/* AEO page — "answer conversation" direction */
.crumbs{display:flex;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--mut);margin-bottom:28px}
.crumbs a:hover{color:var(--p3)}.crumbs b{color:var(--p3);font-weight:600}
.more{display:inline-block;margin-top:24px;font-weight:700;color:var(--p3)}.more:hover{color:var(--p)}
/* hero */
.aeo-hero{position:relative;overflow:hidden;background:#fbf9ff;border-bottom:1px solid var(--line);padding-bottom:50px}
.aurora i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;animation:drift 18s ease-in-out infinite alternate}
.aurora i:nth-child(1){width:520px;height:520px;right:4%;top:-120px;background:#d9c6ff}
.aurora i:nth-child(2){width:420px;height:420px;right:28%;bottom:-160px;background:#efe3ff;animation-delay:-6s}
.aurora i:nth-child(3){width:300px;height:300px;right:-60px;bottom:10%;background:#c9b0ff;opacity:.4;animation-delay:-12s}
@keyframes drift{to{transform:translate(-60px,40px) scale(1.12)}}
.aeo-hero-in{position:relative;display:grid;grid-template-columns:1.08fr 1fr;gap:40px;align-items:center;padding-top:40px}
.aeo-h1{font-size:clamp(32px,3.3vw,48px)}
.chat-stage{position:relative;height:560px}
.chat{position:absolute;right:0;top:30px;width:86%;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid #e3d8fa;border-radius:26px;padding:20px 22px 24px;box-shadow:0 34px 80px rgba(74,39,125,.16)}
.chat-top{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:18px}
.ct-dot{width:10px;height:10px;border-radius:50%;background:var(--p);box-shadow:0 0 0 4px rgba(127,66,244,.18);animation:pulseDot 2s ease-in-out infinite}
@keyframes pulseDot{50%{box-shadow:0 0 0 8px rgba(127,66,244,.06)}}
.ct-tag{margin-left:auto;font-size:11px;font-weight:700;color:var(--p3);background:var(--lav);padding:4px 10px;border-radius:20px}
.msg{max-width:88%;border-radius:18px;padding:13px 16px;font-size:15px;line-height:1.5;margin-bottom:14px}
.msg.user{margin-left:auto;background:var(--ink);color:#fff;border-bottom-right-radius:6px;min-height:48px;font-weight:500}
.typing-q:after{content:"";display:inline-block;width:2px;height:16px;background:#bfa6ff;margin-left:2px;vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.msg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:6px;min-height:60px}
.msg.bot p{color:var(--ink);font-size:15px}
.dots{display:flex;gap:5px;padding:6px 0}
.dots i{width:8px;height:8px;border-radius:50%;background:#c7b4f5;animation:dotb 1.2s ease-in-out infinite}
.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}
@keyframes dotb{40%{transform:translateY(-5px);background:var(--p)}}
.ans-lines{display:none}
.chat.answered .dots{display:none}
.chat.answered .ans-lines{display:block;animation:ansIn .6s var(--ease)}
@keyframes ansIn{from{opacity:0;transform:translateY(8px)}}
.cites{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.cite{font-size:12px;font-weight:700;color:var(--p3);background:var(--lav);border:1px solid #dccbfd;padding:5px 10px;border-radius:20px;opacity:0;transform:scale(.8);animation:pop .45s cubic-bezier(.3,1.6,.5,1) forwards}
.cite:before{content:"↗ "}
.cite:nth-child(1){animation-delay:.5s}.cite:nth-child(2){animation-delay:.7s}.cite:nth-child(3){animation-delay:.9s}
@keyframes pop{to{opacity:1;transform:none}}
.aeo-eagle{position:absolute;left:-6%;bottom:-20px;width:40%;z-index:2;filter:drop-shadow(0 24px 30px rgba(74,39,125,.22));animation:bob 5.5s ease-in-out infinite}
.float-q{position:absolute;z-index:3;background:#fff;border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:10px 14px;font-weight:600;font-size:13px;box-shadow:0 14px 30px rgba(74,39,125,.12);animation:floaty 6s ease-in-out infinite}
.q1{top:-4px;left:6%;animation-delay:-2s}.q2{bottom:40px;right:0;animation-delay:-4s}
/* definition venn */
.dfa-in{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.def-aeo p{margin-top:18px;font-size:17px}
