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.modal{display:none;position:fixed;z-index:50;inset:0;align-items:center;justify-content:center;padding:24px}.modal.is-open{display:flex}.modal-backdrop{position:absolute;inset:0;background:rgba(19,21,42,.45);backdrop-filter:blur(8px)}.modal-card{position:relative;width:min(510px,100%);padding:45px;border-radius:20px;background:#fff;box-shadow:0 30px 100px rgba(19,21,42,.22)}.modal-card h2{font-size:42px;line-height:1.2;letter-spacing:-.07em;margin:0 0 18px}.modal-card>p:not(.eyebrow){color:#7b7e8b;font-size:13px;line-height:1.9;margin:0 0 25px}.modal-card small{display:block;color:#a0a2ad;font-size:10px;margin-top:18px}.modal-close{position:absolute;top:15px;right:17px;border:0;background:none;color:#8c8e9a;font-size:29px;font-weight:200;cursor:pointer}.toast{position:fixed;z-index:70;left:50%;bottom:25px;transform:translate(-50%,20px);padding:10px 15px;color:#fff;background:#252740;border-radius:9px;opacity:0;pointer-events:none;font-size:12px;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-width:900px){.hero{grid-template-columns:1fr;gap:20px;padding-top:140px;min-height:auto;padding-bottom:90px}.hero-visual{height:430px}.signal-strip{grid-template-columns:repeat(2,1fr);gap:12px}.signal-item:nth-child(2){border:0}.signal-item{padding:12px 16px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card-tall{grid-row:auto;min-height:400px}.feature-card-tall .feature-icon{margin-top:60px}.feature-card-wide{grid-column:1 / 3}.flow-board{grid-template-columns:1fr;gap:22px}.flow-connector{height:45px;transform:rotate(90deg);width:80px;margin:-7px auto}.flow-connector.right{transform:rotate(90deg)}.flow-center{order:0}.provider-pills{max-width:420px}.contact-band{margin-left:24px;margin-right:24px;width:auto}}
@media (max-width:680px){.section-shell{width:min(100% - 32px,1180px)}.site-header{padding:12px 0}.site-nav{width:calc(100% - 32px);height:55px}.nav-toggle{display:block}.nav-links{display:none;position:absolute;left:0;right:0;top:67px;height:auto;padding:15px;border:1px solid var(--line);border-radius:16px;flex-direction:column;align-items:stretch;gap:3px;background:rgba(255,255,255,.96);box-shadow:0 12px 30px rgba(40,42,80,.12)}.nav-links.is-open{display:flex}.nav-links>a{padding:11px 12px}.nav-links>a:not(.nav-cta):after{display:none}.nav-cta{text-align:center;margin-top:6px}.hero h1{font-size:44px}.hero h1 span{white-space:normal}.hero-lede{font-size:14px}.hero-visual{height:390px;transform:scale(.86);transform-origin:center top;margin-bottom:-50px}.chip-top{right:-5px}.chip-bottom{left:-5px}.signal-strip{grid-template-columns:1fr 1fr;padding:17px 0}.signal-item{padding:10px 12px;gap:9px}.signal-item strong{font-size:11px}.signal-item small{font-size:9px}.section-pad{padding:86px 0}.split-heading{grid-template-columns:1fr;gap:24px}.section-heading h2{font-size:39px}.metric-row{grid-template-columns:1fr;gap:24px;margin-top:45px}.feature-grid{grid-template-columns:1fr;gap:12px;margin-top:42px}.feature-card,.feature-card-tall,.feature-card-wide{grid-column:auto;min-height:280px}.feature-card-tall{min-height:350px}.feature-card-tall .feature-icon{margin-top:47px}.feature-wide-inner{display:block}.mini-chart{display:none}.compat-tabs{overflow:auto;white-space:nowrap;margin-top:36px}.tab{padding-left:11px;padding-right:11px}.tab:after{left:11px;right:11px}.compat-panel{grid-template-columns:1fr;gap:35px;padding-top:40px}.panel-lead h3{font-size:34px}.reference-grid{grid-template-columns:1fr;gap:12px;margin-top:40px}.reference-card{min-height:280px}.reference-disclaimer{text-align:left;line-height:1.7}.contact-band{display:block;padding:55px 25px;margin-left:0;margin-right:0;border-radius:15px}.contact-band h2{font-size:39px}.contact-side{width:auto;margin-top:30px}.footer-main{display:block;padding-bottom:30px}.footer-main p{margin-top:15px}.footer-site{display:block;margin:15px 0 0}.footer-columns{grid-template-columns:1fr 1fr;gap:32px}.footer-columns>div:last-child{grid-column:1 / 3}.footer-bottom{display:block;line-height:2}.footer-bottom span{display:block}.footer-bottom span:nth-child(2){margin:3px 0}.modal-card{padding:34px 25px}.modal-card h2{font-size:37px}}

