:root{--bg: #f4f5f7;--panel: #ffffff;--sidebar: #1f2430;--sidebar-2: #2a3140;--ink: #1c2330;--muted: #6b7280;--line: #e3e6ea;--accent: #4f8cff;--danger: #e5484d;--sleep: #6366f1;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink)}.boot{height:100vh;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px}.auth-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1f2430,#2a3140)}.auth-card{background:var(--panel);border-radius:14px;padding:28px;width:340px;box-shadow:0 20px 60px #00000059}.auth-card h1{margin:0 0 2px;font-size:22px}.auth-card .tagline{color:var(--muted);font-size:12px;margin:0 0 18px}.auth-tabs{display:flex;gap:6px;margin-bottom:16px}.auth-tabs button{flex:1;padding:7px;border:1px solid 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