.lp{--lp-w:1180px;--lp-gap:clamp(104px,13vw,188px)}.lp-hero{flex-direction:column;min-height:min(960px,100vh);margin-top:-70px;padding:70px 24px 0;display:flex;position:relative;overflow:hidden}.lp-scene{width:100%;height:100%;display:block;position:absolute;inset:0;-webkit-mask-image:linear-gradient(90deg,#00000047,#000 54%);mask-image:linear-gradient(90deg,#00000047,#000 54%)}.lp-hero:after{content:"";background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;height:150px;position:absolute;bottom:0;left:0;right:0}.lp-hero-in{z-index:1;width:100%;max-width:var(--lp-w);margin:auto;padding:40px 0 24px;position:relative}.lp-hero h1{letter-spacing:-.04em;max-width:11.5em;margin:0 0 26px;font-size:clamp(36px,4.7vw,66px);font-weight:700;line-height:1.02}.lp-hero h1 .w{display:inline-block}.lp-hero .lead{max-width:31em;margin:0 0 30px;font-size:clamp(17px,1.4vw,20px)}.lp-hero .hero-note{color:var(--ink-3);max-width:34em;margin:16px 0 0;font-size:13.5px}.lp-hero-foot{z-index:1;width:100%;max-width:var(--lp-w);font-family:var(--font-mono);color:var(--ink-3);justify-content:flex-end;align-items:flex-end;gap:24px;margin:0 auto;padding:0 0 34px;font-size:12.5px;line-height:1.6;display:flex;position:relative}.lp-hero-foot p{margin:0}.lp-hud{text-align:right;justify-items:end;display:grid}.lp-hud b{min-width:2.6em;color:var(--sun);font-variant-numeric:tabular-nums;font-weight:500;display:inline-block}.lp-band{max-width:var(--lp-w);padding:var(--lp-gap) 24px 0;margin:0 auto}.lp-intro h2{letter-spacing:-.04em;margin:0 0 20px;font-size:clamp(34px,4.5vw,60px);font-weight:700;line-height:1.03}.lp-intro p{color:var(--ink-2);max-width:32em;margin:0 0 12px;font-size:clamp(17px,1.5vw,20px);line-height:1.55}.lp-center{text-align:center;max-width:860px;margin:0 auto}.lp-center p{margin-inline:auto}.lp-split{grid-template-columns:minmax(0,400px) minmax(0,1fr);align-items:center;gap:64px;display:grid}.lp-flip{grid-template-columns:minmax(0,1fr) minmax(0,400px)}.lp-flip>.lp-intro{order:2}.lp-top{align-items:start}.lp-split .lp-intro h2{font-size:clamp(32px,3.6vw,48px)}.lp-more{color:var(--accent);align-self:flex-start;font-size:15px;text-decoration:none}.lp-more:after{content:" →"}.lp-more:hover{text-decoration:underline}.lp-type{background:var(--t-lesson-soft);color:var(--t-lesson);white-space:nowrap;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:600;line-height:1.5}.lp-doors{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:48px 0 0;padding:0;list-style:none;display:grid}.lp-door{border:1px solid var(--line);background:var(--surface);border-radius:28px;flex-direction:column;min-height:480px;padding:28px 28px 30px;display:flex}.lp-piece{border-bottom:1px solid var(--line);flex-direction:column;flex:none;justify-content:center;height:236px;margin:0 0 26px;padding:0 0 26px;display:flex}.lp-door h3{letter-spacing:-.02em;margin:0 0 10px;font-size:26px;line-height:1.15}.lp-door>p{color:var(--ink-2);flex:1;margin:0 0 18px;font-size:16px;line-height:1.6}.lp-route{margin:0;padding:0;list-style:none;display:grid}.lp-route li{color:var(--ink-2);padding:7px 0 7px 28px;font-size:15px;line-height:1.4;position:relative}.lp-route li:after{content:"";background:var(--line);width:2px;position:absolute;top:22px;bottom:-12px;left:8px}.lp-route li:last-child:after{display:none}.lp-route li:before{content:"";z-index:1;box-sizing:border-box;border:2px solid var(--accent);background:var(--surface);border-radius:50%;width:12px;height:12px;position:absolute;top:11px;left:3px}.lp-route li:first-child{color:var(--ink)}.lp-route li:first-child:before{background:var(--accent)}.lp-talk{gap:8px}.lp-talk>span{color:var(--ink-3);font-size:12.5px}.lp-talk .lp-say{align-self:flex-start;margin:0 0 8px}.lp-vague{background:var(--surface-2);color:var(--ink-3)}.lp-handy{gap:12px;margin:0;padding:0;list-style:none;display:grid}.lp-handy