/* ==========================================================================
   Aerial Intel PR — brand palette sampled directly from the real logo file
   (D:\00_ADMIN\00_Business Development\05_Logos\Logo 2.png, 2026-08-04):
   bg #141a25, accent #dc7d37, text #f5f6f7. Derived tones (surface/border/
   muted) keep the same offsets as before, just re-based on the exact bg.
   ========================================================================== */
:root {
  --color-bg: #141a25;
  --color-bg-rgb: 20, 26, 37;
  --color-bg-alt: #192032;
  --color-surface: #202837;
  --color-text: #f5f6f7;
  --color-text-muted: #9aa3af;
  --color-primary: #141a25;
  --color-accent: #dc7d37;
  --color-accent-hover: #c26c2c;
  --color-border: #2d3646;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Chakra Petch", var(--font-base);
  --container-width: 1140px;

  /* Circuit-trace page texture — irregular right-angle traces + via dots,
     with a subtle bevel (light top-left / dark bottom-right) so it reads as
     brushed metal, not a flat grid. Silver traces + amber via dots, matching
     the brand renders. Reused across dark sections. */
  --circuit-bg: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='e' x='-20%25' y='-20%25' width='140%25' height='140%25'><feDropShadow dx='0.6' dy='0.6' stdDeviation='0' flood-color='%23000000' flood-opacity='0.5'/><feDropShadow dx='-0.6' dy='-0.6' stdDeviation='0' flood-color='%23ffffff' flood-opacity='0.2'/></filter><g filter='url(%23e)' fill='none' stroke='%238b95a3' stroke-width='1.3' stroke-opacity='0.5' stroke-linecap='round'><path d='M12 40 H72 V92 H130'/><path d='M170 14 V60 H222'/><path d='M30 150 H86 V210'/><path d='M150 128 H214 M182 128 V184'/><path d='M14 190 V228 H60'/><path d='M100 20 V54'/></g><g fill='%23dc7d37' fill-opacity='0.6'><circle cx='130' cy='92' r='2.6'/><circle cx='222' cy='60' r='2.2'/><circle cx='86' cy='150' r='2.2'/><circle cx='214' cy='128' r='2.4'/><circle cx='60' cy='228' r='2.2'/></g><g fill='%238b95a3' fill-opacity='0.45'><circle cx='72' cy='40' r='1.8'/><circle cx='170' cy='60' r='1.8'/><circle cx='30' cy='150' r='1.8'/></g></svg>");
  --circuit-bg-size: 240px 240px;
  --circuit-bg-position: 0 0;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  background-color: var(--color-bg);
  background-image: var(--circuit-bg);
  background-size: var(--circuit-bg-size);
  background-position: var(--circuit-bg-position);
  color: var(--color-text);
  line-height: 1.6;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; font-family: var(--font-heading); font-weight: 600; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
p { color: var(--color-text-muted); }

.grad-text {
  background: linear-gradient(100deg, var(--color-accent) 15%, #f0c893 50%, var(--color-text) 75%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-sub {
  max-width: 620px;
  margin-bottom: 40px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(var(--color-bg-rgb), 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo { text-decoration: none; display: flex; align-items: center; }
.logo-img { height: 52px; width: auto; display: block; }
@media (max-width: 720px) {
  .logo-img { height: 40px; }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-right: 20px;
}

.lang-switch {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-btn {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  cursor: pointer;
}
.lang-btn.active {
  background: var(--color-accent);
  color: var(--color-bg);
}
.main-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.main-nav a:hover { color: var(--color-text); }
.nav-cta {
  background: var(--color-accent);
  color: var(--color-bg) !important;
  padding: 8px 18px;
  border-radius: 4px;
  font-weight: 600;
}
.nav-cta:hover { background: var(--color-accent-hover); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  display: block;
}

