.additive-method-page{background:
  radial-gradient(circle at 85% 8%,rgba(45,101,184,.11),transparent 28%),
  linear-gradient(180deg,#f5f6f4 0%,#f7f9fc 46%,#f5f6f4 100%);
}
.additive-method-page .section-wrap{max-width:1180px;padding:72px 24px}
.additive-method-page .additive-hero{display:grid;grid-template-columns:minmax(0,1.28fr) minmax(300px,.72fr);gap:44px;align-items:start;padding-top:82px;padding-bottom:54px}
.additive-hero-copy h1{max-width:13ch;margin:0 0 24px;font-size:clamp(48px,6.4vw,78px);line-height:.97;letter-spacing:-.055em}
.additive-hero-copy h1 span{color:var(--gf-blue-text,#1a4da1)}
.additive-hero-copy>p{max-width:760px;margin:0 0 28px;color:#536068;font-size:18px;line-height:1.72}
.additive-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.authority-note{display:grid;grid-template-columns:auto 1fr;gap:10px 16px;max-width:820px;padding:16px 18px;border:1px solid #bdd0e8;border-left:4px solid var(--gf-blue,#2d65b8);border-radius:10px;background:#f4f8fd}
.authority-note strong{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--gf-blue-text,#1a4da1)}
.authority-note span{color:#56636c;font-size:13px;line-height:1.65}
.warning-note{border-color:#e3c585;border-left-color:#d69b1c;background:#fff9e9}
.warning-note strong{color:#72520f}
.additive-hero-stats{display:grid;gap:12px;position:sticky;top:92px}
.additive-hero-stats article{padding:18px;border:1px solid var(--gf-border,#dadddc);border-radius:12px;background:#fff;box-shadow:0 6px 22px rgba(28,55,87,.05)}
.additive-hero-stats span,.guide-links>a>span,.insight-grid article>span,.architecture-grid article>span,.decision-matrix article>span,.comparison-grid article>span,.voxel-grid article>span,.result-heading>span{display:block;margin-bottom:7px;color:#607181;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.additive-hero-stats strong{display:block;margin-bottom:5px;font-size:20px}
.additive-hero-stats small{color:#67737b;line-height:1.55}
.guide-section{border-top:1px solid #dfe4e7}
.guide-section>.section-heading{max-width:900px}
.guide-section>.section-heading h2{font-size:clamp(30px,4vw,48px);line-height:1.04;letter-spacing:-.045em}
.guide-section>.section-heading>p{font-size:16px;line-height:1.7}
.process-explainer-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:18px}
.process-visual-card,.process-copy-card,.interactive-lab,.exposure-lab,.voxel-visual-card,.case-study-controls,.thesis-result-card,.resin-result-card,.tilt-lab,.cure-lab{border:1px solid var(--gf-border,#dadddc);border-radius:14px;background:#fff;box-shadow:0 5px 20px rgba(35,65,98,.045)}
.process-visual-card{overflow:hidden}
.process-visual-card svg{display:block;width:100%;min-height:360px;background:linear-gradient(180deg,#f9fbfe,#f2f6fb)}
.visual-caption{padding:18px 20px;border-top:1px solid #dfe4e7}
.visual-caption strong{display:block;margin-bottom:4px}
.visual-caption p{margin:0;line-height:1.65}
.process-copy-card{padding:24px}
.process-copy-card h3{margin:0 0 18px;font-size:24px}
.engineering-steps{display:grid;gap:12px;margin:0;padding:0;list-style:none;counter-reset:step}
.engineering-steps li{display:grid;grid-template-columns:92px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid #e8ecee}
.engineering-steps li:last-child{border-bottom:0}
.engineering-steps b{color:var(--gf-blue-text,#1a4da1)}
.engineering-steps span{color:#5f6970;line-height:1.58}
