.field.wide{grid-column:1/-1}.helper{font-size:12px;line-height:1.7;color:var(--muted);margin-top:10px}.helper.important{color:var(--amber)}.error{color:var(--red);font-size:13px;margin-top:12px}.local-note{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}.sheet-actions{border-top:1px solid var(--line);padding:15px 26px 20px;display:flex;align-items:center;gap:10px;background:var(--surface)}.primary{background:var(--green);color:white;padding:0 19px;font-weight:550;font-size:14px;min-height:46px}.secondary{border:1px solid #cbd6cb;background:transparent;padding:0 14px;font-size:14px;min-height:46px}.complete-action{margin-right:auto;color:var(--green);font-size:13px;padding:0 4px;min-width:76px}.primary:hover{background:#1e4e3b}.secondary:hover{background:var(--soft)}body.modal-open{overflow:hidden}
    .sheet-actions{flex-wrap:wrap}.sheet-actions .local-note{flex-basis:100%;border:0;padding:0;margin:0 0 2px;font-size:11px}.days{overflow-x:auto}.date-navigation-label{white-space:nowrap}
    @media(max-width:600px){.preview{padding:10px 14px}.shell{padding:27px 20px 20px}.masthead{margin-bottom:23px}.masthead h1{font-size:32px}.date-stamp{font-size:23px}.today-label{font-size:12px}.eyebrow{margin-bottom:7px}.calendar{padding-top:13px}.calendar-top{margin-bottom:8px}.day{min-height:66px}.days{gap:3px}.event-open{grid-template-columns:47px minmax(0,1fr) 13px;gap:12px;padding:18px 0}.event-main h3{font-size:16px}.event-location{font-size:12px}.list-head{padding-top:22px}.list-head h2{font-size:16px}.list-head p{font-size:11px}.page-footer{margin-top:30px}dialog{width:100%;max-width:none;margin:auto 0 0;border-radius:22px 22px 0 0;max-height:92dvh;border-bottom:0}.sheet-wrap{max-height:92dvh}.sheet-head{padding:20px 20px 16px}.sheet-head h2{font-size:21px}.sheet-content{padding:19px 20px}.sheet-actions{padding:13px 20px max(17px,env(safe-area-inset-bottom));gap:8px}.sheet-actions .secondary{padding:0 12px}.sheet-actions .primary{padding:0 16px}.fields{gap:12px}.toast{bottom:18px}.range{font-size:12px}}
    @media(max-width:360px){.days{grid-template-columns:repeat(7,minmax(44px,1fr))}.calendar-top{flex-wrap:wrap}.fields{grid-template-columns:1fr}.masthead{gap:10px}.date-stamp{display:none}.sheet-head h2{font-size:19px}.complete-action{min-width:64px}.sheet-actions .primary,.sheet-actions .secondary{padding:0 10px}}
    @media(prefers-reduced-motion:no-preference){dialog[open]{animation:appear .18s ease-out}.toast{animation:fade .16s ease-out}@keyframes appear{from{opacity:0;translate:0 12px}to{opacity:1;translate:0 0}}@keyframes fade{from{opacity:0}to{opacity:1}}}
    @media(forced-colors:active){.day[aria-pressed="true"],.tab[aria-pressed="true"]{outline:2px solid Highlight}.primary{border:1px solid ButtonText}.dot{border:1px solid currentColor}}
  

/* Shared calendar composition; authentication and live API states. */
.workspace-nav{max-width:760px;margin:0 auto;display:flex;gap:6px;padding:16px 32px 0}.workspace-nav button{min-width:68px;padding:0 16px;color:var(--muted);font-size:14px}.workspace-nav button[aria-pressed="true"]{color:var(--green);font-weight:600;background:var(--soft)}.page-heading{padding:8px 0 28px;border-bottom:1px solid var(--line);margin-bottom:12px}.page-heading h1{font:500 34px/1.4 "Songti SC",STSong,serif;overflow-wrap:anywhere}.page-heading>p:last-child{font-size:14px;color:var(--muted);line-height:1.8;margin-top:12px}.settings-section{border:0;border-bottom:1px solid var(--line);padding:25px 0;margin:0;min-width:0}.settings-section legend,.settings-section h2{font-size:18px;font-weight:600;line-height:1.5;padding:0;margin:0 0 16px}.settings-section legend{padding-top:25px}.section-help{font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 12px}.check-row{display:flex;gap:13px;align-items:center;padding:12px 0;min-height:52px;cursor:pointer}.check-row input{flex:0 0 20px;width:20px;height:20px;min-height:20px;margin:0;accent-color:var(--green)}.check-row