/* Aerial Drone Academy. Navy and gold, matched to PilotLedger. */
:root{
  --navy-950:#081526;--navy-900:#0B1D33;--navy-800:#102A47;
  --line-dark:#1E3A5C;--line-dark-2:#2A4870;--line-dark-3:#52647A;
  --gold:#C9A84C;--gold-hi:#E1C16A;--gold-top:#F0D580;--gold-ink:#7A5F1C;
  --ink:#F4F6F9;--text:#E9EDF2;--muted:#B6C5D7;--muted-2:#8FA2B8;
  --paper:#EEF1F5;--paper-line:#C9D3DE;--paper-line-2:#DCE3EA;
  --ink-dark:#0B1D33;--text-dark:#34475E;--muted-dark:#52647A;
  --display:'Barlow Condensed','Arial Narrow',sans-serif;
  --body:'DM Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--navy-900);color:var(--text);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--gold-hi)}a:hover{color:var(--gold-top)}
a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--gold-hi);outline-offset:3px}
h1,h2,h3{margin:0;font-family:var(--display);font-weight:600;text-wrap:balance}
p{margin:0}
.wrap{max-width:1280px;margin:0 auto;padding-left:max(16px,4vw,env(safe-area-inset-left,0px));padding-right:max(16px,4vw,env(safe-area-inset-right,0px))}
@media (min-width:1100px){.wrap{padding-left:40px;padding-right:40px}}
.band-light{background:var(--paper);color:var(--ink-dark)}
.band-deep{background:var(--navy-950)}
.section{padding-block:clamp(56px,7vw,104px)}
.h2{font-size:clamp(40px,4.6vw,64px);line-height:.95;color:var(--ink)}
.band-light .h2{color:var(--ink-dark)}
.lead{font-size:18px;line-height:1.65;color:var(--muted)}
.band-light .lead{color:var(--text-dark)}
.stack{display:flex;flex-direction:column;gap:14px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:4px;font:700 16px/1 var(--body);text-decoration:none;cursor:pointer;border:0;transition:background .15s,border-color .15s,color .15s}
.btn-gold{background:var(--gold);color:var(--navy-950)}.btn-gold:hover{background:var(--gold-hi);color:var(--navy-950)}
.btn-line{background:transparent;border:1.5px solid var(--line-dark-3);color:var(--text);font-weight:600}.btn-line:hover{border-color:var(--gold-hi);color:var(--ink)}
.btn-navy{background:var(--ink-dark);color:var(--ink);font-weight:600;min-height:44px;font-size:15px;padding:0 20px}.btn-navy:hover{background:var(--navy-800);color:var(--ink)}
.btn-lg{min-height:52px;padding:0 26px}

/* Header */
.site-header{background:var(--navy-950);border-bottom:1px solid #18304D;position:sticky;top:env(safe-area-inset-top,0px);z-index:20}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px 36px;padding-block:14px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand-words{display:flex;flex-direction:column;gap:4px}
.brand-name{font-family:var(--display);font-weight:600;font-size:25px;line-height:1;letter-spacing:.01em}
.brand-by{font-size:12px;font-weight:600;line-height:1;letter-spacing:.04em;color:var(--gold)}
.nav{display:flex;flex-wrap:wrap;gap:0 26px;flex:1 1 auto}
.nav a{color:var(--muted);text-decoration:none;font-size:15px;font-weight:500;padding:12px 0}
.nav a:hover{color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:8px}
.header-actions .login{color:var(--text);text-decoration:none;font-size:15px;font-weight:600;padding:12px 14px}
.header-actions .login:hover{color:var(--ink)}
.header-actions .btn{min-height:44px;font-size:15px;padding:0 20px}
@media (max-width:860px){.site-header{position:static}.nav{order:3;flex-basis:100%;gap:0 20px}.header-actions{margin-left:auto}}
@media (max-width:420px){.brand-name{font-size:22px}.header-actions .login{padding:12px 8px}}

