/* =====================================================================
   Good Air Service LLC — Design System
   --------------------------------------------------------------------
   Edit colors, fonts, and spacing tokens here to restyle the entire site.
   ===================================================================== */

:root {
  /* Brand colors — true navy palette (no purple), red+blue accents from the logo */
  --navy: #0e2a47;
  --navy-2: #1c4170;
  --navy-ink: #0a1f36;
  --crimson: #b41e2a;
  --crimson-dark: #8c1620;
  --cyan: #2d8fb8;
  --cyan-soft: #5bb8e0;
  --brass: #b8923d;

  /* Surfaces */
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --bg-mute: #eef1f6;

  /* Text */
  --text: #1a1a2e;
  --text-muted: #56597a;
  --text-on-dark: #f3f4f8;
  --text-on-dark-muted: #b6b9d1;

  /* Lines */
  --border: #e2e5ee;
  --border-strong: #c8cdda;

  /* Type */
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: var(--font-body);

  /* Sizing */
  --container: 1140px;
  --radius: 10px;
  --radius-lg: 16px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(20, 22, 50, .06), 0 1px 3px rgba(20, 22, 50, .08);
  --shadow-md: 0 8px 24px rgba(20, 22, 50, .08);
  --shadow-lg: 0 24px 48px rgba(20, 22, 50, .14);
}

/* ===== Reset / base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--navy-ink); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.2vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.eyebrow {
  display: inline-block;
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  font-weight: 700;
  margin-bottom: .6em;
}
.lede { font-size: 1.1rem; color: var(--text-muted); }
.muted { color: var(--text-muted); }

/* Skip link for a11y */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--navy); color: #fff; padding: 12px 16px; z-index: 200;
}
.skip-link:focus { left: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: 14px 24px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform .08s ease, box-shadow .15s ease, background-color .15s ease, color .15s ease, border-color .15s ease;
  cursor: pointer;
  line-height: 1;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--crimson); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--crimson-dark); color: #fff; box-shadow: var(--shadow-md); }
.btn-secondary { background: #fff; color: var(--navy); border-color: var(--navy); }
.btn-secondary:hover { background: var(--navy); color: #fff; }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-outline-light:hover { background: #fff; color: var(--navy); border-color: #fff; }
.btn-block { width: 100%; }
.btn-lg { padding: 18px 28px; font-size: 1.05rem; }

/* ===== Emergency banner ===== */
.emergency-banner {
  background: var(--crimson);
  color: #fff;
  text-align: center;
  font-size: .92rem;
  font-weight: 600;
  padding: 8px 16px;
}
.emergency-banner a { color: #fff; text-decoration: underline; }
.emergency-banner strong { letter-spacing: .04em; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(0,0,0,.02);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 12px 20px; max-width: var(--container); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { height: 56px; width: auto; }
.brand__name { font-weight: 800; color: var(--navy-ink); font-size: 1rem; line-height: 1.1; letter-spacing: .01em; }
.brand__sub { display: block; font-weight: 600; font-size: .72rem; color: var(--text-muted); letter-spacing: .14em; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; flex-wrap: nowrap; }
.nav a {
  color: var(--navy-ink); font-weight: 600;
  padding: 8px 10px; border-radius: 8px;
  white-space: nowrap;
}
.nav a:hover { background: var(--bg-mute); text-decoration: none; }
.nav a.active { color: var(--cyan); }
@media (max-width: 1080px) {
  .nav a { padding: 8px 8px; font-size: .95rem; }
}

.header-cta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.phone-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--crimson); color: #fff;
  padding: 10px 16px; border-radius: 8px; font-weight: 700; text-decoration: none;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  line-height: 1;
}
.phone-btn:hover { background: var(--crimson-dark); color: #fff; text-decoration: none; }
.phone-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.phone-btn .label { white-space: nowrap; }

.menu-toggle {
  display: none;
  background: none; border: 1px solid var(--border-strong); border-radius: 8px;
  padding: 8px 10px; cursor: pointer;
}
.menu-toggle svg { width: 22px; height: 22px; color: var(--navy-ink); }

