.guide-hero{padding-top:50px;background:linear-gradient(135deg,#edf7f5 0%,#f6f9fa 65%,#edf2f4 100%)}.guide-hero h1{max-width:830px;margin:14px 0 16px;font-size:clamp(2.2rem,4.2vw,4.3rem);line-height:1.14;letter-spacing:-.05em}.guide-hero h1 span{color:#12968d}.hero-summary{max-width:900px;color:#536c77;font-size:1.03rem;line-height:1.78}.hero-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:29px}.hero-facts>div{background:#fff;border:1px solid #dae8e9;border-radius:9px;padding:15px}.hero-facts span{display:block;color:#78929c;font-size:.74rem}.hero-facts strong{display:block;margin-top:5px;font-size:.92rem}.evidence-grid,.interface-grid,.sensor-grid,.next-grid{display:grid;gap:11px}.evidence-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.evidence-card,.interface-grid article,.sensor-card,.next-grid>div{background:#fff;border:1px solid #dbe6e9;border-radius:10px;padding:18px 19px;min-width:0}.evidence-card strong{display:block;margin:10px 0 7px;font-size:1rem}.evidence-card p,.interface-grid p{font-size:.82rem;line-height:1.68;color:#5b7581;margin:0 0 12px}.evidence-card small{font-size:.73rem;color:#849ba4;line-height:1.5}.key{display:inline-block;font-style:normal;font-size:.7rem;font-weight:800;border-radius:4px;padding:3px 7px}.key.source{color:#177b68;background:#e3f5ed}.key.propose{color:#436e87;background:#eaf2f7}.key.pending{color:#9c6823;background:#fff1dc}.source-strip{display:grid;grid-template-columns:auto 1fr;gap:13px;margin-top:12px;padding:14px 18px;background:#153442;color:#c9dee2;border-radius:8px;font-size:.81rem;line-height:1.65}.source-strip b{color:#74ddd3;white-space:nowrap}.flow-legend{display:flex;gap:19px;flex-wrap:wrap;font-size:.76rem;color:#627c85;margin:0 0 11px}.flow-legend span{display:flex;align-items:center;gap:6px}.flow-dot{display:inline-block;width:10px;height:10px;border-radius:50%}.flow-dot.torque{background:#32b9b0}.flow-dot.pull{background:#f5ae5a}.flow-dot.reaction{background:#8da7af}.assembly-map{background:#17303e;border:1px solid #305261;border-radius:13px;overflow:auto}.assembly-map svg{display:block;width:100%;min-width:780px;height:auto}.map-box{fill:#203c4b;stroke:#506d79;stroke-width:2}.map-motor{fill:#315261;stroke:#97c4c8;stroke-width:7}.map-rotor{fill:#17303e;stroke:#5bd6cd;stroke-width:5}.map-adapter{fill:#355c66;stroke:#79e0d8;stroke-width:6}.map-sprocket{fill:none;stroke:#c4d3d9;stroke-width:11;stroke-dasharray:12 5}.map-chain{fill:none;stroke:#a3bac1;stroke-width:10;stroke-linejoin:round}.map-housing{fill:none;stroke:#688d99;stroke-width:13;stroke-linecap:round}.map-core-a,.map-pull-a{fill:none;stroke:#32b9b0;stroke-width:5;stroke-linecap:round}.map-core-b,.map-pull-b{fill:none;stroke:#f5ae5a;stroke-width:5;stroke-linecap:round}.map-joint{fill:none;stroke:#b8d1d5;stroke-width:12}.map-axle{fill:#17303e;stroke:#e8f5f7;stroke-width:4}.map-arm{fill:none;stroke:#e8f5f7;stroke-width:15;stroke-linecap:round}.map-torque{fill:none;stroke:#32b9b0;stroke-width:5}.map-top{fill:#e8f4f6;font-size:16px;font-weight:750}.map-name{fill:#e8f4f6;font-size:14px;font-weight:700}.map-small{fill:#9bb4bc;font-size:13px}.map-line-a{fill:#79e0d8;font-size:13px;font-weight:750}.map-line-b{fill:#ffc986;font-size:13px;font-weight:750}.interface-grid{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:11px}.interface-grid article{padding:17px}.part-number{display:block;color:#159f94;font-weight:850;font-size:.75rem}.interface-grid h3{font-size:.94rem;line-height:1.4;margin:7px 0}.interface-grid .key{margin-top:auto}.purchase-lane{border:1px solid #dbe6e9;border-radius:12px;overflow:hidden;background:#fff;margin-bottom:14px}.lane-head{display:flex;align-items:center;gap:14px;padding:17px 