/* ============================================================
   KEROS AVIATION — DESIGN TOKENS
   ============================================================ */
:root{
  /* Brand palette (derived from the Keros Aviation mark) */
  --navy-950:#0c0e2a;
  --navy-900:#11143a;
  --navy-800:#171b45;   /* primary */
  --navy-700:#242b63;
  --navy-600:#333c82;
  --gray-600:#6b6d73;
  --gray-500:#8b8d93;   /* brand gray */
  --gray-300:#c7c9ce;
  --gray-200:#e0e1e5;
  --gray-100:#eff0f3;
  --gray-50:#f7f8fa;
  --white:#ffffff;
  --ink:#14161f;
  --success:#1e8a5f;
  --danger:#c0392b;

  --color-bg:var(--white);
  --color-surface:var(--gray-50);
  --color-border:var(--gray-200);
  --color-text:var(--ink);
  --color-text-muted:var(--gray-600);

  --font-serif:'Playfair Display', Georgia, serif;
  --font-sans:'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:'Geist Mono', ui-monospace, 'SF Mono', monospace;

  --space-1:0.25rem;
  --space-2:0.5rem;
  --space-3:0.75rem;
  --space-4:1rem;
  --space-5:1.5rem;
  --space-6:2rem;
  --space-8:3rem;
  --space-10:4rem;
  --space-12:5rem;
  --space-16:7rem;

  --radius-sm:6px;
  --radius-md:12px;
  --radius-lg:20px;

  --shadow-sm:0 1px 3px rgba(12,14,42,0.08);
  --shadow-md:0 8px 24px rgba(12,14,42,0.10);
  --shadow-lg:0 24px 48px -12px rgba(12,14,42,0.25);

  --dur-fast:150ms;
  --dur-base:280ms;
  --dur-slow:450ms;
  --ease-out:cubic-bezier(.16,.84,.44,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);

  --container-w:1200px;
  --header-h:84px;

  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.6;
  color:var(--color-text);
  background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block; max-width:100%;}
a{color:inherit; text-decoration:none;}
ul,ol{margin:0; padding:0; list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font:inherit; border:none; background:none; color:inherit;}
input,select,textarea{font:inherit;}

h1,h2,h3{font-family:var(--font-serif); font-weight:600; color:var(--navy-800); line-height:1.15;}
h2{font-size:clamp(1.75rem,1.4rem + 1.6vw,2.75rem);}
h3{font-size:clamp(1.15rem,1.05rem + 0.4vw,1.4rem);}

.container{
  width:100%;
  max-width:var(--container-w);
  margin-inline:auto;
  padding-inline:clamp(1.25rem,4vw,2.5rem);
}

.skip-link{
  position:absolute; left:-999px; top:auto;
  background:var(--navy-800); color:var(--white);
  padding:var(--space-3) var(--space-5);
  border-radius:var(--radius-sm);
  z-index:1000;
}
.skip-link:focus{left:var(--space-4); top:var(--space-4);}

/* Honeypot field for Netlify Forms spam protection — hidden from everyone, real and bots fill it */
.visually-hidden{display:none;}

:focus-visible{outline:3px solid var(--navy-600); outline-offset:3px;}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:var(--space-2);
  padding:0.85rem 1.6rem;
  border-radius:var(--radius-sm);
  font-weight:600; font-size:0.95rem;
  cursor:pointer;
  transition:transform var(--dur-fast) var(--ease-out), background-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
  min-height:44px;
  white-space:nowrap;
}
.btn:active{transform:scale(0.97);}
.btn-primary{background:var(--navy-800); color:var(--white); box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--navy-700); box-shadow:var(--shadow-md);}
.btn-ghost{background:transparent; color:var(--navy-800); border:1.5px solid var(--gray-300);}
.btn-ghost:hover{border-color:var(--navy-800); background:var(--gray-50);}
.hero .btn-ghost{color:var(--white); border-color:rgba(255,255,255,0.35);}
.hero .btn-ghost:hover{border-color:var(--white); background:rgba(255,255,255,0.08);}
.btn-lg{padding:1rem 2rem; font-size:1rem;}
.btn-sm{padding:0.6rem 1.15rem; font-size:0.875rem;}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out);
}
.site-header.scrolled{
  box-shadow:var(--shadow-sm);
  border-color:var(--color-border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:var(--header-h);
  gap:var(--space-4);
}
.brand{display:flex; align-items:center; gap:var(--space-3); cursor:pointer;}
.brand-mark{display:block; flex-shrink:0; object-fit:contain;}
.brand-text{display:flex; flex-direction:column; line-height:1.2;}
.brand-name{font-family:var(--font-serif); font-weight:700; font-size:1.15rem; color:var(--navy-800); letter-spacing:0.01em;}
.brand-tag{font-size:0.7rem; font-style:italic; color:var(--gray-500); letter-spacing:0.01em;}

