/* Open, layered technical diagrams: a drawing on the page, paired with readable explanations. */
.tech-section{position:relative;padding:90px 0 100px;background:#04050b;border-bottom:1px solid #aaa0ca15;scroll-margin-top:32px}
.tech-layout{display:grid;grid-template-columns:1.07fr 1fr;gap:72px;align-items:center}
.tech-visual{margin:0;min-width:0;position:relative;padding:0}
.tech-visual:before{content:"";position:absolute;inset:12% 5% 8%;background:radial-gradient(ellipse,#5e487016,transparent 64%);pointer-events:none}
.stack-diagram{position:relative;display:block;width:100%;height:auto;overflow:visible;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif}
.stack-layer{transition:filter .5s;opacity:1}
.stack-layer.is-focused{opacity:1}
.stack-layer.is-focused .plate-edge,.stack-layer.is-focused .ps-outline{stroke-width:1.4;filter:drop-shadow(0 0 1.5px #b293e94d)}


.tech-copy{padding:10px 0 0;min-width:0}
.tech-copy .eyebrow{font-size:11px;color:#ab95c5;letter-spacing:2.2px}
.tech-copy h2{font-size:clamp(32px,3.15vw,45px);font-weight:500;line-height:1.35;letter-spacing:-1.2px;margin:20px 0 14px}
.tech-subtitle{font-size:17px;line-height:1.65;color:#d4cbdc;margin-bottom:27px}
.tech-description{font-size:15px;line-height:1.95;color:#9793a5;max-width:550px}
.tech-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:40px 0 0;border-bottom:1px solid #9b94b859;padding-bottom:13px}
.tech-tab{padding:12px 5px;font-size:14px;font-weight:400;line-height:1.4;color:#898298;background:transparent;border:1px solid transparent;border-radius:3px;transition:color .25s,background .25s,border .25s}
.tech-tab:hover{color:#e1d7ef;background:#6454721c}
.tech-tab[aria-selected=true]{color:#e7d9f6;background:#66537755;border-color:#baa0d833}
.tech-tab:focus-visible{outline:2px solid #b497e1;outline-offset:4px}
.tech-detail{min-height:161px;padding-top:27px}
.tech-detail h3{font-size:18px;font-weight:500;line-height:1.6;color:#d7c9e6}
.tech-detail p{font-size:14px;line-height:1.9;color:#8d899d;margin-top:10px}
.tech-detail-tags{display:flex;flex-wrap:wrap;gap:20px;font-size:12px;color:#b2a0c4;margin-top:16px}
.tech-detail-tags span{position:relative;padding-left:11px}
.tech-detail-tags span:before{content:"";position:absolute;left:0;top:7px;width:3px;height:3px;background:#987bbe}
.tech-facts{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:23px;padding:22px 24px 23px;background:linear-gradient(110deg,#101523,#11101c)}
.tech-facts div{display:flex;align-items:baseline;gap:13px;min-width:0}.tech-facts div>span{min-width:0}
.tech-facts strong{flex-shrink:0;white-space:nowrap;font-family:Arial,sans-serif;font-size:45px;font-weight:500;line-height:1;letter-spacing:-1.5px;color:#dfd7ed}
.tech-facts strong small{font-size:16px;letter-spacing:0;margin-left:3px;color:#b1a8c1}
.tech-facts span{font-size:12px;line-height:1.8;color:#9b94aa}
.tech-note{font-size:11px;color:#656276;margin-top:12px;text-align:right;line-height:1.8}
.tech-proof{padding-top:95px}
.tech-proof .tech-facts{grid-template-columns:1fr;gap:0;padding:19px 24px}
.tech-principles{display:flex;align-items:center;justify-content:space-between;gap:18px;color:#b1a3c3;font-size:13px;line-height:1.65}
.tech-principles span{font-size:13px}