/* Visual QA refinements: keep each section's color continuous across the viewport. */
.section-shell{position:relative}
.intro,.capabilities,.compatibility,.architecture,.references,.faq,.site-footer,.signal-strip{isolation:isolate;background:transparent}
.intro::before,.capabilities::before,.compatibility::before,.architecture::before,.references::before,.faq::before,.site-footer::before,.signal-strip::before{content:"";position:absolute;z-index:-1;inset:0 auto 0 50%;width:100vw;transform:translateX(-50%);pointer-events:none}
.intro::before,.references::before,.site-footer::before,.signal-strip::before{background:var(--warm)}
.capabilities::before,.architecture::before,.faq::before{background:#fff}
.compatibility::before{background:#f2f2fb}
.signal-strip{border-top-color:transparent;border-bottom-color:transparent}
.signal-strip::before{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-pad{padding-top:112px;padding-bottom:112px}
.feature-grid{margin-top:56px}
.compat-tabs{margin-top:42px}
.compat-panel{gap:64px;padding-top:50px;padding-bottom:12px}
.brand-mark svg,.gateway-symbol svg{shape-rendering:geometricPrecision}

@media (max-width:900px){.section-pad{padding-top:96px;padding-bottom:96px}}
@media (max-width:680px){.section-pad{padding-top:78px;padding-bottom:78px}.feature-grid{margin-top:36px}.compat-tabs{margin-top:32px}.compat-panel{gap:32px;padding-top:34px;padding-bottom:8px}}

/* Component polish: clearer actions and a more deliberate capability system. */
.button{min-height:52px;padding:0 18px;border-radius:14px;border:1px solid transparent;letter-spacing:-.01em;box-shadow:0 8px 18px rgba(42,43,100,.12)}
.button span{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:8px;font-size:18px;line-height:1;transition:transform .2s ease}
.button-primary{border-color:rgba(255,255,255,.2);background:linear-gradient(135deg,#5269eb 0%,#8050df 100%);box-shadow:0 12px 24px rgba(83,78,220,.25)}
.button-primary span{background:rgba(255,255,255,.15)}
.button-quiet{border-color:rgba(65,67,100,.18);background:rgba(255,255,255,.82);box-shadow:0 8px 20px rgba(37,39,80,.08)}
.button-quiet span{color:#5d59c9;background:#f0efff}
.button-light{border-color:rgba(82,73,167,.08);box-shadow:0 10px 22px rgba(25,22,92,.13)}
.button-light span{color:#5b57b8;background:#f0efff}
.button:hover span{transform:translateX(2px)}
.button:active{transform:translateY(1px)}
.button:focus-visible{outline:3px solid rgba(92,91,224,.3);outline-offset:3px}

.contact-band{min-height:360px;padding:72px 60px 76px;align-items:center}
.contact-band::before{content:"";position:absolute;inset:auto auto -130px 42%;width:360px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(125,142,255,.2),transparent 68%);pointer-events:none}
.contact-band h2{max-width:640px}
.contact-band h2 span{background:linear-gradient(100deg,#9fc5ff,#dfadff);color:transparent;background-clip:text;-webkit-background-clip:text}
.contact-side{width:360px}

