/* ============================================================
   VELOCON — Brand Stylesheet
   Palette: Gold #F5B800 + White retained. Black replaced with Deep Navy.
   Typography: Poppins (closest open match to Telco Data's geometric sans)
   ============================================================ */

/* ---- 1. IMPORT FONT ---- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

/* ---- 2. COLOR & DESIGN TOKENS ---- */
:root {
  /* Brand core */
  --color-gold: #F5B800;        /* primary accent — CTAs, highlights, icons */
  --color-gold-dark: #D9A400;   /* hover state for gold buttons */
  --color-white: #FFFFFF;

  /* Replaces black — deep navy, telecom/tech-industry standard */
  --color-navy: #0B1F3A;        /* primary text, header/footer background */
  --color-navy-light: #16335C;  /* secondary panels, hover backgrounds */

  /* Supporting neutrals */
  --color-gray-100: #F7F8FA;    /* section backgrounds (alt sections) */
  --color-gray-300: #DDE2E8;    /* borders, dividers */
  --color-gray-600: #5B6472;    /* body copy on white */
  --color-success: #2E7D4F;     /* checkmarks / "what's included" */

  /* Typography */
  --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-h1: clamp(2.25rem, 4vw, 3.25rem);
  --fs-h2: clamp(1.75rem, 3vw, 2.5rem);
  --fs-h3: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Spacing scale */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 96px;

  /* Shape */
  --radius-sm: 6px;
  --radius-md: 12px;
  --shadow-card: 0 4px 20px rgba(11, 31, 58, 0.08);
}

/* ---- 3. BASE ---- */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-primary);
  color: var(--color-navy);
  background: var(--color-white);
  font-size: var(--fs-body);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.2;
}
h1 { font-size: var(--fs-h1); font-weight: 800; }
h2 { font-size: var(--fs-h2); margin-bottom: var(--space-md); }
h3 { font-size: var(--fs-h3); }

p { color: var(--color-gray-600); }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}
.section--alt {
  background: var(--color-gray-100);
}
.section--navy {
  background: var(--color-navy);
  color: var(--color-white);
}
.section--navy h2, .section--navy h3, .section--navy p {
  color: var(--color-white);
}

/* ---- 4. TOP UTILITY BAR ---- */
.topbar {
  background: var(--color-navy);
  color: var(--color-white);
  font-size: var(--fs-small);
  padding: 6px 0;
  text-align: center;
}
.topbar a { color: var(--color-gold); font-weight: 600; }

/* ---- 5. HEADER / NAV ---- */
.header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-300);
  padding: var(--space-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--color-navy);
  letter-spacing: 0.5px;
}
.logo span { color: var(--color-gold); }

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}
.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--color-gold-dark); }

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* ---- 6. BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
}
.btn--primary {
  background: var(--color-gold);
  color: var(--color-navy);
}
.btn--primary:hover {
  background: var(--color-gold-dark);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy);
}
.btn--outline:hover {
  background: var(--color-navy);
  color: var(--color-white);
}
.btn--outline-white {
  background: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}
.btn--outline-white:hover {
  background: var(--color-white);
  color: var(--color-navy);
}

/* ---- 7. HERO ---- */
.hero {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}
.hero::after {
  /* subtle gold accent shape, telecom/tech feel */
  content: "";
  position: absolute;
  right: -100px;
  top: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245,184,0,0.15) 0%, transparent 70%);
}
.hero--photo {
  background-size: cover;
  background-position: center;
}
.hero--photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,31,58,0.55) 0%, rgba(11,31,58,0.15) 100%);
  z-index: 0;
}
.hero--photo .container { position: relative; z-index: 1; }

.hero-eyebrow {
  color: var(--color-gold);
  font-weight: 700;
  font-size: var(--fs-small);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.hero h1 { color: var(--color-white); margin-bottom: var(--space-sm); }
.hero p { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 640px; margin-bottom: var(--space-md); }
.hero-actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; }

/* ---- 8. TRUST / VENDOR BAR ---- */
.trust-bar {
  background: var(--color-gray-100);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-gray-300);
}
.trust-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  opacity: 0.75;
}
.trust-bar img { height: 32px; filter: grayscale(100%); }

