:root{--bg: #f6f8fc;--panel: #ffffff;--text: #1f1f1f;--muted: #5f6368;--border: #e3e6ea;--hover: #f1f3f4;--selected: #e8f0fe;--accent: #4f6bed;--unread-bg: #ffffff;--read-bg: #f8f9fb;--danger: #c5221f;--star: #f4b400;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}@media(prefers-color-scheme:dark){:root{--bg: #111418;--panel: #1b1f24;--text: #e8eaed;--muted: #9aa0a6;--border: #2d333b;--hover: #252b32;--selected: #23324d;--unread-bg: #1b1f24;--read-bg: #161a1f;--danger: #f28b82}}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button{font:inherit;color:inherit;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:6px 12px;cursor:pointer}button:hover{background:var(--hover)}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.danger{color:var(--danger)}button.icon{border:none;background:none;font-size:18px;padding:6px 8px}button.link{border:none;background:none;color:var(--accent);padding:0;text-decoration:underline}button:disabled{opacity:.6;cursor:default}input,select{font:inherit;color:inherit;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:8px 10px}label{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.muted{color:var(--muted)}.small{font-size:12px}.error{color:var(--danger)}.pad{padding:16px}.center{display:grid;place-items:center;height:100vh}.logo{color:var(--accent)}.auth{min-height:100vh;display:grid;place-items:center;padding:16px}.auth-card{width:min(380px,100%);background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:28px}.auth-card h1{font-size:22px;margin:0 0 20px}.auth-card button.primary{width:100%;padding:10px}.qr{display:block;width:200px;height:200px;margin:0 auto 8px;background:#fff;border-radius:8px}.app{display:grid;grid-template-columns:var(--side, 240px) 1fr;grid-template-rows:56px 1fr;height:100vh;position:relative}.app.reading{grid-template-columns:var(--side, 240px) var(--list, 420px) minmax(0,1fr)}.resizer{position:absolute;top:56px;bottom:0;width:6px;cursor:col-resize;z-index:3;touch-action:none}.resizer:hover,body.resizing .resizer{background:var(--accent);opacity:.35}body.resizing{cursor:col-resize;-webkit-user-select:none;user-select:none}body.resizing iframe{pointer-events:none}.topbar{grid-column:1 / -1;display:flex;align-items:center;gap:12px;padding:0 12px;border-bottom:1px solid var(--border);background:var(--panel);min-width:0}.brand{display:flex;align-items:center;gap:6px;font-weight:600;font-size:16px;white-space:nowrap}.menu-btn{display:none}.spaces{display:flex;gap:4px;overflow-x:auto;flex-shrink:1;min-width:0}.space-tab{display:flex;align-items:center;gap:6px;border:1px solid transparent;background:none;white-space:nowrap;border-radius:999px}.space-tab .dot{width:8px;height:8px;border-radius:50%;background:var(--space)}.space-tab.active{background:var(--selected);border-color:var(--space);font-weight:600}.badge{background:var(--space);color:#fff;border-radius:999px;font-size:11px;padding:0 6px}.search{flex:1;display:flex;align-items:center;gap:8px;min-width:160px}.search input[type=search]{flex:1;min-width:0;background:var(--bg);border:none;border-radius:999px;padding:10px 16px}.all-toggle{flex-direction:row;align-items:center;margin:0;gap:4px;font-size:12px;color:var(--muted);white-space:nowrap}.sidebar{overflow-y:auto;padding:8px;border-right:1px solid var(--border)}.nav{display:flex;justify-content:space-between;width:100%;text-align:left;border:none;background:none;border-radius:0 999px 999px 0;padding:7px 12px}.nav.active{background:var(--selected);font-weight:600}.nav.folder{font-size:13px}.count{font-size:12px;font-weight:600}.account{margin-top:14px}.mobile-spaces{display:none;border-bottom:1px solid var(--border);padding-bottom:8px;margin-bottom:8px}.mobile-spaces .dot{display:inline-block;width:8px;height:8px;border-radius:50%}.account-name{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:4px 12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list{overflow-y:auto;background:var(--panel);min-width:0}.list-head{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--panel);z-index:1}.list-head h2{font-size:15px;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list ul{list-style:none;margin:0;padding:0}.row{display:grid;grid-template-columns:28px minmax(100px,200px) 1fr