/* Professional Bright & Invitational Color Scheme - Softer Contrast */
:root {
    --primary-color: #1E6FB9;      /* Bright, professional blue */
    --secondary-color: #3AA76D;    /* Fresh, invitational green */
    --accent-color: #FF6B35;       /* Warm, energetic orange */
    --light-color: #F8FAFC;        /* Clean light background */
    --text-color: #2D3748;         /* Professional dark gray */
    --background-color: #FFFFFF;    /* White background */
    --card-background: #FFFFFF;     /* White cards */
    --footer-bg: #1E3A8A;          /* Deep professional blue */
    --footer-text: #F1F5F9;        /* Softer white for footer text */
    --footer-link: #93C5FD;        /* Light blue for footer links */
    --header-text: #F8FAFC;        /* Soft off-white for header text */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Header with proper h1 styling */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0D4A8C 100%);
    color: var(--header-text);
    padding: 3rem 0;
    text-align: center;
    box-shadow: 0 4px 12px rgba(30, 111, 185, 0.15);
}

/* Ensure the h1 in header is properly sized and styled */
header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin: 0;
    padding: 0 2rem;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Card-like Sections with subtle shadows */
.card {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid #e0e0e0;
}

.download-section {
    background-color: var(--light-color);
    text-align: center;
    border-left: 4px solid var(--secondary-color);
}

/* Button Style */
.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    margin: 1rem 0;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #2E8B57;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(58, 167, 109, 0.3);
}

/* Features Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.feature-card {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid #e0e0e0;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

/* Footer */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

footer .container {
    padding: 1rem 0;
}

footer a {
    color: var(--footer-link);
    text-decoration: none;
    font-weight: 600;
}

footer a:hover {
    text-decoration: underline;
    color: #BFDBFE;
}

/* Update Notice */
.update-notice {
    background-color: #FFFBEB;
    border-left: 4px solid #F59E0B;
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
    color: #92400E;
}

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 2.5rem 0;
    }
    
    header h1 {
        font-size: 2.2rem;
        padding: 0 1.5rem;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .container {
        padding: 1rem 0;
        width: 95%;
    }
    
    .card, .feature-card {
        padding: 1.25rem;
    }
    
    .btn {
        padding: 10px 20px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 2rem 0;
    }
    
    header h1 {
        font-size: 1.8rem;
        padding: 0 1rem;
    }
    
    .container {
        width: 100%;
        padding: 0.5rem;
    }
    
    .card, .feature-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
}

/* Print styles */
@media print {
    header {
        background: #fff !important;
        color: #000 !important;
    }
    
    header h1 {
        color: #000 !important;
        text-shadow: none !important;
    }
    
    .btn, .features, .update-notice {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}