@import "https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Syne:wght@400;600;700;800&display=swap";
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid}}}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.block{display:block}.flex{display:flex}.grid{display:grid}.inline-block{display:inline-block}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.border{border-style:var(--tw-border-style);border-width:1px}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}:root{--bg:#0a0a0f;--surface:#12121a;--surface2:#1a1a28;--border:#2a2a3e;--accent:#0f8;--accent2:#7c3aed;--accent3:#ff6b35;--text:#e8e8f0;--text-muted:#6b6b8a;--correct:#0f8;--wrong:#ff4757}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:Syne,sans-serif;overflow-x:hidden}.mono{font-family:Space Mono,monospace}body:before{content:"";pointer-events:none;z-index:0;background-image:linear-gradient(#00ff8808 1px,#0000 1px),linear-gradient(90deg,#00ff8808 1px,#0000 1px);background-size:50px 50px;position:fixed;inset:0}body:after{content:"";pointer-events:none;z-index:0;background:radial-gradient(circle,#7c3aed1f 0%,#0000 70%);width:600px;height:600px;position:fixed;top:-20%;right:-10%}.card{background:var(--surface);border:1px solid var(--border);z-index:1;border-radius:16px;position:relative}.card:before{content:"";pointer-events:none;background:linear-gradient(135deg,#00ff880d 0%,#0000 50%);border-radius:16px;position:absolute;inset:0}.btn-primary{background:var(--accent);color:#0a0a0f;cursor:pointer;letter-spacing:.05em;border:none;border-radius:8px;font-family:Space Mono,monospace;font-weight:700;transition:all .2s}.btn-primary:hover{background:#00e87a;transform:translateY(-2px);box-shadow:0 8px 24px #00ff884d}.btn-primary:active{transform:translateY(0)}.btn-outline{color:var(--accent);border:1px solid var(--accent);cursor:pointer;background:0 0;border-radius:8px;font-family:Space Mono,monospace;font-weight:700;transition:all .2s}.btn-outline:hover{background:#00ff881a;transform:translateY(-2px)}.option-btn{background:var(--surface2);border:1.5px solid var(--border);color:var(--text);text-align:left;cursor:pointer;border-radius:10px;width:100%;padding:14px 18px;font-family:Syne,sans-serif;font-size:.95rem;transition:all .2s}.option-btn:hover:not(:disabled){border-color:var(--accent);background:#00ff8812;transform:translate(4px)}.option-btn.selected{border-color:var(--accent2);background:#7c3aed26}.option-btn.correct{border-color:var(--correct);color:var(--correct);background:#00ff881f}.option-btn.wrong{border-color:var(--wrong);color:var(--wrong);background:#ff47571f}.option-btn:disabled{cursor:default}.progress-bar{background:var(--border);border-radius:4px;height:4px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent), var(--accent2));border-radius:4px;height:100%;transition:width .5s}.tag{letter-spacing:.08em;text-transform:uppercase;border-radius:20px;padding:3px 10px;font-family:Space Mono,monospace;font-size:.7rem}.tag-green{color:var(--accent);background:#00ff881f;border:1px solid #00ff8840}.tag-purple{color:#a78bfa;background:#7c3aed26;border:1px solid #7c3aed4d}.tag-orange{color:var(--accent3);background:#ff6b351f;border:1px solid #ff6b3540}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #0f83}50%{box-shadow:0 0 40px #0f86}}.fade-up{animation:.5s forwards fadeUp}.pulse-glow{animation:2s ease-in-out infinite pulse-glow}select{background:var(--surface2);color:var(--text);border:1.5px solid var(--border);cursor:pointer;appearance:none;border-radius:8px;font-family:Space Mono,monospace;font-size:.85rem;transition:border-color .2s}select:focus{border-color:var(--accent);outline:none}.score-ring{stroke-dasharray:283;stroke-dashoffset:calc(283 - (283 * var(--pct)) / 100);stroke:var(--accent);fill:none;stroke-width:6px;stroke-linecap:round;transform-origin:50%;transition:stroke-dashoffset 1s;transform:rotate(-90deg)}@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-border-style{syntax:"*";inherits:false;initial-value:solid}