:root{--font:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--brand:#0e7490;--brand-light:#f0fdfa;--brand-hover:#0c6680;--brand-subtle:#0e749014;--accent-amber:#f59e0b;--accent-emerald:#10b981;--accent-rose:#f43f5e;--text-primary:#111827;--text-secondary:#6b7280;--text-muted:#9ca3af;--bg-main:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--bg-hover:#0000000a;--bg-active:#0e74900f;--bg-card:#fff;--bg-input:#fff;--bg-sidebar:#fff;--border-default:#e5e7eb;--border-light:#f3f4f6;--shadow-sm:0 1px 2px #0000000a;--shadow-card:0 1px 3px #0000000f;--shadow-card-hover:0 4px 12px #00000014;--shadow-lg:0 8px 24px #0000001f;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-pill:20px;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.2s ease}[data-theme=dark]{--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--bg-main:#0f172a;--bg-secondary:#1e293b;--bg-tertiary:#334155;--bg-hover:#ffffff0f;--bg-active:#0e74901f;--bg-card:#1e293b;--bg-input:#1e293b;--bg-sidebar:#0f172a;--border-default:#334155;--border-light:#1e293b;--shadow-card:0 1px 3px #0003;--shadow-card-hover:0 4px 12px #0000004d;--shadow-lg:0 8px 24px #0006}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);-webkit-font-smoothing:antialiased;background:var(--bg-main);color:var(--text-primary);line-height:1.5}a{color:var(--brand);text-decoration:none}button,input,select,textarea{font-family:inherit;font-size:inherit;color:var(--text-primary);background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-md);outline:none}button{cursor:pointer;background:0 0;border:none}.app-shell{height:100vh;display:flex;overflow:hidden}.main-content{background:var(--bg-secondary);flex:1;padding:28px 32px;overflow-y:auto}.screen-fade{animation:.2s fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.sidebar{background:var(--bg-sidebar);border-right:1px solid var(--border-default);flex-direction:column;flex-shrink:0;width:240px;display:flex}.sidebar-header{justify-content:space-between;align-items:center;padding:16px 16px 8px;display:flex}.sidebar-logo{align-items:center;gap:10px;display:flex}.logo-icon{background:var(--brand);border-radius:var(--radius-md);color:#fff;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:700;display:flex}.logo-text{color:var(--brand);letter-spacing:-.3px;font-size:18px;font-weight:700}.sidebar-brand-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:4px 16px 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