:root{--ink:#142e40;--muted:#526473;--green:#176749;--lime:#cce887;--line:#dbe3e6;--paper:#f5f7f5;--white:#fff;--max:1140px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--white);color:var(--ink);font-family:"Segoe UI",Arial,sans-serif;font-size:17px;line-height:1.7}a{color:var(--green);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid #007cb5;outline-offset:5px;border-radius:3px}main:focus{outline:none}img{max-width:100%;height:auto;display:block}p{margin:0 0 1.2rem}h1,h2,h3{line-height:1.15;letter-spacing:-.04em;margin:0 0 1.3rem}h1{font-size:clamp(2.5rem,4.1vw,3.8rem);font-weight:650;max-width:760px}h2{font-size:clamp(1.9rem,3vw,2.7rem);font-weight:650}h3{font-size:1.4rem;font-weight:650;letter-spacing:-.025em}em{font-style:normal;color:var(--green)}.container{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.narrow{max-width:820px}.skip{position:absolute;left:20px;top:0;transform:translateY(-150%);background:white;padding:12px 20px;z-index:10}.skip:focus{transform:translateY(8px)}.site-header{border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:88px}.brand{display:inline-flex;gap:12px;align-items:center;font-size:1.25rem;text-decoration:none;font-weight:700;letter-spacing:-.04em;color:var(--ink);white-space:nowrap}.brand b{font-weight:400}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:39px;height:39px;background:var(--ink);color:white;font-weight:600;font-size:1.25rem;border-radius:4px}.brand-mark span{color:var(--lime);font-size:.9rem;margin-left:1px}.header-inner nav{display:flex;gap:30px}.header-inner nav a{font-size:.9rem;text-decoration:none;color:var(--muted);padding:8px 0}.header-inner nav a[aria-current=page]{color:var(--ink);box-shadow:0 2px var(--green)}.home-hero,.course-hero{background:var(--paper);padding:72px 0 64px}.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}.eyebrow{font-size:.7rem;letter-spacing:.13em;font-weight:750;margin:0 0 1.3rem;color:var(--green)}.lead{font-size:1.13rem;color:var(--muted);line-height:1.65;max-width:610px;margin-bottom:1.7rem}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;background:var(--green);color:white;padding:14px 24px;border-radius:4px;text-decoration:none;font-size:.94rem;font-weight:650;line-height:1.5}.button:hover{background:#105139}.button span{font-size:1.2rem}.quiet{font-size:.82rem;color:var(--muted);line-height:1.6}.hero-note{margin:20px 0 0}.drawing-card{background:var(--ink);color:#e8eeed;border-radius:6px;box-shadow:0 20px 40px #142e4014;overflow:hidden}.drawing-label,.drawing-bottom{padding:18px 24px;display:flex;justify-content:space-between;gap:16px}.drawing-label{font-size:.6rem;letter-spacing:.13em;border-bottom:1px solid #ffffff20}.drawing-bottom{font-size:.85rem;border-top:1px solid #ffffff20;align-items:center}.drawing-bottom>span:last-child{color:var(--lime);font-size:1.5rem}.section{padding:78px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:32px}.section-heading h2{margin-bottom:0}.section-heading>p{font-size:.95rem;color:var(--muted);margin:0}.course-card{display:grid;grid-template-columns:.85fr 1.6fr;border:1px solid var(--line);border-radius:6px;overflow:hidden}.course-visual{background:#e6eeea;padding:32px;display:flex;flex-direction:column;justify-content:space-between;min-height:300px;background-image:linear-gradient(#142e4009 1px,transparent 1px),linear-gradient(90deg,#142e4009 1px,transparent 1px);background-size:24px 24px}.tag{font-size:.63rem;letter-spacing:.1em;font-weight:700;align-self:start;border:1px solid #aabbb3;border-radius:3px;padding:4px 10px}.cad-type{font-size:5.5rem;letter-spacing:-.07em;font-weight:500;line-height:1}.cad-type span{font-size:2.5rem;color:var(--green);vertical-align:top;display:inline-block;margin-top:10px;margin-left:7px}.visual-caption{font-size:.78rem;color:#3a5347}.course-copy{padding:36px 40px}.course-copy .eyebrow{margin-bottom:14px}.course-copy h3{font-size:1.8rem;max-width:570px}.course-copy>p{color:var(--muted)}.chips{list-style:none;padding:0;display:flex;gap:9px;flex-wrap:wrap;margin:24px 0}.chips li{font-size:.76rem;padding:5px 12px;background:#eef2f0;border:1px solid #dbe5df;border-radius:3px;line-height:1.5}.text-link{font-size:.93rem;font-weight:650;text-decoration:none;display:inline-block}.text-link:hover{text-decoration:underline}.course-copy .quiet{margin:14px 0 0}.soft{background:var(--paper)}.