.feature-grid{gap:18px}
.feature-card{min-height:312px;padding:30px 30px 26px;border-radius:20px;border-color:rgba(44,47,85,.12);background:rgba(255,255,255,.9);box-shadow:0 10px 25px rgba(49,51,95,.035)}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(49,51,95,.1)}
.feature-card-tall{min-height:640px;overflow:hidden;background:linear-gradient(155deg,#f1efff 0%,#e8f3ff 100%)}
.feature-card-tall::after{content:"";position:absolute;right:-130px;top:-145px;width:330px;height:330px;border:1px solid rgba(102,100,218,.11);border-radius:50%;box-shadow:0 0 0 32px rgba(102,100,218,.035),0 0 0 64px rgba(102,100,218,.025);pointer-events:none}
.feature-card-tall>*{position:relative;z-index:1}
.feature-card-tall .feature-icon{margin-top:58px}
.feature-icon{width:64px;height:64px;margin:28px 0 25px;border-radius:19px}
.feature-card h3{font-size:22px;margin-bottom:12px}
.feature-card p{max-width:370px}
.feature-card-wide{min-height:312px}
.feature-wide-inner{min-height:190px;align-items:center}
.feature-wide-inner .feature-icon{margin:0 0 22px}
.mini-chart{width:230px;height:96px}

@media (max-width:900px){.contact-band{padding:60px 42px 64px}.contact-side{width:330px}.feature-card-tall{min-height:420px}.feature-card-tall .feature-icon{margin-top:42px}}
@media (max-width:680px){.button{min-height:50px;padding:0 15px}.contact-band{min-height:0;padding:50px 24px 54px}.contact-side{width:auto}.feature-card,.feature-card-tall,.feature-card-wide{min-height:290px;padding:24px 22px 23px}.feature-card-tall{min-height:390px}.feature-card-tall .feature-icon{margin-top:38px}.feature-wide-inner{min-height:0}.feature-wide-inner .feature-icon{margin:0 0 20px}.feature-card h3{font-size:20px}}

/* Capability grid: equal rhythm keeps the four promises easy to scan. */
.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(2,minmax(0,1fr))}
.feature-card-tall{grid-row:auto;min-height:300px}
.feature-card-wide{grid-column:auto;min-height:300px}
.feature-grid{grid-template-rows:repeat(2,332px)}
.feature-card,.feature-card-tall,.feature-card-wide{min-height:332px}
.feature-card-tall .feature-icon{margin-top:28px}
@media (max-width:900px){.feature-grid{grid-template-rows:repeat(2,332px)}}
@media (max-width:680px){.feature-grid{grid-template-columns:1fr;grid-template-rows:none}.feature-card,.feature-card-tall,.feature-card-wide{min-height:310px}.feature-card-tall .feature-icon{margin-top:28px}}

