@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Inter+Tight:wght@500;600;700&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:#fff;color:#0d1e28;-webkit-font-smoothing:antialiased;overflow-x:hidden}
:root{--blue:#013D5B;--blue2:#04455a;--bluel:#e8f2f7;--bluep:#f4f8fb;--orange:#ED7324;--orangel:rgba(237,115,36,.08);--mid:#5a7282;--border:rgba(1,61,91,.10);--white:#fff;--light:#f6f8fa;--text:#0d1e28;--r:6px;--rl:10px}
.skip-link{position:absolute;top:-999px;left:8px;background:var(--orange);color:#fff;padding:8px 16px;font-size:13px;font-weight:600;border-radius:var(--r);z-index:9999}
.skip-link:focus{top:8px}
.shell{display:flex;min-height:100vh;width: 100%;}
/* sidebar */
.sidebar{width:240px;flex-shrink:0;background:#fff;border-right:1px solid var(--border);position:sticky;top:0;height:100vh;overflow-y:auto;padding:24px 0 40px;display:flex;flex-direction:column}
.sb-brand{font-family:'Inter Tight',sans-serif;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--mid);padding:0 20px 16px;border-bottom:1px solid var(--border);margin-bottom:12px}
.sb-hub{font-size:13px;font-weight:500;color:var(--blue);padding:7px 20px;margin:0 8px;border-radius:var(--r);cursor:pointer;transition:background .15s}
.sb-hub:hover,.sb-hub.act{background:var(--bluel)}
.sb-hub:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.sb-divider{height:1px;background:var(--border);margin:10px 16px}
.sb-phase{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mid);padding:10px 20px 4px}
.sb-sec{margin:0 8px 2px}
.sb-parent{display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:500;color:var(--blue);padding:7px 12px;border-radius:var(--r);cursor:pointer;transition:background .15s}
.sb-parent:hover,.sb-parent.open,.sb-parent.act{background:var(--bluel)}
.sb-parent:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.sb-chev{font-size:11px;color:var(--mid);transition:transform .2s}
.sb-parent.open .sb-chev{transform:rotate(90deg)}
.sb-kids{display:none;padding:2px 0 4px 12px}
.sb-kids.open{display:block}
.sb-kid{font-size:12px;color:var(--mid);padding:5px 10px;border-radius:var(--r);cursor:pointer;transition:background .15s,color .15s}
.sb-kid:hover{background:var(--bluep);color:var(--blue)}
.sb-kid.act{background:var(--orangel);color:var(--orange);font-weight:500}
.sb-kid:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
/* main */
main{flex:1;min-width:0;overflow-y:auto;font-family:'Inter',system-ui,sans-serif;}
.pg{display:none;min-height:100vh}
.pg.act{display:block}
/* hero */
.hero{background:var(--blue);padding:48px 48px 40px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.07) 1px,transparent 1px);background-size:40px 40px;pointer-events:none}
.hero-img{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.18}
.hero-img::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(1,61,91,.96) 42%,rgba(1,61,91,.45) 100%)}
.hero-content{position:relative;z-index:1;max-width:640px}
.crumb{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:16px}
.crumb span{color:rgba(255,255,255,.35)}
.ht{font-family:'Inter Tight',sans-serif;font-size:clamp(28px,3.5vw,46px);font-weight:700;line-height:1.08;letter-spacing:-.02em;color:#fff;margin-bottom:16px}
.ht em{color:var(--orange);font-style:normal}
.hsub{font-size:15px;font-weight:300;color:rgba(255,255,255,.75);line-height:1.65;max-width:540px}
.hstats{display:flex;gap:32px;margin-top:28px;flex-wrap:wrap}
.hs-n{font-family:'Inter Tight',sans-serif;font-size:26px;font-weight:700;color:#fff;line-height:1}
.hs-l{font-size:11px;color:rgba(255,255,255,.55);margin-top:3px;letter-spacing:.03em}
/* sections */
.sec{padding:40px 48px}
.sec.wh{background:#fff}
.sec.lt{background:var(--light)}
/* typography */
.sh{margin-bottom:24px}
.ey{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--orange)}
.st{font-family:'Inter Tight',sans-serif;font-size:22px;font-weight:700;color:var(--blue);margin-top:4px;letter-spacing:-.01em}
.sb-t{font-size:14px;color:var(--mid);margin-top:6px;max-width:560px;line-height:1.6}
h2{font-family:'Inter Tight',sans-serif;font-size:20px;font-weight:700;color:var(--blue);margin-bottom:6px}
h3{font-family:'Inter Tight',sans-serif;font-size:15px;font-weight:600;color:var(--blue);margin-bottom:6px}
p{font-size:13px;color:var(--mid);line-height:1.65}
/* grids */
.g2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.ga{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
/* cards */
.card{background:#fff;border:1px solid var(--border);border-radius:var(--rl);padding:20px;transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:rgba(1,61,91,.2);box-shadow:0 2px 12px rgba(1,61,91,.06)}
.card.acc{border-color:var(--orange);background:rgba(237,115,36,.02)}
.lt .card{background:#fff}
/* icon wrap */
.ico-wrap{width:40px;height:40px;border-radius:8px;background:var(--bluel);display:flex;align-items:center;justify-content:center;margin-bottom:14px;flex-shrink:0}
.ico-wrap svg{width:20px;height:20px;stroke:var(--blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ico-wrap.or{background:var(--orangel)}