/* Hero */
.hero {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 700px 420px at 12% 20%, rgba(200, 134, 59, 0.16), transparent 70%),
    var(--circuit-bg);
  background-size: auto, var(--circuit-bg-size);
  background-position: 0 0, var(--circuit-bg-position);
}
.hero-inner { max-width: 760px; position: relative; z-index: 1; }
.eyebrow {
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
.hero-sub { font-size: 1.1rem; max-width: 600px; }
.hero-actions { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 4px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  font-size: 1rem;
}
/* Dark text on the accent color: white-on-orange is ~2.9:1 contrast (fails WCAG AA 4.5:1); navy-on-orange is ~5.9:1. */
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-ghost { border-color: var(--color-border); color: var(--color-text); }
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* Services */
.services { padding: 90px 0; }
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 28px;
}
.service-icon {
  font-size: 1.6rem;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.service-card h3 { font-size: 1.1rem; }
.service-card p { margin: 0; font-size: 0.95rem; }

/* Why */
.why { padding: 90px 0; background-color: var(--color-bg-alt); background-image: var(--circuit-bg); background-size: var(--circuit-bg-size); background-position: var(--circuit-bg-position); }
.why-inner {
  max-width: 720px;
  margin: 0 auto;
}
.why-list { list-style: none; padding: 0; margin: 0; }
.why-list li {
  padding: 14px 0 14px 32px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  color: var(--color-text);
}
.why-list li::before {
  content: "✓";
  color: var(--color-accent);
  position: absolute;
  left: 0;
  font-weight: 700;
}
/* Projects */
.projects { padding: 90px 0; }
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.project-card {
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  font-size: 0.9rem;
  color: var(--color-text);
}
.project-name { color: var(--color-accent); font-weight: 700; }
.project-card.placeholder {
  background: repeating-linear-gradient(45deg, var(--color-surface), var(--color-surface) 10px, var(--color-bg-alt) 10px, var(--color-bg-alt) 20px);
  border: 1px dashed var(--color-border);
}
.project-card.has-media {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  flex-direction: column;
  gap: 12px;
}
.project-card-image {
  position: relative;
  padding: 0;
  overflow: hidden;
  align-items: stretch;
  justify-content: flex-end;
}
.project-card-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-card-image.contain img { object-fit: contain; padding: 10px; box-sizing: border-box; }
.project-card-image .project-card-caption {
  position: relative;
  z-index: 1;
  padding: 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
  text-align: left;
}
.project-card-image .project-video-link { display: block; margin-top: 6px; }
.project-video-link {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
}
.project-video-link:hover { text-decoration: underline; }
.section-note { font-size: 0.85rem; margin-top: 24px; }
.section-note.disclosure { font-size: 0.78rem; font-style: italic; margin-top: 10px; }

/* Process */
.process { padding: 90px 0; background-color: var(--color-bg-alt); background-image: var(--circuit-bg); background-size: var(--circuit-bg-size); background-position: var(--circuit-bg-position); }
.process-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.process-steps li { display: flex; gap: 14px; }
.step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.process-steps h3 { font-size: 1rem; margin-bottom: 4px; }
.process-steps p { font-size: 0.9rem; margin: 0; }

/* Industries */
.industries { padding: 60px 0; }
.industry-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.industry-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* FAQ */
.faq { padding: 90px 0; background-color: var(--color-bg-alt); background-image: var(--circuit-bg); background-size: var(--circuit-bg-size); background-position: var(--circuit-bg-position); }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 18px 22px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
}
.faq-item p {
  margin: 12px 0 0;
  font-size: 0.9rem;
}

/* Contact */
.contact { padding: 90px 0; }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}
.contact-info { list-style: none; padding: 0; margin-top: 24px; }
.contact-info li { padding: 8px 0; color: var(--color-text-muted); }
.contact-info strong { color: var(--color-text); }

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.contact-form label { font-size: 0.85rem; margin-top: 12px; color: var(--color-text-muted); }
.contact-form input,
.contact-form select,
.contact-form textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 10px 12px;
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.contact-form button { margin-top: 20px; }
.form-status { font-size: 0.85rem; margin: 8px 0 0; min-height: 1.2em; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 28px 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 860px) {
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 16px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .lang-switch { margin-left: auto; }
  .nav-toggle { display: flex; }
}