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin:40px 0 24px}.three-grid article{border-top:1px solid #cbd7cf;padding-top:22px}.three-grid p{color:var(--muted);font-size:.95rem}.number{display:block;color:var(--green);font-size:.8rem;font-weight:650;letter-spacing:.08em;margin-bottom:20px}.breadcrumbs{display:flex;gap:12px;align-items:center;font-size:.82rem;margin-bottom:36px;color:var(--muted)}.breadcrumbs a{color:var(--muted)}.course-hero{padding-top:28px}.course-hero .quiet{margin:18px 0 0}.anchor-nav{padding-block:22px;border-bottom:1px solid var(--line)}.anchor-nav nav{display:flex;gap:30px;flex-wrap:wrap}.anchor-nav a{font-size:.86rem;text-decoration:none;color:var(--muted)}.anchor-nav a:hover{color:var(--green);text-decoration:underline}.two-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.panel{padding:30px;background:#eef5f0;border:1px solid #d9e5dc;border-radius:4px}.muted-panel{background:#f6f7f8;border-color:var(--line)}.check-list{padding-left:22px;margin:22px 0 0}.check-list li{padding-left:4px;margin:12px 0;line-height:1.65;font-size:.96rem}.check-list li::marker{color:var(--green)}.note{border-left:3px solid var(--green);background:#f0f4f1;padding:20px 24px;margin:28px 0 0;color:var(--muted);font-size:.9rem}.section-intro{max-width:730px;color:var(--muted)}.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px 48px;margin-top:40px}.guide-grid article{border-top:1px solid #cbd7cf;padding-top:24px}.guide-grid p{font-size:.95rem;color:var(--muted)}.guide-grid .example{font-size:.85rem;border-left:2px solid #a3bba9;padding-left:16px;color:#385446}.module-list{display:grid;grid-template-columns:1fr 1fr;column-gap:40px;list-style:none;padding:0;margin:0 0 20px}.module-list li{display:flex;gap:20px;border-bottom:1px solid var(--line);padding:17px 0;align-items:baseline;font-size:.95rem}.module-list li>span{color:var(--green);font-size:.75rem;min-width:20px;font-weight:650}.spaced{margin-top:44px}.spaced p{color:var(--muted);font-size:.95rem}.dark-section{background:var(--ink);color:white}.dark-section .eyebrow{color:var(--lime)}.dark-section h2{max-width:480px}.dark-section .check-list li::marker{color:var(--lime)}.dark-section .offer-grid>div:not(.offer-card)>p:not(.eyebrow){color:#cad7de}.offer-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:70px;align-items:center}.offer-card{padding:32px;background:white;color:var(--ink);border-radius:5px}.offer-card p{font-size:.94rem}.offer-card .price{font-size:3.7rem;font-weight:650;letter-spacing:-.05em;line-height:1.2;margin-bottom:22px;color:var(--ink)}.price span{font-size:1.8rem}.offer-card .button{width:100%;gap:14px}.offer-card .affiliate-note{font-size:.76rem;color:var(--muted);margin:18px 0 0}.narrow>h2{font-size:1.65rem;letter-spacing:-.02em;margin-top:40px}.narrow>p{color:var(--muted)}.narrow>.button{margin-top:32px}.narrow>.text-link{margin-top:26px}.narrow>details{padding:22px 0;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-size:1.03rem;font-weight:650;line-height:1.5;padding-right:8px}details>p{margin:18px 0 6px;color:var(--muted);font-size:.95rem}details .text-link{margin-top:12px}.end-note{margin-top:40px;padding:30px;background:var(--paper);border-radius:5px}.end-note>p{font-size:.95rem;color:var(--muted)}.end-note .quiet{margin-top:14px}.end-note>.text-link{margin-top:10px}.empty-page{padding:40px 0 80px}.actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}footer{border-top:1px solid var(--line);padding:48px 0 36px}.footer-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:70px}.footer-brand{font-size:1.1rem}.footer-grid>div>p{color:var(--muted);font-size:.87rem;margin-top:18px}.footer-info>p{max-width:630px}.footer-info nav{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:24px}.footer-info nav a{color:var(--ink);font-size:.83rem}.footer-info