:root{--hvac-navy:#071a2e;--hvac-navy-2:#0b2943;--hvac-cyan:#12bde3;--hvac-blue:#3185ff;--hvac-ice:#e9f8fc;--hvac-mint:#dff8ef;--hvac-ink:#10263c;--hvac-muted:#566b7f;--hvac-line:#d9e6ee;--hvac-white:#fff;--hvac-radius:24px;--hvac-shadow:0 24px 70px rgba(8,38,64,.13)}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body.ma-hvac-page{margin:0;background:#fff;color:var(--hvac-ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
.ma-hvac-page a{color:inherit}
.ma-hvac-wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
.ma-hvac-skip{position:fixed;left:14px;top:-80px;z-index:10000;padding:12px 18px;border-radius:12px;background:#fff;color:#071a2e;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.ma-hvac-skip:focus{top:14px}
.ma-hvac-preview-nav{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--hvac-line)}
.ma-hvac-preview-nav .ma-hvac-wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.ma-hvac-preview-nav img{width:190px;height:32px;object-fit:contain}
.ma-hvac-preview-nav nav{display:flex;align-items:center;gap:18px}.ma-hvac-preview-nav nav a{text-decoration:none;font-weight:800}
.ma-hvac-hero{position:relative;overflow:hidden;padding:94px 0 72px;background:radial-gradient(circle at 15% 16%,rgba(18,189,227,.22),transparent 26%),radial-gradient(circle at 88% 22%,rgba(49,133,255,.23),transparent 28%),linear-gradient(135deg,#061726 0%,#0a2740 58%,#0b3551 100%);color:#fff}
.ma-hvac-hero:before{content:"";position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:52px 52px;mask-image:linear-gradient(to bottom,#000,transparent 82%)}
.ma-hvac-orb{position:absolute;border-radius:999px;filter:blur(2px);opacity:.28;pointer-events:none}.ma-hvac-orb--one{width:260px;height:260px;background:#13c7e7;left:-100px;bottom:-110px}.ma-hvac-orb--two{width:190px;height:190px;background:#3a7dff;right:-60px;top:30px}
.ma-hvac-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.16fr) minmax(360px,.84fr);gap:56px;align-items:center}
.ma-hvac-kicker{display:inline-flex;align-items:center;gap:9px;padding:8px 13px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:rgba(255,255,255,.09);color:#bff6ff;font-size:13px;font-weight:850;letter-spacing:.04em;text-transform:uppercase}
.ma-hvac-hero h1{max-width:780px;margin:22px 0 24px;font-size:clamp(42px,6vw,72px);line-height:1.01;letter-spacing:-.045em}.ma-hvac-hero h1 span{display:block;margin-top:12px;color:#9cecff;font-size:.58em;line-height:1.1;letter-spacing:-.028em}
.ma-hvac-lead{max-width:760px;margin:0;color:#d6e8f2;font-size:18px;line-height:1.75}
.ma-hvac-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:32px}
.ma-hvac-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:13px 20px;border-radius:15px;text-decoration:none;font-weight:850;line-height:1.25;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.ma-hvac-btn:hover{transform:translateY(-2px)}.ma-hvac-btn--primary{background:linear-gradient(135deg,#1dc9e8,#3185ff);color:#fff;box-shadow:0 15px 36px rgba(31,154,224,.28)}.ma-hvac-btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#fff}
.ma-hvac-microcopy{display:flex;gap:9px;align-items:flex-start;margin:16px 0 0;color:#bcd3df;font-size:13px}.ma-hvac-microcopy i{margin-top:4px;color:#80e7f8}
.ma-hvac-scope-card{position:relative;overflow:hidden;padding:28px;border:1px solid rgba(255,255,255,.18);border-radius:30px;background:linear-gradient(145deg,rgba(255,255,255,.14),rgba(255,255,255,.055));box-shadow:0 30px 80px rgba(0,0,0,.27);backdrop-filter:blur(16px)}
.ma-hvac-scope-card:after{content:"";position:absolute;width:180px;height:180px;right:-80px;bottom:-90px;border-radius:999px;background:rgba(19,199,231,.18)}
