:root{--bg0:#0a0f14;--bg1:#101720;--bg2:#141b25;--txt:#f1f5f9;--muted:#cbd5e1;--line:rgba(255,255,255,0.1);--cyan:#22c55e;--vio:#818cf8;--green:#22c55e;--yellow:#fbbf24;--purple:var(--pd-purple);--red:#ff4757;--radius:16px;--header-h:72px}body::after,body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;background:radial-gradient(circle at var(--x,50%) var(--y,50%),var(--cyan),transparent 40%),radial-gradient(circle at calc(100% - var(--x,50%)) calc(100% - var(--y,50%)),var(--vio),transparent 40%);opacity:.05;transition:opacity .4s}body:hover::after,body:hover::before{opacity:.1}code{background:var(--bg2);padding:2px 8px;border-radius:4px;font-size:.85em}.btn{display:inline-flex;gap:10px;align-items:center;padding:12px 22px;border-radius:12px;font-weight:600;font-size:.9rem;text-decoration:none;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.03);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);color:var(--txt,var(--text,#f1f5f9));cursor:pointer;transition:all .3s cubic-bezier(.4, 0, .2, 1);position:relative;overflow:hidden}.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0,transparent 50%);opacity:0;transition:opacity .3s}.btn:hover{border-color:rgba(33,230,193,.4);background:rgba(33,230,193,.08);color:var(--cyan,#22c55e);transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.2),0 0 20px rgba(33,230,193,.1),inset 0 1px 0 rgba(255,255,255,.1);text-decoration:none}.btn:hover::before{opacity:1}.btn:active{transform:translateY(-1px)}.btn-accent,.btn.primary{background:rgba(33,230,193,.12);border:1px solid rgba(33,230,193,.5);color:var(--cyan,#22c55e);font-weight:700;box-shadow:0 4px 16px rgba(33,230,193,.2)}.btn-accent::before,.btn.primary::before{background:linear-gradient(135deg,rgba(255,255,255,.2) 0,transparent 60%)}.btn-accent:hover,.btn.primary:hover{background:rgba(33,230,193,.2);border-color:rgba(33,230,193,.8);color:var(--cyan,#22c55e);box-shadow:0 16px 40px rgba(33,230,193,.35),0 0 30px rgba(33,230,193,.2),inset 0 1px 0 rgba(255,255,255,.3);transform:translateY(-3px)}.btn.ghost{background:0 0;border-color:rgba(255,255,255,.1);color:var(--txt,var(--text,#f1f5f9))}.btn.ghost:hover{background:rgba(33,230,193,.08);border-color:rgba(33,230,193,.3);color:var(--cyan,#22c55e)}.btn.pulse{animation:btnPulse 2.5s ease-in-out infinite}@keyframes btnPulse{0%,100%{box-shadow:0 4px 16px rgba(33,230,193,.2),0 0 0 0 rgba(33,230,193,.4)}50%{box-shadow:0 4px 16px rgba(33,230,193,.2),0 0 0 12px rgba(33,230,193,0)}}.hero{margin:24px 0;padding:60px 32px;border:1px solid rgba(255,255,255,.06);background:rgba(16,23,32,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:var(--radius);text-align:center;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(33,230,193,.3),transparent)}.hero h1{font-size:clamp(2rem, 1.5rem + 2.5vw, 3.5rem);line-height:1.1;margin-bottom:12px;font-weight:700;background:linear-gradient(90deg,#fff,var(--cyan),var(--vio));-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 200%;animation:shimmer 10s linear infinite}@keyframes shimmer{0%{background-position:0 50%}50%{background-position:100% 50%}100%{background-position:0 50%}}.hero p{color:var(--muted);max-width:600px;margin:0 auto 32px}.progress-box{max-width:480px;margin:0 auto 24px;padding:24px 28px;background:rgba(20,27,37,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.08);border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,.15)}.progress-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.progress-top h3{font-size:.95rem;font-weight:600}.progress-top .pct{font-size:1.8rem;font-weight:700;color:var(--cyan)}.progress-bar{height:10px;background:var(--bg0);border-radius:5px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--cyan),var(--green));border-radius:5px;width:0%;transition:width .5s ease}.progress-info{display:flex;justify-content:space-between;margin-top:8px;font-size:.85rem;color:var(--muted)}.filters{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.filter{padding:12px 22px;background:rgba(255,255,255,.03);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.08);border-radius:12px;color:var(--muted);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4, 0, .2, 1);position:relative;overflow:hidden}.filter::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0,transparent 50%);opacity:0;transition:opacity .3s}.filter:hover{color:var(--txt);border-color:rgba(255,255,255,.15);background:rgba(255,255,255,.06);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.15)}.filter:hover::before{opacity:1}.filter.active{background:rgba(33,230,193,.15);border-color:rgba(33,230,193,.4);color:var(--cyan);box-shadow:0 0 20px rgba(33,230,193,.15),inset 0 1px 0 rgba(255,255,255,.1)}.filter.active.essential{background:rgba(33,230,193,.15);border-color:rgba(33,230,193,.4);color:var(--cyan);box-shadow:0 0 20px rgba(33,230,193,.15),inset 0 1px 0 rgba(255,255,255,.1)}.filter.active.advanced{background:rgba(168,85,247,.15);border-color:rgba(168,85,247,.4);color:var(--purple);box-shadow:0 0 20px rgba(168,85,247,.15),inset 0 1px 0 rgba(255,255,255,.1)}.section{padding:48px 0 24px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:24px}.section-title{font-size:1.5rem;color:var(--cyan);font-weight:700}.section-sub{color:var(--muted)}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width:1100px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width:720px){.grid-3{grid-template-columns:1fr}}.card{position:relative;background:rgba(20,27,37,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:24px;overflow:hidden;text-decoration:none;color:var(--txt);transition:all .4s cubic-bezier(.4, 0, .2, 1)}.card::before{content:'';position:absolute;left:0;top:0;width:100%;height:100%;border-radius:var(--radius);opacity:0;transition:opacity .4s;pointer-events:none;background:radial-gradient(400px circle at var(--mouse-x) var(--mouse-y),rgba(33,230,193,.15),transparent 80%);z-index:0}.card::after{content:'';position:absolute;top:0;left:0;width:200%;height:100%;background:linear-gradient(100deg,transparent 20%,rgba(255,255,255,.08) 48%,rgba(255,255,255,.08) 52%,transparent 80%);transform:translateX(-150%) skewX(-30deg);transition:transform 1s ease-out;pointer-events:none}.card:hover{transform:translateY(-3px);border-color:var(--card-color,rgba(255,255,255,.2));box-shadow:0 24px 48px rgba(0,0,0,.4),0 0 0 1px var(--card-color,transparent);text-decoration:none}.card:hover::before{opacity:1}.card:hover::after{transform:translateX(150%) skewX(-30deg)}.card-content{position:relative;z-index:1}.card-head{display:flex;gap:16px;align-items:center;margin-bottom:12px}.card-ico{width:48px;height:48px;flex:0 0 48px;display:grid;place-items:center;border-radius:12px;border:1px solid rgba(255,255,255,.1);background:var(--bg1);font-size:1.4rem;color:var(--card-color,var(--cyan))}.card-title{font-weight:700;color:#f1f5f9;font-size:1.05rem}.card-count{font-size:.8rem;color:var(--muted)}.card-desc{color:#cbd5e1;font-size:.9rem;line-height:1.5;margin-bottom:12px}.card-tags{display:flex;gap:8px}.tag{padding:4px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.1);color:#e2e8f0;background:rgba(255,255,255,.05);font-size:.8rem}.checklist-section{margin-bottom:56px;scroll-margin-top:calc(var(--header-h) + 24px)}.section-header{display:flex;gap:20px;padding:24px;margin-bottom:16px;background:rgba(16,23,32,.