/* Hero */
.hero{display:flex;flex-wrap:wrap;align-items:center;gap:48px 56px;padding-block:clamp(40px,6vw,84px) clamp(56px,7vw,100px)}
.hero-copy{flex:1 1 380px;min-width:0;max-width:540px;display:flex;flex-direction:column;gap:26px}
.hero h1{font-size:clamp(50px,6.4vw,90px);line-height:.93;letter-spacing:-.005em;color:var(--ink)}
.hero-sub{font-size:clamp(17px,1.45vw,19px);line-height:1.65;color:var(--muted);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-gold{font-size:17px;font-weight:600;color:var(--gold-hi)}
.hero-fig{flex:1.4 1 520px;min-width:0;margin:0;display:flex;flex-direction:column;gap:14px}
.map-card{border:1px solid var(--line-dark);border-radius:6px;overflow:hidden;background:var(--navy-950)}
.map-wrap{position:relative;width:100%;max-width:100%;aspect-ratio:1.27;background:var(--navy-900)}
.map-wrap canvas{display:block;width:100%;height:100%}
.map-chip{position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;gap:8px;padding:6px 10px;background:rgba(8,21,38,.85);border:1px solid #24426A;border-radius:4px;font-size:13px;color:var(--text)}
.map-chip i{width:8px;height:8px;border-radius:50%;background:var(--gold-hi)}
.map-replay{position:absolute;right:12px;top:12px;min-height:36px;padding:0 12px;background:rgba(8,21,38,.85);border:1px solid #24426A;border-radius:4px;color:var(--text);font:600 13px var(--body);cursor:pointer}
.telemetry{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line-dark);border-top:1px solid var(--line-dark)}
.telemetry div{background:var(--navy-950);padding:12px 14px;display:flex;flex-direction:column;gap:3px;min-width:0}
.telemetry > div > span{font-size:12px;color:var(--muted-2)}
.telemetry b{font:400 14px var(--mono);color:var(--text)}
.telemetry b.gold{color:var(--gold-hi)}
.hero-fig figcaption{font-size:14px;line-height:1.6;color:var(--muted-2);max-width:62ch}
@media (max-width:560px){.telemetry{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Courses */
.flagship{background:var(--navy-900);color:var(--text);border-radius:8px;display:flex;flex-wrap:wrap;align-items:center;gap:36px 48px;padding:clamp(24px,4vw,52px)}
.book{flex:0 0 200px;max-width:100%;aspect-ratio:.7;background:var(--navy-800);border:1px solid var(--gold);outline:1px solid rgba(201,168,76,.45);outline-offset:-9px;border-radius:2px;padding:26px 22px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:12px 14px 0 var(--navy-950)}
.book-title{font-family:var(--display);font-weight:600;font-size:21px;line-height:1.08;color:var(--ink)}
.book-author{font-size:12px;color:var(--gold);font-weight:600}
.flagship-copy{flex:1 1 380px;min-width:0;display:flex;flex-direction:column;gap:16px}
.flagship-kicker{font-size:15px;font-weight:600;color:var(--gold)}
.flagship h3{font-size:clamp(32px,3.4vw,46px);line-height:1;color:var(--ink)}
.flagship p{font-size:17px;line-height:1.65;color:var(--muted);max-width:58ch}
.flagship-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;padding-top:6px}
.flagship-actions form{margin:0}
.flagship-note{font-size:15px;color:var(--muted-2)}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pill{min-height:40px;padding:0 16px;border-radius:999px;border:1.5px solid #B9C5D3;background:transparent;color:var(--text-dark);font:600 14px var(--body);cursor:pointer;transition:border-color .15s}
.pill:hover{border-color:#34475E;color:var(--ink-dark)}
.pill[aria-pressed="true"]{background:var(--ink-dark);border-color:var(--ink-dark);color:var(--ink)}
.course-list{display:flex;flex-direction:column;border-top:1.5px solid var(--ink-dark)}
.course{display:flex;flex-wrap:wrap;align-items:center;gap:10px 32px;padding:24px 0;border-bottom:1px solid var(--paper-line)}
.course[hidden]{display:none}
.course-cat{flex:0 0 170px;font-size:14px;font-weight:600;color:var(--muted-dark)}
.course-main{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:6px}
.course-main h3{font-size:28px;line-height:1.05;color:var(--ink-dark)}
.course-main p{font-size:16px;line-height:1.55;color:var(--text-dark);max-width:64ch}
.course-included{font-size:13px;font-weight:600;color:var(--gold-ink)}
.course-buy{flex:0 0 auto;margin-left:auto;display:flex;align-items:center;gap:20px}
.course-buy form{margin:0}
.price{font-size:22px;font-weight:700;color:var(--ink-dark);font-variant-numeric:tabular-nums;min-width:72px;text-align:right}
.soon{font-size:15px;font-weight:600;color:var(--muted-dark);min-width:108px;text-align:center}
@media (max-width:640px){.course-cat{flex-basis:100%}.course-buy{margin-left:0}}