auto;align-items:center;gap:8px;padding:8px 16px 8px 8px;border-bottom:1px solid var(--border);cursor:pointer;background:var(--read-bg)}.row:hover{box-shadow:inset 0 -1px 0 var(--border),0 1px 3px #00000014}.row.unread{background:var(--unread-bg);font-weight:600}.row.selected{background:var(--selected)}.row .from,.row .subject{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row .snippet{color:var(--muted);font-weight:400}.row .meta{font-size:12px;color:var(--muted);white-space:nowrap}.reading .row{grid-template-columns:28px 1fr auto;grid-template-areas:"star from meta" "star subject subject";row-gap:2px}.reading .row .star{grid-area:star;align-self:start}.reading .row .from{grid-area:from}.reading .row .meta{grid-area:meta}.reading .row .subject{grid-area:subject}.star{border:none;background:none;padding:0;font-size:16px;color:var(--muted)}.star.on{color:var(--star)}.tag{font-size:11px;font-weight:500;background:var(--hover);border-radius:4px;padding:1px 6px;margin-right:6px}.tag.label{background:var(--selected);color:var(--accent)}.tag.receipt{background:#e6f4ea;color:#137333}.receipt-box{border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:12px;display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:13px}.receipt-box dt{color:var(--muted)}.receipt-box dd{margin:0;overflow-wrap:anywhere}.receipt-box code{font-size:13px;-webkit-user-select:all;user-select:all}.ai-status{display:flex;flex-wrap:wrap;gap:16px}.more{display:block;margin:16px auto}.tabs{display:flex;overflow-x:auto;border-bottom:1px solid var(--border);position:sticky;top:49px;background:var(--panel);z-index:1}.tab{display:flex;align-items:center;gap:6px;border:none;border-bottom:3px solid transparent;border-radius:0;background:none;padding:12px 16px;white-space:nowrap;color:var(--muted)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab.drop{background:var(--selected)}.tab .count{background:var(--accent);color:#fff;border-radius:999px;padding:0 6px;font-size:11px}.toast{margin:8px 16px;padding:8px 12px;border-radius:8px;background:var(--selected);font-size:13px}.signout{font-size:12px;padding:4px 10px;white-space:nowrap}.reader{overflow-y:auto;border-left:1px solid var(--border);background:var(--panel);padding:0 24px 24px;min-width:0}.reader-actions{display:flex;flex-wrap:wrap;gap:6px;padding:10px 0;position:sticky;top:0;background:var(--panel)}.reader-subject{font-size:20px;font-weight:500;margin:8px 0 12px}.reader-meta{margin-bottom:12px;line-height:1.5}.attachments{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.attachments a{border:1px solid var(--border);border-radius:8px;padding:6px 10px;color:inherit;text-decoration:none}.notice{background:var(--hover);border-radius:8px;padding:8px 12px;margin-bottom:12px;font-size:13px}.body-frame{width:100%;min-height:200px;border:1px solid var(--border);border-radius:8px;background:#fff}.body-text{white-space:pre-wrap;word-wrap:break-word;font-family:inherit;margin:0}.settings{max-width:860px;margin:0 auto;padding:16px}.settings-head{display:flex;align-items:center;gap:16px}.settings section{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;margin-top:16px}.settings h2{margin-top:0;font-size:17px}.space-row,.account-row,.inline-form{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--border)}.space-row label{flex-direction:row;align-items:center;margin:0}.space-row input[type=color]{width:36px;height:32px;padding:2px}.account-row>div{flex:1;min-width:200px}.new-account{max-width:420px;margin-top:16px}@media(max-width:760px){.app,.app.reading{grid-template-columns:1fr}.menu-btn{display:block}.resizer,.brand-name,.all-toggle,.spaces{display:none}.mobile-spaces{display:block}.sidebar{position:fixed;top:56px;left:0;bottom:0;width:260px;background:var(--panel);z-index:5;transform:translate(-100%);transition:transform .2s}.sidebar.open{transform:none;box-shadow:0 0 24px #0000004d}.reading .list{display:none}.reader{border-left:none;padding:0 16px 16px}.row{grid-template-columns:28px 1fr auto;grid-template-areas:"star from meta" "star subject subject";row-gap:2px}.row .star{grid-area:star;align-self:start}.row .from{grid-area:from}.row .meta{grid-area:meta}.row .subject{grid-area:subject}}@media(prefers-color-scheme:dark){.tag.receipt{background:#1e3a2a;color:#81c995}}