.term-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.term-links a{padding:9px 11px;border:1px solid #cbd8ea;border-radius:7px;background:#f5f9ff;color:var(--gf-blue-text,#1a4da1);font-size:12px;font-weight:750}
.fdm-process-svg text,.exposure-stage svg text{fill:#5f6970;font-size:15px;font-weight:700}
.fdm-filament{stroke:#2d65b8;stroke-width:16;stroke-linecap:round}
.fdm-heater{fill:#fff;stroke:#c7d2de;stroke-width:2}
.fdm-hot-zone{fill:url(#fdmHeat);opacity:.75}
.fdm-nozzle{fill:#9eabb5;stroke:#64727c;stroke-width:2}
.fdm-road{fill:none;stroke:#2d65b8;stroke-width:22;stroke-linecap:round}
.active-road{stroke:#1f4f91}
.road-two{stroke:#6f96cb}.road-three{stroke:#a7bddc}
.motion-arrow{stroke:#2d65b8;stroke-width:3;marker-end:url(#none)}
.flow-lab{display:grid;grid-template-columns:minmax(300px,.82fr) minmax(0,1.18fr);gap:22px;padding:24px}
.lab-controls-column{display:grid;gap:16px}
.lab-controls-column label,.tilt-controls label,.cure-meter label{display:grid;grid-template-columns:1fr auto;gap:7px 14px;align-items:center;padding-bottom:12px;border-bottom:1px solid #e7ebee}
.lab-controls-column input,.tilt-controls input,.cure-meter input{grid-column:1/-1;width:100%}
.lab-controls-column output,.tilt-controls output,.cure-meter output{color:var(--gf-blue-text,#1a4da1);font-weight:800}
.formula-card{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;padding:16px;border:1px solid #cfdaea;border-radius:10px;background:#f5f9ff}
.formula-card code{grid-row:span 2;align-self:center;padding:9px 12px;border-radius:7px;background:#fff;color:#1a4da1;font-size:18px;font-weight:800}
.formula-card span{color:#61707a;font-size:12px}.formula-card strong{font-size:20px}
.lab-caveat,.source-caveat{margin:0;padding:13px 14px;border-left:3px solid #9fb6d4;background:#f7f9fc;color:#606c74;font-size:12px;line-height:1.6}
.flow-visual{display:grid;align-content:center;gap:18px}
.flow-visual svg{width:100%;min-height:300px}
.flow-bed{fill:#dce2e7}.flow-nozzle{fill:#75838e}
.flow-road{fill:#2d65b8;opacity:.84;transition:all .16s ease}
.dimension-line{stroke:#697984;stroke-width:2;stroke-dasharray:5 5}
.flow-demand-meter span{font-size:12px;font-weight:750;color:#59656d}
.flow-demand-meter>div{height:12px;margin:8px 0;border-radius:999px;background:#e5e9ec;overflow:hidden}
.flow-demand-meter i{display:block;width:24%;height:100%;border-radius:inherit;background:linear-gradient(90deg,#89a9d3,#2d65b8);transition:width .16s ease}
.flow-demand-meter small{color:#748087}
.insight-grid,.architecture-grid,.decision-matrix,.comparison-grid,.voxel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:18px}
.architecture-grid,.decision-matrix{grid-template-columns:repeat(2,minmax(0,1fr))}
.insight-grid article,.architecture-grid article,.decision-matrix article,.comparison-grid article,.voxel-grid>article:not(.voxel-visual-card){padding:20px;border:1px solid var(--gf-border,#dadddc);border-radius:11px;background:#fff}
.insight-grid strong,.architecture-grid strong,.decision-matrix strong,.comparison-grid strong,.voxel-grid strong{display:block;margin-bottom:8px;font-size:18px}
.insight-grid p,.architecture-grid p,.decision-matrix p,.comparison-grid p,.voxel-grid p{margin:0;line-height:1.65}
.stair-lab{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:24px;padding:24px}