span{min-width:0}.check-row strong{font-size:15px;font-weight:500;display:block}.check-row small{display:block;color:var(--muted);font-size:12px;line-height:1.7;margin-top:5px}.check-list .check-row+.check-row{border-top:1px solid #e7ebe3}.field-label{font-size:13px;font-weight:550;margin-top:18px}.industry-options{display:flex;flex-wrap:wrap;gap:6px 20px}.industry-options .check-row{min-height:48px;padding:8px 0}.industry-options .check-row strong{font-size:14px}.research-line{display:flex;align-items:baseline;justify-content:space-between;margin:18px 0;font-size:14px}.research-line strong{font:500 24px/1.3 "SF Mono",Menlo,monospace}.settings-save{display:flex;gap:16px;align-items:center;padding:24px 0}.settings-save .helper{margin:0}.settings-security{border-top:1px solid var(--line);padding:22px 0 26px}.settings-security .helper{margin-top:16px}.briefing-row{border-bottom:1px solid var(--line);padding:21px 0}.briefing-open{display:block;text-align:left;width:100%;border-radius:0;padding:0 0 5px}.briefing-open h2{font-size:19px;line-height:1.6;font-weight:550;margin:9px 0;overflow-wrap:anywhere}.briefing-meta{font-size:12px;color:var(--muted)}.briefing-summary{font-size:14px;line-height:1.85;color:var(--muted);white-space:pre-line;overflow-wrap:anywhere}.briefing-article>.article-intro{font-size:16px;line-height:1.9;margin:24px 0;white-space:pre-line}.article-item{padding:25px 0;border-top:1px solid var(--line)}.article-item h2{font-size:20px;font-weight:600;line-height:1.7;margin:9px 0 13px;overflow-wrap:anywhere}.article-item>p{font-size:16px;line-height:1.95;white-space:pre-line;overflow-wrap:anywhere}.article-source{display:block;color:var(--green);font-size:13px;line-height:1.7;margin-top:17px;min-height:44px;padding:10px 0;overflow-wrap:anywhere}.article-section{font-size:12px;color:var(--amber);font-weight:600}.briefing-article{padding-bottom:40px}.settings-page,.briefings-page{padding-top:22px}
@media(max-width:600px){.workspace-nav{padding:12px 20px 0}.page-heading h1{font-size:30px}.settings-section{padding:21px 0}.settings-section legend{padding-top:21px}.page-footer{flex-wrap:wrap}.settings-save{align-items:flex-start}.settings-save .helper{padding-top:8px}}
.pin-form{display:grid;gap:16px;border-top:1px solid var(--line);padding-top:22px}.pin-form h2{font-size:19px;font-weight:600}.pin-form .helper{margin:0}.pin-form input{font:24px/1.4 "SF Mono",Menlo,monospace;letter-spacing:.3em;padding:10px 14px;min-height:52px}
body{min-height:100dvh}.shell{padding-top:34px}.auth-shell{max-width:430px;margin:0 auto;padding:72px 24px 36px}.auth-shell h1{font:500 34px/1.35 "Songti SC",STSong,serif}.auth-intro{font-size:15px;color:var(--muted);margin:20px 0 30px;line-height:1.8}.auth-challenge{padding:22px 0 8px;border-top:1px solid var(--line)}.step-label{font-size:14px;font-weight:550;margin-bottom:12px}.auth-command{width:100%;font:500 17px/1.5 "SF Mono",Menlo,"PingFang SC",sans-serif;color:var(--green);padding:15px 10px;text-align:center;border:1px solid #c7d6c8;background:#fffefa;border-radius:10px;margin-bottom:12px}.auth-status{font-size:14px;color:var(--green);margin-top:16px}.auth-safety{font-size:13px;color:var(--amber);line-height:1.8;border-top:1px solid var(--line);margin-top:28px;padding-top:20px}.auth-footnote{font-size:12px;color:var(--muted);line-height:1.75;margin-top:18px}.full-width{width:100%}.header-actions{display:flex;gap:9px;align-items:center;flex-shrink:0}.header-actions .primary{min-height:44px;padding:0 15px}.quiet-button{color:var(--muted);font-size:13px;padding:0 10px;min-width:44px}.quiet-button:hover{background:var(--soft)}.range{align-self:center}.footer-actions{display:flex;gap:4px}.notice{background:var(--amber-bg);padding:14px 16px;margin-top:20px;border-radius:10px;font-size:13px;line-height:1.8}.notice .text-button{margin-top:5px}.loading{padding:28px 0;color:var(--muted);font-size:14px}.field