/* Route */
.route{display:flex;flex-wrap:wrap;gap:48px 72px}
.route-intro{flex:1 1 320px;min-width:0;max-width:440px}
.route ol{flex:1.5 1 480px;min-width:0;margin:0;padding:0;list-style:none;display:flex;flex-direction:column}
.route li{position:relative;display:flex;gap:22px;padding-bottom:30px}
.route li:last-child{padding-bottom:0}
.route li:not(:last-child)::after{content:"";position:absolute;left:27px;top:56px;bottom:0;border-left:2px dashed #34475E}
.wp{flex:0 0 56px;height:56px;border-radius:50%;border:2px solid var(--gold);display:flex;align-items:center;justify-content:center;font:500 13px var(--mono);color:var(--gold-hi);background:var(--navy-950)}
.route li:last-child .wp{background:var(--gold);color:var(--navy-950)}
.route h3{font-size:27px;line-height:1.05;color:var(--ink)}
.route li div{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:4px;padding-top:6px}
.route li p{font-size:16px;line-height:1.55;color:var(--muted)}

/* Instructors */
.split{display:flex;flex-wrap:wrap;align-items:flex-start;gap:48px 72px}
.split-copy{flex:1 1 360px;min-width:0;max-width:500px;display:flex;flex-direction:column;gap:18px}
.split-copy a{color:var(--ink-dark);font-weight:600}
.record{flex:1.3 1 480px;min-width:0;background:#fff;border:1px solid var(--paper-line);border-radius:6px;overflow:hidden}
.record-head{background:var(--ink-dark);color:var(--text);padding:14px 20px;font-size:14px;font-weight:600}
.record-scroll{overflow-x:auto}
.record table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.5}
.record th,.record td{text-align:left;vertical-align:top;padding:14px 20px;border-bottom:1px solid var(--paper-line-2)}
.record tr:last-child th,.record tr:last-child td{border-bottom:0}
.record thead th{padding:12px 20px;font-size:13px;color:var(--muted-dark);border-bottom:1.5px solid var(--ink-dark)}
.record tbody th{font-weight:600;color:var(--ink-dark);width:34%}
.record td{color:var(--text-dark)}
.record td a{color:var(--ink-dark);font-weight:600}

/* Access */
.plans{display:flex;flex-wrap:wrap;gap:24px}
.plan{flex:1 1 400px;min-width:0;border:1px solid var(--line-dark-2);border-radius:8px;padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:18px}
.plan-featured{border:2px solid var(--gold);background:var(--navy-800)}
.plan h3{font-size:34px;line-height:1;color:var(--ink)}
.plan > p{font-size:16px;line-height:1.6;color:var(--muted)}
.plan-price{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px}
.plan-price span{font-size:15px;color:var(--muted-2)}
.plan-price strong{font-family:var(--display);font-weight:600;font-size:48px;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums}
.plan-featured .plan-price strong{color:var(--gold-hi)}
.checks{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px;font-size:15px;color:var(--text)}
.checks li{display:flex;gap:10px}
.checks svg{flex:0 0 18px;margin-top:3px}
.plan-actions{display:flex;flex-wrap:wrap;gap:12px}