li{align-items:baseline;gap:10px;font-size:15px;line-height:1.4;display:flex}.lp-handy .lp-type{background:var(--surface-2);color:var(--ink-2)}.lp-handy a{color:var(--ink);text-decoration:none}.lp-handy a:hover{color:var(--accent)}.lp-rows{gap:24px;margin:56px 0 0;padding:0;list-style:none;display:grid}.lp-row{border:1px solid var(--line);background:var(--surface);border-radius:28px;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);align-items:center;gap:56px;padding:28px;display:grid}.lp-row:nth-child(2n) .lp-mini{order:-1}.lp-row-t{flex-direction:column;padding:8px 12px;display:flex}.lp-row h3{letter-spacing:-.03em;margin:0 0 14px;font-size:clamp(24px,2.7vw,36px);line-height:1.1}.lp-row p{color:var(--ink-2);max-width:30em;margin:0 0 20px;font-size:17px;line-height:1.6}.lp-mini{aspect-ratio:16/10;border:1px solid var(--line);background:var(--bg);border-radius:18px;width:100%;display:block}.lp-win{border:1px solid var(--line);background:var(--surface);border-radius:20px;min-width:0;margin-top:56px;overflow:hidden;box-shadow:0 40px 120px #00000080}.lp-tabs{background:var(--bg);border-bottom:1px solid var(--line);gap:4px;padding:8px;display:flex;overflow-x:auto}.lp-tab{min-width:max-content;color:var(--ink-2);font:inherit;text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:12px;flex:1;gap:1px;padding:10px 16px;display:grid}.lp-tab b{font-size:16px;font-weight:600}.lp-tab span{color:var(--ink-3);font-size:12.5px}.lp-tab:hover{background:var(--surface-2);color:var(--ink)}.lp-tab[aria-selected=true]{background:var(--surface);border-color:var(--line);color:var(--accent)}.lp-panel{max-width:860px;margin:0 auto;padding:34px 28px 24px}.lp-panel[hidden]{display:none}.lp-panel .lab{background:0 0;border:0;border-radius:0;margin:0;padding:0}.lp-from{font-family:var(--font-ui);border-top:1px solid var(--line);margin:18px 0 0;padding-top:14px;font-size:14px;line-height:1.4}.lp-from a{color:var(--accent);text-decoration:none}.lp-from a:after{content:" →"}.lp-from a:hover{text-decoration:underline}.lp-sheet{background:var(--surface);min-width:0;color:var(--ink);transform-origin:50% 100%;border-radius:16px;padding:36px 44px 28px;position:relative;box-shadow:0 40px 110px #00000080}.lp-sheet-head{font-family:var(--font-ui);color:var(--ink-3);align-items:center;gap:10px;margin:0 0 20px;font-size:13.5px;display:flex}.lp-sheet .doc>h2:first-child{margin-top:0}.lp-q{margin-top:28px}.lp-q-label{font-family:var(--font-ui);color:var(--ink-3);margin:0 0 6px;font-size:13.5px}.lp-notes{gap:22px;margin:34px 0 0;padding:0;list-style:none;display:grid}.lp-notes li{border-left:2px solid var(--line);padding-left:18px}.lp-notes b{margin:0 0 4px;font-size:17px;display:block}.lp-notes span{color:var(--ink-2);font-size:15px;line-height:1.55;display:block}.lp-tracks{grid-template-columns:minmax(0,1fr);gap:36px;margin-top:64px;display:grid}.lp-track h3{letter-spacing:.09em;text-transform:uppercase;color:var(--dir,var(--ink-3));margin:0 0 14px;font-size:13px;font-weight:600}.lp-track ul{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.lp-course{box-sizing:border-box;border:1px solid var(--line);background:var(--surface);height:100%;color:var(--ink);border-radius:18px;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:2px 14px;padding:14px 16px;text-decoration:none;transition:border-color .15s,transform .15s;display:grid}.lp-course:hover{border-color:var(--dir,var(--accent));transform:translateY(-2px)}.lp-course .cover{border-radius:12px;grid-row:span 2;width:48px}.lp-course-t{align-self:end;font-size:16px;font-weight:600;line-height:1.25}.lp-course-m{color:var(--ink-3);align-self:start;font-size:13.5px}.lp-under .lp-more{font-size:16px}.lp-nums{text-align:center;flex-wrap:wrap;justify-content:space-between;gap:40px 24px;margin:64px 0 0;padding:0;list-style:none;display:flex}.lp-nums