.stair-copy label{display:grid;grid-template-columns:1fr auto;gap:8px;margin-bottom:18px}
.stair-copy input{grid-column:1/-1}.stair-copy output{color:var(--gf-blue-text);font-weight:800}
.stair-copy>p{line-height:1.7}
.mini-note{display:grid;gap:4px;padding:14px;border-radius:9px;background:#f4f7fb;border:1px solid #dbe4f0}
.mini-note strong{font-size:12px;color:#1a4da1}.mini-note span{font-size:12px;line-height:1.55;color:#637078}
.stair-canvas{position:relative;min-height:330px;border:1px solid #dce3ea;border-radius:12px;background:
linear-gradient(#edf2f6 1px,transparent 1px),linear-gradient(90deg,#edf2f6 1px,transparent 1px),#fbfcfd;
background-size:24px 24px;overflow:hidden}
.stair-step{position:absolute;left:14%;height:18px;background:#2d65b8;border-radius:4px 4px 0 0;transform-origin:left bottom}
.stair-ideal{position:absolute;left:14%;bottom:18%;width:72%;height:3px;background:#1d2730;transform:rotate(-28deg);transform-origin:left center;opacity:.4}
.thesis-case-study{background:linear-gradient(180deg,rgba(231,238,250,.65),rgba(247,249,252,.45));border-radius:18px;border-top:0;margin-top:26px;margin-bottom:26px}
.case-study-layout,.resin-case-grid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(0,1.2fr);gap:16px}
.case-study-controls,.thesis-result-card,.resin-result-card{padding:22px}
.material-selector{display:flex;gap:8px;margin-bottom:18px}
.material-selector button,.exposure-tabs button{padding:9px 13px;border:1px solid #cbd4dd;border-radius:8px;background:#fff;color:#4d5961;font-weight:800;cursor:pointer}
.material-selector button.active,.exposure-tabs button.active{border-color:#2d65b8;background:#e7eefa;color:#1a4da1}
.experiment-facts{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:0 0 18px}
.experiment-facts div{padding:11px 0;border-bottom:1px solid #e4e8eb}
.experiment-facts dt{font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#7a858d}
.experiment-facts dd{margin:2px 0 0;font-weight:750;color:#2f373d}
.result-heading{display:flex;justify-content:space-between;gap:12px;align-items:end;margin-bottom:20px}
.result-heading span{margin:0}.result-heading strong{font-size:16px;text-align:right}
.orientation-bars,.resin-bars{display:grid;gap:18px}
.orientation-bars article{display:grid;grid-template-columns:minmax(180px,1fr) auto;gap:5px 14px}
.orientation-bars article>span{font-size:12px;font-weight:700;color:#53616a}
.orientation-bars article>strong{font-size:18px;color:#1a4da1}
.orientation-bars article>small{grid-column:2;color:#6d7880}
.bar-track{grid-column:1/-1;height:15px;border-radius:999px;background:#e8ecf0;overflow:hidden}
.bar-track i{display:block;width:50%;height:100%;background:linear-gradient(90deg,#90acd2,#2d65b8);border-radius:inherit;transition:width .24s ease}
.thesis-result-card>p,.resin-result-card>p{margin:20px 0 0;padding-top:16px;border-top:1px solid #e1e6e9;line-height:1.7}
.case-study-table-wrap{overflow:auto;margin-top:18px;border:1px solid #d9e0e6;border-radius:12px;background:#fff}
.engineering-table{width:100%;border-collapse:collapse;min-width:760px}
.engineering-table caption{padding:14px 16px;text-align:left;color:#68747c;font-size:12px}
.engineering-table th,.engineering-table td{padding:12px 14px;border-top:1px solid #e4e8eb;text-align:left}
.engineering-table th{background:#f6f8fa;color:#52606a;font-size:11px;letter-spacing:.05em;text-transform:uppercase}
