.phase-page{--phase-night:#080c16;--phase-ink:#132039;--phase-muted:#5c6b83;--phase-paper:#eeece6;--phase-paper-ink:#252622;--phase-paper-muted:#62645e;--phase-silver:#dddeda;background:var(--phase-night);color:#f4f6fd;font-family:"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif}
.phase-page *{box-sizing:border-box}.phase-page a{text-underline-offset:5px}.phase-page .phase-main{max-width:none;margin:0;padding:0;overflow:clip}.phase-page h1,.phase-page h2,.phase-page h3,.phase-page p{margin-top:0}.phase-page h2{font-weight:500}.phase-page section[id]{scroll-margin-top:28px}.phase-footer span{margin-top:0}.motion-control:disabled{opacity:.75;cursor:default;border-color:transparent}
.phase-page .cover-bottom-controls{justify-content:flex-end}
.phase-page .phase-header{height:96px;max-width:1600px;padding:0 5.5%;border:0;color:#f7f9ff;background:var(--phase-night);position:relative;z-index:2}.phase-page .company-brand{color:#f7f9ff;font-size:20px;letter-spacing:1.5px}.phase-page .brand small{color:#9faec7;letter-spacing:3px;margin-top:4px}.phase-page .brand-mark-echo{mix-blend-mode:screen;filter:invert(1)}.phase-page .main-nav{gap:30px;font-size:14px}.phase-page .main-nav a{color:#c1cbe0}.phase-page .main-nav a:hover{color:white}.phase-page .main-nav .design-switch{display:none}.phase-page .main-nav .nav-workspace{border:1px solid #65718b;border-radius:5px;padding:10px 16px;color:white}.nav-workspace span{margin-left:14px}.skip-link{position:absolute;top:-70px;left:20px;z-index:10;background:white;color:#111;padding:12px}.skip-link:focus{top:12px}
.phase-cover{position:relative;isolation:isolate;min-height:730px;min-height:max(730px,calc(100svh - 96px));max-height:1180px;display:flex;align-items:center;padding:70px 5.5% 155px;overflow:hidden;background:var(--phase-night)}.cover-art{position:absolute;z-index:-3;inset:0;width:100%;height:100%;object-fit:contain;object-position:right center;animation:phase-drift 12s ease-in-out infinite alternate;transform-origin:70% 50%}.cover-shade{position:absolute;z-index:-2;inset:0;background:linear-gradient(90deg,#080c16e8 0%,#080c16bb 25%,#080c1640 48%,transparent 72%),linear-gradient(0deg,#080c16 0%,transparent 28%,transparent 88%,#080c1650 100%)}.cover-copy{max-width:670px;position:relative}.section-kicker{font-family:"SFMono-Regular",Consolas,monospace;font-size:12px;line-height:1.7;letter-spacing:1.8px;font-weight:400;color:#9caccc;display:flex;gap:12px;align-items:center}.signal-pin{width:6px;height:6px;flex-shrink:0;background:#c5c8c1;border-radius:50%;box-shadow:0 0 14px #c5c8c140}.cover-copy h1{font-size:clamp(48px,5.65vw,88px);line-height:1.2;font-weight:480;letter-spacing:-3px;margin:34px 0 28px}.cover-copy h1 span{color:#b9bcb8}.cover-description{font-size:18px;line-height:1.9;letter-spacing:.8px;color:#aab7d0;margin-bottom:34px}.cover-actions{display:flex;align-items:center;gap:30px;flex-wrap:wrap}.phase-button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;min-height:52px;padding:15px 22px;font-size:14px;font-weight:500;text-decoration:none;border:1px solid transparent;border-radius:5px;transition:background .2s,transform .2s}.phase-button:hover{transform:translateY(-2px)}.phase-button.light{background:var(--phase-paper);color:var(--phase-paper-ink)}.phase-button.light:hover{background:#fff}.phase-button.silver{background:var(--phase-silver);color:var(--phase-paper-ink)}.phase-button.silver:hover{background:#f1f1ee}.quiet-link{font-size:14px;color:#c3cee3;text-decoration:none;padding:14px 