.prio{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.prio span{padding:9px 16px;border-radius:30px;background:var(--lav);color:var(--p3);font-weight:700;font-size:14px}
.venn{position:relative;height:400px}
.vc{position:absolute;top:40px;width:300px;height:300px;border-radius:50%;display:flex;flex-direction:column;justify-content:center;padding:0 46px;transition:transform 1.4s var(--ease) .2s}
.vc b{font-size:34px;letter-spacing:-.03em}.vc small{font-weight:600;color:var(--mut)}
.vc.seo{left:50%;margin-left:-300px;background:rgba(127,66,244,.1);border:2px solid rgba(127,66,244,.35);transform:translateX(-90px)}
.vc.aeo{left:50%;align-items:flex-end;text-align:right;background:rgba(156,103,255,.18);border:2px solid rgba(127,66,244,.55);transform:translateX(90px)}
.venn.vis .vc.seo{transform:translateX(90px)}.venn.vis .vc.aeo{transform:translateX(-90px)}
.v-mid{position:absolute;left:50%;top:190px;transform:translate(-50%,-50%);text-align:center;font-weight:800;color:var(--p3);font-size:15px;line-height:1.2;opacity:0;transition:opacity .6s 1.4s}
.venn.vis .v-mid{opacity:1}
.v-note{position:absolute;left:50%;bottom:0;transform:translateX(-50%);white-space:nowrap;font-size:13px;font-weight:600;color:var(--mut);padding:7px 14px;border:1px dashed #cdb6fb;border-radius:20px;text-decoration:line-through;text-decoration-color:rgba(127,66,244,.6)}
/* converge */
.qh{max-width:820px}.qh p{margin-top:18px;font-size:17px}
.converge{display:grid;grid-template-columns:1fr 200px 1fr;align-items:center;margin-top:46px;min-height:400px}
.qcol{display:grid;grid-template-rows:repeat(4,100px);align-items:center}
.qb{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px 18px 18px 4px;padding:16px 20px;font-weight:600;box-shadow:0 8px 20px rgba(74,39,125,.06);opacity:0;transform:translateX(-24px);transition:.7s var(--ease)}
.qb:before{content:"?";display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--lav);color:var(--p);font-weight:800;font-size:13px;margin-right:10px}
.converge.vis .qb{opacity:1;transform:none}
.converge.vis .qb:nth-child(2){transition-delay:.1s}.converge.vis .qb:nth-child(3){transition-delay:.2s}.converge.vis .qb:nth-child(4){transition-delay:.3s}
.wires{width:200px;height:400px}
.wires path{fill:none;stroke:var(--p2);stroke-width:2;vector-effect:non-scaling-stroke;stroke-dasharray:300;stroke-dashoffset:300;transition:stroke-dashoffset 1.2s var(--ease) .5s}
.converge.vis .wires path{stroke-dashoffset:0}
.pcol{display:grid;grid-template-rows:repeat(2,200px);align-items:center}
.pg{display:flex;gap:16px;align-items:center;background:#fff;border:1.5px solid #cdb6fb;border-radius:20px;padding:24px;box-shadow:var(--sh);opacity:0;transform:scale(.92);transition:.7s cubic-bezier(.3,1.4,.5,1) 1.2s}
.converge.vis .pg{opacity:1;transform:none}.converge.vis .pg:nth-child(2){transition-delay:1.35s}
.pg-ic{flex:none;display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;font-size:22px}
.pg b{display:block;font-size:18px}.pg small{color:var(--mut);font-size:14px}
/* ref cards */
.ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rc{border:1px solid var(--line);border-radius:24px;padding:30px;background:linear-gradient(170deg,#fff 50%,var(--lav2));transition:opacity .9s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s),box-shadow .3s,border-color .3s}
.rc.vis:hover{transform:translateY(-6px);box-shadow:var(--sh);border-color:#cdb6fb;transition-delay:0s}
.rc-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.rc-ic{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--lav);color:var(--p);font-size:22px}
.rc p{font-size:15px}
.rc-list{list-style:none;margin-top:12px;display:grid;gap:8px}
.rc-list li{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px}
.rc-list li:before{content:"";width:8px;height:8px;border-radius:2px;background:var(--p);transform:rotate(45deg)}
.split{display:grid;gap:12px;margin:16px 0 12px}
.split small{display:block;font-weight:700;font-size:13px;margin-bottom:6px}