.ico-wrap.or svg{stroke:var(--orange)}
/* To swap an icon: replace the SVG inside .ico-wrap for that card */
/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;font-family:'Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:.04em;padding:9px 16px;border-radius:var(--r);border:none;cursor:pointer;transition:opacity .15s,background .15s;text-decoration:none}
.btn.pr{background:var(--orange);color:#fff}
.btn.pr:hover{opacity:.88}
.btn.sc{background:transparent;color:var(--blue);border:1px solid var(--border)}
.btn.sc:hover{background:var(--bluel)}
.btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
/* tools */
.tool{display:flex;align-items:flex-start;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}
.tool:first-child{border-top:1px solid var(--border)}
.dls{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.dl{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--blue);border:1px solid var(--border);border-radius:var(--r);padding:6px 12px;cursor:pointer;background:#fff;transition:background .15s,border-color .15s;text-decoration:none}
.dl:hover{background:var(--bluel);border-color:rgba(1,61,91,.2)}
.dl:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
/* dropdowns */
.drp-trigger{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:500;color:var(--blue);border:1px solid var(--border);border-radius:var(--r);padding:8px 12px;cursor:pointer;background:#fff;transition:background .15s;margin-top:10px;user-select:none;width:100%}
.drp-trigger:hover{background:var(--bluel)}
.drp-trigger:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.drp-trigger svg{width:14px;height:14px;stroke:var(--mid);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s;flex-shrink:0}
.drp-trigger.open svg{transform:rotate(180deg)}
.drp-list{display:none;border:1px solid var(--border);border-top:none;border-radius:0 0 var(--r) var(--r);background:#fff;max-height:200px;overflow-y:auto}
.drp-list.open{display:block}
.drp-item{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--blue);padding:9px 12px;border-bottom:1px solid rgba(1,61,91,.06);text-decoration:none;transition:background .12s}
.drp-item:last-child{border-bottom:none}
.drp-item:hover{background:var(--bluel)}
.drp-item svg{width:13px;height:13px;stroke:var(--orange);fill:none;stroke-width:2;flex-shrink:0}
.drp-item:focus-visible{outline:3px solid var(--orange);outline-offset:-2px}
/* badges */
.badge{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:4px;background:var(--bluel);color:var(--blue)}
.badge.or{background:var(--orangel);color:var(--orange)}
.brow{margin-top:10px;display:flex;gap:6px;flex-wrap:wrap}
/* spine */
.spine{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--border);border-radius:var(--rl);overflow:hidden}
.spine-step{padding:16px 14px;border-right:1px solid var(--border);cursor:pointer;transition:background .15s}
.spine-step:last-child{border-right:none}
.spine-step:hover{background:var(--bluel)}
.spine-step:focus-visible{outline:3px solid var(--orange);outline-offset:-2px}
.spine-num{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:4px}
.spine-name{font-family:'Inter Tight',sans-serif;font-size:13px;font-weight:700;color:var(--blue);margin-bottom:2px}
.spine-sub{font-size:11px;color:var(--mid)}
.sp4{background:var(--blue)}
.sp4 .spine-num{color:var(--orange)}
.sp4 .spine-name{color:#fff}
.sp4 .spine-sub{color:rgba(255,255,255,.5)}
/* trust bar */
.trust-bar{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.trust-item{font-size:12px;font-weight:600;color:var(--blue);padding:6px 14px;border:1px solid var(--border);border-radius:20px;display:flex;flex-direction:column;gap:1px}
.trust-item small{font-size:10px;font-weight:400;color:var(--mid)}
/* cta */
.cta{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta h3{font-size:16px;font-weight:700;color:var(--blue)}
.cta p{font-size:13px;color:var(--mid);margin-top:4px}
.cta-btns{display:flex;gap:8px;flex-shrink:0;flex-wrap:wrap}
/* tiers */
.tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.tier{border:1px solid var(--border);border-radius:var(--rl);overflow:hidden}
.tier-h{padding:14px 16px}
.th0{background:var(--blue)}
.tn{font-family:'Inter Tight',sans-serif;font-size:17px;font-weight:700;color:#fff}
.ts{font-size:11px;color:rgba(255,255,255,.6);margin-top:2px}
.tier-body{padding:14px 16px}
.feat{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--mid);padding:5px 0;border-bottom:1px solid rgba(1,61,91,.06)}
.feat:last-child{border-bottom:none}
.fck{color:var(--orange);font-weight:700;flex-shrink:0;margin-top:1px}
/* logos */
.logos{display:flex;gap:12px;flex-wrap:wrap}
.logo-box{border:1px solid var(--border);border-radius:var(--rl);padding:16px 20px;min-width:140px}
.logo-text{font-family:'Inter Tight',sans-serif;font-size:14px;font-weight:700;color:var(--blue)}
.logo-text small{display:block;font-size:11px;font-weight:400;color:var(--mid);font-family:'Inter',sans-serif}
/* clink */
.clink{font-size:12px;font-weight:600;color:var(--orange);margin-top:12px;cursor:pointer}
/* training */
