:root {
  --color-bg-dark: #0D0D0D;    
  --color-accent: #ee7575;      
  --color-text-light: #FFFFFF;  
  --color-text-dark: #111111;   
  --color-bg-light: #F9F9F9;    
  --color-card-bg: #FFFFFF;    
  --color-border: #E0E0E0;      
}

/* ================================
   GLOBAL STYLES
================================ */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  color: var(--color-text-dark);
  background: var(--color-bg-dark);
}

h1 {
  color: var(--color-text-light);
}

h2 {
  color: var(--color-accent);
}

a {
  text-decoration: none;
  color: inherit;
}

p a {
  color: var(--color-accent);
  font-weight: 600;
}

p a:hover {
  text-decoration: underline;
  color: var(--color-bg-dark);
}

/* ================================
   HEADER
================================ */
.site-header {
  background: var(--color-bg-dark);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  position: sticky;
  top: 0;
  border-bottom: 1px solid #444;
  z-index: 1000;
}

.logo img {
  height: 70px;
}

.navbar ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar a {
  color: var(--color-text-light);
  font-weight: 500;
  transition: color 0.3s ease;
}

.navbar a:hover {
  color: var(--color-accent);
}

/* ================================
   HERO SECTION
================================ */
.hero {
  text-align: center;
  padding: 2rem 1rem;
}

.hero img {
  max-width: 50%;
  height: auto;
  border-radius: 10px;
  margin-bottom: 1rem;
}

.cta-buttons {
  margin-top: 1rem;
}

.btn {
  width: 25%;
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  color: var(--color-bg-dark);
  font-weight: bold;
  margin: 0.5rem;
  background: #970000;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  margin-bottom: 20px;
  text-align: center;
}

.btn:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* ================================
   ABOUT & FAQ
================================ */
.about, .faq {
  background: var(--color-card-bg);
  margin: 2rem auto;
  padding: 2rem;
  border-radius: 10px;
  max-width: 900px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.faq details {
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-card-bg);
  transition: all 0.3s ease;
  overflow: hidden;
}

.faq summary {
  cursor: pointer;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.3s ease;
}

.faq summary:hover {
  color: var(--color-accent);
}

.faq summary i {
  transition: transform 0.3s ease;
}

.faq details[open] summary i {
  transform: rotate(90deg);
  color: var(--color-accent);
}

.faq details p {
  margin-top: 0.75rem;
  animation: fadeIn 0.4s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ================================
   FOOTER
================================ */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: 3rem 1.5rem 1rem;
  font-size: 0.95rem;
  border-top: 1px solid #444;
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}

.footer-brand img {
  height: 50px;
  margin-bottom: 1rem;
}

.footer-brand p {
  max-width: 250px;
  font-size: 0.9rem;
  color: #aaa;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--color-text-light);
  transition: color 0.3s ease;
}

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

.footer-social a {
  margin-right: 1rem;
  font-size: 1.2rem;
  color: var(--color-text-light);
  transition: color 0.3s ease;
}

.footer-social a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #444;
  margin-top: 2rem;
  padding-top: 1rem;
  color: #aaa;
  font-size: 0.85rem;
}

.footer-qr {
  text-align: center;
}

.footer-qr img {
  width: 120px;
  height: auto;
  margin-bottom: 0.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.footer-qr p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 1024px) {
  .btn {
    width: 35%;
  }
}

@media (max-width: 768px) {

  .site-header {
    flex-direction: column; 
    align-items: center;    
    gap: 1rem;
  }

  .logo {
    display: flex;
    justify-content: center; 
    width: 100%;
  }

  .navbar ul {
    flex-direction: column;
    gap: 1rem;
  }

  .hero img {
    max-width: 70%;
  }

  .btn {
    width: 60%;
  }

  .about, .faq {
    padding: 1.5rem;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .navbar{
    display: none;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  .hero img {
    max-width: 90%;
  }

  .btn {
    width: 80%;
    padding: 0.6rem 1rem;
  }

  .about, .faq {
    padding: 1rem;
  }

  .footer-brand img {
    height: 40px;
  }

  .footer-qr img {
    width: 90px;
  }
  
  .navbar{
    display: none;
  }

  .site-header {
    flex-direction: column; 
    align-items: center;   
    gap: 1rem;
  }

  .logo {
    display: flex;
    justify-content: center;
    width: 100%;
  }
}