.main-nav{display:none;}
.main-nav > ul{display:flex; gap:var(--space-6); height:100%;}
.main-nav > ul > li{display:flex; align-items:center;}
.main-nav a{
  font-size:0.925rem; font-weight:500; color:var(--color-text-muted);
  padding:var(--space-2) 0; position:relative;
  transition:color var(--dur-fast) var(--ease-out);
}
.main-nav a::after{
  content:''; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background:var(--navy-800);
  transition:right var(--dur-base) var(--ease-out);
}
.main-nav a:hover{color:var(--navy-800);}
.main-nav a:hover::after{right:0;}
.main-nav a[aria-current="page"]{color:var(--navy-800);}
.main-nav a[aria-current="page"]::after{right:0;}

.nav-item-dropdown{position:relative; height:100%;}
.dropdown-trigger{display:flex; align-items:center; gap:4px;}
.dropdown-chevron{width:14px; height:14px; transition:transform var(--dur-base) var(--ease-out);}
.dropdown-menu{
  position:absolute; top:100%; left:50%; transform:translateX(-50%) translateY(-8px);
  background:var(--white); border:1px solid var(--color-border); border-radius:var(--radius-md);
  box-shadow:var(--shadow-lg); padding:var(--space-2);
  min-width:260px;
  opacity:0; visibility:hidden; pointer-events:none;
  transition:opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility var(--dur-base);
  z-index:200;
}
.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown.is-open .dropdown-menu{
  opacity:1; visibility:visible; pointer-events:auto; transform:translateX(-50%) translateY(0);
}
.nav-item-dropdown:hover .dropdown-chevron,
.nav-item-dropdown.is-open .dropdown-chevron{transform:rotate(180deg);}
.dropdown-menu a{
  display:block; padding:0.65rem 0.9rem; border-radius:var(--radius-sm);
  font-size:0.9rem; font-weight:500; color:var(--color-text); white-space:nowrap;
  transition:background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.dropdown-menu a::after{display:none;}
.dropdown-menu a:hover, .dropdown-menu a:focus-visible{background:var(--gray-50); color:var(--navy-800);}

.mobile-subnav-link{padding-left:var(--space-6) !important; font-size:0.9rem; color:var(--gray-600) !important;}
.mobile-nav a[aria-current="page"]{color:var(--navy-800); font-weight:700;}

.header-actions{display:flex; align-items:center; gap:var(--space-4);}
.header-actions .btn-primary{display:none;}