@media(min-width:1500px){.tech-layout{gap:90px}.tech-section .wrap{max-width:1280px}.tech-copy h2{font-size:46px}}
@media(max-width:1100px){.tech-layout{gap:35px;grid-template-columns:1.02fr 1fr}.tech-copy h2{font-size:34px}.tech-description{font-size:14px}.tech-subtitle{font-size:16px;margin-bottom:20px}.tech-tabs{margin-top:28px}.tech-tab{font-size:13px}.tech-detail{min-height:177px;padding-top:20px}.tech-facts{padding:19px 15px;gap:10px}.tech-facts strong{font-size:37px}.tech-facts div{gap:8px}.tech-facts span{font-size:11px}}
@media(max-width:820px){.tech-section{padding:65px 0 75px}.tech-layout{display:grid;grid-template-columns:1fr;gap:12px;max-width:630px}.tech-copy{display:contents}.tech-copy-head{grid-row:1;padding-bottom:18px}.tech-visual{grid-row:2;width:100%;max-width:565px;justify-self:center}.tech-controls{grid-row:3;width:100%}.tech-copy h2{font-size:36px;margin-top:17px}.tech-subtitle{font-size:16px;margin-bottom:18px}.tech-description{max-width:none;font-size:15px}.tech-tabs{margin-top:18px}.tech-detail{min-height:140px}.tech-facts{margin-top:20px;gap:25px;padding:22px}.tech-facts strong{font-size:44px}.tech-facts span{font-size:13px}.tech-facts div{gap:15px}.tech-note{font-size:11px}}
@media(max-width:540px){.tech-section{padding:60px 0 65px}.tech-layout{gap:8px}.tech-copy .eyebrow{font-size:10px;letter-spacing:1.8px}.tech-copy h2{font-size:30px;letter-spacing:-.7px;line-height:1.4}.tech-subtitle{font-size:15px;line-height:1.8;margin-bottom:15px}.tech-description{font-size:14px;line-height:1.9}.tech-visual{width:calc(100% + 20px);margin-inline:-10px;padding-top:8px}.stack-diagram .diagram-meta{display:none}.tech-tabs{margin-top:12px;gap:5px}.tech-tab{font-size:13px;padding:12px 3px}.tech-detail{min-height:169px;padding-top:24px}.tech-detail h3{font-size:17px}.tech-detail p{font-size:14px}.tech-detail-tags{font-size:12px;gap:15px}.tech-facts{gap:15px;padding:21px 17px;margin-top:17px}.tech-facts strong{font-size:39px}.tech-facts span{font-size:11px}.tech-facts div{gap:10px}.tech-note{text-align:left;font-size:10px}.tech-principles{gap:12px}.tech-principles span{font-size:12px}.tech-proof .tech-facts{padding:20px 17px}}
@media(prefers-reduced-motion:reduce){.stack-layer,.tech-tab{transition:none}}

/* Opaque jewel-tone surfaces retain depth; focus accents only the fine front edge. */
.tech-visual:before{background:radial-gradient(ellipse,#55347e12,transparent 67%)}



/* English labels keep their designed SVG type sizes across viewports. */
.stack-diagram[lang="en"]{font-family:Arial,Helvetica,sans-serif}.stack-diagram[lang="en"] .diagram-title{letter-spacing:.3px}

/* A connected accounting flow replaces the text-only verification panels. */
.tech-settlement-flow{margin:28px 0 0;min-width:0}
.settlement-flow-diagram{display:block;width:100%;height:auto;overflow:visible;font-family:Arial,Helvetica,sans-serif}
.settlement-flow-diagram .tech-signal{animation-name:proof-wire-flow;stroke-width:1.3px;stroke-dasharray:7 93;filter:none}
@media(max-width:820px){.tech-settlement-flow{grid-row:3;width:100%;max-width:565px;justify-self:center;margin:30px 0 0}}
@media(max-width:540px){.tech-settlement-flow{margin-top:28px;width:calc(100% + 12px);margin-inline:-6px}.tech-copy h2#systemTitle{font-size:clamp(25px,6.6vw,30px);letter-spacing:-.8px}}