@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@600;700;800&family=Public+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* --- color tokens --- */
  --sky-deep:   #14304D;   /* primary navy — dusk sky over Waukesha */
  --sky-mid:    #1E4470;   /* gradient partner */
  --charcoal:   #1B1D1F;   /* deep neutral */
  --amber:      #E8A33D;   /* instrument-panel amber / VOR needle */
  --amber-brt:  #F4BE5E;
  --teal:       #2F7A78;   /* Fox River water / secondary accent */
  --contour:    #8B5E34;   /* sectional terrain brown */
  --cloud:      #F5F3EE;   /* light background */
  --paper:      #FFFFFF;   /* card surface */
  --ink:        #20242B;   /* body text */
  --ink-soft:   #4B5563;   /* secondary text */
  --line:       rgba(20,48,77,.14);
  --panel-glow: rgba(232,163,61,.35);

  --font-display: 'Big Shoulders Display', sans-serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --radius: 10px;
  --max: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cloud);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; }
.wrap{ max-width: var(--max); margin: 0 auto; padding: 0 28px; }

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.02;
  margin: 0 0 .4em;
  text-transform: uppercase;
}
h1{ font-size: clamp(2.6rem, 5.4vw, 4.6rem); font-weight: 800; }
h2{ font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3{ font-size: 1.35rem; letter-spacing: .02em; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
.eyebrow{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
  display:flex; align-items:center; gap:.6em;
  margin-bottom: .9em;
}
.eyebrow::before{
  content:""; width: 26px; height: 2px; background: var(--amber); display:inline-block;
}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

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

/* =============== HEADER / NAV =============== */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: var(--sky-deep);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
}
.brand{
  display:flex; align-items:center; gap:.65em;
  text-decoration:none; color: #fff;
}
.brand-mark{ width:38px; height:38px; flex:none; border-radius:6px; object-fit:cover; }
.brand-text{
  font-family: var(--font-display);
  font-weight:800; letter-spacing:.03em;
  font-size: 1.05rem; line-height:1.05;
  text-transform: uppercase;
}
.brand-text small{
  display:block; font-family: var(--font-mono); font-weight:400;
  letter-spacing:.14em; font-size:.6rem; color: var(--amber-brt);
  text-transform:uppercase; margin-top:2px;
}

.nav {
  padding: 1rem;
}
.nav-links{
  display:flex; align-items:center; gap: 30px;
  list-style:none; margin:0; padding:0;
}
.nav-links a{
  text-decoration:none; color: rgba(255,255,255,.82);
  font-size:.92rem; font-weight:600; letter-spacing:.02em;
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{
  color:#fff; border-bottom-color: var(--amber);
}
.nav-cta{
  background: var(--amber); color: var(--charcoal) !important;
  padding: 10px 18px !important; border-radius: 999px;
  border-bottom: none !important; font-weight:700 !important;
}
.nav-cta:hover{ background: var(--amber-brt); }
.nav-toggle{
  display:none; background:none; border:1px solid rgba(255,255,255,.3);
  border-radius:8px; padding:8px 10px; color:#fff;
}
.nav-toggle svg{ width:20px; height:20px; }

@media (max-width: 880px){
  .nav-toggle{ display:block; }
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    background: var(--sky-deep); flex-direction:column; align-items:stretch;
    gap:0; padding: 6px 28px 18px; border-bottom:1px solid rgba(255,255,255,.1);
    display:none;
  }
  .nav-links.open{ display:flex; }
  .nav-links li{ width:100%; }
  .nav-links a{ display:block; padding: 12px 0; border-bottom:1px solid rgba(255,255,255,.08); }
  .nav-cta{ margin-top:10px; text-align:center; }
}

/* =============== BUTTONS =============== */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family: var(--font-body); font-weight:700; font-size:.95rem;
  padding: 14px 26px; border-radius: 999px; text-decoration:none;
  border: 2px solid transparent; cursor:pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--amber); color: var(--charcoal); }
.btn-primary:hover{ background: var(--amber-brt); }
.btn-ghost{ border-color: rgba(255,255,255,.5); color:#fff; }
.btn-ghost:hover{ border-color:#fff; background: rgba(255,255,255,.08); }
.btn-outline{ border-color: var(--sky-deep); color: var(--sky-deep); }
.btn-outline:hover{ background: var(--sky-deep); color:#fff; }