/* Architecture map: a stable, branch-shaped route map built from fixed SVG paths. */
.flow-board{position:relative;display:grid;grid-template-columns:minmax(0,1fr) clamp(86px,10vw,140px) minmax(230px,1.15fr) clamp(86px,10vw,140px) minmax(0,1fr);align-items:center;gap:16px;min-height:410px;padding:58px 34px 62px;border:1px solid rgba(50,53,92,.13);border-radius:24px;background:linear-gradient(145deg,#fafaff 0%,#f4f5fb 100%);box-shadow:0 18px 55px rgba(44,47,91,.06);overflow:hidden}
.flow-board::before{content:"";position:absolute;inset:-180px auto auto 42%;width:520px;height:520px;border-radius:50%;border:1px solid rgba(104,105,214,.09);box-shadow:0 0 0 34px rgba(104,105,214,.035),0 0 0 74px rgba(104,105,214,.025);pointer-events:none}
.flow-column{position:relative;z-index:1;min-width:0}.flow-center{display:flex;flex-direction:column;justify-content:center;align-self:stretch}.flow-label{display:flex;align-items:center;gap:9px;margin-bottom:18px;color:#9094a8;font:500 10px var(--mono);letter-spacing:.1em}.flow-label>span{display:inline-flex;align-items:center;justify-content:center;width:24px;height:20px;border:1px solid rgba(106,108,190,.24);border-radius:6px;color:#6b6fd1;font-size:9px;letter-spacing:0}.flow-node{display:flex;align-items:center;gap:12px;min-height:72px;padding:14px 15px;margin-top:11px;border:1px solid rgba(41,44,79,.11);border-radius:15px;background:rgba(255,255,255,.9);box-shadow:0 8px 20px rgba(43,47,86,.035);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.flow-node:hover{transform:translateX(3px);border-color:rgba(95,93,214,.28);box-shadow:0 12px 26px rgba(52,54,105,.1)}.flow-node>span:last-child{min-width:0}.flow-node strong,.flow-node small{display:block}.flow-node strong{font-size:12px;line-height:1.35}.flow-node small{color:#9296a5;font-size:10px;margin-top:4px;line-height:1.4}.flow-node-icon{display:inline-flex;align-items:center;justify-content:center;flex:0 0 32px;width:32px;height:32px;border-radius:10px;color:#676bd4;background:#ececff}.flow-node-icon svg{display:block;width:18px;height:18px}.flow-node-icon rect{fill:currentColor}.flow-node-icon path{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.flow-connector{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;width:100%;height:220px;padding:0;transform:none}.flow-connector>span{position:absolute;top:11px;left:50%;z-index:2;transform:translateX(-50%);padding:3px 7px;border-radius:7px;background:rgba(247,248,252,.88);color:#8589a3;font:9px var(--mono);letter-spacing:.02em;white-space:nowrap}.flow-connector>svg{display:block;width:100%;height:100%;overflow:visible}.flow-connector path{fill:none;stroke:#bdc2ee;stroke-width:1.35;stroke-linecap:round;stroke-linejoin:round}.flow-connector circle{fill:#7882df;stroke:#f4f5fb;stroke-width:2}.flow-connector.right path{stroke:#a8d2d8}.flow-connector.right circle{fill:#54acb8}.gateway-node{position:relative;min-height:246px;padding:29px 24px 25px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border-radius:22px;background:linear-gradient(145deg,#5966dd 0%,#8260e9 100%);color:#fff;box-shadow:0 24px 36px rgba(75,81,190,.25),0 0 0 1px rgba(255,255,255,.2) inset}.gateway-node::after{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.14);border-radius:15px;pointer-events:none}.gateway-symbol{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;width:58px;height:58px;margin:0 auto 17px;border:1px solid rgba(255,255,255,.38);border-radius:17px;background:rgba(255,255,255,.14);color:#fff;box-shadow:0 10px 20px rgba(34,40,126,.14)}.gateway-symbol svg{width:31px;height:31px;display:block;overflow:visible}.gateway-symbol svg path{fill:none;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}.gateway-symbol svg circle{fill:currentColor}.gateway-node strong,.gateway-node small,.gateway-tags{position:relative;z-index:1}.gateway-node strong{font-size:19px;letter-spacing:-.04em}.gateway-node small{margin-top:6px;font:10px var(--mono);letter-spacing:.04em;opacity:.78}.gateway-tags{display:flex;justify-content:center;gap:5px;margin-top:22px}.gateway-tags em{font:8px var(--mono);font-style:normal;letter-spacing:.03em;padding:5px 7px;border:1px solid rgba(255,255,255,.3);border-radius:7px;background:rgba(255,255,255,.08)}.provider-pills{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.provider-pills span{display:flex;align-items:center;justify-content:center;min-height:38px;padding:8px 9px;border:1px solid rgba(41,44,79,.11);border-radius:11px;background:rgba(255,255,255,.9);color:#6f7280;font:9px var(--mono);white-space:nowrap;box-shadow:0 7px 16px rgba(43,47,86,.03);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}.provider-pills span:hover{transform:translateY(-2px);border-color:rgba(84,181,192,.42);box-shadow:0 10px 20px rgba(43,47,86,.09)}
@media (max-width:900px){.flow-board{grid-template-columns:1fr;gap:12px;min-height:0;padding:38px 26px 42px}.flow-board::before{left:50%;top:32%;width:430px;height:430px;transform:translateX(-50%)}.flow-column{width:min(100%,520px);margin:0 auto}.flow-connector{width:170px;height:84px;margin:0 auto}.flow-connector>span{top:3px}.flow-connector>svg{transform:rotate(90deg)}.flow-center{order:0}.flow-products{order:-2}.flow-connector:not(.right){order:-1}.flow-upstreams{order:2}.flow-connector.right{order:1}.provider-pills{max-width:420px}}
@media (max-width:680px){.flow-board{padding:30px 19px 34px;border-radius:19px}.flow-label{margin-bottom:14px}.flow-node{min-height:68px;padding:12px 13px}.flow-node strong{font-size:11px}.flow-node small{font-size:9px}.gateway-node{min-height:226px;padding:26px 18px 23px}.gateway-node strong{font-size:18px}.gateway-symbol{width:53px;height:53px;margin-bottom:14px}.flow-connector{height:76px}.provider-pills{gap:8px}.provider-pills span{min-height:36px;font-size:8px}}

