/* Header & Nav */
/* css/style.css */
header { 
  background: var(--white); 
  box-shadow: var(--shadow); 
  position: fixed; /* Changed from sticky */
  top: 0; 
  left: 0;
  width: 100%; /* Required for fixed positioning */
  z-index: 1000; 
}
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo img { height: 40px; width: auto; display: block; }
.nav-list { display: flex; list-style: none; gap: 2rem; }
.nav-list a { text-decoration: none; color: var(--text); font-weight: 500; transition: var(--transition); }
.nav-list a:hover { color: var(--accent); }
.hamburger { display: none; background: none; border: none; cursor: pointer; }
.hamburger span { display: block; width: 25px; height: 3px; background: var(--primary); margin: 5px 0; transition: var(--transition); }

/* Search Elements */
.header-actions { display: flex; align-items: center; gap: 1rem; }
.icon-btn { background: none; border: none; cursor: pointer; color: var(--primary); display: flex; transition: var(--transition); }
.icon-btn:hover { color: var(--accent); }
.search-overlay { position: absolute; top: 0; left: 0; width: 100%; background: var(--white); box-shadow: var(--shadow-lg); padding: 1.5rem 0; transform: translateY(-100%); opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 1001; }
.search-overlay.active { transform: translateY(0); opacity: 1; visibility: visible; }
.search-header-box { display: flex; align-items: center; border-bottom: 2px solid var(--accent); padding-bottom: 0.5rem; gap: 1rem; max-width: 800px; margin: 0 auto; }
#search-input { flex-grow: 1; border: none; font-size: 1.2rem; outline: none; background: transparent; }
.search-results { list-style: none; max-width: 800px; margin: 1rem auto 0; max-height: 60vh; overflow-y: auto; }
.search-results a { display: flex; flex-direction: column; padding: 1rem; text-decoration: none; color: var(--text); border-bottom: 1px solid #e2e8f0; transition: var(--transition); }
.search-results a:hover { background: var(--bg); transform: translateX(5px); }

/* Layouts */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;}
.card { background: var(--white); padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow); transition: var(--transition); }
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-5px); }
.card h3 { color: var(--primary); margin-bottom: 1rem; }
.section-title { text-align: center; font-size: 2.5rem; color: var(--primary); margin-bottom: 3rem; }

/* Page Headers & Hero */
.hero, .page-header { background: var(--primary); color: var(--white); padding: 6rem 0; text-align: center; }
.hero h1, .page-header h1 { font-size: 3.5rem; margin-bottom: 1rem; line-height: 1.2; }
.trust-bar { background: var(--accent); color: var(--white); padding: 1rem 0; font-weight: 500; display: flex; justify-content: space-around; flex-wrap: wrap; }

/* Footer */
footer { background: var(--primary); color: var(--white); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-bottom: 2rem; }
.footer-links { list-style: none; }
.footer-links a { color: #cbd5e1; text-decoration: none; transition: var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1); color: #cbd5e1; }