/* Digital Vision X - Main Stylesheet */

/* ============================================
   Global Styles & Variables
   ============================================ */
:root {
    --primary-color: #0a2540;
    --secondary-color: #1e4a72;
    --accent-color: #ffc107;
    --text-dark: #000000;
    --text-light: #1e293b;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.1);
    --shadow-lg: 0 12px 40px rgba(10, 37, 64, 0.15);
}

/* ============================================
   Typography
   ============================================ */
body {
    font-family: 'Poppins', 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.3;
}

h1 { font-size: 2.75rem; font-weight: 900; }
h2 { font-size: 2.25rem; font-weight: 800; }
h3 { font-size: 1.875rem; font-weight: 800; }
h4 { font-size: 1.5rem; font-weight: 700; }
h5 { font-size: 1.25rem; font-weight: 700; }
h6 { font-size: 1.125rem; font-weight: 700; }

p {
    font-family: 'Poppins', 'Inter', sans-serif;
    color: var(--text-light);
    line-height: 1.9;
    font-weight: 400;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.navbar-brand .logo-img {
    max-height: 65px;
    width: auto;
}

.nav-link {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--text-dark) !important;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    border-radius: 50px;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(10, 37, 64, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(10, 37, 64, 0.3);
    color: white;
}

.btn-warning {
    background: var(--accent-color);
    color: var(--text-dark);
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.3);
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4);
    color: var(--text-dark);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* ============================================
   Cards
   ============================================ */
.card, .investment-card, .feature-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.card:hover, .investment-card:hover, .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

/* ============================================
   Sections
   ============================================ */
.section-title {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    position: relative;
}

.section-subtitle {
    font-family: 'Poppins', 'Inter', sans-serif;
    font-size: 1.15rem;
    color: var(--text-light);
    line-height: 1.9;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   Forms
   ============================================ */
.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-family: 'Poppins', 'Inter', sans-serif;
    transition: all 0.3s ease;
    color: var(--text-dark);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(10, 37, 64, 0.15);
    outline: none;
}

.form-label {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* ============================================
   Footer
   ============================================ */
.footer-section {
    background: var(--primary-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-brand {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 2rem;
}

/* ============================================
   Utilities
   ============================================ */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important;
}

.shadow-custom {
    box-shadow: var(--shadow-md);
}

.shadow-custom-lg {
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.65rem 1.5rem;
        font-size: 0.85rem;
    }
    
    .navbar-nav {
        text-align: center;
        padding-top: 1rem;
    }
    
    .nav-link {
        padding: 0.5rem 0;
    }
}

@media (max-width: 576px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    
    .card, .investment-card, .feature-card {
        padding: 1.5rem;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .navbar, .footer-section, .btn {
        display: none;
    }
}