.engineering-table td{font-size:13px}
.guide-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding-top:40px!important}
.guide-links>a{padding:20px;border:1px solid #cdd7e3;border-radius:12px;background:#fff;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}
.guide-links>a:hover{transform:translateY(-2px);border-color:#9eb7d7;box-shadow:0 8px 24px rgba(40,78,120,.08)}
.guide-links strong{display:block;margin-bottom:6px;font-size:18px}
.guide-links p{margin:0;line-height:1.6}
.three-up{grid-template-columns:repeat(3,minmax(0,1fr))}
.exposure-lab{padding:0;overflow:hidden}
.exposure-tabs{display:flex;gap:8px;padding:16px 18px;border-bottom:1px solid #dfe4e7;background:#f7f9fb}
.exposure-stage{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:0}
.exposure-stage svg{width:100%;min-height:390px;background:linear-gradient(180deg,#f9fbfd,#f0f5fb)}
.exposure-caption{padding:28px;border-left:1px solid #dfe4e7;display:flex;flex-direction:column;justify-content:center}
.exposure-caption>span{color:#2d65b8;font-size:10px;font-weight:850;letter-spacing:.12em}
.exposure-caption>strong{margin:7px 0 10px;font-size:24px;line-height:1.15}
.exposure-caption>p{margin:0;line-height:1.7}
.vat-resin,.cycle-vat{fill:#dfeafa;stroke:#b8cbe3;stroke-width:2}.vat-window,.cycle-window{fill:#b8c4cc}
.vat-platform,.cycle-platform{fill:#65757f}.vat-part,.cycle-part{fill:#2d65b8;opacity:.86}
.laser-path{stroke:#8aa9d2;stroke-width:2}.laser-dot{fill:#21579d}.scan-line{stroke:#2d65b8;stroke-width:9;stroke-linecap:round}
.projected-cone{fill:#bed0e8;opacity:.42}.projector-chip,.led-array{fill:#667781}.projected-layer{fill:#2d65b8}
.mask-pixels rect{fill:#25333e}.masked-light{stroke:#2d65b8;stroke-width:5}
.cycle-lab{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);overflow:hidden}
.cycle-stage{padding:16px;background:#f7fafe}.cycle-stage svg{width:100%;height:100%}
.cycle-controls{padding:24px;border-left:1px solid #dfe4e7}
.cycle-status>span{font-size:10px;font-weight:850;letter-spacing:.12em;color:#2d65b8}
.cycle-status>strong{display:block;margin:5px 0;font-size:24px}.cycle-status>p{min-height:74px;line-height:1.65}
.cycle-buttons{display:flex;gap:8px;flex-wrap:wrap}.cycle-index{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;margin:18px 0 0;padding:0;list-style:none}
.cycle-index li{padding:9px;border:1px solid #dce2e7;border-radius:7px;color:#68747c;font-size:11px;font-weight:750}
.cycle-index li.active{background:#e7eefa;border-color:#b4c7e1;color:#1a4da1}
.cycle-new-layer{fill:#4b83cb}.cycle-light path{stroke:#4d8ad8;stroke-width:4;opacity:.65}
.voxel-grid{grid-template-columns:1.1fr 1fr 1fr}
.voxel-visual-card{padding:20px}.voxel-visual-card strong{display:block;margin:14px 0 6px;font-size:18px}
.voxel-demo{display:grid;grid-template-columns:1fr 1fr;gap:30px;min-height:190px;align-items:end;padding:22px;background:#f6f9fc;border-radius:10px}
.voxel-column{height:145px;display:grid;grid-template-rows:repeat(6,1fr);gap:2px;transform:skewX(-12deg)}
.voxel-column i{display:block;background:#5a8fcd;border-radius:2px}
.voxel-column.smooth i{clip-path:polygon(0 0,100% 15%,88% 100%,10% 100%)}.voxel-column.pixels i{background:repeating-linear-gradient(90deg,#5a8fcd 0 14px,#dbe6f3 14px 16px)}
.tilt-lab{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(290px,.9fr);overflow:hidden}