/* Capabilities: a calm heading and compact cards with consistent icon alignment. */
.capabilities .section-heading{max-width:960px}
.capabilities .section-heading h2{font-size:clamp(36px,3.5vw,48px);line-height:1.3;white-space:nowrap;letter-spacing:-.065em}
.capabilities .section-heading>p:last-child{max-width:680px;margin-top:16px}
.capabilities .feature-grid{margin-top:48px;gap:16px;grid-template-rows:repeat(2,260px)}
.capabilities .feature-card:not(.feature-card-wide){display:grid;grid-template-columns:64px minmax(0,1fr);grid-template-rows:auto auto auto 1fr;column-gap:20px;align-content:start;min-height:260px;padding:28px 30px 25px}
.capabilities .feature-card:not(.feature-card-wide) .feature-number{grid-column:1/-1}
.capabilities .feature-card:not(.feature-card-wide) .feature-icon{grid-column:1;grid-row:2/5;width:58px;height:58px;margin:25px 0 0;border-radius:17px}
.capabilities .feature-card:not(.feature-card-wide) h3{grid-column:2;align-self:end;margin:21px 0 8px;font-size:21px}
.capabilities .feature-card:not(.feature-card-wide) p{grid-column:2;max-width:430px;font-size:13px;line-height:1.75}
.capabilities .feature-card:not(.feature-card-wide) a{grid-column:2;align-self:end;margin-top:12px;padding-top:8px;font-size:13px}
.capabilities .feature-card-tall{min-height:260px;}
.capabilities .feature-card-tall::after{right:-155px;top:-190px;width:300px;height:300px;opacity:.75}
.capabilities .feature-card-wide{min-height:260px;padding:28px 30px 25px}
.capabilities .feature-card-wide .feature-wide-inner{min-height:172px;display:grid;grid-template-columns:minmax(0,1fr) minmax(185px,230px);gap:26px;align-items:center}
.capabilities .feature-card-wide .feature-wide-inner>div:first-child{display:grid;grid-template-columns:58px minmax(0,1fr);grid-template-rows:auto auto;column-gap:20px;align-items:center}
.capabilities .feature-card-wide .feature-icon{grid-column:1;grid-row:1/3;width:58px;height:58px;margin:0;border-radius:17px}
.capabilities .feature-card-wide h3{grid-column:2;align-self:end;margin:0 0 7px;font-size:21px}
.capabilities .feature-card-wide p{grid-column:2;align-self:start;max-width:430px;font-size:13px;line-height:1.75}
.capabilities .feature-card-wide .mini-chart{width:100%;height:92px;gap:8px;padding:0 10px}
.capabilities .feature-card:not(.feature-card-wide){grid-template-rows:auto auto auto 1fr auto}
.capabilities .feature-card:not(.feature-card-wide) h3{grid-row:2}
.capabilities .feature-card:not(.feature-card-wide) p{grid-row:3}
.capabilities .feature-card:not(.feature-card-wide) a{grid-row:5;align-self:end;margin-top:0;padding-top:8px}
.capabilities .feature-card-wide{display:grid;grid-template-rows:auto 1fr auto}
.capabilities .feature-card-wide .feature-number{grid-row:1}
.capabilities .feature-card-wide .feature-wide-inner{grid-row:2;min-height:0;height:100%}
.capabilities .feature-card-wide>a{grid-row:3;align-self:end;margin-top:0;padding-top:8px}
.chip-symbol.model-mark{font:800 12px/1 var(--sans);letter-spacing:-.06em}
.chip-symbol.model-mark-deepseek{font-size:10px}
.references .model-grid{row-gap:16px}
.model-card{min-height:282px;cursor:default}
.model-card:hover{transform:none;border-color:rgba(18,19,26,.1);box-shadow:none}
.model-index{color:#9598aa;font:9px var(--mono);letter-spacing:.07em}
.model-card h3{margin-top:23px}
.model-card p{max-width:none}
.model-card .reference-meta{padding-top:20px}
.logo-deepseek{background:linear-gradient(145deg,#436eea,#2dbbd3)}
.logo-kimi{background:linear-gradient(145deg,#5145d8,#9278f0)}
.logo-qwen{background:linear-gradient(145deg,#426bd3,#50abc7)}
.logo-doubao{background:linear-gradient(145deg,#2675df,#7658e9)}
.logo-glm{background:linear-gradient(145deg,#23283d,#5569a7);font-size:13px}
.logo-minimax{background:linear-gradient(145deg,#ec6577,#dd8268)}
@media (max-width:900px){.capabilities .section-heading h2{white-space:normal;font-size:clamp(34px,5vw,44px)}.capabilities .feature-grid{margin-top:40px}.capabilities .feature-card:not(.feature-card-wide){min-height:278px}}
@media (max-width:680px){.capabilities .section-heading h2{font-size:36px;line-height:1.35}.capabilities .feature-grid{margin-top:32px;gap:12px;grid-template-rows:none}.capabilities .feature-card:not(.feature-card-wide){grid-template-columns:54px minmax(0,1fr);min-height:250px;padding:23px 21px}.capabilities .feature-card:not(.feature-card-wide) .feature-icon{width:48px;height:48px;margin-top:21px;border-radius:15px}.capabilities .feature-card:not(.feature-card-wide) h3{font-size:19px;margin-top:17px}.capabilities .feature-card:not(.feature-card-wide) p{font-size:12px}.capabilities .feature-card-wide{min-height:260px;padding:23px 21px;grid-template-rows:auto auto auto}.capabilities .feature-card-wide .feature-wide-inner{grid-row:2;min-height:0;display:block}.capabilities .feature-card-wide .feature-wide-inner>div:first-child{grid-template-columns:48px minmax(0,1fr);column-gap:16px}.capabilities .feature-card-wide .feature-icon{width:48px;height:48px;margin:0 0 15px}.capabilities .feature-card-wide h3{font-size:19px}.capabilities .feature-card-wide p{font-size:12px}.capabilities .feature-card-wide .mini-chart{display:none}.model-card{min-height:260px}}