small{font-size:.71rem;color:var(--muted)}@media(max-width:900px){.hero-grid{gap:30px}.container{width:calc(100% - 44px)}.hero-grid h1{font-size:2.8rem}.offer-grid{gap:30px}.course-copy{padding:30px}.course-card{grid-template-columns:.7fr 1fr}.cad-type{font-size:4.4rem}.three-grid{gap:24px}}@media(max-width:680px){body{font-size:16px}.container{width:calc(100% - 40px)}.header-inner{flex-wrap:wrap;justify-content:center;gap:8px;padding:17px 0 13px;min-height:100px}.brand{font-size:1.16rem}.brand-mark{width:34px;height:34px}.header-inner nav{width:100%;justify-content:center;gap:30px}.header-inner nav a{font-size:.83rem;padding:4px 0}.home-hero{padding:40px 0}.hero-grid,.two-grid,.guide-grid,.offer-grid,.course-card,.footer-grid,.three-grid{grid-template-columns:1fr}.hero-grid{gap:32px}.hero-grid h1,h1{font-size:2.55rem;letter-spacing:-.045em}.eyebrow{font-size:.64rem;line-height:1.7;letter-spacing:.1em}.lead{font-size:1.05rem}.button{padding:13px 20px;font-size:.9rem;gap:16px}.hero-note{font-size:.71rem}.drawing-label{padding:14px 18px;font-size:.55rem}.drawing-bottom{padding:14px 18px;font-size:.77rem}.section{padding:48px 0}.section-heading{display:block}.section-heading>p{margin-top:18px}.course-visual{min-height:215px;padding:24px}.cad-type{font-size:4.7rem}.course-copy{padding:25px}.course-copy h3{font-size:1.6rem}.chips{gap:7px;margin-block:20px}.chips li{font-size:.7rem;padding:5px 9px}.three-grid{gap:22px;margin-top:28px}.three-grid article{padding-top:17px}.number{margin-bottom:13px}.course-hero{padding-bottom:36px}.breadcrumbs{margin-bottom:28px}.anchor-nav{padding-block:18px}.anchor-nav nav{gap:12px 22px}.anchor-nav a{font-size:.78rem}.panel{padding:24px}.guide-grid{gap:28px}.module-list{grid-template-columns:1fr}.offer-grid{gap:28px}.offer-card{padding:25px}.offer-card .price{font-size:3.4rem}.offer-card .button{gap:10px;padding-inline:12px}.footer-grid{gap:18px}.footer-info nav{gap:20px}.empty-page{padding:20px 0 50px}.end-note{padding:24px}.note{padding:18px}.narrow>h2{margin-top:30px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.course-actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px 24px}.course-actions .text-link{margin:0}.course-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:28px 0;padding:28px;background:var(--paper);border:1px solid var(--line);border-radius:5px}.course-cta h3{margin-bottom:10px}.course-cta p{margin:0;color:var(--muted);font-size:.94rem}.course-cta .button{flex-shrink:0}@media(max-width:680px){.course-cta{flex-direction:column;align-items:start;padding:24px}.course-actions .button,.course-cta .button{width:100%}}

.course-hero{background:linear-gradient(125deg,#102837,#193f50);color:#fff}.course-hero h1 em{color:var(--lime)}.course-hero .lead,.course-hero .breadcrumbs,.course-hero .breadcrumbs a{color:#d5e3e8}.course-hero .eyebrow{color:var(--lime)}.course-hero .chips li{background:#ffffff10;border-color:#ffffff25;color:#edf4f5}.course-hero .button{background:var(--lime);color:var(--ink);box-shadow:0 5px 20px #0002}.course-hero .button:hover{background:#def3aa}.course-hero .text-link{color:#e2eced}.course-video{overflow:hidden;border:1px solid #ffffff25;background:#0b202d;border-radius:8px;box-shadow:0 18px 45px #0003}.video-label{font-size:.66rem;font-weight:700;letter-spacing:.09em;padding:18px 20px;margin:0;color:#d5e3e8}.video-frame{aspect-ratio:16/9;background:#0b202d}.video-frame iframe{display:block;width:100%;height:100%;border:0}.video-link{display:block;padding:14px 20px;font-size:.78rem;color:#e2eced}.course-benefits .two-grid{align-items:center;gap:44px}.producer-art{overflow:hidden;border-radius:7px;box-shadow:0 16px 35px #142e4014}.producer-art img{width:100%;height:auto}.benefit-list{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0 0}.benefit-list li{padding-left:14px;border-left:3px solid var(--green)}.benefit-list strong{display:block;font-size:.95rem}.benefit-list span{display:block;color:var(--muted);font-size:.84rem;line-height:1.55;margin-top:4px}@media(max-width:680px){.course-benefits .two-grid{gap:28px}.benefit-list{gap:18px 14px}.video-label{padding:14px;font-size:.59rem}.video-link{padding:12px 14px}}