.topx-page{--tx-text:#f6fbff;--tx-muted:rgba(219,228,255,0.76);--tx-soft:rgba(219,228,255,0.56);--tx-card:rgba(11,17,38,0.78);--tx-card-2:rgba(14,21,46,0.92);--tx-border:rgba(170,188,255,0.16);--tx-border-strong:rgba(170,188,255,0.3);--tx-violet:#8d7dff;--tx-cyan:#63d6ff;--tx-amber:#ffb46f;--tx-green:#57e4a1;--tx-shadow:0 26px 60px rgba(2,5,18,0.5),0 1px 0 rgba(255,255,255,0.04) inset;position:relative;min-height:100vh;overflow:hidden;padding:104px 24px 88px;color:var(--tx-text);font-family:var(--font-primary,"Inter",system-ui,sans-serif);background:radial-gradient(1200px 680px at 18% -10%,rgba(141,125,255,.16),transparent 60%),radial-gradient(1100px 700px at 92% 4%,rgba(99,214,255,.13),transparent 62%),linear-gradient(180deg,#070b1e,#060916 55%,#04060f)}.topx-page:after,.topx-page:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0}.topx-page:before{background-image:radial-gradient(1px 1px at 5% 8%,rgba(255,255,255,.45) 0,transparent 100%),radial-gradient(1px 1px at 14% 55%,rgba(255,255,255,.3) 0,transparent 100%),radial-gradient(1px 1px at 24% 18%,rgba(200,220,255,.38) 0,transparent 100%),radial-gradient(1px 1px at 33% 80%,rgba(255,255,255,.28) 0,transparent 100%),radial-gradient(1px 1px at 44% 38%,rgba(220,200,255,.4) 0,transparent 100%),radial-gradient(1px 1px at 53% 72%,rgba(255,255,255,.32) 0,transparent 100%),radial-gradient(1px 1px at 62% 12%,rgba(200,220,255,.42) 0,transparent 100%),radial-gradient(1px 1px at 71% 62%,rgba(255,255,255,.3) 0,transparent 100%),radial-gradient(1px 1px at 81% 25%,rgba(255,255,255,.38) 0,transparent 100%),radial-gradient(1px 1px at 90% 88%,rgba(200,220,255,.35) 0,transparent 100%),radial-gradient(1px 1px at 7% 92%,rgba(255,255,255,.32) 0,transparent 100%),radial-gradient(1px 1px at 28% 67%,rgba(255,255,255,.36) 0,transparent 100%),radial-gradient(1px 1px at 56% 48%,rgba(255,255,255,.34) 0,transparent 100%),radial-gradient(1px 1px at 77% 75%,rgba(255,255,255,.32) 0,transparent 100%),radial-gradient(1px 1px at 96% 20%,rgba(255,255,255,.36) 0,transparent 100%)}@keyframes topxTwinkle{0%,to{opacity:.55}50%{opacity:1}}.topx-page:after{background-image:radial-gradient(1.5px 1.5px at 10% 5%,rgba(255,255,255,.8) 0,transparent 100%),radial-gradient(2px 2px at 32% 45%,rgba(200,220,255,.7) 0,transparent 100%),radial-gradient(1.5px 1.5px at 48% 22%,rgba(255,255,255,.75) 0,transparent 100%),radial-gradient(2px 2px at 64% 78%,rgba(220,200,255,.72) 0,transparent 100%),radial-gradient(1.5px 1.5px at 79% 36%,rgba(255,255,255,.68) 0,transparent 100%),radial-gradient(2px 2px at 92% 60%,rgba(180,220,255,.74) 0,transparent 100%),radial-gradient(1.5px 1.5px at 22% 82%,rgba(255,255,255,.65) 0,transparent 100%),radial-gradient(2px 2px at 58% 95%,rgba(220,200,255,.7) 0,transparent 100%),radial-gradient(1.5px 1.5px at 85% 14%,rgba(255,255,255,.78) 0,transparent 100%),radial-gradient(2px 2px at 43% 60%,rgba(180,220,255,.72) 0,transparent 100%);animation:topxTwinkle 6s ease-in-out infinite}.topx-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}.topx-bg__glow{position:absolute;width:34rem;height:34rem;border-radius:999px;filter:blur(90px);opacity:.4;animation:topxOrb 9s ease-in-out infinite}@keyframes topxOrb{0%,to{opacity:.34;transform:scale(1)}50%{opacity:.58;transform:scale(1.12)}}.topx-bg__glow--violet{top:-7rem;left:-8rem;background:radial-gradient(circle,rgba(141,125,255,.5) 0,transparent 