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100%);background-size:200% 100%;opacity:0;transition:opacity .3s}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--glow-purple)}.btn-primary:hover:not(:disabled):before{opacity:1;animation:shimmer 1s infinite}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{background:var(--bg-elevated);color:var(--text-muted);cursor:not-allowed;box-shadow:none}.btn-secondary{padding:.75rem 1.5rem;background:var(--bg-elevated);border:1px solid rgba(255,255,255,.1);border-radius:8px;color:var(--text-secondary);font-family:var(--font-body);font-weight:500;cursor:pointer;transition:all .2s var(--ease-smooth)}.btn-secondary:hover{background:var(--bg-card);border-color:#8b5cf64d;color:var(--text-primary)}.btn-warning{padding:.75rem 1rem;background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:8px;color:var(--warning);cursor:pointer;transition:all .2s var(--ease-smooth)}.btn-warning:hover{background:#f59e0b33;border-color:var(--warning);box-shadow:0 0 15px #f59e0b4d}.btn-success{padding:.75rem 1rem;background:#10b9811a;border:1px solid rgba(16,185,129,.3);border-radius:8px;color:var(--correct);cursor:pointer;transition:all .2s var(--ease-smooth)}.btn-success:hover{background:#10b98133;border-color:var(--correct);box-shadow:0 0 15px #10b9814d}.card-image{max-width:200px;height:auto;border-radius:8px;box-shadow:0 4px 20px #00000080,var(--glow-purple);transition:transform .3s var(--ease-smooth)}.card-image:hover{transform:scale(1.05)}.card-image-small{width:140px;height:auto;border-radius:6px;box-shadow:0 2px 12px #0006,var(--glow-purple);transition:transform .3s var(--ease-smooth)}.card-image-small:hover{transform:scale(1.08)}.card-correct{border:2px solid var(--correct)!important;box-shadow:0 0 20px #10b9814d}.card-incorrect{border:2px solid var(--incorrect)!important;box-shadow:0 0 20px #ef44444d}.toast{position:fixed;bottom:2rem;right:2rem;padding:1rem 1.5rem;background:var(--bg-card);border:1px solid rgba(245,158,11,.4);border-radius:12px;color:var(--text-primary);box-shadow:0 10px 40px #0006,0 0 20px #f59e0b33;animation:float-in .3s var(--ease-bounce);z-index:1000}.toast-icon{color:var(--warning);margin-right:.5rem}.results-score{font-family:var(--font-display);font-size:4rem;font-weight:700;background:linear-gradient(135deg,var(--text-bright) 0%,var(--rune-purple) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:scale-in .5s var(--ease-bounce)}.results-score.excellent{background:linear-gradient(135deg,var(--correct) 0%,#34d399 100%);-webkit-background-clip:text;background-clip:text;text-shadow:0 0 40px rgba(16,185,129,.5)}.results-score.good{background:linear-gradient(135deg,var(--warning) 0%,#fbbf24 100%);-webkit-background-clip:text;background-clip:text}.results-score.poor{background:linear-gradient(135deg,var(--incorrect) 0%,#f87171 100%);-webkit-background-clip:text;background-clip:text}.shortcuts-legend{background:var(--bg-card);border:var(--border-subtle);border-radius:12px;padding:1.5rem}.shortcuts-legend h3{font-family:var(--font-display);font-size:1rem;color:var(--text-secondary);margin-bottom:1rem;letter-spacing:.1em;text-transform:uppercase}.shortcut-item{display:flex;align-items:center;gap:.75rem;padding:.5rem 0;color:var(--text-muted);font-size:.875rem}.mode-card{display:flex;align-items:center;gap:1.25rem;padding:1.5rem;background:var(--bg-card);border:2px solid rgba(255,255,255,.06);border-radius:16px;cursor:pointer;transition:all .3s var(--ease-smooth);text-align:left;width:100%}.mode-card:hover:not(:disabled){border-color:#8b5cf680;transform:translate(8px);box-shadow:var(--glow-purple)}.mode-card:disabled{opacity:.5;cursor:not-allowed}.mode-card-icon{width:4rem;height:4rem;display:flex;align-items:center;justify-content:center;background:#8b5cf626;border:1px