/* General Body Styles */
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    overflow-x: hidden; /* Prevent horizontal scroll due to animations */
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

/* Reset all elements to prevent unwanted spacing */
* {
    box-sizing: border-box;
}

/* App Root Container */
#app-root {
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    background: #f8fafc; /* Fallback background */
    /* Removed display: flex since sidebar is now fixed */
}

/* Sidebar Container */
#sidebar-container {
    overflow-y: auto;
    overflow-x: hidden;
    height: 100vh;
    flex-shrink: 0;
    background: linear-gradient(180deg, #1e293b 0%, #334155 100%);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    border-right: none; /* Remove any border that might cause white line */
    position: fixed; /* Make sidebar fixed */
    top: 0;
    left: 0;
    z-index: 30;
    /* Responsive width classes will be applied via JavaScript */
}

/* Main Content Wrapper */
#main-content-wrapper {
    overflow-x: hidden;
    min-height: 100vh;
    flex: 1;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    /* Add margin-left to account for fixed sidebar */
    margin-left: 320px; /* Default for expanded sidebar */
    transition: margin-left 0.3s ease;
    /* Margin will be handled by JavaScript for responsive behavior */
}

/* Enhanced Card Styles */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* Modern Button Styles */
.btn-modern {
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
    border: none;
    border-radius: 12px;
    padding: 12px 24px;
    color: white;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.btn-modern:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

/* Enhanced Navigation Styles */
.nav-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin: 4px 8px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(4px);
    border-color: rgba(139, 92, 246, 0.3);
}

/* Glassmorphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
}

/* Basic Animations */
@keyframes fade-in-left {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fade-in-right {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.animate-fade-in-left { animation: fade-in-left 0.3s ease-out forwards; }
.animate-fade-in-right { animation: fade-in-right 0.3s ease-out forwards; }
.animate-fade-in-up { animation: fade-in-up 0.3s ease-out forwards; }
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Custom styles for mobile sidebar overlay */
.mobile-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 40; /* Above main content but below sidebar itself */
    backdrop-filter: blur(5px);
}

/* Transitions for sidebar and main content margin */
/* Applied here for global effect to classes managed by JS */
#sidebar-container {
    transition: width 0.3s ease-in-out;
}
#main-content-wrapper {
    transition: margin-left 0.3s ease-in-out;
}

/* Enhanced Typography */
.text-gradient {
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Modern Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #a855f7 0%, #c084fc 100%);
}