/* ---- 9. WHAT'S INCLUDED / CHECKLIST GRID ---- */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-md);
}
.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}
.checklist-item .check {
  color: var(--color-success);
  font-weight: 800;
  font-size: 1.1rem;
}

/* ---- 10. PROCESS STEPS (How It Works) ---- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.step {
  text-align: left;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-navy);
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

/* ---- 11. SERVICE CARDS (Home page service grid) ---- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.service-card:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
  border-color: var(--color-gold);
}
.service-card .icon {
  width: 48px;
  height: 48px;
  background: var(--color-gray-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-dark);
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}
.service-card h3 { margin-bottom: var(--space-xs); }
.service-card a {
  color: var(--color-gold-dark);
  font-weight: 700;
  font-size: var(--fs-small);
}

/* ---- 12. TESTIMONIALS ---- */
.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
}
.testimonial-card .stars { color: var(--color-gold); margin-bottom: var(--space-xs); }
.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}
.testimonial-author img {
  width: 44px; height: 44px; border-radius: 50%; object-fit: cover;
}

/* ---- 13. FAQ ACCORDION ---- */
.faq-item {
  border-bottom: 1px solid var(--color-gray-300);
  padding: var(--space-sm) 0;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  cursor: pointer;
  font-size: 1.05rem;
}
.faq-question .icon-toggle { color: var(--color-gold-dark); font-size: 1.2rem; }
.faq-answer { color: var(--color-gray-600); margin-top: var(--space-xs); }

/* ---- 14. QUOTE FORM ---- */
.quote-form {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-lg);
}
.form-group { margin-bottom: var(--space-sm); }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: var(--fs-small);
  margin-bottom: 4px;
  color: var(--color-navy);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: var(--fs-body);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(245,184,0,0.2);
}

/* ---- 15. FOOTER ---- */
.footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.75);
  padding: var(--space-lg) 0 var(--space-md);
}
.footer h4 {
  color: var(--color-white);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-sm);
}
.footer a { color: rgba(255,255,255,0.75); }
.footer a:hover { color: var(--color-gold); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-bottom {
  padding-top: var(--space-sm);
  font-size: var(--fs-small);
  display: flex;
  justify-content: space-between;
}

/* ---- 16. RESPONSIVE ---- */
@media (max-width: 900px) {
  .nav-links { display: none; } /* replace with mobile menu toggle */
  .checklist-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .steps { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-xs); }
}

/* ---- 17. VeloCon additions (not in original brief file — required for nav dropdown, FAQ accordion, mobile nav to function) ---- */

/* Services dropdown submenu within .nav-links */
.nav-links li { position: relative; }
.nav-links ul.sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  flex-direction: column;
  gap: 0;
  list-style: none;
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  padding: 8px;
  min-width: 220px;
  box-shadow: var(--shadow-card);
  z-index: 100;
}
.nav-links li:hover > ul.sub-menu { display: flex; }
.nav-links ul.sub-menu a { padding: 10px 12px; border-radius: 4px; font-size: 0.9rem; display: block; }
.nav-links ul.sub-menu a:hover { background: var(--color-gray-100); color: var(--color-gold-dark); }
.faq-answer[hidden] { display: none; }
.faq-question[aria-expanded="true"] .icon-toggle { transform: rotate(45deg); display: inline-block; }

.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}
.mobile-nav-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--color-navy);
  border-radius: 2px;
}
.mobile-nav-panel {
  display: none;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-300);
}
.mobile-nav-panel--open { display: block; }
.mobile-nav-panel ul { list-style: none; margin: 0; padding: var(--space-sm) var(--space-md); }
.mobile-nav-panel li { border-bottom: 1px solid var(--color-gray-300); }
.mobile-nav-panel li:last-child { border-bottom: none; }
.mobile-nav-panel a { display: block; padding: 14px 0; font-weight: 600; }

@media (max-width: 900px) {
  .mobile-nav-toggle { display: flex; }
}
@media (min-width: 901px) {
  .mobile-nav-panel { display: none !important; }
}