@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;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-ease:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--ease-in-out:cubic-bezier(.4, 0, .2, 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optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, 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components;@layer utilities{.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.border{border-style:var(--tw-border-style);border-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.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,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.ease-in-out{--tw-ease:var(--ease-in-out);transition-timing-function:var(--ease-in-out)}}:root,[data-theme=dark]{--bg-dark:#060b18;--bg-card:#0d1525;--bg-card2:#111d35;--accent:#6c63ff;--accent2:#00d4ff;--accent3:#ff6b6b;--gold:gold;--green:#0f8;--border:#6c63ff40;--text:#e2e8f0;--text-muted:#7a8499;--nav-bg:#060b18e6;--input-bg:#ffffff0d;--card-shadow:0 4px 24px #0006}[data-theme=light]{--bg-dark:#f0f2f8;--bg-card:#fff;--bg-card2:#f5f7ff;--accent:#5b52e8;--accent2:#09b;--accent3:#e84545;--gold:#c90;--green:#0a5;--border:#5b52e833;--text:#1a1f36;--text-muted:#5a6380;--nav-bg:#f0f2f8f2;--input-bg:#0000000a;--card-shadow:0 4px 24px #00000014}*{box-sizing:border-box}body{background:var(--bg-dark);color:var(--text);min-height:100vh;margin:0;font-family:Segoe UI,system-ui,sans-serif}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}.glow-purple{box-shadow:0 0 20px #6c63ff66}.glow-cyan{box-shadow:0 0 20px #00d4ff66}.glow-gold{box-shadow:0 0 20px #ffd70066}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:1.5rem}.btn-primary{background:linear-gradient(135deg, var(--accent), #8b7cf8);color:#fff;cursor:pointer;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px #6c63ff8c}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{color:var(--accent2);border:1px solid var(--accent2);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-secondary:hover{background:#00d4ff1a}.btn-danger{background:var(--accent3);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:.5rem 1rem;font-size:.85rem;transition:all .2s}.btn-danger:hover{opacity:.85}.btn-sm{padding:.4rem .9rem;font-size:.8rem}.input-field{background:var(--input-bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:8px;outline:none;padding:.75rem 1rem;font-size:.95rem;transition:border-color .2s}.input-field:focus{border-color:var(--accent)}.input-field::placeholder{color:var(--text-muted)}.xp-bar{background:#ffffff1a;border-radius:4px;height:8px;overflow:hidden}.xp-fill{background:linear-gradient(90deg, var(--accent), var(--accent2));border-radius:4px;height:100%;transition:width .5s}.badge{border-radius:20px;align-items:center;gap:.3rem;padding:.25rem .6rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-easy{color:var(--green);background:#00ff8826;border:1px solid #00ff884d}.badge-medium{color:var(--gold);background:#ffd70026;border:1px solid #ffd7004d}.badge-hard{color:var(--accent3);background:#ff6b6b26;border:1px solid #ff6b6b4d}.badge-theory{color:var(--accent2);background:#00d4ff1a;border:1px solid #00d4ff33}.badge-coding{color:var(--accent);background:#6c63ff1a;border:1px solid #6c63ff33}.code-area{color:#e2e8f0;resize:vertical;background:#04080f;border:1px solid #6c63ff33;border-radius:8px;outline:none;width:100%;min-height:180px;padding:1rem;font-family:Fira Code,Cascadia Code,Courier New,monospace;font-size:.875rem;line-height:1.6;transition:border-color .2s}.code-area:focus{border-color:var(--accent)}.stars-bg{pointer-events:none;z-index:0;background:radial-gradient(at 15% 40%,#6c63ff1f 0%,#0000 55%),radial-gradient(at 85% 15%,#00d4ff1a 0%,#0000 50%),radial-gradient(at 50% 85%,#ff6b6b12 0%,#0000 50%);position:fixed;inset:0}.grid-bg{pointer-events:none;z-index:0;background-image:linear-gradient(#6c63ff0a 1px,#0000 1px),linear-gradient(90deg,#6c63ff0a 1px,#0000 1px);background-size:60px 60px;position:fixed;inset:0}.nav{background:var(--nav-bg);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:100;position:sticky;top:0}.sidebar{background:var(--bg-card);border-right:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);flex-direction:column;gap:.5rem;width:240px;height:calc(100vh - 64px);min-height:calc(100vh - 64px);padding:1.25rem 1rem;display:flex;position:sticky;top:64px;overflow-y:auto}.sidebar-item{color:var(--text-muted);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:.75rem;width:100%;padding:.65rem .9rem;font-size:.88rem;font-weight:500;transition:all .2s;display:flex}.sidebar-item:hover{color:var(--text);border-color:var(--border);background:#6c63ff14}.sidebar-item.active{color:var(--accent);background:#6c63ff26;border-color:#6c63ff59;font-weight:600}.quest-card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:1.25rem;transition:all .25s}.quest-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 4px 30px #6c63ff33}.profile-card{text-align:center;background:linear-gradient(135deg,#6c63ff1f,#00d4ff14);border:1px solid #6c63ff4d;border-radius:20px;padding:2.5rem;position:relative;overflow:hidden}.profile-card:before{content:"";pointer-events:none;background:radial-gradient(circle,#6c63ff0f 0%,#0000 60%);width:200%;height:200%;position:absolute;top:-50%;left:-50%}.profile-avatar-ring{background:linear-gradient(135deg, var(--accent), var(--accent2));border-radius:50%;justify-content:center;align-items:center;width:110px;height:110px;margin:0 auto 1.25rem;font-size:3.5rem;display:flex;position:relative;box-shadow:0 0 40px #6c63ff80}.stat-card{border:1px solid var(--border);text-align:center;background:#ffffff08;border-radius:12px;padding:1.2rem;transition:all .2s}.stat-card:hover{border-color:var(--accent);background:#6c63ff12}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 15px #6c63ff4d}50%{box-shadow:0 0 35px #6c63ffb3}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes shimmer{0%{background-position:-200%}to{background-position:200%}}.animate-fade-in{animation:.4s forwards fadeIn}.animate-pulse-glow{animation:2s infinite pulse-glow}.animate-float{animation:3s ease-in-out infinite float}.shimmer-text{background:linear-gradient(90deg, var(--accent), var(--accent2), var(--accent));-webkit-text-fill-color:transparent;background-size:200%;-webkit-background-clip:text;animation:3s linear infinite shimmer}.modal-overlay{z-index:1000;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#000000bf;justify-content:center;align-items:center;padding:1.5rem;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:18px;width:100%;padding:1.75rem;box-shadow:0 25px 80px #0009}@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}@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-ease{syntax:"*";inherits:false}