/* ==========================================================================
   URBACON TECHNOLOGIES - Global Styles
   ========================================================================== */
:root {
    --primary: #1e3a8a; 
    --secondary: #0284c7;
    --dark: #0f172a;
    --light-bg: #f8fafc;
    --text-main: #334155;
    --text-muted: #64748b;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', system-ui, sans-serif; }
body { background-color: var(--light-bg); color: var(--text-main); line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; }

/* --- Header & Navigation --- */
header { background-color: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 1000; }
.header-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 40px; max-width: 1200px; margin: 0 auto; position: relative; }
.logo { display: flex; align-items: center; text-decoration: none; }
.logo img { height: 60px; width: auto; object-fit: contain; transition: transform 0.3s; }
.logo:hover img { transform: scale(1.05); }

nav ul { list-style: none; display: flex; gap: 15px; }
nav a { text-decoration: none; color: var(--text-main); font-weight: 600; padding: 8px 12px; border-radius: 4px; transition: 0.3s; }
nav a:hover, nav a.active-link { background-color: var(--primary); color: var(--white); }

/* Mobile Menu Button - iOS Optimized */
.mobile-menu-btn { 
    display: none; 
    font-size: 28px; 
    color: var(--primary); 
    cursor: pointer; 
    background: none; 
    border: none; 
    padding: 5px 10px; 
    -webkit-tap-highlight-color: transparent; 
}

/* --- Main Layout --- */
main { flex: 1; padding: 40px 20px; max-width: 1200px; margin: 0 auto; width: 100%; }
.page-title { font-size: 2.2rem; color: var(--dark); margin-bottom: 1.5rem; border-bottom: 3px solid var(--secondary); display: inline-block; padding-bottom: 0.3rem; }

/* --- Hero Section --- */
.hero { background: linear-gradient(rgba(15, 23, 42, 0.85), rgba(30, 58, 138, 0.85)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover; color: var(--white); padding: 6rem 2rem; text-align: center; border-radius: 12px; margin-bottom: 3rem; }
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.2rem; max-width: 800px; margin: 0 auto 2rem; color: #e2e8f0; }

/* --- Grids & Cards --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.card { background: var(--white); border-radius: 8px; box-shadow: var(--shadow); border: 1px solid var(--border); overflow: hidden; transition: 0.3s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-5px); box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); }
.card img { width: 100%; height: 220px; object-fit: cover; }
.card-content { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.card h3 { color: var(--primary); margin-bottom: 0.5rem; }

/* --- Utilities --- */
.contact-info, .contact-form { background: var(--white); padding: 2rem; border-radius: 8px; box-shadow: var(--shadow); }
.contact-info { border-top: 5px solid var(--primary); }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-weight: 600; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.75rem; border: 1px solid var(--border); border-radius: 4px; }
.btn { background-color: var(--secondary); color: var(--white); padding: 0.8rem 1.8rem; border: none; border-radius: 4px; cursor: pointer; font-weight: 600; text-decoration: none; display: inline-block; transition: 0.3s; }
.btn:hover { background-color: var(--primary); }
footer { background-color: var(--dark); color: var(--white); text-align: center; padding: 20px; margin-top: auto; }

/* --- Mobile Responsiveness --- */
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) {
    .header-container { padding: 15px 20px; }
    .logo img { height: 50px; }
    .mobile-menu-btn { display: block; }
    nav { display: none; position: absolute; top: 100%; left: 0; width: 100%; background-color: var(--white); border-top: 1px solid var(--border); z-index: 1000; box-shadow: 0 10px 15px rgba(0,0,0,0.05); }
    nav.show-mobile { display: block; }
    nav ul { flex-direction: column; gap: 0; }
    nav a { display: block; padding: 15px 20px; border-radius: 0; border-bottom: 1px solid var(--border); }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .hero { padding: 4rem 1rem; }
    .hero h1 { font-size: 2.2rem; }
}