0}.quiet-link span{margin-left:14px}.quiet-link:hover{color:#fff}.cover-bottom{position:absolute;bottom:32px;left:5.5%;right:5.5%;display:flex;align-items:end;justify-content:space-between;gap:24px;border-top:1px solid #c5d6ff26;padding-top:22px}.cover-bottom p{font-size:14px;line-height:1.8;letter-spacing:.4px;margin:0;color:#cad3e5}.cover-bottom p span{font-size:12px;color:#8f9bb4}.cover-controls{display:flex;align-items:center;gap:28px}.motion-control{color:#a6b3cc;background:transparent;border:0;border-bottom:1px solid #6f7f9a;padding:6px 0;font-size:12px;cursor:pointer}.scroll-cue{color:#d2dcee;font-size:14px;text-decoration:none}.scroll-cue span{display:inline-block;margin-left:28px;font-size:22px}
.light-section{background:#f5f6f8;color:var(--phase-ink)}.phase-intro{padding:112px 7% 0}.light-section .section-kicker{color:#62728c}.intro-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:start;margin:42px 0 72px}.intro-grid h2{font-size:clamp(34px,4vw,59px);line-height:1.4;letter-spacing:-1.5px;margin:0}.intro-grid h2 span{color:#8c98ab}.intro-copy>p:first-child{font-size:24px;line-height:1.7;letter-spacing:.2px;margin:0 0 23px}.intro-copy .intro-detail{font-size:16px;line-height:1.9;color:var(--phase-muted);max-width:430px;margin:0}.research-strip{display:flex;align-items:center;gap:25px;border-top:1px solid #ccd3de;padding:25px 0;color:#526680;font-size:14px;letter-spacing:.5px}.research-strip i{color:#b4bdcc;font-style:normal}.strip-end{margin-left:auto;font:12px "SFMono-Regular",Consolas,monospace;letter-spacing:1px;color:#7b8ba3}
.phase-product{padding:76px 7% 30px;background:#101829;color:#f5f7fb;border-top:1px solid #24324a}.product-top{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid #ffffff24;padding-bottom:20px}.product-top .section-kicker{margin:0}.product-status{display:flex;gap:8px;align-items:center;font-size:12px;color:#aebbd4}.product-status i{width:5px;height:5px;border-radius:50%;background:#bfc3bf}.product-grid{display:grid;grid-template-columns:.8fr 1.4fr;gap:70px;align-items:center;padding:60px 0}.product-copy h2{font-size:64px;line-height:1.1;letter-spacing:-2px;margin:0 0 35px}.product-copy h2>span{display:block;font-size:12px;letter-spacing:7px;line-height:1.8;color:#8d9fbd;margin:12px 0 0 4px;font-family:"SFMono-Regular",Consolas,monospace}.product-copy h3{font-size:28px;line-height:1.6;font-weight:450;letter-spacing:-.5px;margin-bottom:18px}.product-copy>p{font-size:16px;line-height:1.9;color:#9daccc;margin-bottom:28px}.product-history{display:block;color:#c3c7c9;font-size:14px;text-decoration:none;margin-top:22px;width:max-content}.product-history span{margin-left:22px}.signal-display{min-width:0;border:1px solid #34415b;background:#141f33;box-shadow:0 32px 65px #00000020;border-radius:10px;padding:28px 28px 24px}.signal-heading{display:flex;gap:18px;justify-content:space-between;align-items:center}.tiny-label{font:12px "SFMono-Regular",Consolas,monospace;letter-spacing:1.2px;color:#8c9fbf}.signal-heading h3{font-size:20px;font-weight:400;letter-spacing:.3px;margin:14px 0 0}.signal-chip{font-size:12px;padding:6px 10px;border:1px solid #6c809d70;border-radius:4px;color:#a5b6d1;white-space:nowrap}.signal-caption{display:flex;align-items:center;gap:22px;margin:32px 0 