@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette - Professional Indigo & Slate */
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --accent-color: #10b981;
    --accent-hover: #059669;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-sidebar: #1e293b;
    --text-main: #ffffff;
    --text-muted: #ffffff;
    --border-color: rgba(255, 255, 255, 0.15);
    --glass-effect: blur(12px) saturate(180%);
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-dark: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-sidebar: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: rgba(0, 0, 0, 0.05);
    --primary-color: #6366f1;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease;
}

/* Layout Structure */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
    z-index: 1000;
}

.app-content {
    flex-grow: 1;
    padding: 2rem;
    overflow-x: hidden;
}

/* Glassmorphism Components */
.glass {
    background-color: var(--bg-card);
    backdrop-filter: var(--glass-effect);
    -webkit-backdrop-filter: var(--glass-effect);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    border-radius: 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-main);
}

.text-secondary {
    color: #ffffff !important;
    opacity: 0.8;
}

.text-muted {
    color: #ffffff !important;
    opacity: 0.7;
}

.text-accent {
    color: var(--accent-color) !important;
}

/* Form Labels and inputs */
label, .form-label, .small {
    color: #ffffff !important;
}

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

/* Navigation */
.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.75rem 1rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    transition: var(--transition);
    border-radius: 0.5rem;
}

.nav-link:hover {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: #fff;
    background-color: var(--primary-color);
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.4);
}

.nav-link i {
    font-size: 1.25rem;
    margin-right: 0.75rem;
}

/* Buttons */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-color);
    border: none;
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-accent {
    background-color: var(--accent-color);
    border: none;
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-outline-light {
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-muted);
}

/* Cards & Forms */
.card {
    border: none;
    background-color: var(--bg-card);
    border-radius: 1rem;
}

.form-control, .form-select {
    background-color: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
}

.form-control:focus, .form-select:focus {
    background-color: rgba(15, 23, 42, 0.8);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
    color: var(--text-main);
}

/* Tables */
.table {
    color: var(--text-main);
    border-color: var(--border-color);
}

.table thead th {
    background-color: rgba(0, 0, 0, 0.3);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    font-weight: 700;
    color: #ffffff;
    padding: 1rem;
    border: none;
}

.table tbody td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Dashboard Specifics */
.avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.breadcrumb-item.active {
    color: #ffffff;
    opacity: 0.6;
}

/* Responsive Fixes */
@media (max-width: 768px) {
    .app-sidebar {
        display: none;
    }
    .app-content {
        padding: 1rem;
    }
}