.ma-hvac-card-label{display:inline-flex;padding:6px 10px;border-radius:9px;background:#dffaff;color:#075270;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
.ma-hvac-system-visual{position:relative;width:230px;height:180px;margin:14px auto 6px}.ma-hvac-system-visual:before,.ma-hvac-system-visual:after{content:"";position:absolute;inset:28px;border:1px dashed rgba(164,238,255,.35);border-radius:50%}.ma-hvac-system-visual:after{inset:52px;transform:rotate(35deg)}
.ma-hvac-system-center,.ma-hvac-system-node{position:absolute;display:grid;place-items:center;border-radius:50%;color:#fff;box-shadow:0 12px 30px rgba(0,0,0,.22)}.ma-hvac-system-center{width:80px;height:80px;left:75px;top:50px;background:linear-gradient(135deg,#1dc9e8,#2477ef);font-size:32px}.ma-hvac-system-node{width:42px;height:42px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);font-size:15px}.ma-hvac-system-node.is-one{left:10px;top:22px}.ma-hvac-system-node.is-two{right:10px;top:22px}.ma-hvac-system-node.is-three{right:12px;bottom:18px}.ma-hvac-system-node.is-four{left:12px;bottom:18px}
.ma-hvac-scope-card h2{margin:8px 0 8px;font-size:23px;line-height:1.25}.ma-hvac-scope-card>p{margin:0;color:#cfe0ea;font-size:14px}
.ma-hvac-stats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:22px}.ma-hvac-stats div{padding:12px 8px;border-radius:14px;background:rgba(255,255,255,.09);text-align:center}.ma-hvac-stats strong{display:block;color:#a8f2ff;font-size:20px}.ma-hvac-stats span{display:block;margin-top:3px;color:#cddde6;font-size:10px;line-height:1.3}
.ma-hvac-boundary{padding:0 0;background:#fff}.ma-hvac-boundary .ma-hvac-wrap{position:relative;z-index:3;display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;margin-top:-24px;padding:24px 28px;border:1px solid #bce4ee;border-radius:22px;background:linear-gradient(135deg,#f2fdff,#f7fbff);box-shadow:0 18px 50px rgba(15,67,91,.12)}.ma-hvac-boundary-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:#d8f7fc;color:#086580;font-size:19px}.ma-hvac-boundary h2{margin:0 0 5px;font-size:18px}.ma-hvac-boundary p{margin:0;color:#476276;font-size:14px}
.ma-hvac-section{padding:88px 0}.ma-hvac-section--soft{background:linear-gradient(180deg,#f5fafc,#fff)}
.ma-hvac-heading{max-width:780px;margin-bottom:38px}.ma-hvac-heading>span{display:block;margin-bottom:9px;color:#056d8c;font-size:12px;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.ma-hvac-heading h2{margin:0;font-size:clamp(30px,4vw,48px);line-height:1.12;letter-spacing:-.032em}.ma-hvac-heading p{margin:15px 0 0;color:var(--hvac-muted);font-size:17px}
.ma-hvac-audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.ma-hvac-audience-grid article{padding:24px;border:1px solid var(--hvac-line);border-radius:20px;background:linear-gradient(150deg,#fff,#f7fbfd);box-shadow:0 12px 34px rgba(15,67,91,.07)}.ma-hvac-audience-grid article>span{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#dcf8fc,#e5eeff);color:#087ba1;font-size:18px}.ma-hvac-audience-grid h3{margin:18px 0 7px;font-size:17px}.ma-hvac-audience-grid p{margin:0;color:var(--hvac-muted);font-size:14px}
.ma-hvac-inline-note{display:flex;align-items:flex-start;gap:10px;margin:20px 0 0;padding:15px 17px;border-radius:14px;background:#fff9e8;color:#6b5524;font-size:14px}.ma-hvac-inline-note i{margin-top:4px;color:#c08a13}
.ma-hvac-section--courses{position:relative;overflow:hidden;background:linear-gradient(145deg,#071a2e,#0c3551);color:#fff}.ma-hvac-section--courses:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 8%,rgba(29,201,232,.17),transparent 28%),radial-gradient(circle at 12% 90%,rgba(49,133,255,.17),transparent 26%)}.ma-hvac-section--courses .ma-hvac-wrap{position:relative}.ma-hvac-heading--light>span{color:#85eaff}.ma-hvac-heading--light p{color:#bed1dc}
