:root {
  --brand-primary: #FF7A00;   /* Orange — buttons, accents, active nav, icons */
  --brand-primary-dark: #E56A00; /* hover/active state for orange elements */
  --brand-navy: #0A1F44;      /* Navy blue — all body text, headings */
  --brand-navy-soft: #1C3566; /* secondary text / muted navy */
  --bg-light: #FFFFFF;
  --bg-section: #F7F8FA;
  
  --text-color: var(--brand-navy);
  --bg-color: var(--bg-light);
  --card-bg: #FFFFFF;
  --nav-bg: #FFFFFF;
  --border-color: #E2E8F0;
  --footer-bg: var(--bg-section);
}

body.dark-mode {
  --bg-light: #0A0A0A;
  --bg-section: #121212;
  --text-color: #E0E0E0;
  --brand-navy: #E0E0E0; /* Override navy for headings in dark mode */
  --brand-navy-soft: #A0A0A0;
  --bg-color: var(--bg-light);
  --card-bg: #1A1A1A;
  --nav-bg: #1A1A1A;
  --border-color: #333333;
  --footer-bg: #121212;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* === Overflow safeguards: prevent horizontal scrolling on small screens === */
html {
  overflow-x: hidden;
}

@supports (overflow-x: clip) {
  html {
    overflow-x: clip;
  }
}

img,
svg,
video {
  max-width: 100%;
  height: auto;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-wrap: break-word;
}

main {
  flex: 1;
}

h1, h2, h3, h4 {
  color: var(--brand-navy);
  margin-bottom: 1rem;
}

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

a:hover {
  text-decoration: underline;
}

/* Nav */
header {
  background-color: var(--nav-bg);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color 0.3s;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 0.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: bold;
  font-size: 1.25rem;
  color: var(--brand-navy);
  min-width: 0;
}

.nav-logo img {
  height: 32px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  row-gap: 0.25rem;
  min-width: 0;
}

.nav-links a {
  color: var(--brand-navy-soft);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--brand-primary);
  text-decoration: none;
}

.dark-mode-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--brand-navy);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hero Section */
.hero {
  padding: 4rem 1rem;
  text-align: center;
  background-color: var(--bg-section);
  border-bottom: 1px solid var(--border-color);
}

.hero.home-hero {
  background-size: cover;
  background-position: center;
  position: relative;
  /* Dark overlay if using background image */
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 1.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  color: var(--brand-navy-soft);
  margin-bottom: 2rem;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1rem;
}

/* Sections */
.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
  font-size: 2rem;
}

/* Apps Grid */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: 2rem;
}

.apps-grid > * {
  min-width: 0;
}

.app-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.app-card img {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  border-radius: 12px;
}

.app-card h3 {
  margin-bottom: 0.75rem;
}

.app-card p {
  color: var(--brand-navy-soft);
  margin-bottom: 1.5rem;
  flex: 1;
}

/* Buttons */
.btn {
  display: inline-block;
  background-color: var(--brand-primary);
  color: #FFFFFF;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.2s;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: var(--brand-primary-dark);
  color: #FFFFFF;
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--brand-primary);
  color: var(--brand-primary);
}

.btn-outline:hover {
  background-color: var(--brand-primary);
  color: #FFFFFF;
}

/* App Page Layout */
.app-description {
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.features-grid > * {
  min-width: 0;
}

.feature-item {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.feature-item strong {
  display: block;
  color: var(--brand-primary);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.download-section {
  text-align: center;
  background-color: var(--bg-section);
  padding: 4rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.download-section h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.download-section p {
  color: var(--brand-navy-soft);
  margin-bottom: 2rem;
}

/* Footer */
footer {
  background-color: var(--footer-bg);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1rem;
  text-align: center;
  margin-top: auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.footer-links a {
  color: var(--brand-navy-soft);
}

.footer-links a:hover {
  color: var(--brand-primary);
}

.footer-copy {
  color: var(--brand-navy-soft);
  font-size: 0.9rem;
}

/* Utilities */
.about-section {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 1rem;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }
  .nav-links {
    gap: 1rem;
  }
  .nav-links a[href="terms.html"],
  .nav-links a[href="index.html"] {
    display: none;
  }
}

@media (max-width: 480px) {
  .nav-logo {
    font-size: 1.05rem;
    gap: 0.5rem;
  }
  .nav-logo img {
    height: 26px;
  }
  .nav-links {
    gap: 0.75rem;
  }
  .nav-links a {
    font-size: 0.9rem;
  }
  .hero {
    padding: 3rem 1rem;
  }
  .hero h1 {
    font-size: 1.6rem;
  }
  .hero p {
    font-size: 1.05rem;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .app-card,
  .feature-item {
    padding: 1.5rem;
  }
}

/* === Campaign quick form === */
.eyebrow {
  color: var(--brand-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.btn-primary {
  display: inline-block;
  background-color: var(--brand-primary);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.2s;
}

.btn-primary:hover {
  background-color: var(--brand-primary-dark);
  text-decoration: none;
}

.quick-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.quick-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--brand-navy);
}

.quick-form input[type="text"],
.quick-form input[type="email"],
.quick-form input[type="tel"],
.quick-form textarea {
  font-weight: normal;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--card-bg);
  color: var(--text-color);
  font-family: inherit;
  font-size: 1rem;
}

.quick-form .checkbox-label {
  flex-direction: row;
  align-items: center;
  font-weight: normal;
  font-size: 0.85rem;
}

.quick-form .checkbox-label input {
  width: auto;
}

/* === Global FAB === */
#campaign-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  background-color: var(--brand-primary);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.4rem;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.15s, background-color 0.2s;
}

#campaign-fab:hover {
  background-color: var(--brand-primary-dark);
  transform: translateY(-2px);
}

#campaign-fab-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 31, 68, 0.55);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

#campaign-fab-modal-overlay.open {
  display: flex;
}

#campaign-fab-modal {
  background: var(--card-bg);
  color: var(--text-color);
  border-radius: 16px;
  max-width: 460px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.75rem;
  position: relative;
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

#campaign-fab-modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.9rem;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--brand-navy);
}

@media (max-width: 480px) {
  #campaign-fab span.fab-label {
    display: none;
  }
  #campaign-fab {
    padding: 0.9rem;
    border-radius: 50%;
  }
}