.nav-toggle{
  display:flex; flex-direction:column; justify-content:center; gap:5px;
  width:44px; height:44px; cursor:pointer; border-radius:var(--radius-sm);
}
.nav-toggle span{width:22px; height:2px; background:var(--navy-800); margin-inline:auto; transition:transform var(--dur-base) var(--ease-out), opacity var(--dur-fast) var(--ease-out);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-nav{
  max-height:0; overflow:hidden;
  background:var(--white);
  border-top:1px solid transparent;
  transition:max-height var(--dur-slow) var(--ease-in-out), border-color var(--dur-base);
}
.mobile-nav.open{max-height:420px; border-color:var(--color-border);}
.mobile-nav ul{padding:var(--space-4) clamp(1.25rem,4vw,2.5rem) var(--space-6); display:flex; flex-direction:column; gap:var(--space-1);}
.mobile-nav a{display:block; padding:var(--space-3) 0; font-weight:500; color:var(--color-text);}
.mobile-nav .btn{margin-top:var(--space-3); width:100%;}
.mobile-nav .btn-primary{color:var(--white);}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  background-image:var(--noise), linear-gradient(160deg, var(--navy-950), var(--navy-800) 70%);
  background-blend-mode:overlay, normal;
  background-size:160px 160px, cover;
  color:var(--white);
  overflow:hidden;
  padding-block:var(--space-16) var(--space-12);
  min-height:min(88vh, 720px);
  display:flex; align-items:center;
}
.hero-bg{position:absolute; inset:0; opacity:0.5;}
.flight-lines{width:100%; height:100%;}
.flight-path{
  fill:none; stroke:var(--gray-500); stroke-width:1.5; opacity:0.55;
  transition:stroke-dashoffset 2.2s var(--ease-out);
}
.flight-path-2{stroke:var(--navy-600); opacity:0.5;}
.globe-mark{
  position:absolute; top:50%; right:-8%;
  width:min(52vw,620px); height:min(52vw,620px);
  transform:translateY(-50%);
  color:var(--gray-500); opacity:0.16;
}
.hero-inner{position:relative; max-width:780px;}
.eyebrow{
  font-family:var(--font-mono); font-size:0.75rem; font-weight:500; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--gray-300);
  margin-bottom:var(--space-4);
}
.eyebrow::before{content:'// '; opacity:0.6;}
.services .eyebrow, .process .eyebrow{color:var(--gray-600);}
.about .eyebrow, .contact .eyebrow{color:var(--gray-500);}
.hero-title{font-size:clamp(2.25rem, 1.7rem + 3.2vw, 4rem); color:var(--white); margin-bottom:var(--space-5);}
.hero-title span{display:block;}
.hero-title em{font-style:italic; color:var(--gray-300);}
.hero-sub{font-size:1.1rem; color:var(--gray-300); max-width:60ch; margin-bottom:var(--space-8);}
.hero-actions{display:flex; flex-wrap:wrap; gap:var(--space-4);}

/* ============================================================
   CAPABILITIES STRIP
   ============================================================ */
.capabilities{
  position:relative;
  background-color:var(--navy-900); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--white); padding-block:var(--space-6);
}
.capabilities-grid{display:grid; grid-template-columns:1fr; gap:var(--space-5);}
.capability{display:flex; align-items:center; justify-content:center; gap:var(--space-3); font-weight:500; font-size:0.95rem; color:var(--gray-200);}
.capability .icon{width:24px; height:24px; color:var(--gray-500); flex-shrink:0;}

/* Mobile: horizontal scroll-snap strip instead of a shrunk vertical stack */
@media (max-width:767px){
  .capabilities-grid{
    display:flex; flex-wrap:nowrap; overflow-x:auto; scroll-snap-type:x mandatory;
    gap:var(--space-4);
    margin-inline:calc(-1 * clamp(1.25rem,4vw,2.5rem));
    padding-inline:clamp(1.25rem,4vw,2.5rem);
    padding-bottom:var(--space-1);
    -webkit-overflow-scrolling:touch; scrollbar-width:none;
  }
  .capabilities-grid::-webkit-scrollbar{display:none;}
  .capability{flex:0 0 auto; min-width:78%; scroll-snap-align:start;}
  .capabilities::after{
    content:''; position:absolute; top:0; right:0; bottom:0; width:32px;
    background:linear-gradient(to right, transparent, var(--navy-900));
    pointer-events:none;
  }
}

/* ============================================================
   SECTION HEAD / SHARED
   ============================================================ */
section{padding-block:var(--space-16);}
.section-head{max-width:680px; margin-bottom:var(--space-10);}
.section-head h2{margin-block:var(--space-3) var(--space-4);}
.section-lead{color:var(--color-text-muted); font-size:1.05rem;}

