:root{--bg-primary:#060b18;--bg-secondary:#0f172ad9;--bg-tertiary:#1e293bd9;--bg-card:#0f172ad1;--bg-card-subtle:#131d33bf;--bg-input:#0b1120e6;--border:#ffffff17;--border-color:#ffffff17;--border-hover:#ffffff2e;--border-focus:#6366f1;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--text-tertiary:#64748b;--accent-primary:#6366f1;--accent-primary-hover:#4f46e5;--accent-secondary:#38bdf8;--primary:#6366f1;--primary-hover:#4f46e5;--primary-subtle:#6366f11f;--success:#10b981;--success-bg:#10b9811f;--warning:#f59e0b;--warning-bg:#f59e0b1f;--danger:#ef4444;--danger-bg:#ef44441f;--info:#3b82f6;--info-bg:#3b82f61f;--take-test-bg:linear-gradient(135deg, #10b981 0%, #059669 100%);--take-test-hover-bg:linear-gradient(135deg, #34d399 0%, #10b981 100%);--take-test-text:#fff;--take-test-border:#34d39966;--take-test-shadow:0 2px 10px #10b9814d;--take-test-hover-shadow:0 4px 16px #10b98173;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #00000080;--shadow-md:0 4px 6px -1px #0006, 0 2px 4px -2px #0000004d;--shadow-lg:0 12px 24px -4px #0009, 0 4px 8px -2px #0006}[data-theme=light]{--bg-primary:#eef6ff;--bg-secondary:#ffffffe6;--bg-tertiary:#f1f5f9e6;--bg-card:#ffffffe0;--bg-card-subtle:#f8fafcd9;--bg-input:#fff;--border:#94a3b840;--border-color:#94a3b840;--border-hover:#64748b59;--border-focus:#4f46e5;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--text-tertiary:#94a3b8;--accent-primary:#4f46e5;--accent-primary-hover:#4338ca;--accent-secondary:#0284c7;--primary:#4f46e5;--primary-hover:#4338ca;--primary-subtle:#4f46e514;--success:#059669;--success-bg:#05966914;--warning:#d97706;--warning-bg:#d9770614;--danger:#dc2626;--danger-bg:#dc262614;--info:#2563eb;--info-bg:#2563eb14;--take-test-bg:linear-gradient(135deg, #059669 0%, #047857 100%);--take-test-hover-bg:linear-gradient(135deg, #10b981 0%, #059669 100%);--take-test-text:#fff;--take-test-border:#047857;--take-test-shadow:0 2px 8px #05966938;--take-test-hover-shadow:0 4px 14px #05966959;--shadow-sm:0 1px 3px 0 #0f172a0f, 0 1px 2px -1px #0f172a0a;--shadow-md:0 4px 8px -1px #0f172a0f, 0 2px 4px -2px #0f172a0a;--shadow-lg:0 12px 24px -4px #0f172a14, 0 4px 8px -2px #0f172a0a}*{box-sizing:border-box;margin:0;padding:0;scrollbar-width:none!important;-ms-overflow-style:none!important}::-webkit-scrollbar{width:0!important;height:0!important;display:none!important}html{background-color:var(--bg-primary);min-width:200px;min-height:100vh;overflow-x:hidden}body{color:var(--text-primary);-webkit-font-smoothing:antialiased;overflow-wrap:anywhere;word-break:break-word;min-width:200px;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica 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cloudDriftSmooth{0%{transform:translate(-35vw)}50%{transform:translate(45vw,-4px)}to{transform:translate(115vw)}}.cloud-layer-1{opacity:.75;width:25vw;max-width:380px;animation-duration:150s;animation-delay:-30s;top:5%}.cloud-layer-2{opacity:.82;width:18vw;max-width:270px;animation-duration:115s;animation-delay:-70s;top:14%}.cloud-layer-3{opacity:.65;width:14vw;max-width:210px;animation-duration:175s;animation-delay:-120s;top:28%}.cloud-layer-4{opacity:.72;width:28vw;max-width:430px;animation-duration:135s;animation-delay:-15s;top:38%}.cloud-layer-5{opacity:.62;width:16vw;max-width:240px;animation-duration:160s;animation-delay:-85s;top:50%}.cloud-layer-6{opacity:.78;width:21vw;max-width:310px;animation-duration:125s;animation-delay:-140s;top:9%}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}select{appearance:none;background-color:var(--bg-tertiary);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;text-overflow:ellipsis;white-space:nowrap;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2338bdf8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right .85rem center;background-repeat:no-repeat;background-size:14px 14px;max-width:100%;padding:.55rem 2.5rem .55rem 1rem;font-family:inherit;font-size:.875rem;font-weight:500;transition:all .2s cubic-bezier(.16,1,.3,1);overflow:hidden;box-shadow:0 1px 3px #0000001f}select:hover:not(:disabled){background-color:var(--bg-secondary);border-color:var(--border-hover);transform:translateY(-1px);box-shadow:0 3px 10px #0000002e}[data-theme=light] select{background-color:var(--bg-tertiary);border-color:var(--border);background-image:url("data:image/svg+xml,%3Csvg 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var(--take-test-border)!important;box-shadow:var(--take-test-shadow)!important;border-radius:9999px!important;font-weight:700!important;transition:all .2s cubic-bezier(.16,1,.3,1)!important}.btn-take-test:hover:not(:disabled){transform:translateY(-1px);background:var(--take-test-hover-bg)!important;box-shadow:var(--take-test-hover-shadow)!important}.btn-take-test:active:not(:disabled){transform:translateY(0)}.contain-layout{content-visibility:auto;contain-intrinsic-size:0 350px}.contain-palette{content-visibility:auto;contain-intrinsic-size:0 200px}.container{box-sizing:border-box;width:100%;min-width:0;max-width:min(1600px,95vw);margin:0 auto;padding:clamp(.4rem,2vw,2.25rem)}.container-narrow{box-sizing:border-box;width:100%;min-width:0;max-width:min(1080px,94vw);margin:0 auto;padding:clamp(.4rem,2vw,2.25rem)}.fluid-h1{letter-spacing:-.025em;overflow-wrap:anywhere;word-break:break-word;font-size:clamp(1.2rem,3.2vw + 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(max-width:640px){.hide-on-mobile{display:none!important}.stack-on-mobile{flex-direction:column!important;align-items:stretch!important}.hero-title{font-size:2rem!important}@media (max-width:320px){.micro-hide{display:none!important}.micro-stack{flex-direction:column!important;align-items:stretch!important}.micro-text-xs{font-size:.75rem!important}}@media (min-width:641px){.hide-on-desktop{display:none!important}}@media (min-width:900px){.exam-grid-container{grid-template-columns:1fr 300px!important}}@keyframes spin{to{transform:rotate(360deg)}}dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009}@keyframes dropdownPopoverIn{0%{opacity:0;transform:translateY(-4px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}.modern-dropdown-popover{animation:.15s cubic-bezier(.16,1,.3,1) forwards dropdownPopoverIn;scrollbar-width:none!important}.modern-dropdown-popover::-webkit-scrollbar{display:none!important}.modern-dropdown-option{transition:all .12s}.modern-dropdown-option:hover{background-color:var(--primary-subtle,#6366f124)!important;color:var(--text-primary)!important}}