/* Family */
.family{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:0 48px}
.family > div{border-top:1.5px solid var(--gold);padding:22px 0 30px;display:flex;flex-direction:column;gap:8px}
.family > div.here{border-top-color:var(--line-dark-3)}
.family h3{font-size:28px;line-height:1;color:var(--ink)}
.family p{font-size:15px;line-height:1.6;color:var(--muted)}
.family a{font-size:15px;font-weight:600;text-decoration:none}

/* FAQ */
.faq{display:flex;flex-wrap:wrap;gap:36px 72px}
.faq h2{flex:1 1 280px}
.faq-list{flex:2.2 1 520px;min-width:0;display:flex;flex-direction:column;border-top:1.5px solid var(--ink-dark)}
.faq details{border-bottom:1px solid var(--paper-line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;font-size:19px;font-weight:600;color:var(--ink-dark)}
.faq summary::-webkit-details-marker{display:none}
.faq summary span{flex:0 0 auto;font-size:26px;line-height:1;color:var(--gold-ink);transition:transform .2s}
.faq details[open] summary span{transform:rotate(45deg)}
.faq details p{margin:0 0 22px;font-size:16px;line-height:1.65;color:var(--text-dark);max-width:64ch}
.faq details a{color:var(--ink-dark);font-weight:600}

/* Footer */
.site-footer{background:var(--navy-950);color:var(--muted-2);border-top:1px solid #18304D;font-size:14px}
.site-footer .wrap{padding-block:40px 48px;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:24px 40px}
.site-footer nav{display:flex;flex-wrap:wrap;gap:4px 24px}
.site-footer a{color:var(--muted-2);text-decoration:none;padding:8px 0;display:inline-block}
.site-footer a:hover{color:var(--ink)}
.footer-contact{display:flex;flex-direction:column;gap:2px}
.footer-contact a,.footer-contact span{padding:0}

/* Start page */
.start{display:flex;flex-wrap:wrap;align-items:flex-start;gap:24px}
.panel{flex:1 1 360px;min-width:0;border-radius:8px;padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:18px}
.panel-pl{background:var(--navy-800);border:2px solid var(--gold)}
.panel-buy{flex:1.4 1 480px;background:var(--paper);color:var(--ink-dark)}
.panel h2{font-size:34px;line-height:1}
.panel-pl h2{color:var(--ink)}
.panel-pl p{color:var(--muted);font-size:16px;line-height:1.6}
.panel-buy p{color:var(--text-dark);font-size:16px;line-height:1.6}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--text-dark)}
.field select{min-height:48px;padding:0 12px;border:1.5px solid #B9C5D3;border-radius:4px;background:#fff;color:var(--ink-dark);font:500 16px var(--body);max-width:100%;color-scheme:light}
.summary{background:#fff;border:1px solid var(--paper-line);border-radius:6px;padding:18px 20px;display:flex;justify-content:space-between;gap:16px;font-size:18px;font-weight:700;color:var(--ink-dark)}
.summary span:last-child{font-variant-numeric:tabular-nums}
.notice{padding:14px 16px;border-radius:6px;font-size:15px;line-height:1.55}
.notice-warn{background:#FBF1DE;color:#5B4513;border:1px solid #E7CE93}
.notice-ok{background:#EFF6F1;color:#1F4D33;border:1px solid #BCD5C6}
.small{font-size:14px}
.panel-buy .small{color:var(--muted-dark)}
.panel-buy a{color:var(--ink-dark);font-weight:600}

/* Legal pages */
.legal{max-width:760px}
.legal h1{font-size:clamp(44px,5vw,64px);line-height:.95;color:var(--ink-dark);margin-bottom:10px}
.legal .updated{color:var(--muted-dark);font-size:14px;margin-bottom:28px}
.legal h2{font-size:28px;line-height:1.1;color:var(--ink-dark);margin:34px 0 10px}
.legal p,.legal li{font-size:17px;line-height:1.7;color:var(--text-dark)}
.legal p + p{margin-top:12px}
.legal ul{padding-left:22px;margin:10px 0}
.legal a{color:var(--ink-dark);font-weight:600}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}