:root {
    --bg-dark: #0f172a;
    --bg-navbar: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-orange: #f59e0b;
    --accent-red: #ef4444;
    --accent-green: #10b981;
    --sidebar-width: 260px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow: hidden;
    line-height: 1.5;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Sidebar Styling */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-navbar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    z-index: 10;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 2rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.logo-text {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

.logo-text span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-top: -2px;
}

.main-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-item i {
    width: 20px;
    text-align: center;
}

.nav-item:hover, .nav-item.active {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.nav-item.active {
    background-color: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    font-size: 0.85rem;
}

.dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-green);
    border-radius: 50%;
}

.pulse {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Main Content Area */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.top-bar {
    height: 70px;
    padding: 0 2rem;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.search-container {
    position: relative;
    width: 400px;
}

.search-container i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-container input {
    width: 100%;
    padding: 0.6rem 1rem 0.6rem 2.8rem;
    background-color: var(--bg-navbar);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: white;
    outline: none;
}

.action-buttons {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-profile {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--border-color);
}

.user-profile img {
    width: 100%;
}

/* Dashboard Content */
.dashboard-scroll {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.stat-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.stat-icon.orange { background: rgba(245, 158, 11, 0.15); color: var(--accent-orange); }
.stat-icon.red { background: rgba(239, 68, 68, 0.15); color: var(--accent-red); }

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

.stat-info h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Content Sections */
.content-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 1.5rem;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Table Styling */
.table-container {
    max-height: 500px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 0.75rem 1.5rem;
    background-color: rgba(0, 0, 0, 0.1);
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.5px;
}

td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

tr:last-child td { border-bottom: none; }

.empty-state { text-align: center; color: var(--text-secondary); padding: 3rem; }

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-primary { background-color: var(--accent-purple); color: white; }
.btn-primary:hover { background-color: #7c3aed; filter: brightness(1.1); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border-color); }
.btn-ghost:hover { border-color: var(--text-primary); color: white; }

.btn-secondary-sm { padding: 0.4rem 0.8rem; font-size: 0.8rem; background: var(--bg-navbar); color: var(--accent-blue); border: 1px solid var(--accent-blue); }

.btn-sm-success { background: rgba(16, 185, 129, 0.1); color: var(--accent-green); padding: 0.3rem 0.7rem; font-size: 0.75rem; }
.btn-sm-danger { background: rgba(239, 68, 68, 0.1); color: var(--accent-red); padding: 0.3rem 0.7rem; font-size: 0.75rem; }

/* Confidence Badge */
.badge-conf {
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}

.high { background: rgba(16, 185, 129, 0.2); color: var(--accent-green); }
.med { background: rgba(245, 158, 11, 0.2); color: var(--accent-orange); }
.low { background: rgba(239, 68, 68, 0.2); color: var(--accent-red); }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* Toasts */
#toast-container { position: fixed; bottom: 2rem; right: 2rem; display: flex; flex-direction: column; gap: 0.5rem; z-index: 1000; }
.toast { background: var(--bg-navbar); color: white; padding: 1rem 1.5rem; border-radius: 10px; border-left: 4px solid var(--accent-purple); box-shadow: 0 10px 15px rgba(0,0,0,0.5); animation: slideIn 0.3s ease-out; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }