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1);--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070}.dark{--color-bg:#0f172a;--color-bg-subtle:#1e293b;--color-surface:#1e293b;--color-surface-soft:#1e293b;--color-surface-alt:#334155;--color-border:#334155;--color-border-strong:#475569;--color-text:#f1f5f9;--color-text-soft:#cbd5e1;--color-text-muted:#94a3b8;--color-text-faint:#64748b;--color-brand-50:#081c45;--color-brand-500:#5f8fff;--color-brand-600:#3b6df2;--color-brand-700:#2f57d0;--color-accent-500:#9b75ff;--color-accent-600:#7c4dff;--color-primary:var(--color-brand-500);--color-primary-hover:var(--color-brand-400);--color-primary-soft:#081c45;--color-success-50:#062d14;--color-success-500:#1fe066;--color-success-700:#18b451;--color-warning-50:#312002;--color-warning-500:#f7b23b;--color-warning-700:#dc8f09;--color-danger-50:#2f0404;--color-danger-500:#f37272;--color-danger-700:#ed2c2c;--color-info-50:#001933;--color-info-500:#3396ff;--color-info-700:#006fe6;--color-focus:#5f8fff;--color-subject-math:#38bdf8;--color-subject-science:#34d399;--color-subject-language:#fbbf24;--color-subject-history:#f87171;--color-subject-thinking:#a78bfa;--color-subject-geography:#22d3ee;--shadow-sm:0 1px 2px 0 #0000004d;--shadow-md:0 4px 6px -1px #0006, 0 2px 4px -2px #0000004d;--shadow-lg:0 10px 15px -3px #0006, 0 4px 6px -4px #0000004d;--shadow-xl:0 20px 25px -5px #0006, 0 8px 10px -6px #0000004d}:root[data-contrast=high]{--color-bg:#fff;--color-bg-subtle:#f8fafc;--color-surface:#fff;--color-surface-soft:#fff;--color-surface-alt:#f1f5f9;--color-border:#64748b;--color-border-strong:#334155;--color-text:#020617;--color-text-soft:#0f172a;--color-text-muted:#1e293b;--color-text-faint:#334155;--color-brand-500:#1d4ed8;--color-brand-600:#1e40af;--color-brand-700:#1e3a8a;--color-accent-500:#6d28d9;--color-accent-600:#5b21b6;--color-accent-700:#4c1d95;--color-primary:var(--color-brand-600);--color-primary-hover:var(--color-brand-700);--color-focus:#1e40af;--shadow-sm:0 1px 3px 0 #0000001f;--shadow-md:0 4px 8px -1px #00000029, 0 2px 4px -2px #0000001f}:root[data-contrast=high].dark{--color-bg:#020617;--color-bg-subtle:#0f172a;--color-surface:#0f172a;--color-surface-soft:#0f172a;--color-surface-alt:#1e293b;--color-border:#64748b;--color-border-strong:#94a3b8;--color-text:#fff;--color-text-soft:#f1f5f9;--color-text-muted:#e2e8f0;--color-text-faint:#cbd5e1}.animate-on-scroll{opacity:0;transition:opacity .6s var(--ease-spring),transform .6s var(--ease-spring);transform:translateY(1.5rem)}.animate-on-scroll.is-visible{opacity:1;transform:translateY(0)}.animate-stagger>*{--stagger-delay:60ms;opacity:0;transition:opacity .5s var(--ease-spring),transform .5s var(--ease-spring);transform:translateY(.5rem)}.animate-stagger>.is-visible{opacity:1;transform:translateY(0)}.animate-stagger>:first-child{transition-delay:calc(var(--stagger-delay) * 0)}.animate-stagger>:nth-child(2){transition-delay:calc(var(--stagger-delay) * 1)}.animate-stagger>:nth-child(3){transition-delay:calc(var(--stagger-delay) * 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#0000000f}.dark .hover-lift:hover{border-color:#ffffff26;box-shadow:0 12px 32px #0000004d,0 4px 12px #00000026}.scroll-progress{--progress-color:var(--color-brand-500);--progress-height:3px;width:100%;height:var(--progress-height);background:var(--progress-color);transform-origin:0;z-index:9999;animation:linear both scroll-progress;animation-timeline:scroll();position:fixed;top:0;left:0;scale:0 1}@keyframes scroll-progress{to{scale:1}}@supports not (animation-timeline:scroll()){.scroll-progress{display:none}}.progress-animate{transition:width .8s var(--ease-smooth)}@keyframes subtle-pulse{0%,to{opacity:1}50%{opacity:.7}}.animate-pulse-subtle{animation:2s ease-in-out infinite subtle-pulse}@media(prefers-reduced-motion:reduce){.animate-on-scroll,.animate-stagger>*,.animate-slide-left,.animate-slide-right{opacity:1;transition:none;transform:none}.hover-lift{transition:none}.hover-lift:hover{transform:none}.scroll-progress{animation:none;scale:1}.progress-animate{transition:none}.animate-pulse-subtle{animation:none}.btn-primary:active,.ui-btn-primary:active{transform:none}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-gradient-position{syntax:"*";inherits:false}@property --tw-gradient-from{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-via{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-to{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-stops{syntax:"*";inherits:false}@property --tw-gradient-via-stops{syntax:"*";inherits:false}@property --tw-gradient-from-position{syntax:"<length-percentage>";inherits:false;initial-value:0%}@property --tw-gradient-via-position{syntax:"<length-percentage>";inherits:false;initial-value:50%}@property --tw-gradient-to-position{syntax:"<length-percentage>";inherits:false;initial-value:100%}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property --tw-content{syntax:"*";inherits:false;initial-value:""}@keyframes spin{to{transform:rotate(360deg)}}