/* ========= Light Mode (default) ========= */
:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --accent: #0ea5a4;          /* teal */
  --accent-hover: #0d9488;
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(15, 23, 42, 0.08);
  --transition: all 0.3s ease-out;
  --shadow-1: 0 8px 24px rgba(15, 23, 42, 0.08);
}

/* ========= Light Theme Variants (optional) ========= */
/* Add one of these classes on <html> or <body> to switch accent */
.theme-light-mint   { --accent: #00d4b5; --accent-hover: #00bfa5; }
.theme-light-sky    { --accent: #0ea5e9; --accent-hover: #0284c7; }
.theme-light-sunset { --accent: #fb7185; --accent-hover: #e11d48; }
.theme-light-violet { --accent: #8b5cf6; --accent-hover: #7c3aed; }
.theme-light-amber  { --accent: #f59e0b; --accent-hover: #d97706; }

/* ========= Reset / Base ========= */
* { 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 #f3f6fb; /* light fallback */
  color: var(--text);
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ========= Glass 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: var(--shadow-1);
}
.glass-section:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

.glass-section h2,
.about-hero h1 {
  color: var(--accent);
  text-align: center;
  margin-bottom: 20px;
  position: relative;
}
.glass-section h2::after,
.about-hero h1::after {
  content: '';
  display: block;
  width: 60px; height: 3px;
  background: var(--accent);
  margin: 10px auto 0;
}

.glass-section p,
.about-hero p {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

/* ========= Hero ========= */
.about-hero {
  padding: 80px 20px;
  max-width: 800px;
  margin: 40px auto;
}
.about-hero p:first-of-type { font-size: 1.125rem; }

/* ========= Button ========= */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--bg);            /* stays white on accent */
  font-weight: bold;
  text-align: center;
  transition: var(--transition);
}
.btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

/* ========= Responsive ========= */
@media (max-width: 768px) {
  .glass-section {
    padding: 24px;
    margin: 16px auto;
    max-width: 95%;
  }
  .glass-section h2,
  .about-hero h1 { font-size: 2rem; }
  .glass-section p,
  .about-hero p {
    font-size: 1rem;
    line-height: 1.5;
  }
  .about-hero {
    padding: 60px 16px;
    max-width: 100%;
    margin: 32px auto;
  }
  .about-hero p:first-of-type { font-size: 1.125rem; }
  .btn {
    display: block;
    width: 100%;
    padding: 14px 0;
    margin: 1rem auto 0;
    font-size: 1rem;
    text-align: center;
  }
}

@media (max-width: 767px) {
  .glass-section { padding: 16px; margin: 12px auto; }
  .glass-section h2,
  .about-hero h1 { font-size: 1.5rem; }
  .glass-section p,
  .about-hero p {
    font-size: 0.9rem;
    line-height: 1.4;
  }
  .about-hero { padding: 40px 12px; }
  .about-hero p:first-of-type { font-size: 1rem; }
  .btn { padding: 12px 0; font-size: 0.95rem; border-radius: 4px; }
}