/* ============================================================
   SERVICES
   ============================================================ */
.services{background:var(--color-bg);}
.service-grid{display:grid; grid-template-columns:1fr; gap:var(--space-6);}
.service-card{
  position:relative;
  background:var(--white);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  padding:var(--space-6);
  transition:transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.service-card::before, .service-card::after{
  content:''; position:absolute; width:14px; height:14px; border-color:var(--navy-800);
  opacity:0; transition:opacity var(--dur-base) var(--ease-out);
}
.service-card::before{top:10px; left:10px; border-top:2px solid; border-left:2px solid;}
.service-card::after{bottom:10px; right:10px; border-bottom:2px solid; border-right:2px solid;}
.service-card:hover::before, .service-card:hover::after{opacity:0.45;}
.service-card:hover{transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:transparent;}
.service-icon{
  width:52px; height:52px; border-radius:var(--radius-md);
  background:var(--navy-800); color:var(--white);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:var(--space-5);
  transition:transform var(--dur-base) var(--ease-out);
}
.service-card:hover .service-icon{transform:scale(1.08);}
.service-icon svg{width:26px; height:26px;}
.service-card h3{margin-bottom:var(--space-3);}
.service-card p{color:var(--color-text-muted); font-size:0.95rem; margin-bottom:var(--space-5);}
.service-link{
  display:inline-flex; align-items:center; gap:var(--space-2);
  font-weight:600; font-size:0.9rem; color:var(--navy-800);
  min-height:44px; align-items:center;
}
.service-link span{transition:transform var(--dur-fast) var(--ease-out);}
.service-link:hover span{transform:translateX(4px);}

/* ============================================================
   ABOUT
   ============================================================ */
.about{
  background-color:var(--navy-800); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--white);
}
.about-grid{display:grid; grid-template-columns:1fr; gap:var(--space-10); align-items:center;}
.about h2{color:var(--white);}
.about-copy p{color:var(--gray-300); margin-bottom:var(--space-4); max-width:56ch;}
.independence-statement{
  font-family:var(--font-mono); font-style:normal; font-weight:500; font-size:1.1rem;
  letter-spacing:0.03em;
  color:var(--gray-100) !important;
  border-left:2px solid var(--gray-500);
  padding-left:var(--space-4);
  margin-block:var(--space-6) !important;
}
.credential-chips{display:flex; flex-wrap:wrap; gap:var(--space-3); margin-top:var(--space-6);}
.chip{
  display:inline-flex; align-items:center; gap:var(--space-2);
  padding:var(--space-2) var(--space-4);
  border:1px solid rgba(255,255,255,0.25);
  border-radius:999px;
  background:rgba(255,255,255,0.04);
  font-size:0.85rem; font-weight:500; color:var(--gray-200);
  transition:border-color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.chip:hover{border-color:rgba(255,255,255,0.5); background:rgba(255,255,255,0.08);}
.chip-icon{width:15px; height:15px; color:var(--gray-300); flex-shrink:0;}
.about-visual{display:flex; justify-content:center;}
.about-mark{color:var(--white); opacity:0.9; width:min(180px,50vw); height:auto;}

.hud-frame{
  position:relative; display:flex; flex-direction:column; align-items:center; gap:var(--space-6);
  padding:var(--space-10) var(--space-8);
}
.hud-corner{position:absolute; width:26px; height:26px; border-color:rgba(255,255,255,0.3);}
.hud-corner-tl{top:0; left:0; border-top:2px solid; border-left:2px solid;}
.hud-corner-tr{top:0; right:0; border-top:2px solid; border-right:2px solid;}
.hud-corner-bl{bottom:0; left:0; border-bottom:2px solid; border-left:2px solid;}
.hud-corner-br{bottom:0; right:0; border-bottom:2px solid; border-right:2px solid;}
.hud-stat{text-align:center;}
.hud-stat-number, .hud-stat-plus{font-family:var(--font-mono); font-weight:600; color:var(--white);}
.hud-stat-number{font-size:2.75rem; line-height:1; font-variant-numeric:tabular-nums;}
.hud-stat-plus{font-size:2rem;}
.hud-stat-label{
  display:block; margin-top:var(--space-2); font-family:var(--font-mono); font-size:0.7rem;
  letter-spacing:0.1em; text-transform:uppercase; color:var(--gray-300);
}

/* ============================================================
   PROCESS
   ============================================================ */
.process{background:var(--color-surface);}
.process-steps{display:grid; grid-template-columns:1fr; gap:var(--space-8);}
.process-step{position:relative; padding-left:var(--space-10);}
.step-number{
  position:absolute; left:0; top:0;
  font-family:var(--font-mono); font-weight:600; font-size:1.5rem;
  color:var(--gray-300);
}
.process-step h3{margin-bottom:var(--space-2);}
.process-step p{color:var(--color-text-muted); font-size:0.95rem;}

