/* VIBRANT THEME ENHANCEMENTS */
/* Enhanced button styles with vibrant colors and animations */

/* Night Theme Button Enhancements */
.project-content .btn {
    background: linear-gradient(45deg, var(--primary), var(--accent)) !important;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 700;
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-content .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.project-content .btn:hover::before {
    left: 100%;
}

.project-content .btn:hover {
    transform: translateY(-4px) scale(1.02) !important;
    box-shadow: 
        0 12px 35px rgba(0, 255, 255, 0.4),
        0 0 30px rgba(255, 0, 128, 0.3) !important;
    background: linear-gradient(45deg, var(--accent), var(--cosmic-purple)) !important;
    border-color: var(--primary);
}

/* Day Theme Button Enhancements */
[data-theme="day"] .project-content .btn {
    background: linear-gradient(45deg, var(--primary), var(--accent)) !important;
    color: white !important;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
    border: 2px solid var(--primary);
}

[data-theme="day"] .project-content .btn::before {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}

[data-theme="day"] .project-content .btn:hover {
    transform: translateY(-4px) scale(1.02) !important;
    background: linear-gradient(45deg, var(--accent), var(--vibrant-purple)) !important;
    box-shadow: 
        0 12px 35px rgba(255, 23, 68, 0.5),
        0 0 40px rgba(255, 107, 53, 0.4) !important;
    border-color: var(--accent);
}

/* Enhanced Project Cards */
.project {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.project::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(0, 255, 255, 0.1), 
        rgba(255, 0, 128, 0.1), 
        rgba(138, 43, 226, 0.1)
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 1;
}

.project:hover::before {
    opacity: 1;
}

.project:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary);
    box-shadow: 
        0 20px 40px rgba(0, 255, 255, 0.2),
        0 0 30px rgba(255, 0, 128, 0.15);
}

/* Day Theme Project Cards */
[data-theme="day"] .project::before {
    background: linear-gradient(45deg, 
        rgba(255, 107, 53, 0.15), 
        rgba(255, 23, 68, 0.15), 
        rgba(156, 39, 176, 0.15)
    );
}

[data-theme="day"] .project:hover {
    border-color: var(--primary);
    box-shadow: 
        0 20px 40px rgba(255, 107, 53, 0.3),
        0 0 40px rgba(255, 23, 68, 0.2);
}

/* Enhanced Navigation Links */
.nav-link {
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-link:hover::before {
    width: 100%;
    box-shadow: 0 0 10px currentColor;
}

.nav-link:hover {
    color: var(--primary);
    text-shadow: 0 0 8px currentColor;
    transform: translateY(-2px);
}

/* Day Theme Navigation */
[data-theme="day"] .nav-link::before {
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

[data-theme="day"] .nav-link:hover {
    color: var(--primary);
    text-shadow: 0 2px 8px rgba(255, 107, 53, 0.4);
}

/* Enhanced Modal Styles */
.modal-content {
    border: 3px solid transparent;
    background: linear-gradient(var(--surface), var(--surface)) padding-box,
                linear-gradient(45deg, var(--primary), var(--accent)) border-box;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="day"] .modal-content {
    background: linear-gradient(var(--surface), var(--surface)) padding-box,
                linear-gradient(45deg, var(--primary), var(--accent)) border-box;
}

/* Enhanced Scroll Indicator */
.scroll-indicator {
    animation: scrollPulse 3s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { 
        opacity: 0.7; 
        transform: translateX(-50%) translateY(0px);
    }
    50% { 
        opacity: 1; 
        transform: translateX(-50%) translateY(-5px);
        filter: drop-shadow(0 0 10px var(--primary));
    }
}

/* Enhanced Accessibility */
/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary: #00ffff;
        --accent: #ff0080;
        --text: #ffffff;
        --background: #000000;
    }
    
    [data-theme="day"] {
        --primary: #ff4500;
        --accent: #ff1744;
        --text: #000000;
        --background: #ffffff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .theme-toggle::before,
    [data-theme="day"] body::after,
    body::after {
        animation: none !important;
    }
}

/* Focus indicators for better accessibility */
.theme-toggle:focus,
.nav-link:focus,
.project-content .btn:focus {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