.course-cat-label{font-size:9.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;padding:5px 12px}
.course-cat-label.air{background:var(--bluel);color:var(--blue)}
.course-cat-label.apron{background:var(--orangel);color:var(--orange)}
.course-cat-label.tower{background:#ebf4e6;color:#2a6217}
.course-meta{font-size:11px;color:var(--mid);margin-top:8px}
.cal-header{display:grid;grid-template-columns:repeat(12,1fr)}
.cal-month{font-size:9px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--mid);text-align:center;padding:4px 2px}
.cal-row{display:grid;grid-template-columns:180px 1fr;align-items:center;border-top:1px solid var(--border);min-height:36px}
.cal-course{font-size:11px;font-weight:500;color:var(--blue);padding:6px 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-grid{display:grid;grid-template-columns:repeat(12,1fr);height:100%}
.cal-block{display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:600;color:#fff;border-radius:3px;margin:4px 1px}
.cal-block.air{background:var(--blue)}
.cal-block.apron{background:var(--orange)}
.cal-block.tower{background:#3a7d20}
/* spare parts search */
.search-wrap{position:relative;margin-bottom:24px}
.search-input{width:100%;padding:12px 16px 12px 42px;border:1.5px solid var(--border);border-radius:var(--r);font-family:'Inter',sans-serif;font-size:14px;color:var(--text);background:#fff;outline:none;transition:border-color .15s}
.search-input:focus{border-color:var(--blue)}
.search-input::placeholder{color:var(--mid)}
.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--mid);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
/* upgrade modal */
.modal-back{display:none;position:fixed;inset:0;background:rgba(1,30,45,.6);z-index:1000;align-items:center;justify-content:center;padding:24px}
.modal-back.open{display:flex}
.modal{background:#fff;border-radius:var(--rl);max-width:760px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(1,30,45,.3)}
.modal-hd{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border)}
.modal-hd h3{font-size:17px;font-weight:700;color:var(--blue)}
.modal-close{background:none;border:none;cursor:pointer;padding:4px;color:var(--mid)}
.modal-close svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.modal-close:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.modal-body{padding:24px}
.compare{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--border);border-radius:var(--r);overflow:hidden}
.compare-col{padding:20px}
.compare-col:first-child{border-right:1px solid var(--border);background:var(--light)}
.compare-label{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}
.compare-label.before{color:var(--mid)}
.compare-label.after{color:var(--orange)}
.compare-feat{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--mid);padding:6px 0;border-bottom:1px solid rgba(1,61,91,.06)}
.compare-feat:last-child{border-bottom:none}
.compare-feat.pos{color:var(--blue)}
.cf-icon{flex-shrink:0;margin-top:1px;font-size:13px}
.modal-foot{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}
/* FAQ */
.faq-list{border-top:1px solid var(--border);margin-top:24px}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;background:none;border:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;text-align:left;font-family:'Inter Tight',sans-serif;font-size:14px;font-weight:600;color:var(--blue);transition:color .15s}
.faq-q:hover{color:var(--orange)}
.faq-q:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:3px}
.faq-q[aria-expanded="true"]{color:var(--orange)}
.faq-icon{width:22px;height:22px;border-radius:50%;border:1.5px solid var(--border);flex-shrink:0;position:relative;transition:background .15s,border-color .15s}
.faq-icon::before,.faq-icon::after{content:'';position:absolute;background:var(--mid);border-radius:2px;transition:transform .22s,opacity .18s,background .15s}
.faq-icon::before{width:9px;height:1.5px;top:50%;left:50%;transform:translate(-50%,-50%)}
.faq-icon::after{width:1.5px;height:9px;top:50%;left:50%;transform:translate(-50%,-50%)}
.faq-q[aria-expanded="true"] .faq-icon{background:var(--blue);border-color:var(--blue)}
.faq-q[aria-expanded="true"] .faq-icon::before,.faq-q[aria-expanded="true"] .faq-icon::after{background:#fff}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{overflow:hidden;max-height:0;transition:max-height .3s cubic-bezier(.4,0,.2,1)}
.faq-a p{font-size:13px;color:var(--mid);line-height:1.75;padding-bottom:18px;max-width:680px}
@media(max-width:900px){.shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static;border-right:none;border-bottom:1px solid var(--border);padding:16px 0}.sec{padding:28px 20px}.hero{padding:32px 20px 28px}.g2,.g3,.g4,.compare{grid-template-columns:1fr}.spine{grid-template-columns:1fr 1fr}.spine-step:nth-child(2n){border-right:none}}

.card h3 {
    padding: 0;
}
.card p {
    padding: 0;
    margin:0;
}
.cta h3 {
    padding: 0;
    line-height: normal;
}
.cta p {
    line-height: initial;
    margin: 0;
    margin-top: 4px;
}
h1.ht {
    padding: 0;
}
#main-content p {
    font-family: 'Inter', system-ui, sans-serif;
}
p.hsub {
    margin: 0;
}