:root{--bg: #f0f2f5;--panel: #ffffff;--accent: #25d366;--accent-dark: #128c7e;--text: #111b21;--muted: #667781;--border: #e9edef;--in: #ffffff;--out: #d9fdd3}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg)}button{font:inherit;cursor:pointer}input,select{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:8px}.centered{min-height:100vh;display:grid;place-items:center}.card{background:var(--panel);border-radius:12px;padding:24px;box-shadow:0 1px 6px #00000014;display:flex;flex-direction:column;gap:10px;min-width:320px}.login h1{margin:0 0 8px;color:var(--accent-dark)}.login button{background:var(--accent-dark);color:#fff;border:none;border-radius:8px;padding:10px}.login button:disabled{opacity:.5}.layout{display:grid;grid-template-columns:240px 1fr;height:100vh}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:16px;display:flex;flex-direction:column;gap:4px}.sidebar .brand{font-weight:700;color:var(--accent-dark);margin-bottom:12px}.sidebar a{text-decoration:none;color:var(--text);padding:8px 10px;border-radius:8px}.sidebar a.active{background:var(--bg);font-weight:600}.sidebar .spacer{flex:1}.sidebar .me{font-size:13px;color:var(--muted);padding:8px 10px}.content{overflow-y:auto}.pad{padding:12px 16px}.muted{color:var(--muted)}.error{color:#b00020;font-size:14px}.link{background:none;border:none;color:var(--accent-dark);padding:4px;text-align:left}.link.danger{color:#b00020}.role{font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:6px;padding:1px 6px;margin-left:6px}.list{display:flex;flex-direction:column}.row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);text-decoration:none;color:var(--text)}.row:hover{background:var(--panel)}.row-title{font-weight:600}.row-sub{color:var(--muted);font-size:13px;max-width:480px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;font-size:12px}.badge{background:var(--accent);color:#fff;border-radius:10px;padding:0 7px;font-size:12px;margin-left:8px}.pill{font-size:11px;border-radius:10px;padding:1px 8px}.pill.open{background:#e7f8ec;color:var(--accent-dark)}.pill.closed{background:#fdecea;color:#b00020}.inline-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.inline-form button{background:var(--accent-dark);color:#fff;border:none;border-radius:8px;padding:9px 14px}.thread{display:flex;flex-direction:column;height:100vh}.thread-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);background:var(--panel);font-weight:600}.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px;background:#efeae2}.bubble{max-width:70%;padding:7px 10px;border-radius:8px;box-shadow:0 1px 1px #0000000f}.bubble.in{align-self:flex-start;background:var(--in)}.bubble.out{align-self:flex-end;background:var(--out)}.bubble-text{white-space:pre-wrap;word-break:break-word}.bubble-meta{font-size:11px;color:var(--muted);text-align:right;margin-top:2px}.status.failed{color:#b00020;font-weight:600}.bubble-error{font-size:11px;color:#b00020;margin-top:3px;max-width:320px;word-break:break-word}.composer{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border);background:var(--panel);align-items:center}.composer input{flex:1}.composer button{background:var(--accent-dark);color:#fff;border:none;border-radius:8px;padding:9px 16px}.composer.closed-note{justify-content:space-between;color:var(--muted);font-size:14px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:grid;place-items:center}.modal{min-width:360px}.modal label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.modal button{background:var(--accent-dark);color:#fff;border:none;border-radius:8px;padding:9px}.modal button.link{background:none;color:var(--accent-dark)}