@media (max-width: 920px) {
  .nav { position: absolute; top: 100%; left: 0; right: 0; background: #fff;
         flex-direction: column; gap: 0; align-items: stretch; border-bottom: 1px solid var(--border);
         box-shadow: var(--shadow-md); padding: 8px 12px 16px; display: none; }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 14px; border-radius: 6px; }
  .menu-toggle { display: inline-flex; }
}
@media (max-width: 640px) {
  .phone-btn { padding: 9px 12px; font-size: .92rem; gap: 6px; }
  .phone-btn svg { width: 16px; height: 16px; }
}
@media (max-width: 520px) {
  .brand img { height: 46px; }
  .brand__name { font-size: .92rem; }
  .brand__sub { display: none; }
  .phone-btn { padding: 8px 11px; font-size: .88rem; }
  /* Phone number always shown — never hide the label */
}
@media (max-width: 380px) {
  .brand img { height: 40px; }
  .brand__name { font-size: .85rem; }
  .phone-btn { padding: 7px 10px; font-size: .82rem; gap: 4px; }
  .phone-btn svg { display: none; }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(800px 400px at 80% 20%, rgba(91, 184, 224, .14), transparent 60%),
              radial-gradient(700px 360px at 10% 90%, rgba(180, 30, 42, .14), transparent 60%);
  pointer-events: none;
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  padding: 72px 20px; max-width: var(--container); margin: 0 auto;
}
.hero h1 { color: #fff; }
.hero__tagline { font-size: 1.15rem; color: var(--text-on-dark-muted); margin: 16px 0 28px; max-width: 540px; }
.hero__ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 12px 22px; color: var(--text-on-dark-muted); font-size: .92rem; }
.hero__trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero__trust svg { width: 18px; height: 18px; color: var(--cyan-soft); flex: none; }

.hero__photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); border: 4px solid rgba(255,255,255,.08); }
.hero__photo img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }

@media (max-width: 880px) {
  .hero__inner { grid-template-columns: 1fr; gap: 32px; padding: 40px 20px; }
  .hero__photo { order: -1; }
}

/* ===== Section base ===== */
section { padding: 72px 0; }
section.tight { padding: 48px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.section-head .eyebrow { color: var(--crimson); }

.bg-soft { background: var(--bg-soft); }
.bg-mute { background: var(--bg-mute); }
.bg-navy { background: var(--navy); color: #fff; }
.bg-navy h2, .bg-navy h3 { color: #fff; }

/* ===== Services grid (always symmetric: 3 columns desktop, 2 tablet, 1 mobile) ===== */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 880px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px 24px; transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.card__icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--bg-mute); color: var(--cyan);
  display: grid; place-items: center; margin-bottom: 16px;
}
.card__icon svg { width: 26px; height: 26px; }
.card.warm .card__icon { color: var(--crimson); }
.card h3 { color: var(--navy-ink); margin-bottom: 6px; }
.card p { color: var(--text-muted); margin-bottom: 12px; flex: 1; }
.card a.more { font-weight: 700; color: var(--crimson); }

/* ===== Two-up ===== */
.two-up { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@media (max-width: 800px) { .two-up { grid-template-columns: 1fr; gap: 28px; } }

/* ===== Why us (4-up desktop, 2-up tablet, 1-up mobile) ===== */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
@media (max-width: 960px) { .feature-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .feature-list { grid-template-columns: 1fr; } }
.feature h3 { display: flex; align-items: center; gap: 10px; }
.feature__bullet {
  display: inline-grid; place-items: center; width: 32px; height: 32px;
  border-radius: 50%; background: var(--crimson); color: #fff; flex: none;
}
.feature__bullet svg { width: 16px; height: 16px; }
.feature p { color: var(--text-muted); }

/* ===== Testimonials ===== */
.quote {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; max-width: 760px; margin: 0 auto; text-align: center;
  box-shadow: var(--shadow-sm);
}
.quote__stars { color: var(--brass); letter-spacing: 4px; font-size: 1.2rem; margin-bottom: 12px; }
.quote blockquote { margin: 0 0 14px; font-size: 1.2rem; line-height: 1.5; color: var(--navy-ink); }
.quote cite { font-style: normal; font-weight: 700; color: var(--text-muted); }
.quote .source { color: var(--text-muted); font-size: .9rem; margin-left: 6px; }

/* ===== CTA strip ===== */
.cta-strip {
  background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-dark) 100%);
  color: #fff; text-align: center;
}
.cta-strip h2 { color: #fff; }
.cta-strip p { color: rgba(255,255,255,.92); max-width: 640px; margin: 0 auto 24px; }
.cta-strip .btn-secondary { background: #fff; color: var(--crimson); border-color: #fff; }
.cta-strip .btn-secondary:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.cta-strip .btn-outline-light { color: #fff; border-color: rgba(255,255,255,.7); }
.cta-strip .btn-outline-light:hover { background: #fff; color: var(--crimson); }

/* ===== Service area ===== */
.area-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.area-list { columns: 2; column-gap: 24px; padding: 0; list-style: none; margin: 16px 0 0; }
.area-list li { padding: 6px 0; color: var(--text); break-inside: avoid; display: flex; align-items: center; gap: 8px; }
.area-list li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); flex: none; }
.map-frame { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-sm); aspect-ratio: 4/3; }
.map-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
@media (max-width: 800px) { .area-grid { grid-template-columns: 1fr; } .area-list { columns: 1; } }