/* ============================================================
   CONTACT
   ============================================================ */
.contact{
  background-color:var(--navy-950); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--white);
}
.contact-grid{display:grid; grid-template-columns:1fr; gap:var(--space-10);}
.contact h2{color:var(--white);}
.contact-copy p{color:var(--gray-300); max-width:50ch; margin-bottom:var(--space-6);}
.contact-info{display:flex; flex-direction:column; gap:var(--space-4);}
.contact-info li{display:flex; align-items:center; gap:var(--space-3); color:var(--gray-200); font-size:0.95rem;}
.contact-info .icon{width:20px; height:20px; color:var(--gray-500); flex-shrink:0;}
.contact-info a:hover{color:var(--white); text-decoration:underline;}

.contact-form{background:var(--white); border-radius:var(--radius-lg); padding:var(--space-6); box-shadow:var(--shadow-lg);}
.form-row{display:grid; grid-template-columns:1fr; gap:var(--space-4);}
.field{margin-bottom:var(--space-4); display:flex; flex-direction:column;}
.field label{font-size:0.875rem; font-weight:600; color:var(--ink); margin-bottom:var(--space-2);}
.required{color:var(--danger);}
.field input, .field select, .field textarea{
  border:1.5px solid var(--gray-200);
  border-radius:var(--radius-sm);
  padding:0.75rem 0.9rem;
  min-height:44px;
  color:var(--ink);
  background:var(--white);
  transition:border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.field textarea{min-height:120px; resize:vertical;}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color:var(--navy-800);
  box-shadow:0 0 0 3px rgba(23,27,69,0.12);
  outline:none;
}
.field.has-error input, .field.has-error select, .field.has-error textarea{border-color:var(--danger);}
.field-error{font-size:0.8rem; color:var(--danger); margin-top:var(--space-2); min-height:1em;}
.btn-submit{width:100%; margin-top:var(--space-2); position:relative;}
.btn-submit[disabled]{opacity:0.7; cursor:not-allowed;}
.form-confidentiality{
  display:flex; align-items:center; justify-content:center; gap:var(--space-2);
  margin-top:var(--space-4); font-size:0.8rem; color:var(--gray-500); text-align:center;
}
.form-confidentiality svg{width:15px; height:15px; flex-shrink:0;}
.form-status{margin-top:var(--space-4); font-size:0.9rem; font-weight:600; text-align:center; min-height:1.2em;}
.form-status.success{color:var(--success);}
.form-status.error{color:var(--danger);}

/* ============================================================
   FAQ (details/summary accordion)
   ============================================================ */
.faq{background:var(--color-bg);}
.faq-list{max-width:760px; display:flex; flex-direction:column; gap:var(--space-4);}
.faq-item{
  border:1px solid var(--color-border); border-radius:var(--radius-md);
  padding:var(--space-5) var(--space-6);
}
.faq-item summary{
  cursor:pointer; list-style:none; font-weight:600; color:var(--navy-800);
  display:flex; align-items:center; justify-content:space-between; gap:var(--space-4);
  font-size:1.02rem;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:'+'; font-family:var(--font-mono); font-size:1.3rem; color:var(--gray-500);
  flex-shrink:0; transition:transform var(--dur-base) var(--ease-out);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{color:var(--color-text-muted); margin-top:var(--space-4); font-size:0.95rem; max-width:65ch;}

/* ============================================================
   LEGAL PAGES
   ============================================================ */
.legal-page{background:var(--color-bg); padding-block:var(--space-12) var(--space-16);}
.legal-page .container{max-width:760px;}
.legal-page .updated{color:var(--gray-500); font-size:0.875rem; margin-bottom:var(--space-8);}
.legal-page h2{font-size:1.35rem; margin-top:var(--space-10); margin-bottom:var(--space-3);}
.legal-page h2:first-of-type{margin-top:0;}
.legal-page p{color:var(--color-text-muted); margin-bottom:var(--space-4); max-width:70ch;}
.legal-page ul{margin:var(--space-4) 0 var(--space-4) var(--space-5); max-width:70ch;}
.legal-page li{list-style:disc; color:var(--color-text-muted); margin-bottom:var(--space-2);}
.legal-page a{color:var(--navy-800); font-weight:600; text-decoration:underline;}
.back-link{display:inline-flex; align-items:center; gap:var(--space-2); font-weight:600; color:var(--navy-800); margin-bottom:var(--space-8);}
.back-link svg{width:16px; height:16px;}