textarea{font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;width:100%;max-width:100%;resize:vertical;min-height:82px;padding:10px;border:1px solid #ced8ce;border-radius:10px;background:white;color:var(--ink)}.field textarea:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.field textarea:disabled{background:#f1f3ee;color:#6c796f}.detail-secondary-actions{display:flex;gap:12px;margin-top:18px}.danger-button{color:var(--red);font-size:13px;padding:0 8px}.reminder-history{margin:4px 0 24px;border-top:1px solid var(--line);padding-top:6px}.reminder-history summary{min-height:44px;cursor:pointer;display:flex;align-items:center;gap:6px;font-size:14px;color:var(--muted)}.reminder-history summary:before{content:"›";font-size:20px}.reminder-history[open] summary:before{rotate:90deg}.reminder-history summary:focus-visible{outline:3px solid var(--focus)}.reminder-record{font-size:12px;padding:12px 0;border-top:1px solid var(--line);line-height:1.8;overflow-wrap:anywhere}.reminder-record strong{font-weight:600}.reminder-record p{color:var(--muted)}.conflict-panel{background:var(--amber-bg);border:1px solid #e6d5b1;padding:15px;border-radius:10px;font-size:13px;line-height:1.75;margin:16px 0}.conflict-panel button{margin-top:10px}.conflict-panel #latest-content{margin-top:15px;border-top:1px solid #dccda8;padding-top:12px;white-space:pre-wrap;overflow-wrap:anywhere}.device-list{list-style:none;margin:20px 0 0;padding:0}.device-row{border-top:1px solid var(--line);padding:16px 0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:15px;align-items:center}.device-label{font-size:15px;overflow-wrap:anywhere}.device-meta{font-size:12px;color:var(--muted);margin-top:7px}.device-current{font-size:11px;color:var(--green);background:var(--soft);padding:2px 6px;border-radius:5px;margin-left:7px;display:inline-block}.device-row button{font-size:13px;color:var(--green);padding:0 10px;min-width:44px}.event-time{overflow-wrap:anywhere}.event-note.warning{color:var(--amber)}.cancelled h3{text-decoration:line-through;color:var(--muted)}.empty p{white-space:pre-line}.sheet-actions .primary{min-width:72px}.sheet-actions{flex-shrink:0}.sheet-head{flex-shrink:0}.sheet-content{min-height:0}.toast{max-width:min(560px,calc(100% - 32px))}.toast span{overflow-wrap:anywhere}
.agenda-row.with-completion{display:flex;align-items:flex-start;gap:8px}.with-completion .event-open{flex:1;min-width:0;grid-template-columns:54px minmax(0,1fr)}.quick-complete{flex:0 0 44px;width:44px;height:44px;min-height:44px;margin-top:13px;padding:0;display:grid;place-items:center}.completion-mark{display:grid;place-items:center;width:22px;height:22px;border:1.5px solid #83988a;border-radius:6px;color:transparent;font-size:16px;font-weight:650;line-height:1}.quick-complete:hover{background:var(--soft)}.quick-complete[aria-checked="true"] .completion-mark{background:var(--green);border-color:var(--green);color:white}.quick-complete[aria-busy="true"] .completion-mark{color:var(--green);background:var(--soft)}.cancelled h3{text-decoration:none}.masthead>div:first-child{min-width:0}.eyebrow{overflow-wrap:anywhere}
@media(forced-colors:active){.completion-mark{border-color:ButtonText}.quick-complete[aria-checked="true"] .completion-mark{background:Highlight;color:HighlightText}}
@media(max-width:600px){.shell{padding-top:25px}.masthead{align-items:flex-start;gap:12px}.masthead h1{font-size:32px}.header-actions{gap:2px;padding-top:24px}.header-actions .primary{font-size:13px;padding:0 11px}.auth-shell{padding-top:50px}.auth-command{font-size:16px}.device-row{gap:8px}.sheet-head h2{font-size:21px}.today-label{max-width:205px}.count{margin-left:3px}.with-completion .event-open{grid-template-columns:47px minmax(0,1fr)}.quick-complete{margin-top:12px}}
@media(max-width:360px){.header-actions{flex-direction:column;padding-top:0}.masthead .eyebrow{font-size:11px}.sheet-actions{gap:6px}.auth-command{font-size:14px}.sheet-actions .primary{min-width:60px}.tab{font-size:14px}.count{font-size:11px}}