/* LocateX marketing site — palette matches the LocateX mobile app's
   lib/theme/app_colors.dart exactly, so the site and product feel like
   one brand. */
:root {
  --primary: #1857e8;
  --primary-dark: #0e3aa8;
  --secondary: #22d3ee;
  --primary-soft: #e4ecff;
  --dark-brand: #060b18;
  --dark-brand-alt: #0b1c3d;
  --background: #f4f6fa;
  --surface: #ffffff;
  --text-primary: #0b1220;
  --text-secondary: #5b6472;
  --text-muted: #98a2b3;
  --text-on-dark: #ffffff;
  --divider: #e3e7ed;
  --shadow: 0 12px 32px rgba(11, 18, 32, 0.1);
  --radius: 14px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background: var(--background);
  line-height: 1.6;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 11, 24, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-on-dark);
  font-weight: 700;
  font-size: 1.15rem;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--text-on-dark);
}

.nav-links .btn {
  margin-left: 4px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-on-dark);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--text-on-dark);
  box-shadow: 0 8px 20px rgba(24, 87, 232, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-on-dark);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-light {
  background: var(--surface);
  color: var(--primary);
  border-color: var(--divider);
}

.btn-disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--dark-brand) 0%, var(--dark-brand-alt) 100%);
  color: var(--text-on-dark);
  padding: 96px 24px 110px;
  text-align: center;
}

.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 211, 238, 0.12);
  border: 1px solid rgba(34, 211, 238, 0.35);
  color: var(--secondary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.75rem);
  margin: 0 0 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  font-weight: 600;
  background: linear-gradient(135deg, var(--secondary), var(--primary-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 20px;
}

.hero p.lede {
  max-width: 640px;
  margin: 0 auto 36px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* Sections */
section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header .kicker {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.section-header p {
  color: var(--text-secondary);
  margin: 0;
}

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}

.feature-card .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.feature-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.94rem;
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--text-on-dark);
  border-radius: 20px;
  padding: 56px 40px;
  text-align: center;
  margin: 0 24px;
}

.cta-band h2 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.cta-band p {
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.85);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.apk-meta {
  margin: 20px 0 0;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.65);
  word-break: break-all;
}

.apk-meta code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  color: rgba(255, 255, 255, 0.8);
}

/* Footer */
.site-footer {
  background: var(--dark-brand);
  color: rgba(255, 255, 255, 0.72);
  padding: 56px 24px 28px;
  margin-top: 40px;
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: space-between;
}

.footer-brand {
  max-width: 340px;
}

.footer-brand .brand {
  color: var(--text-on-dark);
}

.footer-brand p {
  margin: 14px 0 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-links h4 {
  color: var(--text-on-dark);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 16px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--text-on-dark);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

/* Legal / content pages */
.page-hero {
  background: linear-gradient(180deg, var(--dark-brand) 0%, var(--dark-brand-alt) 100%);
  color: var(--text-on-dark);
  padding: 64px 24px 56px;
  text-align: center;
}

.page-hero h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 2.6rem);
}

.page-hero p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.legal {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  padding: 44px;
  max-width: 820px;
  margin: -40px auto 0;
  box-shadow: var(--shadow);
  position: relative;
}

.legal h2 {
  font-size: 1.25rem;
  margin: 36px 0 12px;
  color: var(--text-primary);
}

.legal h2:first-of-type {
  margin-top: 0;
}

.legal p,
.legal li {
  color: var(--text-secondary);
  font-size: 0.96rem;
}

.legal ul {
  padding-left: 20px;
}

.legal .updated {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.legal .config-note {
  background: var(--primary-soft);
  border: 1px solid var(--divider);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.88rem;
  color: var(--text-primary);
  margin: 14px 0;
}

.legal .contact-box {
  background: var(--background);
  border: 1px solid var(--divider);
  border-radius: 12px;
  padding: 20px;
  margin-top: 16px;
}

.legal .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

/* Support / FAQ */
.faq-item {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: 12px;
  padding: 20px 22px;
  margin-bottom: 14px;
}

.faq-item h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.faq-item p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.94rem;
}

.support-contact {
  background: linear-gradient(135deg, var(--dark-brand), var(--dark-brand-alt));
  color: var(--text-on-dark);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  margin-bottom: 48px;
}

.support-contact .phone {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 8px 0 20px;
  letter-spacing: 0.02em;
}

.support-contact .contact-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dark-brand);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    display: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links .btn {
    margin-left: 0;
    width: 100%;
  }

  .legal {
    padding: 28px;
    margin-top: -24px;
  }

  .cta-band {
    margin: 0 16px;
    padding: 40px 24px;
  }
}