/* ============================================================
   AIRCRAFT LISTINGS
   ============================================================ */
.listings-hero{
  background-color:var(--navy-950); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--white); padding-block:var(--space-12) var(--space-10);
}
.listings-hero .back-link{color:var(--gray-300);}
.listings-hero h1{color:var(--white); margin-bottom:var(--space-4);}
.listings-hero p{color:var(--gray-300); max-width:64ch;}

.listings-notice{
  display:flex; align-items:flex-start; gap:var(--space-3);
  background:var(--gray-100); border:1px solid var(--color-border); border-radius:var(--radius-md);
  padding:var(--space-4) var(--space-5); margin-block:var(--space-10);
  font-size:0.9rem; color:var(--color-text-muted);
}
.listings-notice svg{width:20px; height:20px; color:var(--navy-800); flex-shrink:0; margin-top:2px;}

.listings-section{background:var(--color-bg); padding-block:var(--space-10) var(--space-16);}
.listing-grid{display:grid; grid-template-columns:1fr; gap:var(--space-8);}
.listing-grid.single-listing{grid-template-columns:1fr; max-width:400px; margin-inline:auto;}
.listing-card{
  border:1px solid var(--color-border); border-radius:var(--radius-lg); overflow:hidden;
  background:var(--white); transition:transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.listing-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-lg);}
.listing-photo{
  position:relative; aspect-ratio:4/3; background:linear-gradient(160deg, var(--gray-100), var(--gray-200));
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:var(--space-2);
  color:var(--gray-500);
}
.listing-photo svg{width:44px; height:44px; opacity:0.5;}
.listing-photo span{font-size:0.8rem; font-weight:500;}
.listing-badge{
  position:absolute; top:var(--space-4); left:var(--space-4);
  background:var(--navy-800); color:var(--white); font-size:0.75rem; font-weight:600;
  padding:0.3rem 0.7rem; border-radius:999px; letter-spacing:0.02em;
}
.listing-body{padding:var(--space-6);}
.listing-body h3{margin-bottom:var(--space-1);}
.listing-category{font-size:0.85rem; color:var(--gray-500); font-weight:500; margin-bottom:var(--space-4);}
.listing-specs{display:grid; grid-template-columns:1fr 1fr; gap:var(--space-3) var(--space-4); margin-bottom:var(--space-5);}
.listing-specs div{font-size:0.85rem;}
.listing-specs dt{color:var(--gray-500); margin-bottom:2px;}
.listing-specs dd{margin:0; font-family:var(--font-mono); font-weight:600; color:var(--ink);}
.listing-price{font-family:var(--font-serif); font-size:1.1rem; color:var(--navy-800); margin-bottom:var(--space-5);}
.listing-cta{width:100%;}

.listings-cta-band{
  background-color:var(--navy-800); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--white); padding-block:var(--space-10); text-align:center; border-radius:var(--radius-lg); margin-top:var(--space-12);
}
.listings-cta-band h2{color:var(--white); margin-bottom:var(--space-3);}
.listings-cta-band p{color:var(--gray-300); max-width:56ch; margin-inline:auto; margin-bottom:var(--space-6);}

@media (min-width:768px){
  .listing-grid{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:1024px){
  .listing-grid{grid-template-columns:repeat(3,1fr);}
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{
  background-color:var(--navy-950); background-image:var(--noise); background-blend-mode:overlay; background-size:160px 160px;
  color:var(--gray-300); padding-top:var(--space-10);
}
.footer-inner{display:flex; flex-direction:column; gap:var(--space-6); align-items:flex-start; padding-bottom:var(--space-8); border-bottom:1px solid rgba(255,255,255,0.1);}
.brand-footer .brand-name{color:var(--white);}
.footer-nav ul{display:flex; flex-wrap:wrap; gap:var(--space-5);}
.footer-nav a{font-size:0.9rem; color:var(--gray-300); transition:color var(--dur-fast);}
.footer-nav a:hover{color:var(--white);}
.footer-bottom{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:var(--space-4);
  padding-block:var(--space-5); font-size:0.8rem; color:var(--gray-500);
}
.legal-nav{display:flex; gap:var(--space-5);}
.legal-nav a{color:var(--gray-500); transition:color var(--dur-fast);}
.legal-nav a:hover{color:var(--gray-200);}