[data-theme="day"] .theme-toggle:focus,
[data-theme="day"] .nav-link:focus,
[data-theme="day"] .project-content .btn:focus {
    outline-color: var(--primary);
}

/* Enhanced loading animations */
@keyframes vibrantGlow {
    0%, 100% { 
        box-shadow: 0 0 20px var(--primary);
        filter: brightness(1);
    }
    50% { 
        box-shadow: 0 0 40px var(--accent), 0 0 60px var(--primary);
        filter: brightness(1.2);
    }
}

.project:hover .project-content .btn {
    animation: vibrantGlow 2s ease-in-out infinite;
}

[data-theme="day"] .project:hover .project-content .btn {
    animation: vibrantGlow 2s ease-in-out infinite;
}

/* Enhanced particle effects for interactive elements */
.interactive-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    pointer-events: none;
    animation: particleBurst 0.8s ease-out forwards;
}

@keyframes particleBurst {
    0% {
        transform: scale(0) translate(0, 0);
        opacity: 1;
    }
    100% {
        transform: scale(1) translate(var(--dx, 0), var(--dy, 0));
        opacity: 0;
    }
}

/* Color scheme for better contrast */
:root {
    --text-high-contrast: #ffffff;
    --text-medium-contrast: rgba(255, 255, 255, 0.9);
    --text-low-contrast: rgba(255, 255, 255, 0.7);
}

[data-theme="day"] {
    --text-high-contrast: #000000;
    --text-medium-contrast: rgba(0, 0, 0, 0.9);
    --text-low-contrast: rgba(0, 0, 0, 0.7);
}

/* Apply contrast levels */
h1, h2, h3, .nav-logo {
    color: var(--text-high-contrast) !important;
}

p, .nav-link {
    color: var(--text-medium-contrast) !important;
}

.text-muted {
    color: var(--text-low-contrast) !important;
}

/* OFFLINE MODE STYLES */
.offline-indicator {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(255, 165, 0, 0.9);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
    z-index: 10000;
    animation: offlinePulse 2s ease-in-out infinite;
    box-shadow: 0 4px 15px rgba(255, 165, 0, 0.3);
}

.online-indicator {
    background: rgba(0, 255, 0, 0.9);
    animation: onlineGlow 1s ease-in-out;
}

@keyframes offlinePulse {
    0%, 100% { 
        opacity: 0.8; 
        transform: scale(1);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.05);
    }
}

@keyframes onlineGlow {
    0% { 
        transform: scale(1.2);
        box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
    }
    100% { 
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(0, 255, 0, 0.3);
    }
}

/* Offline content styling */
.offline-content {
    opacity: 0.7;
    filter: grayscale(20%);
    transition: all 0.3s ease;
}

.offline-content:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* Cached content indicator */
.cached-indicator {
    position: relative;
}

.cached-indicator::after {
    content: '📦';
    position: absolute;
    top: 5px;
    right: 5px;
    font-size: 12px;
    opacity: 0.7;
    pointer-events: none;
}

/* Offline mode app cards */
.offline-mode .project {
    border: 2px dashed rgba(255, 165, 0, 0.3);
    background: rgba(255, 165, 0, 0.05);
}

.offline-mode .project:hover {
    border-color: rgba(255, 165, 0, 0.6);
    background: rgba(255, 165, 0, 0.1);
}

/* Loading states for offline mode */
.offline-loading {
    position: relative;
    overflow: hidden;
}

.offline-loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: offlineShimmer 2s infinite;
}

@keyframes offlineShimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Offline navigation */
.offline-mode .nav-link {
    opacity: 0.8;
}

.offline-mode .nav-link:hover {
    opacity: 1;
}

/* Connection status in footer */
.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.2);
    margin-left: auto;
}

.connection-status.offline {
    color: #ffa500;
}

.connection-status.online {
    color: #00ff00;
}

/* Offline mode specific animations */
.offline-mode .cosmic-planet {
    animation-duration: 30s;
    opacity: 0.6;
}

.offline-mode .star-point {
    animation-duration: 5s;
    opacity: 0.7;
}

/* Responsive offline indicators */
@media (max-width: 768px) {
    .offline-indicator {
        top: 10px;
        right: 10px;
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .connection-status {
        font-size: 10px;
        padding: 2px 6px;
    }
}