solid rgba(139,92,246,.3);border-radius:12px;color:var(--rune-purple);flex-shrink:0;transition:all .3s var(--ease-smooth)}.mode-card:hover .mode-card-icon{background:#8b5cf640;border-color:var(--rune-purple);box-shadow:var(--glow-purple)}.mode-card-icon-cyan{background:#06b6d426;border-color:#06b6d44d;color:var(--rune-cyan)}.mode-card:hover .mode-card-icon-cyan{background:#06b6d440;border-color:var(--rune-cyan);box-shadow:var(--glow-cyan)}.mode-card-arrow{font-size:1.5rem;color:var(--text-muted);transition:all .3s var(--ease-smooth)}.mode-card:hover .mode-card-arrow{color:var(--rune-purple);transform:translate(4px)}.mode-card-arrow-cyan{color:var(--text-muted)}.mode-card:hover .mode-card-arrow-cyan{color:var(--rune-cyan)}.card-image-study{width:100%;max-width:150px;height:auto;border-radius:8px;box-shadow:0 4px 20px #00000080;transition:transform .3s var(--ease-smooth)}.card-image-study:hover{transform:scale(1.05);box-shadow:0 8px 30px #0009,var(--glow-cyan)}.card-image-container{position:relative;display:inline-block}.card-image-question{width:180px;height:auto;border-radius:8px;box-shadow:0 4px 20px #00000080,var(--glow-cyan)}.redact-energy:after{content:"?";position:absolute;top:4%;left:4%;width:18%;height:12%;background:var(--bg-dark);border:2px solid var(--rune-cyan);border-radius:6px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--rune-cyan);box-shadow:var(--glow-cyan)}.redact-might:after{content:"?";position:absolute;top:4%;right:4%;width:18%;height:12%;background:var(--bg-dark);border:2px solid var(--rune-cyan);border-radius:6px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--rune-cyan);box-shadow:var(--glow-cyan)}.redact-power:after{content:"?";position:absolute;top:14%;left:4%;width:18%;height:12%;background:var(--bg-dark);border:2px solid var(--rune-cyan);border-radius:6px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--rune-cyan);box-shadow:var(--glow-cyan)}.redact-domain:after{content:"?";position:absolute;top:0;left:0;right:0;height:22%;background:var(--bg-dark);border-bottom:2px solid var(--rune-cyan);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.25rem;font-weight:700;color:var(--rune-cyan);border-radius:8px 8px 0 0}.redact-domain:before{content:"";position:absolute;top:48%;left:0;right:0;height:16%;background:var(--bg-dark);border-top:2px solid var(--rune-cyan);border-bottom:2px solid var(--rune-cyan);z-index:10}.redact-domain{background:linear-gradient(to top,var(--bg-dark) 0%,var(--bg-dark) 12%,transparent 12%)}.redact-domain img{mask-image:linear-gradient(to top,transparent 0%,transparent 12%,black 12%);-webkit-mask-image:linear-gradient(to top,transparent 0%,transparent 12%,black 12%)}.redact-speed:after{content:"?";position:absolute;bottom:12%;left:5%;right:5%;height:35%;background:var(--bg-dark);border:2px solid var(--rune-cyan);border-radius:6px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--rune-cyan);box-shadow:var(--glow-cyan)}.progress-fill-cyan{background:linear-gradient(90deg,var(--rune-cyan-dim) 0%,var(--rune-cyan) 50%,var(--rune-purple) 100%);box-shadow:0 0 10px #06b6d480,0 0 20px #06b6d44d}.focus\:border-\[var\(--rune-purple\)\]:focus{border-color:var(--rune-purple)}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.group:hover .group-hover\:text-\[var\(--rune-cyan\)\]{color:var(--rune-cyan)}.group:hover .group-hover\:text-\[var\(--rune-purple\)\]{color:var(--rune-purple)}@media(min-width:640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:768px){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:flex-row{flex-direction:row}.md\:p-10{padding:2.5rem}.md\:p-8{padding:2rem}.md\:text-left{text-align:left}}@media(min-width:1024px){.lg\:grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}}