/* Common Styles for All Pages */

/* CSS Variables */
:root {
    --primary-color: #0060F0;
    --text-primary: #333333;
    --text-secondary: #666666;
    --surface-color: #ffffff;
    --background-color: #FAFAFC;
    --border-radius: 8px;
    --border-radius-large: 12px;
    --shadow-soft: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-strong: 0 8px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #0060F0, #004BBF);
    --gradient-secondary: linear-gradient(135deg, #6c757d, #495057);
    --gradient-accent: linear-gradient(135deg, #28a745, #20c997);
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --primary-color: #4A90E2;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --surface-color: #1A1D23;
    --background-color: #0F1419;
    --shadow-soft: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-strong: 0 8px 30px rgba(0, 0, 0, 0.5);
    --gradient-primary: linear-gradient(135deg, #4A90E2, #0060F0);
    --gradient-secondary: linear-gradient(135deg, #6c757d, #495057);
    --gradient-accent: linear-gradient(135deg, #28a745, #20c997);
}

/* Navigation */
.features-nav {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--surface-color);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-medium);
    z-index: 1000;
    transition: var(--transition);
    border: 1px solid rgba(74, 144, 226, 0.1);
}

.features-nav:hover {
    background: var(--surface-color);
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition);
}

.nav-links a:hover {
    background: var(--gradient-primary);
    color: white;
}

/* Floating Action Button */
.floating-action {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-strong);
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    animation: float 3s ease-in-out infinite;
    border: none;
    font-weight: bold;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-action:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 20px 50px rgba(74, 144, 226, 0.4);
}

/* Scroll animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Navigation Adjustments */
@media (max-width: 768px) {
    .features-nav {
        position: relative;
        top: 0;
        right: 0;
        margin: 2rem auto;
        width: fit-content;
    }
    
    .nav-links {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .floating-action {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}