:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #4b5563;
  --accent: #00b894;              /* accessible teal */
  --accent-hover: #00997e;
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease-out;
}

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

body {
  font-family: Arial, sans-serif;
  background: url('/assets/images/about-bg.jpg') center/cover no-repeat #f4f6f8;
  color: var(--text);
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { color: var(--accent-hover); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Card / Section */
.glass-section {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  padding: 40px;
  margin: 20px auto;
  max-width: 1000px;
  transition: var(--transition);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}
.glass-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 26px rgba(0,0,0,0.12);
}

/* Headings */
.glass-section h1,
.glass-section h2 {
  color: var(--accent);
  text-align: center;
  margin-bottom: 20px;
  position: relative;
}
.glass-section h1::after,
.glass-section h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 10px auto 0;
}

/* Copy */
.glass-section p,
.glass-section ul {
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.glass-section ul {
  list-style: disc inside;
}

/* Responsive */
@media (max-width: 768px) {
  .glass-section {
    max-width: 90%;
    padding: 30px 20px;
    margin: 15px auto;
  }
  .glass-section h1,
  .glass-section h2 {
    font-size: 1.8rem;
  }
  .glass-section p,
  .glass-section ul {
    font-size: 0.95rem;
    line-height: 1.55;
  }
  .glass-section ul { padding-left: 1.2rem; }
}

@media (max-width: 767px) {
  .glass-section {
    max-width: 100%;
    padding: 20px 15px;
    margin: 10px;
  }
  .glass-section h1,
  .glass-section h2 {
    font-size: 1.5rem;
  }
  .glass-section p,
  .glass-section ul {
    font-size: 0.92rem;
    line-height: 1.5;
  }
  .glass-section ul { padding-left: 1rem; }
  .glass-section:hover {
    transform: none;
    box-shadow: 0 6px 16px rgba(0,0,0,0.08);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}