.ma-hvac-course-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px}.ma-hvac-course-card{grid-column:span 2;display:flex;flex-direction:column;min-width:0;padding:26px;border:1px solid rgba(255,255,255,.15);border-radius:24px;background:linear-gradient(150deg,rgba(255,255,255,.12),rgba(255,255,255,.055));box-shadow:0 22px 60px rgba(0,0,0,.18);backdrop-filter:blur(10px)}.ma-hvac-course-card:nth-child(4){grid-column:2/span 2}.ma-hvac-course-card:nth-child(5){grid-column:4/span 2}.ma-hvac-course-top{display:flex;align-items:center;justify-content:space-between;gap:14px}.ma-hvac-course-number{color:#8cecff;font-size:11px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.ma-hvac-course-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,rgba(29,201,232,.22),rgba(49,133,255,.2));color:#aef1ff;font-size:19px}.ma-hvac-course-card h3{margin:18px 0 10px;font-size:22px;line-height:1.22}.ma-hvac-course-card>p{margin:0;color:#c8d9e3;font-size:14px}.ma-hvac-course-card ul{display:grid;gap:9px;margin:20px 0;padding:0;list-style:none}.ma-hvac-course-card li{display:grid;grid-template-columns:18px 1fr;gap:7px;color:#e5f0f5;font-size:13px}.ma-hvac-course-card li i{margin-top:5px;color:#7ee9fa;font-size:10px}.ma-hvac-course-scope{display:grid;grid-template-columns:18px 1fr;gap:8px;margin-top:auto;padding:13px;border-radius:13px;background:rgba(0,0,0,.18);color:#a8c4d2;font-size:12px}.ma-hvac-course-scope i{margin-top:4px;color:#6ee2f5}
.ma-hvac-format-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.ma-hvac-format-grid article{display:grid;grid-template-columns:auto 1fr;gap:17px;align-items:start;padding:22px;border:1px solid var(--hvac-line);border-radius:19px;background:#fff;box-shadow:0 12px 34px rgba(15,67,91,.06)}.ma-hvac-format-grid article>span{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:linear-gradient(135deg,#dff9fc,#e8efff);color:#087ba1}.ma-hvac-format-grid h3{margin:0 0 5px;font-size:17px}.ma-hvac-format-grid p{margin:0;color:var(--hvac-muted);font-size:14px}
.ma-hvac-section--safety{background:#eef8fa}.ma-hvac-safety-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}.ma-hvac-kicker--dark{border-color:#b6e5ed;background:#fff;color:#087b9a}.ma-hvac-safety-grid h2{margin:20px 0 14px;font-size:clamp(30px,4vw,44px);line-height:1.13;letter-spacing:-.03em}.ma-hvac-safety-grid>div>p{margin:0;color:var(--hvac-muted)}.ma-hvac-safety-grid ul{display:grid;gap:12px;margin:0;padding:0;list-style:none}.ma-hvac-safety-grid li{display:grid;grid-template-columns:24px 1fr;gap:12px;padding:17px 18px;border:1px solid #cde5ea;border-radius:16px;background:#fff;color:#365267;font-size:14px}.ma-hvac-safety-grid li i{margin-top:4px;color:#0aa6c7}
.ma-hvac-faq{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.ma-hvac-faq details{border:1px solid var(--hvac-line);border-radius:17px;background:#fff;box-shadow:0 10px 28px rgba(15,67,91,.05)}.ma-hvac-faq summary{position:relative;padding:19px 52px 19px 20px;cursor:pointer;list-style:none;font-weight:800;line-height:1.4}.ma-hvac-faq summary::-webkit-details-marker{display:none}.ma-hvac-faq summary span:before,.ma-hvac-faq summary span:after{content:"";position:absolute;right:21px;top:29px;width:14px;height:2px;background:#1389a7;transition:transform .2s ease}.ma-hvac-faq summary span:after{transform:rotate(90deg)}.ma-hvac-faq details[open] summary span:after{transform:rotate(0)}.ma-hvac-faq details p{margin:0;padding:0 20px 20px;color:var(--hvac-muted);font-size:14px}