/* Icon normalization: every small visual mark uses a fixed SVG box. */
.route-icon svg,.chip-symbol svg{display:block;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.route-icon svg{width:14px;height:14px}
.ui-icon,.link-icon{display:block;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.ui-icon{width:18px;height:18px}
.nav-cta .ui-icon{width:16px;height:16px;margin-left:3px}
.button .ui-icon{width:24px;height:24px;padding:5px;border-radius:8px;transition:transform .2s ease}
.button-primary .ui-icon{background:rgba(255,255,255,.15)}
.button-quiet .ui-icon,.button-light .ui-icon{background:#f0efff;color:#5d59c9}
.button:hover .ui-icon{transform:translateX(2px)}
.link-icon{width:16px;height:16px;margin-left:6px;display:inline-block;vertical-align:-4px;transition:transform .2s ease}
.feature-card a:hover .link-icon{transform:translateX(2px)}
.reference-arrow-icon{display:block;width:19px;height:19px;fill:none;stroke:#6763d4;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease}
.reference-card:hover .reference-arrow-icon{transform:translate(2px,-2px)}
.footer-site,.footer-bottom a{display:inline-flex;align-items:center;gap:6px}
.footer-site .ui-icon,.footer-bottom a .ui-icon{width:14px;height:14px}
.faq-toggle-icon{display:block;width:20px;height:20px;flex:0 0 20px;fill:none;stroke:#7d78d0;stroke-width:1.7;stroke-linecap:round;transition:transform .2s ease}
.faq-list details[open] .faq-toggle-icon{transform:rotate(45deg)}

/* Final layout pass: align the architecture labels and land each branch on its card group. */
.flow-board{grid-template-columns:minmax(0,1fr) 112px minmax(230px,1.12fr) 112px minmax(0,1fr);align-items:start}
.flow-column{display:flex;flex-direction:column;align-self:start;height:284px;gap:18px}
.flow-label{height:20px;min-height:20px;margin:0;line-height:20px;white-space:nowrap}
.flow-nodes{display:flex;flex:0 0 246px;min-height:246px;flex-direction:column;justify-content:space-around}
.flow-nodes .flow-node{margin:0}
.flow-center{height:284px;justify-content:flex-start}
.flow-center .gateway-node{height:246px;min-height:246px}
.flow-upstreams .provider-pills{height:246px;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(3,56px);align-content:space-around;gap:10px}
.flow-upstreams .provider-pills>span{grid-column:auto;min-width:0;min-height:56px;padding:8px 10px;font-size:9px}
.flow-connector::before{display:none}
.flow-connector{height:246px;align-self:start;margin-top:38px}
.flow-connector>span{top:-36px}
.faq-list{max-width:880px}
.faq-list summary{padding:24px 5px;font-size:15px}
.faq-list details p{font-size:13px}
.button-no-arrow::before,.button-no-arrow::after{content:none!important;display:none!important}
.button-no-arrow>svg,.button-no-arrow>span,.button-no-arrow .ui-icon,.button-no-arrow .link-icon{display:none!important}

