:root{--color-primary:#FF6A3D;--color-primary-hover:#ff835c;--color-primary-light:#FFF0EC;--color-primary-dark:#e55a2d;--color-accent:#3B82F6;--color-accent-hover:#2563EB;--color-accent-light:#EFF6FF;--color-bg-app:#F5F5F7;--color-bg-card:#FFFFFF;--color-bg-sidebar:#FAFAFA;--color-bg-hover:#F9FAFB;--color-bg-input:#FFFFFF;--color-bg-disabled:#F3F4F6;--color-text-primary:#0F1013;--color-text-secondary:#6B7280;--color-text-tertiary:#9CA3AF;--color-text-disabled:#D1D5DB;--color-text-white:#FFFFFF;--color-border:#E4E4E4;--color-border-light:#F0F0F0;--color-border-dark:#D1D5DB;--color-border-focus:var(--color-primary);--color-success:#059669;--color-success-bg:#ECFDF3;--color-success-border:#A7F3D0;--color-warning:#EA580C;--color-warning-bg:#FFF7ED;--color-warning-border:#FED7AA;--color-info:#2563EB;--color-info-bg:#EFF6FF;--color-info-border:#BFDBFE;--color-danger:#DC2626;--color-danger-bg:#FEE2E2;--color-danger-border:#FECACA;--color-ticket-new-bg:#FFF2E5;--color-ticket-new-text:#FF6A3D;--color-ticket-high-bg:#FFE5EA;--color-ticket-high-text:#E0526F;--color-ticket-replies-bg:#F3E9FF;--color-ticket-replies-text:#6F4BCE;--color-ticket-hover-bg:#FFF4EC;--color-form-input-bg:#F9FAFC;--color-form-input-border:#E2E5F0;--color-table-header-bg:#F7F8FC;--font-primary:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;--text-xs:11px;--text-sm:13px;--text-base:14px;--text-md:16px;--text-lg:18px;--text-xl:24px;--text-2xl:28px;--text-3xl:30px;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--leading-tight:1.2;--leading-normal:1.5;--leading-relaxed:1.6;--tracking-tight:-0.01em;--tracking-normal:0;--tracking-wide:0.05em;--tracking-wider:0.06em;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-7:28px;--space-8:32px;--space-10:40px;--space-12:48px;--space-16:64px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-2xl:24px;--radius-full:9999px;--shadow-xs:0 1px 2px rgba(15, 16, 19, 0.04);--shadow-sm:0 2px 8px rgba(15, 16, 19, 0.04);--shadow-md:0 10px 26px rgba(15, 16, 19, 0.06);--shadow-lg:0 18px 40px rgba(15, 16, 19, 0.08);--shadow-xl:0 24px 48px rgba(15, 16, 19, 0.10);--shadow-focus:0 0 0 3px rgba(255, 106, 61, 0.15);--transition-fast:0.15s cubic-bezier(0.4, 0, 0.2, 1);--transition-base:0.2s cubic-bezier(0.4, 0, 0.2, 1);--transition-slow:0.3s cubic-bezier(0.4, 0, 0.2, 1);--z-base:0;--z-dropdown:100;--z-sticky:200;--z-fixed:300;--z-modal:400;--z-popover:500;--z-tooltip:600;--sidebar-width:260px;--topbar-height:72px;--content-max-width:1360px;--breakpoint-mobile:640px;--breakpoint-tablet:1024px;--breakpoint-desktop:1280px}*{box-sizing:border-box}body{margin:0;padding:0;font-family:var(--font-primary);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-primary);background:var(--color-bg-app);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6,p,ul,ol{margin:0;padding:0}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}ul,ol{list-style:none}img{max-width:100%;height:auto;display:block}button{font-family:inherit;cursor:pointer;border:none;background:none;padding:0}input,textarea,select{font-family:inherit;font-size:inherit}*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}::selection{background:var(--color-primary-light);color:var(--color-primary-dark)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-hover)}::-webkit-scrollbar-thumb{background:var(--color-border-dark);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}