.ai4u-sub .o1-page{padding:32px 0;margin:0;color:var(--ink);scroll-margin-top:100px}
.o1-page .o1-inner{width:min(calc(100% - 48px),1120px);margin:0 auto;min-width:0}
.o1-page .o1-eyebrow{margin:0 0 16px;font-size:12px;font-weight:800;letter-spacing:.14em;color:#3154bb}
.o1-page .o1-title{font-size:clamp(40px,4.4vw,66px);line-height:1.18;letter-spacing:-.055em;margin:0 0 28px}
.o1-page .o1-heading{font-size:clamp(28px,3vw,44px);line-height:1.35;letter-spacing:-.055em;margin:0;max-width:900px}
.o1-page .o1-lead{margin:22px 0 14px;color:#35476c;font-weight:600}.o1-page .o1-body{margin:0;color:#435474;max-width:900px}
.ai4u-sub .o1-bg-wash{background:var(--wash)}
.o1-page .o1-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;align-items:center}.o1-page .o1-copy,.o1-page .o1-diagram{min-width:0}
.o1-page :is(ul,ol){list-style:none;padding:0;margin:32px 0 0}.o1-page li{margin:0;line-height:1.8;font-size:16px;min-width:0}
.o1-page .o1-architecture{position:relative;background:var(--wash);padding:0 0 0 40px;border:1px solid #c8d5f4}
.o1-page .o1-connector{position:absolute;inset:0;width:100%;height:100%;color:var(--blue);pointer-events:none}
.o1-page .o1-architecture-list{position:relative;margin:0;padding:22px 24px 22px 16px}.o1-architecture-list li{padding:22px 0}.o1-architecture-list li+li{border-top:1px solid #c8d5f4}
.o1-page .o1-table{margin:32px 0 0}.o1-page .o1-table th{width:28%;font-size:17px;background:var(--wash);color:var(--ink)}.o1-page .o1-table td{font-size:17px;line-height:1.8}.o1-table figcaption{color:#435474;margin-top:14px}
.o1-page .o1-connections{margin:0;border-top:2px solid var(--blue);padding-top:24px}.o1-connections li+li{margin-top:28px}
.o1-page .o1-permissions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.o1-permissions li{padding:20px 0;border-top:2px solid #a9b8f3}
.o1-page .o1-lanes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;counter-reset:lane}
.o1-lanes li{counter-increment:lane;padding:24px 0;border-top:2px solid #a9b8f3;border-bottom:1px solid #d2dff5;transition:border-color .6s ease}
.o1-lanes li:before{content:counter(lane,decimal-leading-zero);display:block;margin-bottom:14px;color:var(--blue);font-size:15px;font-weight:800}
.o1-page .o1-environments{margin:0;border-left:2px solid var(--blue);padding-left:24px}.o1-environments li+li{margin-top:26px}
.o1-page .o1-reviews{margin-top:32px}.o1-page .o1-review{border-top:1px solid #aabce4;margin:0;padding:18px 0}.o1-review summary{cursor:pointer;font-size:17px;line-height:1.8}.o1-page .o1-review-copy{font-size:16px;margin:18px 0 0}
.o1-page .o1-tabs{margin:32px 0 24px;gap:16px;display:flex;flex-wrap:wrap}.o1-page .o1-tab .wp-block-button__link{border:1px solid #94a8dd;background:#fff;color:#2448ac;border-radius:7px;font-size:16px;padding:12px 20px;min-height:48px}.o1-page .o1-tab [aria-selected="true"]{background:var(--blue);color:#fff;border-color:var(--blue)}
.o1-page .o1-hand{border-left:3px solid #a9b8f3;padding:16px 20px;margin:0 0 18px}.o1-page .o1-hand-copy{margin:0}.o1-page .o1-hand[hidden]{display:none}
.o1-page .o1-final{display:flex;gap:28px;flex-wrap:wrap}.o1-page .o1-actions{margin-top:28px}.o1-page a:not(.wp-block-button__link){color:#2448c2;text-decoration:underline;text-underline-offset:4px}.o1-page :is(a,summary):focus-visible{outline:3px solid #778fea;outline-offset:5px}
.o1-page.o1-active .o1-lanes li{border-color:var(--blue)}.o1-page .reveal{animation:o1-entry .6s ease-out both}
@keyframes o1-entry{from{transform:translateY(12px);opacity:.85}to{transform:none;opacity:1}}
@media(max-width:900px){.o1-page .o1-layout{grid-template-columns:1fr;gap:32px}}
@media(max-width:580px){.ai4u-sub .o1-page{padding:24px 0}.o1-page .o1-inner{width:calc(100% - 40px)}.o1-page :is(.o1-permissions,.o1-lanes){grid-template-columns:1fr;gap:24px}.o1-page li{font-size:15px}.o1-page .o1-architecture{padding-left:20px}.o1-page .o1-architecture-list{padding:12px 20px}.o1-page .o1-final{display:block}.o1-final li+li{margin-top:18px}.o1-page .o1-table :is(th,td){font-size:15px;padding:16px 12px}.o1-page .o1-table th{width:30%}}
@media(prefers-reduced-motion:reduce){.o1-page .reveal{animation:none}.o1-lanes li{transition:none}}

.o1-page .o1-example{margin:0;padding:16px 24px 0;color:#3154bb;font-size:13px;font-weight:700}.o1-page .o1-map{margin-top:32px;border:1px solid #c8d5f4;background:var(--wash)}.o1-page .o1-map-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding:24px;margin:0}.o1-page .o1-map-list li{border-top:2px solid var(--blue);padding-top:24px}.o1-page .o1-caption{margin:0;padding:0 24px 24px;font-size:15px;color:#435474}.o1-page .o1-timeline{border-left:2px solid var(--blue);padding-left:28px}.o1-timeline li+li{margin-top:28px}.o1-page .o1-process{display:flex;gap:32px;counter-reset:step}.o1-process li{flex:1;border-top:2px solid var(--blue);padding-top:24px;counter-increment:step}.o1-process li:before{content:counter(step,decimal-leading-zero);display:block;color:var(--blue);font-weight:800;margin-bottom:16px}@media(max-width:900px){.o1-page .o1-map-list{grid-template-columns:1fr}.o1-page .o1-process{flex-direction:column}}