70%)}.topx-bg__glow--cyan{top:16rem;right:-9rem;background:radial-gradient(circle,rgba(95,214,255,.42) 0,transparent 70%);animation-delay:3s}.topx-bg__glow--amber{bottom:-9rem;left:38%;background:radial-gradient(circle,rgba(255,180,111,.28) 0,transparent 70%);animation-delay:5.5s}.topx-bg__grid{position:absolute;inset:auto 0 -14rem;height:42rem;background:linear-gradient(0deg,#04060f 0,transparent),repeating-linear-gradient(90deg,rgba(150,140,255,.1) 0 1px,transparent 1px 90px),repeating-linear-gradient(180deg,rgba(95,214,255,.1) 0 1px,transparent 1px 54px);transform:perspective(900px) rotateX(78deg);transform-origin:center top;opacity:.5;animation:topxGrid 4s linear infinite}@keyframes topxGrid{0%{transform:perspective(900px) rotateX(78deg) translateY(0)}to{transform:perspective(900px) rotateX(78deg) translateY(54px)}}.topx-comet{position:fixed;height:1.5px;border-radius:999px;pointer-events:none;z-index:0}.topx-comet--1{width:220px;top:14%;left:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.9) 65%,rgba(200,180,255,.6));animation:topxComet 16s linear 4s infinite}.topx-comet--2{width:150px;top:42%;left:0;background:linear-gradient(90deg,transparent,rgba(160,220,255,.85) 65%,rgba(99,214,255,.5));animation:topxComet 22s linear 11s infinite}@keyframes topxComet{0%{transform:translateX(-280px) rotate(-20deg);opacity:0}5%{opacity:1}to{transform:translateX(112vw) rotate(-20deg);opacity:0}}.topx-shell{position:relative;z-index:1;width:min(1080px,100%);margin:0 auto;display:flex;flex-direction:column}.topx-back{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:8px 14px 8px 11px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--tx-border);color:var(--tx-muted);font-size:.84rem;font-weight:600;text-decoration:none;transition:transform .18s ease,border-color .18s ease,background .18s ease,color .18s ease}.topx-back svg{transition:transform .18s ease}.topx-back:hover{transform:translateY(-1px);border-color:var(--tx-border-strong);background:rgba(141,125,255,.12);color:var(--tx-text)}.topx-back:hover svg{transform:translateX(-3px)}.topx-hero{margin-top:26px}.topx-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:color-mix(in srgb,var(--tx-accent,#8d7dff) 14%,transparent);border:1px solid color-mix(in srgb,var(--tx-accent,#8d7dff) 32%,transparent);color:rgba(231,226,255,.95);font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}.topx-hero__title{margin:18px 0 0;font-family:var(--font-heading,"Orbitron",sans-serif);font-size:clamp(2.2rem,5vw,3.7rem);line-height:1.02;letter-spacing:-.02em;color:var(--tx-text)}.topx-hero__title-accent{background:linear-gradient(120deg,#a99bff,#63d6ff 60%,#57e4a1);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.topx-hero__intro{margin:18px 0 0;max-width:64ch;color:var(--tx-muted);font-size:clamp(1rem,1.2vw,1.12rem);line-height:1.75}.topx-hero__stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.topx-stat{gap:10px;padding:11px 16px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid var(--tx-border)}.topx-stat,.topx-stat__icon{display:inline-flex;align-items:center}.topx-stat__icon{justify-content:center;width:32px;height:32px;border-radius:10px;background:color-mix(in srgb,var(--tx-accent,#8d7dff) 