b{letter-spacing:-.055em;white-space:nowrap;font-variant-numeric:tabular-nums;background:linear-gradient(180deg,var(--ink) 30%,var(--accent));color:#0000;-webkit-background-clip:text;background-clip:text;font-size:clamp(44px,5.5vw,80px);font-weight:700;line-height:1;display:block}.lp-nums li>span{color:var(--ink-3);margin-top:12px;font-size:17px;display:block}.lp-toc{border-bottom:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px;margin-top:80px;display:grid}.lp-shelf{border-top:1px solid var(--line);padding:22px 0 24px}.lp-shelf h3{letter-spacing:-.015em;margin:0 0 6px;font-size:22px;line-height:1.25}.lp-shelf h3 a{color:inherit;text-decoration:none}.lp-shelf h3 a:hover{color:var(--accent)}.lp-shelf-p{color:var(--ink-2);margin:0;font-size:15.5px;line-height:1.7}.lp-shelf-p i{opacity:.6;font-style:normal}.lp-line{max-width:1000px;height:120px;margin:72px auto 0;position:relative}.lp-line:before,.lp-line-run{content:"";background:var(--line);border-radius:3px;height:3px;position:absolute;top:40px;left:0;right:0}.lp-line-run{background:linear-gradient(90deg,var(--sun),var(--accent) 22%);transform-origin:0}.lp-day{left:var(--x);font-family:var(--font-mono);color:var(--ink-2);white-space:nowrap;justify-items:center;gap:14px;font-size:14px;display:grid;position:absolute;top:31px;transform:translate(-50%)}.lp-day b{box-sizing:border-box;background:var(--bg);border:3px solid var(--accent);border-radius:50%;width:20px;height:20px}.lp-day:first-of-type b{background:var(--sun);border-color:var(--sun)}.lp-under{text-align:center;max-width:38em;color:var(--ink-3);margin:28px auto 0;font-size:16px;line-height:1.6}.lp-flow{border:1px solid var(--line);background:var(--surface);border-radius:24px;gap:14px;min-width:0;padding:28px 30px 32px;display:grid;box-shadow:0 40px 120px #00000080}.lp-flow p{margin:0}.lp-flow-h{color:var(--ink-3);font-size:13px}.lp-say{background:var(--accent-soft);max-width:26em;color:var(--ink);border-radius:16px 16px 4px;justify-self:end;padding:11px 16px;font-size:16px;line-height:1.45}.lp-call{font-family:var(--font-mono);color:var(--ink-3);overflow-wrap:anywhere;font-size:13.5px;line-height:1.5}.lp-call b{color:var(--accent);font-weight:500}.lp-ans{background:var(--surface-2);max-width:34em;color:var(--ink);border-radius:16px 16px 16px 4px;padding:14px 16px;font-size:16px;line-height:1.55}.lp-ans a{color:var(--accent);white-space:nowrap}.lp-ans a:after{content:" →"}.lp-pipe{margin:64px 0 0;position:relative}.lp-pipe:before,.lp-pipe-run{content:"";background:var(--line);border-radius:2px;height:2px;position:absolute;top:9px;left:0;right:0}.lp-pipe-run{background:var(--accent);transform-origin:0}.lp-pipe ol{counter-reset:lp-pipe;grid-template-columns:repeat(6,minmax(0,1fr));gap:0 24px;margin:0;padding:0;list-style:none;display:grid;position:relative}.lp-pipe li{counter-increment:lp-pipe;padding:38px 0 0;position:relative}.lp-pipe li:before{content:"";box-sizing:border-box;background:var(--bg);border:2px solid var(--accent);border-radius:50%;width:20px;height:20px;position:absolute;top:0;left:0}.lp-pipe b{margin:0 0 8px;font-size:19px;line-height:1.25;display:block}.lp-pipe b:before{content:counter(lp-pipe);font-family:var(--font-mono);color:var(--accent);margin:0 0 6px;font-size:13px;font-weight:400;display:block}.lp-pipe span{color:var(--ink-2);font-size:15px;line-height:1.55;display:block}.lp-final{margin-top:var(--lp-gap);border-top:1px solid var(--line);text-align:center;padding:clamp(96px,12vw,170px) 24px clamp(72px,8vw,110px);position:relative;overflow:hidden}.lp-final:before{content:"";pointer-events:none;background:radial-gradient(closest-side,#f0ae4533,#f0ae4500);width:1200px;height:520px;position:absolute;top:0;left:50%;transform:translate(-50%,-52%)}.lp-final:after{content:"";transform-origin:50% 