:root{--bg: #ffffff;--page: #f9fafb;--ink: #1c1c28;--muted: #6b7280;--line: #e5e7eb;--blue: #3c5a87;--blue-soft: #eef2f8;--green: #dcfce7;--note: #fff7ed;font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body,html,#root{margin:0;height:100%}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.app{display:grid;grid-template-columns:88px 1fr;height:100%}.rail{background:var(--page);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:8px;padding:16px 8px}.rail button,.account{border:0;background:transparent;border-radius:8px;padding:10px 6px;color:var(--muted)}.rail button.active,.account{background:#fff;color:var(--blue)}.main{display:flex;flex-direction:column;min-width:0}.top{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}h1{font-size:18px;margin:0}.primary{background:var(--blue);color:#fff;border:0;border-radius:999px;padding:8px 14px}.ghost{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px}.inbox{display:grid;grid-template-columns:220px 320px 1fr;min-height:0;flex:1}.pane{border-right:1px solid var(--line);overflow:auto}.row,.folder{width:100%;text-align:left;border:0;background:#fff;padding:12px 14px;border-bottom:1px solid var(--page)}.row.active,.folder.active{background:var(--blue-soft)}.muted{color:var(--muted);font-size:13px}.thread{display:flex;flex-direction:column;min-width:0}.bubbles{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:8px}.bubble{max-width:70%;padding:8px 12px;border-radius:12px;background:#fff;border:1px solid var(--line)}.bubble.out{align-self:flex-end;background:var(--green)}.note{background:var(--note);border-style:dashed}.composer{border-top:1px solid var(--line);padding:12px;display:flex;gap:8px}.composer textarea,.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:8px;padding:8px}.board{display:flex;gap:12px;overflow:auto;padding:16px;align-items:flex-start}.col{width:240px;background:var(--page);border-radius:12px;padding:10px;flex:0 0 auto}.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px;margin-top:8px}.gate{min-height:100%;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at top,var(--blue-soft),transparent 58%),var(--page)}.gate-card{width:min(400px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px 28px 28px;box-shadow:0 16px 40px #1c1c280f}.mark{width:44px;height:44px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:700;font-size:20px}.gate h1{font-size:26px;margin:16px 0 6px;letter-spacing:-.02em}.lede{margin:0 0 8px;color:var(--muted)}.gate .primary{width:100%;margin-top:8px;padding:12px 16px;font-weight:600}.field{display:flex;flex-direction:column;gap:6px;margin:14px 0;font-size:14px;color:var(--muted)}.field input{background:#fff;min-height:42px}.error{color:#b91c1c}.panel{padding:16px;max-width:860px}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:8px;border-bottom:1px solid var(--line);font-weight:500}.qr{width:220px;height:220px}@media(max-width:900px){.app{grid-template-columns:1fr}.rail{flex-direction:row;overflow:auto}.inbox{grid-template-columns:1fr}}