14px;font-size:12px;color:#a8b8d2}.signal-caption>span:last-child{margin-left:auto;color:#8598b8}.signal-caption i{display:inline-block;width:15px;height:2px;vertical-align:middle;margin-right:7px}.legend-predicted{background:#78a6ff}.legend-actual{background:#b4c6e6}.signal-display svg{display:block;width:100%;height:auto;overflow:visible;min-height:150px}.signal-date{color:#91a3c1;font-size:12px;line-height:1.8;margin:10px 0 22px;min-height:22px}.signal-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;border-top:1px solid #42567770;padding-top:22px}.signal-facts strong{display:block;font-size:37px;font-weight:400;letter-spacing:-1.5px;font-family:"Helvetica Neue",sans-serif}.signal-facts strong small{font-size:14px;font-weight:400;letter-spacing:0;margin-left:7px;color:#9fb1cd}.signal-facts>div>span{display:block;font-size:12px;color:#8c9fbe;margin-top:7px}.product-boundary{font-size:12px;line-height:1.8;color:#94a4c0;border-top:1px solid #ffffff1c;padding-top:20px;margin-bottom:0}
.phase-method{padding:108px 7% 106px}.method-heading{display:grid;grid-template-columns:.8fr 1.5fr;gap:70px;padding-bottom:62px}.method-heading h2{font-size:clamp(29px,3.3vw,48px);line-height:1.45;letter-spacing:-1px;margin:0}.method-heading h2 span{color:#8b98ad}.method-row{display:grid;grid-template-columns:70px 1fr 1.65fr 40px;gap:32px;align-items:center;padding:32px 0;border-top:1px solid #ccd4e0}.method-row:last-child{border-bottom:1px solid #ccd4e0}.method-index{font-size:15px;color:#8492a8;font-family:monospace}.method-en{font:12px "SFMono-Regular",Consolas,monospace;letter-spacing:2px;color:#6d7d97;margin:0 0 10px}.method-row h3{font-size:26px;font-weight:450;letter-spacing:-.3px;margin:0}.method-row>p{font-size:16px;line-height:1.9;color:#65768e;margin:0}.method-arrow{font-size:29px;font-weight:300;color:#7187ab;justify-self:end}
.phase-closing{background:var(--phase-paper);color:var(--phase-paper-ink);display:flex;justify-content:space-between;align-items:end;gap:45px;padding:74px 7% 84px}.phase-closing .section-kicker{color:var(--phase-paper-muted)}.phase-closing h2{font-size:clamp(36px,4.4vw,66px);letter-spacing:-1.5px;line-height:1.3;margin:24px 0 0;font-weight:450}.closing-link{display:flex;gap:38px;align-items:center;font-size:18px;text-decoration:none;white-space:nowrap;color:inherit;padding-bottom:10px}.closing-arrow{display:grid;place-items:center;border:1px solid #85877f;border-radius:50%;width:78px;height:78px;font-size:35px;transition:background .2s,color .2s,transform .2s}.closing-link:hover .closing-arrow{background:var(--phase-paper-ink);color:#f4f3ef;transform:translate(3px,-3px)}
.phase-footer{padding:48px 5.5% 0;background:#080c16;overflow:hidden}.footer-meta{display:flex;justify-content:space-between;align-items:start;gap:26px}.footer-meta p{font-size:15px;line-height:1.9;letter-spacing:.7px;color:#d3dcef;margin:0}.footer-meta p span{font-size:12px;color:#8998b3}.version-links{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:12px;color:#8795ae}.version-links>a{color:#bcc8dc;text-decoration:none;padding:6px 0}.version-links>a:hover,.version-links>a[aria-current]{color:white}.version-links>span{color:#7383a0}.footer-boundary{font-size:12px;line-height:1.9;color:#8695ae;max-width:900px;margin:26px 0 34px}.footer-signature{font-size:clamp(40px,14.2vw,250px);font-weight:500;line-height:1;letter-spacing:-.065em;white-space:nowrap;color:#192235;margin:0 0 -.07em -.03em;user-select:none}