/* =============== HERO =============== */
.hero{
  background: radial-gradient(120% 140% at 15% 0%, var(--sky-mid) 0%, var(--sky-deep) 55%, var(--charcoal) 100%);
  color:#fff; 
  padding: 96px 0 0;
}
.hero-grid{
  display:grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items:center;
  padding-bottom: 60px;
}
@media (max-width: 500px) {
  .hero-grid{ grid-template-columns: auto}
  .dial{ display: none;}
}
.hero-kicker{
  font-family: var(--font-mono); letter-spacing:.18em; text-transform:uppercase;
  font-size:.8rem; color: var(--amber-brt); margin-bottom:18px;
}
.hero h1{ color:#fff; margin-bottom:.3em; }
.hero h1 em{ font-style:normal; color: var(--amber-brt); }
.hero-sub{ font-size:1.15rem; color: rgba(255,255,255,.82); max-width: 46ch; }
.hero-ctas{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 30px; }

/* logo */
.dial-wrap{ display:flex; justify-content:center; }
.dial{ width: min(340px, 82vw); }

/* horizon divider between sections — the recurring signature element */
.horizon-divider{ display:block; width:100%; height:56px; }
.horizon-divider path{ }

/* readout strip (avionics glass panel look) */
.readout-strip{
  background: var(--charcoal);
  border-top: 1px solid rgba(255,255,255,.08);
}
.readout-grid{
  display:grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: rgba(255,255,255,.08);
}
.readout{
  background: var(--charcoal); padding: 26px 20px; text-align:center;
}
.readout .num{
  font-family: var(--font-mono); font-size: clamp(1.5rem,3vw,2.1rem); font-weight:600;
  color: var(--amber-brt);
}
.readout .lbl{
  font-family: var(--font-mono); font-size:.72rem; letter-spacing:.12em;
  text-transform:uppercase; color: rgba(255,255,255,.6); margin-top:4px;
}
@media (max-width:700px){ .readout-grid{ grid-template-columns: repeat(2,1fr); } }

/* =============== SECTIONS =============== */
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.grid-2{ display:grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
@media (max-width: 900px){ .grid-3, .grid-2{ grid-template-columns: 1fr; } }

section{ padding: 84px 0; }
.section-tight{ padding: 56px 0; }
.section-alt{ background: var(--paper); }
.section-head{ max-width: 640px; margin-bottom: 46px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
card{
  background: var(--paper); border:1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px;
}
.card .icon{
  width:44px; height:44px; border-radius:10px; background: rgba(47,122,120,.1);
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
  color: var(--teal);
}
.card .icon svg{ width:22px; height:22px; }
.card h3{ margin-bottom:.4em; color: var(--sky-deep); }

/* fleet preview cards on homepage */
.fleet-preview{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
@media (max-width: 900px){ .fleet-preview{ grid-template-columns:1fr; } }
.plane-card{
  border-radius: var(--radius); overflow:hidden; background: var(--paper);
  border: 1px solid var(--line);
}
.plane-photo{
  aspect-ratio: 4/3; background: linear-gradient(160deg, var(--sky-mid), var(--sky-deep));
  position:relative; display:flex; align-items:center; justify-content:center;
}
.plane-photo svg{ width:62%; }
.plane-tag{
  position:absolute; top:14px; left:14px; background: rgba(20,48,77,.7);
  color: var(--amber-brt); font-family: var(--font-mono); font-size:.72rem;
  padding: 5px 10px; border-radius:999px; letter-spacing:.06em;
}
.plane-body{ padding: 22px 22px 26px; }
.plane-body h3{ color: var(--sky-deep); margin-bottom:.2em; }
.plane-body .n-number{
  font-family: var(--font-mono); color: var(--contour); font-size:.85rem; margin-bottom:.8em; display:block;
}