/* ============================================================
   SCROLL REVEAL ANIMATION
   ============================================================ */
.reveal, .reveal-line{
  opacity:0;
  transform:translateY(24px);
  transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible, .reveal-line.is-visible{opacity:1; transform:translateY(0);}

.service-grid .reveal:nth-child(1){transition-delay:0ms;}
.service-grid .reveal:nth-child(2){transition-delay:80ms;}
.service-grid .reveal:nth-child(3){transition-delay:160ms;}
.service-grid .reveal:nth-child(4){transition-delay:240ms;}
.service-grid .reveal:nth-child(5){transition-delay:320ms;}
.service-grid .reveal:nth-child(6){transition-delay:400ms;}
.service-grid .reveal:nth-child(7){transition-delay:480ms;}

.process-steps .reveal:nth-child(1){transition-delay:0ms;}
.process-steps .reveal:nth-child(2){transition-delay:80ms;}
.process-steps .reveal:nth-child(3){transition-delay:160ms;}
.process-steps .reveal:nth-child(4){transition-delay:240ms;}

.hero-title .reveal-line:nth-child(1){transition-delay:80ms;}
.hero-title .reveal-line:nth-child(2){transition-delay:180ms;}
.hero-sub.reveal{transition-delay:280ms;}
.hero-actions.reveal{transition-delay:360ms;}
.hero .eyebrow.reveal{transition-delay:0ms;}

/* Logo mark reveal (fade + scale in) */
img.about-mark{
  opacity:1;
  transform:scale(1);
  transition:opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
img.about-mark.logo-animate{opacity:0; transform:scale(0.85);}

/* ============================================================
   MOBILE STICKY CTA BAR
   ============================================================ */
.mobile-cta-bar{display:none;}
@media (max-width:1023px){
  .mobile-cta-bar{
    display:block; position:fixed; left:0; right:0; bottom:0; z-index:90;
    background:var(--white); border-top:1px solid var(--color-border);
    padding:var(--space-3) clamp(1.25rem,4vw,2.5rem);
    padding-bottom:calc(var(--space-3) + env(safe-area-inset-bottom));
    box-shadow:0 -8px 24px rgba(12,14,42,0.10);
    transform:translateY(0);
    transition:transform var(--dur-base) var(--ease-out);
  }
  .mobile-cta-bar.is-hidden{transform:translateY(110%);}
  .mobile-cta-bar .btn{width:100%;}
  body{padding-bottom:calc(60px + env(safe-area-inset-bottom));}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width:768px){
  .form-row{grid-template-columns:1fr 1fr;}
  .capabilities-grid{grid-template-columns:repeat(2,1fr);}
  .service-grid{grid-template-columns:repeat(2,1fr);}
  .process-steps{grid-template-columns:repeat(2,1fr);}
  .about-grid{grid-template-columns:1.3fr 1fr;}
  .contact-grid{grid-template-columns:1fr 1.1fr;}
}

@media (min-width:1024px){
  .main-nav{display:flex; align-items:center; align-self:stretch; height:100%;}
  .header-actions .btn-primary{display:inline-flex;}
  .nav-toggle{display:none;}
  .capabilities-grid{grid-template-columns:repeat(4,1fr);}
  .service-grid{grid-template-columns:repeat(3,1fr);}
  .process-steps{grid-template-columns:repeat(4,1fr);}
}

@media (min-width:1440px){
  :root{--container-w:1280px;}
}

/* ============================================================
   AMBIENT CURSOR GLOW (background reacts to pointer; JS-driven)
   ============================================================ */
.glow-surface{position:relative; overflow:hidden;}
.glow-surface::before{
  content:''; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(560px circle at var(--mx,50%) var(--my,50%), rgba(255,255,255,0.08), transparent 60%);
  opacity:0;
  transition:opacity .5s ease;
}
.glow-surface.glow-active::before{opacity:1;}
.container{position:relative; z-index:1;}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:0.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal, .reveal-line{opacity:1; transform:none;}
  .service-card:hover{transform:none;}
  .flight-path{display:none;}
}