20px;border-bottom:1px solid #e5ecee;background:#edf9f5}.lane-head>span{width:37px;height:37px;border-radius:50%;display:grid;place-items:center;background:#23a99f;color:#fff;font-weight:850}.lane-head h3{margin:0 0 3px;font-size:1.07rem}.lane-head small{font-size:.75rem;color:#728b94}.purchase-lane.later .lane-head{background:#eef3f6}.purchase-lane.later .lane-head>span{background:#5f8494}.purchase-table-wrap{overflow:auto}.purchase-table{width:100%;border-collapse:collapse;min-width:675px;text-align:left;font-size:.79rem;line-height:1.55}.purchase-table th{background:#f8fbfb;color:#6d8791;text-transform:uppercase;letter-spacing:.04em;font-size:.69rem;padding:10px 16px}.purchase-table td{padding:11px 16px;border-top:1px solid #e9eef0;vertical-align:top;color:#526c78}.purchase-table td:first-child{min-width:195px;color:#233d4a}.purchase-table td b{display:block;font-size:.82rem}.purchase-table td small{display:block;color:#8aa0a8;font-size:.71rem;margin-top:2px}.purchase-table tr:nth-child(2n){background:#fbfdfd}.table-foot{font-size:.77rem;color:#718a94;line-height:1.65;margin:6px 0 0}.sensor-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.sensor-card{display:flex;flex-direction:column}.sensor-top{display:flex;justify-content:space-between;gap:8px;align-items:center}.sensor-code{color:#169a91;font-size:.72rem;font-weight:900}.sensor-card h3{font-size:1rem;line-height:1.4;margin:12px 0 7px}.sensor-model{font-size:.8rem;color:#217b7b;font-weight:750;line-height:1.55;margin:0}.sensor-card ul{padding-left:17px;margin:10px 0 16px;color:#5b7480;font-size:.77rem;line-height:1.65;flex:1}.sensor-card li+li{margin-top:5px}.sensor-card a{font-size:.76rem;font-weight:750;color:#138e86}.sensor-card a:hover{text-decoration:underline}.sensor-warning{display:grid;grid-template-columns:145px 1fr;gap:12px;background:#fff6e9;border:1px solid #edd4ad;border-radius:9px;padding:15px 17px;margin:12px 0;color:#796441;font-size:.79rem;line-height:1.65}.sensor-warning strong{color:#9e6b26}.electric-map{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.electric-map>div{background:#1b3543;color:#d8ebee;border-radius:9px;padding:15px 17px}.electric-map b{display:block;color:#74ddd3;font-size:.73rem;margin-bottom:7px}.electric-map span{display:block;font-size:.8rem;line-height:1.55}.electric-map small{display:block;color:#9db8c0;font-size:.7rem;margin-top:8px}.build-list{background:#fff;border:1px solid #dbe6e9;border-radius:12px;overflow:hidden}.build-list article{display:grid;grid-template-columns:47px minmax(0,1fr) 190px;gap:17px;align-items:start;padding:19px 20px;border-top:1px solid #e5edef}.build-list article:first-child{border-top:0}.build-list article>span{width:34px;height:34px;border-radius:50%;background:#e4f5f1;color:#148c83;display:grid;place-items:center;font-weight:850;font-size:.75rem}.build-list h3{font-size:.94rem;margin:2px 0 5px}.build-list p{color:#647d87;font-size:.78rem;line-height:1.65;margin:0}.build-list em{border-left:1px solid #dfe9eb;padding-left:13px;font-style:normal;color:#418584;font-size:.74rem;line-height:1.5}.next-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.next-grid b{display:block;color:#a67836;font-size:.71rem}.next-grid strong{display:block;overflow-wrap:anywhere;font-size:.86rem;margin:8px 0 5px}.next-grid small{font-size:.73rem;color:#758d97;line-height:1.5}@media(max-width:1350px){.interface-grid,.next-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:930px){.evidence-grid,.sensor-grid,.electric-map{grid-template-columns:1fr 1fr}.hero-facts{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.guide-hero{padding-top:30px}.hero-summary{font-size:.88rem}.evidence-grid,.interface-grid,.sensor-grid,.electric-map,.next-grid{grid-template-columns:1fr}.hero-facts>div{padding:11px}.hero-facts strong{font-size:.82rem}.source-strip,.sensor-warning{grid-template-columns:1fr;gap:4px}.build-list article{grid-template-columns:37px 1fr;gap:8px;padding:16px 13px}.build-list em{grid-column:2;border-left:0;padding-left:0}.assembly-map svg{min-width:840px}}