/* ===== Forms ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 32px; } }

.form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; color: var(--navy-ink); }
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 14px; font: inherit; color: var(--text);
  background: #fff; border: 1px solid var(--border-strong); border-radius: 8px;
  transition: border-color .12s ease, box-shadow .12s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(45, 143, 184, .18);
}
.field textarea { min-height: 140px; resize: vertical; }
.field .req { color: var(--crimson); }
.honeypot { position: absolute; left: -10000px; }

.contact-info { display: grid; gap: 18px; }
.contact-info .row { display: flex; gap: 14px; align-items: flex-start; }
.contact-info .row svg { width: 22px; height: 22px; color: var(--cyan); flex: none; margin-top: 3px; }
.contact-info h3 { margin-bottom: 4px; }

/* ===== Footer ===== */
.site-footer { background: var(--navy-ink); color: var(--text-on-dark); padding: 56px 0 28px; }
.site-footer h4 { color: #fff; font-size: 1rem; text-transform: uppercase; letter-spacing: .12em; margin: 0 0 14px; }
.site-footer a { color: var(--text-on-dark-muted); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 36px; }
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { padding: 4px 0; }
.footer-brand img { height: 72px; width: auto; }
.footer-brand p { color: var(--text-on-dark-muted); margin-top: 12px; max-width: 320px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 36px; padding-top: 18px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  color: var(--text-on-dark-muted); font-size: .9rem;
}
.footer-bottom a { color: var(--text-on-dark-muted); }
.social-row { display: flex; gap: 10px; margin-top: 10px; }
.social-row a {
  display: inline-grid; place-items: center; width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,.18); border-radius: 8px;
}
.social-row a:hover { border-color: #fff; background: rgba(255,255,255,.04); }
.social-row svg { width: 18px; height: 18px; }

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ===== Sticky mobile call bar ===== */
.mobile-call-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  background: var(--crimson); color: #fff; text-align: center; padding: 14px;
  font-weight: 700; box-shadow: 0 -4px 14px rgba(0,0,0,.18);
}
.mobile-call-bar a { color: #fff; text-decoration: none; display: block; }
@media (max-width: 720px) { .mobile-call-bar { display: block; } body { padding-bottom: 56px; } }

/* ===== Page hero (inner pages) ===== */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff; padding: 56px 0 48px;
}
.page-hero h1 { color: #fff; margin-bottom: 8px; }
.page-hero p { color: var(--text-on-dark-muted); max-width: 720px; }
.crumbs { font-size: .9rem; color: var(--text-on-dark-muted); margin-bottom: 12px; }
.crumbs a { color: var(--cyan-soft); }
.crumbs span[aria-current] { color: #fff; }

/* ===== Prose / article sections ===== */
.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { margin-top: 1.4em; }
.prose ul { padding-left: 22px; }
.prose ul li { padding: 4px 0; }

/* ===== Service detail page ===== */
.service-detail { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.service-aside {
  position: sticky; top: 100px;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px;
}
.service-aside h3 { margin-bottom: 8px; }
.service-aside .btn { width: 100%; margin-bottom: 8px; }
@media (max-width: 880px) { .service-detail { grid-template-columns: 1fr; } .service-aside { position: static; } }

/* ===== Brand strip ===== */
.brands-strip { padding: 32px 0; background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.brands-strip__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 24px 40px; }
.brands-strip__label { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); font-weight: 700; }
.brands-strip__name { font-weight: 700; color: var(--navy-ink); font-size: 1.05rem; letter-spacing: .02em; }

/* ===== FAQ (details/summary) ===== */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq summary {
  padding: 18px 22px;
  font-weight: 700;
  color: var(--navy-ink);
  cursor: pointer;
  list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-size: 1.02rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.4rem; font-weight: 700; color: var(--cyan);
  transition: transform .15s ease;
  flex-shrink: 0;
  line-height: 1;
}
.faq details[open] summary::after { content: "−"; }
.faq summary:hover { background: var(--bg-mute); }
.faq details[open] summary { border-bottom: 1px solid var(--border); }
.faq details > p { padding: 16px 22px 20px; margin: 0; color: var(--text-muted); line-height: 1.65; }

/* ===== Reviews list ===== */
.reviews-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.review { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.review .stars { color: var(--brass); margin-bottom: 8px; }
.review p { color: var(--text); }
.review cite { font-style: normal; font-weight: 700; color: var(--navy-ink); display: block; margin-top: 10px; }
.review .src { color: var(--text-muted); font-size: .85rem; }

/* ===== Utility ===== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}