/* glass panel spec readout used on aircraft page */
.panel{
  background: linear-gradient(180deg,#16324f,#0f2136);
  border-radius: 12px; padding: 22px 24px; color:#fff;
  box-shadow: inset 0 0 40px rgba(232,163,61,.05);
}
.panel h4{
  font-family: var(--font-mono); text-transform:uppercase; letter-spacing:.12em;
  font-size:.72rem; color: var(--amber-brt); margin: 0 0 12px;
}
.panel ul{ list-style:none; margin:0; padding:0; }
.panel li{
  font-family: var(--font-mono); font-size:.86rem; color: rgba(255,255,255,.88);
  display:flex; justify-content:space-between; gap: 12px;
  padding: 9px 0; border-top: 1px solid rgba(255,255,255,.08);
}
.panel li:first-child{ border-top:none; }
.panel li span:first-child{ color: rgba(255,255,255,.55); }

/* aircraft detail rows */
.aircraft-row{
  display:grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items:center;
  padding: 60px 0;
}
.aircraft-row:last-child{ border-bottom:none; }
.aircraft-row.reverse .art{ order:2; }
.aircraft-row .eyebrow{ margin-bottom:.6em; }
.art svg{ width:100%; height:auto; }
.art-frame{
  background: linear-gradient(160deg, var(--sky-mid), var(--sky-deep));
  border-radius: 14px; padding: 30px;
}
@media (max-width: 860px){
  .aircraft-row, .aircraft-row.reverse{ grid-template-columns: 1fr; }
  .aircraft-row.reverse .art{ order:0; }
}

/* steps (real ordered sequence — numbering earned) */
.steps{ list-style:none; margin:0; padding:0; display:grid; gap:0; }
.step{
  display:grid; grid-template-columns: 64px 1fr; gap: 20px;
  padding: 26px 0; border-top: 1px solid var(--line);
}
.steps li:first-child{ border-top:none; }
.step .n{
  font-family: var(--font-mono); font-size:1.6rem; color: var(--amber);
  font-weight:600;
}
.step h4{ font-family: var(--font-body); text-transform:none; font-weight:700; margin:0 0 .3em; color: var(--sky-deep); }

/* contact / form */
.form-card{
  background: var(--paper); border:1px solid var(--line); border-radius: var(--radius);
  padding: 34px;
}
.field{ margin-bottom: 18px; }
.field label{
  display:block; font-size:.8rem; font-weight:700; letter-spacing:.03em;
  margin-bottom: 6px; color: var(--sky-deep); text-transform:uppercase;
}
.field input, .field select, .field textarea{
  width:100%; padding: 12px 14px; border-radius:8px; border:1px solid var(--line);
  font-family: var(--font-body); font-size:.96rem; background:#fff; color: var(--ink);
}
.field textarea{ min-height: 130px; resize: vertical; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:600px){ .field-row{ grid-template-columns:1fr; } }
.form-note{ font-size:.82rem; color: var(--ink-soft); margin-top: 4px; }

.info-list{ list-style:none; margin:0; padding:0; }
.info-list li{
  display:flex; gap:14px; padding: 16px 0; border-top:1px solid var(--line);
}
.info-list li:first-child{ border-top:none; }
.info-list .icon{
  flex:none; width:38px; height:38px; border-radius:9px; background: rgba(232,163,61,.14);
  display:flex; align-items:center; justify-content:center; color: var(--contour);
}
.info-list .icon svg{ width:18px; height:18px; }
.info-list strong{ display:block; color: var(--sky-deep); font-size:.95rem; }
.info-list span{ font-size:.9rem; color: var(--ink-soft); }

/* CTA banner */
.cta-banner{
  background: linear-gradient(120deg, var(--sky-deep), var(--sky-mid));
  color:#fff; border-radius: 18px; padding: 56px 46px;
  display:flex; align-items:center; justify-content:space-between; gap: 30px; flex-wrap:wrap;
}
.cta-banner h2{ color:#fff; margin-bottom:.2em; }
.cta-banner p{ color: rgba(255,255,255,.8); margin:0; }