20%,rgba(255,255,255,.05));color:var(--tx-accent,#8d7dff);flex-shrink:0}.topx-stat__text{display:flex;flex-direction:column;line-height:1.1}.topx-stat__value{font-family:var(--font-heading,"Orbitron",sans-serif);font-size:1.06rem;font-weight:700}.topx-stat__label{color:var(--tx-soft);font-size:.68rem;letter-spacing:.09em;text-transform:uppercase}.topx-progress{display:flex;align-items:center;gap:16px;margin-top:26px;padding:16px 20px;border-radius:20px;background:var(--tx-card);border:1px solid var(--tx-border);box-shadow:var(--tx-shadow)}.topx-progress__text{font-size:.9rem;font-weight:600;color:var(--tx-text);white-space:nowrap}.topx-progress__text span{color:var(--tx-soft);font-weight:500}.topx-progress__bar{position:relative;flex:1;height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}.topx-progress__fill{position:absolute;inset:0 auto 0 0;border-radius:999px;background:linear-gradient(90deg,var(--tx-violet),var(--tx-cyan));box-shadow:0 0 12px rgba(99,214,255,.45);transition:width .9s cubic-bezier(.22,1,.36,1)}.topx-progress__pct{font-family:var(--font-heading,"Orbitron",sans-serif);font-size:1.1rem;font-weight:700;color:var(--tx-cyan)}.topx-listhead{display:flex;align-items:baseline;gap:12px;margin:44px 0 18px}.topx-listhead__title{margin:0;font-family:var(--font-heading,"Orbitron",sans-serif);font-size:clamp(1.3rem,2.4vw,1.8rem);letter-spacing:-.01em}.topx-listhead__count{color:var(--tx-soft);font-size:.86rem;font-weight:600}.topx-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}.topx-card{--tx-accent:var(--tx-violet);position:relative;display:grid;grid-template-columns:auto 1fr auto;grid-template-areas:"index body go" "index meta go";align-items:start;column-gap:16px;row-gap:12px;padding:20px 20px 18px;border-radius:22px;text-decoration:none;color:var(--tx-text);background:linear-gradient(160deg,color-mix(in srgb,var(--tx-accent) 10%,rgba(255,255,255,.02)),rgba(8,13,30,.72)),var(--tx-card);border:1px solid color-mix(in srgb,var(--tx-accent) 22%,var(--tx-border));box-shadow:var(--tx-shadow);overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}.topx-card:before{content:"";position:absolute;inset-inline:0;top:0;height:3px;background:linear-gradient(90deg,var(--tx-accent),transparent 80%);opacity:.9}.topx-card:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% -10%,color-mix(in srgb,var(--tx-accent) 28%,transparent),transparent 55%);opacity:0;transition:opacity .3s ease;pointer-events:none}.topx-card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--tx-accent) 48%,transparent);box-shadow:0 30px 60px rgba(2,5,18,.55),0 0 32px color-mix(in srgb,var(--tx-accent) 22%,transparent)}.topx-card:hover:after{opacity:1}.topx-card__index{grid-area:index;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;background:color-mix(in srgb,var(--tx-accent) 20%,rgba(255,255,255,.05));border:1px solid color-mix(in srgb,var(--tx-accent) 30%,transparent);color:var(--tx-accent);font-family:var(--font-heading,"Orbitron",sans-serif);font-size:1.05rem;font-weight:700;transition:transform .22s ease}.topx-card:hover .topx-card__index{transform:translateY(-2px) scale(1.05)}.topx-card__body{grid-area:body;min-width:0}.topx-card__title{margin:0;font-size:1.12rem;font-weight:700;letter-spacing:-.01em;transition:color .18s ease}.topx-card:hover .topx-card__title{color:var(--tx-cyan)}.topx-card__desc{margin:6px 0 0;color:var(--tx-muted);font-size:.88rem;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.topx-card__meta{grid-area:meta;display:flex;flex-wrap:wrap;align-items:center;gap:8px}.topx-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.04em}.topx-pill--diff{background:color-mix(in