.method-item{display:block}.method-item:last-child{border-bottom:1px solid #ccd4e0}.method-item>.method-row{color:inherit;list-style:none;cursor:pointer;touch-action:manipulation}.method-row::-webkit-details-marker{display:none}.method-row .method-en{display:block}.method-title{display:block;font-size:26px;font-weight:450;letter-spacing:-.3px}.method-description{font-size:16px;line-height:1.9;color:#65768e}.method-row:hover,.method-row:focus-visible{background:#eaecef}.method-row:focus-visible{outline:2px solid var(--phase-paper-ink);outline-offset:6px}.method-row:hover .method-title,.method-row:focus-visible .method-title{text-decoration:underline;text-underline-offset:6px}.method-toggle{justify-self:end;font-size:29px;font-weight:300;color:#7187ab}.method-toggle:before{content:"+"}.method-item[open] .method-toggle:before{content:"−"}.method-detail{padding:0 72px 28px 102px;max-width:1050px;color:#536278;font-size:16px;line-height:1.9}.method-detail p{margin:0 0 14px}.method-detail p:last-child{margin-bottom:0}
.phase-page button:focus-visible,.phase-page a:focus-visible{outline:2px solid #c4c7c1;outline-offset:6px}.phase-page .light-section a:focus-visible,.phase-page .phase-closing a:focus-visible{outline-color:var(--phase-paper-ink)}.reveal.is-pending{opacity:0;transform:translateY(26px)}.reveal{transition:opacity .7s ease,transform .7s ease}.phase-page.motion-paused *{animation-play-state:paused!important}.phase-page.motion-paused .reveal{transition:none!important}@keyframes phase-drift{from{transform:scale(1.015) translateY(-.5%)}to{transform:scale(1.045) translateY(.7%)}}
@media(min-width:1700px){.cover-copy{margin-left:2vw}.phase-intro,.phase-product,.phase-method,.phase-closing{padding-left:max(7%,calc((100vw - 1460px)/2));padding-right:max(7%,calc((100vw - 1460px)/2))}}
@media(max-width:1100px){.phase-page .phase-header{padding:0 4%;height:90px}.phase-page .main-nav{gap:20px}.phase-cover{padding-left:5%;padding-right:5%;min-height:720px}.cover-copy h1{font-size:60px;letter-spacing:-2px}.cover-copy{max-width:570px}.cover-shade{background:linear-gradient(90deg,#080c16f0,#080c16b0 34%,#080c1630 70%,transparent)}.intro-grid,.product-grid,.method-heading{gap:40px}.product-grid{grid-template-columns:.75fr 1.35fr}.signal-display{padding:22px 20px}.tiny-label{font-size:12px;letter-spacing:.3px}.signal-heading{flex-wrap:wrap}.method-row{grid-template-columns:36px 1fr 1.6fr 28px;gap:24px}.strip-end{display:none}.phase-closing{gap:35px}}
@media(max-width:800px){.phase-page .phase-header{height:auto;min-height:90px;padding:22px 6%;flex-wrap:wrap;gap:18px}.phase-page .company-brand{font-size:19px}.phase-page .main-nav{width:auto;gap:18px;margin-left:auto}.phase-page .main-nav>a:not(.nav-workspace){display:none}.phase-page .main-nav .nav-workspace{padding:9px 12px;font-size:12px}.phase-cover{min-height:900px;min-height:max(900px,105svh);max-height:none;align-items:start;padding:40px 6% 170px}.cover-copy{max-width:100%}.cover-copy h1{font-size:clamp(43px,7.5vw,68px);letter-spacing:-1.6px;margin-top:27px}.cover-copy .section-kicker{font-size:12px;letter-spacing:.8px}.cover-description{font-size:16px;margin-bottom:23px}.cover-actions{gap:24px}.cover-art{top:38%;height:54%;width:185%;left:-70%;object-fit:contain;object-position:center bottom}.cover-shade{background:linear-gradient(180deg,#080c16 