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);border-left:4px solid var(--sec-color);transition:all .3s ease}.section-header:hover{background:rgba(16,23,32,.75);border-color:rgba(255,255,255,.1);box-shadow:0 12px 40px rgba(0,0,0,.2)}.section-ico{width:64px;height:64px;display:grid;place-items:center;background:var(--bg2);border-radius:14px;font-size:1.8rem;color:var(--sec-color);flex-shrink:0}.section-info{flex:1}.section-info h2{font-size:1.4rem;font-weight:700;margin-bottom:8px}.section-info p{color:var(--muted);font-size:.95rem;line-height:1.7;margin-bottom:14px}.section-stats{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.stat-main{font-size:.9rem;background:var(--bg2);padding:6px 14px;border-radius:8px;color:var(--muted)}.stat-main strong{color:var(--cyan);font-weight:700}.stat-pill{font-size:.72rem;font-weight:700;padding:5px 12px;border-radius:6px}.stat-pill.essential{background:rgba(33,230,193,.15);color:var(--cyan)}.stat-pill.optional{background:rgba(251,191,36,.15);color:var(--yellow)}.stat-pill.advanced{background:rgba(168,85,247,.15);color:var(--purple)}.items-wrap{display:flex;flex-direction:column;gap:8px}.item{display:flex;align-items:flex-start;gap:14px;padding:16px 18px;background:rgba(20,27,37,.4);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.05);border-radius:14px;transition:all .3s cubic-bezier(.4, 0, .2, 1);cursor:pointer}.item:hover{background:rgba(33,230,193,.05);border-color:rgba(33,230,193,.25);transform:translateX(8px);box-shadow:0 12px 32px rgba(0,0,0,.2),0 0 20px rgba(33,230,193,.08),inset 0 1px 0 rgba(255,255,255,.05)}.item.done{opacity:.5}.item.done:hover{opacity:.7}.item.done .item-title{text-decoration:line-through;color:var(--muted)}.item-check{width:28px;height:28px;flex-shrink:0;border:2px solid var(--line);border-radius:8px;display:grid;place-items:center;color:transparent;transition:all .2s;cursor:pointer}.item:hover .item-check{border-color:var(--cyan)}.item.done .item-check{background:rgba(33,230,193,.15);border-color:rgba(33,230,193,.4);color:#fff;box-shadow:0 0 16px rgba(33,230,193,.4)}.item-body{flex:1;min-width:0}.item-title{font-weight:600;font-size:.95rem;margin-bottom:4px;transition:color .2s}.item-details{font-size:.9rem;color:var(--muted);line-height:1.7;max-height:0;overflow:hidden;transition:max-height .4s,margin .3s,padding .3s}.item-details a{color:var(--cyan)}.item.open .item-details{max-height:600px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}.item-meta{display:flex;align-items:center;gap:10px;flex-shrink:0}.badge{font-size:.7rem;font-weight:700;text-transform:uppercase;padding:5px 12px;border-radius:6px}.badge.essential{background:rgba(33,230,193,.15);color:var(--cyan)}.badge.optional{background:rgba(251,191,36,.15);color:var(--yellow)}.badge.advanced{background:rgba(168,85,247,.15);color:var(--purple)}.item-expand{width:32px;height:32px;background:var(--bg0);border:none;border-radius:8px;color:var(--muted);cursor:pointer;display:grid;place-items:center;transition:all .2s}.item:hover .item-expand{color:var(--cyan)}.item.open .item-expand i{transform:rotate(180deg)}.scroll-top{position:fixed;bottom:24px;right:24px;width:50px;height:50px;background:var(--cyan);border:none;border-radius:50%;color:var(--bg0);font-size:1.2rem;cursor:pointer;opacity:0;visibility:hidden;transition:all .3s;z-index:99;box-shadow:0 4px 20px rgba(33,230,193,.3)}.scroll-top.show{opacity:1;visibility:visible}.scroll-top:hover{transform:translateY(-3px) scale(1.05)}.reveal{opacity:1;transform:none;filter:none;transition:none}.reveal.visible{opacity:1;transform:translateY(0)}@media (max-width:820px){.nav-links .btn span{display:none}.section-header{flex-direction:column;text-align:center}.section-ico{margin:0 auto}.section-stats{justify-content:center}.item{flex-wrap:wrap}.item-meta{width:100%;justify-content:flex-end;margin-top:8px}}