html.light-theme .mobile-header{background:rgba(255,255,255,0.94) !important;border-bottom:1px solid rgba(15,23,42,0.12) !important;box-shadow:0 4px 20px rgba(15,23,42,0.08) !important;}html.light-theme .mobile-header > div:first-child span{color:#0f172a !important;}html.light-theme .mobile-header #mobileMenuBtn{background:rgba(255,255,255,0.96) !important;color:#334155 !important;border-color:rgba(15,23,42,0.18) !important;}html.light-theme .mobile-header #mobileMenuBtn svg{color:#334155;}html.light-theme .mobile-header #mobileStudentModeBtn{background:rgba(109,40,217,0.08) !important;border-color:rgba(109,40,217,0.3) !important;color:#6d28d9 !important;}html.light-theme .mobile-header #mobileStudentModeBtn .mobile-sm-label{color:#6d28d9 !important;}html.light-theme .mobile-backdrop{background:rgba(15,23,42,0.35) !important;}html.light-theme #trial-countdown-badge{background:rgba(255,255,255,0.94) !important;color:#0f172a;}html.light-theme #trial-countdown-badge .tcb-time{color:#0f172a;}html.light-theme #trial-countdown-badge .tcb-label[style*="fbbf24"]{color:#b45309 !important;}html.light-theme #trial-countdown-badge .tcb-label[style*="f43f5e"]{color:#be123c !important;}html.light-theme #plan-upgrade-popover{background:rgba(255,255,255,0.98);box-shadow:0 16px 48px rgba(15,23,42,0.22),0 0 0 1px rgba(244,63,94,0.1);}html.light-theme #plan-upgrade-popover .pup-badge{color:#b91c1c;}html.light-theme #plan-upgrade-popover .pup-badge[style*="fde047"]{color:#b45309 !important;}html.light-theme #plan-upgrade-popover .pup-title{color:#0f172a;}html.light-theme #plan-upgrade-popover .pup-body{color:#475569;}html.light-theme #plan-upgrade-popover .pup-benefit-item{color:#1e293b;}html.light-theme #plan-upgrade-popover .pup-benefit-item span.icon{color:#b91c1c;}html.light-theme .sticky-horizon-bar{background:linear-gradient(135deg,rgba(255,255,255,0.94) 0%,rgba(241,245,249,0.96) 100%);border-color:rgba(2,132,199,0.25);box-shadow:0 8px 24px rgba(15,23,42,0.12),inset 0 1px 1px rgba(255,255,255,0.9),0 0 12px rgba(2,132,199,0.08);}html.light-theme .sticky-horizon-bar:hover{background:linear-gradient(135deg,rgba(255,255,255,0.98) 0%,rgba(241,245,249,0.98) 100%);border-color:rgba(2,132,199,0.4);box-shadow:0 12px 30px rgba(15,23,42,0.16),inset 0 1px 1px rgba(255,255,255,0.95),0 0 16px rgba(2,132,199,0.12);}html.light-theme .sticky-horizon-bar .sticky-bar-label{color:#475569;}html.light-theme .sticky-horizon-bar .lookback-toggle-group{background:rgba(241,245,249,0.92);border-color:rgba(2,132,199,0.22);box-shadow:inset 0 1px 3px rgba(15,23,42,0.08);}html.light-theme .sticky-horizon-bar .lookback-btn{color:#475569;}html.light-theme .sticky-horizon-bar .lookback-btn:hover{color:#0f172a;background:rgba(15,23,42,0.07);}html.light-theme .sticky-horizon-bar .lookback-btn.active{background:linear-gradient(135deg,#0284c7 0%,#0369a1 100%);color:#ffffff;box-shadow:0 2px 10px rgba(3,105,161,0.35),inset 0 1px 1px rgba(255,255,255,0.3);}html.light-theme .sticky-horizon-bar .lookback-btn.active:hover{color:#ffffff;background:linear-gradient(135deg,#0284c7 0%,#0369a1 100%);}html.light-theme #frontierShareModalBackdrop,html.light-theme #frontierPreviewLightbox{background:rgba(15,23,42,0.5);}html.light-theme #frontierShareModal,html.light-theme #frontierPreviewContainer{background:#ffffff;border-color:rgba(15,23,42,0.14);box-shadow:0 30px 80px rgba(15,23,42,0.25),0 0 0 1px rgba(15,23,42,0.04);}html.light-theme #frontierShareModal input[type="text"],html.light-theme #frontierShareModal input:not([type]){background:rgba(15,23,42,0.03);}html.light-theme #frontierShareModal input[type="text"]:focus,html.light-theme #frontierShareModal input:not([type]):focus{background:rgba(2,132,199,0.05);border-color:rgba(2,132,199,0.5);}html.light-theme #frontierShareModal button,html.light-theme #frontierShareModal .fsm-btn{background:rgba(15,23,42,0.04);}html.light-theme #frontierShareModal button:hover{background:rgba(2,132,199,0.1);border-color:rgba(2,132,199,0.35);}html.light-theme #donut-tooltip,html.light-theme #chartjs-tooltip{background:rgba(255,255,255,0.98) !important;border-color:rgba(15,23,42,0.14) !important;color:#0f172a !important;box-shadow:0 8px 24px rgba(15,23,42,0.18) !important;}