/* Stat Cards */
.stat-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    box-shadow: 0 0.35rem 1.2rem rgba(15, 23, 42, 0.08);
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.5rem 1.5rem rgba(15, 23, 42, 0.12);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    margin-right: 1.2rem;
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    color: var(--secondary-color);
}

.stat-info p {
    margin: 0.3rem 0 0 0;
    color: #6c757d;
    font-size: 0.95rem;
}

/* Drill Cards */
.drill-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 0.35rem 1.2rem rgba(15, 23, 42, 0.08);
    transition: all 0.3s;
    margin-bottom: 1.5rem;
    border-left: 4px solid #e0e0e0;
}

.drill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.drill-card.status-available {
    border-left-color: var(--success-color);
}

.drill-card.status-in-use {
    border-left-color: var(--info-color);
}

.drill-card.status-maintenance {
    border-left-color: var(--warning-color);
}

/* Drill Header */
.drill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--light-bg);
}

.drill-number {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: 'Courier New', monospace;
}

/* Drill Model */
.drill-model {
    text-align: center;
    margin: 1.5rem 0;
}

.drill-model h5 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
}

.drill-model small {
    color: #6c757d;
    font-size: 0.85rem;
}

/* Drill Specs */
.drill-specs {
    background: var(--light-bg);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
}

.spec-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
    font-size: 0.9rem;
    color: #495057;
}

.spec-item i {
    width: 25px;
    color: var(--primary-color);
    margin-right: 0.8rem;
}

/* Drill Assignment */
.drill-assignment {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #f0f9ff;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.9rem;
}

.drill-assignment i {
    color: var(--info-color);
    margin-right: 0.8rem;
}

.drill-card.status-in-use .drill-assignment {
    background: #fff3cd;
}

.drill-card.status-maintenance .drill-assignment {
    background: #fff3e0;
}

/* Drill Actions */
.drill-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.drill-actions .btn {
    flex: 1;
    font-size: 0.85rem;
}

/* Section Title */
.section-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--secondary-color);
    padding-bottom: 0.8rem;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

.section-title i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

/* Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
}

/* Responsive */
@media (max-width: 992px) {
    .kpi-card-simple h2 {
        font-size: 2rem;
    }
    
    .kpi-icon-circle {
        width: 48px;
        height: 48px;
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .drill-card {
        margin-bottom: 1rem;
        padding: 1rem;
    }

    .stat-card {
        margin-bottom: 1rem;
    }
    
    .top-bar h2 {
        font-size: 1.2rem;
    }
    
    .top-bar-actions .btn {
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
    }
    
    .drill-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .filters-bar {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .kpi-card-simple {
        padding: 1rem;
    }
    
    .kpi-card-simple h2 {
        font-size: 1.5rem;
    }
    
    .kpi-content p {
        font-size: 0.85rem;
    }
    
    .top-bar {
        padding: 0 1rem;
    }
    
    .top-bar-actions .btn span {
        display: none;
    }
    
    .top-bar-actions .btn i {
        margin: 0;
    }
}