/* Your Pilot — FPV drone pilot site
   Design: dark editorial/brutalist. Bold condensed display type over near-black,
   one signal accent used sparingly (tags, links, focus). No shadows, sharp corners. */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root{
  --bg: #0a0a0b;
  --bg-alt: #131315;
  --bg-card: #17171a;
  --fg: #f4f3ef;
  --fg-muted: #9a9a96;
  --border: #26262a;
  --accent: #d7ff3e;
  --accent-on: #0a0a0b;
  --focus: #d7ff3e;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;

  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --space-7: 9rem;

  --container: 1200px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ -webkit-text-size-adjust:100%; }

html,body{ overflow-x:hidden; }

body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }

h1,h2,h3{
  font-family:var(--font-display);
  text-transform:uppercase;
  font-weight:700;
  line-height:0.98;
  letter-spacing:-0.01em;
  margin:0;
}

p{ margin:0; }

a{ color:inherit; text-decoration:none; }

ul{ margin:0; padding:0; list-style:none; }

button{ font-family:inherit; background:none; border:none; color:inherit; cursor:pointer; }

/* Accessibility: visible focus ring everywhere */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible{
  outline:2px solid var(--focus);
  outline-offset:3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--space-3);
}

@media (min-width:768px){
  .container{ padding:0 var(--space-4); }
}

.visually-hidden{
  position:absolute;
  width:1px; height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
}

.skip-link{
  position:absolute;
  left:-999px;
  top:0;
  background:var(--accent);
  color:var(--accent-on);
  padding:.6rem 1rem;
  font-weight:600;
  z-index:200;
}
.skip-link:focus{ left:var(--space-2); top:var(--space-2); }

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(10,10,11,0.88);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1.1rem 0;
}

.logo{
  display:flex;
  align-items:center;
  gap:.5rem;
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.15rem;
  letter-spacing:.02em;
  text-transform:uppercase;
}
.logo svg{ width:22px; height:22px; flex:0 0 auto; }

.nav-links{
  display:flex;
  align-items:center;
  gap:var(--space-4);
}

.nav-links a{
  font-size:.85rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--fg-muted);
  padding:.4rem 0;
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease;
}
.nav-links a:hover,
.nav-links a[aria-current="page"]{
  color:var(--fg);
  border-bottom-color:var(--accent);
}

.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  background:var(--accent);
  color:var(--accent-on) !important;
  padding:.55rem 1.1rem;
  font-weight:700;
  border-bottom:none !important;
}
.nav-cta:hover{ opacity:.88; }

.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  align-items:center;
  justify-content:center;
}
.nav-toggle svg{ width:22px; height:22px; }

@media (max-width:768px){
  .nav-links{
    position:fixed;
    inset:65px 0 0 0;
    height:calc(100vh - 65px);
    background:var(--bg);
    flex-direction:column;
    justify-content:center;
    gap:var(--space-4);
    transform:translateX(100%);
    transition:transform .3s ease;
  }
  .nav-links[data-open="true"]{ transform:translateX(0); }
  .nav-links a{ font-size:1.4rem; }
  .nav-toggle{ display:flex; }
}

/* ---------- Background video + scrim (shared: hero + portfolio cards) ---------- */
.bg-video{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
  pointer-events:none;
}
.bg-scrim{
  position:absolute;
  inset:0;
  z-index:1;
  pointer-events:none;
}
/* Hero text sits top-left, so darken that side only; the rest of the frame stays clear. */
.hero .bg-scrim{
  background:linear-gradient(100deg, rgba(10,10,11,.8) 0%, rgba(10,10,11,.45) 35%, rgba(10,10,11,0) 65%);
}
/* Card text sits at the bottom (justify-content:flex-end), so only darken near the bottom. */
.portfolio-card .bg-scrim{
  background:linear-gradient(180deg, rgba(10,10,11,0) 0%, rgba(10,10,11,.1) 50%, rgba(10,10,11,.88) 100%);
}
@media (prefers-reduced-motion: reduce){
  .bg-video{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:var(--space-6) 0 var(--space-5);
  border-bottom:1px solid var(--border);
}
.hero > .container{ position:relative; z-index:2; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  font-family:var(--font-body);
  font-size:.78rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--accent);
  margin-bottom:var(--space-3);
}
.eyebrow::before{
  content:"";
  width:6px; height:6px;
  background:var(--accent);
  border-radius:50%;
  flex:0 0 auto;
}

.hero h1{
  font-size:clamp(2.75rem, 9vw, 6.5rem);
  max-width:16ch;
}

.hero-sub{
  margin-top:var(--space-3);
  max-width:38ch;
  font-size:1.1rem;
  color:var(--fg-muted);
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:var(--space-2);
  margin-top:var(--space-4);
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.9rem 1.6rem;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.95rem;
  border:1px solid var(--fg);
  transition:background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
}
.btn svg{ width:16px; height:16px; transition:transform .2s ease; }
.btn:hover svg{ transform:translateX(3px); }

.btn-primary{
  background:var(--accent);
  border-color:var(--accent);
  color:var(--accent-on);
}
.btn-primary:hover{ background:var(--fg); border-color:var(--fg); }

.btn-ghost{
  background:transparent;
  color:var(--fg);
}
.btn-ghost:hover{ background:var(--fg); color:var(--bg); }

