:root {
    --bg-main: #0B0F19;
    --bg-card: rgba(20, 26, 41, 0.6);
    --bg-card-hover: rgba(30, 38, 56, 0.8);
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --accent-blue: #3B82F6;
    --accent-cyan: #22D3EE;
    --accent-purple: #A855F7;
    --border-color: rgba(255, 255, 255, 0.08);
    --glow-spread: 0 0 15px rgba(59, 130, 246, 0.4);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.05), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(168, 85, 247, 0.05), transparent 25%);
    background-attachment: fixed;
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.glow-icon {
    color: var(--accent-cyan);
    filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.6));
}

/* Filters */
.filter-section {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    background: rgba(0,0,0,0.2);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.date-input {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.date-input label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.date-input input {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.3s ease;
}

.date-input input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Forms datepicker icon for webkit */
::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
    opacity: 0.6;
}
::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
}

.btn-primary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    border: none;
    padding: 0.6rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    height: 38px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.4);
}

.btn-primary i {
    width: 16px;
    height: 16px;
}

/* Global Summary */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
    opacity: 0.7;
}

.stat-card.purple-accent::before {
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
}

.stat-card .stat-title {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stat-card .stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Assistants Grid */
.section-header {
    margin-bottom: 1.5rem;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-title h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

/* Assistant Card */
.assistant-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.assistant-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(34, 211, 238, 0.4);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.assistant-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(168, 85, 247, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.assistant-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.assistant-info .id-badge {
    font-size: 0.7rem;
    background: rgba(255,255,255,0.05);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: monospace;
}

.metrics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.metric-label i {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.metric-value {
    font-size: 1.15rem;
    font-weight: 600;
}

.cost-value {
    color: #4ADE80; /* Neon green for money */
}

/* Loading state */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
    color: var(--accent-cyan);
    gap: 1rem;
}

.spin {
    animation: spin 1s linear infinite;
    width: 32px;
    height: 32px;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.error-msg {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #FCA5A5;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-primary {
        justify-content: center;
    }
}