.tilt-stage{padding:16px;background:#f8fafc}.tilt-stage svg{width:100%;min-height:340px}
.tilt-vat{fill:#d5e4f7}.tilt-part{fill:#2d65b8}.tilt-hole{fill:#f8fafc}.tilt-supports path{stroke:#7c8e9a;stroke-width:5}.tilt-reference{stroke:#a6b2ba;stroke-width:2;stroke-dasharray:5 5}
.tilt-controls{padding:26px}.tilt-controls>p{line-height:1.7;min-height:90px}
.post-process-timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.post-process-timeline article{padding:18px;border:1px solid #dbe1e5;border-radius:10px;background:#fff}
.post-process-timeline b{display:grid;place-items:center;width:30px;height:30px;margin-bottom:12px;border-radius:50%;background:#e7eefa;color:#1a4da1}
.post-process-timeline span{display:block;font-weight:800}.post-process-timeline p{margin:6px 0 0;line-height:1.6}
.cure-lab{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.8fr);gap:24px;margin-top:16px;padding:24px}
.cure-bars{display:grid;gap:13px;margin-top:18px}.cure-bars>div{display:grid;grid-template-columns:150px 1fr;gap:10px;align-items:center;font-size:12px}
.cure-bars i{height:13px;border-radius:999px;background:#e6eaee;overflow:hidden}.cure-bars b{display:block;width:60%;height:100%;background:#2d65b8;border-radius:inherit;transition:width .2s ease}
.cure-copy{align-self:center}.cure-copy strong{font-size:22px}.cure-copy p{line-height:1.7}
.resin-bars>div{display:grid;grid-template-columns:80px 1fr;gap:5px 12px}
.resin-bars span{font-weight:800}.resin-bars strong{color:#1a4da1}.resin-bars small{grid-column:2;color:#6e7880}
.resin-bars i{grid-column:1/-1;height:14px;width:var(--bar);max-width:100%;background:linear-gradient(90deg,#91add4,#2d65b8);border-radius:999px}
.additive-method-page footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:32px max(24px,calc((100vw - 1180px)/2));border-top:1px solid #dadddc;background:#fff;color:#67727a;font-size:12px}
.additive-method-page footer a{color:#1a4da1;font-weight:750}

@media(max-width:900px){
  .additive-method-page .additive-hero,.process-explainer-grid,.flow-lab,.stair-lab,.case-study-layout,.resin-case-grid,.exposure-stage,.cycle-lab,.tilt-lab,.cure-lab{grid-template-columns:1fr}
  .additive-hero-stats{position:static;grid-template-columns:repeat(3,1fr)}
  .exposure-caption,.cycle-controls{border-left:0;border-top:1px solid #dfe4e7}
  .insight-grid,.comparison-grid,.voxel-grid,.guide-links{grid-template-columns:1fr 1fr}
  .post-process-timeline{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .additive-method-page .section-wrap{padding:54px 18px}
  .additive-method-page .additive-hero{padding-top:52px}
  .additive-hero-copy h1{font-size:clamp(38px,11.5vw,60px);overflow-wrap:anywhere}
  .additive-hero-stats,.insight-grid,.architecture-grid,.decision-matrix,.comparison-grid,.voxel-grid,.guide-links,.post-process-timeline{grid-template-columns:1fr}
  .authority-note{grid-template-columns:1fr}
  .flow-lab,.stair-lab,.case-study-controls,.thesis-result-card,.resin-result-card,.tilt-controls,.cure-lab{padding:18px}
  .experiment-facts{grid-template-columns:1fr}
  .engineering-steps li{grid-template-columns:70px 1fr}
  .process-visual-card svg,.exposure-stage svg{min-height:290px}
  .cycle-stage{min-height:330px}
  .cure-bars>div{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  .flow-road,.flow-demand-meter i,.bar-track i,.cure-bars b,.guide-links>a{transition:none!important}
}