.ma-hvac-closing{padding:20px 0 88px}.ma-hvac-closing-card{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;padding:42px;border-radius:28px;background:radial-gradient(circle at 90% 5%,rgba(29,201,232,.2),transparent 28%),linear-gradient(135deg,#071a2e,#0b3551);color:#fff;box-shadow:var(--hvac-shadow)}.ma-hvac-closing-card>div:first-child>span{color:#8cecff;font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.ma-hvac-closing-card h2{margin:10px 0 10px;font-size:clamp(28px,4vw,43px);line-height:1.15}.ma-hvac-closing-card p{margin:0;color:#c8dce7}.ma-hvac-closing-card>div:last-child{display:grid;gap:12px}.ma-hvac-closing-card small{color:#acc4d1;line-height:1.45}
.ma-hvac-footer{padding:42px 0 24px;background:#061522;color:#d7e6ed}.ma-hvac-footer>.ma-hvac-wrap:first-child{display:flex;justify-content:space-between;gap:30px;align-items:start}.ma-hvac-footer strong{font-size:19px}.ma-hvac-footer p{max-width:540px;margin:8px 0 0;color:#9eb6c3;font-size:14px}.ma-hvac-footer nav{display:flex;flex-wrap:wrap;gap:18px}.ma-hvac-footer nav a{text-decoration:none;font-weight:750;font-size:14px}.ma-hvac-footer-note{margin-top:30px!important;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#87a4b3;font-size:12px}
.ma-hvac-sticky{display:none}
.ma-hvac-btn:focus-visible,.ma-hvac-page a:focus-visible,.ma-hvac-page summary:focus-visible{outline:3px solid #ffd166;outline-offset:4px}
@media (max-width:980px){.ma-hvac-hero-grid{grid-template-columns:1fr;gap:36px}.ma-hvac-scope-card{max-width:650px}.ma-hvac-audience-grid{grid-template-columns:repeat(2,1fr)}.ma-hvac-course-grid{grid-template-columns:repeat(2,1fr)}.ma-hvac-course-card,.ma-hvac-course-card:nth-child(4),.ma-hvac-course-card:nth-child(5){grid-column:auto}.ma-hvac-course-card:last-child{grid-column:1/-1;max-width:calc(50% - 9px);width:100%;justify-self:center}.ma-hvac-safety-grid{grid-template-columns:1fr;gap:32px}}
@media (max-width:720px){html{scroll-padding-top:72px}.ma-hvac-wrap{width:min(100% - 28px,1180px)}.ma-hvac-hero{padding:66px 0 54px}.ma-hvac-hero h1{font-size:42px}.ma-hvac-lead{font-size:16px}.ma-hvac-actions{align-items:stretch;flex-direction:column}.ma-hvac-btn{width:100%}.ma-hvac-boundary .ma-hvac-wrap{grid-template-columns:1fr;margin-top:-16px;padding:21px}.ma-hvac-section{padding:66px 0}.ma-hvac-audience-grid,.ma-hvac-course-grid,.ma-hvac-format-grid,.ma-hvac-faq{grid-template-columns:1fr}.ma-hvac-course-card:last-child{grid-column:auto;max-width:none}.ma-hvac-closing{padding-bottom:90px}.ma-hvac-closing-card{grid-template-columns:1fr;padding:28px;gap:26px}.ma-hvac-footer{padding-bottom:94px}.ma-hvac-footer>.ma-hvac-wrap:first-child{flex-direction:column}.ma-hvac-sticky{position:fixed;z-index:80;left:12px;right:12px;bottom:12px;display:flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:12px 15px;border-radius:15px;background:linear-gradient(135deg,#1dc9e8,#3185ff);color:#fff;text-decoration:none;font-size:13px;font-weight:900;box-shadow:0 16px 40px rgba(8,53,82,.32)}.ma-hvac-preview-nav .ma-hvac-wrap{min-height:64px}.ma-hvac-preview-nav img{width:150px}.ma-hvac-preview-nav nav a:last-child{display:none}}
@media (max-width:420px){.ma-hvac-hero h1{font-size:36px}.ma-hvac-system-visual{transform:scale(.9);transform-origin:center}.ma-hvac-stats{grid-template-columns:1fr}.ma-hvac-stats div{display:flex;justify-content:center;gap:8px;align-items:baseline}.ma-hvac-stats span{font-size:11px}.ma-hvac-course-card{padding:21px}.ma-hvac-closing-card{padding:24px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ma-hvac-btn,.ma-hvac-faq summary span:after{transition:none}.ma-hvac-btn:hover{transform:none}}