:root{--vk-bg:#18231f;--vk-surface:#23332c;--vk-ink:#ecf0ed;--vk-muted:#b9c7be;--vk-orange:#b3c8ba;--vk-purple:#b9c7be;}html,body{background-color:#18231f!important;} .hero h1 span{color:#9ebba8!important;} .site-header,.header-shell{background-color:#1d2b25!important;} .volt-home-atmosphere svg{stroke:#c4d4c9!important;} .auth-panel::after{content:"K"!important;}

.volt-learning-backdrop__art{background:url(/med-background.svg) center/cover no-repeat!important}.volt-learning-backdrop__art>svg{display:none!important}

/* Single calm graphite composition, including legacy storefront surfaces. */
html body .kk-release.kk-home-refined .facts.kk-learning__facts>div[data-fact]{background:linear-gradient(145deg,#293d30f5,#203027f5)!important;border-color:#49604f!important;}
html body .kk-release.kk-home-refined .facts.kk-learning__facts>div[data-fact] strong{color:#c4d4c9!important;}
html body .volt-learning-backdrop--home {background-color:#18231f!important;}
html body .volt-learning-backdrop--home .volt-learning-backdrop__light {background:radial-gradient(ellipse at 85% 8%,#748f7c1a,transparent 50%),radial-gradient(ellipse at 4% 80%,#6c887410,transparent 50%),#18231f!important;}
html body .kk-storefront .button.primary {background:#b3c8ba!important;color:#18231f!important;border-color:#b3c8ba!important;box-shadow:0 8px 24px #0000001a!important;}
html body .kk-storefront .facts {background:linear-gradient(115deg,#263a2eeb,#203027eb)!important;border-color:#3c5345!important;box-shadow:none!important;}

/* Medical editorial surfaces */
html body .kk-storefront .final-section--editorial{background:radial-gradient(at 0 100%,#536b5b30,transparent 65%),#203027e8!important;border-color:#3b5044!important;}
html body .kk-withdrawal__hero{background:radial-gradient(circle at 91% 20%,#9ebba825,transparent 28%),linear-gradient(112deg,#18231f,#23332c)!important;}