.split span{display:block;height:10px;border-radius:8px;width:0;transition:width 1.2s var(--ease) .4s}
.bar-m{background:var(--p)}.bar-o{background:repeating-linear-gradient(90deg,#cdb6fb 0 8px,#e8ddfd 8px 14px)}
.rc.vis .bar-m{width:82%}.rc.vis .bar-o{width:60%}
.rc-foot{font-weight:600;color:var(--p3)!important}
.orig{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.orig span{padding:8px 14px;border-radius:30px;font-weight:700;font-size:13px}
.o-yes{background:var(--p);color:#fff}
.o-no{background:#fff;border:1px dashed #cfc6e2;color:var(--mut);text-decoration:line-through}
.format-note{display:flex;gap:16px;align-items:flex-start;margin-top:26px;padding:20px 24px;border-radius:18px;background:var(--lav2);border:1px solid var(--line)}
.fn-ic{flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-weight:800;font-style:italic;font-family:Georgia,serif}
.format-note p{font-size:16px}
/* scanner */
.ac-in{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.access p{margin-top:18px;font-size:17px}
.ac-img{margin-top:26px;border-radius:20px;box-shadow:var(--sh)}
.scanner{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px 28px;box-shadow:var(--sh)}
.sc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.sc-state{font-size:12px;font-weight:700;color:#b7791f;background:#fff4e2;padding:5px 10px;border-radius:20px;transition:.4s}
.scanner.done .sc-state{color:#2a8a5c;background:#e8f6ee}
.scan-line{position:absolute;left:0;right:0;top:0;height:60px;background:linear-gradient(180deg,transparent,rgba(127,66,244,.12),transparent);transform:translateY(-60px);pointer-events:none}
.scanner.vis .scan-line{animation:scan 2.4s var(--ease) .3s 1 forwards}
@keyframes scan{to{transform:translateY(460px)}}
.chk{display:flex;gap:16px;align-items:flex-start;padding:16px 0;border-top:1px solid var(--line)}
.chk b{display:block}.chk small{color:var(--mut);font-size:14px}
.st{flex:none;margin-top:2px;width:26px;height:26px;border-radius:50%;border:2px solid #d9cdf5;display:grid;place-items:center;transition:background .35s,border-color .35s}
.st:after{content:"✓";color:#fff;font-size:13px;font-weight:800;transform:scale(0);transition:transform .35s cubic-bezier(.3,1.6,.5,1)}
.scanner.vis .st{background:var(--p);border-color:var(--p)}.scanner.vis .st:after{transform:scale(1)}
.scanner.vis .chk:nth-of-type(1) .st,.scanner.vis .chk:nth-of-type(1) .st:after{transition-delay:.7s}
.scanner.vis .chk:nth-of-type(2) .st,.scanner.vis .chk:nth-of-type(2) .st:after{transition-delay:1.2s}
.scanner.vis .chk:nth-of-type(3) .st,.scanner.vis .chk:nth-of-type(3) .st:after{transition-delay:1.7s}
.scanner.vis .chk:nth-of-type(4) .st,.scanner.vis .chk:nth-of-type(4) .st:after{transition-delay:2.2s}
/* measure */
.neq{display:grid;grid-template-columns:1fr 50px 1fr 50px 1fr 50px 1fr;align-items:center}
.nq{border:1px solid var(--line);border-radius:20px;padding:26px 22px;background:#fff;text-align:center;transition:opacity .9s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s)}
.nq-ic{display:grid;place-items:center;width:50px;height:50px;margin:0 auto 12px;border-radius:50%;background:var(--lav);color:var(--p);font-size:20px;font-weight:800}
.nq b{font-size:17px}
.nq.end{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;border-color:transparent}
.nq.end .nq-ic{background:rgba(255,255,255,.2);color:#fff}
.ne{text-align:center;font-size:34px;font-weight:800;color:var(--p)}
.log-wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;margin-top:40px}
.log{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;box-shadow:var(--sh)}
.log-top{display:flex;justify-content:space-between;padding:16px 22px;background:var(--ink);color:#fff}
.log-top span{font-size:12px;font-weight:600;color:#bfa6ff}
.lr{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:10px;padding:14px 22px;border-top:1px solid var(--line);font-size:14px;font-weight:600;opacity:0;transform:translateY(8px);transition:.5s var(--ease)}
.lr.lh{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut);border-top:0;background:var(--lav2)}
