/* assets/css/style.css */
:root {
    --primary-blue: #0d6efd;
    --secondary-green: #198754;
    --purple-accent: #6f42c1;
    --bg-color-light: #f4f7f6;
    --bg-color-dark: #121212;
    --text-color-light: #212529;
    --text-color-dark: #e0e0e0;
    
    /* Glassmorphism Variables */
    --glass-bg-light: rgba(255, 255, 255, 0.7);
    --glass-bg-dark: rgba(30, 30, 30, 0.7);
    --glass-border-light: rgba(255, 255, 255, 0.4);
    --glass-border-dark: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

body {
    background-color: var(--bg-color-light);
    color: var(--text-color-light);
    font-family: 'Inter', sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

body.dark-mode {
    background-color: var(--bg-color-dark);
    color: var(--text-color-dark);
}

/* Glassmorphism Classes */
.glass-card {
    background: var(--glass-bg-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border-light);
    border-radius: 1rem;
    box-shadow: var(--glass-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

body.dark-mode .glass-card {
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border-dark);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px 0 rgba(31, 38, 135, 0.25);
}

/* Sidebar Styling */
#sidebar {
    min-width: 250px;
    max-width: 250px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1100;
    overflow-y: auto;
    background: var(--glass-bg-light);
    backdrop-filter: blur(15px);
    border-right: 1px solid var(--glass-border-light);
    transition: all 0.3s;
}

body.dark-mode #sidebar {
    background: var(--glass-bg-dark);
    border-right: 1px solid var(--glass-border-dark);
}

#sidebar .nav-link {
    color: var(--text-color-light);
    border-radius: 0.5rem;
    margin: 0.2rem 1rem;
    padding: 0.8rem 1rem;
    transition: all 0.2s;
}

body.dark-mode #sidebar .nav-link {
    color: var(--text-color-dark);
}

/* Ensure inputs and text are readable in dark mode */
body.dark-mode .form-control, 
body.dark-mode .form-select {
    color: var(--text-color-dark) !important;
}

body.dark-mode .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
}

body.dark-mode .text-muted {
    color: rgba(255, 255, 255, 0.6) !important;
}

body.dark-mode .dropdown-menu .dropdown-item {
    color: var(--text-color-dark);
}

body.dark-mode .dropdown-menu .dropdown-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

#sidebar .nav-link:hover, #sidebar .nav-link.active {
    background: rgba(13, 110, 253, 0.1);
    color: var(--primary-blue);
}

body.dark-mode #sidebar .nav-link:hover, body.dark-mode #sidebar .nav-link.active {
    background: rgba(13, 110, 253, 0.2);
    color: #4da3ff;
}

#sidebar .nav-link i {
    width: 25px;
}

/* Main Content Styling */
#content {
    margin-left: 250px;
    padding: 20px;
    min-height: 100vh;
    transition: margin-left 0.3s;
}

/* Topbar Styling */
.topbar {
    margin-bottom: 30px;
    padding: 15px 20px;
    border-radius: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1050;
}

.notification-badge {
    position: absolute;
    top: 5px;
    right: 5px;
}

/* Stat Cards */
.stat-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.stat-blue { color: var(--primary-blue); }
.stat-green { color: var(--secondary-green); }
.stat-purple { color: var(--purple-accent); }
.stat-danger { color: #dc3545; }
.stat-warning { color: #ffc107; }

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.05); 
}
::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.2); 
    border-radius: 4px;
}
body.dark-mode ::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2); 
}

/* Auth Pages Full bg */
.auth-bg {
    background: linear-gradient(135deg, #74ebd5 0%, #9face6 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

body.dark-mode .auth-bg {
    background: linear-gradient(135deg, #1f1c2c 0%, #928dab 100%);
}

/* Misc Utilities */
.btn-primary-custom {
    background: linear-gradient(45deg, var(--primary-blue), var(--purple-accent));
    border: none;
    color: white;
}
.btn-primary-custom:hover {
    background: linear-gradient(45deg, var(--purple-accent), var(--primary-blue));
    color: white;
}

/* Mobile Optimizations (e.g. iPhone 6S / 375px) */
@media (max-width: 768px) {
    #sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        box-shadow: 2px 0 10px rgba(0,0,0,0.5);
    }
    #sidebar.show {
        transform: translateX(0);
    }
    #content {
        margin-left: 0 !important;
        padding: 10px !important;
    }
    .topbar {
        padding: 12px !important;
        flex-direction: column;
        align-items: stretch !important;
    }
    .glass-card {
        padding: 15px !important;
    }
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0; left: 0; width: 100vw; height: 100vh;
        background: rgba(0,0,0,0.5);
        backdrop-filter: blur(2px);
        z-index: 1090;
    }
    .sidebar-overlay.show {
        display: block;
    }
}