:root{--color-primary:#00bcd4;--color-primary-hover:#00a5bb;--color-secondary:#c36;--color-secondary-hover:#b82d5b;--color-accent:#fbba1d;--color-accent-hover:#e5a917;--color-background:#fff;--color-surface:#f7f7f9;--color-surface-elevated:#fff;--color-surface-card:#fff;--color-surface-muted:#f0f0f4;--color-sidebar-bg:#2d2d3d;--color-sidebar-bg-elevated:#353548;--color-sidebar-border:#3e3e52;--color-sidebar-text:#c8c8d4;--color-sidebar-text-muted:#8a8a9e;--color-sidebar-active-bg:#fbba1d1f;--color-sidebar-active-text:#fbba1d;--color-text:#1a1a2e;--color-text-secondary:#4a4a5e;--color-text-muted:#7a7a92;--color-text-inverse:#fff;--color-border:#e4e4ec;--color-border-strong:#d0d0dc;--color-link:#00bcd4;--color-success:#2e9e45;--color-warning:#e5a917;--color-danger:#d93636;--color-info:#00bcd4;--font-heading:"Poppins", sans-serif;--font-body:"Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-size-xs:.64rem;--font-size-sm:.8rem;--font-size-base:1rem;--font-size-md:1.25rem;--font-size-lg:1.563rem;--font-size-xl:1.953rem;--font-size-2xl:2.441rem;--font-size-3xl:3.052rem;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-weight-extrabold:800;--line-height-tight:1.2;--line-height-normal:1.5;--letter-spacing-wide:.05em;--letter-spacing-tight:-.01em;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--radius-none:0px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-full:9999px;--shadow-sm:0 1px 3px 0 #0000000f, 0 1px 2px -1px #0000000f;--shadow-md:0 4px 8px -2px #00000014, 0 2px 4px -2px #0000000f;--shadow-lg:0 12px 24px -4px #0000001a, 0 4px 8px -4px #0000000f;--shadow-xl:0 20px 40px -8px #0000001f;--shadow-card:0 1px 3px #0000000a, 0 1px 2px #0000000f;--shadow-card-hover:0 8px 24px -4px #0000001a;--sidebar-width:260px;--sidebar-collapsed:72px;--header-height:60px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-body);font-weight:var(--font-weight-regular);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-background)}a{color:var(--color-link);text-decoration:none}button{font-family:var(--font-heading);cursor:pointer;border:none;outline:none}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg, var(--color-surface) 25%, var(--color-border) 50%, var(--color-surface) 75%);border-radius:var(--radius-sm);background-size:400% 100%;animation:1.5s ease-in-out infinite shimmer}