@media (max-width:1000px){
  .flow-board{grid-template-columns:minmax(0,1fr);grid-auto-rows:auto;gap:13px;align-items:initial}
  .flow-column{display:flex;width:min(100%,520px);height:auto;margin:0 auto;gap:14px}
  .flow-label{height:20px;min-height:20px;margin:0}
  .flow-nodes{display:grid;flex:initial;min-height:0;height:auto;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .flow-nodes .flow-node{min-height:72px}
  .flow-center{height:auto;justify-content:flex-start}
  .flow-center .gateway-node{height:auto;min-height:226px}
  .flow-upstreams .provider-pills{height:auto;grid-template-rows:repeat(3,56px);align-content:space-around}
  .flow-connector{width:170px;height:84px;margin:0 auto}
  .flow-connector>span{top:-22px}
  .flow-connector>svg{width:76px;height:170px;max-width:none;transform:rotate(90deg)}
  .flow-products,.flow-center,.flow-upstreams,.flow-connector,.flow-connector.right{order:initial}
}
@media (max-width:680px){
  .flow-nodes{grid-template-columns:1fr}
  .flow-nodes .flow-node{min-height:68px}
}
.faq{padding-bottom:clamp(84px,8vw,112px)}
.faq .faq-contact-band{margin:72px auto 0}
@media (max-width:680px){
  .faq{padding-bottom:84px}
  .faq .faq-contact-band{margin-top:52px}
}
/* Keep capability icons in a dedicated column so they never span or drift across text rows. */
.capabilities .feature-card:not(.feature-card-wide){display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;row-gap:16px}
.capabilities .feature-card:not(.feature-card-wide)>.feature-number{grid-column:1;grid-row:1}
.capabilities .feature-body{display:grid;grid-column:1;grid-row:2;grid-template-columns:58px minmax(0,1fr);column-gap:20px;align-content:start;align-items:start;min-width:0}
.capabilities .feature-card:not(.feature-card-wide) .feature-body .feature-icon{display:flex;grid-column:1;grid-row:1;align-self:start;width:58px;height:58px;margin:0;border-radius:17px}
.capabilities .feature-copy{grid-column:2;min-width:0}
.capabilities .feature-card:not(.feature-card-wide) .feature-copy h3{margin:0 0 8px;font-size:21px;line-height:1.4}
.capabilities .feature-card:not(.feature-card-wide) .feature-copy p{max-width:430px;margin:0;font-size:13px;line-height:1.75}
.capabilities .feature-card:not(.feature-card-wide)>a{grid-column:1;grid-row:3;align-self:end;justify-self:start;margin-top:0;padding-top:8px}
.close-icon{display:block;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.modal-close{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0}

/* Use one high-resolution official whale mark and one wordmark in both locations. */
.site-header .brand{gap:8px}
.brand-mark.official-whale-mark{display:flex;align-items:center;justify-content:center;width:48px;height:32px;flex:0 0 48px;border-radius:0;background:transparent;box-shadow:none;overflow:visible}
.official-whale-mark img{position:static;display:block;width:100%;height:auto;max-width:none;object-fit:contain;mix-blend-mode:normal}
.site-header .brand-mark.official-whale-mark{width:38px;height:26px;flex-basis:38px}
.brand-name strong{color:#171821}
.brand-name em{margin-left:5px;font-weight:700;background:linear-gradient(105deg,#6259df,#8c50e7);color:transparent;background-clip:text;-webkit-background-clip:text}
@media (max-width:680px){.site-header .brand-name{font-size:18px}}
.feature-icon img{display:block;width:28px;height:28px;flex:0 0 28px;object-fit:contain}