srgb,var(--tx-diff,#63d6ff) 16%,transparent);border:1px solid color-mix(in srgb,var(--tx-diff,#63d6ff) 34%,transparent);color:var(--tx-diff,#63d6ff);text-transform:uppercase}.topx-pill--diff .topx-pill__dot{width:7px;height:7px;border-radius:50%;background:var(--tx-diff,#63d6ff);box-shadow:0 0 8px var(--tx-diff,#63d6ff)}.topx-pill--time{background:rgba(255,255,255,.045);border:1px solid var(--tx-border);color:var(--tx-soft)}.topx-pill--done{background:color-mix(in srgb,var(--tx-green) 18%,transparent);border:1px solid color-mix(in srgb,var(--tx-green) 38%,transparent);color:var(--tx-green);text-transform:uppercase}.topx-card__go{grid-area:go;align-self:center;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.05);border:1px solid var(--tx-border);color:var(--tx-muted);transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease}.topx-card:hover .topx-card__go{transform:translate(2px,-2px);background:color-mix(in srgb,var(--tx-accent) 26%,transparent);border-color:color-mix(in srgb,var(--tx-accent) 45%,transparent);color:var(--tx-text)}.topx-card.is-done{border-color:color-mix(in srgb,var(--tx-green) 30%,var(--tx-border))}.topx-card.is-done .topx-card__index{background:color-mix(in srgb,var(--tx-green) 18%,rgba(255,255,255,.05));border-color:color-mix(in srgb,var(--tx-green) 36%,transparent);color:var(--tx-green)}.topx-foot{margin:40px auto 0;text-align:center;color:var(--tx-soft);font-size:.86rem}.topx-back:focus-visible,.topx-card:focus-visible{outline:2px solid rgba(99,214,255,.8);outline-offset:3px;border-radius:16px}@media (max-width:720px){.topx-page{padding:92px 16px 64px}.topx-grid{grid-template-columns:1fr}.topx-progress{flex-wrap:wrap}.topx-progress__bar{order:3;flex-basis:100%}}@media (prefers-reduced-motion:reduce){.topx-bg__glow,.topx-bg__grid,.topx-comet,.topx-page:after{animation:none!important}.topx-progress__fill{transition:none}}body{background:linear-gradient(180deg,#0b0c2a,#02010f);color:#ffffff;font-family:Orbitron,sans-serif}.topic-container{max-width:900px;margin:0 auto;padding:2rem 1rem;position:relative;z-index:1}.topic-header{font-size:2.5rem;font-weight:800;text-align:center;margin-bottom:2rem;color:#c6a5fc;text-shadow:0 0 10px rgb(51,16,255),0 0 20px rgb(47,0,255)}.topic-intro,.topic-summary{text-align:center;max-width:760px;margin:0 auto;line-height:1.7}.topic-intro{margin-bottom:.85rem;color:rgba(255,255,255,.9);font-size:1.05rem}.topic-summary{margin-bottom:2rem;color:rgba(163,125,252,.92);font-size:.98rem}.topic-list{list-style:none;padding:0;display:grid;gap:1.5rem}.topic-list li{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:1.25rem 1.5rem;border-radius:1rem;box-shadow:0 0 10px rgba(173,216,230,.2);transition:transform .3s ease,box-shadow .3s ease;backdrop-filter:blur(4px)}.topic-list li:hover{transform:translateY(-5px);box-shadow:0 0 20px rgba(89,0,255,.5)}.topic-list a{text-decoration:none;color:#a37dfc;font-weight:600;font-size:1.2rem;display:block;width:100%;transition:color .2s ease}.topic-list a:hover{color:#38bdf8;text-shadow:0 0 5px rgb(55,0,255)}.topic-container:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:url(/assets/stars.gif);background-size:cover;background-repeat:no-repeat;z-index:-1;opacity:.2;pointer-events:none}