0;pointer-events:none;background:repeating-linear-gradient(90deg,#8080ff6b 0 1px,#0000 1px 72px),repeating-linear-gradient(0deg,#8080ff6b 0 1px,#0000 1px 72px);height:300px;position:absolute;top:0;left:-30%;right:-30%;transform:perspective(420px)rotateX(-58deg);-webkit-mask-image:linear-gradient(#000,#0000 82%);mask-image:linear-gradient(#000,#0000 82%)}.lp-final-in{z-index:1;max-width:var(--lp-w);margin:0 auto;position:relative}.lp-final h2{letter-spacing:-.045em;max-width:11em;margin:0 auto 22px;font-size:clamp(40px,6.2vw,88px);font-weight:700;line-height:1}.lp-final-in>p{color:var(--ink-2);margin:0 0 32px;font-size:clamp(17px,1.5vw,20px)}.lp-final .btn-row{justify-content:center}@media (width<=1100px){.lp-pipe:before,.lp-pipe-run{display:none}.lp-pipe ol{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:40px}}@media (width<=980px){.lp-split,.lp-flip{grid-template-columns:minmax(0,1fr);gap:36px}.lp-flip>.lp-intro{order:0}.lp-doors{grid-template-columns:minmax(0,1fr)}.lp-door{min-height:0}.lp-piece{height:auto;padding-top:4px}.lp-row{grid-template-columns:minmax(0,1fr);gap:24px}.lp-row:nth-child(2n) .lp-mini{order:0}.lp-nums{justify-content:center;column-gap:56px}.lp-toc{grid-template-columns:minmax(0,1fr)}.lp-line{margin-inline:28px}}@media (width<=759px){.lp-hero{min-height:0;padding:70px 16px 0}.lp-hero-in{margin:0 auto;padding:32px 0 300px}.lp-scene{-webkit-mask-image:linear-gradient(#0000002e,#000 58%);mask-image:linear-gradient(#0000002e,#000 58%)}.lp-hero-foot{padding-bottom:22px}.lp-hud{display:none}.lp-band{padding-inline:16px}.lp-tracks{gap:26px;margin-top:40px}.lp-track ul{scroll-snap-type:x mandatory;scrollbar-width:none;gap:10px;margin-inline:-16px;padding:2px 16px 6px;scroll-padding-inline:16px;display:flex;overflow-x:auto}.lp-track ul::-webkit-scrollbar{display:none}.lp-track li{scroll-snap-align:start;flex:0 0 78%}.lp-door,.lp-row{border-radius:22px;padding:20px}.lp-row-t{padding:0}.lp-panel{padding:18px 14px 14px}.lp-sheet{padding:22px 18px 18px}.lp-flow{border-radius:20px;padding:18px 16px 20px}.lp-pipe ol{grid-template-columns:minmax(0,1fr);gap:26px}.lp-nums{column-gap:36px}.lp-line{height:96px;margin-top:48px}.lp-day{gap:10px;font-size:11px}.lp-day b{width:16px;height:16px}.lp-final{padding-inline:16px}}@keyframes lp-rise{0%{opacity:0;transform:translateY(.42em)}to{opacity:1;transform:none}}@keyframes lp-in{0%{opacity:0;transform:translateY(34px)}to{opacity:1;transform:none}}@keyframes lp-lay{0%{opacity:.35;transform:perspective(1400px)rotateX(13deg)translateY(46px)}to{opacity:1;transform:none}}@keyframes lp-grow{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes lp-fade{0%{opacity:0}to{opacity:1}}@media (prefers-reduced-motion:no-preference){.lp-hero h1 .w{animation:.8s cubic-bezier(.2,.75,.2,1) both lp-rise;animation-delay:calc(var(--i)*70ms + .12s)}.lp-hero .lead{animation:.8s cubic-bezier(.2,.75,.2,1) .62s both lp-rise}.lp-hero .btn-row{animation:.8s cubic-bezier(.2,.75,.2,1) .74s both lp-rise}.lp-hero .hero-note{animation:.8s cubic-bezier(.2,.75,.2,1) .86s both lp-rise}.lp-hero-foot{animation:1s 1.5s both lp-fade}.lp-panel:not([hidden]){animation:.28s lp-fade}.seq>*{opacity:0;transform:translateY(10px)}.seq.in>*{opacity:1;transition:opacity .5s,transform .5s;transform:none}.seq.in>:nth-child(2){transition-delay:.35s}.seq.in>:nth-child(3){transition-delay:1s}.seq.in>:nth-child(4){transition-delay:1.5s}.seq.in>:nth-child(5){transition-delay:2.1s}.seq.in>:nth-child(6){transition-delay:2.4s}@supports (animation-timeline:view()){.lp-reveal{animation:linear both lp-in view();animation-range:entry entry 55%}.lp-sheet{animation:linear both lp-lay view();animation-range:entry cover 34%}.lp-line-run{animation:linear both lp-grow view();animation-range:entry 90% cover 60%}.lp-pipe-run{animation:linear both lp-grow view();animation-range:entry 100% cover 55%}}}