/* Improve readability of compact supporting text across the page. */
.eyebrow{font-size:12px}
.hero-note,.metric-row p,.feature-card p,.capabilities .feature-card:not(.feature-card-wide) p,.capabilities .feature-card-wide p,.capabilities .feature-card:not(.feature-card-wide) .feature-copy p,.reference-card p,.faq-list details p{font-size:14px}
.console-topbar,.route-line{font-size:12px}
.live-label,.console-kicker,.route-line em,.console-footer,.visual-caption,.signal-index,.feature-number,.mini-chart i,.panel-count,.endpoint-list span,.endpoint-list em,.flow-label,.flow-label>span,.flow-connector>span,.gateway-node small,.reference-meta span,.model-index{font-size:11px}
.float-chip b,.signal-item strong,.endpoint-list b,.flow-node strong{font-size:14px}
.float-chip small,.signal-item small,.flow-node small{font-size:12px}
.feature-card a,.capabilities .feature-card:not(.feature-card-wide) a{font-size:14px}
.tab{font-size:14px}
.panel-lead p{font-size:14px}
.panel-lead code{font-size:12px}
.gateway-tags em{font-size:10px}
.provider-pills span,.flow-upstreams .provider-pills>span{font-size:11px}
.reference-disclaimer{font-size:12px}
.contact-side p{font-size:15px}
.footer-main p{font-size:14px}
.footer-site{font-size:13px}
.footer-columns span{position:relative;display:block;padding-left:12px;color:#45477f;font:700 13px/1.45 var(--sans);letter-spacing:.02em}
.footer-columns span::before{content:"";position:absolute;left:0;top:.34em;width:3px;height:.9em;border-radius:99px;background:linear-gradient(180deg,#6259df,#8c50e7)}
.footer-columns a,.footer-columns p{font-size:14px}
.footer-bottom{font-size:13px;color:#747887}
.modal-card small{font-size:12px}
.toast{font-size:13px}

/* Production polish for the API child site. */
[hidden]{display:none!important}
.skip-link{position:fixed;left:16px;top:12px;z-index:100;padding:9px 13px;border-radius:9px;background:#171821;color:#fff;text-decoration:none;font-size:13px;transform:translateY(-150%);transition:transform .2s ease}
.skip-link:focus{transform:translateY(0);outline:3px solid #8d80ef;outline-offset:3px}
main section[id]{scroll-margin-top:104px}
.hero .eyebrow{max-width:520px;line-height:1.55}
.hero-note{color:#626879}
.live-label{color:#73788a}
.live-label b{background:#a3a9bc;box-shadow:0 0 0 3px rgba(123,128,154,.12)}
.green-dot{background:#9ea5ba;box-shadow:0 0 0 3px rgba(123,128,154,.12)}
.mini-chart .bar-28{height:28%}.mini-chart .bar-43{height:43%}.mini-chart .bar-34{height:34%}.mini-chart .bar-62{height:62%}.mini-chart .bar-55{height:55%}.mini-chart .bar-79{height:79%}.mini-chart .bar-68{height:68%}.mini-chart .bar-92{height:92%}
.footer-main p{color:#5f6372}
.footer-columns a,.footer-columns p{color:#5f6372}
.footer-bottom{color:#626675}
.reference-disclaimer{color:#676b7b}
.faq-list details p,.panel-lead p,.section-heading>p:not(.eyebrow),.feature-card p,.reference-card p{color:#5e6372}
.noscript-note{position:fixed;left:16px;right:16px;bottom:16px;z-index:90;padding:12px 16px;border:1px solid #d8d7ee;border-radius:12px;background:#fff;color:#313449;box-shadow:0 8px 24px rgba(33,37,70,.12);font-size:14px;text-align:center}
.modal-card:focus{outline:3px solid rgba(111,101,225,.35);outline-offset:4px}
.panel-lead code{cursor:copy;transition:background .2s ease,box-shadow .2s ease}.panel-lead code:hover{background:#dad8f7;box-shadow:0 5px 14px rgba(72,68,164,.1)}
:focus-visible{outline:3px solid rgba(91,81,215,.55);outline-offset:3px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.page-noise{display:none}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.feature-card:hover,.reference-card:hover,.flow-node:hover,.button-primary:hover,.button-light:hover{transform:none}}