0%,#080c16fa 29%,#080c1670 47%,transparent 66%,#080c16dc 94%)}.cover-bottom{left:6%;right:6%;bottom:25px;align-items:start}.cover-controls{flex-direction:column;align-items:end;gap:12px}.scroll-cue span{margin-left:12px}.phase-intro{padding:70px 7% 0}.intro-grid{grid-template-columns:1fr;gap:30px;margin:30px 0 45px}.intro-grid h2{font-size:43px}.intro-copy>p:first-child{font-size:21px}.intro-copy .intro-detail{max-width:600px}.research-strip{gap:15px;font-size:12px;padding:22px 0;flex-wrap:wrap}.phase-product{padding:54px 7% 24px}.product-grid{grid-template-columns:1fr;gap:42px;padding:42px 0}.product-copy h2{font-size:57px;margin-bottom:25px}.product-copy h3{font-size:28px}.product-copy h3 br{display:none}.product-copy .phase-button{margin-right:25px}.product-history{display:inline-block}.product-top{align-items:start}.product-status{font-size:12px;line-height:1.7;max-width:140px}.product-top .section-kicker{font-size:12px;letter-spacing:1px}.phase-method{padding:70px 7%}.method-heading{grid-template-columns:1fr;gap:22px;padding-bottom:35px}.method-heading h2{font-size:34px}.method-row{grid-template-columns:30px 1fr 24px;gap:18px;padding:27px 0}.method-row>p{grid-column:2;grid-row:2;font-size:14px}.method-arrow{grid-column:3;grid-row:1}.method-row h3{font-size:24px}.phase-closing{padding:60px 7%;align-items:start;flex-direction:column;gap:35px}.phase-closing h2{font-size:43px}.closing-link{font-size:16px;gap:24px}.closing-arrow{width:56px;height:56px;font-size:28px}.footer-meta{flex-direction:column}.phase-footer{padding-top:35px}.version-links{gap:15px}.footer-signature{font-size:14.2vw}.footer-boundary{margin-bottom:30px}}
@media(max-width:430px){.phase-page .brand-mark-echo{width:36px;height:36px;flex-basis:36px}.phase-page .brand-mark-echo img{width:167.563636px;height:111.70909px;left:-23.563636px;top:-18.10909px}.phase-page .company-brand{font-size:16px;letter-spacing:1px}.phase-page .brand small{font-size:12px;letter-spacing:2px}.nav-workspace span{margin-left:6px}.phase-page .phase-header{padding:20px 5%;gap:12px}.phase-page .main-nav{gap:0}.phase-cover{padding-top:30px;min-height:890px}.cover-copy h1{font-size:43px}.cover-copy .section-kicker{font-size:12px;letter-spacing:0}.cover-actions{gap:18px}.phase-button{gap:26px;padding:14px 17px}.quiet-link{font-size:12px}.cover-bottom p{font-size:12px}.scroll-cue{font-size:12px}.signal-display{padding:23px 15px}.signal-caption{gap:12px;font-size:12px}.signal-facts{gap:12px}.signal-facts strong{font-size:30px}.signal-facts strong small{font-size:12px;margin-left:5px}.intro-grid h2{font-size:36px}.method-heading h2{font-size:29px}.phase-closing h2{font-size:36px}.research-strip{gap:10px}.version-links{gap:13px}}
@media(max-width:1100px){.method-detail{padding-left:60px;padding-right:52px}}
@media(max-width:800px){.method-description{grid-column:2;grid-row:2;font-size:14px}.method-toggle{grid-column:3;grid-row:1}.method-title{font-size:24px}.method-detail{padding-left:48px;padding-right:0}}
@media(prefers-reduced-motion:reduce){.phase-page *{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal.is-pending{opacity:1;transform:none}}
.signal-caption i{width:26px;height:0;border-top:2.6px dashed currentColor;background:none}
.signal-caption .legend-predicted{color:#86b6f2}
.signal-caption .legend-actual{color:#f2a65a;border-top:3px solid currentColor}