.purchase-lane.powered .lane-head{background:#fff5e9}.purchase-lane.powered .lane-head>span{background:#db9047}

.photo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.photo-card{background:#fff;border:1px solid #dbe6e9;border-radius:11px;overflow:hidden;min-width:0;display:flex;flex-direction:column}.photo-frame{display:grid;place-items:center;height:190px;background:#f3f7f8;overflow:hidden}.photo-frame img{display:block;width:100%;height:100%;object-fit:contain;transition:transform .2s}.photo-frame:hover img{transform:scale(1.05)}.photo-body{padding:15px 17px 17px;display:flex;flex-direction:column;align-items:flex-start;flex:1}.photo-step{font-size:.68rem;font-weight:800;padding:3px 7px;border-radius:4px}.photo-step.owned-photo{background:#e3f5ed;color:#187a67}.photo-step.now-photo{background:#fff0d6;color:#a46c1d}.photo-step.later-photo{background:#eaf2f7;color:#537a8b}.photo-body h3{font-size:.96rem;margin:8px 0 5px}.photo-body p{font-size:.78rem;color:#637c87;line-height:1.65;margin:0 0 12px;flex:1}.photo-body a{font-size:.72rem;font-weight:800;color:#178e87}.photo-body a:hover{text-decoration:underline}.photo-note{font-size:.74rem;color:#798e97;line-height:1.6;margin:13px 0 0}@media(max-width:1300px){.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.photo-grid{grid-template-columns:1fr}.photo-frame{height:210px}}

.cad-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.cad-facts>div{padding:18px;background:#fff;border:1px solid #dbe6e9;border-radius:10px}.cad-facts span{display:block;color:#6c8790;font-size:.74rem;font-weight:700}.cad-facts strong{display:block;font-size:2rem;color:#157f7b;line-height:1.25;margin:7px 0}.cad-facts strong small{font-size:.8rem;color:#68838b}.cad-facts em{display:block;color:#7f969e;font-size:.7rem;font-style:normal;line-height:1.5}.cad-travel{display:grid;grid-template-columns:1fr 1.1fr 1fr;gap:18px;align-items:center;padding:20px;background:#edf7f4;border:1px solid #cde4df;border-radius:10px;margin-top:12px}.cad-travel span{display:block;color:#648189;font-size:.75rem;line-height:1.5}.cad-travel b{display:block;font-size:.92rem;margin-top:3px}.cad-track{height:21px;background:#d5e5e1;border-radius:20px;overflow:hidden}.cad-track i{display:block;width:86%;height:100%;border-radius:20px;background:linear-gradient(90deg,#21b3a9,#86d8ce)}.cad-result strong{display:block;color:#13867f;font-size:1.2rem}.cad-alert{margin-top:12px;padding:17px 20px;border:1px solid #f0c89b;background:#fff2e2;border-radius:10px}.cad-alert strong{color:#9f5b17;font-size:.91rem}.cad-alert p{color:#775f44;font-size:.79rem;line-height:1.65;margin:6px 0 0}.cad-citation{font-size:.72rem;color:#81969e;line-height:1.65;margin-top:12px}.cad-citation a{color:#168f87;font-weight:700}.cad-citation a:hover{text-decoration:underline}@media(max-width:1300px){.cad-facts{grid-template-columns:repeat(2,minmax(0,1fr))}.cad-travel{grid-template-columns:1fr 1fr}.cad-track{grid-column:1/-1;grid-row:2}.cad-result{grid-column:2;grid-row:1}}@media(max-width:650px){.cad-facts{grid-template-columns:repeat(2,minmax(0,1fr))}.cad-facts>div{padding:13px}.cad-facts strong{font-size:1.55rem}.cad-travel{grid-template-columns:1fr;gap:11px}.cad-track,.cad-result{grid-column:1;grid-row:auto}}