/* HEADER/NAVBAR STYLES - Shared across all pages */
:root {
    --dark-bg: #0a0e27;
    --dark-surface: #0f1629;
    --dark-card: #1a1f3a;
    --dark-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-pink: #ec4899;
    --accent-teal: #14b8a6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border);
    z-index: 1000;
    padding: var(--spacing-md) 0;
    overflow: hidden;
}

/* Animated Blue Wave */
.navbar::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -100%;
    width: 300%;
    height: 200%;
    background: linear-gradient(90deg, 
        transparent 0%,
        rgba(59, 130, 246, 0.1) 20%,
        rgba(99, 102, 241, 0.15) 40%,
        rgba(14, 165, 233, 0.1) 60%,
        transparent 100%);
    animation: navWave 15s linear infinite;
    pointer-events: none;
}

.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(59, 130, 246, 0.8) 25%,
        rgba(99, 102, 241, 1) 50%,
        rgba(59, 130, 246, 0.8) 75%,
        transparent 100%);
    animation: navGlow 8s ease-in-out infinite;
}

@keyframes navWave {
    0% {
        transform: translateX(-33.33%) skewX(-10deg);
        filter: hue-rotate(0deg);
    }
    50% {
        filter: hue-rotate(20deg);
    }
    100% {
        transform: translateX(0%) skewX(-10deg);
        filter: hue-rotate(0deg);
    }
}

@keyframes navGlow {
    0%, 100% {
        opacity: 0.5;
        transform: scaleX(0.5);
    }
    50% {
        opacity: 1;
        transform: scaleX(1);
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 10;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    position: relative;
}

/* Ambient Blue Aura */
.nav-brand::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 40px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    filter: blur(20px);
    animation: brandAura 5s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes brandAura {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.logo-icon {
    width: 40px;
    height: 40px;
    position: relative;
}

.logo-icon::before {
    content: '';
    position: absolute;
    inset: -8px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(10px);
    animation: logoGlow 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes logoGlow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(0.9);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.logo-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--accent-purple);
    position: relative;
    z-index: 1;
}

.brand-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    position: relative;
}

.brand-text::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    opacity: 0.3;
    animation: brandUnderline 4s ease-in-out infinite;
}

@keyframes brandUnderline {
    0%, 100% {
        transform: scaleX(0.8);
        opacity: 0.3;
    }
    50% {
        transform: scaleX(1);
        opacity: 0.6;
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

/* Floating Blue Particles */
.nav-menu::before,
.nav-menu::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.8) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.nav-menu::before {
    top: -10px;
    animation: floatParticle1 10s ease-in-out infinite;
}

.nav-menu::after {
    bottom: -10px;
    animation: floatParticle2 12s ease-in-out infinite;
}

@keyframes floatParticle1 {
    0%, 100% {
        transform: translateX(0) translateY(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    50% {
        transform: translateX(200px) translateY(5px);
        opacity: 0.5;
    }
    90% {
        opacity: 1;
    }
}

@keyframes floatParticle2 {
    0%, 100% {
        transform: translateX(150px) translateY(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    50% {
        transform: translateX(-50px) translateY(-5px);
        opacity: 0.5;
    }
    90% {
        opacity: 1;
    }
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
    padding: 0 8px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

.btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.6) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    border-radius: 50%;
}

.btn-primary:hover::before {
    width: 100px;
    height: 100px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4),
                0 0 40px rgba(99, 102, 241, 0.2);
}

/* Remove old mobile toggle styles - handled in mobile-menu.css */

/* Old mobile menu styles removed - using new mobile-menu.css */

/* Responsive */
@media screen and (max-width: 768px) {
    .navbar {
        padding: var(--spacing-sm) 0;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-menu {
        display: none;
    }
    
    /* Mobile toggle handled in mobile-menu.css */
    
    .brand-text {
        font-size: 1.2rem;
    }
    
    .logo-icon {
        width: 35px;
        height: 35px;
    }
    
    /* Hide animated particles on mobile */
    .nav-menu::before,
    .nav-menu::after,
    .nav-brand::before,
    .navbar::before {
        display: none;
    }
    
    .navbar::after {
        animation: none;
        opacity: 0.5;
    }
}

@media screen and (max-width: 480px) {
    .navbar {
        padding: 12px 0;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .brand-text {
        font-size: 1.1rem;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
    
    .mobile-nav-menu {
        padding: 20px;
    }
    
    .mobile-nav-menu .nav-link {
        padding: 10px 0;
        font-size: 1rem;
    }
}