:root{--color-primary:#3b82f6;--color-primary-dark:#1e40af;--color-secondary:#10b981;--color-danger:#ef4444;--color-warning:#f59e0b;--color-info:#06b6d4;--color-bg:#fff;--color-bg-secondary:#f9fafb;--color-bg-tertiary:#f3f4f6;--color-text:#1f2937;--color-text-secondary:#6b7280;--color-text-tertiary:#9ca3af;--color-border:#e5e7eb;--color-border-light:#f3f4f6;--spacing-2:.5rem;--spacing-4:1rem;--spacing-6:1.5rem;--spacing-8:2rem;--spacing-12:3rem;--spacing-16:4rem;--font-family-base:-apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--line-height-tight:1.25;--line-height-normal:1.5;--line-height-relaxed:1.75;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--transition-fast:.15s ease-in-out;--transition-base:.2s ease-in-out;--transition-slow:.3s ease-in-out;--dark-color-bg:#1f2937;--dark-color-bg-secondary:#111827;--dark-color-text:#f3f4f6;--dark-color-text-secondary:#d1d5db;--dark-color-border:#374151}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family-base);font-size:var(--font-size-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-bg);transition:background-color var(--transition-base)}a{color:var(--color-primary);outline:none;text-decoration:none}a:hover{color:var(--color-primary-dark)}a:focus{outline:none}button{font-family:inherit;font-size:inherit;cursor:pointer;transition:background-color var(--transition-base);background:0 0;border:none}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}input[type=text],input[type=email],input[type=password],input[type=tel],input[type=number],input[type=search],input[type=url],input[type=date],input[type=time],input[type=datetime-local],textarea,select{width:100%;transition:border-color var(--transition-fast), box-shadow var(--transition-fast);background:#fff;border:1px solid #cbd5e1;border-radius:.6rem;padding:.55rem .7rem;line-height:1.4}input[type=checkbox],input[type=radio]{accent-color:#0284c7}input:focus,textarea:focus,select:focus{border-color:#0284c7;outline:none;box-shadow:0 0 0 3px #0284c726}input:disabled,textarea:disabled,select:disabled{color:#94a3b8;cursor:not-allowed;background:#f8fafc}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-md)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}