.log.vis .lr{opacity:1;transform:none}
.log.vis .lr:nth-child(3){transition-delay:.25s}.log.vis .lr:nth-child(4){transition-delay:.5s}.log.vis .lr:nth-child(5){transition-delay:.75s}
.lr .ok{color:#2a8a5c}
.log-txt p{font-size:17px}
.warn-b{margin-top:20px;border-left:4px solid #e6a23c;background:#fffaf0;border-radius:0 14px 14px 0;padding:16px 20px}
.warn-b b{color:#96600f;font-size:14px;text-transform:uppercase;letter-spacing:.08em}
.warn-b p{margin-top:6px;font-size:15px;color:#5d4a2a}
/* scope */
.scope{display:flex;flex-wrap:wrap;gap:14px}
.sp{display:flex;align-items:center;gap:14px;padding:16px 22px 16px 16px;background:#fff;border:1px solid var(--line);border-radius:16px;font-weight:700;font-size:16px;transition:opacity .9s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s),border-color .3s,box-shadow .3s}
.sp.vis:hover{border-color:#cdb6fb;box-shadow:var(--sh);transform:translateY(-3px);transition-delay:0s}
.sp span{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--lav);color:var(--p);font-size:13px;font-weight:800}
.agree{margin-top:26px;font-size:16px;font-weight:600;color:var(--ink);padding:16px 20px;border:1px dashed #cdb6fb;border-radius:14px;display:inline-block}
/* boundaries */
.bounds{background:radial-gradient(ellipse at 90% 0%,#3a2270,#171634 60%);color:#fff}
.bounds .eb{color:#bfa6ff}.bounds h2{color:#fff}
.bd-in{display:grid;grid-template-columns:.8fr 1.3fr;gap:70px;align-items:center}
.bd-shield{width:170px;margin-top:30px;animation:floaty 6s ease-in-out infinite}
.nots{list-style:none;display:grid;gap:14px}
.nots li{display:flex;gap:18px;align-items:center;padding:20px 24px;border:1px solid rgba(255,255,255,.12);border-radius:18px;background:rgba(255,255,255,.04);transition:opacity .9s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s),background .3s}
.nots li:hover{background:rgba(255,255,255,.08)}
.nots p{color:#e6dcff;font-size:17px;font-weight:500}
.x{flex:none;position:relative;width:36px;height:36px;border-radius:50%;border:2px solid #ff8fa3}
.x:before,.x:after{content:"";position:absolute;left:50%;top:50%;width:0;height:2px;background:#ff8fa3;transform:translate(-50%,-50%) rotate(45deg);transition:width .4s var(--ease) .5s}
.x:after{transform:translate(-50%,-50%) rotate(-45deg);transition-delay:.7s}
.nots li.vis .x:before,.nots li.vis .x:after{width:16px}
/* faq */
.fq2{display:grid;grid-template-columns:.8fr 1.3fr;gap:64px;align-items:start}
.fq2-side{position:sticky;top:120px}
/* responsive */
@media(max-width:1100px){.neq{grid-template-columns:1fr 1fr;gap:14px}.ne{display:none}}
@media(max-width:900px){
 .aeo-hero-in,.dfa-in,.ac-in,.bd-in,.fq2,.log-wrap{grid-template-columns:1fr}
 .chat-stage{height:520px}.fq2-side{position:static}
 .ref-grid{grid-template-columns:1fr}
 .converge{grid-template-columns:1fr;min-height:0}.wires{display:none}
 .qcol{grid-template-rows:none;gap:12px}.pcol{grid-template-rows:none;gap:12px;margin-top:22px}
 .pg{transition-delay:.3s}
}
@media(max-width:600px){
 .chat-stage{height:470px}.chat{width:100%;padding:16px}.msg{font-size:14px}
 .aeo-eagle{width:30%;left:auto;right:4%;bottom:-10px}.q2{right:auto;left:0;bottom:30px}
 .vc small{display:none}.float-q{font-size:12px}
 .venn{height:330px}.vc{width:220px;height:220px;padding:0 26px}.vc b{font-size:26px}
 .vc.seo{margin-left:-220px;transform:translateX(-50px)}.vc.aeo{transform:translateX(50px)}
 .venn.vis .vc.seo{transform:translateX(60px)}.venn.vis .vc.aeo{transform:translateX(-60px)}
 .v-mid{top:150px;font-size:12px}.v-note{white-space:normal;text-align:center;width:90%}
 .neq{grid-template-columns:1fr 1fr;gap:10px}.nq{padding:18px 12px}.nq b{font-size:15px}
 .lr{grid-template-columns:1.3fr 1fr 1fr;font-size:12px;padding:12px 14px}.lr span:nth-child(3){display:none}
}
@media(prefers-reduced-motion:reduce){.aurora i{animation:none}.qb,.pg{opacity:1;transform:none}}
.page-aeo main>section{overflow-x:clip}