:root{--bg:#f6f7f9;--card:#fff;--border:#e4e7eb;--text:#1a1d21;--muted:#6b7280;--accent:#2563eb;--danger:#dc2626;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:8px 14px;font-size:14px}button:disabled{opacity:.5;cursor:default}button.link{color:var(--accent);background:0 0;border:none;padding:4px 6px}button.link.danger{color:var(--danger)}input{border:1px solid var(--border);background:#fff;border-radius:8px;width:100%;padding:10px 12px;font-size:14px}.muted{color:var(--muted)}.small{font-size:12px}.ok{color:#16a34a}.error{color:var(--danger);font-size:14px}.center{place-items:center;min-height:100vh;padding:20px;display:grid}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}.login{width:360px;max-width:90vw}.login form{flex-direction:column;gap:10px;margin-top:12px;display:flex}.login label{color:var(--muted);font-size:13px}.auth-title{margin:12px 0 0;font-size:16px;font-weight:600}.auth-steps{margin:8px 0 0}.auth-links{text-align:center;margin-top:14px}.auth-forgot{text-align:center;margin-top:4px;display:block}.topbar{border-bottom:1px solid var(--border);z-index:10;background:#fff;align-items:center;gap:16px;padding:12px 20px;display:flex;position:sticky;top:0}.brand{font-size:18px;font-weight:700}.topbar nav{gap:14px;display:flex}.topbar nav a{color:var(--muted);font-weight:500}.topbar nav a.active{color:var(--text);border-bottom:2px solid var(--accent);padding-bottom:2px}.spacer{flex:1}.content{max-width:880px;margin:0 auto;padding:20px}.addbar,.tabs{gap:8px;margin-bottom:16px;display:flex}.tab{color:var(--muted);border:1px solid var(--border);background:#fff}.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}.cards{flex-direction:column;gap:12px;display:flex}.item{gap:14px;padding:14px;display:flex}.thumb{object-fit:cover;border-radius:8px;flex-shrink:0;width:120px;height:84px}.item-body{flex:1;min-width:0}.item-title{color:var(--text);font-size:16px;font-weight:600;display:block}.subtitle{color:var(--muted);margin:6px 0;font-size:14px}.meta{align-items:center;gap:4px;margin-top:6px;display:flex}.badge{color:var(--accent);background:#eef2ff;border-radius:99px;padding:2px 8px;font-size:11px}.split{grid-template-columns:300px 1fr;gap:16px;display:grid}.list-pane{border-right:1px solid var(--border);padding-right:12px}.inbound{border:1px solid var(--border);background:#fff;border-radius:8px;margin-bottom:12px;padding:8px 10px}.inbound code{cursor:pointer;word-break:break-all;color:var(--accent);margin-top:4px;font-size:12px;display:block}.nl-list{margin:0;padding:0;list-style:none}.nl-list li{cursor:pointer;border:1px solid #0000;border-radius:8px;padding:10px}.nl-list li:hover{background:#fff}.nl-list li.active{border-color:var(--border);background:#fff}.nl-list li.read .nl-subject{color:var(--muted);font-weight:500}.nl-subject{font-size:14px;font-weight:600}.read-head{justify-content:space-between;align-items:center;display:flex}.links-box{border:1px solid var(--border);background:#fff;border-radius:8px;margin-bottom:12px;padding:10px 12px}.links{margin:6px 0 0;padding:0;list-style:none}.links li{align-items:center;gap:8px;padding:4px 0;display:flex}.links li a{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.nl-frame{border:1px solid var(--border);background:#fff;border-radius:8px;width:100%;height:70vh}.feed-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.feed-list li{border:1px solid var(--border);background:#fff;border-radius:8px;justify-content:space-between;align-items:center;padding:12px 14px;display:flex}.feed-title{font-weight:600}.landing{max-width:960px;margin:0 auto;padding:20px}.landing-nav{align-items:center;gap:12px;padding:8px 0 24px;display:flex}.btn-cta{background:var(--accent);color:#fff;border-radius:8px;padding:12px 20px;font-weight:600;display:inline-block}.btn-cta:hover{filter:brightness(.95);text-decoration:none}.small-cta{padding:8px 14px}.btn-ghost{border:1px solid var(--border);color:var(--text);background:#fff;border-radius:8px;padding:12px 20px;font-weight:600;display:inline-block}.btn-ghost:hover{border-color:var(--accent);text-decoration:none}.hero{text-align:center;padding:56px 16px 48px}.hero h1{letter-spacing:-.02em;margin:0 0 16px;font-size:44px;line-height:1.1}.hero-sub{color:var(--muted);max-width:560px;margin:0 auto 28px;font-size:18px}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.features{grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0 48px;display:grid}.feature{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}.feature-icon{font-size:28px}.feature h3{margin:10px 0 6px;font-size:16px}.landing-footer{text-align:center;border-top:1px solid var(--border);padding:24px 0}@media (width<=720px){.hero h1{font-size:32px}.features{grid-template-columns:1fr}}