:root{--theme-primary:#334155;--theme-primary-hover:#1e293b;--theme-gradient-hero:linear-gradient(180deg,#1e293b 0%,#334155 100%);--theme-header-bg:#0f172a;--theme-btn-gradient:linear-gradient(90deg,#475569 0%,#334155 100%);--theme-btn-shadow:rgba(51,65,85,0.35);--theme-body-bg:#020617;--theme-app-bg:#f1f5f9;--theme-card-bg:#ffffff;--theme-input-bg:#ffffff;--theme-input-border:#cbd5e1;--theme-input-focus:#334155;--theme-overlay-bg:rgba(2,6,23,0.75);--theme-text-primary:#0f172a;--theme-text-muted:#475569;--theme-text-white:#ffffff;--theme-icon-tone:#334155;--theme-success-bg:rgba(16,185,129,0.12);--theme-success-text:#059669;--theme-error-bg:rgba(220,38,38,0.12);--theme-error-text:#dc2626}