/* ---------- Trust strip ---------- */
.trust-strip{
  border-bottom:1px solid var(--border);
  background:var(--bg-alt);
}
.trust-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:var(--space-3);
  padding:var(--space-3) 0;
}
@media (min-width:768px){
  .trust-list{ grid-template-columns:repeat(4,1fr); }
}
.trust-item{
  display:flex;
  align-items:center;
  gap:.6rem;
  font-size:.85rem;
  color:var(--fg-muted);
}
.trust-item svg{ width:18px; height:18px; color:var(--accent); flex:0 0 auto; }
.trust-item strong{ color:var(--fg); font-weight:600; }

/* ---------- Section headings ---------- */
.section{ padding:var(--space-6) 0; border-bottom:1px solid var(--border); }
.section:last-of-type{ border-bottom:none; }

.section-head{
  display:flex;
  flex-direction:column;
  gap:var(--space-2);
  margin-bottom:var(--space-4);
}
@media (min-width:768px){
  .section-head{
    flex-direction:row;
    align-items:flex-end;
    justify-content:space-between;
  }
}
.section-head h2{ font-size:clamp(2.25rem, 5vw, 3.75rem); }
.section-head .section-note{ max-width:32ch; color:var(--fg-muted); font-size:1rem; }
.section-index{
  font-family:var(--font-body);
  font-size:.8rem;
  letter-spacing:.1em;
  color:var(--fg-muted);
  text-transform:uppercase;
}

/* ---------- Portfolio grid ---------- */
.portfolio-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--space-3);
}
@media (min-width:640px){
  .portfolio-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (min-width:1024px){
  .portfolio-grid{ grid-template-columns:repeat(3,1fr); }
}

.portfolio-card{
  position:relative;
  aspect-ratio:4/5;
  overflow:hidden;
  border:1px solid var(--border);
  background:linear-gradient(160deg, #1c1c20 0%, #0f0f11 60%);
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:var(--space-3);
}
.portfolio-card::before{
  content:"";
  position:absolute; inset:0;
  z-index:0;
  background:
    radial-gradient(circle at 30% 20%, rgba(215,255,62,0.08), transparent 55%),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.025) 0 2px, transparent 2px 10px);
}
.portfolio-card:hover{ border-color:var(--accent); }

.portfolio-tag{
  font-size:.72rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--accent);
  margin-bottom:.4rem;
  position:relative; z-index:2;
}
.portfolio-card h3{
  font-size:1.6rem;
  position:relative; z-index:2;
}

/* ---------- Services grid ---------- */
.services-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:1px;
  background:var(--border);
  border:1px solid var(--border);
}
@media (min-width:768px){
  .services-grid{ grid-template-columns:repeat(2,1fr); }
}

.service-card{
  background:var(--bg);
  padding:var(--space-4);
  display:flex;
  flex-direction:column;
  gap:var(--space-2);
  transition:background .2s ease;
}
.service-card:hover{ background:var(--bg-alt); }

.service-icon{
  width:44px; height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--border);
  color:var(--accent);
}
.service-icon svg{ width:22px; height:22px; }

.service-card h3{ font-size:1.75rem; margin-top:var(--space-1); }
.service-card .service-tag{
  font-size:.72rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--fg-muted);
  font-weight:600;
}
.service-card p{ color:var(--fg-muted); }

/* ---------- Process strip ---------- */
.process-list{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--space-4);
}
@media (min-width:768px){
  .process-list{ grid-template-columns:repeat(3,1fr); }
}
.process-item{ display:flex; flex-direction:column; gap:.5rem; }
.process-num{
  font-family:var(--font-display);
  font-size:1.1rem;
  color:var(--accent);
  font-weight:700;
}
.process-item h3{ font-size:1.35rem; text-transform:none; }
.process-item p{ color:var(--fg-muted); font-size:.95rem; }

/* ---------- CTA / closer ---------- */
.closer{
  padding:var(--space-6) 0;
  text-align:left;
}
.closer .eyebrow{ margin-bottom:var(--space-2); }
.closer h2{
  font-size:clamp(2.5rem, 7vw, 5rem);
  max-width:18ch;
}
.closer-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:var(--space-3);
  margin-top:var(--space-4);
}
.closer-contact{
  display:flex;
  align-items:center;
  gap:.6rem;
  font-family:var(--font-display);
  font-size:clamp(1.3rem, 3vw, 1.9rem);
  font-weight:600;
  text-transform:none;
  border-bottom:2px solid var(--accent);
  padding-bottom:.15rem;
}
.closer-contact svg{ width:20px; height:20px; color:var(--accent); }
.closer-contact:hover{ color:var(--accent); }

/* ---------- Footer ---------- */
.site-footer{
  padding:var(--space-3) 0 var(--space-4);
}
.footer-row{
  display:flex;
  flex-direction:column;
  gap:var(--space-2);
  font-size:.82rem;
  color:var(--fg-muted);
}
@media (min-width:768px){
  .footer-row{ flex-direction:row; justify-content:space-between; align-items:center; }
}
.footer-row a:hover{ color:var(--fg); }

/* ---------- Reveal-on-scroll ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s ease, transform .5s ease;
}
[data-reveal].is-visible{
  opacity:1;
  transform:translateY(0);
}
@media (prefers-reduced-motion: reduce){
  [data-reveal]{ opacity:1; transform:none; }
}