/* history / timeline (about page — real chronology, numbering earned) */
.timeline{ border-left: 2px solid var(--line); padding-left: 28px; margin-left: 6px; }
.tl-item{ position:relative; padding-bottom: 34px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-33px; top:4px; width:12px; height:12px;
  border-radius:50%; background: var(--amber); border: 2px solid var(--cloud);
}
.tl-item .yr{ font-family: var(--font-mono); color: var(--teal); font-size:.85rem; margin-bottom:.2em; display:block; }

/* footer */
.site-footer{ background: var(--charcoal); color: rgba(255,255,255,.72); padding: 60px 0 30px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 40px; }
@media (max-width: 800px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
.site-footer h4{ color:#fff; font-size:.78rem; letter-spacing:.12em; margin-bottom:16px; }
.site-footer .brand-text{ color:#fff; }
.site-footer ul{ list-style:none; margin:0; padding:0; }
.site-footer li{ margin-bottom:10px; font-size:.92rem; }
.site-footer a{ text-decoration:none; color: rgba(255,255,255,.72); }
.site-footer a:hover{ color: var(--amber-brt); }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.1); margin-top: 40px; padding-top: 22px;
  display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap;
  font-size:.8rem; color: rgba(255,255,255,.45); font-family: var(--font-mono);
}

/* misc utility */
.tag-row{ display:flex; gap:10px; flex-wrap:wrap; margin: 4px 0 18px; }
.tag{
  font-family: var(--font-mono); font-size:.72rem; letter-spacing:.05em;
  background: rgba(47,122,120,.1); color: var(--teal); padding: 5px 10px; border-radius:6px;
}
.page-hero{
  background: radial-gradient(120% 140% at 85% 0%, var(--sky-mid) 0%, var(--sky-deep) 60%, var(--charcoal) 100%);
  color:#fff; padding: 76px 0 64px;
}
/* real photos in place of illustration frames */
.plane-photo{ overflow:hidden; }
.plane-photo img{ width:100%; height:100%; object-fit:cover; }
.art-frame{ padding:0; overflow:hidden; }
.art-frame img{ width:100%; height:100%; object-fit:cover; display:block; }

/* ===== Photo carousel (aircraft page) ===== */
.carousel{ position:relative; }
.carousel-track{
  display:flex; gap:22px; overflow-x:auto; scroll-snap-type:x mandatory;
  padding: 4px 4px 16px; margin: 0 -4px;
  -webkit-overflow-scrolling: touch;
}
.carousel-track::-webkit-scrollbar{ height:8px; }
.carousel-track::-webkit-scrollbar-thumb{ background: var(--line); border-radius:8px; }
.carousel-slide{
  flex: 0 0 auto; width: min(560px, 82vw); scroll-snap-align:center;
  border-radius: 14px; overflow:hidden; position:relative; background: var(--sky-deep);
}
.carousel-slide img{ width:100%; height:380px; object-fit:cover; display:block; }
.carousel-caption{
  position:absolute; left:0; right:0; bottom:0;
  background: linear-gradient(transparent, rgba(15,33,54,.88));
  color:#fff; padding: 30px 22px 16px;
}
.carousel-caption .tag{ background: rgba(244,190,94,.18); color: var(--amber-brt); margin-bottom:8px; display:inline-block; }
.carousel-caption strong{ display:block; font-family: var(--font-display); text-transform:uppercase; letter-spacing:.02em; font-size:1.15rem; }
.carousel-nav{ display:flex; justify-content:center; gap:14px; margin-top: 6px; }
.carousel-btn{
  width:46px; height:46px; border-radius:50%; border:1px solid var(--line);
  background:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center;
  color: var(--sky-deep); transition: background .15s ease;
}
.carousel-btn:hover{ background: var(--cloud); }
.carousel-btn svg{ width:18px; height:18px; }

.page-hero .eyebrow{ color: var(--amber-brt); }
.page-hero .eyebrow::before{ background:#fff; }
.page-hero h1{ color:#fff; max-width: 16ch; }
.page-hero p{ color: rgba(255,255,255,.82); max-width: 60ch; font-size: 1.08rem; }